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Author SHA1 Message Date
Irmen de Jong e55a675d2e release 8.14 2023-05-29 23:00:43 +02:00
480 changed files with 26064 additions and 58272 deletions

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-13
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@@ -1,13 +0,0 @@
# These are supported funding model platforms
#github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
#patreon: # Replace with a single Patreon username
open_collective: # Replace with a single Open Collective username
ko_fi: irmen
#tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
#community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
#liberapay: # Replace with a single Liberapay username
#issuehunt: # Replace with a single IssueHunt username
#otechie: # Replace with a single Otechie username
#lfx_crowdfunding: # Replace with a single LFX Crowdfunding project-name e.g., cloud-foundry
#custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
+9 -19
View File
@@ -10,32 +10,22 @@ jobs:
steps:
- name: Checkout code
uses: actions/checkout@v4
uses: actions/checkout@v2
- name: build and install recent 64tass
run: |
sudo apt-get install -y make build-essential
git clone --depth=1 https://github.com/irmen/64tass
cd 64tass
make -j4
sudo make install
- name: Install 64tass
run: sudo apt-get update -y && sudo apt-get install -y 64tass
- name: Set up JDK 11
uses: actions/setup-java@v4
uses: actions/setup-java@v2
with:
java-version: 11
distribution: temurin
distribution: adopt
- name: Build and test with Gradle
run: |
./gradlew build shadowJar --no-daemon
sha256sum -b compiler/build/libs/*-all.jar > compiler/build/libs/hash.txt
run: ./gradlew build shadowJar --no-daemon
- name: Create compiler shadowJar artifact
uses: actions/upload-artifact@v4
uses: actions/upload-artifact@v3
with:
name: prog8-compiler-jar-zipped
path: |
compiler/build/libs/*-all.jar
compiler/build/libs/hash.txt
path: compiler/build/libs/*-all.jar
-3
View File
@@ -1,6 +1,5 @@
.idea/workspace.xml
.idea/discord.xml
.idea/developer-tools.xml
build/
dist/
output/
@@ -16,7 +15,6 @@ out/
parser/**/*.interp
parser/**/*.tokens
parser/**/*.java
compiler/src/prog8/buildversion/*
*.py[cod]
*.egg
*.egg-info
@@ -34,4 +32,3 @@ compiler/lib/
/prog8compiler.jar
sd*.img
*.d64
-9
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@@ -9,15 +9,6 @@
</inspection_tool>
<inspection_tool class="IncompleteDestructuring" enabled="true" level="WARNING" enabled_by_default="true" />
<inspection_tool class="PyInterpreterInspection" enabled="false" level="WARNING" enabled_by_default="false" />
<inspection_tool class="PyPackageRequirementsInspection" enabled="true" level="WARNING" enabled_by_default="true">
<option name="ignoredPackages">
<value>
<list size="1">
<item index="0" class="java.lang.String" itemvalue="sphinx_rtd_theme" />
</list>
</value>
</option>
</inspection_tool>
<inspection_tool class="SpellCheckingInspection" enabled="true" level="TYPO" enabled_by_default="true">
<option name="processCode" value="false" />
<option name="processLiterals" value="true" />
+2 -2
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@@ -4,6 +4,6 @@
<option name="jvmTarget" value="11" />
</component>
<component name="KotlinJpsPluginSettings">
<option name="version" value="1.9.24" />
<option name="version" value="1.8.21-release-380" />
</component>
</project>
</project>
+12 -16
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@@ -1,23 +1,19 @@
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<library name="KotlinJavaRuntime">
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<root url="jar://$KOTLIN_BUNDLED$/lib/kotlin-reflect.jar!/" />
<root url="jar://$KOTLIN_BUNDLED$/lib/kotlin-test.jar!/" />
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<root url="jar://$KOTLIN_BUNDLED$/lib/kotlin-reflect-sources.jar!/" />
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<root url="jar://$KOTLIN_BUNDLED$/lib/kotlin-stdlib-jdk7-sources.jar!/" />
<root url="jar://$KOTLIN_BUNDLED$/lib/kotlin-stdlib-jdk8-sources.jar!/" />
</SOURCES>
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+3 -3
View File
@@ -1,13 +1,13 @@
<component name="libraryTable">
<library name="antlr.antlr4" type="repository">
<properties maven-id="org.antlr:antlr4:4.13.2">
<properties maven-id="org.antlr:antlr4:4.12.0">
<exclude>
<dependency maven-id="com.ibm.icu:icu4j" />
</exclude>
</properties>
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+25
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@@ -0,0 +1,25 @@
<component name="libraryTable">
<library name="github.hypfvieh.dbus.java" type="repository">
<properties maven-id="com.github.hypfvieh:dbus-java:3.3.2" />
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<root url="jar://$MAVEN_REPOSITORY$/com/github/jnr/jnr-ffi/2.2.11/jnr-ffi-2.2.11.jar!/" />
<root url="jar://$MAVEN_REPOSITORY$/com/github/jnr/jffi/1.3.9/jffi-1.3.9.jar!/" />
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<SOURCES />
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+10
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@@ -0,0 +1,10 @@
<component name="libraryTable">
<library name="glassfish.javax.json" type="repository">
<properties include-transitive-deps="false" maven-id="org.glassfish:javax.json:1.1.4" />
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</library>
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+14 -11
View File
@@ -1,18 +1,21 @@
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-23
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@@ -1,23 +0,0 @@
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+24
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@@ -0,0 +1,24 @@
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+41 -25
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<JAVADOC />
<SOURCES />
+2 -2
View File
@@ -1,8 +1,8 @@
<component name="libraryTable">
<library name="jetbrains.kotlinx.cli.jvm" type="repository">
<properties include-transitive-deps="false" maven-id="org.jetbrains.kotlinx:kotlinx-cli-jvm:0.3.6" />
<properties include-transitive-deps="false" maven-id="org.jetbrains.kotlinx:kotlinx-cli-jvm:0.3.5" />
<CLASSES>
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlinx/kotlinx-cli-jvm/0.3.6/kotlinx-cli-jvm-0.3.6.jar!/" />
<root url="jar://$MAVEN_REPOSITORY$/org/jetbrains/kotlinx/kotlinx-cli-jvm/0.3.5/kotlinx-cli-jvm-0.3.5.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
+8 -13
View File
@@ -1,20 +1,15 @@
<component name="libraryTable">
<library name="michael.bull.kotlin.result.jvm" type="repository">
<properties maven-id="com.michael-bull.kotlin-result:kotlin-result-jvm:2.0.0" />
<properties maven-id="com.michael-bull.kotlin-result:kotlin-result-jvm:1.1.16" />
<CLASSES>
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+11
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@@ -0,0 +1,11 @@
<component name="libraryTable">
<library name="slf4j.simple" type="repository">
<properties maven-id="org.slf4j:slf4j-simple:2.0.7" />
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<SOURCES />
</library>
</component>
+18
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@@ -0,0 +1,18 @@
<component name="libraryTable">
<library name="takes" type="repository">
<properties maven-id="org.takes:takes:1.24.4" />
<CLASSES>
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<root url="jar://$MAVEN_REPOSITORY$/javax/activation/javax.activation-api/1.2.0/javax.activation-api-1.2.0.jar!/" />
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+1 -4
View File
@@ -16,13 +16,10 @@
</list>
</option>
</component>
<component name="Black">
<option name="sdkName" value="Python 3.11" />
</component>
<component name="FrameworkDetectionExcludesConfiguration">
<type id="Python" />
</component>
<component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="openjdk-17" project-jdk-type="JavaSDK">
<component name="ProjectRootManager" version="2" languageLevel="JDK_11" default="true" project-jdk-name="openjdk-11" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/out" />
</component>
</project>
+3 -2
View File
@@ -10,12 +10,13 @@
<module fileurl="file://$PROJECT_DIR$/codeOptimizers/codeOptimizers.iml" filepath="$PROJECT_DIR$/codeOptimizers/codeOptimizers.iml" />
<module fileurl="file://$PROJECT_DIR$/compiler/compiler.iml" filepath="$PROJECT_DIR$/compiler/compiler.iml" />
<module fileurl="file://$PROJECT_DIR$/compilerAst/compilerAst.iml" filepath="$PROJECT_DIR$/compilerAst/compilerAst.iml" />
<module fileurl="file://$PROJECT_DIR$/dbusCompilerService/dbusCompilerService.iml" filepath="$PROJECT_DIR$/dbusCompilerService/dbusCompilerService.iml" />
<module fileurl="file://$PROJECT_DIR$/docs/docs.iml" filepath="$PROJECT_DIR$/docs/docs.iml" />
<module fileurl="file://$PROJECT_DIR$/examples/examples.iml" filepath="$PROJECT_DIR$/examples/examples.iml" />
<module fileurl="file://$PROJECT_DIR$/benchmark-program/benchmark-program.iml" filepath="$PROJECT_DIR$/benchmark-program/benchmark-program.iml" />
<module fileurl="file://$PROJECT_DIR$/httpCompilerService/httpCompilerService.iml" filepath="$PROJECT_DIR$/httpCompilerService/httpCompilerService.iml" />
<module fileurl="file://$PROJECT_DIR$/intermediate/intermediate.iml" filepath="$PROJECT_DIR$/intermediate/intermediate.iml" />
<module fileurl="file://$PROJECT_DIR$/parser/parser.iml" filepath="$PROJECT_DIR$/parser/parser.iml" />
<module fileurl="file://$PROJECT_DIR$/virtualmachine/virtualmachine.iml" filepath="$PROJECT_DIR$/virtualmachine/virtualmachine.iml" />
</modules>
</component>
</project>
</project>
+9 -11
View File
@@ -9,19 +9,17 @@ version: 2
build:
os: ubuntu-22.04
tools:
python: "3.12"
python: "3.11"
# Build documentation in the docs/ directory with Sphinx
sphinx:
configuration: docs/source/conf.py
# If using Sphinx, optionally build your docs in additional formats such as PDF
formats:
- pdf
# Optionally declare the Python requirements required to build your docs
python:
install:
- requirements: docs/requirements.txt
# Build documentation in the docs/ directory with Sphinx
sphinx:
configuration: docs/source/conf.py
fail_on_warning: true
# If using Sphinx, optionally build your docs in additional formats such as PDF
formats:
- pdf
- epub
-12
View File
@@ -1,12 +0,0 @@
# super simple Makefile to lauch the main gradle targets to build and/or test the prog8 compiler
.PHONY: all test
all:
gradle installdist installshadowdist
@echo "compiler launch script can be found here: compiler/build/install/compiler-shadow/bin/p8compile"
test:
gradle build
@echo "compiler launch script can be found here: compiler/build/install/compiler-shadow/bin/p8compile"
+18 -41
View File
@@ -1,4 +1,3 @@
[![ko-fi](https://ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/H2H6S0FFF)
[![Documentation](https://readthedocs.org/projects/prog8/badge/?version=latest)](https://prog8.readthedocs.io/)
Prog8 - Structured Programming Language for 8-bit 6502/65c02 microprocessors
@@ -10,37 +9,11 @@ This is a structured programming language for the 8-bit 6502/6510/65c02 micropro
as used in many home computers from that era. It is a medium to low level programming language,
which aims to provide many conveniences over raw assembly code (even when using a macro assembler).
**Want to buy me a coffee or a pizza perhaps?**
This project was created over the last couple of years by dedicating thousands of hours of my free time to it, to make it the best I possibly can.
If you like Prog8, and think it's worth a nice cup of hot coffee or a delicious pizza,
you can help me out a little bit over at [ko-fi.com/irmen](https://ko-fi.com/irmen).
Documentation
-------------
Full documentation (syntax reference, how to use the language and the compiler, etc.) can be found at:
https://prog8.readthedocs.io/
How to get it/build it
----------------------
- Download the latest [official release](https://github.com/irmen/prog8/releases) from github.
- Or, if you want/need a bleeding edge development version, you can:
- download a build artifact zipfile from a recent [github action build](https://github.com/irmen/prog8/actions).
- you can also compile it yourself from source. [Instructions here](https://prog8.readthedocs.io/en/latest/compiling.html).
Note that if you are not using *gradle* to build it, you might have to perform some manual
tasks once to make it compile fully. These are explained in the linked instructions.
- Alternatively, you can also install the compiler as a package on some linux distros:
- Arch (via AUR): [`prog8`](https://aur.archlinux.org/packages/prog8)
Community
---------
Most of the development on Prog8 and the use of it is currently centered around
the [Commander X16](https://www.commanderx16.com/) retro computer. Their [discord server](https://discord.gg/nS2PqEC) contains a small channel
dedicated to Prog8. Other than that, use the issue tracker on github.
Software license
----------------
GNU GPL 3.0 (see file LICENSE), with exception for generated code:
@@ -53,24 +26,26 @@ GNU GPL 3.0 (see file LICENSE), with exception for generated code:
What does Prog8 provide?
------------------------
- all advantages of a higher level language over having to write assembly code manually
- programs run very fast because it's compiled to native machine code
- code often is smaller and faster than equivalent C code compiled with CC65 or even LLVM-MOS
- modularity, symbol scoping, subroutines. No need for forward declarations.
- reduction of source code length over raw assembly
- fast execution speed due to compilation to native assembly code. It's possible to write certain raster interrupt 'demoscene' effects purely in Prog8.
- modularity, symbol scoping, subroutines
- various data types other than just bytes (16-bit words, floats, strings)
- floating point math is supported on certain targets
- floating point math is supported if the target system provides floating point library routines (C64 and Cx16 both do)
- strings can contain escaped characters but also many symbols directly if they have a petscii equivalent, such as "♠♥♣♦π▚●○╳". Characters like ^, _, \, {, } and | are also accepted and converted to the closest petscii equivalents.
- automatic static variable allocations, automatic string and array variables and string sharing
- subroutines with input parameters and result values
- high-level program optimizations
- small program boilerplate/compilersupport overhead
- programs can be run multiple times without reloading because of automatic variable (re)initializations.
- conditional branches that map 1:1 to cpu status flags
- conditional branches
- ``when`` statement to provide a concise jump table alternative to if/elseif chains
- ``in`` expression for concise and efficient multi-value/containment check
- several specialized built-in functions such as ``lsb``, ``msb``, ``min``, ``max``, ``rol``, ``ror``
- many built-in functions such as ``sin``, ``cos``, ``rnd``, ``abs``, ``min``, ``max``, ``sqrt``, ``msb``, ``rol``, ``ror``, ``swap``, ``sort`` and ``reverse``
- various powerful built-in libraries to do I/O, number conversions, graphics and more
- convenience abstractions for low level aspects such as ZeroPage handling, program startup, explicit memory addresses
- inline assembly allows you to have full control when every cycle or byte matters
- supports the sixteen 'virtual' 16-bit registers R0 - R15 from the Commander X16 (also available on other targets)
- encode strings and characters into petscii or screencodes or even other encodings
- supports the sixteen 'virtual' 16-bit registers R0 - R15 from the Commander X16, and provides them also on the C64.
- encode strings and characters into petscii or screencodes as desired (C64/Cx16)
*Rapid edit-compile-run-debug cycle:*
@@ -84,8 +59,6 @@ What does Prog8 provide?
- "c64": Commodore-64 (6502 like CPU)
- "c128": Commodore-128 (6502 like CPU - the Z80 cpu mode is not supported)
- "cx16": [CommanderX16](https://www.commanderx16.com) (65c02 CPU)
- "pet32": Commodore PET (experimental)
- "atari": Atari 8 bit such as 800XL (experimental)
- If you only use standard kernal and prog8 library routines, it is possible to compile the *exact same program* for different machines (just change the compiler target flag)
@@ -118,13 +91,14 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
%import textio
%zeropage basicsafe
main {
bool[256] sieve
ubyte[256] sieve
ubyte candidate_prime = 2 ; is increased in the loop
sub start() {
sys.memset(sieve, 256, 0) ; clear the sieve
sys.memset(sieve, 256, false) ; clear the sieve
txt.print("prime numbers up to 255:\n\n")
ubyte amount=0
repeat {
@@ -160,6 +134,9 @@ This code calculates prime numbers using the Sieve of Eratosthenes algorithm::
}
}
when compiled an ran on a C-64 you'll get:
![c64 screen](docs/source/_static/primes_example.png)
-12
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@@ -1,12 +0,0 @@
.PHONY: all clean emu
all: benchmark.prg
clean:
rm -f *.prg *.PRG *.asm *.vice-* *.BIN *.PAL *.zip *.7z
emu: benchmark.prg
x16emu -run -prg $< -warp
benchmark.prg: benchmark.p8 b_3d.p8 b_adpcm.p8 b_circles.p8 b_life.p8 b_mandelbrot.p8 b_maze.p8 b_queens.p8 b_textelite.p8
p8compile $< -target cx16
-109
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@@ -1,109 +0,0 @@
%import textio
%import math
rotate3d {
const ubyte WIDTH = 40
const ubyte HEIGHT = 30
sub benchmark(uword max_time) -> uword {
uword anglex
uword angley
uword anglez
uword frames
txt.nl()
cbm.SETTIM(0,0,0)
while cbm.RDTIM16()<max_time {
matrix_math.rotate_vertices(msb(anglex), msb(angley), msb(anglez))
draw_edges() ; doesn't really draw anything in the benchmark, but does do the screen calculations
anglex+=500
angley+=215
anglez+=453
frames++
}
return frames
}
sub draw_edges() {
; plot the points of the 3d cube
; first the points on the back, then the points on the front (painter algorithm)
ubyte @zp i
word @zp rz
word @zp persp
byte @shared sx
byte @shared sy
for i in 0 to len(matrix_math.xcoor)-1 {
rz = matrix_math.rotatedz[i]
if rz >= 10 {
persp = 600 + rz/64
sx = matrix_math.rotatedx[i] / persp as byte + WIDTH/2
sy = matrix_math.rotatedy[i] / persp as byte + HEIGHT/2
;; txt.setcc(sx as ubyte, sy as ubyte, 46, 7)
}
}
for i in 0 to len(matrix_math.xcoor)-1 {
rz = matrix_math.rotatedz[i]
if rz < 10 {
persp = 600 + rz/64
sx = matrix_math.rotatedx[i] / persp as byte + WIDTH/2
sy = matrix_math.rotatedy[i] / persp as byte + HEIGHT/2
;; txt.setcc(sx as ubyte, sy as ubyte, 81, 7)
}
}
txt.chrout('.')
}
}
matrix_math {
; vertices
word[] @split xcoor = [ -40, -40, -40, -40, 40, 40, 40, 40 ]
word[] @split ycoor = [ -40, -40, 40, 40, -40, -40, 40, 40 ]
word[] @split zcoor = [ -40, 40, -40, 40, -40, 40, -40, 40 ]
; storage for rotated coordinates
word[len(xcoor)] @split rotatedx
word[len(ycoor)] @split rotatedy
word[len(zcoor)] @split rotatedz
sub rotate_vertices(ubyte ax, ubyte ay, ubyte az) {
; rotate around origin (0,0,0)
; set up the 3d rotation matrix values
word wcosa = math.cos8(ax)
word wsina = math.sin8(ax)
word wcosb = math.cos8(ay)
word wsinb = math.sin8(ay)
word wcosc = math.cos8(az)
word wsinc = math.sin8(az)
word wcosa_sinb = wcosa*wsinb / 128
word wsina_sinb = wsina*wsinb / 128
word Axx = wcosa*wcosb / 128
word Axy = (wcosa_sinb*wsinc - wsina*wcosc) / 128
word Axz = (wcosa_sinb*wcosc + wsina*wsinc) / 128
word Ayx = wsina*wcosb / 128
word Ayy = (wsina_sinb*wsinc + wcosa*wcosc) / 128
word Ayz = (wsina_sinb*wcosc - wcosa*wsinc) / 128
word Azx = -wsinb
word Azy = wcosb*wsinc / 128
word Azz = wcosb*wcosc / 128
ubyte @zp i
for i in 0 to len(xcoor)-1 {
; don't normalize by dividing by 128, instead keep some precision for perspective calc later
rotatedx[i] = Axx*xcoor[i] + Axy*ycoor[i] + Axz*zcoor[i]
rotatedy[i] = Ayx*xcoor[i] + Ayy*ycoor[i] + Ayz*zcoor[i]
rotatedz[i] = Azx*xcoor[i] + Azy*ycoor[i] + Azz*zcoor[i]
}
}
}
-89
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@@ -1,89 +0,0 @@
adpcm {
sub decode_benchmark(uword max_time) -> uword {
uword num_blocks
txt.nl()
cbm.SETTIM(0,0,0)
while cbm.RDTIM16()<max_time {
adpcm.init(0,0)
uword @requirezp nibbles_ptr = $a000 ; for benchmark purposes, the exact nibbles don't really matter, so we just take the basic ROM as input
repeat 252/2 {
unroll 2 {
ubyte @zp nibble = @(nibbles_ptr)
adpcm.decode_nibble(nibble & 15) ; first word (note: upper nibble needs to be zero!)
adpcm.decode_nibble(nibble>>4) ; second word (note: upper nibble is zero, after the shifts.)
nibbles_ptr++
}
}
num_blocks++
txt.chrout('.')
}
return num_blocks
}
; IMA ADPCM decoder. Supports mono and stereo streams.
ubyte[] t_index = [ -1, -1, -1, -1, 2, 4, 6, 8, -1, -1, -1, -1, 2, 4, 6, 8]
uword[] @split t_step = [
7, 8, 9, 10, 11, 12, 13, 14,
16, 17, 19, 21, 23, 25, 28, 31,
34, 37, 41, 45, 50, 55, 60, 66,
73, 80, 88, 97, 107, 118, 130, 143,
157, 173, 190, 209, 230, 253, 279, 307,
337, 371, 408, 449, 494, 544, 598, 658,
724, 796, 876, 963, 1060, 1166, 1282, 1411,
1552, 1707, 1878, 2066, 2272, 2499, 2749, 3024,
3327, 3660, 4026, 4428, 4871, 5358, 5894, 6484,
7132, 7845, 8630, 9493, 10442, 11487, 12635, 13899,
15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794,
32767]
uword @requirezp predict ; decoded 16 bit pcm sample for first channel.
ubyte @requirezp index
uword @requirezp pstep
sub init(uword startPredict, ubyte startIndex) {
; initialize first decoding channel.
predict = startPredict
index = startIndex
pstep = t_step[index]
}
sub decode_nibble(ubyte @zp nibble) {
; Decoder for a single nibble for the first channel. (value of 'nibble' needs to be strictly 0-15 !)
; This is the hotspot of the decoder algorithm!
; Note that the generated assembly from this is pretty efficient,
; rewriting it by hand in asm seems to improve it only ~10%.
cx16.r0s = 0 ; difference
if nibble & %0100 !=0
cx16.r0s += pstep
pstep >>= 1
if nibble & %0010 !=0
cx16.r0s += pstep
pstep >>= 1
if nibble & %0001 !=0
cx16.r0s += pstep
pstep >>= 1
cx16.r0s += pstep
if nibble & %1000 !=0
predict -= cx16.r0
else
predict += cx16.r0
; NOTE: the original C/Python code uses a 32 bits prediction value and clips it to a 16 bit word
; but for speed reasons we only work with 16 bit words here all the time (with possible clipping error)
; if predicted > 32767:
; predicted = 32767
; elif predicted < -32767:
; predicted = - 32767
index += t_index[nibble]
if_neg
index = 0
else if index >= len(t_step)-1
index = len(t_step)-1
pstep = t_step[index]
}
}
-111
View File
@@ -1,111 +0,0 @@
%import gfx2
%import math
circles {
const ubyte MAX_NUM_CIRCLES = 80
const ubyte GROWTH_RATE = 4
uword[MAX_NUM_CIRCLES] @split circle_x
uword[MAX_NUM_CIRCLES] @split circle_y
ubyte[MAX_NUM_CIRCLES] circle_radius
ubyte color
uword total_num_circles
sub draw(bool use_kernal, uword max_time) -> uword {
if use_kernal
void cx16.set_screen_mode(128)
else
gfx2.screen_mode(1)
math.rndseed(12345,6789)
cbm.SETTIM(0,0,0)
total_num_circles = 0
color = 16
while cbm.RDTIM16()<max_time {
if use_kernal {
cx16.GRAPH_set_colors(0,0,0)
cx16.GRAPH_clear()
}
else
gfx2.clear_screen(0)
total_num_circles += draw_circles(use_kernal, max_time)
}
if use_kernal
void cx16.set_screen_mode(3)
else {
gfx2.screen_mode(0)
}
return total_num_circles
}
sub draw_circles(bool use_kernal, uword max_time) -> uword {
uword @zp x
uword @zp y
ubyte @zp radius
ubyte num_circles
while num_circles<MAX_NUM_CIRCLES and cbm.RDTIM16()<max_time {
x = math.rndw() % 320
y = math.rndw() % 240
radius = GROWTH_RATE
if not_colliding() {
while not_edge() and not_colliding() {
radius += GROWTH_RATE
}
radius -= GROWTH_RATE
if radius>0 {
color++
if color==0
color=16
if use_kernal {
cx16.GRAPH_set_colors(color, 255-color, 0)
cx16.GRAPH_draw_oval(x-radius, y-radius, radius*2, radius*2, true)
}
else
gfx2.disc(x, y as ubyte, radius, color)
circle_x[num_circles] = x
circle_y[num_circles] = y
circle_radius[num_circles] = radius
num_circles++
}
}
}
return num_circles
sub not_colliding() -> bool {
if num_circles==0
return true
ubyte @zp c
for c in 0 to num_circles-1 {
if distance(c) < (radius as uword) + circle_radius[c]
return false
}
return true
}
sub distance(ubyte cix) -> uword {
word dx = x as word - circle_x[cix]
word dy = y as word - circle_y[cix]
uword sqx = dx*dx as uword
uword sqy = dy*dy as uword
return sqrt(sqx + sqy)
}
sub not_edge() -> bool {
if x as word - radius < 0
return false
if x + radius >= 320
return false
if y as word - radius < 0
return false
if y + radius >= 240
return false
return true
}
}
}
-123
View File
@@ -1,123 +0,0 @@
; conway's game of life.
%import math
%import textio
life {
const ubyte WIDTH = 40
const ubyte HEIGHT = 30
const uword STRIDE = $0002+WIDTH
uword world1 = memory("world1", (WIDTH+2)*(HEIGHT+2), 0)
uword world2 = memory("world2", (WIDTH+2)*(HEIGHT+2), 0)
uword @requirezp active_world = world1
sub benchmark(uword max_time) -> uword {
txt.clear_screen()
sys.memset(world1, (WIDTH+2)*(HEIGHT+2), 0)
sys.memset(world2, (WIDTH+2)*(HEIGHT+2), 0)
set_start_gen()
uword gen
cbm.SETTIM(0,0,0)
while cbm.RDTIM16()<max_time {
next_gen()
gen++
}
return gen
}
sub set_start_gen() {
; some way to set a custom start generation:
; str start_gen = " " +
; " " +
; " " +
; " ** " +
; " * * " +
; " * " +
; " * * " +
; " ****** " +
; " " +
; " " +
; " " +
; " " +
; " " +
; " " +
; " " +
; " "
;
; for y in 0 to 15 {
; for x in 0 to 15 {
; if start_gen[y*16 + x]=='*'
; active_world[offset + x] = 1
; }
; offset += STRIDE
; }
; randomize whole world
math.rndseed(12345,9999)
uword offset = STRIDE+1
ubyte x
ubyte y
for y in 0 to HEIGHT-1 {
for x in 0 to WIDTH-1 {
active_world[offset+x] = math.rnd() & 1
}
offset += STRIDE
}
}
sub next_gen() {
const ubyte DXOFFSET = 0
const ubyte DYOFFSET = 0
ubyte[2] cell_chars = [sc:' ', sc:'●']
uword @requirezp new_world = world1
if active_world == world1
new_world = world2
; To avoid re-calculating word index lookups into the new- and active world arrays,
; we calculate the required pointer values upfront.
; Inside the loop we can use ptr+x just fine (results in efficient LDA (ptr),Y instruction because x is a byte type),
; and for each row we simply add the stride to the pointer.
; It's more readable to use active_world[offset] etc, but offset is a word value, and this produces
; inefficient assembly code because we can't use a register indexed mode in this case. Costly inside a loop.
uword @requirezp new_world_ptr = new_world + STRIDE+1-DXOFFSET
uword @requirezp active_world_ptr = active_world + STRIDE+1-DXOFFSET
ubyte x
ubyte y
for y in DYOFFSET to HEIGHT+DYOFFSET-1 {
cx16.vaddr_autoincr(1, $b000 + 256*y, 0, 2) ; allows us to use simple Vera data byte assigns later instead of setchr() calls
for x in DXOFFSET to WIDTH+DXOFFSET-1 {
; count the living neighbors
ubyte cell = @(active_world_ptr + x)
uword @requirezp ptr = active_world_ptr + x - STRIDE - 1
ubyte neighbors = @(ptr) + @(ptr+1) + @(ptr+2) +
@(ptr+STRIDE) + cell + @(ptr+STRIDE+2) +
@(ptr+STRIDE*2) + @(ptr+STRIDE*2+1) + @(ptr+STRIDE*2+2)
; apply game of life rules
if neighbors==3
cell=1
else if neighbors!=4
cell=0
@(new_world_ptr + x) = cell
; draw new cell
; txt.setchr(x,y,cell_chars[cell])
cx16.VERA_DATA0 = cell_chars[cell]
}
active_world_ptr += STRIDE
new_world_ptr += STRIDE
}
active_world = new_world
}
}
-54
View File
@@ -1,54 +0,0 @@
%import textio
%import floats
mandelbrot {
const ubyte width = 39
const ubyte height = 29
const ubyte max_iter = 15
sub calc(uword max_time) -> uword {
uword num_pixels
ubyte pixelx
ubyte pixely
txt.home()
cbm.SETTIM(0,0,0)
while cbm.RDTIM16() < max_time {
for pixely in 0 to height-1 {
float yy = (pixely as float)/0.40/height - 1.3
for pixelx in 0 to width-1 {
float xx = (pixelx as float)/0.32/width - 2.2
float xsquared = 0.0
float ysquared = 0.0
float x = 0.0
float y = 0.0
ubyte iter = 0
while iter<max_iter and xsquared+ysquared<4.0 {
y = x*y*2.0 + yy
x = xsquared - ysquared + xx
xsquared = x*x
ysquared = y*y
iter++
}
txt.color2(1, max_iter-iter)
txt.spc()
num_pixels++
if cbm.RDTIM16()>=max_time
goto finished
}
txt.nl()
}
txt.clear_screen()
}
finished:
txt.color2(1, 6)
return num_pixels
}
}
-343
View File
@@ -1,343 +0,0 @@
%import textio
%import math
; Even though prog8 only has support for extremely limited recursion,
; you can write recursive algorithms with a bit of extra work by building your own explicit stack structure.
; This program shows a depth-first maze generation algorithm (1 possible path from start to finish),
; and a depth-first maze solver algorithm, both using a stack to store the path taken.
; Note: this program can be compiled for multiple target systems.
maze {
uword score
sub bench(uword max_time) -> uword {
txt.nl()
score=0
math.rndseed(2345,44332)
cbm.SETTIM(0,0,0)
while cbm.RDTIM16()<max_time {
maze.initialize()
maze.drawStartFinish()
if maze.generate(max_time) {
maze.openpassages()
maze.drawStartFinish()
if maze.solve(max_time) {
maze.drawStartFinish()
} else break
} else break
}
return score
}
const uword screenwidth = 40
const uword screenheight = 30
const ubyte numCellsHoriz = (screenwidth-1) / 2
const ubyte numCellsVert = (screenheight-1) / 2
; maze start and finish cells
const ubyte startCx = 0
const ubyte startCy = 0
const ubyte finishCx = numCellsHoriz-1
const ubyte finishCy = numCellsVert-1
; cell properties
const ubyte STONE = 128
const ubyte WALKED = 64
const ubyte BACKTRACKED = 32
const ubyte UP = 1
const ubyte RIGHT = 2
const ubyte DOWN = 4
const ubyte LEFT = 8
const ubyte WALLCOLOR = 12
const ubyte EMPTYCOLOR = 0
; unfortunately on larger screens (cx16), the number of cells exceeds 256 and doesn't fit in a regular array anymore.
uword cells = memory("cells", numCellsHoriz*numCellsVert, 0)
ubyte[256] cx_stack
ubyte[256] cy_stack
ubyte stackptr
ubyte[4] directionflags = [LEFT,RIGHT,UP,DOWN]
sub generate(uword max_time) -> bool {
ubyte cx = startCx
ubyte cy = startCy
stackptr = 0
@(celladdr(cx,cy)) &= ~STONE
drawCell(cx, cy)
uword cells_to_carve = numCellsHoriz * numCellsVert - 1
while cbm.RDTIM16()<max_time {
carve_restart_after_repath:
ubyte direction = choose_uncarved_direction()
if direction==0 {
;backtrack
stackptr--
if stackptr==255 {
; stack empty.
; repath if we are not done yet. (this is a workaround for the prog8 256 array lenght limit)
if cells_to_carve!=0 {
if repath()
goto carve_restart_after_repath
}
return true
}
cx = cx_stack[stackptr]
cy = cy_stack[stackptr]
} else {
cx_stack[stackptr] = cx
cy_stack[stackptr] = cy
stackptr++
if stackptr==0 {
; stack overflow, we can't track our path any longer.
; repath if we are not done yet. (this is a workaround for the prog8 256 array lenght limit)
if cells_to_carve!=0 {
if repath()
goto carve_restart_after_repath
}
return true
}
@(celladdr(cx,cy)) |= direction
when direction {
UP -> {
cy--
@(celladdr(cx,cy)) |= DOWN
}
RIGHT -> {
cx++
@(celladdr(cx,cy)) |= LEFT
score++
}
DOWN -> {
cy++
@(celladdr(cx,cy)) |= UP
}
LEFT -> {
cx--
@(celladdr(cx,cy)) |= RIGHT
}
}
@(celladdr(cx,cy)) &= ~STONE
cells_to_carve--
drawCell(cx, cy)
}
}
return false
sub repath() -> bool {
; repath: try to find a new start cell with possible directions.
; we limit our number of searches so that the algorith doesn't get stuck
; for too long on bad rng... just accept a few unused cells in that case.
repeat 255 {
do {
cx = math.rnd() % numCellsHoriz
cy = math.rnd() % numCellsVert
} until @(celladdr(cx, cy)) & STONE ==0
if available_uncarved()!=0
return true
}
return false
}
sub available_uncarved() -> ubyte {
ubyte candidates = 0
if cx>0 and @(celladdr(cx-1, cy)) & STONE !=0
candidates |= LEFT
if cx<numCellsHoriz-1 and @(celladdr(cx+1, cy)) & STONE !=0
candidates |= RIGHT
if cy>0 and @(celladdr(cx, cy-1)) & STONE !=0
candidates |= UP
if cy<numCellsVert-1 and @(celladdr(cx, cy+1)) & STONE !=0
candidates |= DOWN
return candidates
}
sub choose_uncarved_direction() -> ubyte {
ubyte candidates = available_uncarved()
if candidates==0
return 0
repeat {
ubyte choice = candidates & directionflags[math.rnd() & 3]
if choice!=0
return choice
}
}
}
sub openpassages() {
; open just a few extra passages, so that multiple routes are possible in theory.
ubyte numpassages
ubyte cx
ubyte cy
do {
do {
cx = math.rnd() % (numCellsHoriz-2) + 1
cy = math.rnd() % (numCellsVert-2) + 1
} until @(celladdr(cx, cy)) & STONE ==0
ubyte direction = directionflags[math.rnd() & 3]
if @(celladdr(cx, cy)) & direction == 0 {
when direction {
LEFT -> {
if @(celladdr(cx-1,cy)) & STONE == 0 {
@(celladdr(cx,cy)) |= LEFT
drawCell(cx,cy)
numpassages++
}
}
RIGHT -> {
if @(celladdr(cx+1,cy)) & STONE == 0 {
@(celladdr(cx,cy)) |= RIGHT
drawCell(cx,cy)
numpassages++
}
}
UP -> {
if @(celladdr(cx,cy-1)) & STONE == 0 {
@(celladdr(cx,cy)) |= UP
drawCell(cx,cy)
numpassages++
}
}
DOWN -> {
if @(celladdr(cx,cy+1)) & STONE == 0 {
@(celladdr(cx,cy)) |= DOWN
drawCell(cx,cy)
numpassages++
}
}
}
}
} until numpassages==10
}
sub solve(uword max_time) -> bool {
ubyte cx = startCx
ubyte cy = startCy
const uword max_path_length = 1024
; the path through the maze can be longer than 256 so doesn't fit in a regular array.... :(
uword pathstack = memory("pathstack", max_path_length, 0)
uword pathstackptr = 0
@(celladdr(cx,cy)) |= WALKED
; txt.setcc(cx*2+1, cy*2+1, 81, 1)
while cbm.RDTIM16()<max_time {
solve_loop:
if cx==finishCx and cy==finishCy {
;txt.home()
txt.print("found! path length: ")
txt.print_uw(pathstackptr)
txt.nl()
return true
}
ubyte cell = @(celladdr(cx,cy))
if cell & UP!=0 and @(celladdr(cx,cy-1)) & (WALKED|BACKTRACKED) ==0 {
@(pathstack + pathstackptr) = UP
;txt.setcc(cx*2+1, cy*2, 81, 3)
cy--
}
else if cell & DOWN !=0 and @(celladdr(cx,cy+1)) & (WALKED|BACKTRACKED) ==0 {
@(pathstack + pathstackptr) = DOWN
;txt.setcc(cx*2+1, cy*2+2, 81, 3)
cy++
}
else if cell & LEFT !=0 and @(celladdr(cx-1,cy)) & (WALKED|BACKTRACKED) ==0 {
@(pathstack + pathstackptr) = LEFT
;txt.setcc(cx*2, cy*2+1, 81, 3)
cx--
}
else if cell & RIGHT !=0 and @(celladdr(cx+1,cy)) & (WALKED|BACKTRACKED) ==0 {
@(pathstack + pathstackptr) = RIGHT
;txt.setcc(cx*2+2, cy*2+1, 81, 3)
cx++
}
else {
; dead end, pop stack
pathstackptr--
if pathstackptr==65535 {
txt.print("no solution?!\n")
return true
}
@(celladdr(cx,cy)) |= BACKTRACKED
;txt.setcc(cx*2+1, cy*2+1, 81, 2)
when @(pathstack + pathstackptr) {
UP -> {
;txt.setcc(cx*2+1, cy*2+2, 81, 9)
cy++
}
DOWN -> {
;txt.setcc(cx*2+1, cy*2, 81, 9)
cy--
}
LEFT -> {
;txt.setcc(cx*2+2, cy*2+1, 81, 9)
cx++
}
RIGHT -> {
;txt.setcc(cx*2, cy*2+1, 81, 9)
cx--
score++
}
}
goto solve_loop
}
pathstackptr++
if pathstackptr==max_path_length {
txt.print("stack overflow, path too long\n")
return true
}
@(celladdr(cx,cy)) |= WALKED
;txt.setcc(cx*2+1, cy*2+1, 81, 1)
}
return false
}
sub celladdr(ubyte cx, ubyte cy) -> uword {
return cells+(numCellsHoriz as uword)*cy+cx
}
sub drawCell(ubyte cx, ubyte cy) {
return
; ubyte x = cx * 2 + 1
; ubyte y = cy * 2 + 1
; ubyte doors = @(celladdr(cx,cy))
; if doors & UP !=0
; txt.setcc(x, y-1, ' ', EMPTYCOLOR)
; if doors & RIGHT !=0
; txt.setcc(x+1, y, ' ', EMPTYCOLOR)
; if doors & DOWN !=0
; txt.setcc(x, y+1, ' ', EMPTYCOLOR)
; if doors & LEFT !=0
; txt.setcc(x-1, y, ' ', EMPTYCOLOR)
; if doors & STONE !=0
; txt.setcc(x, y, 160, WALLCOLOR)
; else
; txt.setcc(x, y, 32, EMPTYCOLOR)
;
; if doors & WALKED !=0
; txt.setcc(x, y, 81, 1)
; if doors & BACKTRACKED !=0
; txt.setcc(x, y, 81, 2)
}
sub initialize() {
sys.memset(cells, numCellsHoriz*numCellsVert, STONE)
; txt.fill_screen(160, WALLCOLOR)
drawStartFinish()
}
sub drawStartFinish() {
; txt.setcc(startCx*2+1,startCy*2+1,sc:'s',5)
; txt.setcc(finishCx*2+1, finishCy*2+1, sc:'f', 13)
}
}
-63
View File
@@ -1,63 +0,0 @@
%import textio
; Recursive N-Queens solver.
; The problem is: find all possible ways to place 8 Queen chess pieces on a chess board, so that none of them attacks any other.
; (this program prints all solutions without taking mirroring and flipping the chess board into account)
; Note: this program can be compiled for multiple target systems.
queens {
const ubyte NUMQUEENS=8
ubyte[NUMQUEENS] board
sub could_place(ubyte row, ubyte col) -> bool {
if row==0
return true
ubyte i
for i in 0 to row-1 {
if board[i]==col or board[i]-i==col-row or board[i]+i==col+row
return false
}
return true
}
uword solution_count
uword maximum_duration
sub place_queen(ubyte row) -> bool {
if row == NUMQUEENS {
solution_count++
txt.chrout('.')
return cbm.RDTIM16()<maximum_duration
}
bool continue_running=true
ubyte col
for col in 0 to NUMQUEENS-1 {
if could_place(row, col) {
board[row] = col
; we need to save the local variables row and col.
sys.push(row)
sys.push(col)
continue_running = place_queen(row + 1)
; restore the local variables after the recursive call.
col = sys.pop()
row = sys.pop()
board[row] = 0
if not continue_running
break
}
}
return continue_running
}
sub bench(uword max_time) -> uword {
solution_count = 0
maximum_duration = max_time
txt.nl()
cbm.SETTIM(0,0,0)
while cbm.RDTIM16() < maximum_duration {
void place_queen(0)
}
return solution_count
}
}
-10
View File
@@ -1,10 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$">
<excludeFolder url="file://$MODULE_DIR$/compiled" />
</content>
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>
-112
View File
@@ -1,112 +0,0 @@
; This benchmark program is meant to check for regressions in the
; Prog8 compiler's code-generator (performance wise).
;
; As the X16 computer is a more or less fixed system, it's not very useful
; to benchmark the computer itself with.
%import textio
%import b_adpcm
%import b_circles
%import b_3d
%import b_life
%import b_mandelbrot
%import b_queens
%import b_textelite
%import b_maze
%zeropage basicsafe
%option no_sysinit
main {
str[20] benchmark_names
uword[20] benchmark_score
sub start() {
ubyte benchmark_number
void cx16.set_screen_mode(3)
txt.color2(1, 6)
txt.clear_screen()
txt.print("\n\n\n prog8 compiler benchmark tests.\n")
sys.wait(60)
benchmark_number = 0
announce_benchmark("maze solver")
benchmark_score[benchmark_number] = maze.bench(300)
benchmark_number++
announce_benchmark("n-queens")
benchmark_score[benchmark_number] = queens.bench(300)
benchmark_number++
announce_benchmark("mandelbrot (floating point)")
benchmark_score[benchmark_number] = mandelbrot.calc(400)
benchmark_number++
announce_benchmark("game of life")
benchmark_score[benchmark_number] = life.benchmark(300)
benchmark_number++
announce_benchmark("3d model rotation")
benchmark_score[benchmark_number] = rotate3d.benchmark(300)
benchmark_number++
announce_benchmark("adpcm audio decoding")
benchmark_score[benchmark_number] = adpcm.decode_benchmark(300)
benchmark_number++
announce_benchmark("circles with gfx2")
benchmark_score[benchmark_number] = circles.draw(false, 300)
benchmark_number++
; announce_benchmark("circles with kernal")
; benchmark_score[benchmark_number] = circles.draw(true, 300)
; benchmark_number++
announce_benchmark("text-elite")
benchmark_score[benchmark_number] = textelite.bench(120)
benchmark_number++
benchmark_names[benchmark_number] = 0
benchmark_score[benchmark_number] = 0
void cx16.set_screen_mode(3)
txt.uppercase()
txt.color2(1, 6)
uword final_score
benchmark_number = 0
txt.print("\nscore benchmark\n\n")
do {
txt.spc()
txt.print_uw(benchmark_score[benchmark_number])
txt.column(6)
txt.print(benchmark_names[benchmark_number])
final_score += benchmark_score[benchmark_number]
txt.nl()
benchmark_number++
} until benchmark_names[benchmark_number]==0
txt.print("\n\nfinal score : ")
txt.print_uw(final_score)
txt.nl()
sub announce_benchmark(str name) {
benchmark_names[benchmark_number] = name
void cx16.set_screen_mode(3)
txt.uppercase()
txt.color2(1, 6)
txt.clear_screen()
txt.plot(4, 6)
txt.print(benchmark_names[benchmark_number])
txt.nl()
sys.wait(60)
}
}
}
+6 -5
View File
@@ -6,8 +6,9 @@ plugins {
}
java {
targetCompatibility = JavaLanguageVersion.of(javaVersion)
sourceCompatibility = JavaLanguageVersion.of(javaVersion)
toolchain {
languageVersion = JavaLanguageVersion.of(javaVersion)
}
}
compileKotlin {
@@ -25,16 +26,16 @@ compileTestKotlin {
dependencies {
// should have no dependencies to other modules
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:2.0.0"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:1.1.16"
}
sourceSets {
main {
java {
srcDir "${project.projectDir}/src"
srcDirs = ["${project.projectDir}/src"]
}
resources {
srcDir "${project.projectDir}/res"
srcDirs = ["${project.projectDir}/res"]
}
}
}
+13 -18
View File
@@ -80,15 +80,6 @@ class SymbolTable(astProgram: PtProgram) : StNode(astProgram.name, StNodeType.GL
}
override fun lookup(scopedName: String) = flat[scopedName]
fun getLength(name: String): Int? {
return when(val node = flat[name]) {
is StMemVar -> node.length
is StMemorySlab -> node.size.toInt()
is StStaticVariable -> node.length
else -> null
}
}
}
@@ -194,11 +185,14 @@ class StStaticVariable(name: String,
require(onetimeInitializationArrayValue.isEmpty() ||onetimeInitializationArrayValue.size==length)
}
if(onetimeInitializationNumericValue!=null) {
require(dt in NumericDatatypes || dt==DataType.BOOL)
require(dt in NumericDatatypes)
require(onetimeInitializationNumericValue!=0.0) { "zero as init value should just remain uninitialized"}
}
if(onetimeInitializationArrayValue!=null) {
require(dt in ArrayDatatypes)
require(length==onetimeInitializationArrayValue.size)
if(onetimeInitializationArrayValue.all { it.number!=null} ) {
require(onetimeInitializationArrayValue.any { it.number != 0.0 }) { "array of all zerors as init value should just remain uninitialized" }
}
}
if(onetimeInitializationStringValue!=null) {
require(dt == DataType.STR)
@@ -209,7 +203,8 @@ class StStaticVariable(name: String,
class StConstant(name: String, val dt: DataType, val value: Double, astNode: PtNode) :
StNode(name, StNodeType.CONSTANT, astNode)
StNode(name, StNodeType.CONSTANT, astNode) {
}
class StMemVar(name: String,
@@ -220,9 +215,8 @@ class StMemVar(name: String,
StNode(name, StNodeType.MEMVAR, astNode) {
init{
require(dt!=DataType.BOOL && dt!=DataType.ARRAY_BOOL)
if(dt in ArrayDatatypes || dt == DataType.STR)
requireNotNull(length)
require(length!=null) { "memory mapped array or string must have known length" }
}
}
@@ -232,11 +226,12 @@ class StMemorySlab(
val align: UInt,
astNode: PtNode
):
StNode(name, StNodeType.MEMORYSLAB, astNode)
StNode(name, StNodeType.MEMORYSLAB, astNode) {
}
class StSub(name: String, val parameters: List<StSubroutineParameter>, val returnType: DataType?, astNode: PtNode) :
StNode(name, StNodeType.SUBROUTINE, astNode)
StNode(name, StNodeType.SUBROUTINE, astNode) {
}
class StRomSub(name: String,
@@ -250,7 +245,7 @@ class StRomSub(name: String,
class StSubroutineParameter(val name: String, val type: DataType)
class StRomSubParameter(val register: RegisterOrStatusflag, val type: DataType)
class StArrayElement(val number: Double?, val addressOfSymbol: String?, val boolean: Boolean?)
class StArrayElement(val number: Double?, val addressOfSymbol: String?)
typealias StString = Pair<String, Encoding>
typealias StArray = List<StArrayElement>
+17 -23
View File
@@ -3,8 +3,7 @@ package prog8.code
import prog8.code.ast.*
import prog8.code.core.*
import prog8.code.target.VMTarget
import kotlin.collections.ArrayDeque
import java.util.*
class SymbolTableMaker(private val program: PtProgram, private val options: CompilationOptions) {
fun make(): SymbolTable {
@@ -14,8 +13,8 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
st.add(StNode(it.key, StNodeType.BUILTINFUNC, PtIdentifier(it.key, it.value.returnType ?: DataType.UNDEFINED, Position.DUMMY)))
}
val scopestack = ArrayDeque<StNode>()
scopestack.add(st)
val scopestack = Stack<StNode>()
scopestack.push(st)
program.children.forEach {
addToSt(it, scopestack)
}
@@ -27,6 +26,8 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
PtMemMapped("P8ZP_SCRATCH_REG", DataType.UBYTE, options.compTarget.machine.zeropage.SCRATCH_REG, null, Position.DUMMY),
PtMemMapped("P8ZP_SCRATCH_W1", DataType.UWORD, options.compTarget.machine.zeropage.SCRATCH_W1, null, Position.DUMMY),
PtMemMapped("P8ZP_SCRATCH_W2", DataType.UWORD, options.compTarget.machine.zeropage.SCRATCH_W2, null, Position.DUMMY),
PtMemMapped("P8ESTACK_LO", DataType.ARRAY_UB, options.compTarget.machine.ESTACK_LO, 128u, Position.DUMMY),
PtMemMapped("P8ESTACK_HI", DataType.ARRAY_UB, options.compTarget.machine.ESTACK_HI, 128u, Position.DUMMY)
).forEach {
it.parent = program
st.add(StMemVar(it.name, it.type, it.address, it.arraySize?.toInt(), it))
@@ -36,7 +37,7 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
return st
}
private fun addToSt(node: PtNode, scope: ArrayDeque<StNode>) {
private fun addToSt(node: PtNode, scope: Stack<StNode>) {
val stNode = when(node) {
is PtAsmSub -> {
val parameters = node.parameters.map { StRomSubParameter(it.first, it.second.type) }
@@ -75,9 +76,10 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
numElements = value.value.length + 1 // include the terminating 0-byte
}
is PtArray -> {
initialArray = makeInitialArray(value)
val array = makeInitialArray(value)
initialArray = if(array.all { it.number==0.0 }) null else array // all 0 as init value -> just uninitialized
initialString = null
numElements = initialArray.size
numElements = array.size
require(node.arraySize?.toInt()==numElements)
}
else -> {
@@ -92,9 +94,6 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
initialString = null
numElements = node.arraySize?.toInt()
}
// if(node.type in SplitWordArrayTypes) {
// ... split array also add _lsb and _msb to symboltable?
// }
StStaticVariable(node.name, node.type, initialNumeric, initialString, initialArray, numElements, node.zeropage, node)
}
is PtBuiltinFunctionCall -> {
@@ -105,7 +104,7 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
val size = (node.args[1] as PtNumber).number.toUInt()
val align = (node.args[2] as PtNumber).number.toUInt()
// don't add memory slabs in nested scope, just put them in the top level of the ST
scope.first().add(StMemorySlab("prog8_memoryslab_$slabname", size, align, node))
scope.firstElement().add(StMemorySlab("prog8_memoryslab_$slabname", size, align, node))
}
null
}
@@ -113,27 +112,22 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
}
if(stNode!=null) {
scope.last().add(stNode)
scope.add(stNode)
scope.peek().add(stNode)
scope.push(stNode)
}
node.children.forEach {
addToSt(it, scope)
}
if(stNode!=null)
scope.removeLast()
scope.pop()
}
private fun makeInitialArray(value: PtArray): List<StArrayElement> {
return value.children.map {
when(it) {
is PtAddressOf -> {
if(it.isFromArrayElement)
TODO("address-of array element $it in initial array value")
StArrayElement(null, it.identifier.name, null)
}
is PtIdentifier -> StArrayElement(null, it.name, null)
is PtNumber -> StArrayElement(it.number, null, null)
is PtBool -> StArrayElement(null, null, it.value)
is PtAddressOf -> StArrayElement(null, it.identifier.name)
is PtIdentifier -> StArrayElement(null, it.name)
is PtNumber -> StArrayElement(it.number, null)
else -> throw AssemblyError("invalid array element $it")
}
}
@@ -176,7 +170,7 @@ class SymbolTableMaker(private val program: PtProgram, private val options: Comp
// }
// VarDeclType.MEMORY -> {
// val numElements =
// if(decl.isArray)
// if(decl.datatype in ArrayDatatypes)
// decl.arraysize!!.constIndex()
// else null
// val astNode = PtVariable(decl.name, decl.datatype, null, null, decl.position)
+15 -27
View File
@@ -31,26 +31,22 @@ sealed class PtNode(val position: Position) {
}
sealed interface IPtStatementContainer
class PtNodeGroup : PtNode(Position.DUMMY), IPtStatementContainer
class PtNodeGroup : PtNode(Position.DUMMY)
sealed class PtNamedNode(var name: String, position: Position): PtNode(position) {
// Note that as an exception, the 'name' is not read-only
// but a var. This is to allow for cheap node renames.
val scopedName: String
get() {
var namedParent: PtNode = this.parent
return if(namedParent is PtProgram)
name
else {
while (namedParent !is PtNamedNode)
namedParent = namedParent.parent
namedParent.scopedName + "." + name
}
val scopedName: String by lazy {
var namedParent: PtNode = this.parent
if(namedParent is PtProgram)
name
else {
while (namedParent !is PtNamedNode)
namedParent = namedParent.parent
namedParent.scopedName + "." + name
}
}
}
@@ -67,31 +63,23 @@ class PtProgram(
children.asSequence().filterIsInstance<PtBlock>()
fun entrypoint(): PtSub? =
// returns the main.start subroutine if it exists
allBlocks().firstOrNull { it.name == "main" || it.name=="p8b_main" }
?.children
?.firstOrNull { it is PtSub && (it.name == "start" || it.name=="main.start" || it.name=="p8s_start" || it.name=="p8b_main.p8s_start") } as PtSub?
allBlocks().firstOrNull { it.name == "main" }?.children?.firstOrNull { it is PtSub && (it.name == "start" || it.name=="main.start") } as PtSub?
}
class PtBlock(name: String,
val address: UInt?,
val library: Boolean,
val forceOutput: Boolean,
val alignment: BlockAlignment,
val source: SourceCode, // taken from the module the block is defined in.
val options: Options,
position: Position
) : PtNamedNode(name, position), IPtStatementContainer {
) : PtNamedNode(name, position) {
enum class BlockAlignment {
NONE,
WORD,
PAGE
}
class Options(val address: UInt? = null,
val forceOutput: Boolean = false,
val noSymbolPrefixing: Boolean = false,
val veraFxMuls: Boolean = false,
val ignoreUnused: Boolean = false,
val alignment: BlockAlignment = BlockAlignment.NONE)
}
+41 -105
View File
@@ -1,14 +1,19 @@
package prog8.code.ast
import prog8.code.core.*
import java.util.Objects
import prog8.code.core.DataType
import prog8.code.core.Encoding
import prog8.code.core.NumericDatatypes
import prog8.code.core.Position
import java.util.*
import kotlin.math.abs
import kotlin.math.truncate
import kotlin.math.round
sealed class PtExpression(val type: DataType, position: Position) : PtNode(position) {
init {
if(type==DataType.BOOL)
throw IllegalArgumentException("bool should have become ubyte @$position")
if(type==DataType.UNDEFINED) {
@Suppress("LeakingThis")
when(this) {
@@ -22,43 +27,14 @@ sealed class PtExpression(val type: DataType, position: Position) : PtNode(posit
infix fun isSameAs(other: PtExpression): Boolean {
return when(this) {
is PtAddressOf -> {
if(other !is PtAddressOf)
return false
if (other.type!==type || !(other.identifier isSameAs identifier))
return false
if(other.children.size!=children.size)
return false
if(children.size==1)
return true
return arrayIndexExpr!! isSameAs other.arrayIndexExpr!!
}
is PtArrayIndexer -> other is PtArrayIndexer && other.type==type && other.variable isSameAs variable && other.index isSameAs index && other.splitWords==splitWords
is PtBinaryExpression -> {
if(other !is PtBinaryExpression || other.operator!=operator)
false
else if(operator in AssociativeOperators)
(other.left isSameAs left && other.right isSameAs right) || (other.left isSameAs right && other.right isSameAs left)
else
other.left isSameAs left && other.right isSameAs right
}
is PtContainmentCheck -> {
if(other !is PtContainmentCheck || other.type != type || !(other.needle isSameAs needle))
false
else {
if(haystackHeapVar!=null)
other.haystackHeapVar!=null && other.haystackHeapVar!! isSameAs haystackHeapVar!!
else if(haystackValues!=null)
other.haystackValues!=null && other.haystackValues!! isSameAs haystackValues!!
else
false
}
}
is PtAddressOf -> other is PtAddressOf && other.type==type && other.identifier isSameAs identifier
is PtArrayIndexer -> other is PtArrayIndexer && other.type==type && other.variable isSameAs variable && other.index isSameAs index
is PtBinaryExpression -> other is PtBinaryExpression && other.left isSameAs left && other.right isSameAs right
is PtContainmentCheck -> other is PtContainmentCheck && other.type==type && other.element isSameAs element && other.iterable isSameAs iterable
is PtIdentifier -> other is PtIdentifier && other.type==type && other.name==name
is PtIrRegister -> other is PtIrRegister && other.type==type && other.register==register
is PtMachineRegister -> other is PtMachineRegister && other.type==type && other.register==register
is PtMemoryByte -> other is PtMemoryByte && other.address isSameAs address
is PtNumber -> other is PtNumber && other.type==type && other.number==number
is PtBool -> other is PtBool && other.value==value
is PtPrefix -> other is PtPrefix && other.type==type && other.operator==operator && other.value isSameAs value
is PtRange -> other is PtRange && other.type==type && other.from==from && other.to==to && other.step==step
is PtTypeCast -> other is PtTypeCast && other.type==type && other.value isSameAs value
@@ -75,13 +51,13 @@ sealed class PtExpression(val type: DataType, position: Position) : PtNode(posit
this.name == target.identifier!!.name
}
target.array != null && this is PtArrayIndexer -> {
this.variable.name == target.array!!.variable.name && this.index isSameAs target.array!!.index && this.splitWords==target.array!!.splitWords
this.variable.name == target.array!!.variable.name && this.index isSameAs target.array!!.index
}
else -> false
}
}
fun asConstInteger(): Int? = (this as? PtNumber)?.number?.toInt() ?: (this as? PtBool)?.asInt()
fun asConstInteger(): Int? = (this as? PtNumber)?.number?.toInt()
fun isSimple(): Boolean {
return when(this) {
@@ -89,18 +65,12 @@ sealed class PtExpression(val type: DataType, position: Position) : PtNode(posit
is PtArray -> true
is PtArrayIndexer -> index is PtNumber || index is PtIdentifier
is PtBinaryExpression -> false
is PtBuiltinFunctionCall -> {
when (name) {
in arrayOf("msb", "lsb", "mkword", "set_carry", "set_irqd", "clear_carry", "clear_irqd") -> this.args.all { it.isSimple() }
else -> false
}
}
is PtBuiltinFunctionCall -> name in arrayOf("msb", "lsb", "peek", "peekw", "mkword", "set_carry", "set_irqd", "clear_carry", "clear_irqd")
is PtContainmentCheck -> false
is PtFunctionCall -> false
is PtIdentifier -> true
is PtIrRegister -> true
is PtMachineRegister -> true
is PtMemoryByte -> address is PtNumber || address is PtIdentifier
is PtBool -> true
is PtNumber -> true
is PtPrefix -> value.isSimple()
is PtRange -> true
@@ -127,7 +97,6 @@ sealed class PtExpression(val type: DataType, position: Position) : PtNode(posit
is PtMachineRegister -> return withClonedChildrenFrom(this, PtMachineRegister(register, type, position))
is PtMemoryByte -> return withClonedChildrenFrom(this, PtMemoryByte(position))
is PtNumber -> return withClonedChildrenFrom(this, PtNumber(type, number, position))
is PtBool -> return withClonedChildrenFrom(this, PtBool(value, position))
is PtPrefix -> return withClonedChildrenFrom(this, PtPrefix(operator, type, position))
is PtRange -> return withClonedChildrenFrom(this, PtRange(type, position))
is PtString -> return withClonedChildrenFrom(this, PtString(value, encoding, position))
@@ -139,12 +108,7 @@ sealed class PtExpression(val type: DataType, position: Position) : PtNode(posit
class PtAddressOf(position: Position) : PtExpression(DataType.UWORD, position) {
val identifier: PtIdentifier
get() = children[0] as PtIdentifier
val arrayIndexExpr: PtExpression?
get() = if(children.size==2) children[1] as PtExpression else null
val isFromArrayElement: Boolean
get() = children.size==2
get() = children.single() as PtIdentifier
}
@@ -153,11 +117,9 @@ class PtArrayIndexer(elementType: DataType, position: Position): PtExpression(el
get() = children[0] as PtIdentifier
val index: PtExpression
get() = children[1] as PtExpression
val splitWords: Boolean
get() = variable.type in SplitWordArrayTypes
init {
require(elementType in NumericDatatypesWithBoolean)
require(elementType in NumericDatatypes)
}
}
@@ -191,32 +153,19 @@ class PtBuiltinFunctionCall(val name: String,
class PtBinaryExpression(val operator: String, type: DataType, position: Position): PtExpression(type, position) {
// note: "and", "or", "xor" do not occur anymore as operators. They've been replaced int the ast by their bitwise versions &, |, ^.
val left: PtExpression
get() = children[0] as PtExpression
val right: PtExpression
get() = children[1] as PtExpression
init {
if(operator in ComparisonOperators + LogicalOperators)
require(type==DataType.BOOL)
else
require(type!=DataType.BOOL) { "no bool allowed for this operator $operator"}
}
}
class PtContainmentCheck(position: Position): PtExpression(DataType.BOOL, position) {
val needle: PtExpression
class PtContainmentCheck(position: Position): PtExpression(DataType.UBYTE, position) {
val element: PtExpression
get() = children[0] as PtExpression
val haystackHeapVar: PtIdentifier?
get() = children[1] as? PtIdentifier
val haystackValues: PtArray?
get() = children[1] as? PtArray
companion object {
val MAX_SIZE_FOR_INLINE_CHECKS_BYTE = 5
val MAX_SIZE_FOR_INLINE_CHECKS_WORD = 4
}
val iterable: PtIdentifier
get() = children[1] as PtIdentifier
}
@@ -224,6 +173,11 @@ class PtFunctionCall(val name: String,
val void: Boolean,
type: DataType,
position: Position) : PtExpression(type, position) {
init {
if(!void)
require(type!=DataType.UNDEFINED)
}
val args: List<PtExpression>
get() = children.map { it as PtExpression }
}
@@ -244,21 +198,6 @@ class PtMemoryByte(position: Position) : PtExpression(DataType.UBYTE, position)
}
class PtBool(val value: Boolean, position: Position) : PtExpression(DataType.BOOL, position) {
override fun hashCode(): Int = Objects.hash(type, value)
override fun equals(other: Any?): Boolean {
if(other==null || other !is PtBool)
return false
return value==other.value
}
override fun toString() = "PtBool:$value"
fun asInt(): Int = if(value) 1 else 0
}
class PtNumber(type: DataType, val number: Double, position: Position) : PtExpression(type, position) {
companion object {
@@ -268,23 +207,20 @@ class PtNumber(type: DataType, val number: Double, position: Position) : PtExpre
init {
if(type==DataType.BOOL)
throw IllegalArgumentException("use PtBool instead")
throw IllegalArgumentException("bool should have become ubyte @$position")
if(type!=DataType.FLOAT) {
val trunc = truncate(number)
if (trunc != number)
throw IllegalArgumentException("refused truncating of float to avoid loss of precision @$position")
val rounded = round(number)
if (rounded != number)
throw IllegalArgumentException("refused rounding of float to avoid loss of precision @$position")
}
}
override fun hashCode(): Int = Objects.hash(type, number)
override fun equals(other: Any?): Boolean {
return if(other==null || other !is PtNumber)
false
else if(type!=DataType.BOOL && other.type!=DataType.BOOL)
number==other.number
else
type==other.type && number==other.number
if(other==null || other !is PtNumber)
return false
return number==other.number
}
operator fun compareTo(other: PtNumber): Int = number.compareTo(other.number)
@@ -298,7 +234,8 @@ class PtPrefix(val operator: String, type: DataType, position: Position): PtExpr
get() = children.single() as PtExpression
init {
require(operator in setOf("+", "-", "~", "not")) { "invalid prefix operator: $operator" }
// note: the "not" operator may no longer occur in the ast; not x should have been replaced with x==0
require(operator in setOf("+", "-", "~")) { "invalid prefix operator: $operator" }
}
}
@@ -314,7 +251,6 @@ class PtRange(type: DataType, position: Position) : PtExpression(type, position)
fun toConstantIntegerRange(): IntProgression? {
fun makeRange(fromVal: Int, toVal: Int, stepVal: Int): IntProgression {
return when {
fromVal == toVal -> fromVal .. toVal
fromVal <= toVal -> when {
stepVal <= 0 -> IntRange.EMPTY
stepVal == 1 -> fromVal..toVal
@@ -358,8 +294,8 @@ class PtTypeCast(type: DataType, position: Position) : PtExpression(type, positi
// special node that isn't created from compiling user code, but used internally in the Intermediate Code
class PtIrRegister(val register: Int, type: DataType, position: Position) : PtExpression(type, position)
class PtMachineRegister(val register: Int, type: DataType, position: Position) : PtExpression(type, position)
fun constValue(expr: PtExpression): Double? = if(expr is PtNumber) expr.number else if(expr is PtBool) expr.asInt().toDouble() else null
fun constIntValue(expr: PtExpression): Int? = if(expr is PtNumber) expr.number.toInt() else if(expr is PtBool) expr.asInt() else null
fun constValue(expr: PtExpression): Double? = if(expr is PtNumber) expr.number else null
fun constIntValue(expr: PtExpression): Int? = if(expr is PtNumber) expr.number.toInt() else null
+18 -45
View File
@@ -10,28 +10,14 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
fun type(dt: DataType) = "!${dt.name.lowercase()}!"
fun txt(node: PtNode): String {
return when(node) {
is PtAssignTarget -> if(node.void) "<void>" else "<target>"
is PtAssignTarget -> "<target>"
is PtAssignment -> "<assign>"
is PtAugmentedAssign -> "<inplace-assign> ${node.operator}"
is PtBreakpoint -> "%breakpoint"
is PtConditionalBranch -> "if_${node.condition.name.lowercase()}"
is PtAddressOf -> {
if(node.isFromArrayElement)
"& array-element"
else
"&"
}
is PtArray -> {
val valuelist = node.children.map {
when (it) {
is PtNumber -> it.number.toString()
is PtIdentifier -> it.name
else -> "?"
}
}.joinToString(", ")
"array len=${node.children.size} ${type(node.type)} [ $valuelist ]"
}
is PtArrayIndexer -> "<arrayindexer> ${type(node.type)} ${if(node.splitWords) "[splitwords]" else ""}"
is PtAddressOf -> "&"
is PtArray -> "array len=${node.children.size} ${type(node.type)}"
is PtArrayIndexer -> "<arrayindexer> ${type(node.type)}"
is PtBinaryExpression -> "<expr> ${node.operator} ${type(node.type)}"
is PtBuiltinFunctionCall -> {
val str = if(node.void) "void " else ""
@@ -43,13 +29,12 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
str + node.name + "()"
}
is PtIdentifier -> "${node.name} ${type(node.type)}"
is PtIrRegister -> "IRREG#${node.register} ${type(node.type)}"
is PtMachineRegister -> "VMREG#${node.register} ${type(node.type)}"
is PtMemoryByte -> "@()"
is PtNumber -> {
val numstr = if(node.type == DataType.FLOAT) node.number.toString() else node.number.toHex()
"$numstr ${type(node.type)}"
}
is PtBool -> node.value.toString()
is PtPrefix -> node.operator
is PtRange -> "<range>"
is PtString -> "\"${node.value.escape()}\""
@@ -68,24 +53,15 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
"goto ${node.identifier.name}"
else if(node.address!=null)
"goto ${node.address.toHex()}"
else if(node.generatedLabel!=null)
"goto ${node.generatedLabel}"
else
"???"
}
is PtAsmSub -> {
val params = node.parameters.joinToString(", ") {
val register = it.first.registerOrPair
val statusflag = it.first.statusflag
"${it.second.type} ${it.second.name} @${register ?: statusflag}"
}
val params = if (node.parameters.isEmpty()) "" else "...TODO ${node.parameters.size} PARAMS..."
val clobbers = if (node.clobbers.isEmpty()) "" else "clobbers ${node.clobbers}"
val returns = if (node.returns.isEmpty()) "" else {
"-> ${node.returns.joinToString(", ") {
val register = it.first.registerOrPair
val statusflag = it.first.statusflag
"${it.second} @${register ?: statusflag}"
}
}"
}
val returns = if (node.returns.isEmpty()) "" else (if (node.returns.size == 1) "-> ${node.returns[0].second.name.lowercase()}" else "-> ${node.returns.map { it.second.name.lowercase() }}")
val str = if (node.inline) "inline " else ""
if(node.address==null) {
str + "asmsub ${node.name}($params) $clobbers $returns"
@@ -94,16 +70,12 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
}
}
is PtBlock -> {
val addr = if(node.options.address==null) "" else "@${node.options.address.toHex()}"
val align = if(node.options.alignment==PtBlock.BlockAlignment.NONE) "" else "align=${node.options.alignment}"
val addr = if(node.address==null) "" else "@${node.address.toHex()}"
val align = if(node.alignment==PtBlock.BlockAlignment.NONE) "" else "align=${node.alignment}"
"\nblock '${node.name}' $addr $align"
}
is PtConstant -> {
val value = when(node.type) {
DataType.BOOL -> if(node.value==0.0) "false" else "true"
in IntegerDatatypes -> node.value.toInt().toString()
else -> node.value.toString()
}
val value = if(node.type in IntegerDatatypes) node.value.toInt().toString() else node.value.toString()
"const ${node.type.name.lowercase()} ${node.name} = $value"
}
is PtLabel -> "${node.name}:"
@@ -117,21 +89,20 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
}
}
is PtSub -> {
val params = node.parameters.joinToString(", ") { "${it.type} ${it.name}" }
val params = if (node.parameters.isEmpty()) "" else "...TODO ${node.parameters.size} PARAMS..."
var str = "sub ${node.name}($params) "
if(node.returntype!=null)
str += "-> ${node.returntype.name.lowercase()}"
str
}
is PtVariable -> {
val split = if(node.type in SplitWordArrayTypes) "@split" else ""
val str = if(node.arraySize!=null) {
val eltType = ArrayToElementTypes.getValue(node.type)
"${eltType.name.lowercase()}[${node.arraySize}] $split ${node.name}"
"${eltType.name.lowercase()}[${node.arraySize}] ${node.name}"
}
else if(node.type in ArrayDatatypes) {
val eltType = ArrayToElementTypes.getValue(node.type)
"${eltType.name.lowercase()}[] $split ${node.name}"
"${eltType.name.lowercase()}[] ${node.name}"
}
else
"${node.type.name.lowercase()} ${node.name}"
@@ -140,8 +111,9 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
else
str
}
is PtNodeGroup -> if(node.children.isNotEmpty()) "<group>" else ""
is PtNodeGroup -> "<group>"
is PtNop -> "nop"
is PtPostIncrDecr -> "<post> ${node.operator}"
is PtProgram -> "PROGRAM ${node.name}"
is PtRepeatLoop -> "repeat"
is PtReturn -> "return"
@@ -153,6 +125,7 @@ fun printAst(root: PtNode, skipLibraries: Boolean, output: (text: String) -> Uni
else
"->"
}
else -> throw InternalCompilerException("unrecognised ast node $node")
}
}
+18 -27
View File
@@ -5,7 +5,6 @@ import prog8.code.core.*
sealed interface IPtSubroutine {
val name: String
val scopedName: String
}
class PtAsmSub(
@@ -24,13 +23,13 @@ class PtSub(
val parameters: List<PtSubroutineParameter>,
val returntype: DataType?,
position: Position
) : PtNamedNode(name, position), IPtSubroutine, IPtStatementContainer {
) : PtNamedNode(name, position), IPtSubroutine {
init {
// params and return value should not be str
if(parameters.any{ it.type !in NumericDatatypes && it.type!=DataType.BOOL })
throw AssemblyError("non-numeric/non-bool parameter")
if(returntype!=null && returntype !in NumericDatatypes && returntype!=DataType.BOOL)
throw AssemblyError("non-numeric/non-bool returntype $returntype")
if(parameters.any{ it.type !in NumericDatatypes })
throw AssemblyError("non-numeric parameter")
if(returntype!=null && returntype !in NumericDatatypes)
throw AssemblyError("non-numeric returntype $returntype")
parameters.forEach { it.parent=this }
}
}
@@ -42,18 +41,9 @@ class PtSubroutineParameter(name: String, val type: DataType, position: Position
sealed interface IPtAssignment {
val children: MutableList<PtNode>
val target: PtAssignTarget
get() {
if(children.size==2)
return children[0] as PtAssignTarget
else if(children.size<2)
throw AssemblyError("incomplete node")
else
throw AssemblyError("no singular target")
}
get() = children[0] as PtAssignTarget
val value: PtExpression
get() = children.last() as PtExpression
val multiTarget: Boolean
get() = children.size>2
get() = children[1] as PtExpression
}
class PtAssignment(position: Position) : PtNode(position), IPtAssignment
@@ -61,7 +51,7 @@ class PtAssignment(position: Position) : PtNode(position), IPtAssignment
class PtAugmentedAssign(val operator: String, position: Position) : PtNode(position), IPtAssignment
class PtAssignTarget(val void: Boolean, position: Position) : PtNode(position) {
class PtAssignTarget(position: Position) : PtNode(position) {
val identifier: PtIdentifier?
get() = children.single() as? PtIdentifier
val array: PtArrayIndexer?
@@ -79,7 +69,7 @@ class PtAssignTarget(val void: Boolean, position: Position) : PtNode(position) {
}
}
infix fun isSameAs(expression: PtExpression): Boolean = !void && expression.isSameAs(this)
infix fun isSameAs(expression: PtExpression): Boolean = expression.isSameAs(this)
}
@@ -108,13 +98,12 @@ class PtIfElse(position: Position) : PtNode(position) {
get() = children[1] as PtNodeGroup
val elseScope: PtNodeGroup
get() = children[2] as PtNodeGroup
fun hasElse(): Boolean = children.size==3 && elseScope.children.isNotEmpty()
}
class PtJump(val identifier: PtIdentifier?, // note: even ad-hoc labels are wrapped as an Identifier to simplify code. Just use dummy type and position.
class PtJump(val identifier: PtIdentifier?,
val address: UInt?,
val generatedLabel: String?,
position: Position) : PtNode(position) {
init {
identifier?.let {it.parent = this }
@@ -122,6 +111,12 @@ class PtJump(val identifier: PtIdentifier?, // note: even ad-hoc labels are
}
class PtPostIncrDecr(val operator: String, position: Position) : PtNode(position) {
val target: PtAssignTarget
get() = children.single() as PtAssignTarget
}
class PtRepeatLoop(position: Position) : PtNode(position) {
val count: PtExpression
get() = children[0] as PtExpression
@@ -158,11 +153,7 @@ class PtVariable(name: String, override val type: DataType, val zeropage: Zeropa
class PtConstant(name: String, override val type: DataType, val value: Double, position: Position) : PtNamedNode(name, position), IPtVariable
class PtMemMapped(name: String, override val type: DataType, val address: UInt, val arraySize: UInt?, position: Position) : PtNamedNode(name, position), IPtVariable {
init {
require(type!=DataType.BOOL && type!=DataType.ARRAY_BOOL)
}
}
class PtMemMapped(name: String, override val type: DataType, val address: UInt, val arraySize: UInt?, position: Position) : PtNamedNode(name, position), IPtVariable
class PtWhen(position: Position) : PtNode(position) {
@@ -68,72 +68,46 @@ class FSignature(val pure: Boolean, // does it have side effects?
}
}
val BuiltinFunctions: Map<String, FSignature> = mapOf(
// this set of function have no return value and operate in-place:
"setlsb" to FSignature(false, listOf(FParam("variable", arrayOf(DataType.WORD, DataType.UWORD)), FParam("value", arrayOf(DataType.BYTE, DataType.UBYTE))), null),
"setmsb" to FSignature(false, listOf(FParam("variable", arrayOf(DataType.WORD, DataType.UWORD)), FParam("value", arrayOf(DataType.BYTE, DataType.UBYTE))), null),
"rol" to FSignature(false, listOf(FParam("item", arrayOf(DataType.UBYTE, DataType.UWORD))), null),
"ror" to FSignature(false, listOf(FParam("item", arrayOf(DataType.UBYTE, DataType.UWORD))), null),
"rol2" to FSignature(false, listOf(FParam("item", arrayOf(DataType.UBYTE, DataType.UWORD))), null),
"ror2" to FSignature(false, listOf(FParam("item", arrayOf(DataType.UBYTE, DataType.UWORD))), null),
"sort" to FSignature(false, listOf(FParam("array", ArrayDatatypes)), null),
"reverse" to FSignature(false, listOf(FParam("array", ArrayDatatypes)), null),
// cmp returns a status in the carry flag, but not a proper return value
"cmp" to FSignature(false, listOf(FParam("value1", IntegerDatatypes), FParam("value2", NumericDatatypes)), null),
"prog8_lib_stringcompare" to FSignature(true, listOf(FParam("str1", arrayOf(DataType.STR)), FParam("str2", arrayOf(DataType.STR))), DataType.BYTE),
"prog8_lib_arraycopy" to FSignature(false, listOf(FParam("source", ArrayDatatypes), FParam("target", ArrayDatatypes)), null),
"prog8_lib_square_byte" to FSignature(true, listOf(FParam("value", arrayOf(DataType.BYTE, DataType.UBYTE))), DataType.UBYTE),
"prog8_lib_square_word" to FSignature(true, listOf(FParam("value", arrayOf(DataType.WORD, DataType.UWORD))), DataType.UWORD),
"prog8_ifelse_bittest_set" to FSignature(true, listOf(FParam("variable", ByteDatatypes), FParam("bitnumber", arrayOf(DataType.UBYTE))), DataType.BOOL),
"prog8_ifelse_bittest_notset" to FSignature(true, listOf(FParam("variable", ByteDatatypes), FParam("bitnumber", arrayOf(DataType.UBYTE))), DataType.BOOL),
"abs" to FSignature(true, listOf(FParam("value", NumericDatatypes)), null),
"abs__byte" to FSignature(true, listOf(FParam("value", arrayOf(DataType.BYTE))), DataType.BYTE),
"abs__word" to FSignature(true, listOf(FParam("value", arrayOf(DataType.WORD))), DataType.WORD),
"abs__float" to FSignature(true, listOf(FParam("value", arrayOf(DataType.FLOAT))), DataType.FLOAT),
"cmp" to FSignature(false, listOf(FParam("value1", IntegerDatatypesNoBool), FParam("value2", NumericDatatypesNoBool)), null),
"prog8_lib_stringcompare" to FSignature(true, listOf(FParam("str1", arrayOf(DataType.STR)), FParam("str2", arrayOf(DataType.STR))), DataType.BYTE),
"abs" to FSignature(true, listOf(FParam("value", IntegerDatatypesNoBool)), DataType.UWORD),
"len" to FSignature(true, listOf(FParam("values", IterableDatatypes)), DataType.UWORD),
// normal functions follow:
"sizeof" to FSignature(true, listOf(FParam("object", DataType.entries.toTypedArray())), DataType.UBYTE),
"sgn" to FSignature(true, listOf(FParam("value", NumericDatatypes)), DataType.BYTE),
"sqrt" to FSignature(true, listOf(FParam("value", NumericDatatypes)), null),
"sqrt__ubyte" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UBYTE))), DataType.UBYTE),
"sqrt__uword" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UWORD))), DataType.UBYTE),
"sqrt__float" to FSignature(true, listOf(FParam("value", arrayOf(DataType.FLOAT))), DataType.FLOAT),
"divmod" to FSignature(false, listOf(FParam("dividend", arrayOf(DataType.UBYTE, DataType.UWORD)), FParam("divisor", arrayOf(DataType.UBYTE, DataType.UWORD)), FParam("quotient", arrayOf(DataType.UBYTE, DataType.UWORD)), FParam("remainder", arrayOf(DataType.UBYTE, DataType.UWORD))), null),
"divmod__ubyte" to FSignature(false, listOf(FParam("dividend", arrayOf(DataType.UBYTE)), FParam("divisor", arrayOf(DataType.UBYTE)), FParam("quotient", arrayOf(DataType.UBYTE)), FParam("remainder", arrayOf(DataType.UBYTE))), null),
"divmod__uword" to FSignature(false, listOf(FParam("dividend", arrayOf(DataType.UWORD)), FParam("divisor", arrayOf(DataType.UWORD)), FParam("quotient", arrayOf(DataType.UWORD)), FParam("remainder", arrayOf(DataType.UWORD))), null),
"sizeof" to FSignature(true, listOf(FParam("object", DataType.values())), DataType.UBYTE),
"sgn" to FSignature(true, listOf(FParam("value", NumericDatatypesNoBool)), DataType.BYTE),
"sqrt16" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UWORD))), DataType.UBYTE),
"divmod" to FSignature(false, listOf(FParam("number", arrayOf(DataType.UBYTE)), FParam("divident", arrayOf(DataType.UBYTE)), FParam("division", arrayOf(DataType.UBYTE)), FParam("remainder", arrayOf(DataType.UBYTE))), null),
"divmodw" to FSignature(false, listOf(FParam("number", arrayOf(DataType.UWORD)), FParam("divident", arrayOf(DataType.UWORD)), FParam("division", arrayOf(DataType.UWORD)), FParam("remainder", arrayOf(DataType.UWORD))), null),
"any" to FSignature(true, listOf(FParam("values", ArrayDatatypes)), DataType.UBYTE),
"all" to FSignature(true, listOf(FParam("values", ArrayDatatypes)), DataType.UBYTE),
"lsb" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UWORD, DataType.WORD))), DataType.UBYTE),
"msb" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UWORD, DataType.WORD))), DataType.UBYTE),
"mkword" to FSignature(true, listOf(FParam("msb", arrayOf(DataType.UBYTE)), FParam("lsb", arrayOf(DataType.UBYTE))), DataType.UWORD),
"clamp" to FSignature(true, listOf(FParam("value", arrayOf(DataType.BYTE)), FParam("minimum", arrayOf(DataType.BYTE)), FParam("maximum", arrayOf(DataType.BYTE))), null),
"clamp__byte" to FSignature(true, listOf(FParam("value", arrayOf(DataType.BYTE)), FParam("minimum", arrayOf(DataType.BYTE)), FParam("maximum", arrayOf(DataType.BYTE))), DataType.BYTE),
"clamp__ubyte" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UBYTE)), FParam("minimum", arrayOf(DataType.UBYTE)), FParam("maximum", arrayOf(DataType.UBYTE))), DataType.UBYTE),
"clamp__word" to FSignature(true, listOf(FParam("value", arrayOf(DataType.WORD)), FParam("minimum", arrayOf(DataType.WORD)), FParam("maximum", arrayOf(DataType.WORD))), DataType.WORD),
"clamp__uword" to FSignature(true, listOf(FParam("value", arrayOf(DataType.UWORD)), FParam("minimum", arrayOf(DataType.UWORD)), FParam("maximum", arrayOf(DataType.UWORD))), DataType.UWORD),
"min" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.BYTE)), FParam("val2", arrayOf(DataType.BYTE))), null),
"min__byte" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.BYTE)), FParam("val2", arrayOf(DataType.BYTE))), DataType.BYTE),
"min__ubyte" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.UBYTE)), FParam("val2", arrayOf(DataType.UBYTE))), DataType.UBYTE),
"min__word" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.WORD)), FParam("val2", arrayOf(DataType.WORD))), DataType.WORD),
"min__uword" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.UWORD)), FParam("val2", arrayOf(DataType.UWORD))), DataType.UWORD),
"max" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.BYTE)), FParam("val2", arrayOf(DataType.BYTE))), null),
"max__byte" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.BYTE)), FParam("val2", arrayOf(DataType.BYTE))), DataType.BYTE),
"max__ubyte" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.UBYTE)), FParam("val2", arrayOf(DataType.UBYTE))), DataType.UBYTE),
"max__word" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.WORD)), FParam("val2", arrayOf(DataType.WORD))), DataType.WORD),
"max__uword" to FSignature(true, listOf(FParam("val1", arrayOf(DataType.UWORD)), FParam("val2", arrayOf(DataType.UWORD))), DataType.UWORD),
"peek" to FSignature(true, listOf(FParam("address", arrayOf(DataType.UWORD))), DataType.UBYTE),
"peekw" to FSignature(true, listOf(FParam("address", arrayOf(DataType.UWORD))), DataType.UWORD),
"peekf" to FSignature(true, listOf(FParam("address", arrayOf(DataType.UWORD))), DataType.FLOAT),
"poke" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD)), FParam("value", arrayOf(DataType.UBYTE))), null),
"pokemon" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD)), FParam("value", arrayOf(DataType.UBYTE))), null),
"pokew" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD)), FParam("value", arrayOf(DataType.UWORD))), null),
"pokef" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD)), FParam("value", arrayOf(DataType.FLOAT))), null),
"pokemon" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD)), FParam("value", arrayOf(DataType.UBYTE))), DataType.UBYTE),
"pop" to FSignature(false, listOf(FParam("target", ByteDatatypes)), null),
"popw" to FSignature(false, listOf(FParam("target", WordDatatypes)), null),
"push" to FSignature(false, listOf(FParam("value", ByteDatatypes)), null),
"pushw" to FSignature(false, listOf(FParam("value", WordDatatypes)), null),
"rsave" to FSignature(false, emptyList(), null),
"rsavex" to FSignature(false, emptyList(), null),
"rrestore" to FSignature(false, emptyList(), null),
"rrestorex" to FSignature(false, emptyList(), null),
"memory" to FSignature(true, listOf(FParam("name", arrayOf(DataType.STR)), FParam("size", arrayOf(DataType.UWORD)), FParam("alignment", arrayOf(DataType.UWORD))), DataType.UWORD),
"callfar" to FSignature(false, listOf(FParam("bank", arrayOf(DataType.UBYTE)), FParam("address", arrayOf(DataType.UWORD)), FParam("arg", arrayOf(DataType.UWORD))), DataType.UWORD),
"callfar2" to FSignature(false, listOf(FParam("bank", arrayOf(DataType.UBYTE)), FParam("address", arrayOf(DataType.UWORD)), FParam("argA", arrayOf(DataType.UBYTE)), FParam("argX", arrayOf(DataType.UBYTE)), FParam("argY", arrayOf(DataType.UBYTE)), FParam("argC", arrayOf(DataType.BOOL))), DataType.UWORD),
"call" to FSignature(false, listOf(FParam("address", arrayOf(DataType.UWORD))), DataType.UWORD),
)
val InplaceModifyingBuiltinFunctions = setOf(
"setlsb", "setmsb",
"rol", "ror", "rol2", "ror2",
"divmod", "divmod__ubyte", "divmod__uword"
)
val InplaceModifyingBuiltinFunctions = setOf("rol", "ror", "rol2", "ror2", "sort", "reverse")
@@ -8,34 +8,24 @@ class CompilationOptions(val output: OutputType,
val launcher: CbmPrgLauncherType,
val zeropage: ZeropageType,
val zpReserved: List<UIntRange>,
val zpAllowed: List<UIntRange>,
val floats: Boolean,
val noSysInit: Boolean,
val compTarget: ICompilationTarget,
// these are set later, based on command line arguments or options in the source code:
var loadAddress: UInt,
var warnSymbolShadowing: Boolean = false,
var slowCodegenWarnings: Boolean = false,
var optimize: Boolean = false,
var optimizeFloatExpressions: Boolean = false,
var asmQuiet: Boolean = false,
var asmListfile: Boolean = false,
var includeSourcelines: Boolean = false,
var dumpVariables: Boolean = false,
var dumpSymbols: Boolean = false,
var experimentalCodegen: Boolean = false,
var varsHighBank: Int? = null,
var varsGolden: Boolean = false,
var slabsHighBank: Int? = null,
var slabsGolden: Boolean = false,
var splitWordArrays: Boolean = false,
var breakpointCpuInstruction: String? = null,
var varsHigh: Boolean = false,
var useNewExprCode: Boolean = false,
var evalStackBaseAddress: UInt? = null,
var outputDir: Path = Path(""),
var symbolDefs: Map<String, String> = emptyMap()
) {
init {
compTarget.machine.initializeMemoryAreas(this)
}
companion object {
val AllZeropageAllowed: List<UIntRange> = listOf(0u..255u)
}
}
@@ -1,11 +1,6 @@
package prog8.code.core
import kotlin.math.abs
import kotlin.math.pow
val powersOfTwoFloat = (0..16).map { (2.0).pow(it) }.toTypedArray()
val negativePowersOfTwoFloat = powersOfTwoFloat.map { -it }.toTypedArray()
val powersOfTwoInt = (0..16).map { 2.0.pow(it).toInt() }.toTypedArray()
fun Number.toHex(): String {
// 0..15 -> "0".."15"
@@ -63,7 +58,6 @@ fun String.unescape(): String {
'\\' -> '\\'
'n' -> '\n'
'r' -> '\r'
't' -> '\t'
'"' -> '"'
'\'' -> '\''
'u' -> {
+27 -50
View File
@@ -1,20 +1,17 @@
package prog8.code.core
enum class DataType {
UBYTE, // pass by value 8 bits unsigned
BYTE, // pass by value 8 bits signed
UWORD, // pass by value 16 bits unsigned
WORD, // pass by value 16 bits signed
LONG, // pass by value 32 bits signed
FLOAT, // pass by value machine dependent
BOOL, // pass by value bit 0 of a 8 bit byte
UBYTE, // pass by value
BYTE, // pass by value
UWORD, // pass by value
WORD, // pass by value
FLOAT, // pass by value
BOOL, // pass by value
STR, // pass by reference
ARRAY_UB, // pass by reference
ARRAY_B, // pass by reference
ARRAY_UW, // pass by reference
ARRAY_UW_SPLIT, // pass by reference, lo/hi byte split
ARRAY_W, // pass by reference
ARRAY_W_SPLIT, // pass by reference, lo/hi byte split
ARRAY_F, // pass by reference
ARRAY_BOOL, // pass by reference
UNDEFINED;
@@ -24,12 +21,11 @@ enum class DataType {
*/
infix fun isAssignableTo(targetType: DataType) =
when(this) {
BOOL -> targetType == BOOL
UBYTE -> targetType.oneOf(UBYTE, WORD, UWORD, LONG, FLOAT)
BYTE -> targetType.oneOf(BYTE, WORD, LONG, FLOAT)
UWORD -> targetType.oneOf(UWORD, LONG, FLOAT)
WORD -> targetType.oneOf(WORD, LONG, FLOAT)
LONG -> targetType.oneOf(LONG, FLOAT)
BOOL -> targetType.oneOf(BOOL, BYTE, UBYTE, WORD, UWORD, FLOAT)
UBYTE -> targetType.oneOf(UBYTE, WORD, UWORD, FLOAT, BOOL)
BYTE -> targetType.oneOf(BYTE, WORD, FLOAT)
UWORD -> targetType.oneOf(UWORD, FLOAT)
WORD -> targetType.oneOf(WORD, FLOAT)
FLOAT -> targetType.oneOf(FLOAT)
STR -> targetType.oneOf(STR, UWORD)
in ArrayDatatypes -> targetType == this
@@ -41,17 +37,16 @@ enum class DataType {
infix fun largerThan(other: DataType) =
when {
this == other -> false
this in ByteDatatypesWithBoolean -> false
this in WordDatatypes -> other in ByteDatatypesWithBoolean
this == LONG -> other in ByteDatatypesWithBoolean+WordDatatypes
this == STR && other == UWORD || this == UWORD && other == STR -> false
this in ByteDatatypes -> false
this in WordDatatypes -> other in ByteDatatypes
this== STR && other== UWORD || this== UWORD && other== STR -> false
else -> true
}
infix fun equalsSize(other: DataType) =
when {
this == other -> true
this in ByteDatatypesWithBoolean -> other in ByteDatatypesWithBoolean
this in ByteDatatypes -> other in ByteDatatypes
this in WordDatatypes -> other in WordDatatypes
this== STR && other== UWORD || this== UWORD && other== STR -> true
else -> false
@@ -78,14 +73,7 @@ enum class RegisterOrPair {
R8, R9, R10, R11, R12, R13, R14, R15;
companion object {
val names by lazy { entries.map { it.toString()} }
fun fromCpuRegister(cpu: CpuRegister): RegisterOrPair {
return when(cpu) {
CpuRegister.A -> A
CpuRegister.X -> X
CpuRegister.Y -> Y
}
}
val names by lazy { values().map { it.toString()} }
}
fun asCpuRegister(): CpuRegister = when(this) {
@@ -104,7 +92,7 @@ enum class Statusflag {
Pn; // don't use
companion object {
val names by lazy { entries.map { it.toString()} }
val names by lazy { values().map { it.toString()} }
}
}
@@ -120,29 +108,26 @@ enum class BranchCondition {
PL, // PL == POS
POS,
VS,
VC
VC,
}
val ByteDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE)
val ByteDatatypesWithBoolean = ByteDatatypes + DataType.BOOL
val ByteDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.BOOL)
val WordDatatypes = arrayOf(DataType.UWORD, DataType.WORD)
val IntegerDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD, DataType.LONG)
val IntegerDatatypesWithBoolean = IntegerDatatypes + DataType.BOOL
val NumericDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD, DataType.LONG, DataType.FLOAT)
val NumericDatatypesWithBoolean = NumericDatatypes + DataType.BOOL
val SignedDatatypes = arrayOf(DataType.BYTE, DataType.WORD, DataType.LONG, DataType.FLOAT)
val ArrayDatatypes = arrayOf(DataType.ARRAY_UB, DataType.ARRAY_B, DataType.ARRAY_UW, DataType.ARRAY_UW_SPLIT, DataType.ARRAY_W, DataType.ARRAY_W_SPLIT, DataType.ARRAY_F, DataType.ARRAY_BOOL)
val IntegerDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD, DataType.BOOL)
val IntegerDatatypesNoBool = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD)
val NumericDatatypes = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD, DataType.FLOAT, DataType.BOOL)
val NumericDatatypesNoBool = arrayOf(DataType.UBYTE, DataType.BYTE, DataType.UWORD, DataType.WORD, DataType.FLOAT)
val SignedDatatypes = arrayOf(DataType.BYTE, DataType.WORD, DataType.FLOAT)
val ArrayDatatypes = arrayOf(DataType.ARRAY_UB, DataType.ARRAY_B, DataType.ARRAY_UW, DataType.ARRAY_W, DataType.ARRAY_F, DataType.ARRAY_BOOL)
val StringlyDatatypes = arrayOf(DataType.STR, DataType.ARRAY_UB, DataType.ARRAY_B, DataType.UWORD)
val SplitWordArrayTypes = arrayOf(DataType.ARRAY_UW_SPLIT, DataType.ARRAY_W_SPLIT)
val IterableDatatypes = arrayOf(
DataType.STR,
DataType.ARRAY_UB, DataType.ARRAY_B,
DataType.ARRAY_UW, DataType.ARRAY_W,
DataType.ARRAY_UW_SPLIT, DataType.ARRAY_W_SPLIT,
DataType.ARRAY_F, DataType.ARRAY_BOOL
)
val PassByValueDatatypes = NumericDatatypesWithBoolean
val PassByValueDatatypes = NumericDatatypes
val PassByReferenceDatatypes = IterableDatatypes
val ArrayToElementTypes = mapOf(
DataType.STR to DataType.UBYTE,
@@ -150,8 +135,6 @@ val ArrayToElementTypes = mapOf(
DataType.ARRAY_UB to DataType.UBYTE,
DataType.ARRAY_W to DataType.WORD,
DataType.ARRAY_UW to DataType.UWORD,
DataType.ARRAY_W_SPLIT to DataType.WORD,
DataType.ARRAY_UW_SPLIT to DataType.UWORD,
DataType.ARRAY_F to DataType.FLOAT,
DataType.ARRAY_BOOL to DataType.BOOL
)
@@ -161,10 +144,8 @@ val ElementToArrayTypes = mapOf(
DataType.WORD to DataType.ARRAY_W,
DataType.UWORD to DataType.ARRAY_UW,
DataType.FLOAT to DataType.ARRAY_F,
DataType.BOOL to DataType.ARRAY_BOOL,
DataType.STR to DataType.ARRAY_UW // array of str is just an array of pointers
DataType.BOOL to DataType.ARRAY_BOOL
)
val Cx16VirtualRegisters = arrayOf(
RegisterOrPair.R0, RegisterOrPair.R1, RegisterOrPair.R2, RegisterOrPair.R3,
RegisterOrPair.R4, RegisterOrPair.R5, RegisterOrPair.R6, RegisterOrPair.R7,
@@ -172,10 +153,6 @@ val Cx16VirtualRegisters = arrayOf(
RegisterOrPair.R12, RegisterOrPair.R13, RegisterOrPair.R14, RegisterOrPair.R15
)
val CpuRegisters = setOf(
RegisterOrPair.A, RegisterOrPair.X, RegisterOrPair.Y,
RegisterOrPair.AX, RegisterOrPair.AY, RegisterOrPair.XY
)
enum class OutputType {
@@ -3,6 +3,8 @@ package prog8.code.core
interface ICompilationTarget: IStringEncoding, IMemSizer {
val name: String
val machine: IMachineDefinition
val supportedEncodings: Set<Encoding>
val defaultEncoding: Encoding
override fun encodeString(str: String, encoding: Encoding): List<UByte>
override fun decodeString(bytes: Iterable<UByte>, encoding: Encoding): String
@@ -3,14 +3,10 @@ package prog8.code.core
interface IErrorReporter {
fun err(msg: String, position: Position)
fun warn(msg: String, position: Position)
fun info(msg: String, position: Position)
fun undefined(symbol: List<String>, position: Position)
fun noErrors(): Boolean
fun report()
fun finalizeNumErrors(numErrors: Int, numWarnings: Int, numInfos: Int) {
fun finalizeNumErrors(numErrors: Int, numWarnings: Int) {
if(numErrors>0)
throw ErrorsReportedException("There are $numErrors errors, $numWarnings warnings, and $numInfos infos.")
throw ErrorsReportedException("There are $numErrors errors and $numWarnings warnings.")
}
fun noErrorForLine(position: Position): Boolean
}
@@ -13,11 +13,11 @@ interface IMachineDefinition {
val FLOAT_MAX_NEGATIVE: Double
val FLOAT_MAX_POSITIVE: Double
val FLOAT_MEM_SIZE: Int
var ESTACK_LO: UInt
var ESTACK_HI: UInt
val PROGRAM_LOAD_ADDRESS : UInt
val BSSHIGHRAM_START: UInt
val BSSHIGHRAM_END: UInt
val BSSGOLDENRAM_START: UInt
val BSSGOLDENRAM_END: UInt
val cpu: CpuType
var zeropage: Zeropage
@@ -26,9 +26,14 @@ interface IMachineDefinition {
fun initializeMemoryAreas(compilerOptions: CompilationOptions)
fun getFloatAsmBytes(num: Number): String
fun convertFloatToBytes(num: Double): List<UByte>
fun convertBytesToFloat(bytes: List<UByte>): Double
fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String>
fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path)
fun isIOAddress(address: UInt): Boolean
fun overrideEvalStack(evalStackBaseAddress: UInt) {
require(evalStackBaseAddress and 255u == 0u)
ESTACK_LO = evalStackBaseAddress
ESTACK_HI = evalStackBaseAddress + 256u
require(ESTACK_LO !in golden.region && ESTACK_HI !in golden.region) { "user-set ESTACK can't be in GOLDEN ram" }
}
}
@@ -5,16 +5,10 @@ enum class Encoding(val prefix: String) {
PETSCII("petscii"), // c64/c128/cx16
SCREENCODES("sc"), // c64/c128/cx16
ATASCII("atascii"), // atari
ISO("iso"), // cx16 (iso-8859-15)
ISO5("iso5"), // cx16 (iso-8859-5, cyrillic)
ISO16("iso16"), // cx16 (iso-8859-16, eastern european)
CP437("cp437"), // cx16 (ibm pc, codepage 437)
KATAKANA("kata") // cx16 (katakana)
ISO("iso") // cx16
}
interface IStringEncoding {
val defaultEncoding: Encoding
fun encodeString(str: String, encoding: Encoding): List<UByte>
fun decodeString(bytes: Iterable<UByte>, encoding: Encoding): String
}
+3 -10
View File
@@ -42,13 +42,6 @@ abstract class Zeropage(options: CompilationOptions): MemoryAllocator(options) {
}
}
fun retainAllowed() {
synchronized(this) {
for(allowed in options.zpAllowed)
free.retainAll { it in allowed }
}
}
fun availableBytes() = if(options.zeropage== ZeropageType.DONTUSE) 0 else free.size
fun hasByteAvailable() = if(options.zeropage== ZeropageType.DONTUSE) false else free.isNotEmpty()
fun hasWordAvailable(): Boolean {
@@ -71,7 +64,7 @@ abstract class Zeropage(options: CompilationOptions): MemoryAllocator(options) {
val size: Int =
when (datatype) {
in IntegerDatatypesWithBoolean -> options.compTarget.memorySize(datatype)
in IntegerDatatypes -> options.compTarget.memorySize(datatype)
DataType.STR, in ArrayDatatypes -> {
val memsize = options.compTarget.memorySize(datatype, numElements!!)
if(position!=null)
@@ -119,7 +112,7 @@ abstract class Zeropage(options: CompilationOptions): MemoryAllocator(options) {
free.removeAll(address until address+size.toUInt())
if(name.isNotEmpty()) {
allocatedVariables[name] = when(datatype) {
in NumericDatatypes, DataType.BOOL -> VarAllocation(address, datatype, size) // numerical variables in zeropage never have an initial value here because they are set in separate initializer assignments
in NumericDatatypes -> VarAllocation(address, datatype, size) // numerical variables in zeropage never have an initial value here because they are set in separate initializer assignments
DataType.STR -> VarAllocation(address, datatype, size)
in ArrayDatatypes -> VarAllocation(address, datatype, size)
else -> throw AssemblyError("invalid dt")
@@ -151,7 +144,7 @@ class GoldenRam(options: CompilationOptions, val region: UIntRange): MemoryAlloc
val size: Int =
when (datatype) {
in IntegerDatatypesWithBoolean -> options.compTarget.memorySize(datatype)
in IntegerDatatypes -> options.compTarget.memorySize(datatype)
DataType.STR, in ArrayDatatypes -> {
options.compTarget.memorySize(datatype, numElements!!)
}
+4 -2
View File
@@ -1,10 +1,12 @@
package prog8.code.core
val AssociativeOperators = setOf("+", "*", "&", "|", "^", "==", "!=", "xor") // note: and,or are no longer associative because of Shortcircuit/McCarthy evaluation
val AssociativeOperators = setOf("+", "*", "&", "|", "^", "==", "!=")
val ComparisonOperators = setOf("==", "!=", "<", ">", "<=", ">=")
val LogicalOperators = setOf("and", "or", "xor", "not", "in")
val LogicalOperators = setOf("and", "or", "xor", "not")
val AugmentAssignmentOperators = setOf("+", "-", "/", "*", "&", "|", "^", "<<", ">>", "%", "and", "or", "xor")
val BitwiseOperators = setOf("&", "|", "^", "~")
val PrefixOperators = setOf("+", "-", "~", "not")
// val InvalidOperatorsForBoolean = setOf("+", "-", "*", "/", "%", "<<", ">>") + BitwiseOperators
fun invertedComparisonOperator(operator: String) =
when (operator) {
+2 -2
View File
@@ -1,6 +1,6 @@
package prog8.code.core
import prog8.code.core.SourceCode.Companion.LIBRARYFILEPREFIX
import prog8.code.core.SourceCode.Companion.libraryFilePrefix
import java.nio.file.InvalidPathException
import kotlin.io.path.Path
import kotlin.io.path.absolute
@@ -10,7 +10,7 @@ data class Position(val file: String, val line: Int, val startCol: Int, val endC
fun toClickableStr(): String {
if(this===DUMMY)
return ""
if(file.startsWith(LIBRARYFILEPREFIX))
if(file.startsWith(libraryFilePrefix))
return "$file:$line:$startCol:"
return try {
val path = Path(file).absolute().normalize().toString()
+8 -44
View File
@@ -3,7 +3,6 @@ package prog8.code.core
import java.io.File
import java.io.IOException
import java.nio.file.Path
import java.text.Normalizer
import kotlin.io.path.Path
import kotlin.io.path.readText
@@ -55,25 +54,22 @@ sealed class SourceCode {
/**
* filename prefix to designate library files that will be retreived from internal resources rather than disk
*/
const val LIBRARYFILEPREFIX = "library:"
const val STRINGSOURCEPREFIX = "string:"
const val libraryFilePrefix = "library:"
const val stringSourcePrefix = "string:"
val curdir: Path = Path(".").toAbsolutePath()
fun relative(path: Path): Path = curdir.relativize(path.toAbsolutePath())
fun isRegularFilesystemPath(pathString: String) =
!(pathString.startsWith(LIBRARYFILEPREFIX) || pathString.startsWith(STRINGSOURCEPREFIX))
fun isLibraryResource(path: String) = path.startsWith(LIBRARYFILEPREFIX)
!(pathString.startsWith(libraryFilePrefix) || pathString.startsWith(stringSourcePrefix))
}
/**
* Turn a plain String into a [SourceCode] object.
* [origin] will be something like `string:44c56085`.
*/
class Text(origText: String): SourceCode() {
override val text = origText.replace("\\R".toRegex(), "\n") // normalize line endings
class Text(override val text: String): SourceCode() {
override val isFromResources = false
override val isFromFilesystem = false
override val origin = "$STRINGSOURCEPREFIX${System.identityHashCode(text).toString(16)}"
override val origin = "$stringSourcePrefix${System.identityHashCode(text).toString(16)}"
override val name = "<unnamed-text>"
}
@@ -96,8 +92,7 @@ sealed class SourceCode {
val normalized = path.normalize()
origin = relative(normalized).toString()
try {
val contents = Normalizer.normalize(normalized.readText(), Normalizer.Form.NFC)
text = contents.replace("\\R".toRegex(), "\n") // normalize line endings
text = normalized.readText()
name = normalized.toFile().nameWithoutExtension
} catch (nfx: java.nio.file.NoSuchFileException) {
throw NoSuchFileException(normalized.toFile()).also { it.initCause(nfx) }
@@ -115,7 +110,7 @@ sealed class SourceCode {
override val isFromResources = true
override val isFromFilesystem = false
override val origin = "$LIBRARYFILEPREFIX$normalized"
override val origin = "$libraryFilePrefix$normalized"
override val text: String
override val name: String
@@ -129,8 +124,7 @@ sealed class SourceCode {
)
}
val stream = object {}.javaClass.getResourceAsStream(normalized)
val contents = stream!!.reader().use { Normalizer.normalize(it.readText(), Normalizer.Form.NFC) }
text = contents.replace("\\R".toRegex(), "\n") // normalize line endings
text = stream!!.reader().use { it.readText() }
name = Path(pathString).toFile().nameWithoutExtension
}
}
@@ -145,33 +139,3 @@ sealed class SourceCode {
override val text: String = "<generated code node, no text representation>"
}
}
object SourceLineCache {
private val cache = mutableMapOf<String, List<String>>()
private fun getCachedFile(file: String): List<String> {
val existing = cache[file]
if(existing!=null)
return existing
if (SourceCode.isRegularFilesystemPath(file)) {
val source = SourceCode.File(Path(file))
cache[file] = source.text.split('\n', '\r').map { it.trim() }
return cache.getValue(file)
} else if(file.startsWith(SourceCode.LIBRARYFILEPREFIX)) {
val source = SourceCode.Resource(file.drop(SourceCode.LIBRARYFILEPREFIX.length))
cache[file] = source.text.split('\n', '\r').map { it.trim()}
return cache.getValue(file)
}
return emptyList()
}
fun retrieveLine(position: Position): String? {
if (position.line>0) {
val lines = getCachedFile(position.file)
if(lines.isNotEmpty())
return lines[position.line-1]
}
return null
}
}
@@ -1,145 +0,0 @@
package prog8.code.optimize
import prog8.code.StRomSub
import prog8.code.SymbolTable
import prog8.code.ast.*
import prog8.code.core.*
fun optimizeIntermediateAst(program: PtProgram, options: CompilationOptions, st: SymbolTable, errors: IErrorReporter) {
if (!options.optimize)
return
while (errors.noErrors() &&
(optimizeBitTest(program, options)
+ optimizeAssignTargets(program, st, errors)) > 0
) {
// keep rolling
}
}
private fun walkAst(root: PtNode, act: (node: PtNode, depth: Int) -> Boolean) {
fun recurse(node: PtNode, depth: Int) {
if(act(node, depth))
node.children.forEach { recurse(it, depth+1) }
}
recurse(root, 0)
}
private fun optimizeAssignTargets(program: PtProgram, st: SymbolTable, errors: IErrorReporter): Int {
var changes = 0
walkAst(program) { node: PtNode, depth: Int ->
if(node is PtAssignment) {
val value = node.value
val functionName = when(value) {
is PtBuiltinFunctionCall -> value.name
is PtFunctionCall -> value.name
else -> null
}
if(functionName!=null) {
val stNode = st.lookup(functionName)
if (stNode is StRomSub) {
require(node.children.size==stNode.returns.size+1) {
"number of targets must match return values"
}
node.children.zip(stNode.returns).withIndex().forEach { (index, xx) ->
val target = xx.first as PtAssignTarget
val returnedRegister = xx.second.register.registerOrPair
if(returnedRegister!=null && !target.void && target.identifier!=null) {
if(isSame(target.identifier!!, xx.second.type, returnedRegister)) {
// output register is already identical to target register, so it can become void
val voidTarget = PtAssignTarget(true, target.position)
node.children[index] = voidTarget
voidTarget.parent = node
changes++
}
}
}
}
if(node.children.dropLast(1).all { (it as PtAssignTarget).void }) {
// all targets are now void, the whole assignment can be discarded and replaced by just a (void) call to the subroutine
val index = node.parent.children.indexOf(node)
val voidCall = PtFunctionCall(functionName, true, value.type, value.position)
value.children.forEach { voidCall.add(it) }
node.parent.children[index] = voidCall
voidCall.parent = node.parent
changes++
}
}
}
true
}
return changes
}
private fun optimizeBitTest(program: PtProgram, options: CompilationOptions): Int {
if(options.compTarget.machine.cpu == CpuType.VIRTUAL)
return 0 // the special bittest optimization is not yet valid for the IR
var changes = 0
var recurse = true
walkAst(program) { node: PtNode, depth: Int ->
if(node is PtIfElse) {
val condition = node.condition as? PtBinaryExpression
if(condition!=null && (condition.operator=="==" || condition.operator=="!=")) {
if(condition.right.asConstInteger()==0) {
val and = condition.left as? PtBinaryExpression
if(and != null && and.operator=="&" && and.type == DataType.UBYTE) {
val variable = and.left as? PtIdentifier
val bitmask = and.right.asConstInteger()
if(variable!=null && variable.type in ByteDatatypes && (bitmask==128 || bitmask==64)) {
val setOrNot = if(condition.operator=="!=") "set" else "notset"
val index = node.parent.children.indexOf(node)
val bittestCall = PtBuiltinFunctionCall("prog8_ifelse_bittest_$setOrNot", false, true, DataType.BOOL, node.condition.position)
bittestCall.add(variable)
if(bitmask==128)
bittestCall.add(PtNumber(DataType.UBYTE, 7.0, and.right.position))
else
bittestCall.add(PtNumber(DataType.UBYTE, 6.0, and.right.position))
val ifElse = PtIfElse(node.position)
ifElse.add(bittestCall)
ifElse.add(node.ifScope)
if(node.hasElse())
ifElse.add(node.elseScope)
node.parent.children[index] = ifElse
ifElse.parent = node.parent
changes++
recurse = false
}
}
}
}
}
recurse
}
return changes
}
internal fun isSame(identifier: PtIdentifier, type: DataType, returnedRegister: RegisterOrPair): Boolean {
if(returnedRegister in Cx16VirtualRegisters) {
val regname = returnedRegister.name.lowercase()
val identifierRegName = identifier.name.substringAfterLast('.')
/*
cx16.r? UWORD
cx16.r?s WORD
cx16.r?L UBYTE
cx16.r?H UBYTE
cx16.r?sL BYTE
cx16.r?sH BYTE
*/
if(identifier.type in ByteDatatypes && type in ByteDatatypes) {
if(identifier.name.startsWith("cx16.$regname") && identifierRegName.startsWith(regname)) {
return identifierRegName.substring(2) in arrayOf("", "L", "sL") // note: not the -H (msb) variants!
}
}
else if(identifier.type in WordDatatypes && type in WordDatatypes) {
if(identifier.name.startsWith("cx16.$regname") && identifierRegName.startsWith(regname)) {
return identifierRegName.substring(2) in arrayOf("", "s")
}
}
}
return false // there are no identifiers directly corresponding to cpu registers
}
@@ -7,6 +7,7 @@ import prog8.code.target.atari.AtariMachineDefinition
class AtariTarget: ICompilationTarget, IStringEncoding by Encoder, IMemSizer {
override val name = NAME
override val machine = AtariMachineDefinition()
override val supportedEncodings = setOf(Encoding.ATASCII)
override val defaultEncoding = Encoding.ATASCII
companion object {
@@ -15,17 +16,13 @@ class AtariTarget: ICompilationTarget, IStringEncoding by Encoder, IMemSizer {
override fun memorySize(dt: DataType): Int {
return when(dt) {
in ByteDatatypesWithBoolean -> 1
in ByteDatatypes -> 1
in WordDatatypes, in PassByReferenceDatatypes -> 2
DataType.FLOAT -> machine.FLOAT_MEM_SIZE
else -> throw IllegalArgumentException("invalid datatype")
else -> Int.MIN_VALUE
}
}
override fun memorySize(arrayDt: DataType, numElements: Int) =
if(arrayDt==DataType.UWORD)
numElements // pointer to bytes.
else
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
}
@@ -11,6 +11,7 @@ import prog8.code.target.cbm.CbmMemorySizer
class C128Target: ICompilationTarget, IStringEncoding by Encoder, IMemSizer by CbmMemorySizer {
override val name = NAME
override val machine = C128MachineDefinition()
override val supportedEncodings = setOf(Encoding.PETSCII, Encoding.SCREENCODES)
override val defaultEncoding = Encoding.PETSCII
companion object {
+1 -20
View File
@@ -11,6 +11,7 @@ import prog8.code.target.cbm.CbmMemorySizer
class C64Target: ICompilationTarget, IStringEncoding by Encoder, IMemSizer by CbmMemorySizer {
override val name = NAME
override val machine = C64MachineDefinition()
override val supportedEncodings = setOf(Encoding.PETSCII, Encoding.SCREENCODES)
override val defaultEncoding = Encoding.PETSCII
companion object {
@@ -19,23 +20,3 @@ class C64Target: ICompilationTarget, IStringEncoding by Encoder, IMemSizer by Cb
fun viceMonListName(baseFilename: String) = "$baseFilename.vice-mon-list"
}
}
val CompilationTargets = listOf(
C64Target.NAME,
C128Target.NAME,
Cx16Target.NAME,
PETTarget.NAME,
AtariTarget.NAME,
VMTarget.NAME
)
fun getCompilationTargetByName(name: String) = when(name.lowercase()) {
C64Target.NAME -> C64Target()
C128Target.NAME -> C128Target()
Cx16Target.NAME -> Cx16Target()
PETTarget.NAME -> PETTarget()
AtariTarget.NAME -> AtariTarget()
VMTarget.NAME -> VMTarget()
else -> throw IllegalArgumentException("invalid compilation target")
}
@@ -11,6 +11,7 @@ import prog8.code.target.cx16.CX16MachineDefinition
class Cx16Target: ICompilationTarget, IStringEncoding by Encoder, IMemSizer by CbmMemorySizer {
override val name = NAME
override val machine = CX16MachineDefinition()
override val supportedEncodings = setOf(Encoding.PETSCII, Encoding.SCREENCODES, Encoding.ISO)
override val defaultEncoding = Encoding.PETSCII
companion object {
+3 -11
View File
@@ -4,22 +4,18 @@ import com.github.michaelbull.result.fold
import prog8.code.core.Encoding
import prog8.code.core.IStringEncoding
import prog8.code.core.InternalCompilerException
import prog8.code.target.encodings.*
import prog8.code.target.cbm.AtasciiEncoding
import prog8.code.target.cbm.IsoEncoding
import prog8.code.target.cbm.PetsciiEncoding
object Encoder: IStringEncoding {
override val defaultEncoding: Encoding = Encoding.ISO
override fun encodeString(str: String, encoding: Encoding): List<UByte> {
val coded = when(encoding) {
Encoding.PETSCII -> PetsciiEncoding.encodePetscii(str, true)
Encoding.SCREENCODES -> PetsciiEncoding.encodeScreencode(str, true)
Encoding.ISO -> IsoEncoding.encode(str)
Encoding.ATASCII -> AtasciiEncoding.encode(str)
Encoding.ISO5 -> IsoCyrillicEncoding.encode(str)
Encoding.ISO16 -> IsoEasternEncoding.encode(str)
Encoding.CP437 -> Cp437Encoding.encode(str)
Encoding.KATAKANA -> KatakanaEncoding.encode(str)
else -> throw InternalCompilerException("unsupported encoding $encoding")
}
return coded.fold(
@@ -33,10 +29,6 @@ object Encoder: IStringEncoding {
Encoding.SCREENCODES -> PetsciiEncoding.decodeScreencode(bytes, true)
Encoding.ISO -> IsoEncoding.decode(bytes)
Encoding.ATASCII -> AtasciiEncoding.decode(bytes)
Encoding.ISO5 -> IsoCyrillicEncoding.decode(bytes)
Encoding.ISO16 -> IsoEasternEncoding.decode(bytes)
Encoding.CP437 -> Cp437Encoding.decode(bytes)
Encoding.KATAKANA -> KatakanaEncoding.decode(bytes)
else -> throw InternalCompilerException("unsupported encoding $encoding")
}
return decoded.fold(
@@ -1,19 +0,0 @@
package prog8.code.target
import prog8.code.core.Encoding
import prog8.code.core.ICompilationTarget
import prog8.code.core.IMemSizer
import prog8.code.core.IStringEncoding
import prog8.code.target.cbm.CbmMemorySizer
import prog8.code.target.pet.PETMachineDefinition
class PETTarget: ICompilationTarget, IStringEncoding by Encoder, IMemSizer by CbmMemorySizer {
override val name = NAME
override val machine = PETMachineDefinition()
override val defaultEncoding = Encoding.PETSCII
companion object {
const val NAME = "pet32"
}
}
+4 -6
View File
@@ -6,6 +6,7 @@ import prog8.code.target.virtual.VirtualMachineDefinition
class VMTarget: ICompilationTarget, IStringEncoding by Encoder, IMemSizer {
override val name = NAME
override val machine = VirtualMachineDefinition()
override val supportedEncodings = setOf(Encoding.ISO)
override val defaultEncoding = Encoding.ISO
companion object {
@@ -14,16 +15,13 @@ class VMTarget: ICompilationTarget, IStringEncoding by Encoder, IMemSizer {
override fun memorySize(dt: DataType): Int {
return when(dt) {
in ByteDatatypesWithBoolean -> 1
in ByteDatatypes -> 1
in WordDatatypes, in PassByReferenceDatatypes -> 2
DataType.FLOAT -> machine.FLOAT_MEM_SIZE
else -> throw IllegalArgumentException("invalid datatype")
else -> Int.MIN_VALUE
}
}
override fun memorySize(arrayDt: DataType, numElements: Int) =
if(arrayDt==DataType.UWORD)
numElements // pointer to bytes.
else
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
}
@@ -13,17 +13,24 @@ class AtariMachineDefinition: IMachineDefinition {
override val FLOAT_MEM_SIZE = 6
override val PROGRAM_LOAD_ADDRESS = 0x2000u
// the 2*128 byte evaluation stack (1 page, on which bytes, words, and even floats are stored during calculations)
override var ESTACK_LO = 0x1b00u // $1b00-$1b7f inclusive // TODO
override var ESTACK_HI = 0x1b80u // $1b80-$1bff inclusive // TODO
override val BSSHIGHRAM_START = 0u // TODO
override val BSSHIGHRAM_END = 0u // TODO
override val BSSGOLDENRAM_START = 0u // TODO
override val BSSGOLDENRAM_END = 0u // TODO
override lateinit var zeropage: Zeropage
override lateinit var golden: GoldenRam
override fun getFloatAsmBytes(num: Number) = TODO("atari float asm bytes from number")
override fun convertFloatToBytes(num: Double): List<UByte> = TODO("atari float to bytes")
override fun convertBytesToFloat(bytes: List<UByte>): Double = TODO("atari bytes to float")
override fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String> {
return if (compilerOptions.output == OutputType.XEX)
listOf("syslib")
else
emptyList()
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
val emulatorName: String
@@ -48,7 +48,6 @@ class AtariZeropage(options: CompilationOptions) : Zeropage(options) {
free.addAll(distinctFree)
removeReservedFromFreePool()
retainAllowed()
}
override fun allocateCx16VirtualRegisters() {
@@ -15,25 +15,23 @@ class C128MachineDefinition: IMachineDefinition {
override val FLOAT_MEM_SIZE = Mflpt5.FLOAT_MEM_SIZE
override val PROGRAM_LOAD_ADDRESS = 0x1c01u
// the 2*128 byte evaluation stack (1 page, on which bytes, words, and even floats are stored during calculations)
override var ESTACK_LO = 0x1b00u // $1b00-$1b7f inclusive
override var ESTACK_HI = 0x1b80u // $1b80-$1bff inclusive
override val BSSHIGHRAM_START = 0u // TODO
override val BSSHIGHRAM_END = 0u // TODO
override val BSSGOLDENRAM_START = 0u // TODO
override val BSSGOLDENRAM_END = 0u // TODO
override lateinit var zeropage: Zeropage
override lateinit var golden: GoldenRam
override fun getFloatAsmBytes(num: Number) = Mflpt5.fromNumber(num).makeFloatFillAsm()
override fun convertFloatToBytes(num: Double): List<UByte> {
val m5 = Mflpt5.fromNumber(num)
return listOf(m5.b0, m5.b1, m5.b2, m5.b3, m5.b4)
}
override fun convertBytesToFloat(bytes: List<UByte>): Double {
require(bytes.size==5) { "need 5 bytes" }
val m5 = Mflpt5(bytes[0], bytes[1], bytes[2], bytes[3], bytes[4])
return m5.toDouble()
override fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String> {
return if (compilerOptions.launcher == CbmPrgLauncherType.BASIC || compilerOptions.output == OutputType.PRG)
listOf("syslib")
else
emptyList()
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
@@ -69,7 +69,6 @@ class C128Zeropage(options: CompilationOptions) : Zeropage(options) {
free.addAll(distinctFree)
removeReservedFromFreePool()
retainAllowed()
}
override fun allocateCx16VirtualRegisters() {
@@ -16,25 +16,23 @@ class C64MachineDefinition: IMachineDefinition {
override val FLOAT_MEM_SIZE = Mflpt5.FLOAT_MEM_SIZE
override val PROGRAM_LOAD_ADDRESS = 0x0801u
// the 2*128 byte evaluation stack (1 page, on which bytes, words, and even floats are stored during calculations)
override var ESTACK_LO = 0xcf00u // $cf00-$cf7f inclusive
override var ESTACK_HI = 0xcf80u // $cf80-$cfff inclusive
override val BSSHIGHRAM_START = 0xc000u
override val BSSHIGHRAM_END = 0xcfffu
override val BSSGOLDENRAM_START = 0u
override val BSSGOLDENRAM_END = 0u
override val BSSHIGHRAM_END = ESTACK_LO
override lateinit var zeropage: Zeropage
override lateinit var golden: GoldenRam
override fun getFloatAsmBytes(num: Number) = Mflpt5.fromNumber(num).makeFloatFillAsm()
override fun convertFloatToBytes(num: Double): List<UByte> {
val m5 = Mflpt5.fromNumber(num)
return listOf(m5.b0, m5.b1, m5.b2, m5.b3, m5.b4)
}
override fun convertBytesToFloat(bytes: List<UByte>): Double {
require(bytes.size==5) { "need 5 bytes" }
val m5 = Mflpt5(bytes[0], bytes[1], bytes[2], bytes[3], bytes[4])
return m5.toDouble()
override fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String> {
return if (compilerOptions.launcher == CbmPrgLauncherType.BASIC || compilerOptions.output == OutputType.PRG)
listOf("syslib")
else
emptyList()
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
@@ -64,7 +62,7 @@ class C64MachineDefinition: IMachineDefinition {
override fun initializeMemoryAreas(compilerOptions: CompilationOptions) {
zeropage = C64Zeropage(compilerOptions)
golden = GoldenRam(compilerOptions, 0xc000u until 0xd000u)
golden = GoldenRam(compilerOptions, 0xc000u until ESTACK_LO)
}
}
@@ -53,11 +53,11 @@ class C64Zeropage(options: CompilationOptions) : Zeropage(options) {
).map{it.toUInt()})
}
if(options.zeropage != ZeropageType.DONTUSE) {
if(options.zeropage!= ZeropageType.DONTUSE) {
// add the free Zp addresses
// these are valid for the C-64 but allow BASIC to keep running fully *as long as you don't use tape I/O*
free.addAll(listOf(0x02, 0x03, 0x04, 0x05, 0x06, 0x0a, 0x0e,
0x92, 0x96, 0x9b, 0x9c, 0x9e, 0x9f, 0xa6,
0x92, 0x96, 0x9b, 0x9c, 0x9e, 0x9f, 0xa5, 0xa6,
0xb0, 0xb1, 0xbe, 0xbf, 0xf9).map{it.toUInt()})
} else {
// don't use the zeropage at all
@@ -75,8 +75,6 @@ class C64Zeropage(options: CompilationOptions) : Zeropage(options) {
// in these cases there is enough space on the zero page to stick the cx16 virtual registers in there as well.
allocateCx16VirtualRegisters()
}
retainAllowed()
}
override fun allocateCx16VirtualRegisters() {
@@ -1,4 +1,4 @@
package prog8.code.target.encodings
package prog8.code.target.cbm
import com.github.michaelbull.result.Ok
import com.github.michaelbull.result.Result
@@ -6,16 +6,13 @@ import prog8.code.core.*
internal object CbmMemorySizer: IMemSizer {
override fun memorySize(dt: DataType): Int {
return when(dt) {
in ByteDatatypesWithBoolean -> 1
in ByteDatatypes -> 1
in WordDatatypes, in PassByReferenceDatatypes -> 2
DataType.FLOAT -> Mflpt5.FLOAT_MEM_SIZE
else -> throw IllegalArgumentException("invalid datatype")
else -> Int.MIN_VALUE
}
}
override fun memorySize(arrayDt: DataType, numElements: Int) =
if(arrayDt==DataType.UWORD)
numElements // pointer to bytes.
else
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
memorySize(ArrayToElementTypes.getValue(arrayDt)) * numElements
}
@@ -1,4 +1,4 @@
package prog8.code.target.encodings
package prog8.code.target.cbm
import com.github.michaelbull.result.Err
import com.github.michaelbull.result.Ok
@@ -6,8 +6,8 @@ import com.github.michaelbull.result.Result
import java.io.CharConversionException
import java.nio.charset.Charset
open class IsoEncodingBase(charsetName: String) {
val charset: Charset = Charset.forName(charsetName)
object IsoEncoding {
val charset: Charset = Charset.forName("ISO-8859-15")
fun encode(str: String): Result<List<UByte>, CharConversionException> {
return try {
@@ -35,8 +35,3 @@ open class IsoEncodingBase(charsetName: String) {
}
}
}
object IsoEncoding: IsoEncodingBase("ISO-8859-15")
object IsoCyrillicEncoding: IsoEncodingBase("ISO-8859-5")
object IsoEasternEncoding: IsoEncodingBase("ISO-8859-16")
@@ -1,4 +1,4 @@
package prog8.code.target.encodings
package prog8.code.target.cbm
import com.github.michaelbull.result.Err
import com.github.michaelbull.result.Ok
@@ -24,7 +24,7 @@ object PetsciiEncoding {
'\ufffe', // 0x0A -> UNDEFINED
'\ufffe', // 0x0B -> UNDEFINED
'\ufffe', // 0x0C -> UNDEFINED
'\n' , // 0x0D -> LINE FEED (RETURN)
'\r' , // 0x0D -> CARRIAGE RETURN
'\u000e', // 0x0E -> SHIFT OUT
'\ufffe', // 0x0F -> UNDEFINED
'\ufffe', // 0x10 -> UNDEFINED
@@ -152,7 +152,7 @@ object PetsciiEncoding {
'\uf113', //  0x8A -> FUNCTION KEY 4 (CUS)
'\uf115', //  0x8B -> FUNCTION KEY 6 (CUS)
'\uf117', //  0x8C -> FUNCTION KEY 8 (CUS)
'\r' , // 0x8D -> CARRIAGE RETURN (SHIFT-RETURN)
'\n' , // 0x8D -> LINE FEED
'\u000f', //  0x8E -> SHIFT IN
'\ufffe', // 0x8F -> UNDEFINED
'\uf105', // 0x90 -> BLACK COLOR SWITCH (CUS)
@@ -283,7 +283,7 @@ object PetsciiEncoding {
'\ufffe', // 0x0A -> UNDEFINED
'\ufffe', // 0x0B -> UNDEFINED
'\ufffe', // 0x0C -> UNDEFINED
'\n' , // 0x0D -> LINE FEED (RETURN)
'\r' , // 0x0D -> CARRIAGE RETURN
'\u000e', // 0x0E -> SHIFT OUT
'\ufffe', // 0x0F -> UNDEFINED
'\ufffe', // 0x10 -> UNDEFINED
@@ -411,7 +411,7 @@ object PetsciiEncoding {
'\uf113', // 0x8A -> FUNCTION KEY 4 (CUS)
'\uf115', // 0x8B -> FUNCTION KEY 6 (CUS)
'\uf117', // 0x8C -> FUNCTION KEY 8 (CUS)
'\r' , // 0x8D -> CARRIAGE RETURN (SHIFT-RETURN)
'\n' , // 0x8D -> LINE FEED
'\u000f', // 0x8E -> SHIFT IN
'\ufffe', // 0x8F -> UNDEFINED
'\uf105', // 0x90 -> BLACK COLOR SWITCH (CUS)
@@ -1061,7 +1061,6 @@ object PetsciiEncoding {
'}' -> '├'
'|' -> '│'
'\\' -> '╲'
'\r' -> '\n' // to make \r (carriage returrn) equivalent to \n (line feed): RETURN ($0d)
else -> chr
}
@@ -1077,10 +1076,7 @@ object PetsciiEncoding {
}
else -> {
val case = if (lowercase) "lower" else "upper"
if(chr.isISOControl())
throw CharConversionException("no ${case}Petscii character for char #${chr.code}")
else
throw CharConversionException("no ${case}Petscii character for char #${chr.code} '${chr}'")
throw CharConversionException("no ${case}Petscii character for '${chr}' (${chr.code})")
}
}
}
@@ -1123,10 +1119,7 @@ object PetsciiEncoding {
}
else -> {
val case = if (lowercase) "lower" else "upper"
if(chr.isISOControl())
throw CharConversionException("no ${case}Screencode character for char #${chr.code}")
else
throw CharConversionException("no ${case}Screencode character for char #${chr.code} '${chr}'")
throw CharConversionException("no ${case}Screencode character for '${chr}' (${chr.code})")
}
}
}
@@ -15,25 +15,22 @@ class CX16MachineDefinition: IMachineDefinition {
override val FLOAT_MEM_SIZE = Mflpt5.FLOAT_MEM_SIZE
override val PROGRAM_LOAD_ADDRESS = 0x0801u
// the 2*128 byte evaluation stack (1 page, on which bytes, words, and even floats are stored during calculations)
override var ESTACK_LO = 0x0700u // $0700-$077f inclusive
override var ESTACK_HI = 0x0780u // $0780-$07ff inclusive
override val BSSHIGHRAM_START = 0xa000u // hiram bank 1, 8Kb, assumed to be active
override val BSSHIGHRAM_END = 0xbfffu // Rom starts at $c000
override val BSSGOLDENRAM_START = 0x0400u
override val BSSGOLDENRAM_END = 0x07ffu
override val BSSHIGHRAM_END = 0xc000u // rom starts here.
override lateinit var zeropage: Zeropage
override lateinit var golden: GoldenRam
override fun getFloatAsmBytes(num: Number) = Mflpt5.fromNumber(num).makeFloatFillAsm()
override fun convertFloatToBytes(num: Double): List<UByte> {
val m5 = Mflpt5.fromNumber(num)
return listOf(m5.b0, m5.b1, m5.b2, m5.b3, m5.b4)
}
override fun convertBytesToFloat(bytes: List<UByte>): Double {
require(bytes.size==5) { "need 5 bytes" }
val m5 = Mflpt5(bytes[0], bytes[1], bytes[2], bytes[3], bytes[4])
return m5.toDouble()
override fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String> {
return if (compilerOptions.launcher == CbmPrgLauncherType.BASIC || compilerOptions.output == OutputType.PRG)
listOf("syslib")
else
emptyList()
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
@@ -43,7 +40,7 @@ class CX16MachineDefinition: IMachineDefinition {
when(selectedEmulator) {
1 -> {
emulator = "x16emu"
extraArgs = listOf("-debug")
extraArgs = emptyList()
}
2 -> {
emulator = "box16"
@@ -56,7 +53,7 @@ class CX16MachineDefinition: IMachineDefinition {
}
println("\nStarting Commander X16 emulator $emulator...")
val cmdline = listOf(emulator, "-scale", "2", "-rtc", "-run", "-prg", "${programNameWithPath}.prg") + extraArgs
val cmdline = listOf(emulator, "-scale", "2", "-run", "-prg", "${programNameWithPath}.prg") + extraArgs
val processb = ProcessBuilder(cmdline).inheritIO()
processb.environment()["PULSE_LATENCY_MSEC"] = "10"
val process: Process = processb.start()
@@ -67,7 +64,7 @@ class CX16MachineDefinition: IMachineDefinition {
override fun initializeMemoryAreas(compilerOptions: CompilationOptions) {
zeropage = CX16Zeropage(compilerOptions)
golden = GoldenRam(compilerOptions, 0x0400u until 0x0800u)
golden = GoldenRam(compilerOptions, 0x0400u until ESTACK_LO)
}
}
@@ -40,6 +40,7 @@ class CX16Zeropage(options: CompilationOptions) : Zeropage(options) {
ZeropageType.DONTUSE -> {
free.clear() // don't use zeropage at all
}
else -> throw InternalCompilerException("for this machine target, zero page type 'floatsafe' is not available. ${options.zeropage}")
}
val distinctFree = free.distinct()
@@ -47,8 +48,8 @@ class CX16Zeropage(options: CompilationOptions) : Zeropage(options) {
free.addAll(distinctFree)
removeReservedFromFreePool()
allocateCx16VirtualRegisters()
retainAllowed()
}
}
@@ -1,69 +0,0 @@
package prog8.code.target.encodings
import com.github.michaelbull.result.Err
import com.github.michaelbull.result.Ok
import com.github.michaelbull.result.Result
import java.io.CharConversionException
import java.nio.charset.Charset
object Cp437Encoding {
val charset: Charset = Charset.forName("IBM437")
fun encode(str: String): Result<List<UByte>, CharConversionException> {
return try {
val mapped = str.map { chr ->
when (chr) {
'\u0000' -> 0u
'\u00a0' -> 255u
'☺' -> 1u
'☻' -> 2u
'♥' -> 3u
'♦' -> 4u
'♣' -> 5u
'♠' -> 6u
'•' -> 7u
'◘' -> 8u
'○' -> 9u
'◙' -> 10u
'♂' -> 11u
'♀' -> 12u
'♪' -> 13u
'♫' -> 14u
'☼' -> 15u
'►' -> 16u
'◄' -> 17u
'↕' -> 18u
'‼' -> 19u
'¶' -> 20u
'§' -> 21u
'▬' -> 22u
'↨' -> 23u
'↑' -> 24u
'↓' -> 25u
'→' -> 26u
'←' -> 27u
'∟' -> 28u
'↔' -> 29u
'▲' -> 30u
'▼' -> 31u
in '\u8000'..'\u80ff' -> {
// special case: take the lower 8 bit hex value directly
(chr.code - 0x8000).toUByte()
}
else -> charset.encode(chr.toString())[0].toUByte()
}
}
Ok(mapped)
} catch (ce: CharConversionException) {
Err(ce)
}
}
fun decode(bytes: Iterable<UByte>): Result<String, CharConversionException> {
return try {
Ok(String(bytes.map { it.toByte() }.toByteArray(), charset))
} catch (ce: CharConversionException) {
Err(ce)
}
}
}
@@ -1,122 +0,0 @@
package prog8.code.target.encodings
import com.github.michaelbull.result.Err
import com.github.michaelbull.result.Ok
import com.github.michaelbull.result.Result
import java.io.CharConversionException
import java.nio.charset.Charset
object JapaneseCharacterConverter {
// adapted from https://github.com/raminduw/Japanese-Character-Converter
private val ZENKAKU_KATAKANA = charArrayOf(
'ァ', 'ア', 'ィ', 'イ', 'ゥ',
'ウ', 'ェ', 'エ', 'ォ', 'オ', 'カ', 'ガ', 'キ', 'ギ', 'ク', 'グ', 'ケ', 'ゲ',
'コ', 'ゴ', 'サ', 'ザ', 'シ', 'ジ', 'ス', 'ズ', 'セ', 'ゼ', 'ソ', 'ゾ', 'タ',
'ダ', 'チ', 'ヂ', 'ッ', 'ツ', 'ヅ', 'テ', 'デ', 'ト', 'ド', 'ナ', 'ニ', 'ヌ',
'ネ', 'ノ', 'ハ', 'バ', 'パ', 'ヒ', 'ビ', 'ピ', 'フ', 'ブ', 'プ', 'ヘ', 'ベ',
'ペ', 'ホ', 'ボ', 'ポ', 'マ', 'ミ', 'ム', 'メ', 'モ', 'ャ', 'ヤ', 'ュ', 'ユ',
'ョ', 'ヨ', 'ラ', 'リ', 'ル', 'レ', 'ロ', 'ヮ', 'ワ', 'ヰ', 'ヱ', 'ヲ', 'ン',
'ヴ', 'ヵ', 'ヶ'
)
private val HANKAKU_HIRAGANA = charArrayOf(
'ぁ', 'あ', 'ぃ', 'い', 'ぅ', 'う', 'ぇ', 'え',
'ぉ', 'お', 'か', 'が', 'き', 'ぎ', 'く', 'ぐ',
'け', 'げ', 'こ', 'ご', 'さ', 'ざ', 'し', 'じ',
'す', 'ず', 'せ', 'ぜ', 'そ', 'ぞ', 'た', 'だ',
'ち', 'ぢ', 'っ', 'つ', 'づ', 'て', 'で', 'と',
'ど', 'な', 'に', 'ぬ', 'ね', 'の', 'は', 'ば',
'ぱ', 'ひ', 'び', 'ぴ', 'ふ', 'ぶ', 'ぷ', 'へ',
'べ', 'ぺ', 'ほ', 'ぼ', 'ぽ', 'ま', 'み', 'む',
'め', 'も', 'ゃ', 'や', 'ゅ', 'ゆ', 'ょ', 'よ',
'ら', 'り', 'る', 'れ', 'ろ', 'ゎ', 'わ', 'ゐ',
'ゑ', 'を', 'ん', 'ゔ', 'ゕ', 'ゖ'
)
private val HANKAKU_KATAKANA = arrayOf(
"ァ", "ア", "ィ", "イ", "ゥ",
"ウ", "ェ", "エ", "ォ", "オ", "カ", "ガ", "キ", "ギ", "ク", "グ", "ケ",
"ゲ", "コ", "ゴ", "サ", "ザ", "シ", "ジ", "ス", "ズ", "セ", "ゼ", "ソ",
"ゾ", "タ", "ダ", "チ", "ヂ", "ッ", "ツ", "ヅ", "テ", "デ", "ト", "ド",
"ナ", "ニ", "ヌ", "ネ", "ノ", "ハ", "バ", "パ", "ヒ", "ビ", "ピ", "フ",
"ブ", "プ", "ヘ", "ベ", "ペ", "ホ", "ボ", "ポ", "マ", "ミ", "ム", "メ",
"モ", "ャ", "ヤ", "ュ", "ユ", "ョ", "ヨ", "ラ", "リ", "ル", "レ", "ロ", "ワ",
"ワ", "イ", "エ", "ヲ", "ン", "ヴ", "カ", "ケ"
)
private val ZENKAKU_KATAKANA_FIRST_CHAR_CODE = ZENKAKU_KATAKANA.first().code
private val HANKAKU_HIRAGANA_FIRST_CHAR_CODE = HANKAKU_HIRAGANA.first().code
private fun zenkakuKatakanaToHankakuKatakana(c: Char): String = if (c in ZENKAKU_KATAKANA) HANKAKU_KATAKANA[c.code - ZENKAKU_KATAKANA_FIRST_CHAR_CODE] else c.toString()
private fun hankakuKatakanaToZenkakuKatakana(c: Char): Char = if (c in HANKAKU_HIRAGANA) ZENKAKU_KATAKANA[c.code - HANKAKU_HIRAGANA_FIRST_CHAR_CODE] else c
fun zenkakuKatakanaToHankakuKatakana(s: String): String = buildString {
for (element in s) {
val converted = hankakuKatakanaToZenkakuKatakana(element)
val convertedChar = zenkakuKatakanaToHankakuKatakana(converted)
append(convertedChar)
}
}
}
object KatakanaEncoding {
val charset: Charset = Charset.forName("JIS_X0201")
fun encode(str: String): Result<List<UByte>, CharConversionException> {
return try {
val mapped = str.map { chr ->
when (chr) {
'\u0000' -> 0u
'\u00a0' -> 0xa0u // $a0 isn't technically a part of JIS X 0201 spec, and so we need to handle this ourselves
'♥' -> 0xe3u
'♦' -> 0xe4u
'♣' -> 0xe5u
'♠' -> 0xe6u
'大' -> 0xeau
'中' -> 0xebu
'小' -> 0xecu
'百' -> 0xedu
'千' -> 0xeeu
'万' -> 0xefu
'♪' -> 0xf0u
'土' -> 0xf1u
'金' -> 0xf2u
'木' -> 0xf3u
'水' -> 0xf4u
'火' -> 0xf5u
'月' -> 0xf6u
'日' -> 0xf7u
'時' -> 0xf8u
'分' -> 0xf9u
'秒' -> 0xfau
'年' -> 0xfbu
'円' -> 0xfcu
'人' -> 0xfdu
'生' -> 0xfeu
'〒' -> 0xffu
in '\u8000'..'\u80ff' -> {
// special case: take the lower 8 bit hex value directly
(chr.code - 0x8000).toUByte()
}
else -> charset.encode(chr.toString())[0].toUByte()
}
}
Ok(mapped)
} catch (ce: CharConversionException) {
Err(ce)
}
}
fun decode(bytes: Iterable<UByte>): Result<String, CharConversionException> {
return try {
Ok(String(bytes.map { it.toByte() }.toByteArray(), charset))
} catch (ce: CharConversionException) {
Err(ce)
}
}
}
@@ -1,61 +0,0 @@
package prog8.code.target.pet
import prog8.code.core.*
import prog8.code.target.C64Target
import prog8.code.target.cbm.Mflpt5
import java.nio.file.Path
class PETMachineDefinition: IMachineDefinition {
override val cpu = CpuType.CPU6502
override val FLOAT_MAX_POSITIVE = Mflpt5.FLOAT_MAX_POSITIVE
override val FLOAT_MAX_NEGATIVE = Mflpt5.FLOAT_MAX_NEGATIVE
override val FLOAT_MEM_SIZE = Mflpt5.FLOAT_MEM_SIZE
override val PROGRAM_LOAD_ADDRESS = 0x0401u
override val BSSHIGHRAM_START = 0u
override val BSSHIGHRAM_END = 0u
override val BSSGOLDENRAM_START = 0u
override val BSSGOLDENRAM_END = 0u
override lateinit var zeropage: Zeropage
override lateinit var golden: GoldenRam
override fun getFloatAsmBytes(num: Number) = Mflpt5.fromNumber(num).makeFloatFillAsm()
override fun convertFloatToBytes(num: Double): List<UByte> {
val m5 = Mflpt5.fromNumber(num)
return listOf(m5.b0, m5.b1, m5.b2, m5.b3, m5.b4)
}
override fun convertBytesToFloat(bytes: List<UByte>): Double {
require(bytes.size==5) { "need 5 bytes" }
val m5 = Mflpt5(bytes[0], bytes[1], bytes[2], bytes[3], bytes[4])
return m5.toDouble()
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
if(selectedEmulator!=1) {
System.err.println("The pet target only supports the main emulator (Vice).")
return
}
println("\nStarting PET emulator...")
val viceMonlist = C64Target.viceMonListName(programNameWithPath.toString())
val cmdline = listOf("xpet", "-model", "4032", "-ramsize", "32", "-videosize", "40", "-silent", "-moncommands", viceMonlist,
"-autostartprgmode", "1", "-autostart-warp", "-autostart", "${programNameWithPath}.prg")
val processb = ProcessBuilder(cmdline).inheritIO()
val process=processb.start()
process.waitFor()
}
override fun isIOAddress(address: UInt): Boolean = address in 0xe800u..0xe8ffu
override fun initializeMemoryAreas(compilerOptions: CompilationOptions) {
zeropage = PETZeropage(compilerOptions)
// there's no golden ram.
}
}
@@ -1,59 +0,0 @@
package prog8.code.target.pet
import prog8.code.core.CompilationOptions
import prog8.code.core.InternalCompilerException
import prog8.code.core.Zeropage
import prog8.code.core.ZeropageType
// reference: http://www.zimmers.net/cbmpics/cbm/PETx/petmem.txt
class PETZeropage(options: CompilationOptions) : Zeropage(options) {
override val SCRATCH_B1 = 0xb3u // temp storage for a single byte
override val SCRATCH_REG = 0xb4u // temp storage for a register, must be B1+1
override val SCRATCH_W1 = 0xb6u // temp storage 1 for a word
override val SCRATCH_W2 = 0xb8u // temp storage 2 for a word
init {
if (options.floats) {
throw InternalCompilerException("PET target doesn't yet support floating point routines")
}
if (options.floats && options.zeropage !in arrayOf(
ZeropageType.FLOATSAFE,
ZeropageType.BASICSAFE,
ZeropageType.DONTUSE
))
throw InternalCompilerException("when floats are enabled, zero page type should be 'floatsafe' or 'basicsafe' or 'dontuse'")
when (options.zeropage) {
ZeropageType.FULL -> {
free.addAll(0x00u..0xffu)
free.removeAll(listOf(0x8du, 0x8eu, 0x8fu, 0x97u, 0x98u, 0x99u, 0x9au, 0x9bu, 0x9eu, 0xa7u, 0xa8u, 0xa9u, 0xaau)) // these are updated/used by IRQ
}
ZeropageType.KERNALSAFE -> {
free.addAll(0x00u..0xffu)
free.removeAll(listOf(0x8du, 0x8eu, 0x8fu, 0x97u, 0x98u, 0x99u, 0x9au, 0x9bu, 0x9eu, 0xa7u, 0xa8u, 0xa9u, 0xaau)) // these are updated/used by IRQ
}
ZeropageType.FLOATSAFE,
ZeropageType.BASICSAFE -> {
free.addAll(0xb3u..0xbau) // TODO more?
}
ZeropageType.DONTUSE -> {
free.clear() // don't use zeropage at all
}
}
val distinctFree = free.distinct()
free.clear()
free.addAll(distinctFree)
removeReservedFromFreePool()
retainAllowed()
}
override fun allocateCx16VirtualRegisters() {
TODO("Not known if PET can put the virtual regs in ZP")
}
}
@@ -12,42 +12,26 @@ class VirtualMachineDefinition: IMachineDefinition {
override val FLOAT_MAX_POSITIVE = Float.MAX_VALUE.toDouble()
override val FLOAT_MAX_NEGATIVE = -Float.MAX_VALUE.toDouble()
override val FLOAT_MEM_SIZE = 8 // 64-bits double
override val FLOAT_MEM_SIZE = 4 // 32-bits floating point
override val PROGRAM_LOAD_ADDRESS = 0u // not actually used
override var ESTACK_LO = 0u // not actually used
override var ESTACK_HI = 0u // not actually used
override val BSSHIGHRAM_START = 0u // not actually used
override val BSSHIGHRAM_END = 0u // not actually used
override val BSSGOLDENRAM_START = 0u // not actually used
override val BSSGOLDENRAM_END = 0u // not actually used
override lateinit var zeropage: Zeropage // not actually used
override lateinit var golden: GoldenRam // not actually used
override fun getFloatAsmBytes(num: Number): String {
// little endian binary representation
val bits = num.toDouble().toBits().toULong()
val hexStr = bits.toString(16).padStart(16, '0')
val bits = num.toFloat().toBits().toUInt()
val hexStr = bits.toString(16).padStart(8, '0')
val parts = hexStr.chunked(2).map { "\$" + it }
return parts.joinToString(", ")
}
override fun convertFloatToBytes(num: Double): List<UByte> {
val bits = num.toBits().toULong()
val hexStr = bits.toString(16).padStart(16, '0')
val parts = hexStr.chunked(2).map { it.toInt(16).toUByte() }
return parts
}
override fun convertBytesToFloat(bytes: List<UByte>): Double {
require(bytes.size==8) { "need 8 bytes" }
val b0 = bytes[0].toLong() shl (8*7)
val b1 = bytes[1].toLong() shl (8*6)
val b2 = bytes[2].toLong() shl (8*5)
val b3 = bytes[3].toLong() shl (8*4)
val b4 = bytes[4].toLong() shl (8*3)
val b5 = bytes[5].toLong() shl (8*2)
val b6 = bytes[6].toLong() shl (8*1)
val b7 = bytes[7].toLong() shl (8*0)
return Double.fromBits(b0 or b1 or b2 or b3 or b4 or b5 or b6 or b7)
override fun importLibs(compilerOptions: CompilationOptions, compilationTargetName: String): List<String> {
return listOf("syslib")
}
override fun launchEmulator(selectedEmulator: Int, programNameWithPath: Path) {
+9 -9
View File
@@ -1,12 +1,15 @@
plugins {
id 'java'
id 'application'
id "org.jetbrains.kotlin.jvm"
id "io.kotest" version "0.3.9"
}
java {
targetCompatibility = JavaLanguageVersion.of(javaVersion)
sourceCompatibility = JavaLanguageVersion.of(javaVersion)
toolchain {
languageVersion = JavaLanguageVersion.of(javaVersion)
}
}
compileKotlin {
@@ -25,21 +28,18 @@ dependencies {
implementation project(':codeCore')
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
// implementation "org.jetbrains.kotlin:kotlin-reflect"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:2.0.0"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:1.1.16"
testImplementation 'io.kotest:kotest-runner-junit5-jvm:5.9.1'
testImplementation 'io.kotest:kotest-framework-datatest:5.9.1'
testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
testImplementation 'io.kotest:kotest-runner-junit5-jvm:5.5.5'
}
sourceSets {
main {
java {
srcDir "${project.projectDir}/src"
srcDirs = ["${project.projectDir}/src"]
}
resources {
srcDir "${project.projectDir}/res"
srcDirs = ["${project.projectDir}/res"]
}
}
test {
-1
View File
@@ -14,6 +14,5 @@
<orderEntry type="library" name="michael.bull.kotlin.result.jvm" level="project" />
<orderEntry type="library" name="io.kotest.assertions.core.jvm" level="project" />
<orderEntry type="library" name="io.kotest.runner.junit5.jvm" level="project" />
<orderEntry type="library" name="io.kotest.framework.datatest" level="project" />
</component>
</module>
File diff suppressed because it is too large. Load diff
@@ -15,7 +15,21 @@ internal fun optimizeAssembly(lines: MutableList<String>, machine: IMachineDefin
var linesByFour = getLinesBy(lines, 4)
var mods = optimizeIncDec(linesByFour)
var mods = optimizeUselessStackByteWrites(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
numberOfOptimizations++
}
mods = optimizeIncDec(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
numberOfOptimizations++
}
mods = optimizeCmpSequence(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
@@ -29,28 +43,7 @@ internal fun optimizeAssembly(lines: MutableList<String>, machine: IMachineDefin
numberOfOptimizations++
}
mods = optimizeJsrRtsAndOtherCombinations(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
numberOfOptimizations++
}
mods = optimizeUselessPushPopStack(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
numberOfOptimizations++
}
mods = optimizeUnneededTempvarInAdd(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
numberOfOptimizations++
}
mods = optimizeTSBtoRegularOr(linesByFour)
mods= optimizeJsrRtsAndOtherCombinations(linesByFour)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFour = getLinesBy(lines, 4)
@@ -65,13 +58,15 @@ internal fun optimizeAssembly(lines: MutableList<String>, machine: IMachineDefin
numberOfOptimizations++
}
mods = optimizeSamePointerIndexingAndUselessBeq(linesByFourteen)
mods = optimizeSamePointerIndexing(linesByFourteen)
if(mods.isNotEmpty()) {
apply(mods, lines)
linesByFourteen = getLinesBy(lines, 14)
numberOfOptimizations++
}
// TODO more assembly peephole optimizations
return numberOfOptimizations
}
@@ -80,48 +75,61 @@ private fun String.isStoreReg() = this.startsWith("sta") || this.startsWith("sty
private fun String.isStoreRegOrZero() = this.isStoreReg() || this.startsWith("stz")
private fun String.isLoadReg() = this.startsWith("lda") || this.startsWith("ldy") || this.startsWith("ldx")
private class Modification(val lineIndex: Int, val remove: Boolean, val replacement: String?, val removeLabel: Boolean=false)
private class Modification(val lineIndex: Int, val remove: Boolean, val replacement: String?)
private fun apply(modifications: List<Modification>, lines: MutableList<String>) {
for (modification in modifications.sortedBy { it.lineIndex }.reversed()) {
if(modification.remove) {
if(modification.removeLabel)
lines.removeAt(modification.lineIndex)
else {
val line = lines[modification.lineIndex]
if (line.length < 2 || line[0] == ';' || line.trimStart()[0] == ';')
lines.removeAt(modification.lineIndex)
else if (haslabel(line)) {
val label = keeplabel(line)
if (label.isNotEmpty())
lines[modification.lineIndex] = label
else
lines.removeAt(modification.lineIndex)
} else lines.removeAt(modification.lineIndex)
}
}
if(modification.remove)
lines.removeAt(modification.lineIndex)
else
lines[modification.lineIndex] = modification.replacement!!
}
}
private fun haslabel(line: String): Boolean {
return line.length>1 && line[0]!=';' && (!line[0].isWhitespace() || ':' in line)
}
private fun keeplabel(line: String): String {
if(':' in line)
return line.substringBefore(':') + ':'
val splits = line.split('\t', ' ', limit=2)
return if(splits.size>1) splits[0] + ':' else ""
}
private fun getLinesBy(lines: MutableList<String>, windowSize: Int) =
// all lines (that aren't empty or comments) in sliding windows of certain size
lines.asSequence().withIndex().filter { it.value.isNotBlank() && !it.value.trimStart().startsWith(';') }.windowed(windowSize, partialWindows = false)
lines.withIndex().filter { it.value.isNotBlank() && !it.value.trimStart().startsWith(';') }.windowed(windowSize, partialWindows = false)
private fun optimizeCmpSequence(linesByFour: List<List<IndexedValue<String>>>): List<Modification> {
// when statement (on bytes) generates a sequence of:
// lda $ce01,x
// cmp #$20
// beq check_prog8_s72choice_32
// lda $ce01,x
// cmp #$21
// beq check_prog8_s73choice_33
// the repeated lda can be removed
val mods = mutableListOf<Modification>()
for(lines in linesByFour) {
if(lines[0].value.trim()=="lda P8ESTACK_LO+1,x" &&
lines[1].value.trim().startsWith("cmp ") &&
lines[2].value.trim().startsWith("beq ") &&
lines[3].value.trim()=="lda P8ESTACK_LO+1,x") {
mods.add(Modification(lines[3].index, true, null)) // remove the second lda
}
}
return mods
}
private fun optimizeUselessStackByteWrites(linesByFour: List<List<IndexedValue<String>>>): List<Modification> {
// sta on stack, dex, inx, lda from stack -> eliminate this useless stack byte write
// this is a lot harder for word values because the instruction sequence varies.
val mods = mutableListOf<Modification>()
for(lines in linesByFour) {
if(lines[0].value.trim()=="sta P8ESTACK_LO,x" &&
lines[1].value.trim()=="dex" &&
lines[2].value.trim()=="inx" &&
lines[3].value.trim()=="lda P8ESTACK_LO,x") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, true, null))
mods.add(Modification(lines[3].index, true, null))
}
}
return mods
}
private fun optimizeSameAssignments(
linesByFourteen: Sequence<List<IndexedValue<String>>>,
linesByFourteen: List<List<IndexedValue<String>>>,
machine: IMachineDefinition,
symbolTable: SymbolTable
): List<Modification> {
@@ -311,7 +319,7 @@ private fun optimizeSameAssignments(
return mods
}
private fun optimizeSamePointerIndexingAndUselessBeq(linesByFourteen: Sequence<List<IndexedValue<String>>>): List<Modification> {
private fun optimizeSamePointerIndexing(linesByFourteen: List<List<IndexedValue<String>>>): List<Modification> {
// Optimize same pointer indexing where for instance we load and store to the same ptr index in Y
// if Y isn't modified in between we can omit the second LDY:
@@ -348,59 +356,33 @@ private fun optimizeSamePointerIndexingAndUselessBeq(linesByFourteen: Sequence<L
mods.add(Modification(lines[4].index, true, null))
}
}
/*
beq +
lda #1
+
[ optional: label_xxxx_shortcut line here]
beq label_xxxx_shortcut / bne label_xxxx_shortcut
or *_afterif labels.
This gets generated after certain if conditions, and only the branch instruction is needed in these cases.
*/
if(first=="beq +" && second=="lda #1" && third=="+") {
if((fourth.startsWith("beq label_") || fourth.startsWith("bne label_")) &&
(fourth.endsWith("_shortcut") || fourth.endsWith("_afterif") || fourth.endsWith("_shortcut:") || fourth.endsWith("_afterif:"))) {
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, true, null))
}
else if(fourth.startsWith("label_") && (fourth.endsWith("_shortcut") || fourth.endsWith("_shortcut:"))) {
if((fifth.startsWith("beq label_") || fifth.startsWith("bne label_")) &&
(fifth.endsWith("_shortcut") || fifth.endsWith("_afterif") || fifth.endsWith("_shortcut:") || fifth.endsWith("_afterif:"))) {
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, true, null))
}
}
}
}
return mods
}
private fun optimizeStoreLoadSame(
linesByFour: Sequence<List<IndexedValue<String>>>,
linesByFour: List<List<IndexedValue<String>>>,
machine: IMachineDefinition,
symbolTable: SymbolTable
): List<Modification> {
// sta X + lda X, sty X + ldy X, stx X + ldx X -> the second instruction can OFTEN be eliminated
val mods = mutableListOf<Modification>()
for (lines in linesByFour) {
val first = lines[1].value.trimStart()
val second = lines[2].value.trimStart()
val third = lines[3].value.trimStart()
// sta X + lda X, sty X + ldy X, stx X + ldx X -> the second instruction can OFTEN be eliminated
if ((first.startsWith("sta ") && second.startsWith("lda ")) ||
(first.startsWith("stx ") && second.startsWith("ldx ")) ||
(first.startsWith("sty ") && second.startsWith("ldy ")) ||
(first.startsWith("lda ") && second.startsWith("lda ")) ||
(first.startsWith("ldy ") && second.startsWith("ldy ")) ||
(first.startsWith("ldx ") && second.startsWith("ldx "))
(first.startsWith("ldx ") && second.startsWith("ldx ")) ||
(first.startsWith("sta ") && second.startsWith("lda ")) ||
(first.startsWith("sty ") && second.startsWith("ldy ")) ||
(first.startsWith("stx ") && second.startsWith("ldx "))
) {
val third = lines[3].value.trimStart()
val attemptRemove =
if(third.isBranch()) {
// a branch instruction follows, we can only remove the load instruction if
@@ -437,21 +419,15 @@ private fun optimizeStoreLoadSame(
} else if(first=="phx" && second=="pla") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, false, " txa"))
} else if(first=="phx" && second=="ply") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, false, " txy"))
} else if(first=="phy" && second=="pla") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, false, " tya"))
}
// lda X + sta X, ldy X + sty X, ldx X + stx X -> the second instruction can be eliminated
if ((first.startsWith("lda ") && second.startsWith("sta ")) ||
(first.startsWith("ldx ") && second.startsWith("stx ")) ||
(first.startsWith("ldy ") && second.startsWith("sty "))
) {
val firstLoc = first.substring(4).trimStart()
val secondLoc = second.substring(4).trimStart()
if (firstLoc == secondLoc)
mods.add(Modification(lines[2].index, true, null))
} else if(first=="phy" && second=="plx") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, false, " tyx"))
}
}
return mods
@@ -482,7 +458,7 @@ private fun getAddressArg(line: String, symbolTable: SymbolTable): UInt? {
}
}
private fun optimizeIncDec(linesByFour: Sequence<List<IndexedValue<String>>>): List<Modification> {
private fun optimizeIncDec(linesByFour: List<List<IndexedValue<String>>>): List<Modification> {
// sometimes, iny+dey / inx+dex / dey+iny / dex+inx sequences are generated, these can be eliminated.
val mods = mutableListOf<Modification>()
for (lines in linesByFour) {
@@ -499,251 +475,45 @@ private fun optimizeIncDec(linesByFour: Sequence<List<IndexedValue<String>>>): L
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, true, null))
}
}
return mods
}
private fun optimizeJsrRtsAndOtherCombinations(linesByFour: Sequence<List<IndexedValue<String>>>): List<Modification> {
private fun optimizeJsrRtsAndOtherCombinations(linesByFour: List<List<IndexedValue<String>>>): List<Modification> {
// jsr Sub + rts -> jmp Sub
// rts + jmp -> remove jmp
// rts + bxx -> remove bxx
// lda + cmp #0 -> remove cmp, same for cpy and cpx.
// and some other optimizations.
val mods = mutableListOf<Modification>()
for (lines in linesByFour) {
val first = lines[0].value
val second = lines[1].value
val third = lines[2].value
if(!haslabel(second)) {
if ((" jsr" in first || "\tjsr" in first ) && (" rts" in second || "\trts" in second)) {
mods += Modification(lines[0].index, false, lines[0].value.replace("jsr", "jmp"))
if ((" jsr" in first || "\tjsr" in first ) && (" rts" in second || "\trts" in second)) {
mods += Modification(lines[0].index, false, lines[0].value.replace("jsr", "jmp"))
mods += Modification(lines[1].index, true, null)
}
else if (" rts" in first || "\trts" in first) {
if (" jmp" in second || "\tjmp" in second)
mods += Modification(lines[1].index, true, null)
else if (" bra" in second || "\tbra" in second)
mods += Modification(lines[1].index, true, null)
else if (" bcc" in second || "\tbcc" in second)
mods += Modification(lines[1].index, true, null)
else if (" bcs" in second || "\tbcs" in second)
mods += Modification(lines[1].index, true, null)
else if (" beq" in second || "\tbeq" in second)
mods += Modification(lines[1].index, true, null)
else if (" bne" in second || "\tbne" in second)
mods += Modification(lines[1].index, true, null)
else if (" bmi" in second || "\tbmi" in second)
mods += Modification(lines[1].index, true, null)
else if (" bpl" in second || "\tbpl" in second)
mods += Modification(lines[1].index, true, null)
else if (" bvs" in second || "\tbvs" in second)
mods += Modification(lines[1].index, true, null)
else if (" bvc" in second || "\tbvc" in second)
mods += Modification(lines[1].index, true, null)
}
else if (" rts" in first || "\trts" in first) {
if (" jmp" in second || "\tjmp" in second)
mods += Modification(lines[1].index, true, null)
else if (" bra" in second || "\tbra" in second)
mods += Modification(lines[1].index, true, null)
else if (" bcc" in second || "\tbcc" in second)
mods += Modification(lines[1].index, true, null)
else if (" bcs" in second || "\tbcs" in second)
mods += Modification(lines[1].index, true, null)
else if (" beq" in second || "\tbeq" in second)
mods += Modification(lines[1].index, true, null)
else if (" bne" in second || "\tbne" in second)
mods += Modification(lines[1].index, true, null)
else if (" bmi" in second || "\tbmi" in second)
mods += Modification(lines[1].index, true, null)
else if (" bpl" in second || "\tbpl" in second)
mods += Modification(lines[1].index, true, null)
else if (" bvs" in second || "\tbvs" in second)
mods += Modification(lines[1].index, true, null)
else if (" bvc" in second || "\tbvc" in second)
mods += Modification(lines[1].index, true, null)
}
if ((" lda" in first || "\tlda" in first) && (" cmp #0" in second || "\tcmp #0" in second) ||
(" ldx" in first || "\tldx" in first) && (" cpx #0" in second || "\tcpx #0" in second) ||
(" ldy" in first || "\tldy" in first) && (" cpy #0" in second || "\tcpy #0" in second)
) {
mods.add(Modification(lines[1].index, true, null))
}
else if(" cmp #0" in second || "\tcmp #0" in second) {
// there are many instructions that modify A and set the bits...
for(instr in arrayOf("lda", "ora", "and", "eor", "adc", "sbc", "asl", "cmp", "inc a", "lsr", "pla", "rol", "ror", "txa", "tya")) {
if(" $instr" in first || "\t$instr" in first) {
mods.add(Modification(lines[1].index, true, null))
}
}
}
}
/*
LDA NUM1
CMP NUM2
BCC LABEL
BEQ LABEL
(or something similar) which branches to LABEL when NUM1 <= NUM2. (In this case NUM1 and NUM2 are unsigned numbers.) However, consider the following sequence:
LDA NUM2
CMP NUM1
BCS LABEL
*/
val tfirst = first.trimStart()
val tsecond = second.trimStart()
val tthird = lines[2].value.trimStart()
val tfourth = lines[3].value.trimStart()
if(tfirst.startsWith("lda") && tsecond.startsWith("cmp") && tthird.startsWith("bcc") && tfourth.startsWith("beq")) {
val label = tthird.substring(4)
if(label==tfourth.substring(4)) {
mods += Modification(lines[0].index, false, " lda ${tsecond.substring(4)}")
mods += Modification(lines[1].index, false, " cmp ${tfirst.substring(4)}")
mods += Modification(lines[2].index, false, " bcs $label")
mods += Modification(lines[3].index, true, null)
}
}
fun sameLabel(branchInstr: String, jumpInstr: String, labelInstr: String): Boolean {
if('(' in jumpInstr) return false // indirect jump cannot be replaced
val label = labelInstr.trimEnd().substringBefore(':').substringBefore(' ').substringBefore('\t')
val branchLabel = branchInstr.trimStart().substring(3).trim()
return label==branchLabel
}
// beq Label + jmp Addr + Label -> bne Addr
if((" jmp" in second || "\tjmp " in second) && haslabel(third)) {
if((" beq " in first || "\tbeq " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bne")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bne " in first || "\tbne " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "beq")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bcc " in first || "\tbcc " in first) && sameLabel(first, second, third)){
val branch = second.replace("jmp", "bcs")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bcs " in first || "\tbcs " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bcc")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bpl " in first || "\tbpl " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bmi")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bmi " in first || "\tbmi " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bpl")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bvc " in first || "\tbvc " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bvs")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
else if((" bvs " in first || "\tbvs " in first) && sameLabel(first, second, third)) {
val branch = second.replace("jmp", "bvc")
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[1].index, false, branch))
}
}
}
return mods
}
private fun optimizeUselessPushPopStack(linesByFour: Sequence<List<IndexedValue<String>>>): List<Modification> {
val mods = mutableListOf<Modification>()
fun optimize(register: Char, lines: List<IndexedValue<String>>) {
if(lines[0].value.trimStart().startsWith("ph$register")) {
if(lines[2].value.trimStart().startsWith("pl$register")) {
val second = lines[1].value.trimStart().take(6).lowercase()
if(register!in second
&& !second.startsWith("jsr")
&& !second.startsWith("pl")
&& !second.startsWith("ph")) {
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[2].index, true, null))
}
}
else if (lines[3].value.trimStart().startsWith("pl$register")) {
val second = lines[1].value.trimStart().take(6).lowercase()
val third = lines[2].value.trimStart().take(6).lowercase()
if(register !in second && register !in third
&& !second.startsWith("jsr") && !third.startsWith("jsr")
&& !second.startsWith("pl") && !third.startsWith("pl")
&& !second.startsWith("ph") && !third.startsWith("ph")) {
mods.add(Modification(lines[0].index, true, null))
mods.add(Modification(lines[3].index, true, null))
}
}
}
}
for (lines in linesByFour) {
optimize('a', lines)
optimize('x', lines)
optimize('y', lines)
val first = lines[1].value.trimStart()
val second = lines[2].value.trimStart()
val third = lines[3].value.trimStart()
// phy + ldy + pla -> tya + ldy
// phx + ldx + pla -> txa + ldx
// pha + lda + pla -> nop
if(first=="phy" && second.startsWith("ldy ") && third=="pla") {
mods.add(Modification(lines[3].index, true, null))
mods.add(Modification(lines[1].index, false, " tya"))
}
else if(first=="phx" && second.startsWith("ldx ") && third=="pla") {
mods.add(Modification(lines[3].index, true, null))
mods.add(Modification(lines[1].index, false, " txa"))
}
else if(first=="pha" && second.startsWith("lda ") && third=="pla") {
mods.add(Modification(lines[1].index, true, null))
mods.add(Modification(lines[2].index, true, null))
mods.add(Modification(lines[3].index, true, null))
}
}
return mods
}
private fun optimizeTSBtoRegularOr(linesByFour: Sequence<List<IndexedValue<String>>>): List<Modification> {
// Asm peephole: lda var2 / tsb var1 / lda var1 Replace this with this to save 1 cycle: lda var1 / ora var2 / sta var1
val mods = mutableListOf<Modification>()
for(lines in linesByFour) {
val first = lines[0].value.trimStart()
val second = lines[1].value.trimStart()
val third = lines[2].value.trimStart()
if(first.startsWith("lda") && second.startsWith("tsb") && third.startsWith("lda")) {
val operand1 = first.substring(3)
val operand2 = second.substring(3)
val operand3 = third.substring(3)
if(operand1!=operand2 && operand2==operand3) {
mods.add(Modification(lines[0].index, false, " lda $operand2"))
mods.add(Modification(lines[1].index, false, " ora $operand1"))
mods.add(Modification(lines[2].index, false, " sta $operand2"))
}
}
}
return mods
}
private fun optimizeUnneededTempvarInAdd(linesByFour: Sequence<List<IndexedValue<String>>>): List<Modification> {
// sequence: sta P8ZP_SCRATCH_XX / lda something / clc / adc P8ZP_SCRATCH_XX
// this can be performed without the scratch variable: clc / adc something
val mods = mutableListOf<Modification>()
for(lines in linesByFour) {
val first = lines[0].value.trimStart()
val second = lines[1].value.trimStart()
val third = lines[2].value.trimStart()
val fourth = lines[3].value.trimStart()
if(first.startsWith("sta P8ZP_SCRATCH_") && second.startsWith("lda") && third.startsWith("clc") && fourth.startsWith("adc P8ZP_SCRATCH_") ) {
if(fourth.substring(4)==first.substring(4)) {
mods.add(Modification(lines[0].index, false, " clc"))
mods.add(Modification(lines[1].index, false, " adc ${second.substring(3).trimStart()}"))
mods.add(Modification(lines[2].index, true, null))
mods.add(Modification(lines[3].index, true, null))
}
}
}
return mods
}
@@ -1,8 +1,9 @@
package prog8.codegen.cpu6502
import prog8.code.ast.PtAsmSub
import prog8.code.ast.*
import prog8.code.core.Cx16VirtualRegisters
import prog8.code.core.RegisterOrPair
import prog8.code.core.RegisterOrStatusflag
fun asmsub6502ArgsEvalOrder(sub: PtAsmSub): List<Int> {
@@ -10,19 +11,50 @@ fun asmsub6502ArgsEvalOrder(sub: PtAsmSub): List<Int> {
// order is:
// 1) cx16 virtual word registers,
// 2) paired CPU registers,
// 3) single CPU registers (order Y,X,A),
// 3) single CPU registers (X last), except A,
// 4) CPU Carry status flag
// 5) the A register itself last (so everything before it can use the accumulator without having to save its value)
val args = sub.parameters.withIndex()
val (cx16regs, args2) = args.partition { it.value.first.registerOrPair in Cx16VirtualRegisters }
val pairedRegisters = arrayOf(RegisterOrPair.AX, RegisterOrPair.AY, RegisterOrPair.XY)
val (pairedRegs , args3) = args2.partition { it.value.first.registerOrPair in pairedRegisters }
val (singleRegs, rest) = args3.partition { it.value.first.registerOrPair != null }
val (regsWithoutA, args4) = args3.partition { it.value.first.registerOrPair != RegisterOrPair.A }
val (regA, rest) = args4.partition { it.value.first.registerOrPair != null }
cx16regs.forEach { order += it.index }
pairedRegs.forEach { order += it.index }
singleRegs.sortedBy { it.value.first.registerOrPair!!.asCpuRegister() }.asReversed().forEach { order += it.index }
require(rest.all { it.value.first.registerOrPair==null && it.value.first.statusflag!=null})
regsWithoutA.forEach {
if(it.value.first.registerOrPair != RegisterOrPair.X)
order += it.index
}
regsWithoutA.firstOrNull { it.value.first.registerOrPair==RegisterOrPair.X } ?.let { order += it.index}
rest.forEach { order += it.index }
regA.forEach { order += it.index }
require(order.size==sub.parameters.size)
return order
}
fun asmsub6502ArgsHaveRegisterClobberRisk(
args: List<PtExpression>,
params: List<Pair<RegisterOrStatusflag, PtSubroutineParameter>>
): Boolean {
fun isClobberRisk(expr: PtExpression): Boolean {
when (expr) {
is PtArrayIndexer -> {
return params.any {
it.first.registerOrPair in listOf(RegisterOrPair.Y, RegisterOrPair.AY, RegisterOrPair.XY)
}
}
is PtBuiltinFunctionCall -> {
if (expr.name == "lsb" || expr.name == "msb")
return isClobberRisk(expr.args[0])
if (expr.name == "mkword")
return isClobberRisk(expr.args[0]) && isClobberRisk(expr.args[1])
return !expr.isSimple()
}
else -> return !expr.isSimple()
}
}
return args.size>1 && args.any { isClobberRisk(it) }
}
@@ -1,8 +1,14 @@
package prog8.codegen.cpu6502
import com.github.michaelbull.result.Ok
import com.github.michaelbull.result.Result
import com.github.michaelbull.result.mapError
import prog8.code.core.*
import prog8.code.target.C64Target
import java.io.File
import java.nio.file.Path
import kotlin.io.path.Path
import kotlin.io.path.isRegularFile
internal class AssemblyProgram(
@@ -22,26 +28,20 @@ internal class AssemblyProgram(
val assemblerCommand: List<String>
when (compTarget.name) {
in setOf("c64", "c128", "cx16", "pet32") -> {
in setOf("c64", "c128", "cx16") -> {
// CBM machines .prg generation.
// add "-Wlong-branch" to see warnings about conversion of branch instructions to jumps (default = do this silently)
val command = mutableListOf("64tass", "--ascii", "--case-sensitive", "--long-branch",
"-Wall", // "-Wno-strict-bool", "-Werror",
"--dump-labels", "--vice-labels", "--labels=$viceMonListFile"
"-Wall", "-Wno-strict-bool", "-Wno-shadow", // "-Werror",
"--dump-labels", "--vice-labels", "--labels=$viceMonListFile", "--no-monitor"
)
if(options.warnSymbolShadowing)
command.add("-Wshadow")
else
command.add("-Wno-shadow")
if(options.asmQuiet)
command.add("--quiet")
if(options.asmListfile) {
command.addAll(listOf("--list=$listFile", "--no-monitor"))
}
if(options.asmListfile)
command.add("--list=$listFile")
val outFile = when (options.output) {
OutputType.PRG -> {
@@ -65,15 +65,10 @@ internal class AssemblyProgram(
// TODO are these options okay for atari?
val command = mutableListOf("64tass", "--ascii", "--case-sensitive", "--long-branch",
"-Wall", // "-Werror", "-Wno-strict-bool"
"-Wall", "-Wno-strict-bool", "-Wno-shadow", // "-Werror",
"--no-monitor"
)
if(options.warnSymbolShadowing)
command.add("-Wshadow")
else
command.add("-Wno-shadow")
if(options.asmQuiet)
command.add("--quiet")
@@ -135,3 +130,18 @@ internal class AssemblyProgram(
viceMonListFile.toFile().appendText(breakpoints.joinToString("\n") + "\n")
}
}
internal fun loadAsmIncludeFile(filename: String, source: SourceCode): Result<String, NoSuchFileException> {
return if (filename.startsWith(SourceCode.libraryFilePrefix)) {
return com.github.michaelbull.result.runCatching {
SourceCode.Resource("/prog8lib/${filename.substring(SourceCode.libraryFilePrefix.length)}").text
}.mapError { NoSuchFileException(File(filename)) }
} else {
val sib = Path(source.origin).resolveSibling(filename)
if (sib.isRegularFile())
Ok(SourceCode.File(sib).text)
else
Ok(SourceCode.File(Path(filename)).text)
}
}
File diff suppressed because it is too large. Load diff
@@ -0,0 +1,929 @@
package prog8.codegen.cpu6502
import prog8.code.ast.*
import prog8.code.core.*
import kotlin.math.absoluteValue
internal class ExpressionsAsmGen(private val program: PtProgram,
private val asmgen: AsmGen6502Internal,
private val allocator: VariableAllocator) {
@Deprecated("avoid calling this as it generates slow evalstack based code")
internal fun translateExpression(expression: PtExpression) {
if (this.asmgen.options.slowCodegenWarnings) {
asmgen.errors.warn("slow stack evaluation used for expression", expression.position)
}
translateExpressionInternal(expression)
}
// the rest of the methods are all PRIVATE
private fun translateExpressionInternal(expression: PtExpression) {
when(expression) {
is PtPrefix -> translateExpression(expression)
is PtBinaryExpression -> translateExpression(expression)
is PtArrayIndexer -> translateExpression(expression)
is PtTypeCast -> translateExpression(expression)
is PtAddressOf -> translateExpression(expression)
is PtMemoryByte -> asmgen.translateDirectMemReadExpressionToRegAorStack(expression, true)
is PtNumber -> translateExpression(expression)
is PtIdentifier -> translateExpression(expression)
is PtFunctionCall -> translateFunctionCallResultOntoStack(expression)
is PtBuiltinFunctionCall -> asmgen.translateBuiltinFunctionCallExpression(expression, true, null)
is PtContainmentCheck -> translateContainmentCheck(expression)
is PtArray, is PtString -> throw AssemblyError("string/array literal value assignment should have been replaced by a variable")
is PtRange -> throw AssemblyError("range expression should have been changed into array values")
is PtMachineRegister -> throw AssemblyError("machine register ast node should not occur in 6502 codegen it is for IR code")
else -> TODO("missing expression asmgen for $expression")
}
}
private fun translateContainmentCheck(check: PtContainmentCheck) {
asmgen.assignExpressionToRegister(check, RegisterOrPair.A)
asmgen.out(" sta P8ESTACK_LO,x | dex")
}
private fun translateFunctionCallResultOntoStack(call: PtFunctionCall) {
// only for use in nested expression evaluation
val symbol = asmgen.symbolTable.lookup(call.name)
val sub = symbol!!.astNode as IPtSubroutine
asmgen.saveXbeforeCall(call)
asmgen.translateFunctionCall(call)
if(sub.regXasResult()) {
// store the return value in X somewhere that we can access again below
asmgen.out(" stx P8ZP_SCRATCH_REG")
}
asmgen.restoreXafterCall(call)
val returns: List<Pair<RegisterOrStatusflag, DataType>> = sub.returnsWhatWhere()
for ((reg, _) in returns) {
// result value is in cpu or status registers, put it on the stack instead (as we're evaluating an expression tree)
if (reg.registerOrPair != null) {
when (reg.registerOrPair!!) {
RegisterOrPair.A -> asmgen.out(" sta P8ESTACK_LO,x | dex")
RegisterOrPair.Y -> asmgen.out(" tya | sta P8ESTACK_LO,x | dex")
RegisterOrPair.AY -> asmgen.out(" sta P8ESTACK_LO,x | tya | sta P8ESTACK_HI,x | dex")
RegisterOrPair.X -> asmgen.out(" lda P8ZP_SCRATCH_REG | sta P8ESTACK_LO,x | dex")
RegisterOrPair.AX -> asmgen.out(" sta P8ESTACK_LO,x | lda P8ZP_SCRATCH_REG | sta P8ESTACK_HI,x | dex")
RegisterOrPair.XY -> asmgen.out(" tya | sta P8ESTACK_HI,x | lda P8ZP_SCRATCH_REG | sta P8ESTACK_LO,x | dex")
RegisterOrPair.FAC1 -> asmgen.out(" jsr floats.push_fac1")
RegisterOrPair.FAC2 -> asmgen.out(" jsr floats.push_fac2")
RegisterOrPair.R0,
RegisterOrPair.R1,
RegisterOrPair.R2,
RegisterOrPair.R3,
RegisterOrPair.R4,
RegisterOrPair.R5,
RegisterOrPair.R6,
RegisterOrPair.R7,
RegisterOrPair.R8,
RegisterOrPair.R9,
RegisterOrPair.R10,
RegisterOrPair.R11,
RegisterOrPair.R12,
RegisterOrPair.R13,
RegisterOrPair.R14,
RegisterOrPair.R15 -> {
asmgen.out(
"""
lda cx16.${reg.registerOrPair.toString().lowercase()}
sta P8ESTACK_LO,x
lda cx16.${reg.registerOrPair.toString().lowercase()}+1
sta P8ESTACK_HI,x
dex
""")
}
}
} else when(reg.statusflag) {
Statusflag.Pc -> {
asmgen.out("""
lda #0
rol a
sta P8ESTACK_LO,x
dex""")
}
Statusflag.Pz -> {
asmgen.out("""
beq +
lda #0
beq ++
+ lda #1
+ sta P8ESTACK_LO,x
dex""")
}
Statusflag.Pv -> {
asmgen.out("""
bvs +
lda #0
beq ++
+ lda #1
+ sta P8ESTACK_LO,x
dex""")
}
Statusflag.Pn -> {
asmgen.out("""
bmi +
lda #0
beq ++
+ lda #1
+ sta P8ESTACK_LO,x
dex""")
}
null -> {}
}
}
}
private fun translateExpression(typecast: PtTypeCast) {
translateExpressionInternal(typecast.value)
when(typecast.value.type) {
DataType.UBYTE, DataType.BOOL -> {
when(typecast.type) {
DataType.UBYTE, DataType.BYTE -> {}
DataType.UWORD, DataType.WORD -> {
if(asmgen.isTargetCpu(CpuType.CPU65c02))
asmgen.out(" stz P8ESTACK_HI+1,x")
else
asmgen.out(" lda #0 | sta P8ESTACK_HI+1,x")
}
DataType.FLOAT -> asmgen.out(" jsr floats.stack_ub2float")
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast to a pass-by-reference datatype")
else -> throw AssemblyError("weird type")
}
}
DataType.BYTE -> {
when(typecast.type) {
DataType.UBYTE, DataType.BYTE -> {}
DataType.UWORD, DataType.WORD -> asmgen.signExtendStackLsb(DataType.BYTE)
DataType.FLOAT -> asmgen.out(" jsr floats.stack_b2float")
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast to a pass-by-reference datatype")
else -> throw AssemblyError("weird type")
}
}
DataType.UWORD -> {
when(typecast.type) {
DataType.BYTE, DataType.UBYTE -> {}
DataType.WORD, DataType.UWORD -> {}
DataType.FLOAT -> asmgen.out(" jsr floats.stack_uw2float")
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast to a pass-by-reference datatype")
else -> throw AssemblyError("weird type")
}
}
DataType.WORD -> {
when(typecast.type) {
DataType.BYTE, DataType.UBYTE -> {}
DataType.WORD, DataType.UWORD -> {}
DataType.FLOAT -> asmgen.out(" jsr floats.stack_w2float")
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast to a pass-by-reference datatype")
else -> throw AssemblyError("weird type")
}
}
DataType.FLOAT -> {
when(typecast.type) {
DataType.UBYTE -> asmgen.out(" jsr floats.stack_float2uw")
DataType.BYTE -> asmgen.out(" jsr floats.stack_float2w")
DataType.UWORD -> asmgen.out(" jsr floats.stack_float2uw")
DataType.WORD -> asmgen.out(" jsr floats.stack_float2w")
DataType.FLOAT -> {}
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast to a pass-by-reference datatype")
else -> throw AssemblyError("weird type")
}
}
DataType.STR -> {
if (typecast.type != DataType.UWORD && typecast.type == DataType.STR)
throw AssemblyError("cannot typecast a string into another incompatitble type")
}
in PassByReferenceDatatypes -> throw AssemblyError("cannot cast pass-by-reference value into another type")
else -> throw AssemblyError("weird type")
}
}
private fun translateExpression(expr: PtAddressOf) {
val name = asmgen.asmVariableName(expr.identifier)
asmgen.out(" lda #<$name | sta P8ESTACK_LO,x | lda #>$name | sta P8ESTACK_HI,x | dex")
}
private fun translateExpression(expr: PtNumber) {
when(expr.type) {
DataType.UBYTE, DataType.BYTE -> asmgen.out(" lda #${expr.number.toHex()} | sta P8ESTACK_LO,x | dex")
DataType.UWORD, DataType.WORD -> asmgen.out("""
lda #<${expr.number.toHex()}
sta P8ESTACK_LO,x
lda #>${expr.number.toHex()}
sta P8ESTACK_HI,x
dex
""")
DataType.FLOAT -> {
val floatConst = allocator.getFloatAsmConst(expr.number)
asmgen.out(" lda #<$floatConst | ldy #>$floatConst | jsr floats.push_float")
}
else -> throw AssemblyError("weird type")
}
}
private fun translateExpression(expr: PtIdentifier) {
val varname = asmgen.asmVariableName(expr)
when(expr.type) {
DataType.UBYTE, DataType.BYTE -> {
asmgen.out(" lda $varname | sta P8ESTACK_LO,x | dex")
}
DataType.UWORD, DataType.WORD -> {
asmgen.out(" lda $varname | sta P8ESTACK_LO,x | lda $varname+1 | sta P8ESTACK_HI,x | dex")
}
DataType.FLOAT -> {
asmgen.out(" lda #<$varname | ldy #>$varname| jsr floats.push_float")
}
in IterableDatatypes -> {
asmgen.out(" lda #<$varname | sta P8ESTACK_LO,x | lda #>$varname | sta P8ESTACK_HI,x | dex")
}
else -> throw AssemblyError("stack push weird variable type $expr")
}
}
private fun translateExpression(expr: PtBinaryExpression) {
require(!asmgen.options.useNewExprCode)
// Uses evalstack to evaluate the given expression. THIS IS SLOW AND SHOULD BE AVOIDED!
if(translateSomewhatOptimized(expr.left, expr.operator, expr.right))
return
val leftDt = expr.left.type
val rightDt = expr.right.type
// compare with zero
if(expr.operator in ComparisonOperators) {
if(leftDt in NumericDatatypes && rightDt in NumericDatatypes) {
val rightVal = expr.right.asConstInteger()
if(rightVal==0)
return translateComparisonWithZero(expr.left, leftDt, expr.operator)
}
}
if(leftDt==DataType.STR && rightDt==DataType.STR && expr.operator in ComparisonOperators)
return translateCompareStrings(expr.left, expr.operator, expr.right)
if((leftDt in ByteDatatypes && rightDt !in ByteDatatypes)
|| (leftDt in WordDatatypes && rightDt !in WordDatatypes))
throw AssemblyError("binary operator ${expr.operator} left/right dt not identical")
// the general, non-optimized cases
// TODO optimize more cases.... (or one day just don't use the evalstack at all anymore)
translateExpressionInternal(expr.left)
translateExpressionInternal(expr.right)
when (leftDt) {
in ByteDatatypes -> translateBinaryOperatorBytes(expr.operator, leftDt)
in WordDatatypes -> translateBinaryOperatorWords(expr.operator, leftDt)
DataType.FLOAT -> translateBinaryOperatorFloats(expr.operator)
else -> throw AssemblyError("non-numerical datatype")
}
}
private fun translateSomewhatOptimized(left: PtExpression, operator: String, right: PtExpression): Boolean {
val leftDt = left.type
val rightDt = right.type
when(operator) {
"+" -> {
if(leftDt in IntegerDatatypes && rightDt in IntegerDatatypes) {
val leftVal = left.asConstInteger()
val rightVal = right.asConstInteger()
if (leftVal!=null && leftVal in -4..4) {
translateExpressionInternal(right)
if(rightDt in ByteDatatypes) {
val incdec = if(leftVal<0) "dec" else "inc"
repeat(leftVal.absoluteValue) {
asmgen.out(" $incdec P8ESTACK_LO+1,x")
}
} else {
// word
if(leftVal<0) {
repeat(leftVal.absoluteValue) {
asmgen.out("""
lda P8ESTACK_LO+1,x
bne +
dec P8ESTACK_HI+1,x
+ dec P8ESTACK_LO+1,x""")
}
} else {
repeat(leftVal) {
asmgen.out("""
inc P8ESTACK_LO+1,x
bne +
inc P8ESTACK_HI+1,x
+""")
}
}
}
return true
}
else if (rightVal!=null && rightVal in -4..4)
{
translateExpressionInternal(left)
if(leftDt in ByteDatatypes) {
val incdec = if(rightVal<0) "dec" else "inc"
repeat(rightVal.absoluteValue) {
asmgen.out(" $incdec P8ESTACK_LO+1,x")
}
} else {
// word
if(rightVal<0) {
repeat(rightVal.absoluteValue) {
asmgen.out("""
lda P8ESTACK_LO+1,x
bne +
dec P8ESTACK_HI+1,x
+ dec P8ESTACK_LO+1,x""")
}
} else {
repeat(rightVal) {
asmgen.out("""
inc P8ESTACK_LO+1,x
bne +
inc P8ESTACK_HI+1,x
+""")
}
}
}
return true
}
}
}
"-" -> {
if(leftDt in IntegerDatatypes && rightDt in IntegerDatatypes) {
val rightVal = right.asConstInteger()
if (rightVal!=null && rightVal in -4..4)
{
translateExpressionInternal(left)
if(leftDt in ByteDatatypes) {
val incdec = if(rightVal<0) "inc" else "dec"
repeat(rightVal.absoluteValue) {
asmgen.out(" $incdec P8ESTACK_LO+1,x")
}
} else {
// word
if(rightVal>0) {
repeat(rightVal.absoluteValue) {
asmgen.out("""
lda P8ESTACK_LO+1,x
bne +
dec P8ESTACK_HI+1,x
+ dec P8ESTACK_LO+1,x""")
}
} else {
repeat(rightVal) {
asmgen.out("""
inc P8ESTACK_LO+1,x
bne +
inc P8ESTACK_HI+1,x
+""")
}
}
}
return true
}
}
}
">>" -> {
val amount = right.asConstInteger()
if(amount!=null) {
translateExpressionInternal(left)
when (leftDt) {
DataType.UBYTE -> {
if (amount <= 2)
repeat(amount) { asmgen.out(" lsr P8ESTACK_LO+1,x") }
else {
asmgen.out(" lda P8ESTACK_LO+1,x")
repeat(amount) { asmgen.out(" lsr a") }
asmgen.out(" sta P8ESTACK_LO+1,x")
}
}
DataType.BYTE -> {
if (amount <= 2)
repeat(amount) { asmgen.out(" lda P8ESTACK_LO+1,x | asl a | ror P8ESTACK_LO+1,x") }
else {
asmgen.out(" lda P8ESTACK_LO+1,x | sta P8ZP_SCRATCH_B1")
repeat(amount) { asmgen.out(" asl a | ror P8ZP_SCRATCH_B1 | lda P8ZP_SCRATCH_B1") }
asmgen.out(" sta P8ESTACK_LO+1,x")
}
}
DataType.UWORD -> {
if(amount>=16) {
if(asmgen.isTargetCpu(CpuType.CPU65c02))
asmgen.out(" stz P8ESTACK_LO+1,x | stz P8ESTACK_HI+1,x")
else
asmgen.out(" lda #0 | sta P8ESTACK_LO+1,x | sta P8ESTACK_HI+1,x")
return true
}
var amountLeft = amount
while (amountLeft >= 7) {
asmgen.out(" jsr math.shift_right_uw_7")
amountLeft -= 7
}
if (amountLeft in 0..2)
repeat(amountLeft) { asmgen.out(" lsr P8ESTACK_HI+1,x | ror P8ESTACK_LO+1,x") }
else
asmgen.out(" jsr math.shift_right_uw_$amountLeft")
}
DataType.WORD -> {
if(amount>=16) {
asmgen.out("""
lda P8ESTACK_HI+1,x
bmi +
lda #0
sta P8ESTACK_LO+1,x
sta P8ESTACK_HI+1,x
beq ++
+ lda #255
sta P8ESTACK_LO+1,x
sta P8ESTACK_HI+1,x
+""")
return true
}
var amountLeft = amount
while (amountLeft >= 7) {
asmgen.out(" jsr math.shift_right_w_7")
amountLeft -= 7
}
if (amountLeft in 0..2)
repeat(amountLeft) { asmgen.out(" lda P8ESTACK_HI+1,x | asl a | ror P8ESTACK_HI+1,x | ror P8ESTACK_LO+1,x") }
else
asmgen.out(" jsr math.shift_right_w_$amountLeft")
}
else -> throw AssemblyError("weird type")
}
return true
}
}
"<<" -> {
val amount = right.asConstInteger()
if(amount!=null) {
translateExpressionInternal(left)
if (leftDt in ByteDatatypes) {
if (amount <= 2)
repeat(amount) { asmgen.out(" asl P8ESTACK_LO+1,x") }
else {
asmgen.out(" lda P8ESTACK_LO+1,x")
repeat(amount) { asmgen.out(" asl a") }
asmgen.out(" sta P8ESTACK_LO+1,x")
}
} else {
var amountLeft = amount
while (amountLeft >= 7) {
asmgen.out(" jsr math.shift_left_w_7")
amountLeft -= 7
}
if (amountLeft in 0..2)
repeat(amountLeft) { asmgen.out(" asl P8ESTACK_LO+1,x | rol P8ESTACK_HI+1,x") }
else
asmgen.out(" jsr math.shift_left_w_$amountLeft")
}
return true
}
}
"*" -> {
if(leftDt in IntegerDatatypes && rightDt in IntegerDatatypes) {
val leftVar = left as? PtIdentifier
val rightVar = right as? PtIdentifier
if(leftVar!=null && rightVar!=null && leftVar==rightVar) {
translateSquared(leftVar, leftDt)
return true
}
}
val value = right as? PtNumber
if(value!=null) {
if(rightDt in IntegerDatatypes) {
val amount = value.number.toInt()
if(amount==2) {
// optimize x*2 common case
translateExpressionInternal(left)
if(leftDt in ByteDatatypes) {
asmgen.out(" asl P8ESTACK_LO+1,x")
} else {
asmgen.out(" asl P8ESTACK_LO+1,x | rol P8ESTACK_HI+1,x")
}
return true
}
when(rightDt) {
DataType.UBYTE -> {
if(amount in asmgen.optimizedByteMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr math.stack_mul_byte_$amount")
return true
}
}
DataType.BYTE -> {
if(amount in asmgen.optimizedByteMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr math.stack_mul_byte_$amount")
return true
}
if(amount.absoluteValue in asmgen.optimizedByteMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr prog8_lib.neg_b | jsr math.stack_mul_byte_${amount.absoluteValue}")
return true
}
}
DataType.UWORD -> {
if(amount in asmgen.optimizedWordMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr math.stack_mul_word_$amount")
return true
}
}
DataType.WORD -> {
if(amount in asmgen.optimizedWordMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr math.stack_mul_word_$amount")
return true
}
if(amount.absoluteValue in asmgen.optimizedWordMultiplications) {
translateExpressionInternal(left)
asmgen.out(" jsr prog8_lib.neg_w | jsr math.stack_mul_word_${amount.absoluteValue}")
return true
}
}
else -> {}
}
}
}
}
"/" -> {
if(leftDt in IntegerDatatypes && rightDt in IntegerDatatypes) {
val rightVal = right.asConstInteger()
if(rightVal!=null && rightVal==2) {
translateExpressionInternal(left)
when (leftDt) {
DataType.UBYTE -> {
asmgen.out(" lsr P8ESTACK_LO+1,x")
}
DataType.UWORD -> {
asmgen.out(" lsr P8ESTACK_HI+1,x | ror P8ESTACK_LO+1,x")
}
DataType.BYTE -> {
// signed divide using shift needs adjusting of negative value to get correct rounding towards zero
asmgen.out("""
lda P8ESTACK_LO+1,x
bpl +
inc P8ESTACK_LO+1,x
lda P8ESTACK_LO+1,x
+ asl a
ror P8ESTACK_LO+1,x""")
}
DataType.WORD -> {
// signed divide using shift needs adjusting of negative value to get correct rounding towards zero
asmgen.out("""
lda P8ESTACK_HI+1,x
bpl ++
inc P8ESTACK_LO+1,x
bne +
inc P8ESTACK_HI+1,x
+ lda P8ESTACK_HI+1,x
+ asl a
ror P8ESTACK_HI+1,x
ror P8ESTACK_LO+1,x""")
}
else -> throw AssemblyError("weird dt")
}
return true
}
}
}
}
return false
}
private fun translateComparisonWithZero(expr: PtExpression, dt: DataType, operator: String) {
if(expr.isSimple()) {
if(operator=="!=") {
when (dt) {
in ByteDatatypes -> {
asmgen.assignExpressionToRegister(expr, RegisterOrPair.A, dt == DataType.BYTE)
asmgen.out("""
beq +
lda #1
+ sta P8ESTACK_LO,x
dex""")
return
}
in WordDatatypes -> {
asmgen.assignExpressionToRegister(expr, RegisterOrPair.AY, dt == DataType.WORD)
asmgen.out("""
sty P8ZP_SCRATCH_B1
ora P8ZP_SCRATCH_B1
beq +
lda #1
+ sta P8ESTACK_LO,x
dex""")
return
}
DataType.FLOAT -> {
asmgen.assignExpressionToRegister(expr, RegisterOrPair.FAC1, true)
asmgen.out("""
jsr floats.SIGN
sta P8ESTACK_LO,x
dex""")
return
}
else -> {}
}
}
/* operator == is not worth it to special case, the code is mostly larger */
}
translateExpressionInternal(expr)
when(operator) {
"==" -> {
when(dt) {
DataType.UBYTE, DataType.BYTE -> asmgen.out(" jsr prog8_lib.equalzero_b")
DataType.UWORD, DataType.WORD -> asmgen.out(" jsr prog8_lib.equalzero_w")
DataType.FLOAT -> asmgen.out(" jsr floats.equal_zero")
else -> throw AssemblyError("wrong dt")
}
}
"!=" -> {
when(dt) {
DataType.UBYTE, DataType.BYTE -> asmgen.out(" jsr prog8_lib.notequalzero_b")
DataType.UWORD, DataType.WORD -> asmgen.out(" jsr prog8_lib.notequalzero_w")
DataType.FLOAT -> asmgen.out(" jsr floats.notequal_zero")
else -> throw AssemblyError("wrong dt")
}
}
"<" -> {
if(dt==DataType.UBYTE || dt==DataType.UWORD)
return translateExpressionInternal(PtNumber.fromBoolean(false, expr.position))
when(dt) {
DataType.BYTE -> asmgen.out(" jsr prog8_lib.lesszero_b")
DataType.WORD -> asmgen.out(" jsr prog8_lib.lesszero_w")
DataType.FLOAT -> asmgen.out(" jsr floats.less_zero")
else -> throw AssemblyError("wrong dt")
}
}
">" -> {
when(dt) {
DataType.UBYTE -> asmgen.out(" jsr prog8_lib.greaterzero_ub")
DataType.BYTE -> asmgen.out(" jsr prog8_lib.greaterzero_sb")
DataType.UWORD -> asmgen.out(" jsr prog8_lib.greaterzero_uw")
DataType.WORD -> asmgen.out(" jsr prog8_lib.greaterzero_sw")
DataType.FLOAT -> asmgen.out(" jsr floats.greater_zero")
else -> throw AssemblyError("wrong dt")
}
}
"<=" -> {
when(dt) {
DataType.UBYTE -> asmgen.out(" jsr prog8_lib.equalzero_b")
DataType.BYTE -> asmgen.out(" jsr prog8_lib.lessequalzero_sb")
DataType.UWORD -> asmgen.out(" jsr prog8_lib.equalzero_w")
DataType.WORD -> asmgen.out(" jsr prog8_lib.lessequalzero_sw")
DataType.FLOAT -> asmgen.out(" jsr floats.lessequal_zero")
else -> throw AssemblyError("wrong dt")
}
}
">=" -> {
if(dt==DataType.UBYTE || dt==DataType.UWORD)
return translateExpressionInternal(PtNumber.fromBoolean(true, expr.position))
when(dt) {
DataType.BYTE -> asmgen.out(" jsr prog8_lib.greaterequalzero_sb")
DataType.WORD -> asmgen.out(" jsr prog8_lib.greaterequalzero_sw")
DataType.FLOAT -> asmgen.out(" jsr floats.greaterequal_zero")
else -> throw AssemblyError("wrong dt")
}
}
else -> throw AssemblyError("invalid comparison operator")
}
}
private fun translateSquared(variable: PtIdentifier, dt: DataType) {
val asmVar = asmgen.asmVariableName(variable)
when(dt) {
DataType.BYTE, DataType.UBYTE -> {
asmgen.out(" lda $asmVar")
asmgen.signExtendAYlsb(dt)
asmgen.out(" jsr math.square")
}
DataType.UWORD, DataType.WORD -> {
asmgen.out(" lda $asmVar | ldy $asmVar+1 | jsr math.square")
}
else -> throw AssemblyError("require integer dt for square")
}
asmgen.out(" sta P8ESTACK_LO,x | tya | sta P8ESTACK_HI,x | dex")
}
private fun translateExpression(expr: PtPrefix) {
translateExpressionInternal(expr.value)
when(expr.operator) {
"+" -> {}
"-" -> {
when(expr.type) {
in ByteDatatypes -> asmgen.out(" jsr prog8_lib.neg_b")
in WordDatatypes -> asmgen.out(" jsr prog8_lib.neg_w")
DataType.FLOAT -> asmgen.out(" jsr floats.neg_f")
else -> throw AssemblyError("weird type")
}
}
"~" -> {
when(expr.type) {
in ByteDatatypes ->
asmgen.out("""
lda P8ESTACK_LO+1,x
eor #255
sta P8ESTACK_LO+1,x
""")
in WordDatatypes -> asmgen.out(" jsr prog8_lib.inv_word")
else -> throw AssemblyError("weird type")
}
}
else -> throw AssemblyError("invalid prefix operator ${expr.operator}")
}
}
private fun translateExpression(arrayExpr: PtArrayIndexer) {
val elementDt = arrayExpr.type
val arrayVarName = asmgen.asmVariableName(arrayExpr.variable)
if(arrayExpr.variable.type==DataType.UWORD) {
// indexing a pointer var instead of a real array or string
if(elementDt !in ByteDatatypes)
throw AssemblyError("non-array var indexing requires bytes dt")
if(arrayExpr.index.type != DataType.UBYTE)
throw AssemblyError("non-array var indexing requires bytes index")
asmgen.loadScaledArrayIndexIntoRegister(arrayExpr, elementDt, CpuRegister.Y)
if(asmgen.isZpVar(arrayExpr.variable)) {
asmgen.out(" lda ($arrayVarName),y")
} else {
asmgen.out(" lda $arrayVarName | sta P8ZP_SCRATCH_W1 | lda $arrayVarName+1 | sta P8ZP_SCRATCH_W1+1")
asmgen.out(" lda (P8ZP_SCRATCH_W1),y")
}
asmgen.out(" sta P8ESTACK_LO,x | dex")
return
}
val constIndexNum = arrayExpr.index.asConstInteger()
if(constIndexNum!=null) {
val indexValue = constIndexNum * program.memsizer.memorySize(elementDt)
when(elementDt) {
in ByteDatatypes -> {
asmgen.out(" lda $arrayVarName+$indexValue | sta P8ESTACK_LO,x | dex")
}
in WordDatatypes -> {
asmgen.out(" lda $arrayVarName+$indexValue | sta P8ESTACK_LO,x | lda $arrayVarName+$indexValue+1 | sta P8ESTACK_HI,x | dex")
}
DataType.FLOAT -> {
asmgen.out(" lda #<($arrayVarName+$indexValue) | ldy #>($arrayVarName+$indexValue) | jsr floats.push_float")
}
else -> throw AssemblyError("weird element type")
}
} else {
when(elementDt) {
in ByteDatatypes -> {
asmgen.loadScaledArrayIndexIntoRegister(arrayExpr, elementDt, CpuRegister.Y)
asmgen.out(" lda $arrayVarName,y | sta P8ESTACK_LO,x | dex")
}
in WordDatatypes -> {
asmgen.loadScaledArrayIndexIntoRegister(arrayExpr, elementDt, CpuRegister.Y)
asmgen.out(" lda $arrayVarName,y | sta P8ESTACK_LO,x | lda $arrayVarName+1,y | sta P8ESTACK_HI,x | dex")
}
DataType.FLOAT -> {
asmgen.loadScaledArrayIndexIntoRegister(arrayExpr, elementDt, CpuRegister.A)
asmgen.out("""
ldy #>$arrayVarName
clc
adc #<$arrayVarName
bcc +
iny
+ jsr floats.push_float""")
}
else -> throw AssemblyError("weird dt")
}
}
}
private fun translateBinaryOperatorBytes(operator: String, types: DataType) {
when(operator) {
"*" -> asmgen.out(" jsr prog8_lib.mul_byte") // the optimized routines should have been checked earlier
"/" -> asmgen.out(if(types==DataType.UBYTE) " jsr prog8_lib.idiv_ub" else " jsr prog8_lib.idiv_b")
"%" -> {
if(types==DataType.BYTE)
throw AssemblyError("remainder of signed integers is not properly defined/implemented, use unsigned instead")
asmgen.out(" jsr prog8_lib.remainder_ub")
}
"+" -> asmgen.out("""
lda P8ESTACK_LO+2,x
clc
adc P8ESTACK_LO+1,x
inx
sta P8ESTACK_LO+1,x
""")
"-" -> asmgen.out("""
lda P8ESTACK_LO+2,x
sec
sbc P8ESTACK_LO+1,x
inx
sta P8ESTACK_LO+1,x
""")
"<<" -> asmgen.out(" jsr prog8_lib.shiftleft_b")
">>" -> asmgen.out(" jsr prog8_lib.shiftright_b")
"<" -> asmgen.out(if(types==DataType.UBYTE) " jsr prog8_lib.less_ub" else " jsr prog8_lib.less_b")
">" -> asmgen.out(if(types==DataType.UBYTE) " jsr prog8_lib.greater_ub" else " jsr prog8_lib.greater_b")
"<=" -> asmgen.out(if(types==DataType.UBYTE) " jsr prog8_lib.lesseq_ub" else " jsr prog8_lib.lesseq_b")
">=" -> asmgen.out(if(types==DataType.UBYTE) " jsr prog8_lib.greatereq_ub" else " jsr prog8_lib.greatereq_b")
"==" -> asmgen.out(" jsr prog8_lib.equal_b")
"!=" -> asmgen.out(" jsr prog8_lib.notequal_b")
"&" -> asmgen.out(" jsr prog8_lib.bitand_b")
"^" -> asmgen.out(" jsr prog8_lib.bitxor_b")
"|" -> asmgen.out(" jsr prog8_lib.bitor_b")
else -> throw AssemblyError("invalid operator $operator")
}
}
private fun translateBinaryOperatorWords(operator: String, dt: DataType) {
when(operator) {
"*" -> asmgen.out(" jsr prog8_lib.mul_word")
"/" -> asmgen.out(if(dt==DataType.UWORD) " jsr prog8_lib.idiv_uw" else " jsr prog8_lib.idiv_w")
"%" -> {
if(dt==DataType.WORD)
throw AssemblyError("remainder of signed integers is not properly defined/implemented, use unsigned instead")
asmgen.out(" jsr prog8_lib.remainder_uw")
}
"+" -> asmgen.out(" jsr prog8_lib.add_w")
"-" -> asmgen.out(" jsr prog8_lib.sub_w")
"<<" -> asmgen.out(" jsr math.shift_left_w")
">>" -> {
if(dt==DataType.UWORD)
asmgen.out(" jsr math.shift_right_uw")
else
asmgen.out(" jsr math.shift_right_w")
}
"<" -> asmgen.out(if(dt==DataType.UWORD) " jsr prog8_lib.less_uw" else " jsr prog8_lib.less_w")
">" -> asmgen.out(if(dt==DataType.UWORD) " jsr prog8_lib.greater_uw" else " jsr prog8_lib.greater_w")
"<=" -> asmgen.out(if(dt==DataType.UWORD) " jsr prog8_lib.lesseq_uw" else " jsr prog8_lib.lesseq_w")
">=" -> asmgen.out(if(dt==DataType.UWORD) " jsr prog8_lib.greatereq_uw" else " jsr prog8_lib.greatereq_w")
"==" -> asmgen.out(" jsr prog8_lib.equal_w")
"!=" -> asmgen.out(" jsr prog8_lib.notequal_w")
"&" -> asmgen.out(" jsr prog8_lib.bitand_w")
"^" -> asmgen.out(" jsr prog8_lib.bitxor_w")
"|" -> asmgen.out(" jsr prog8_lib.bitor_w")
else -> throw AssemblyError("invalid operator $operator")
}
}
private fun translateBinaryOperatorFloats(operator: String) {
when(operator) {
"*" -> asmgen.out(" jsr floats.mul_f")
"/" -> asmgen.out(" jsr floats.div_f")
"+" -> asmgen.out(" jsr floats.add_f")
"-" -> asmgen.out(" jsr floats.sub_f")
"<" -> asmgen.out(" jsr floats.less_f")
">" -> asmgen.out(" jsr floats.greater_f")
"<=" -> asmgen.out(" jsr floats.lesseq_f")
">=" -> asmgen.out(" jsr floats.greatereq_f")
"==" -> asmgen.out(" jsr floats.equal_f")
"!=" -> asmgen.out(" jsr floats.notequal_f")
"%", "<<", ">>", "&", "^", "|" -> throw AssemblyError("requires integer datatype")
else -> throw AssemblyError("invalid operator $operator")
}
}
private fun translateCompareStrings(s1: PtExpression, operator: String, s2: PtExpression) {
asmgen.assignExpressionToVariable(s1, "prog8_lib.strcmp_expression._arg_s1", DataType.UWORD)
asmgen.assignExpressionToVariable(s2, "prog8_lib.strcmp_expression._arg_s2", DataType.UWORD)
asmgen.out(" jsr prog8_lib.strcmp_expression") // result of compare is in A
compareStringsProcessResultInA(operator)
}
private fun compareStringsProcessResultInA(operator: String) {
when(operator) {
"==" -> asmgen.out(" and #1 | eor #1 | sta P8ESTACK_LO,x")
"!=" -> asmgen.out(" and #1 | sta P8ESTACK_LO,x")
"<=" -> asmgen.out("""
bpl +
lda #1
bne ++
+ lda #0
+ sta P8ESTACK_LO,x""")
">=" -> asmgen.out("""
bmi +
lda #1
bne ++
+ lda #0
+ sta P8ESTACK_LO,x""")
"<" -> asmgen.out("""
bmi +
lda #0
beq ++
+ lda #1
+ sta P8ESTACK_LO,x""")
">" -> asmgen.out("""
bpl +
lda #0
beq ++
+ lda #1
+ sta P8ESTACK_LO,x""")
}
asmgen.out(" dex")
}
}
@@ -6,6 +6,26 @@ import prog8.code.ast.PtSub
import prog8.code.core.*
internal fun IPtSubroutine.regXasResult(): Boolean =
(this is PtAsmSub) && this.returns.any { it.first.registerOrPair in arrayOf(RegisterOrPair.X, RegisterOrPair.AX, RegisterOrPair.XY) }
internal fun IPtSubroutine.shouldSaveX(): Boolean =
this.regXasResult() || (this is PtAsmSub && (CpuRegister.X in this.clobbers || regXasParam()))
internal fun PtAsmSub.regXasParam(): Boolean =
parameters.any { it.first.registerOrPair in arrayOf(RegisterOrPair.X, RegisterOrPair.AX, RegisterOrPair.XY) }
internal class KeepAresult(val saveOnEntry: Boolean, val saveOnReturn: Boolean)
internal fun PtAsmSub.shouldKeepA(): KeepAresult {
// determine if A's value should be kept when preparing for calling the subroutine, and when returning from it
// it seems that we never have to save A when calling? will be loaded correctly after setup.
// but on return it depends on wether the routine returns something in A.
val saveAonReturn = returns.any { it.first.registerOrPair==RegisterOrPair.A || it.first.registerOrPair==RegisterOrPair.AY || it.first.registerOrPair==RegisterOrPair.AX }
return KeepAresult(false, saveAonReturn)
}
internal fun IPtSubroutine.returnsWhatWhere(): List<Pair<RegisterOrStatusflag, DataType>> {
when(this) {
is PtAsmSub -> {
@@ -17,7 +37,7 @@ internal fun IPtSubroutine.returnsWhatWhere(): List<Pair<RegisterOrStatusflag, D
emptyList()
else {
val register = when (returntype!!) {
in ByteDatatypesWithBoolean -> RegisterOrStatusflag(RegisterOrPair.A, null)
in ByteDatatypes -> RegisterOrStatusflag(RegisterOrPair.A, null)
in WordDatatypes -> RegisterOrStatusflag(RegisterOrPair.AY, null)
DataType.FLOAT -> RegisterOrStatusflag(RegisterOrPair.FAC1, null)
else -> RegisterOrStatusflag(RegisterOrPair.AY, null)
@@ -31,7 +51,7 @@ internal fun IPtSubroutine.returnsWhatWhere(): List<Pair<RegisterOrStatusflag, D
internal fun PtSub.returnRegister(): RegisterOrStatusflag? {
return when(returntype) {
in ByteDatatypesWithBoolean -> RegisterOrStatusflag(RegisterOrPair.A, null)
in ByteDatatypes -> RegisterOrStatusflag(RegisterOrPair.A, null)
in WordDatatypes -> RegisterOrStatusflag(RegisterOrPair.AY, null)
DataType.FLOAT -> RegisterOrStatusflag(RegisterOrPair.FAC1, null)
null -> null
@@ -1,18 +1,13 @@
package prog8.codegen.cpu6502
import com.github.michaelbull.result.fold
import prog8.code.StMemVar
import prog8.code.StStaticVariable
import prog8.code.ast.PtForLoop
import prog8.code.ast.PtIdentifier
import prog8.code.ast.PtRange
import prog8.code.ast.*
import prog8.code.core.*
import kotlin.math.absoluteValue
internal class ForLoopsAsmGen(
private val asmgen: AsmGen6502Internal,
private val zeropage: Zeropage
) {
internal class ForLoopsAsmGen(private val program: PtProgram,
private val asmgen: AsmGen6502Internal,
private val zeropage: Zeropage) {
internal fun translate(stmt: PtForLoop) {
val iterableDt = stmt.iterable.type
@@ -37,7 +32,7 @@ internal class ForLoopsAsmGen(
val endLabel = asmgen.makeLabel("for_end")
val modifiedLabel = asmgen.makeLabel("for_modified")
val modifiedLabel2 = asmgen.makeLabel("for_modifiedb")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
val stepsize=range.step.asConstInteger()!!
if(stepsize < -1) {
@@ -48,62 +43,15 @@ internal class ForLoopsAsmGen(
when(iterableDt) {
DataType.ARRAY_B, DataType.ARRAY_UB -> {
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.assignExpressionToVariable(range.from, varname, ArrayToElementTypes.getValue(iterableDt))
if (stepsize==-1 && range.to.asConstInteger()==0) {
// simple loop downto 0 step -1
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
asmgen.out("""
dec $varname
lda $varname
cmp #255
bne $loopLabel""")
}
else if (stepsize==-1 && range.to.asConstInteger()==1) {
// simple loop downto 1 step -1
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
asmgen.out("""
dec $varname
bne $loopLabel""")
}
else if (stepsize==1 || stepsize==-1) {
if (stepsize==1 || stepsize==-1) {
// bytes array, step 1 or -1
val incdec = if(stepsize==1) "inc" else "dec"
// loop over byte range via loopvar
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.A, false)
// pre-check for end already reached
if(iterableDt==DataType.ARRAY_B) {
asmgen.out(" sta $modifiedLabel+1")
if(stepsize<0) {
asmgen.out("""
clc
sbc $varname
bvc +
eor #${'$'}80
+ bpl $endLabel""")
}
else
asmgen.out("""
sec
sbc $varname
bvc +
eor #${'$'}80
+ bmi $endLabel""")
} else {
if(stepsize<0) {
asmgen.out("""
cmp $varname
beq +
bcs $endLabel
+""")
}
else
asmgen.out(" cmp $varname | bcc $endLabel")
asmgen.out(" sta $modifiedLabel+1")
}
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.assignExpressionToVariable(range.from, varname, ArrayToElementTypes.getValue(iterableDt))
asmgen.assignExpressionToVariable(range.to, "$modifiedLabel+1", ArrayToElementTypes.getValue(iterableDt))
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
asmgen.out("""
@@ -119,35 +67,9 @@ $modifiedLabel cmp #0 ; modified
// bytes, step >= 2 or <= -2
// loop over byte range via loopvar
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.A, false)
// pre-check for end already reached
if(iterableDt==DataType.ARRAY_B) {
asmgen.out(" sta $modifiedLabel+1")
if(stepsize<0)
asmgen.out("""
clc
sbc $varname
bvc +
eor #${'$'}80
+ bpl $endLabel""")
else
asmgen.out("""
sec
sbc $varname
bvc +
eor #${'$'}80
+ bmi $endLabel""")
} else {
if(stepsize<0)
asmgen.out("""
cmp $varname
beq +
bcs $endLabel
+""")
else
asmgen.out(" cmp $varname | bcc $endLabel")
asmgen.out(" sta $modifiedLabel+1")
}
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.assignExpressionToVariable(range.from, varname, ArrayToElementTypes.getValue(iterableDt))
asmgen.assignExpressionToVariable(range.to, "$modifiedLabel+1", ArrayToElementTypes.getValue(iterableDt))
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
if(stepsize>0) {
@@ -172,85 +94,56 @@ $modifiedLabel cmp #0 ; modified
}
}
DataType.ARRAY_W, DataType.ARRAY_UW -> {
val varname = asmgen.asmVariableName(stmt.variable)
assignLoopvarWord(stmt, range)
if(stepsize==-1 && range.to.asConstInteger()==0) {
// simple loop downto 0 step -1 (words)
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
asmgen.out("""
lda $varname
bne ++
lda $varname+1
beq $endLabel
+ lda $varname
bne +
dec $varname+1
+ dec $varname""")
asmgen.jmp(loopLabel)
asmgen.out(endLabel)
}
else if (stepsize==-1 && range.to.asConstInteger()==1) {
// simple loop downto 1 step -1 (words)
asmgen.out(loopLabel)
asmgen.translate(stmt.statements)
asmgen.out("""
lda $varname
cmp #1
bne +
lda $varname+1
beq $endLabel
+ lda $varname
bne +
dec $varname+1
+ dec $varname""")
asmgen.jmp(loopLabel)
asmgen.out(endLabel)
}
else if (stepsize == 1 || stepsize == -1) {
when {
// words, step 1 or -1
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
precheckFromToWord(iterableDt, stepsize, varname, endLabel)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
stepsize == 1 || stepsize == -1 -> {
val varname = asmgen.asmVariableName(stmt.variable)
assignLoopvar(stmt, range)
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
$loopLabel""")
asmgen.translate(stmt.statements)
asmgen.out("""
asmgen.translate(stmt.statements)
asmgen.out("""
lda $varname+1
$modifiedLabel cmp #0 ; modified
bne +
lda $varname
$modifiedLabel2 cmp #0 ; modified
beq $endLabel""")
if(stepsize==1) {
asmgen.out("""
if(stepsize==1) {
asmgen.out("""
+ inc $varname
bne $loopLabel
inc $varname+1""")
asmgen.jmp(loopLabel)
} else {
asmgen.out("""
asmgen.jmp(loopLabel)
} else {
asmgen.out("""
+ lda $varname
bne +
dec $varname+1
+ dec $varname""")
asmgen.jmp(loopLabel)
asmgen.jmp(loopLabel)
}
asmgen.out(endLabel)
}
asmgen.out(endLabel)
}
else if (stepsize > 0) {
// (u)words, step >= 2
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
precheckFromToWord(iterableDt, stepsize, varname, endLabel)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
$loopLabel""")
asmgen.translate(stmt.statements)
stepsize > 0 -> {
if (iterableDt == DataType.ARRAY_UW) {
// (u)words, step >= 2
val varname = asmgen.asmVariableName(stmt.variable)
assignLoopvar(stmt, range)
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
$loopLabel""")
asmgen.translate(stmt.statements)
if (iterableDt == DataType.ARRAY_UW) {
asmgen.out("""
lda $varname
clc
adc #<$stepsize
@@ -266,8 +159,8 @@ $modifiedLabel2 lda #0 ; modified
bcc $endLabel
bcs $loopLabel
$endLabel""")
} else {
asmgen.out("""
} else {
asmgen.out("""
lda $varname
clc
adc #<$stepsize
@@ -283,29 +176,47 @@ $modifiedLabel lda #0 ; modified
eor #$80
+ bpl $loopLabel
$endLabel""")
}
}
}
else {
else -> {
// (u)words, step <= -2
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
precheckFromToWord(iterableDt, stepsize, varname, endLabel)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
// (u)words, step <= -2
val varname = asmgen.asmVariableName(stmt.variable)
assignLoopvar(stmt, range)
asmgen.assignExpressionToRegister(range.to, RegisterOrPair.AY)
asmgen.out("""
sty $modifiedLabel+1
sta $modifiedLabel2+1
$loopLabel""")
asmgen.translate(stmt.statements)
asmgen.translate(stmt.statements)
asmgen.out("""
if(iterableDt==DataType.ARRAY_UW) {
asmgen.out("""
lda $varname
sec
sbc #<${stepsize.absoluteValue}
sta $varname
tax
lda $varname+1
sbc #>${stepsize.absoluteValue}
sta $varname+1
txa
$modifiedLabel cmp #0 ; modified
bcc $endLabel
bne $loopLabel
lda $varname
$modifiedLabel2 cmp #0 ; modified
bcs $loopLabel
$endLabel""")
} else {
asmgen.out("""
lda $varname
sec
sbc #<${stepsize.absoluteValue}
sta $varname
pha
lda $varname+1
sbc #>${stepsize.absoluteValue}
sta $varname+1
pla
$modifiedLabel2 cmp #0 ; modified
lda $varname+1
$modifiedLabel sbc #0 ; modified
@@ -313,73 +224,27 @@ $modifiedLabel sbc #0 ; modified
eor #$80
+ bpl $loopLabel
$endLabel""")
}
}
}
}
else -> throw AssemblyError("range expression can only be byte or word")
}
asmgen.loopEndLabels.removeLast()
}
private fun precheckFromToWord(iterableDt: DataType, stepsize: Int, fromVar: String, endLabel: String) {
// pre-check for end already reached.
// 'to' is in AY, do NOT clobber this!
if(iterableDt==DataType.ARRAY_W) {
if(stepsize<0)
asmgen.out("""
sta P8ZP_SCRATCH_W2 ; to
sty P8ZP_SCRATCH_W2+1 ; to
lda $fromVar
cmp P8ZP_SCRATCH_W2
lda $fromVar+1
sbc P8ZP_SCRATCH_W2+1
bvc +
eor #${'$'}80
+ bmi $endLabel
lda P8ZP_SCRATCH_W2
ldy P8ZP_SCRATCH_W2+1""")
else
asmgen.out("""
sta P8ZP_SCRATCH_REG
cmp $fromVar
tya
sbc $fromVar+1
bvc +
eor #${'$'}80
+ bmi $endLabel
lda P8ZP_SCRATCH_REG""")
} else {
if(stepsize<0)
asmgen.out("""
cpy $fromVar+1
beq +
bcc ++
bcs $endLabel
+ cmp $fromVar
bcc +
beq +
bne $endLabel
+""")
else
asmgen.out("""
cpy $fromVar+1
bcc $endLabel
bne +
cmp $fromVar
bcc $endLabel
+""")
}
asmgen.loopEndLabels.pop()
}
private fun translateForOverIterableVar(stmt: PtForLoop, iterableDt: DataType, ident: PtIdentifier) {
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
val iterableName = asmgen.asmVariableName(ident)
val numElements = when(val symbol = asmgen.symbolTable.lookup(ident.name)) {
is StStaticVariable -> symbol.length!!
is StMemVar -> symbol.length!!
else -> 0
val symbol = asmgen.symbolTable.lookup(ident.name)
val decl = symbol!!.astNode as IPtVariable
val numElements = when(decl) {
is PtConstant -> throw AssemblyError("length of non-array requested")
is PtMemMapped -> decl.arraySize
is PtVariable -> decl.arraySize
}
when(iterableDt) {
DataType.STR -> {
@@ -399,7 +264,7 @@ $loopLabel lda ${65535.toHex()} ; modified
bne $loopLabel
$endLabel""")
}
DataType.ARRAY_UB, DataType.ARRAY_B, DataType.ARRAY_BOOL -> {
DataType.ARRAY_UB, DataType.ARRAY_B -> {
val indexVar = asmgen.makeLabel("for_index")
asmgen.out("""
ldy #0
@@ -407,7 +272,7 @@ $loopLabel sty $indexVar
lda $iterableName,y
sta ${asmgen.asmVariableName(stmt.variable)}""")
asmgen.translate(stmt.statements)
if(numElements<=255) {
if(numElements!!<=255u) {
asmgen.out("""
ldy $indexVar
iny
@@ -422,11 +287,11 @@ $loopLabel sty $indexVar
bne $loopLabel
beq $endLabel""")
}
if(numElements>=16) {
if(numElements>=16u) {
// allocate index var on ZP if possible
val result = zeropage.allocate(indexVar, DataType.UBYTE, null, stmt.position, asmgen.errors)
result.fold(
success = { (address, _, _)-> asmgen.out("""$indexVar = $address ; auto zp UBYTE""") },
success = { (address,_)-> asmgen.out("""$indexVar = $address ; auto zp UBYTE""") },
failure = { asmgen.out("$indexVar .byte 0") }
)
} else {
@@ -435,7 +300,7 @@ $loopLabel sty $indexVar
asmgen.out(endLabel)
}
DataType.ARRAY_W, DataType.ARRAY_UW -> {
val length = numElements * 2
val length = numElements!! * 2u
val indexVar = asmgen.makeLabel("for_index")
val loopvarName = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
@@ -446,7 +311,7 @@ $loopLabel sty $indexVar
lda $iterableName+1,y
sta $loopvarName+1""")
asmgen.translate(stmt.statements)
if(length<=127) {
if(length<=127u) {
asmgen.out("""
ldy $indexVar
iny
@@ -463,49 +328,11 @@ $loopLabel sty $indexVar
bne $loopLabel
beq $endLabel""")
}
if(length>=16) {
if(length>=16u) {
// allocate index var on ZP if possible
val result = zeropage.allocate(indexVar, DataType.UBYTE, null, stmt.position, asmgen.errors)
result.fold(
success = { (address,_,_)-> asmgen.out("""$indexVar = $address ; auto zp UBYTE""") },
failure = { asmgen.out("$indexVar .byte 0") }
)
} else {
asmgen.out("$indexVar .byte 0")
}
asmgen.out(endLabel)
}
DataType.ARRAY_UW_SPLIT, DataType.ARRAY_W_SPLIT -> {
val indexVar = asmgen.makeLabel("for_index")
val loopvarName = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
ldy #0
$loopLabel sty $indexVar
lda ${iterableName}_lsb,y
sta $loopvarName
lda ${iterableName}_msb,y
sta $loopvarName+1""")
asmgen.translate(stmt.statements)
if(numElements<=255) {
asmgen.out("""
ldy $indexVar
iny
cpy #$numElements
beq $endLabel
bne $loopLabel""")
} else {
// length is 256
asmgen.out("""
ldy $indexVar
iny
bne $loopLabel
beq $endLabel""")
}
if(numElements>=16) {
// allocate index var on ZP if possible
val result = zeropage.allocate(indexVar, DataType.UBYTE, null, stmt.position, asmgen.errors)
result.fold(
success = { (address,_,_)-> asmgen.out("""$indexVar = $address ; auto zp UBYTE""") },
success = { (address,_)-> asmgen.out("""$indexVar = $address ; auto zp UBYTE""") },
failure = { asmgen.out("$indexVar .byte 0") }
)
} else {
@@ -518,19 +345,17 @@ $loopLabel sty $indexVar
}
else -> throw AssemblyError("can't iterate over $iterableDt")
}
asmgen.loopEndLabels.removeLast()
asmgen.loopEndLabels.pop()
}
private fun translateForOverConstRange(stmt: PtForLoop, iterableDt: DataType, range: IntProgression) {
if (range.isEmpty() || range.step==0)
throw AssemblyError("empty range or step 0")
if(iterableDt==DataType.ARRAY_B || iterableDt==DataType.ARRAY_UB) {
if(range.last==range.first) return translateForSimpleByteRangeAsc(stmt, range)
if(range.step==1 && range.last>range.first) return translateForSimpleByteRangeAsc(stmt, range)
if(range.step==-1 && range.last<range.first) return translateForSimpleByteRangeDesc(stmt, range, iterableDt==DataType.ARRAY_UB)
if(range.step==-1 && range.last<range.first) return translateForSimpleByteRangeDesc(stmt, range)
}
else if(iterableDt==DataType.ARRAY_W || iterableDt==DataType.ARRAY_UW) {
if(range.last==range.first) return translateForSimpleWordRangeAsc(stmt, range)
if(range.step==1 && range.last>range.first) return translateForSimpleWordRangeAsc(stmt, range)
if(range.step==-1 && range.last<range.first) return translateForSimpleWordRangeDesc(stmt, range)
}
@@ -538,7 +363,7 @@ $loopLabel sty $indexVar
// not one of the easy cases, generate more complex code...
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
when(iterableDt) {
DataType.ARRAY_B, DataType.ARRAY_UB -> {
// loop over byte range via loopvar, step >= 2 or <= -2
@@ -550,7 +375,7 @@ $loopLabel""")
asmgen.translate(stmt.statements)
when (range.step) {
0, 1, -1 -> {
throw AssemblyError("step 0, 1 and -1 should have been handled specifically $range ${stmt.position}")
throw AssemblyError("step 0, 1 and -1 should have been handled specifically $stmt")
}
2 -> {
if(range.last==255 || range.last==254) {
@@ -644,13 +469,13 @@ $loopLabel""")
}
else -> throw AssemblyError("range expression can only be byte or word")
}
asmgen.loopEndLabels.removeLast()
asmgen.loopEndLabels.pop()
}
private fun translateForSimpleByteRangeAsc(stmt: PtForLoop, range: IntProgression) {
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
lda #${range.first}
@@ -670,50 +495,50 @@ $endLabel""")
bne $loopLabel
$endLabel""")
}
asmgen.loopEndLabels.removeLast()
asmgen.loopEndLabels.pop()
}
private fun translateForSimpleByteRangeDesc(stmt: PtForLoop, range: IntProgression, unsigned: Boolean) {
private fun translateForSimpleByteRangeDesc(stmt: PtForLoop, range: IntProgression) {
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.push(endLabel)
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
lda #${range.first}
sta $varname
lda #${range.first}
sta $varname
$loopLabel""")
asmgen.translate(stmt.statements)
when (range.last) {
0 -> {
if(!unsigned || range.first<=127) {
asmgen.out("""
dec $varname
bpl $loopLabel""")
} else {
asmgen.out("""
dec $varname
lda $varname
cmp #255
bne $loopLabel""")
}
asmgen.out("""
lda $varname
beq $endLabel
dec $varname""")
asmgen.jmp(loopLabel)
asmgen.out(endLabel)
}
1 -> {
asmgen.out("""
dec $varname
bne $loopLabel""")
bne $loopLabel
$endLabel""")
}
else -> {
asmgen.out("""
dec $varname
lda $varname
cmp #${range.last-1}
bne $loopLabel""")
bne $loopLabel
$endLabel""")
}
}
asmgen.loopEndLabels.pop()
}
private fun translateForSimpleWordRangeAsc(stmt: PtForLoop, range: IntProgression) {
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
lda #<${range.first}
@@ -734,13 +559,13 @@ $loopLabel""")
inc $varname+1""")
asmgen.jmp(loopLabel)
asmgen.out(endLabel)
asmgen.loopEndLabels.removeLast()
asmgen.loopEndLabels.pop()
}
private fun translateForSimpleWordRangeDesc(stmt: PtForLoop, range: IntProgression) {
val loopLabel = asmgen.makeLabel("for_loop")
val endLabel = asmgen.makeLabel("for_end")
asmgen.loopEndLabels.add(endLabel)
asmgen.loopEndLabels.push(endLabel)
val varname = asmgen.asmVariableName(stmt.variable)
asmgen.out("""
lda #<${range.first}
@@ -749,32 +574,23 @@ $loopLabel""")
sty $varname+1
$loopLabel""")
asmgen.translate(stmt.statements)
if(range.last==0) {
asmgen.out("""
lda $varname
bne ++
lda $varname+1
beq $endLabel""")
} else {
asmgen.out("""
lda $varname
cmp #<${range.last}
bne +
lda $varname+1
cmp #>${range.last}
beq $endLabel""")
}
asmgen.out("""
lda $varname
cmp #<${range.last}
bne +
lda $varname+1
cmp #>${range.last}
beq $endLabel
+ lda $varname
bne +
dec $varname+1
+ dec $varname""")
asmgen.jmp(loopLabel)
asmgen.out(endLabel)
asmgen.loopEndLabels.removeLast()
asmgen.loopEndLabels.pop()
}
private fun assignLoopvarWord(stmt: PtForLoop, range: PtRange) =
private fun assignLoopvar(stmt: PtForLoop, range: PtRange) =
asmgen.assignExpressionToVariable(
range.from,
asmgen.asmVariableName(stmt.variable),
@@ -11,13 +11,45 @@ import prog8.codegen.cpu6502.assignment.TargetStorageKind
internal class FunctionCallAsmGen(private val program: PtProgram, private val asmgen: AsmGen6502Internal) {
internal fun translateFunctionCallStatement(stmt: PtFunctionCall) {
saveXbeforeCall(stmt)
translateFunctionCall(stmt)
restoreXafterCall(stmt)
// just ignore any result values from the function call.
}
internal fun saveXbeforeCall(stmt: PtFunctionCall) {
val symbol = asmgen.symbolTable.lookup(stmt.name)
val sub = symbol!!.astNode as IPtSubroutine
if(sub.shouldSaveX()) {
if(sub is PtAsmSub) {
val regSaveOnStack = sub.address == null // rom-routines don't require registers to be saved on stack, normal subroutines do because they can contain nested calls
if (regSaveOnStack)
asmgen.saveRegisterStack(CpuRegister.X, sub.shouldKeepA().saveOnEntry)
else
asmgen.saveRegisterLocal(CpuRegister.X, stmt.definingISub()!!)
} else
asmgen.saveRegisterLocal(CpuRegister.X, stmt.definingISub()!!)
}
}
internal fun restoreXafterCall(stmt: PtFunctionCall) {
val symbol = asmgen.symbolTable.lookup(stmt.name)
val sub = symbol!!.astNode as IPtSubroutine
if(sub.shouldSaveX()) {
if(sub is PtAsmSub) {
val regSaveOnStack = sub.address == null // rom-routines don't require registers to be saved on stack, normal subroutines do because they can contain nested calls
if (regSaveOnStack)
asmgen.restoreRegisterStack(CpuRegister.X, sub.shouldKeepA().saveOnReturn)
else
asmgen.restoreRegisterLocal(CpuRegister.X)
} else
asmgen.restoreRegisterLocal(CpuRegister.X)
}
}
internal fun optimizeIntArgsViaRegisters(sub: PtSub) =
(sub.parameters.size==1 && sub.parameters[0].type in IntegerDatatypesWithBoolean)
|| (sub.parameters.size==2 && sub.parameters[0].type in ByteDatatypesWithBoolean && sub.parameters[1].type in ByteDatatypesWithBoolean)
(sub.parameters.size==1 && sub.parameters[0].type in IntegerDatatypes)
|| (sub.parameters.size==2 && sub.parameters[0].type in ByteDatatypes && sub.parameters[1].type in ByteDatatypes)
internal fun translateFunctionCall(call: PtFunctionCall) {
// Output only the code to set up the parameters and perform the actual call
@@ -26,13 +58,13 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
// (you can use subroutine.shouldSaveX() and saveX()/restoreX() routines as a help for this)
val symbol = asmgen.symbolTable.lookup(call.name)
val sub = symbol?.astNode as IPtSubroutine
val sub = symbol!!.astNode as IPtSubroutine
val subAsmName = asmgen.asmSymbolName(call.name)
if(sub is PtAsmSub) {
argumentsViaRegisters(sub, call)
if (sub.inline) {
// inline the subroutine. (regardless of optimization settings!)
if (sub.inline && asmgen.options.optimize) {
// inline the subroutine.
// we do this by copying the subroutine's statements at the call site.
// NOTE: *if* there is a return statement, it will be the only one, and the very last statement of the subroutine
// (this condition has been enforced by an ast check earlier)
@@ -46,7 +78,7 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
else if(sub is PtSub) {
if(optimizeIntArgsViaRegisters(sub)) {
if(sub.parameters.size==1) {
val register = if (sub.parameters[0].type in ByteDatatypesWithBoolean) RegisterOrPair.A else RegisterOrPair.AY
val register = if (sub.parameters[0].type in ByteDatatypes) RegisterOrPair.A else RegisterOrPair.AY
argumentViaRegister(sub, IndexedValue(0, sub.parameters[0]), call.args[0], register)
} else {
// 2 byte params, second in Y, first in A
@@ -69,63 +101,40 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
// remember: dealing with the X register and/or dealing with return values is the responsibility of the caller
}
private fun usesOtherRegistersWhileEvaluating(arg: PtExpression): Boolean {
return when(arg) {
is PtBuiltinFunctionCall -> {
if (arg.name == "lsb" || arg.name == "msb")
return usesOtherRegistersWhileEvaluating(arg.args[0])
if (arg.name == "mkword")
return usesOtherRegistersWhileEvaluating(arg.args[0]) || usesOtherRegistersWhileEvaluating(arg.args[1])
return !arg.isSimple()
}
is PtAddressOf -> false
is PtIdentifier -> false
is PtIrRegister -> false
is PtMemoryByte -> arg.address !is PtNumber && arg.address !is PtIdentifier
is PtNumber -> false
is PtBool -> false
else -> true
}
}
private fun argumentsViaRegisters(sub: PtAsmSub, call: PtFunctionCall) {
val registersUsed = mutableListOf<RegisterOrStatusflag>()
fun usedA() = registersUsed.any {it.registerOrPair==RegisterOrPair.A || it.registerOrPair==RegisterOrPair.AX || it.registerOrPair==RegisterOrPair.AY}
fun usedX() = registersUsed.any {it.registerOrPair==RegisterOrPair.X || it.registerOrPair==RegisterOrPair.AX || it.registerOrPair==RegisterOrPair.XY}
fun usedY() = registersUsed.any {it.registerOrPair==RegisterOrPair.Y || it.registerOrPair==RegisterOrPair.AY || it.registerOrPair==RegisterOrPair.XY}
if(sub.parameters.size==1) {
argumentViaRegister(sub, IndexedValue(0, sub.parameters.single().second), call.args[0])
} else {
val optimalEvalOrder = asmsub6502ArgsEvalOrder(sub)
optimalEvalOrder.forEach {
val param = sub.parameters[it]
val arg = call.args[it]
registersUsed += if(usesOtherRegistersWhileEvaluating(arg)) {
if(!registersUsed.any{it.statusflag!=null || it.registerOrPair in CpuRegisters})
argumentViaRegister(sub, IndexedValue(it, param.second), arg)
else if(registersUsed.any {it.statusflag!=null}) {
throw AssemblyError("call argument evaluation problem: can't save cpu statusregister parameter ${call.position}")
}
else {
if(usedX()) asmgen.saveRegisterStack(CpuRegister.X, usedA())
if(usedY()) asmgen.saveRegisterStack(CpuRegister.Y, usedA())
if(usedA()) asmgen.saveRegisterStack(CpuRegister.A, usedA())
val used = argumentViaRegister(sub, IndexedValue(it, param.second), arg)
if(usedA()) asmgen.restoreRegisterStack(CpuRegister.A, false)
if(usedY()) asmgen.restoreRegisterStack(CpuRegister.Y, true)
if(usedX()) asmgen.restoreRegisterStack(CpuRegister.X, true)
used
}
} else {
if(asmsub6502ArgsHaveRegisterClobberRisk(call.args, sub.parameters)) {
registerArgsViaCpuStackEvaluation(call, sub)
} else {
asmsub6502ArgsEvalOrder(sub).forEach {
val param = sub.parameters[it]
val arg = call.args[it]
argumentViaRegister(sub, IndexedValue(it, param.second), arg)
}
}
}
}
private fun registerArgsViaCpuStackEvaluation(call: PtFunctionCall, callee: PtAsmSub) {
// this is called when one or more of the arguments are 'complex' and
// cannot be assigned to a register easily or risk clobbering other registers.
if(callee.parameters.isEmpty())
return
// use the cpu hardware stack as intermediate storage for the arguments.
val argOrder = asmsub6502ArgsEvalOrder(callee)
argOrder.reversed().forEach {
asmgen.pushCpuStack(callee.parameters[it].second.type, call.args[it])
}
argOrder.forEach {
val param = callee.parameters[it]
asmgen.popCpuStack(callee, param.second, param.first)
}
}
private fun argumentViaVariable(sub: PtSub, parameter: PtSubroutineParameter, value: PtExpression) {
// pass parameter via a regular variable (not via registers)
if(!isArgumentTypeCompatible(value.type, parameter.type))
@@ -135,7 +144,7 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
asmgen.assignExpressionToVariable(value, varName, parameter.type)
}
private fun argumentViaRegister(sub: IPtSubroutine, parameter: IndexedValue<PtSubroutineParameter>, value: PtExpression, registerOverride: RegisterOrPair? = null): RegisterOrStatusflag {
private fun argumentViaRegister(sub: IPtSubroutine, parameter: IndexedValue<PtSubroutineParameter>, value: PtExpression, registerOverride: RegisterOrPair? = null) {
// pass argument via a register parameter
if(!isArgumentTypeCompatible(value.type, parameter.value.type))
throw AssemblyError("argument type incompatible")
@@ -153,21 +162,17 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
}
if (statusflag!=null) {
if(requiredDt!=value.type)
throw AssemblyError("for statusflag, byte or bool value is required")
throw AssemblyError("for statusflag, byte value is required")
if (statusflag == Statusflag.Pc) {
// this boolean param needs to be set last, right before the jsr
// this param needs to be set last, right before the jsr
// for now, this is already enforced on the subroutine definition by the Ast Checker
when(value) {
is PtNumber -> {
val carrySet = value.number.toInt() != 0
asmgen.out(if(carrySet) " sec" else " clc")
}
is PtBool -> {
asmgen.out(if(value.value) " sec" else " clc")
}
is PtIdentifier -> {
val sourceName = asmgen.asmVariableName(value)
// note: cannot use X register here to store A because it might be used for other arguments
asmgen.out("""
pha
clc
@@ -178,11 +183,15 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
}
else -> {
asmgen.assignExpressionToRegister(value, RegisterOrPair.A)
asmgen.out(" ror a")
asmgen.out("""
beq +
sec
bcs ++
+ clc
+""")
}
}
} else throw AssemblyError("can only use Carry as status flag parameter")
return RegisterOrStatusflag(null, statusflag)
}
else {
// via register or register pair
@@ -205,7 +214,7 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
if(value is PtIdentifier) {
val addr = PtAddressOf(Position.DUMMY)
addr.add(value)
addr.parent = scope as PtNode
addr.parent = sub as PtNode
AsmAssignSource.fromAstSource(addr, program, asmgen).adjustSignedUnsigned(target)
} else {
AsmAssignSource.fromAstSource(value, program, asmgen).adjustSignedUnsigned(target)
@@ -213,17 +222,14 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
} else {
AsmAssignSource.fromAstSource(value, program, asmgen).adjustSignedUnsigned(target)
}
asmgen.translateNormalAssignment(AsmAssignment(src, target, program.memsizer, target.position), scope)
asmgen.translateNormalAssignment(AsmAssignment(src, target, program.memsizer, Position.DUMMY), scope)
}
return RegisterOrStatusflag(register, null)
}
}
private fun isArgumentTypeCompatible(argType: DataType, paramType: DataType): Boolean {
if(argType isAssignableTo paramType)
return true
if(argType==DataType.BOOL && paramType==DataType.BOOL)
return true
if(argType in ByteDatatypes && paramType in ByteDatatypes)
return true
if(argType in WordDatatypes && paramType in WordDatatypes)
@@ -239,5 +245,3 @@ internal class FunctionCallAsmGen(private val program: PtProgram, private val as
return false
}
}
File diff suppressed because it is too large. Load diff
@@ -0,0 +1,126 @@
package prog8.codegen.cpu6502
import prog8.code.ast.PtIdentifier
import prog8.code.ast.PtNumber
import prog8.code.ast.PtPostIncrDecr
import prog8.code.ast.PtProgram
import prog8.code.core.*
internal class PostIncrDecrAsmGen(private val program: PtProgram, private val asmgen: AsmGen6502Internal) {
internal fun translate(stmt: PtPostIncrDecr) {
val incr = stmt.operator=="++"
val targetIdent = stmt.target.identifier
val targetMemory = stmt.target.memory
val targetArrayIdx = stmt.target.array
val scope = stmt.definingISub()
when {
targetIdent!=null -> {
val what = asmgen.asmVariableName(targetIdent)
when (stmt.target.type) {
in ByteDatatypes -> asmgen.out(if (incr) " inc $what" else " dec $what")
in WordDatatypes -> {
if(incr)
asmgen.out(" inc $what | bne + | inc $what+1 |+")
else
asmgen.out("""
lda $what
bne +
dec $what+1
+ dec $what
""")
}
DataType.FLOAT -> {
asmgen.out(" lda #<$what | ldy #>$what")
asmgen.out(if(incr) " jsr floats.inc_var_f" else " jsr floats.dec_var_f")
}
else -> throw AssemblyError("need numeric type")
}
}
targetMemory!=null -> {
when (val addressExpr = targetMemory.address) {
is PtNumber -> {
val what = addressExpr.number.toHex()
asmgen.out(if(incr) " inc $what" else " dec $what")
}
is PtIdentifier -> {
val what = asmgen.asmVariableName(addressExpr)
asmgen.out(" lda $what | sta (+) +1 | lda $what+1 | sta (+) +2")
if(incr)
asmgen.out("+\tinc ${'$'}ffff\t; modified")
else
asmgen.out("+\tdec ${'$'}ffff\t; modified")
}
else -> {
asmgen.assignExpressionToRegister(addressExpr, RegisterOrPair.AY)
asmgen.out(" sta (+) + 1 | sty (+) + 2")
if(incr)
asmgen.out("+\tinc ${'$'}ffff\t; modified")
else
asmgen.out("+\tdec ${'$'}ffff\t; modified")
}
}
}
targetArrayIdx!=null -> {
val asmArrayvarname = asmgen.asmVariableName(targetArrayIdx.variable)
val elementDt = targetArrayIdx.type
val constIndex = targetArrayIdx.index.asConstInteger()
if(constIndex!=null) {
val indexValue = constIndex * program.memsizer.memorySize(elementDt)
when(elementDt) {
in ByteDatatypes -> asmgen.out(if (incr) " inc $asmArrayvarname+$indexValue" else " dec $asmArrayvarname+$indexValue")
in WordDatatypes -> {
if(incr)
asmgen.out(" inc $asmArrayvarname+$indexValue | bne + | inc $asmArrayvarname+$indexValue+1 |+")
else
asmgen.out("""
lda $asmArrayvarname+$indexValue
bne +
dec $asmArrayvarname+$indexValue+1
+ dec $asmArrayvarname+$indexValue
""")
}
DataType.FLOAT -> {
asmgen.out(" lda #<($asmArrayvarname+$indexValue) | ldy #>($asmArrayvarname+$indexValue)")
asmgen.out(if(incr) " jsr floats.inc_var_f" else " jsr floats.dec_var_f")
}
else -> throw AssemblyError("need numeric type")
}
}
else
{
asmgen.loadScaledArrayIndexIntoRegister(targetArrayIdx, elementDt, CpuRegister.A)
asmgen.saveRegisterLocal(CpuRegister.X, scope!!)
asmgen.out(" tax")
when(elementDt) {
in ByteDatatypes -> {
asmgen.out(if(incr) " inc $asmArrayvarname,x" else " dec $asmArrayvarname,x")
}
in WordDatatypes -> {
if(incr)
asmgen.out(" inc $asmArrayvarname,x | bne + | inc $asmArrayvarname+1,x |+")
else
asmgen.out("""
lda $asmArrayvarname,x
bne +
dec $asmArrayvarname+1,x
+ dec $asmArrayvarname,x
""")
}
DataType.FLOAT -> {
asmgen.out("""
ldy #>$asmArrayvarname
clc
adc #<$asmArrayvarname
bcc +
iny
+ jsr floats.inc_var_f""")
}
else -> throw AssemblyError("weird array elt dt")
}
asmgen.restoreRegisterLocal(CpuRegister.X)
}
}
}
}
}
@@ -33,9 +33,8 @@ internal class ProgramAndVarsGen(
internal fun generate() {
header()
val allBlocks = program.allBlocks()
if(allBlocks.first().name != "p8b_main" && allBlocks.first().name != "main")
throw AssemblyError("first block should be 'main' or 'p8b_main'")
if(allBlocks.first().name != "main")
throw AssemblyError("first block should be 'main'")
if(errors.noErrors()) {
program.allBlocks().forEach { block2asm(it) }
@@ -49,7 +48,6 @@ internal class ProgramAndVarsGen(
}
memorySlabs()
tempVars()
footer()
}
}
@@ -76,6 +74,8 @@ internal class ProgramAndVarsGen(
asmgen.out("P8ZP_SCRATCH_W1 = ${zp.SCRATCH_W1} ; word")
asmgen.out("P8ZP_SCRATCH_W2 = ${zp.SCRATCH_W2} ; word")
asmgen.out(".weak") // hack to allow user to override the following two with command line redefinition (however, just use '-esa' command line option instead!)
asmgen.out("P8ESTACK_LO = ${compTarget.machine.ESTACK_LO.toHex()}")
asmgen.out("P8ESTACK_HI = ${compTarget.machine.ESTACK_HI.toHex()}")
asmgen.out(".endweak")
if(options.symbolDefs.isNotEmpty()) {
@@ -89,12 +89,6 @@ internal class ProgramAndVarsGen(
OutputType.RAW -> {
asmgen.out("; ---- raw assembler program ----")
asmgen.out("* = ${options.loadAddress.toHex()}")
asmgen.out(" cld")
asmgen.out(" tsx ; save stackpointer for sys.exit()")
asmgen.out(" stx prog8_lib.orig_stackpointer")
if(!options.noSysInit)
asmgen.out(" jsr sys.init_system")
asmgen.out(" jsr sys.init_system_phase2")
}
OutputType.PRG -> {
when(options.launcher) {
@@ -109,35 +103,25 @@ internal class ProgramAndVarsGen(
asmgen.out(" .null $9e, format(' %d ', prog8_entrypoint), $3a, $8f, ' prog8'")
asmgen.out("+\t.word 0")
asmgen.out("prog8_entrypoint\t; assembly code starts here")
asmgen.out(" cld")
asmgen.out(" tsx ; save stackpointer for sys.exit()")
asmgen.out(" stx prog8_lib.orig_stackpointer")
if(!options.noSysInit)
asmgen.out(" jsr sys.init_system")
asmgen.out(" jsr sys.init_system_phase2")
asmgen.out(" jsr ${compTarget.name}.init_system")
asmgen.out(" jsr ${compTarget.name}.init_system_phase2")
}
CbmPrgLauncherType.NONE -> {
// this is the same as RAW
asmgen.out("; ---- program without basic sys call ----")
asmgen.out("* = ${options.loadAddress.toHex()}")
asmgen.out(" cld")
asmgen.out(" tsx ; save stackpointer for sys.exit()")
asmgen.out(" stx prog8_lib.orig_stackpointer")
if(!options.noSysInit)
asmgen.out(" jsr sys.init_system")
asmgen.out(" jsr sys.init_system_phase2")
asmgen.out(" jsr ${compTarget.name}.init_system")
asmgen.out(" jsr ${compTarget.name}.init_system_phase2")
}
}
}
OutputType.XEX -> {
asmgen.out("; ---- atari xex program ----")
asmgen.out("* = ${options.loadAddress.toHex()}")
asmgen.out(" cld")
asmgen.out(" tsx ; save stackpointer for sys.exit()")
asmgen.out(" stx prog8_lib.orig_stackpointer")
if(!options.noSysInit)
asmgen.out(" jsr sys.init_system")
asmgen.out(" jsr sys.init_system_phase2")
asmgen.out(" jsr ${compTarget.name}.init_system")
asmgen.out(" jsr ${compTarget.name}.init_system_phase2")
}
}
@@ -150,25 +134,29 @@ internal class ProgramAndVarsGen(
pha""")
}
// make sure that on the cx16 and c64, basic rom is banked in again when we exit the program
when(compTarget.name) {
"cx16" -> {
if(options.floats)
asmgen.out(" lda #4 | sta $01") // to use floats, make sure Basic rom is banked in
asmgen.out(" jsr p8b_main.p8s_start")
asmgen.out(" jmp sys.cleanup_at_exit")
asmgen.out(" jsr main.start")
asmgen.out(" jmp ${compTarget.name}.cleanup_at_exit")
}
"c64" -> {
asmgen.out(" jsr p8b_main.p8s_start | lda #31 | sta $01")
asmgen.out(" jmp sys.cleanup_at_exit")
asmgen.out(" jsr main.start | lda #31 | sta $01")
if(!options.noSysInit)
asmgen.out(" jmp ${compTarget.name}.cleanup_at_exit")
else
asmgen.out(" rts")
}
"c128" -> {
asmgen.out(" jsr p8b_main.p8s_start | lda #0 | sta ${"$"}ff00")
asmgen.out(" jmp sys.cleanup_at_exit")
}
else -> {
asmgen.out(" jsr p8b_main.p8s_start")
asmgen.out(" jmp sys.cleanup_at_exit")
asmgen.out(" jsr main.start | lda #0 | sta ${"$"}ff00")
if(!options.noSysInit)
asmgen.out(" jmp ${compTarget.name}.cleanup_at_exit")
else
asmgen.out(" rts")
}
else -> asmgen.jmp("main.start")
}
}
@@ -185,120 +173,47 @@ internal class ProgramAndVarsGen(
}
}
private fun tempVars() {
asmgen.out("; expression temp vars\n .section BSS")
for((dt, count) in asmgen.tempVarsCounters) {
if(count>0) {
for(num in 1..count) {
val name = asmgen.buildTempVarName(dt, num)
when (dt) {
DataType.BOOL -> asmgen.out("$name .byte ?")
DataType.BYTE -> asmgen.out("$name .char ?")
DataType.UBYTE -> asmgen.out("$name .byte ?")
DataType.WORD -> asmgen.out("$name .sint ?")
DataType.UWORD -> asmgen.out("$name .word ?")
DataType.FLOAT -> asmgen.out("$name .fill ${options.compTarget.machine.FLOAT_MEM_SIZE}")
else -> throw AssemblyError("weird dt for extravar $dt")
}
}
}
}
asmgen.out(" .send BSS")
}
private fun footer() {
var relocateBssVars = false
var relocateBssSlabs = false
var relocatedBssStart = 0u
var relocatedBssEnd = 0u
if(options.varsGolden) {
if(options.compTarget.machine.BSSGOLDENRAM_START == 0u ||
options.compTarget.machine.BSSGOLDENRAM_END == 0u ||
options.compTarget.machine.BSSGOLDENRAM_END <= options.compTarget.machine.BSSGOLDENRAM_START) {
throw AssemblyError("current compilation target hasn't got the golden ram area properly defined or it is simply not available")
}
relocateBssVars = true
relocatedBssStart = options.compTarget.machine.BSSGOLDENRAM_START
relocatedBssEnd = options.compTarget.machine.BSSGOLDENRAM_END
}
else if(options.varsHighBank!=null) {
if(options.compTarget.machine.BSSHIGHRAM_START == 0u ||
options.compTarget.machine.BSSHIGHRAM_END == 0u ||
options.compTarget.machine.BSSHIGHRAM_END <= options.compTarget.machine.BSSHIGHRAM_START) {
throw AssemblyError("current compilation target hasn't got the high ram area properly defined or it is simply not available")
}
if(options.slabsHighBank!=null && options.varsHighBank!=options.slabsHighBank)
throw AssemblyError("slabs and vars high bank must be the same")
relocateBssVars = true
relocatedBssStart = options.compTarget.machine.BSSHIGHRAM_START
relocatedBssEnd = options.compTarget.machine.BSSHIGHRAM_END
}
if(options.slabsGolden) {
if(options.compTarget.machine.BSSGOLDENRAM_START == 0u ||
options.compTarget.machine.BSSGOLDENRAM_END == 0u ||
options.compTarget.machine.BSSGOLDENRAM_END <= options.compTarget.machine.BSSGOLDENRAM_START) {
throw AssemblyError("current compilation target hasn't got the golden ram area properly defined or it is simply not available")
}
relocateBssSlabs = true
relocatedBssStart = options.compTarget.machine.BSSGOLDENRAM_START
relocatedBssEnd = options.compTarget.machine.BSSGOLDENRAM_END
}
else if(options.slabsHighBank!=null) {
if(options.compTarget.machine.BSSHIGHRAM_START == 0u ||
options.compTarget.machine.BSSHIGHRAM_END == 0u ||
options.compTarget.machine.BSSHIGHRAM_END <= options.compTarget.machine.BSSHIGHRAM_START) {
throw AssemblyError("current compilation target hasn't got the high ram area properly defined or it is simply not available")
}
if(options.varsHighBank!=null && options.varsHighBank!=options.slabsHighBank)
throw AssemblyError("slabs and vars high bank must be the same")
relocateBssSlabs = true
relocatedBssStart = options.compTarget.machine.BSSHIGHRAM_START
relocatedBssEnd = options.compTarget.machine.BSSHIGHRAM_END
}
asmgen.out("; bss sections")
asmgen.out("PROG8_VARSHIGH_RAMBANK = ${options.varsHighBank ?: 1}")
if(relocateBssVars) {
if(!relocateBssSlabs)
if(options.varsHigh) {
if(options.compTarget.machine.BSSHIGHRAM_START == 0u || options.compTarget.machine.BSSHIGHRAM_END==0u) {
throw AssemblyError("current compilation target hasn't got the high ram area properly defined")
}
// BSS vars in high ram area, memory() slabs just concatenated at the end of the program.
if(symboltable.allMemorySlabs.isNotEmpty()) {
asmgen.out(" .dsection slabs_BSS")
}
asmgen.out("prog8_program_end\t; end of program label for progend()")
asmgen.out(" * = ${relocatedBssStart.toHex()}")
asmgen.out(" * = ${options.compTarget.machine.BSSHIGHRAM_START.toHex()}")
asmgen.out("prog8_bss_section_start")
asmgen.out(" .dsection BSS")
if(relocateBssSlabs)
asmgen.out(" .dsection slabs_BSS")
asmgen.out(" .cerror * > ${relocatedBssEnd.toHex()}, \"too many variables/data for BSS section\"")
asmgen.out(" .cerror * >= ${options.compTarget.machine.BSSHIGHRAM_END.toHex()}, \"too many variables for BSS section\"")
asmgen.out("prog8_bss_section_size = * - prog8_bss_section_start")
} else {
// BSS vars followed by memory() slabs, concatenated at the end of the program.
asmgen.out("prog8_bss_section_start")
asmgen.out(" .dsection BSS")
asmgen.out("prog8_bss_section_size = * - prog8_bss_section_start")
if(!relocateBssSlabs)
if(symboltable.allMemorySlabs.isNotEmpty()) {
asmgen.out(" .dsection slabs_BSS")
asmgen.out("prog8_program_end\t; end of program label for progend()")
if(relocateBssSlabs) {
asmgen.out(" * = ${relocatedBssStart.toHex()}")
asmgen.out(" .dsection slabs_BSS")
asmgen.out(" .cerror * > ${relocatedBssEnd.toHex()}, \"too many data for slabs_BSS section\"")
}
asmgen.out("prog8_program_end\t; end of program label for progend()")
}
}
private fun block2asm(block: PtBlock) {
asmgen.out("")
asmgen.out("; ---- block: '${block.name}' ----")
if(block.options.address!=null)
asmgen.out("* = ${block.options.address!!.toHex()}")
if(block.address!=null)
asmgen.out("* = ${block.address!!.toHex()}")
else {
if(block.options.alignment==PtBlock.BlockAlignment.WORD)
if(block.alignment==PtBlock.BlockAlignment.WORD)
asmgen.out("\t.align 2")
else if(block.options.alignment==PtBlock.BlockAlignment.PAGE)
else if(block.alignment==PtBlock.BlockAlignment.PAGE)
asmgen.out("\t.align $100")
}
asmgen.out("${block.name}\t" + (if(block.options.forceOutput) ".block" else ".proc"))
asmgen.out("${block.name}\t" + (if(block.forceOutput) ".block" else ".proc"))
asmgen.outputSourceLine(block)
createBlockVariables(block)
@@ -321,7 +236,7 @@ internal class ProgramAndVarsGen(
asmgen.out(" rts\n .bend")
}
asmgen.out(if(block.options.forceOutput) "\n\t.bend" else "\n\t.pend")
asmgen.out(if(block.forceOutput) "\n\t.bend" else "\n\t.pend")
}
private fun getVars(scope: StNode): Map<String, StNode> =
@@ -354,14 +269,16 @@ internal class ProgramAndVarsGen(
internal fun translateAsmSubroutine(sub: PtAsmSub) {
if(sub.inline) {
return // subroutine gets inlined at call site.
if(options.optimize) {
return
}
}
asmgen.out("")
val asmStartScope: String
val asmEndScope: String
if(sub.definingBlock()!!.options.forceOutput) {
if(sub.definingBlock()!!.forceOutput) {
asmStartScope = ".block"
asmEndScope = ".bend"
} else {
@@ -384,7 +301,7 @@ internal class ProgramAndVarsGen(
val asmStartScope: String
val asmEndScope: String
if(sub.definingBlock()!!.options.forceOutput) {
if(sub.definingBlock()!!.forceOutput) {
asmStartScope = ".block"
asmEndScope = ".bend"
} else {
@@ -394,9 +311,7 @@ internal class ProgramAndVarsGen(
asmgen.out("${sub.name}\t$asmStartScope")
val scope = symboltable.lookupOrElse(sub.scopedName) {
throw AssemblyError("lookup ${sub.scopedName}")
}
val scope = symboltable.lookupOrElse(sub.scopedName) { throw AssemblyError("lookup") }
require(scope.type==StNodeType.SUBROUTINE)
val varsInSubroutine = getVars(scope)
@@ -416,7 +331,7 @@ internal class ProgramAndVarsGen(
asmsubs2asm(sub.children)
// the main.start subroutine is the program's entrypoint and should perform some initialization logic
if((sub.name=="start" || sub.name=="p8s_start") && (sub.definingBlock()!!.name=="main" || sub.definingBlock()!!.name=="p8b_main"))
if(sub.name=="start" && sub.definingBlock()!!.name=="main")
entrypointInitialization()
if(functioncallAsmGen.optimizeIntArgsViaRegisters(sub)) {
@@ -424,7 +339,7 @@ internal class ProgramAndVarsGen(
if(sub.parameters.size==1) {
val dt = sub.parameters[0].type
val target = AsmAssignTarget(TargetStorageKind.VARIABLE, asmgen, dt, sub, sub.parameters[0].position, variableAsmName = sub.parameters[0].name)
if(dt in ByteDatatypesWithBoolean)
if(dt in ByteDatatypes)
asmgen.assignRegister(RegisterOrPair.A, target)
else
asmgen.assignRegister(RegisterOrPair.AY, target)
@@ -454,6 +369,12 @@ internal class ProgramAndVarsGen(
else -> throw AssemblyError("weird dt for extravar $dt")
}
}
if(asmGenInfo.usedRegsaveA) // will probably never occur
asmgen.out("prog8_regsaveA .byte ?")
if(asmGenInfo.usedRegsaveX)
asmgen.out("prog8_regsaveX .byte ?")
if(asmGenInfo.usedRegsaveY)
asmgen.out("prog8_regsaveY .byte ?")
if(asmGenInfo.usedFloatEvalResultVar1)
asmgen.out("$subroutineFloatEvalResultVar1 .fill ${options.compTarget.machine.FLOAT_MEM_SIZE}")
if(asmGenInfo.usedFloatEvalResultVar2)
@@ -470,10 +391,22 @@ internal class ProgramAndVarsGen(
}
private fun entrypointInitialization() {
// zero out the BSS area first, before setting the variable init values
asmgen.out(" jsr prog8_lib.program_startup_clear_bss")
asmgen.out("; program startup initialization")
asmgen.out(" cld | tsx | stx prog8_lib.orig_stackpointer ; required for sys.exit()")
// set full BSS area to zero
asmgen.out("""
.if prog8_bss_section_size>0
; reset all variables in BSS section to zero
lda #<prog8_bss_section_start
ldy #>prog8_bss_section_start
sta P8ZP_SCRATCH_W1
sty P8ZP_SCRATCH_W1+1
ldx #<prog8_bss_section_size
ldy #>prog8_bss_section_size
lda #0
jsr prog8_lib.memset
.endif""")
// initialize block-level (global) variables at program start
blockVariableInitializers.forEach {
if (it.value.isNotEmpty())
asmgen.out(" jsr ${it.key.name}.prog8_init_vars")
@@ -501,12 +434,12 @@ internal class ProgramAndVarsGen(
asmgen.out("""
lda #<${name}_init_value
ldy #>${name}_init_value
sta cx16.r0
sty cx16.r0+1
sta cx16.r0L
sty cx16.r0H
lda #<${name}
ldy #>${name}
sta cx16.r1
sty cx16.r1+1
sta cx16.r1L
sty cx16.r1H
lda #<$size
ldy #>$size
jsr sys.memcopy""")
@@ -524,7 +457,10 @@ internal class ProgramAndVarsGen(
arrayVariable2asm(varname, it.alloc.dt, it.value, null)
}
asmgen.out("+")
asmgen.out("""+
ldx #127 ; init estack ptr (half page)
clv
clc""")
}
private class ZpStringWithInitial(
@@ -544,8 +480,8 @@ internal class ProgramAndVarsGen(
val vars = allocator.zeropageVars.filter { it.value.dt==DataType.STR }
for (variable in vars) {
val scopedName = variable.key
val svar = symboltable.lookup(scopedName) as? StStaticVariable
if(svar?.onetimeInitializationStringValue!=null)
val svar = symboltable.flat.getValue(scopedName) as StStaticVariable
if(svar.onetimeInitializationStringValue!=null)
result.add(ZpStringWithInitial(scopedName, variable.value, svar.onetimeInitializationStringValue!!))
}
return result
@@ -556,8 +492,8 @@ internal class ProgramAndVarsGen(
val vars = allocator.zeropageVars.filter { it.value.dt in ArrayDatatypes }
for (variable in vars) {
val scopedName = variable.key
val svar = symboltable.lookup(scopedName) as? StStaticVariable
if(svar?.onetimeInitializationArrayValue!=null)
val svar = symboltable.flat.getValue(scopedName) as StStaticVariable
if(svar.onetimeInitializationArrayValue!=null)
result.add(ZpArrayWithInitial(scopedName, variable.value, svar.onetimeInitializationArrayValue!!))
}
return result
@@ -568,15 +504,7 @@ internal class ProgramAndVarsGen(
for ((scopedName, zpvar) in zpVariables) {
if (scopedName.startsWith("cx16.r"))
continue // The 16 virtual registers of the cx16 are not actual variables in zp, they're memory mapped
val variable = symboltable.flat.getValue(scopedName) as StStaticVariable
if(variable.dt in SplitWordArrayTypes) {
val lsbAddr = zpvar.address
val msbAddr = zpvar.address + (zpvar.size/2).toUInt()
asmgen.out("${scopedName.substringAfterLast('.')}_lsb \t= $lsbAddr \t; zp ${zpvar.dt} (lsbs)")
asmgen.out("${scopedName.substringAfterLast('.')}_msb \t= $msbAddr \t; zp ${zpvar.dt} (msbs)")
} else {
asmgen.out("${scopedName.substringAfterLast('.')} \t= ${zpvar.address} \t; zp ${zpvar.dt}")
}
asmgen.out("${scopedName.substringAfterLast('.')} \t= ${zpvar.address} \t; zp ${zpvar.dt}")
}
}
@@ -584,7 +512,7 @@ internal class ProgramAndVarsGen(
asmgen.out("")
val (varsNoInit, varsWithInit) = variables.partition { it.uninitialized }
if(varsNoInit.isNotEmpty()) {
asmgen.out("; non-zeropage variables")
asmgen.out("; non-zeropage variables without initialization value")
asmgen.out(" .section BSS")
varsNoInit.sortedWith(compareBy<StStaticVariable> { it.name }.thenBy { it.dt }).forEach {
uninitializedVariable2asm(it)
@@ -593,7 +521,7 @@ internal class ProgramAndVarsGen(
}
if(varsWithInit.isNotEmpty()) {
asmgen.out("; non-zeropage variables with init value")
asmgen.out("; non-zeropage variables")
val (stringvars, othervars) = varsWithInit.sortedBy { it.name }.partition { it.dt == DataType.STR }
stringvars.forEach {
outputStringvar(
@@ -610,16 +538,11 @@ internal class ProgramAndVarsGen(
private fun uninitializedVariable2asm(variable: StStaticVariable) {
when (variable.dt) {
DataType.BOOL, DataType.UBYTE -> asmgen.out("${variable.name}\t.byte ?")
DataType.UBYTE -> asmgen.out("${variable.name}\t.byte ?")
DataType.BYTE -> asmgen.out("${variable.name}\t.char ?")
DataType.UWORD -> asmgen.out("${variable.name}\t.word ?")
DataType.WORD -> asmgen.out("${variable.name}\t.sint ?")
DataType.FLOAT -> asmgen.out("${variable.name}\t.fill ${compTarget.machine.FLOAT_MEM_SIZE}")
in SplitWordArrayTypes -> {
val numbytesPerHalf = compTarget.memorySize(variable.dt, variable.length!!) / 2
asmgen.out("${variable.name}_lsb\t.fill $numbytesPerHalf")
asmgen.out("${variable.name}_msb\t.fill $numbytesPerHalf")
}
in ArrayDatatypes -> {
val numbytes = compTarget.memorySize(variable.dt, variable.length!!)
asmgen.out("${variable.name}\t.fill $numbytes")
@@ -640,7 +563,7 @@ internal class ProgramAndVarsGen(
} else 0
when (variable.dt) {
DataType.BOOL, DataType.UBYTE -> asmgen.out("${variable.name}\t.byte ${initialValue.toHex()}")
DataType.UBYTE -> asmgen.out("${variable.name}\t.byte ${initialValue.toHex()}")
DataType.BYTE -> asmgen.out("${variable.name}\t.char $initialValue")
DataType.UWORD -> asmgen.out("${variable.name}\t.word ${initialValue.toHex()}")
DataType.WORD -> asmgen.out("${variable.name}\t.sint $initialValue")
@@ -664,7 +587,7 @@ internal class ProgramAndVarsGen(
private fun arrayVariable2asm(varname: String, dt: DataType, value: StArray?, orNumberOfZeros: Int?) {
when(dt) {
DataType.ARRAY_UB, DataType.ARRAY_BOOL -> {
DataType.ARRAY_UB -> {
val data = makeArrayFillDataUnsigned(dt, value, orNumberOfZeros)
if (data.size <= 16)
asmgen.out("$varname\t.byte ${data.joinToString()}")
@@ -704,18 +627,6 @@ internal class ProgramAndVarsGen(
asmgen.out(" .sint " + chunk.joinToString())
}
}
DataType.ARRAY_UW_SPLIT -> {
val data = makeArrayFillDataUnsigned(dt, value, orNumberOfZeros)
asmgen.out("_array_$varname := ${data.joinToString()}")
asmgen.out("${varname}_lsb\t.byte <_array_$varname")
asmgen.out("${varname}_msb\t.byte >_array_$varname")
}
DataType.ARRAY_W_SPLIT -> {
val data = makeArrayFillDataSigned(dt, value, orNumberOfZeros)
asmgen.out("_array_$varname := ${data.joinToString()}")
asmgen.out("${varname}_lsb\t.byte <_array_$varname")
asmgen.out("${varname}_msb\t.byte >_array_$varname")
}
DataType.ARRAY_F -> {
val array = value ?: zeroFilledArray(orNumberOfZeros!!)
val floatFills = array.map {
@@ -732,7 +643,7 @@ internal class ProgramAndVarsGen(
private fun zeroFilledArray(numElts: Int): StArray {
val values = mutableListOf<StArrayElement>()
repeat(numElts) {
values.add(StArrayElement(0.0, null, null))
values.add(StArrayElement(0.0, null))
}
return values
}
@@ -769,23 +680,13 @@ internal class ProgramAndVarsGen(
private fun makeArrayFillDataUnsigned(dt: DataType, value: StArray?, orNumberOfZeros: Int?): List<String> {
val array = value ?: zeroFilledArray(orNumberOfZeros!!)
return when (dt) {
DataType.ARRAY_BOOL ->
// byte array can never contain pointer-to types, so treat values as all integers
array.map {
if(it.boolean!=null)
if(it.boolean==true) "1" else "0"
else {
val number = it.number!!
if(number==0.0) "0" else "1"
}
}
DataType.ARRAY_UB ->
// byte array can never contain pointer-to types, so treat values as all integers
array.map {
val number = it.number!!.toInt()
"$"+number.toString(16).padStart(2, '0')
}
DataType.ARRAY_UW, DataType.ARRAY_UW_SPLIT -> array.map {
DataType.ARRAY_UW -> array.map {
if(it.number!=null) {
"$" + it.number!!.toInt().toString(16).padStart(4, '0')
}
@@ -817,11 +718,11 @@ internal class ProgramAndVarsGen(
else
"-$$hexnum"
}
DataType.ARRAY_UW, DataType.ARRAY_UW_SPLIT -> array.map {
DataType.ARRAY_UW -> array.map {
val number = it.number!!.toInt()
"$" + number.toString(16).padStart(4, '0')
}
DataType.ARRAY_W, DataType.ARRAY_W_SPLIT -> array.map {
DataType.ARRAY_W -> array.map {
val number = it.number!!.toInt()
val hexnum = number.absoluteValue.toString(16).padStart(4, '0')
if(number>=0)
@@ -48,9 +48,9 @@ internal class VariableAllocator(private val symboltable: SymbolTable,
val numberOfAllocatableVariables = allVariables.size
val varsRequiringZp = allVariables.filter { it.zpwish == ZeropageWish.REQUIRE_ZEROPAGE }
val varsPreferringZp = allVariables.filter { it.zpwish == ZeropageWish.PREFER_ZEROPAGE }
val varsNotZp = allVariables.filter { it.zpwish == ZeropageWish.NOT_IN_ZEROPAGE }
val varsDontCare = allVariables.filter { it.zpwish == ZeropageWish.DONTCARE }
require(varsDontCare.size + varsRequiringZp.size + varsPreferringZp.size + varsNotZp.size == numberOfAllocatableVariables)
val numberOfExplicitNonZpVariables = allVariables.count { it.zpwish == ZeropageWish.NOT_IN_ZEROPAGE }
require(varsDontCare.size + varsRequiringZp.size + varsPreferringZp.size + numberOfExplicitNonZpVariables == numberOfAllocatableVariables)
var numVariablesAllocatedInZP = 0
var numberOfNonIntegerVariables = 0
@@ -86,12 +86,12 @@ internal class VariableAllocator(private val symboltable: SymbolTable,
// no need to check for allocation error, if there is one, just allocate in normal system ram.
}
// try to allocate the "don't care" interger variables into the zeropage until it is full.
// try to allocate any other interger variables into the zeropage until it is full.
// TODO some form of intelligent priorization? most often used variables first? loopcounter vars first? ...?
if(errors.noErrors()) {
val sortedList = varsDontCare.sortedByDescending { it.scopedName }
for (variable in sortedList) {
if(variable.dt in IntegerDatatypesWithBoolean) {
if(variable.dt in IntegerDatatypes) {
if(zeropage.free.isEmpty()) {
break
} else {
@@ -110,7 +110,9 @@ internal class VariableAllocator(private val symboltable: SymbolTable,
}
}
// note: no zeropage allocation is done at all for the @nozp variables. This means they will always end up outside the zeropage.
// println(" number of allocated vars: $numberOfAllocatableVariables")
// println(" put into zeropage: $numVariablesAllocatedInZP, non-zp allocatable: ${numberOfNonIntegerVariables+numberOfExplicitNonZpVariables}")
// println(" zeropage free space: ${zeropage.free.size} bytes")
}
private fun collectAllVariables(st: SymbolTable): Collection<StStaticVariable> {
@@ -1,204 +0,0 @@
package prog8.codegen.cpu6502.assignment
import prog8.code.ast.PtBinaryExpression
import prog8.code.ast.PtExpression
import prog8.code.core.*
import prog8.code.target.C64Target
import prog8.code.target.Cx16Target
import prog8.codegen.cpu6502.AsmGen6502Internal
//
// This contains codegen for stack-based evaluation of binary expressions.
// It uses the CPU stack so depth is limited.
// It is called "as a last resort" if the optimized codegen path is unable
// to come up with a special case of the expression.
//
internal class AnyExprAsmGen(
private val asmgen: AsmGen6502Internal
) {
fun assignAnyExpressionUsingStack(expr: PtBinaryExpression, assign: AsmAssignment): Boolean {
when(expr.type) {
in ByteDatatypesWithBoolean -> {
if(expr.left.type in ByteDatatypesWithBoolean && expr.right.type in ByteDatatypesWithBoolean)
return assignByteBinExpr(expr, assign)
if (expr.left.type in WordDatatypes && expr.right.type in WordDatatypes) {
require(expr.operator in ComparisonOperators)
throw AssemblyError("words operands comparison -> byte, should have been handled elsewhere")
}
if (expr.left.type==DataType.FLOAT && expr.right.type==DataType.FLOAT) {
require(expr.operator in ComparisonOperators)
return assignFloatBinExpr(expr, assign)
}
throw AssemblyError("weird expr operand types: ${expr.left.type} and ${expr.right.type}")
}
in WordDatatypes -> {
require(expr.left.type in WordDatatypes && expr.right.type in WordDatatypes) {
"both operands must be words"
}
throw AssemblyError("expression should have been handled otherwise: word ${expr.operator} at ${expr.position}")
}
DataType.FLOAT -> {
require(expr.left.type==DataType.FLOAT && expr.right.type==DataType.FLOAT) {
"both operands must be floats"
}
return assignFloatBinExpr(expr, assign)
}
else -> throw AssemblyError("weird expression type in assignment")
}
}
private fun assignByteBinExpr(expr: PtBinaryExpression, assign: AsmAssignment): Boolean {
when(expr.operator) {
"+" -> {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.A, false)
asmgen.out(" pha")
asmgen.assignExpressionToVariable(expr.right, "P8ZP_SCRATCH_B1", DataType.UBYTE)
asmgen.out(" pla | clc | adc P8ZP_SCRATCH_B1")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"-" -> {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.A, false)
asmgen.out(" pha")
asmgen.assignExpressionToVariable(expr.right, "P8ZP_SCRATCH_B1", DataType.UBYTE)
asmgen.out(" pla | sec | sbc P8ZP_SCRATCH_B1")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"*" -> TODO("byte * at ${expr.position}")
"/" -> TODO("byte / at ${expr.position}")
"<<" -> TODO("byte << at ${expr.position}")
">>" -> TODO("byte >> at ${expr.position}")
"%" -> TODO("byte % at ${expr.position}")
"and" -> TODO("logical and (with optional shortcircuit) ${expr.position}")
"or" -> TODO("logical or (with optional shortcircuit) ${expr.position}")
"&" -> {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.A, false)
asmgen.out(" pha")
asmgen.assignExpressionToVariable(expr.right, "P8ZP_SCRATCH_B1", DataType.UBYTE)
asmgen.out(" pla | and P8ZP_SCRATCH_B1")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"|" -> {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.A, false)
asmgen.out(" pha")
asmgen.assignExpressionToVariable(expr.right, "P8ZP_SCRATCH_B1", DataType.UBYTE)
asmgen.out(" pla | ora P8ZP_SCRATCH_B1")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"^", "xor" -> {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.A, false)
asmgen.out(" pha")
asmgen.assignExpressionToVariable(expr.right, "P8ZP_SCRATCH_B1", DataType.UBYTE)
asmgen.out(" pla | eor P8ZP_SCRATCH_B1")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"==" -> TODO("byte == at ${expr.position}")
"!=" -> TODO("byte != at ${expr.position}")
"<" -> TODO("byte < at ${expr.position}")
"<=" -> TODO("byte <= at ${expr.position}")
">" -> TODO("byte > at ${expr.position}")
">=" -> TODO("byte >= at ${expr.position}")
else -> return false
}
}
private fun assignFloatBinExpr(expr: PtBinaryExpression, assign: AsmAssignment): Boolean {
when(expr.operator) {
"+" -> {
assignFloatOperandsToFACandARG(expr.left, expr.right)
asmgen.out(" jsr floats.FADDT")
asmgen.assignRegister(RegisterOrPair.FAC1, assign.target)
return true
}
"-" -> {
assignFloatOperandsToFACandARG(expr.right, expr.left)
asmgen.out(" jsr floats.FSUBT")
asmgen.assignRegister(RegisterOrPair.FAC1, assign.target)
return true
}
"*" -> {
assignFloatOperandsToFACandARG(expr.left, expr.right)
asmgen.out(" jsr floats.FMULTT")
asmgen.assignRegister(RegisterOrPair.FAC1, assign.target)
return true
}
"/" -> {
assignFloatOperandsToFACandARG(expr.right, expr.left)
asmgen.out(" jsr floats.FDIVT")
asmgen.assignRegister(RegisterOrPair.FAC1, assign.target)
return true
}
"==" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_equal_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"!=" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_notequal_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"<" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_less_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
">" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_greater_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
"<=" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_lesseq_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
">=" -> {
setupFloatComparisonFAC1vsVarAY(expr)
asmgen.out(" jsr floats.var_fac1_greatereq_f")
asmgen.assignRegister(RegisterOrPair.A, assign.target)
return true
}
else -> TODO("float expression operator ${expr.operator}")
}
}
private fun assignFloatOperandsToFACandARG(left: PtExpression, right: PtExpression) {
when(asmgen.options.compTarget.name) {
C64Target.NAME -> {
// C64 math library has a quirk: you have always make sure FAC2/ARG is loaded last (done using CONUPK)
// otherwise the result of certain floating point operations such as FDIVT will be wrong.
// see https://www.c64-wiki.com/wiki/CONUPK
// Unfortunately this means we have to push and pop an intermediary floating point value to and from memory.
asmgen.assignExpressionToRegister(right, RegisterOrPair.FAC1, true)
asmgen.pushFAC1()
asmgen.assignExpressionToRegister(left, RegisterOrPair.FAC1, true)
asmgen.popFAC2()
}
Cx16Target.NAME -> {
asmgen.assignExpressionToRegister(left, RegisterOrPair.FAC1, true)
if (!right.isSimple()) asmgen.pushFAC1()
asmgen.assignExpressionToRegister(right, RegisterOrPair.FAC2, true)
if (!right.isSimple()) asmgen.popFAC1()
}
else -> TODO("don't know how to evaluate float expression for selected compilation target")
}
}
private fun setupFloatComparisonFAC1vsVarAY(expr: PtBinaryExpression) {
asmgen.assignExpressionToRegister(expr.left, RegisterOrPair.FAC1, true)
if(!expr.right.isSimple()) asmgen.pushFAC1()
asmgen.assignExpressionToVariable(expr.right, "floats.floats_temp_var", DataType.FLOAT)
if(!expr.right.isSimple()) asmgen.popFAC1()
asmgen.out(" lda #<floats.floats_temp_var | ldy #>floats.floats_temp_var")
}
}
@@ -10,16 +10,17 @@ internal enum class TargetStorageKind {
VARIABLE,
ARRAY,
MEMORY,
REGISTER
REGISTER,
STACK
}
internal enum class SourceStorageKind {
LITERALBOOLEAN,
LITERALNUMBER,
VARIABLE,
ARRAY,
MEMORY,
REGISTER,
STACK, // value is already present on stack
EXPRESSION, // expression in ast-form, still to be evaluated
}
@@ -44,8 +45,8 @@ internal class AsmAssignTarget(val kind: TargetStorageKind,
}
init {
if(register!=null && datatype !in NumericDatatypesWithBoolean)
throw AssemblyError("must be numeric type")
if(register!=null && datatype !in NumericDatatypes)
throw AssemblyError("register must be integer or float type")
}
companion object {
@@ -114,12 +115,12 @@ internal class AsmAssignTarget(val kind: TargetStorageKind,
left is PtIdentifier && left.name==scopedName
}
TargetStorageKind.ARRAY -> {
left is PtArrayIndexer && left isSameAs array!! && left.splitWords==array.splitWords
left is PtArrayIndexer && left isSameAs array!!
}
TargetStorageKind.MEMORY -> {
left isSameAs memory!!
}
TargetStorageKind.REGISTER -> {
TargetStorageKind.REGISTER, TargetStorageKind.STACK -> {
false
}
}
@@ -134,7 +135,6 @@ internal class AsmAssignSource(val kind: SourceStorageKind,
val memory: PtMemoryByte? = null,
val register: RegisterOrPair? = null,
val number: PtNumber? = null,
val boolean: PtBool? = null,
val expression: PtExpression? = null
)
{
@@ -149,9 +149,6 @@ internal class AsmAssignSource(val kind: SourceStorageKind,
val cv = value as? PtNumber
if(cv!=null)
return AsmAssignSource(SourceStorageKind.LITERALNUMBER, program, asmgen, cv.type, number = cv)
val bv = value as? PtBool
if(bv!=null)
return AsmAssignSource(SourceStorageKind.LITERALBOOLEAN, program, asmgen, DataType.BOOL, boolean = bv)
return when(value) {
// checked above: is PtNumber -> throw AssemblyError("should have been constant value")
@@ -181,8 +178,8 @@ internal class AsmAssignSource(val kind: SourceStorageKind,
AsmAssignSource(SourceStorageKind.EXPRESSION, program, asmgen, value.type, expression = value)
}
is PtFunctionCall -> {
val symbol = asmgen.symbolTable.lookup(value.name) ?: throw AssemblyError("lookup error ${value.name}")
val sub = symbol.astNode as IPtSubroutine
val symbol = asmgen.symbolTable.lookup(value.name)
val sub = symbol!!.astNode as IPtSubroutine
val returnType = sub.returnsWhatWhere().firstOrNull { rr -> rr.first.registerOrPair != null || rr.first.statusflag!=null }?.second
?: throw AssemblyError("can't translate zero return values in assignment")
@@ -199,7 +196,7 @@ internal class AsmAssignSource(val kind: SourceStorageKind,
// allow some signed/unsigned relaxations
fun withAdjustedDt(newType: DataType) =
AsmAssignSource(kind, program, asmgen, newType, variableAsmName, array, memory, register, number, boolean, expression)
AsmAssignSource(kind, program, asmgen, newType, variableAsmName, array, memory, register, number, expression)
if(target.datatype!=datatype) {
if(target.datatype in ByteDatatypes && datatype in ByteDatatypes) {
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+4 -19
View File
@@ -5,7 +5,7 @@ import prog8.code.core.*
internal object DummyMemsizer : IMemSizer {
override fun memorySize(dt: DataType) = when(dt) {
in ByteDatatypesWithBoolean -> 1
in ByteDatatypes -> 1
DataType.FLOAT -> 5
else -> 2
}
@@ -18,8 +18,6 @@ internal object DummyMemsizer : IMemSizer {
}
internal object DummyStringEncoder : IStringEncoding {
override val defaultEncoding: Encoding = Encoding.ISO
override fun encodeString(str: String, encoding: Encoding): List<UByte> {
return emptyList()
}
@@ -29,11 +27,11 @@ internal object DummyStringEncoder : IStringEncoding {
}
}
internal class ErrorReporterForTests(private val throwExceptionAtReportIfErrors: Boolean=true, private val keepMessagesAfterReporting: Boolean=false): IErrorReporter {
internal class ErrorReporterForTests(private val throwExceptionAtReportIfErrors: Boolean=true, private val keepMessagesAfterReporting: Boolean=false):
IErrorReporter {
val errors = mutableListOf<String>()
val warnings = mutableListOf<String>()
val infos = mutableListOf<String>()
override fun err(msg: String, position: Position) {
val text = "${position.toClickableStr()} $msg"
@@ -47,25 +45,13 @@ internal class ErrorReporterForTests(private val throwExceptionAtReportIfErrors:
warnings.add(text)
}
override fun info(msg: String, position: Position) {
val text = "${position.toClickableStr()} $msg"
if(text !in infos)
infos.add(text)
}
override fun undefined(symbol: List<String>, position: Position) {
err("undefined symbol: ${symbol.joinToString(".")}", position)
}
override fun noErrors(): Boolean = errors.isEmpty()
override fun noErrorForLine(position: Position) = !errors.any { ":${position.line}:" in it }
override fun report() {
infos.forEach { println("UNITTEST COMPILATION REPORT: INFO: $it") }
warnings.forEach { println("UNITTEST COMPILATION REPORT: WARNING: $it") }
errors.forEach { println("UNITTEST COMPILATION REPORT: ERROR: $it") }
if(throwExceptionAtReportIfErrors)
finalizeNumErrors(errors.size, warnings.size, infos.size)
finalizeNumErrors(errors.size, warnings.size)
if(!keepMessagesAfterReporting) {
clear()
}
@@ -74,6 +60,5 @@ internal class ErrorReporterForTests(private val throwExceptionAtReportIfErrors:
fun clear() {
errors.clear()
warnings.clear()
infos.clear()
}
}
+9 -22
View File
@@ -1,9 +1,7 @@
package prog8tests.codegencpu6502
import io.kotest.assertions.throwables.shouldNotThrowAny
import io.kotest.assertions.withClue
import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.ints.shouldBeGreaterThanOrEqual
import io.kotest.matchers.shouldBe
import prog8.code.SymbolTableMaker
import prog8.code.ast.*
@@ -22,7 +20,6 @@ class TestCodegen: FunSpec({
CbmPrgLauncherType.NONE,
ZeropageType.DONTUSE,
zpReserved = emptyList(),
zpAllowed = CompilationOptions.AllZeropageAllowed,
floats = true,
noSysInit = false,
compTarget = target,
@@ -43,9 +40,9 @@ class TestCodegen: FunSpec({
// xx += cx16.r0
// }
//}
val codegen = AsmGen6502(prefixSymbols = false)
val codegen = AsmGen6502()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main",false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val block = PtBlock("main", null, false, false, PtBlock.BlockAlignment.NONE, SourceCode.Generated("test"), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("pi", DataType.UBYTE, ZeropageWish.DONTCARE, PtNumber(DataType.UBYTE, 0.0, Position.DUMMY), null, Position.DUMMY))
sub.add(PtVariable("particleX", DataType.ARRAY_UB, ZeropageWish.DONTCARE, null, 3u, Position.DUMMY))
@@ -53,7 +50,7 @@ class TestCodegen: FunSpec({
sub.add(PtVariable("xx", DataType.WORD, ZeropageWish.DONTCARE, PtNumber(DataType.WORD, 1.0, Position.DUMMY), null, Position.DUMMY))
val assign = PtAugmentedAssign("+=", Position.DUMMY)
val target = PtAssignTarget(false, Position.DUMMY).also {
val target = PtAssignTarget(Position.DUMMY).also {
val targetIdx = PtArrayIndexer(DataType.UBYTE, Position.DUMMY).also { idx ->
idx.add(PtIdentifier("main.start.particleX", DataType.ARRAY_UB, Position.DUMMY))
idx.add(PtNumber(DataType.UBYTE, 2.0, Position.DUMMY))
@@ -68,7 +65,7 @@ class TestCodegen: FunSpec({
sub.add(assign)
val prefixAssign = PtAugmentedAssign("-", Position.DUMMY)
val prefixTarget = PtAssignTarget(false, Position.DUMMY).also {
val prefixTarget = PtAssignTarget(Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataType.WORD, Position.DUMMY))
}
prefixAssign.add(prefixTarget)
@@ -76,7 +73,7 @@ class TestCodegen: FunSpec({
sub.add(prefixAssign)
val numberAssign = PtAugmentedAssign("-=", Position.DUMMY)
val numberAssignTarget = PtAssignTarget(false, Position.DUMMY).also {
val numberAssignTarget = PtAssignTarget(Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataType.WORD, Position.DUMMY))
}
numberAssign.add(numberAssignTarget)
@@ -84,7 +81,7 @@ class TestCodegen: FunSpec({
sub.add(numberAssign)
val cxregAssign = PtAugmentedAssign("+=", Position.DUMMY)
val cxregAssignTarget = PtAssignTarget(false, Position.DUMMY).also {
val cxregAssignTarget = PtAssignTarget(Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataType.WORD, Position.DUMMY))
}
cxregAssign.add(cxregAssignTarget)
@@ -95,7 +92,7 @@ class TestCodegen: FunSpec({
program.add(block)
// define the "cx16.r0" virtual register
val cx16block = PtBlock("cx16", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val cx16block = PtBlock("cx16", null, false, false, PtBlock.BlockAlignment.NONE, SourceCode.Generated("test"), Position.DUMMY)
cx16block.add(PtMemMapped("r0", DataType.UWORD, 100u, null, Position.DUMMY))
program.add(cx16block)
@@ -107,22 +104,12 @@ class TestCodegen: FunSpec({
Files.deleteIfExists(Path("${result.name}.asm"))
}
test("64tass assembler available? - if this fails you need to install 64tass version 1.58 or newer in the path") {
test("64tass assembler available? - if this fails you need to install 64tass in the path") {
val command = mutableListOf("64tass", "--version")
shouldNotThrowAny {
val proc = ProcessBuilder(command).start()
val output = String(proc.inputStream.readBytes())
val proc = ProcessBuilder(command).inheritIO().start()
val result = proc.waitFor()
result.shouldBe(0)
val (_, version) = output.split('V')
val (major, minor, _) = version.split('.')
val majorNum = major.toInt()
val minorNum = minor.toInt()
withClue("64tass version should be 1.58 or newer") {
majorNum shouldBeGreaterThanOrEqual 1
if (majorNum == 1)
minorNum shouldBeGreaterThanOrEqual 58
}
}
}
})
+6 -5
View File
@@ -6,8 +6,9 @@ plugins {
}
java {
targetCompatibility = JavaLanguageVersion.of(javaVersion)
sourceCompatibility = JavaLanguageVersion.of(javaVersion)
toolchain {
languageVersion = JavaLanguageVersion.of(javaVersion)
}
}
compileKotlin {
@@ -28,17 +29,17 @@ dependencies {
implementation project(':codeGenIntermediate')
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
// implementation "org.jetbrains.kotlin:kotlin-reflect"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:2.0.0"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:1.1.16"
}
sourceSets {
main {
java {
srcDir "${project.projectDir}/src"
srcDirs = ["${project.projectDir}/src"]
}
resources {
srcDir "${project.projectDir}/res"
srcDirs = ["${project.projectDir}/res"]
}
}
}
@@ -15,7 +15,7 @@ class ExperiCodeGen: ICodeGeneratorBackend {
symbolTable: SymbolTable,
options: CompilationOptions,
errors: IErrorReporter
): IAssemblyProgram {
): IAssemblyProgram? {
// you could write a code generator directly on the PtProgram AST,
// but you can also use the Intermediate Representation to build a codegen on:
@@ -26,15 +26,6 @@ class ExperiCodeGen: ICodeGeneratorBackend {
IRFileWriter(irProgram, null).write()
println("** experimental codegen stub: no assembly generated **")
return EmptyProgram
return null
}
}
private object EmptyProgram : IAssemblyProgram {
override val name = "<Empty Program>"
override fun assemble(options: CompilationOptions, errors: IErrorReporter): Boolean {
println("** nothing assembled **")
return true
}
}
}
+7 -10
View File
@@ -6,8 +6,9 @@ plugins {
}
java {
targetCompatibility = JavaLanguageVersion.of(javaVersion)
sourceCompatibility = JavaLanguageVersion.of(javaVersion)
toolchain {
languageVersion = JavaLanguageVersion.of(javaVersion)
}
}
compileKotlin {
@@ -27,22 +28,18 @@ dependencies {
implementation project(':intermediate')
implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
// implementation "org.jetbrains.kotlin:kotlin-reflect"
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:2.0.0"
testImplementation 'io.kotest:kotest-runner-junit5-jvm:5.9.1'
testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'
testImplementation 'io.kotest:kotest-framework-datatest:5.9.1'
testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
implementation "com.michael-bull.kotlin-result:kotlin-result-jvm:1.1.16"
testImplementation 'io.kotest:kotest-runner-junit5-jvm:5.5.5'
}
sourceSets {
main {
java {
srcDir "${project.projectDir}/src"
srcDirs = ["${project.projectDir}/src"]
}
resources {
srcDir "${project.projectDir}/res"
srcDirs = ["${project.projectDir}/res"]
}
}
test {
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