prog8/codeGenIntermediate/test/TestVmCodeGen.kt
2024-09-08 22:58:35 +02:00

486 lines
22 KiB
Kotlin

import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.ints.shouldBeGreaterThan
import io.kotest.matchers.shouldBe
import prog8.code.SymbolTableMaker
import prog8.code.ast.*
import prog8.code.core.*
import prog8.code.target.VMTarget
import prog8.codegen.vm.VmAssemblyProgram
import prog8.codegen.vm.VmCodeGen
import prog8.intermediate.IRSubroutine
import prog8.intermediate.Opcode
class TestVmCodeGen: FunSpec({
fun getTestOptions(): CompilationOptions {
val target = VMTarget()
return CompilationOptions(
OutputType.RAW,
CbmPrgLauncherType.NONE,
ZeropageType.DONTUSE,
zpReserved = emptyList(),
zpAllowed = CompilationOptions.AllZeropageAllowed,
floats = true,
noSysInit = false,
compTarget = target,
loadAddress = target.machine.PROGRAM_LOAD_ADDRESS
)
}
test("augmented assigns") {
//main {
// sub start() {
// ubyte[] particleX = [1,2,3]
// ubyte[] particleDX = [1,2,3]
// particleX[2] += particleDX[2]
//
// word @shared xx = 1
// xx = -xx
// xx += 42
// xx += cx16.r0
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("pi", DataTypeFull.forDt(BaseDataType.UBYTE), ZeropageWish.DONTCARE, PtNumber(BaseDataType.UBYTE, 0.0, Position.DUMMY), null, Position.DUMMY))
sub.add(PtVariable("particleX",
DataTypeFull.arrayFor(BaseDataType.UBYTE),
ZeropageWish.DONTCARE, null, 3u, Position.DUMMY))
sub.add(PtVariable("particleDX",
DataTypeFull.arrayFor(BaseDataType.UBYTE),
ZeropageWish.DONTCARE, null, 3u, Position.DUMMY))
sub.add(PtVariable("xx", DataTypeFull.forDt(BaseDataType.WORD), ZeropageWish.DONTCARE, PtNumber(BaseDataType.WORD, 1.0, Position.DUMMY), null, Position.DUMMY))
val assign = PtAugmentedAssign("+=", Position.DUMMY)
val target = PtAssignTarget(false, Position.DUMMY).also {
val targetIdx = PtArrayIndexer(DataTypeFull.forDt(BaseDataType.UBYTE), Position.DUMMY).also { idx ->
idx.add(PtIdentifier("main.start.particleX",
DataTypeFull.arrayFor(BaseDataType.UBYTE),
Position.DUMMY))
idx.add(PtNumber(BaseDataType.UBYTE, 2.0, Position.DUMMY))
}
it.add(targetIdx)
}
val value = PtArrayIndexer(DataTypeFull.forDt(BaseDataType.UBYTE), Position.DUMMY)
value.add(PtIdentifier("main.start.particleDX",
DataTypeFull.arrayFor(BaseDataType.UBYTE),
Position.DUMMY))
value.add(PtNumber(BaseDataType.UBYTE, 2.0, Position.DUMMY))
assign.add(target)
assign.add(value)
sub.add(assign)
val prefixAssign = PtAugmentedAssign("-", Position.DUMMY)
val prefixTarget = PtAssignTarget(false, Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataTypeFull.forDt(BaseDataType.WORD), Position.DUMMY))
}
prefixAssign.add(prefixTarget)
prefixAssign.add(PtIdentifier("main.start.xx", DataTypeFull.forDt(BaseDataType.WORD), Position.DUMMY))
sub.add(prefixAssign)
val numberAssign = PtAugmentedAssign("+=", Position.DUMMY)
val numberAssignTarget = PtAssignTarget(false, Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataTypeFull.forDt(BaseDataType.WORD), Position.DUMMY))
}
numberAssign.add(numberAssignTarget)
numberAssign.add(PtNumber(BaseDataType.WORD, 42.0, Position.DUMMY))
sub.add(numberAssign)
val cxregAssign = PtAugmentedAssign("+=", Position.DUMMY)
val cxregAssignTarget = PtAssignTarget(false, Position.DUMMY).also {
it.add(PtIdentifier("main.start.xx", DataTypeFull.forDt(BaseDataType.WORD), Position.DUMMY))
}
cxregAssign.add(cxregAssignTarget)
cxregAssign.add(PtIdentifier("cx16.r0", DataTypeFull.forDt(BaseDataType.UWORD), Position.DUMMY))
sub.add(cxregAssign)
block.add(sub)
program.add(block)
// define the "cx16.r0" virtual register
val cx16block = PtBlock("cx16", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
cx16block.add(PtMemMapped("r0", DataTypeFull.forDt(BaseDataType.UWORD), 100u, null, Position.DUMMY))
program.add(cx16block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBe 1
}
test("float comparison expressions against zero") {
//main {
// sub start() {
// float @shared f1
//
// if f1==0
// nop
// if f1!=0
// nop
// if f1>0
// nop
// if f1<0
// nop
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("f1", DataTypeFull.forDt(BaseDataType.FLOAT), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.FLOAT, 0.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression("!=", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.FLOAT, 0.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if2)
val if3 = PtIfElse(Position.DUMMY)
val cmp3 = PtBinaryExpression("<", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp3.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp3.add(PtNumber(BaseDataType.FLOAT, 0.0, Position.DUMMY))
if3.add(cmp3)
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if3)
val if4 = PtIfElse(Position.DUMMY)
val cmp4 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp4.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp4.add(PtNumber(BaseDataType.FLOAT, 0.0, Position.DUMMY))
if4.add(cmp4)
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if4)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBeGreaterThan 4
}
test("float comparison expressions against nonzero") {
//main {
// sub start() {
// float @shared f1
//
// if f1==42
// nop
// if f1!=42
// nop
// if f1>42
// nop
// if f1<42
// nop
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("f1", DataTypeFull.forDt(BaseDataType.FLOAT), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression("!=", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if2)
val if3 = PtIfElse(Position.DUMMY)
val cmp3 = PtBinaryExpression("<", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp3.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp3.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if3.add(cmp3)
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if3)
val if4 = PtIfElse(Position.DUMMY)
val cmp4 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp4.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp4.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if4.add(cmp4)
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if4)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBeGreaterThan 4
}
test("float conditional jump") {
//main {
// sub start() {
// float @shared f1
//
// if f1==42
// goto $c000
// if f1>42
// goto $c000
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("f1", DataTypeFull.forDt(BaseDataType.FLOAT), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtJump(null, 0xc000u, Position.DUMMY)) })
if1.add(PtNodeGroup())
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.f1", DataTypeFull.forDt(BaseDataType.FLOAT), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.FLOAT, 42.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtJump(null, 0xc000u, Position.DUMMY)) })
if2.add(PtNodeGroup())
sub.add(if2)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBe 1
}
test("integer comparison expressions against zero") {
//main {
// sub start() {
// byte @shared sb1
//
// if sb1==0
// nop
// if sb1!=0
// nop
// if sb1>0
// nop
// if sb1<0
// nop
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("sb1", DataTypeFull.forDt(BaseDataType.BYTE), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.BYTE, 0.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression("!=", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.BYTE, 0.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if2)
val if3 = PtIfElse(Position.DUMMY)
val cmp3 = PtBinaryExpression("<", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp3.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp3.add(PtNumber(BaseDataType.BYTE, 0.0, Position.DUMMY))
if3.add(cmp3)
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if3)
val if4 = PtIfElse(Position.DUMMY)
val cmp4 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp4.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp4.add(PtNumber(BaseDataType.BYTE, 0.0, Position.DUMMY))
if4.add(cmp4)
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if4)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBeGreaterThan 4
}
test("integer comparison expressions against nonzero") {
//main {
// sub start() {
// byte @shared sb1
//
// if sb1==42
// nop
// if sb1!=42
// nop
// if sb1>42
// nop
// if sb1<42
// nop
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("sb1", DataTypeFull.forDt(BaseDataType.BYTE), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.BYTE, 42.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if1.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression("!=", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.BYTE, 42.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if2.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if2)
val if3 = PtIfElse(Position.DUMMY)
val cmp3 = PtBinaryExpression("<", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp3.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp3.add(PtNumber(BaseDataType.BYTE, 42.0, Position.DUMMY))
if3.add(cmp3)
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if3.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if3)
val if4 = PtIfElse(Position.DUMMY)
val cmp4 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp4.add(PtIdentifier("main.start.sb1", DataTypeFull.forDt(BaseDataType.BYTE), Position.DUMMY))
cmp4.add(PtNumber(BaseDataType.BYTE, 42.0, Position.DUMMY))
if4.add(cmp4)
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
if4.add(PtNodeGroup().also { it.add(PtNop(Position.DUMMY)) })
sub.add(if4)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBeGreaterThan 4
}
test("integer conditional jump") {
//main {
// sub start() {
// ubyte @shared ub1
//
// if ub1==42
// goto $c000
// if ub1>42
// goto $c000
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
sub.add(PtVariable("ub1", DataTypeFull.forDt(BaseDataType.UBYTE), ZeropageWish.DONTCARE, null, null, Position.DUMMY))
val if1 = PtIfElse(Position.DUMMY)
val cmp1 = PtBinaryExpression("==", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp1.add(PtIdentifier("main.start.ub1", DataTypeFull.forDt(BaseDataType.UBYTE), Position.DUMMY))
cmp1.add(PtNumber(BaseDataType.UBYTE, 42.0, Position.DUMMY))
if1.add(cmp1)
if1.add(PtNodeGroup().also { it.add(PtJump(null, 0xc000u, Position.DUMMY)) })
if1.add(PtNodeGroup())
sub.add(if1)
val if2 = PtIfElse(Position.DUMMY)
val cmp2 = PtBinaryExpression(">", DataTypeFull.forDt(BaseDataType.BOOL), Position.DUMMY)
cmp2.add(PtIdentifier("main.start.ub1", DataTypeFull.forDt(BaseDataType.UBYTE), Position.DUMMY))
cmp2.add(PtNumber(BaseDataType.UBYTE, 42.0, Position.DUMMY))
if2.add(cmp2)
if2.add(PtNodeGroup().also { it.add(PtJump(null, 0xc000u, Position.DUMMY)) })
if2.add(PtNodeGroup())
sub.add(if2)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBe 1
}
test("romsub allowed in ir-codegen") {
//main {
// romsub $5000 = routine()
//
// sub start() {
// routine()
// }
//}
val codegen = VmCodeGen()
val program = PtProgram("test", DummyMemsizer, DummyStringEncoder)
val block = PtBlock("main", false, SourceCode.Generated("test"), PtBlock.Options(), Position.DUMMY)
val romsub = PtAsmSub("routine", 0x5000u, setOf(CpuRegister.Y), emptyList(), emptyList(), false, Position.DUMMY)
block.add(romsub)
val sub = PtSub("start", emptyList(), null, Position.DUMMY)
val call = PtFunctionCall("main.routine", true, DataTypeFull.forDt(BaseDataType.UNDEFINED), Position.DUMMY)
sub.add(call)
block.add(sub)
program.add(block)
val options = getTestOptions()
val st = SymbolTableMaker(program, options).make()
val errors = ErrorReporterForTests()
val result = codegen.generate(program, st, options, errors) as VmAssemblyProgram
val irChunks = (result.irProgram.blocks.first().children.single() as IRSubroutine).chunks
irChunks.size shouldBe 1
irChunks[0].instructions.size shouldBe 2
val preparecallInstr = irChunks[0].instructions[0]
preparecallInstr.opcode shouldBe Opcode.PREPARECALL
preparecallInstr.immediate shouldBe 0
val callInstr = irChunks[0].instructions[1]
callInstr.opcode shouldBe Opcode.CALL
callInstr.address shouldBe 0x5000
}
})