Irmen de Jong
491e5dbcfb
move the program startup and cleanup machinery to the front of the program to keep it in system ram
2024-11-05 22:12:25 +01:00
Irmen de Jong
4b4af9b527
no longer silently add RTS to asmsubs that don't have one
2024-10-27 13:49:00 +01:00
Irmen de Jong
a0cf1889a3
omit more redundant 0-initializations ("stz's")
2024-10-17 22:51:39 +02:00
Irmen de Jong
7c69d38588
scan all asmsubs to see if another subroutine is referenced. Fixes #153
2024-10-07 20:39:49 +02:00
Irmen de Jong
255c5bfaca
improve containment check for few values
2024-09-11 03:24:30 +02:00
Irmen de Jong
edc5a5a94f
improve data driven unit tests to use kotest withData()
2024-09-08 16:55:08 +02:00
Irmen de Jong
25f25a8767
Get rid of sort() and reverse() builtin functions.
...
Sort() had too many gotchas and reverse() is kinda redundant you can loop in decreasing order through an array too.
2024-07-06 17:07:58 +02:00
Irmen de Jong
ddf990296b
fix subroutine inlining symbol scope error
2024-06-29 18:53:54 +02:00
Irmen de Jong
4f8aaf9244
some tweaks and todos
2024-06-26 21:22:40 +02:00
Irmen de Jong
2675623aea
fix optimization ast parent linkage problem
2024-04-16 23:27:22 +02:00
Irmen de Jong
cfe3fcc9e7
fix symbol table issue
2024-04-06 12:53:33 +02:00
Irmen de Jong
66a6659a6e
cbm.STOP2() and cbm.GETIN2() convenience routines
2024-04-06 02:16:21 +02:00
Irmen de Jong
ad4880997a
no operand swap on logical expressions with shortcircuit evaluation (and,or are no longer associative!)
2024-03-20 22:34:48 +01:00
Irmen de Jong
de3d0b40dc
fixed vm problem with branching instructions in global init chunk
2024-03-17 13:22:17 +01:00
Irmen de Jong
a5110b1f96
improved De Morgan rewrite rules
2024-03-02 23:19:39 +01:00
Irmen de Jong
f40b7b62bb
updated unit tests and some basic changes for them
2024-03-02 23:19:20 +01:00
Irmen de Jong
01bbc2234e
fix absorption law optimization, add 2 additional optimizations
2024-02-14 23:12:54 +01:00
Irmen de Jong
4dc50cb551
fix unused subroutine removal not removing all unused subs
2024-02-10 21:26:53 +01:00
Irmen de Jong
358215e4dd
removed postIncrDecr (still allow ++/-- to be parsed into +=1/-=1)
2024-02-06 18:50:08 +01:00
Irmen de Jong
a8c09d6144
removed a problematic bitshift replacement in the const evaluator
2024-01-21 23:05:51 +01:00
Irmen de Jong
bc3f2db3de
Fix call graph to no longer mark subroutines unused, that still get their variables referenced somewhere.
...
Revert palette.default_colors_16[] back to palette.set_default16.colors.
2024-01-11 22:12:01 +01:00
Irmen de Jong
f8084e7955
fix const replacement optimization error on memory mapped variable
2024-01-07 18:48:18 +01:00
Irmen de Jong
6d9fccacb1
boolean not expression tweaks and optimizations
2024-01-05 13:32:16 +01:00
Irmen de Jong
37638e7ed0
added Absorption laws optimization
2024-01-05 00:36:47 +01:00
Irmen de Jong
8a0e650511
apply De Morgan's laws for logical not, results in smaller code
2024-01-04 23:45:46 +01:00
Irmen de Jong
56ba24962c
fixed 'not not x' optimization to just 'x'
2024-01-04 15:02:21 +01:00
Irmen de Jong
8f18b5b8a7
keep distinction between logical and bitwise boolean operators
2023-12-30 01:08:42 +01:00
Irmen de Jong
d03ff1e4d0
improved var -> const replacement, now done in constfolding already (fixes some obscure problems later on)
...
Also fixed some directive parenting errors
2023-12-29 19:48:40 +01:00
Irmen de Jong
a0594cbce3
const optimizer now knows about a bunch of library functions, such as math.*
2023-12-28 20:14:13 +01:00
Irmen de Jong
44d82f9190
add unit tests
2023-12-28 13:30:07 +01:00
Irmen de Jong
09c6cb4d6b
replace unwritten vars by consts. Improved const eval.
...
Fixed some slight bugs in library code
2023-12-28 05:17:15 +01:00
Irmen de Jong
ffdc658dc8
type error tweaks
2023-12-26 18:49:01 +01:00
Irmen de Jong
6bc079c7b7
more asm symbol prefixing: variables with p8v_, subroutines with p8s_ etc
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labels with p8l_ . All this to avoid symbol clashes in the generated assembly code.
Everything got its own distinguishing prefix so we're done with it once and for all and have only 1 breaking change moment.
2023-12-20 22:20:59 +01:00
Irmen de Jong
a8be94de6b
better error message when attempting to cast a float to integer
2023-12-15 22:28:06 +01:00
Irmen de Jong
6ebd4e821f
improved docs about subroutine scoping, fix possible optimizer crash for inlined sub
2023-12-04 23:23:52 +01:00
Irmen de Jong
88a1aa4f3d
fix invalid optimization for integers (X/C1)*C2 , only ok for floats because of int rounding
2023-12-01 23:17:49 +01:00
Irmen de Jong
62d3f01948
fix name check in inline asm
...
this no longer removes a subroutine that is otherwise only called from inlined asm.
2023-11-21 01:26:50 +01:00
Irmen de Jong
f21adaa3ef
fix compiler error caused by removal of string symbol in txt.print() optimization
2023-11-17 19:51:48 +01:00
Irmen de Jong
70a78e74f6
get rid of binexpr splitter
2023-07-20 01:36:43 +02:00
Irmen de Jong
38efe25c68
abs() now works on multiple data types including float.
...
no need to use floats.fabs() anymore
2023-05-02 01:19:53 +02:00
Irmen de Jong
dc32318cec
fix possible string error on inlined subroutines
2023-03-12 18:16:48 +01:00
Irmen de Jong
fc253237c9
fix issues with reporting inlined subroutines as unused
2023-03-07 23:47:14 +01:00
Irmen de Jong
540b3ae2f4
tweak BinaryExpression splitting
2023-02-28 21:45:38 +01:00
Irmen de Jong
cf3523f49f
Merge branch 'codegen-on-new-ast'
2023-02-14 22:48:11 +01:00
Irmen de Jong
bceaebe856
fix crash on sort/reverse unused arrays
...
fixes #95
2023-02-14 00:26:29 +01:00
Irmen de Jong
6aabbffc62
some cleanups
2023-02-09 02:34:18 +01:00
Irmen de Jong
f117805129
order
2023-02-05 12:36:32 +01:00
Irmen de Jong
81bd5c784e
don't remove consecutive assigns to IO space location
2022-12-24 18:01:54 +01:00
Irmen de Jong
88cbb6913d
tweak bool type handling
2022-07-11 14:55:50 +02:00
Irmen de Jong
24d13dd120
fix problematic optimizations to logical expressions
2022-07-02 00:56:24 +02:00