implementing the array copys

This commit is contained in:
Irmen de Jong 2024-02-10 00:54:15 +01:00
parent 16c1309df1
commit 906d9d858c
13 changed files with 169 additions and 88 deletions

12
Makefile Normal file
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@ -0,0 +1,12 @@
# 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"

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@ -81,10 +81,41 @@ internal class BuiltinFunctionsAsmGen(private val program: PtProgram,
private fun funcArrayCopy(fcall: PtBuiltinFunctionCall) {
val source = fcall.args[0] as PtIdentifier
val target = fcall.args[1] as PtIdentifier
// outputAddressAndLengthOfArray(source) // address goes in P8ZP_SCRATCH_W1, number of elements in A
// outputAddressAndLengthOfArray(target) // address goes in P8ZP_SCRATCH_W1, number of elements in A
val sourceSymbol = asmgen.symbolTable.lookup(source.name)
val numElements = when(sourceSymbol) {
is StStaticVariable -> sourceSymbol.length!!
is StMemVar -> sourceSymbol.length!!
else -> 0
}
val sourceAsm = asmgen.asmVariableName(source)
val targetAsm = asmgen.asmVariableName(target)
if(source.type in SplitWordArrayTypes && target.type in SplitWordArrayTypes) {
TODO("split to split array copy $source, $target")
// split -> split words (copy lsb and msb arrays separately)
asmgen.out("""
lda #<${sourceAsm}_lsb
ldy #>${sourceAsm}_lsb
sta cx16.r0L
sty cx16.r0H
lda #<${targetAsm}_lsb
ldy #>${targetAsm}_lsb
sta cx16.r1L
sty cx16.r1H
lda #<${numElements}
ldy #>${numElements}
jsr sys.memcopy
lda #<${sourceAsm}_msb
ldy #>${sourceAsm}_msb
sta cx16.r0L
sty cx16.r0H
lda #<${targetAsm}_msb
ldy #>${targetAsm}_msb
sta cx16.r1L
sty cx16.r1H
lda #<${numElements}
ldy #>${numElements}
jsr sys.memcopy""")
}
else if(source.type in SplitWordArrayTypes) {
require(target.type==DataType.ARRAY_UW || target.type==DataType.ARRAY_W)
@ -95,8 +126,21 @@ internal class BuiltinFunctionsAsmGen(private val program: PtProgram,
TODO("normal array to split array copy $source -> $target")
}
else {
// normal array to array copy
TODO("normal array to array copy $source -> $target")
// normal array to array copy, various element types
val eltsize = asmgen.options.compTarget.memorySize(source.type)
val numBytes = numElements * eltsize
asmgen.out("""
lda #<${sourceAsm}
ldy #>${sourceAsm}
sta cx16.r0L
sty cx16.r0H
lda #<${targetAsm}
ldy #>${targetAsm}
sta cx16.r1L
sty cx16.r1H
lda #<${numBytes}
ldy #>${numBytes}
jsr sys.memcopy""")
}
}

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@ -56,23 +56,50 @@ internal class BuiltinFuncGen(private val codeGen: IRCodeGen, private val exprGe
private fun funcArrayCopy(call: PtBuiltinFunctionCall): ExpressionCodeResult {
val source = call.args[0] as PtIdentifier
val target = call.args[1] as PtIdentifier
val sourceLength = codeGen.symbolTable.getLength(source.name)
val targetLength = codeGen.symbolTable.getLength(target.name)
val sourceLength = codeGen.symbolTable.getLength(source.name)!!
val targetLength = codeGen.symbolTable.getLength(target.name)!!
require(sourceLength==targetLength)
val result = mutableListOf<IRCodeChunkBase>()
if(source.type in SplitWordArrayTypes && target.type in SplitWordArrayTypes) {
TODO("split to split array copy $source, $target")
// split words -> split words, copy lsb and msb arrays separately
val fromReg = codeGen.registers.nextFree()
val toReg = codeGen.registers.nextFree()
val countReg = codeGen.registers.nextFree()
result += IRCodeChunk(null, null).also {
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=fromReg, labelSymbol = source.name+"_lsb")
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=toReg, labelSymbol = target.name+"_lsb")
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=countReg, immediate = sourceLength)
it += codeGen.makeSyscall(IMSyscall.MEMCOPY, listOf(IRDataType.WORD to fromReg, IRDataType.WORD to toReg, IRDataType.WORD to countReg), returns = null)
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=fromReg, labelSymbol = source.name+"_msb")
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=toReg, labelSymbol = target.name+"_msb")
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=countReg, immediate = sourceLength)
it += codeGen.makeSyscall(IMSyscall.MEMCOPY, listOf(IRDataType.WORD to fromReg, IRDataType.WORD to toReg, IRDataType.WORD to countReg), returns = null)
}
return ExpressionCodeResult(result, IRDataType.BYTE, -1, -1)
}
else if(source.type in SplitWordArrayTypes) {
// split -> normal words
require(target.type==DataType.ARRAY_UW || target.type==DataType.ARRAY_W)
TODO("split array to normal array copy $source -> $target")
}
else if(target.type in SplitWordArrayTypes) {
// normal -> split words
require(source.type==DataType.ARRAY_UW || source.type==DataType.ARRAY_W)
TODO("normal array to split array copy $source -> $target")
}
else {
// normal array to array copy
TODO("normal array to array copy $source -> $target")
// normal array to array copy (various element types)
val fromReg = codeGen.registers.nextFree()
val toReg = codeGen.registers.nextFree()
val countReg = codeGen.registers.nextFree()
val eltsize = codeGen.options.compTarget.memorySize(source.type)
result += IRCodeChunk(null, null).also {
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=fromReg, labelSymbol = source.name)
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=toReg, labelSymbol = target.name)
it += IRInstruction(Opcode.LOAD, IRDataType.WORD, reg1=countReg, immediate = sourceLength * eltsize)
}
result += codeGen.makeSyscall(IMSyscall.MEMCOPY, listOf(IRDataType.WORD to fromReg, IRDataType.WORD to toReg, IRDataType.WORD to countReg), returns = null)
return ExpressionCodeResult(result, IRDataType.BYTE, -1, -1)
}
}

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@ -21,8 +21,8 @@ class IRCodeGen(
internal val registers = RegisterPool()
fun generate(): IRProgram {
makeAllNodenamesScoped()
moveAllNestedSubroutinesToBlockScope()
makeAllNodenamesScoped(program)
moveAllNestedSubroutinesToBlockScope(program)
verifyNameScoping(program, symbolTable)
val irSymbolTable = IRSymbolTable.fromStDuringCodegen(symbolTable)
@ -176,49 +176,6 @@ class IRCodeGen(
}
}
private fun makeAllNodenamesScoped() {
val renames = mutableListOf<Pair<PtNamedNode, String>>()
fun recurse(node: PtNode) {
node.children.forEach {
if(it is PtNamedNode)
renames.add(it to it.scopedName)
recurse(it)
}
}
recurse(program)
renames.forEach { it.first.name = it.second }
}
private fun moveAllNestedSubroutinesToBlockScope() {
val movedSubs = mutableListOf<Pair<PtBlock, PtSub>>()
val removedSubs = mutableListOf<Pair<PtSub, PtSub>>()
fun moveToBlock(block: PtBlock, parent: PtSub, asmsub: PtAsmSub) {
block.add(asmsub)
parent.children.remove(asmsub)
}
fun moveToBlock(block: PtBlock, parent: PtSub, sub: PtSub) {
sub.children.filterIsInstance<PtSub>().forEach { subsub -> moveToBlock(block, sub, subsub) }
sub.children.filterIsInstance<PtAsmSub>().forEach { asmsubsub -> moveToBlock(block, sub, asmsubsub) }
movedSubs += Pair(block, sub)
removedSubs += Pair(parent, sub)
}
program.allBlocks().forEach { block ->
block.children.toList().forEach {
if (it is PtSub) {
// Only regular subroutines can have nested subroutines.
it.children.filterIsInstance<PtSub>().forEach { subsub -> moveToBlock(block, it, subsub) }
it.children.filterIsInstance<PtAsmSub>().forEach { asmsubsub -> moveToBlock(block, it, asmsubsub) }
}
}
}
removedSubs.forEach { (parent, sub) -> parent.children.remove(sub) }
movedSubs.forEach { (block, sub) -> block.add(sub) }
}
internal fun translateNode(node: PtNode): IRCodeChunks {
val chunks = when(node) {
is PtVariable -> emptyList() // var should be looked up via symbol table

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@ -0,0 +1,47 @@
package prog8.codegen.intermediate
import prog8.code.ast.*
internal fun makeAllNodenamesScoped(program: PtProgram) {
val renames = mutableListOf<Pair<PtNamedNode, String>>()
fun recurse(node: PtNode) {
node.children.forEach {
if(it is PtNamedNode)
renames.add(it to it.scopedName)
recurse(it)
}
}
recurse(program)
renames.forEach { it.first.name = it.second }
}
internal fun moveAllNestedSubroutinesToBlockScope(program: PtProgram) {
val movedSubs = mutableListOf<Pair<PtBlock, PtSub>>()
val removedSubs = mutableListOf<Pair<PtSub, PtSub>>()
fun moveToBlock(block: PtBlock, parent: PtSub, asmsub: PtAsmSub) {
block.add(asmsub)
parent.children.remove(asmsub)
}
fun moveToBlock(block: PtBlock, parent: PtSub, sub: PtSub) {
sub.children.filterIsInstance<PtSub>().forEach { subsub -> moveToBlock(block, sub, subsub) }
sub.children.filterIsInstance<PtAsmSub>().forEach { asmsubsub -> moveToBlock(block, sub, asmsubsub) }
movedSubs += Pair(block, sub)
removedSubs += Pair(parent, sub)
}
program.allBlocks().forEach { block ->
block.children.toList().forEach {
if (it is PtSub) {
// Only regular subroutines can have nested subroutines.
it.children.filterIsInstance<PtSub>().forEach { subsub -> moveToBlock(block, it, subsub) }
it.children.filterIsInstance<PtAsmSub>().forEach { asmsubsub -> moveToBlock(block, it, asmsubsub) }
}
}
}
removedSubs.forEach { (parent, sub) -> parent.children.remove(sub) }
movedSubs.forEach { (block, sub) -> block.add(sub) }
}

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@ -5,11 +5,11 @@ package prog8.buildversion
*/
const val MAVEN_GROUP = "prog8"
const val MAVEN_NAME = "compiler"
const val VERSION = "10.1"
const val GIT_REVISION = 4445
const val GIT_SHA = "01034b01f7808d0905d2bc977764ebb0d0969f19"
const val GIT_DATE = "2024-02-06T21:38:37Z"
const val GIT_BRANCH = "remove-postincr"
const val BUILD_DATE = "2024-02-06T21:59:56Z"
const val BUILD_UNIX_TIME = 1707256796111L
const val DIRTY = 1
const val VERSION = "10.2-SNAPSHOT"
const val GIT_REVISION = 4459
const val GIT_SHA = "a1f197d2ff2e23c84cac26efbda75ef3efb1f0aa"
const val GIT_DATE = "2024-02-10T00:33:26Z"
const val GIT_BRANCH = "master"
const val BUILD_DATE = "2024-02-10T00:33:30Z"
const val BUILD_UNIX_TIME = 1707525210318L
const val DIRTY = 0

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@ -37,7 +37,7 @@ internal class CodeDesugarer(val program: Program, private val errors: IErrorRep
mutableListOf(
IdentifierReference(listOf(sourceArray.name), assignment.position),
IdentifierReference(listOf(targetArray.name), assignment.position)
), true, assignment.position)
), false, assignment.position)
return listOf(IAstModification.ReplaceNode(assignment, copy, parent))
}
return noModifications

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@ -143,7 +143,7 @@ main {
compileText(VMTarget(), false, text, writeAssembly = true) shouldNotBe null
}
test("split array assignments") {
xtest("split array assignments") {
val text = """
main {
sub start() {

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@ -3,6 +3,7 @@ package prog8tests.codegeneration
import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.shouldNotBe
import prog8.code.target.C64Target
import prog8.code.target.VMTarget
import prog8tests.helpers.compileText
@ -38,7 +39,7 @@ class TestVariables: FunSpec({
compileText(C64Target(), true, text, writeAssembly = true) shouldNotBe null
}
test("array initialization with array var assignment") {
xtest("array initialization with array var assignment") {
val text = """
main {
sub start() {
@ -48,6 +49,7 @@ class TestVariables: FunSpec({
ubyte[] values = [1,2,3]
}
"""
compileText(VMTarget(), false, text, writeAssembly = true) shouldNotBe null
compileText(C64Target(), false, text, writeAssembly = true) shouldNotBe null
}

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@ -3,6 +3,7 @@ TODO
fix TODO's to assign from and to split arrays (BuiltinFuncGen + BuiltinFunctionAsmGen) -- cannot use simple single memcopy here (6502 + IR)
assembler, imageviewer is bigger than before (since commit "added string.lstripped() and string.ltrimmed()" )
vm/pixelshader is larger than on 10.1
(after merge in boolean): move all "OperatorXinplace" from expressionGen to AssignmentGen, see if we can get rid of the Result return type.

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@ -6,30 +6,19 @@
main {
sub start() {
str name1 = "irmen de jong\n"
str name2 = "123456"
sys.memcopy(&name2, &name1+5,len(name2))
txt.print(name1)
sys.memset(&name1+3, 8, '!')
txt.print(name1)
sys.memsetw(&name1+3, 4, $5544)
txt.print(name1)
name1 = name2
txt.print(name1)
txt.nl()
ubyte length = string.copy("hello there", name1)
txt.print_ub(length)
txt.spc()
txt.print(name1)
str name1 = "name1"
str name2 = "name2"
uword[] @split names = [name1, name2, "name3"]
uword[] addresses = [0,1,2]
names = [1111,2222,3333]
for cx16.r0 in names {
txt.print_uw(cx16.r0)
txt.spc()
}
txt.nl()
; str name1 = "name1"
; str name2 = "name2"
; uword[] @split names = [name1, name2, "name3"]
; uword[] addresses = [0,0,0]
; names = [1111,2222,3333]
;
; for cx16.r0 in names {
; for cx16.r0 in addresses {
; txt.print_uw(cx16.r0)
; txt.spc()
; }

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@ -29,4 +29,5 @@ enum class IMSyscall(val number: Int) {
CLAMP_WORD(0x1015),
CLAMP_FLOAT(0x1016),
CALLFAR(0x1017),
MEMCOPY(0x1018),
}

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@ -126,6 +126,7 @@ class VmProgramLoader {
IMSyscall.CLAMP_UWORD.number -> Syscall.CLAMP_UWORD
IMSyscall.CLAMP_FLOAT.number -> Syscall.CLAMP_FLOAT
IMSyscall.CALLFAR.number -> throw IRParseException("vm doesn't support the callfar() syscall")
IMSyscall.MEMCOPY.number -> Syscall.MEMCOPY
else -> null
}