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249 lines
11 KiB
Kotlin
249 lines
11 KiB
Kotlin
package prog8tests.codegeneration
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import io.kotest.core.spec.style.StringSpec
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import io.kotest.matchers.shouldBe
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import io.kotest.matchers.shouldNotBe
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import prog8.ast.Module
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import prog8.ast.Program
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import prog8.ast.expressions.AddressOf
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import prog8.ast.expressions.IdentifierReference
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import prog8.ast.expressions.NumericLiteral
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import prog8.ast.statements.*
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import prog8.code.SymbolTableMaker
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import prog8.code.ast.PtAddressOf
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import prog8.code.ast.PtAssignment
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import prog8.code.ast.PtIdentifier
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import prog8.code.ast.PtProgram
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import prog8.code.core.*
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import prog8.code.target.C64Target
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import prog8.code.target.VMTarget
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import prog8.codegen.cpu6502.AsmGen6502Internal
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import prog8.compiler.astprocessing.IntermediateAstMaker
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import prog8tests.helpers.*
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class TestAsmGenSymbols: StringSpec({
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fun createTestProgram(): Program {
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/*
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main {
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label_outside:
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uword var_outside
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sub start () {
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uword localvar = 1234
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uword tgt
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locallabel:
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tgt = localvar
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tgt = &locallabel
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tgt = &var_outside
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tgt = &label_outside
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tgt = &main.start.localvar
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tgt = &main.start.locallabel
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tgt = &main.var_outside
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tgt = &main.label_outside
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}
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}
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*/
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val varInSub = VarDecl(VarDeclType.VAR, VarDeclOrigin.USERCODE, DataType.UWORD, ZeropageWish.DONTCARE, null, "localvar", emptyList(), NumericLiteral.optimalInteger(1234, Position.DUMMY), false, false, Position.DUMMY)
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val var2InSub = VarDecl(VarDeclType.VAR, VarDeclOrigin.USERCODE, DataType.UWORD, ZeropageWish.DONTCARE, null, "tgt", emptyList(), null, false, false, Position.DUMMY)
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val labelInSub = Label("locallabel", Position.DUMMY)
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val tgt = AssignTarget(IdentifierReference(listOf("tgt"), Position.DUMMY), null, null, Position.DUMMY)
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val assign1 = Assignment(tgt, IdentifierReference(listOf("localvar"), Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign2 = Assignment(tgt, AddressOf(IdentifierReference(listOf("locallabel"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign3 = Assignment(tgt, AddressOf(IdentifierReference(listOf("var_outside"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign4 = Assignment(tgt, AddressOf(IdentifierReference(listOf("label_outside"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign5 = Assignment(tgt, AddressOf(IdentifierReference(listOf("main","start","localvar"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign6 = Assignment(tgt, AddressOf(IdentifierReference(listOf("main","start","locallabel"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign7 = Assignment(tgt, AddressOf(IdentifierReference(listOf("main","var_outside"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val assign8 = Assignment(tgt, AddressOf(IdentifierReference(listOf("main","label_outside"), Position.DUMMY), null, Position.DUMMY), AssignmentOrigin.USERCODE, Position.DUMMY)
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val statements = mutableListOf(varInSub, var2InSub, labelInSub, assign1, assign2, assign3, assign4, assign5, assign6, assign7, assign8)
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val subroutine = Subroutine("start", mutableListOf(), mutableListOf(), emptyList(), emptyList(), emptySet(), null, false, false, false, statements, Position.DUMMY)
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val labelInBlock = Label("label_outside", Position.DUMMY)
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val varInBlock = VarDecl(VarDeclType.VAR, VarDeclOrigin.USERCODE, DataType.UWORD, ZeropageWish.DONTCARE, null, "var_outside", emptyList(),null, false, false, Position.DUMMY)
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val block = Block("main", null, mutableListOf(labelInBlock, varInBlock, subroutine), false, Position.DUMMY)
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val module = Module(mutableListOf(block), Position.DUMMY, SourceCode.Generated("test"))
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val program = Program("test", DummyFunctions, DummyMemsizer, DummyStringEncoder).addModule(module)
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return program
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}
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fun createTestAsmGen6502(program: Program): AsmGen6502Internal {
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val errors = ErrorReporterForTests()
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val options = CompilationOptions(OutputType.RAW, CbmPrgLauncherType.NONE, ZeropageType.FULL, emptyList(), CompilationOptions.AllZeropageAllowed, false, true, C64Target(), 999u)
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val ptProgram = IntermediateAstMaker(program, errors).transform()
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val st = SymbolTableMaker(ptProgram, options).make()
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return AsmGen6502Internal(ptProgram, st, options, errors)
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}
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"symbol and variable names from strings" {
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val program = createTestProgram()
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val asmgen = createTestAsmGen6502(program)
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asmgen.asmSymbolName("name") shouldBe "name"
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asmgen.asmSymbolName("name") shouldBe "name"
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asmgen.asmSymbolName("<name>") shouldBe "prog8_name"
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asmgen.asmSymbolName(RegisterOrPair.R15) shouldBe "cx16.r15"
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asmgen.asmSymbolName(listOf("a", "b", "name")) shouldBe "a.b.name"
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asmgen.asmVariableName("name") shouldBe "name"
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asmgen.asmVariableName("<name>") shouldBe "prog8_name"
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asmgen.asmVariableName(listOf("a", "b", "name")) shouldBe "a.b.name"
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}
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"symbol and variable names from variable identifiers" {
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val program = createTestProgram()
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val asmgen = createTestAsmGen6502(program)
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val sub = asmgen.program.entrypoint()!!
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val localvarIdent = sub.children.asSequence().filterIsInstance<PtAssignment>().first { it.value is PtIdentifier }.value as PtIdentifier
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asmgen.asmSymbolName(localvarIdent) shouldBe "localvar"
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asmgen.asmVariableName(localvarIdent) shouldBe "localvar"
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val localvarIdentScoped = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.start.localvar" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(localvarIdentScoped) shouldBe "localvar"
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asmgen.asmVariableName(localvarIdentScoped) shouldBe "localvar"
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val scopedVarIdent = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.var_outside" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(scopedVarIdent) shouldBe "main.var_outside"
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asmgen.asmVariableName(scopedVarIdent) shouldBe "main.var_outside"
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val scopedVarIdentScoped = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.var_outside" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(scopedVarIdentScoped) shouldBe "main.var_outside"
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asmgen.asmVariableName(scopedVarIdentScoped) shouldBe "main.var_outside"
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}
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"symbol and variable names from label identifiers" {
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val program = createTestProgram()
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val asmgen = createTestAsmGen6502(program)
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val sub = asmgen.program.entrypoint()!!
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val localLabelIdent = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.start.locallabel" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(localLabelIdent) shouldBe "locallabel"
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asmgen.asmVariableName(localLabelIdent) shouldBe "locallabel"
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val localLabelIdentScoped = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.start.locallabel" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(localLabelIdentScoped) shouldBe "locallabel"
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asmgen.asmVariableName(localLabelIdentScoped) shouldBe "locallabel"
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val scopedLabelIdent = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.label_outside" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(scopedLabelIdent) shouldBe "main.label_outside"
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asmgen.asmVariableName(scopedLabelIdent) shouldBe "main.label_outside"
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val scopedLabelIdentScoped = (sub.children.asSequence().filterIsInstance<PtAssignment>().first { (it.value as? PtAddressOf)?.identifier?.name=="main.label_outside" }.value as PtAddressOf).identifier
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asmgen.asmSymbolName(scopedLabelIdentScoped) shouldBe "main.label_outside"
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asmgen.asmVariableName(scopedLabelIdentScoped) shouldBe "main.label_outside"
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}
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"asm names for hooks to zp temp vars" {
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/*
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main {
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sub start() {
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prog8_lib.P8ZP_SCRATCH_REG = 1
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prog8_lib.P8ZP_SCRATCH_B1 = 1
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prog8_lib.P8ZP_SCRATCH_W1 = 1
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prog8_lib.P8ZP_SCRATCH_W2 = 1
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*/
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val program = createTestProgram()
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val asmgen = createTestAsmGen6502(program)
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asmgen.asmSymbolName("prog8_lib.P8ZP_SCRATCH_REG") shouldBe "P8ZP_SCRATCH_REG"
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asmgen.asmSymbolName("prog8_lib.P8ZP_SCRATCH_W2") shouldBe "P8ZP_SCRATCH_W2"
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asmgen.asmSymbolName(listOf("prog8_lib","P8ZP_SCRATCH_REG")) shouldBe "P8ZP_SCRATCH_REG"
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asmgen.asmSymbolName(listOf("prog8_lib","P8ZP_SCRATCH_W2")) shouldBe "P8ZP_SCRATCH_W2"
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val id1 = PtIdentifier("prog8_lib.P8ZP_SCRATCH_REG", DataType.UBYTE, Position.DUMMY)
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val id2 = PtIdentifier("prog8_lib.P8ZP_SCRATCH_W2", DataType.UWORD, Position.DUMMY)
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id1.parent = PtProgram("test", DummyMemsizer, DummyStringEncoder)
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id2.parent = PtProgram("test", DummyMemsizer, DummyStringEncoder)
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asmgen.asmSymbolName(id1) shouldBe "P8ZP_SCRATCH_REG"
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asmgen.asmSymbolName(id2) shouldBe "P8ZP_SCRATCH_W2"
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}
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"no double labels with various loops" {
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val text="""
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main {
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sub start() {
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if true {
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}
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repeat 4 {
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}
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while true {
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}
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repeat {
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}
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}
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}
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"""
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val result = compileText(C64Target(), false, text, writeAssembly = true)
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result shouldNotBe null
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}
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"identifiers can have the names of cpu instructions" {
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val text="""
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%import textio
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nop {
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sub lda(ubyte sec) -> ubyte {
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asl:
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ubyte brk = sec
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sec++
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brk += sec
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return brk
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}
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}
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main {
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sub ffalse(ubyte arg) -> ubyte {
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arg++
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return 0
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}
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sub ftrue(ubyte arg) -> ubyte {
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arg++
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return 128
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}
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sub start() {
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ubyte col = 10
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ubyte row = 20
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txt.print_ub(nop.lda(42))
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txt.nl()
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txt.print_uw(nop.lda.asl)
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void ffalse(99)
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void ftrue(99)
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}
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}
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"""
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val result = compileText(C64Target(), false, text, writeAssembly = true)
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result shouldNotBe null
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val result2 = compileText(VMTarget(), false, text, writeAssembly = true)
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result2 shouldNotBe null
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}
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"3 letter names not prefixed too aggressively" {
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val text = """
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%import math
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main {
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sub start() {
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ubyte lda = getrandom()
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lda++
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cx16.r0 = (math.rnd() % 20) * ${'$'}0010
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lda = math.rnd() % 5
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lda++
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}
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sub getrandom() -> ubyte {
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return cx16.r0L
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}
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}"""
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val result = compileText(C64Target(), false, text, writeAssembly = true)
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result shouldNotBe null
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val result2 = compileText(VMTarget(), false, text, writeAssembly = true)
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result2 shouldNotBe null
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}
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})
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