mirror of
https://github.com/irmen/prog8.git
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618 lines
17 KiB
Kotlin
618 lines
17 KiB
Kotlin
package prog8tests.codegeneration
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import io.kotest.core.spec.style.FunSpec
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import io.kotest.engine.spec.tempdir
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import io.kotest.matchers.ints.shouldBeGreaterThan
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import io.kotest.matchers.shouldBe
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import io.kotest.matchers.shouldNotBe
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import io.kotest.matchers.string.shouldContain
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import io.kotest.matchers.string.shouldStartWith
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import io.kotest.matchers.types.instanceOf
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import prog8.code.ast.*
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import prog8.code.core.BaseDataType
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import prog8.code.core.DataType
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import prog8.code.target.*
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import prog8tests.helpers.ErrorReporterForTests
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import prog8tests.helpers.compileText
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import kotlin.io.path.readText
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class TestVariousCodeGen: FunSpec({
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val outputDir = tempdir().toPath()
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test("nested scoping") {
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val text="""
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main {
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sub start() {
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testscope.duplicate()
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cx16.r0L = testscope.duplicate2()
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}
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}
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testscope {
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sub sub1() {
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ubyte @shared duplicate
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ubyte @shared duplicate2
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}
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sub duplicate() {
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; do nothing
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}
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sub duplicate2() -> ubyte {
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return cx16.r0L
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}
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}"""
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("word array indexing") {
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val text="""
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main {
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sub start() {
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uword[3] seed
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cx16.r0 = seed[0] + seed[1] + seed[2]
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}
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}"""
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("ast result from compileText") {
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val text="""
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main {
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sub start() {
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uword[3] seed
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cx16.r0 = seed[0] + seed[1] + seed[2]
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}
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}"""
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val result = compileText(C64Target(), false, text, outputDir, writeAssembly = true)!!
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result.compilerAst.name shouldStartWith "on_the_fly"
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val ast = result.codegenAst!!
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ast.name shouldBe result.compilerAst.name
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ast.children.size shouldBeGreaterThan 2
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val start = ast.entrypoint()!!
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start.name shouldBe "p8s_start"
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start.children.size shouldBeGreaterThan 2
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val seed = start.children[0] as PtVariable
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seed.name shouldBe "p8v_seed"
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seed.value shouldBe null
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seed.type shouldBe DataType.arrayFor(BaseDataType.UWORD)
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val assign = start.children[1] as PtAssignment
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assign.target.identifier!!.name shouldBe "cx16.r0"
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assign.value shouldBe instanceOf<PtBinaryExpression>()
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}
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test("peek and poke argument types") {
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val text="""
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main {
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sub start() {
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uword[3] arr
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ubyte i = 42
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uword ww = peekw(arr[i])
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ubyte xx = peek(arr[i])
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xx = @(arr[i])
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@(arr[i]) = 42
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poke(arr[i], 42)
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pokew(arr[i], 4242)
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}
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}"""
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("assigning memory byte into arrays works") {
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val text="""
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main {
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sub start() {
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uword factor1
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ubyte[3] bytearray
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uword[3] wordarray
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@(factor1) = bytearray[0]
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bytearray[0] = @(factor1)
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@(factor1) = lsb(wordarray[0])
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wordarray[0] = @(factor1)
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@(5000) = bytearray[0]
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@(5000) = lsb(wordarray[0])
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bytearray[0] = @(5000)
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wordarray[0] = @(5000)
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}
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}"""
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("reading memory from unknown var gives proper error") {
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val text="""
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main {
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sub start() {
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cx16.r0L = @(doesnotexist)
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}
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}"""
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val errors = ErrorReporterForTests()
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compileText(C64Target(), false, text, outputDir, writeAssembly = true, errors = errors)
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errors.errors.size shouldBe 2
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errors.errors[0] shouldContain "isn't uword"
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errors.errors[1] shouldContain "undefined symbol: doesnotexist"
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}
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test("shifting by word value is ok") {
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val text="""
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main {
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sub start() {
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ubyte @shared c = 1
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@(15000 + c<<${'$'}0003) = 42
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@(15000 + (c<<${'$'}0003)) = 42
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@(15000 + c*${'$'}0008) = 42 ; *8 becomes a shift after opt
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uword @shared qq = 15000 + c<<${'$'}0003
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qq = 15000 + (c<<${'$'}0003)
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qq = 16000 + c*${'$'}0008
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}
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}"""
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compileText(C64Target(), true, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(VMTarget(), true, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("builtin func in float expression") {
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val src="""
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%import floats
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main {
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sub start() {
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float @shared fl =25.1
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fl = abs(fl)+0.5
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fl = sqrt(fl)+0.5
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}
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}"""
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compileText(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("string vars in inlined subroutines are ok") {
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val src="""
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main {
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sub start() {
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void block2.curdir()
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void block2.other()
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}
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}
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block2 {
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str result="zzzz"
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sub curdir() -> str {
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return result
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}
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sub other() -> str {
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return "other"
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}
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}"""
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compileText(C64Target(), true, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(VMTarget(), true, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("array with pointers") {
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val src = """
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main {
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sub start() {
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str localstr = "hello"
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ubyte[] otherarray = [1,2,3]
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uword[] words = [1111,2222,"three",&localstr,&otherarray]
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uword @shared zz = &words
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bool @shared result = 2222 in words
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zz = words[2]
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zz++
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zz = words[3]
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}
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}"""
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val othertarget = Cx16Target()
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compileText(othertarget, true, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("case sensitive symbols") {
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val src = """
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main {
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sub start() {
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ubyte bytevar = 11 ; var at 0
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ubyte byteVAR = 22 ; var at 1
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ubyte ByteVar = 33 ; var at 2
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ubyte @shared total = bytevar+byteVAR+ByteVar ; var at 3
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goto skipLABEL
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SkipLabel:
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return
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skipLABEL:
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bytevar = 42
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}
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}"""
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val target = Cx16Target()
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compileText(target, true, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("addresses from labels/subroutines") {
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val src = """
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main {
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sub start() {
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mylabel:
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ubyte @shared variable
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uword @shared pointer1 = &main.start
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uword @shared pointer2 = &start
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uword @shared pointer3 = &main.start.mylabel
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uword @shared pointer4 = &mylabel
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uword[] @shared ptrs = [&variable, &start, &main.start, &mylabel, &main.start.mylabel]
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}
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}
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"""
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compileText(Cx16Target(), true, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("duplicate symbols okay other block and variable") {
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val src = """
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main {
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ubyte derp
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sub start() {
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derp++
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foo.bar()
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}
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}
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foo {
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sub bar() {
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derp.print()
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}
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}
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derp {
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sub print() {
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cx16.r0++
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cx16.r1++
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}
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}"""
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compileText(VMTarget(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(Cx16Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("ambiguous symbol name variable vs block") {
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val src = """
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main {
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sub start() {
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uword module
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module++
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module.test++
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}
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}
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module {
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ubyte @shared test
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}
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"""
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val errors=ErrorReporterForTests()
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compileText(VMTarget(), false, src, outputDir, writeAssembly = false, errors = errors) shouldBe null
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errors.errors.size shouldBe 1
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errors.errors[0] shouldContain "ambiguous symbol"
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}
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test("prefix expressions with typecasting") {
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val src="""
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main
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{
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sub start()
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{
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uword uw = 54321
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ubyte ub = 123
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word sw = -12345
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byte sb = -123
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func_uw(~ub as uword)
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func_ub(~uw as ubyte)
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func_uw(~sb as uword)
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func_ub(~sw as ubyte)
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func_w(-sb as word)
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func_b(-sw as byte)
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}
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sub func_uw(uword arg) {
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}
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sub func_w(word arg) {
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}
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sub func_ub(ubyte arg) {
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}
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sub func_b(byte arg) {
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}
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}"""
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compileText(VMTarget(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(Cx16Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("inlining sub with 2 statements") {
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val src="""
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main {
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sub start() {
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init()
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}
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sub init() {
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init_handler()
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return
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}
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sub init_handler() {
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cx16.r0++
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}
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}"""
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compileText(VMTarget(), true, src, outputDir, writeAssembly = false) shouldNotBe null
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compileText(Cx16Target(), true, src, outputDir, writeAssembly = false) shouldNotBe null
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}
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test("push pop are inlined also with noopt") {
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val text = """
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main {
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sub start() {
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sys.push(11)
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sys.pushw(2222)
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sys.push_returnaddress(3333)
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cx16.r2++
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cx16.r1 = sys.popw()
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cx16.r0L = sys.pop()
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}
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}"""
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val result = compileText(C64Target(), false, text, outputDir, writeAssembly = true)!!
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val assemblyFile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".asm")
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val assembly = assemblyFile.readText()
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assembly shouldContain "inlined routine follows: push"
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assembly shouldContain "inlined routine follows: pushw"
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assembly shouldContain "inlined routine follows: push_returnaddress"
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assembly shouldContain "inlined routine follows: pop"
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assembly shouldContain "inlined routine follows: popw"
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}
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test("syslib correctly available for raw outputs") {
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val text = """
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%output raw
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%launcher none
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%address ${'$'}2000
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main {
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sub start() {
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cx16.r0++
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sys.clear_carry()
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}
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}
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"""
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compileText(Cx16Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(C128Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(PETTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("block start address must be greater than program load address") {
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val src = """
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%output raw
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%launcher none
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%address ${'$'}2000
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main $2000 {
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sub start() {
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sys.clear_carry()
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}
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}
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otherblock ${'$'}2013 {
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%option force_output
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}
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thirdblock ${'$'}2014 {
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%option force_output
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}"""
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val errors = ErrorReporterForTests()
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compileText(C64Target(), false, src, outputDir, writeAssembly = false, errors = errors) shouldBe null
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errors.errors.size shouldBe 2
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errors.errors[0] shouldContain "6:1: block address must be at least program load address + 20"
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errors.errors[1] shouldContain "12:1: block address must be at least program load address + 20"
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}
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test("for loops with just 1 iteration") {
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val src="""
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main {
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sub start() {
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for cx16.r0L in 100 downto 100 {
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cx16.r1++
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}
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for cx16.r0L in 100 to 100 {
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cx16.r1++
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}
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for cx16.r0 in 2222 downto 2222 {
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cx16.r1++
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}
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for cx16.r0 in 2222 to 2222 {
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cx16.r1++
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}
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for cx16.r0L in 100 downto 100 step -5 {
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cx16.r1++
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}
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for cx16.r0L in 100 to 100 step 5 {
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cx16.r1++
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}
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for cx16.r0 in 2222 downto 2222 step -5 {
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cx16.r1++
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}
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for cx16.r0 in 2222 to 2222 step 5 {
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cx16.r1++
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}
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}
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}"""
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compileText(VMTarget(), true, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(VMTarget(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(Cx16Target(), true, src, outputDir, writeAssembly = true) shouldNotBe null
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compileText(Cx16Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("multiple status flags return values from asmsub") {
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val src="""
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main {
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extsub 5000 = carryAndNegativeAndByteAndWord() -> bool @Pc, bool @Pn, ubyte @X, uword @AY
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sub start() {
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ubyte @shared x
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uword @shared w
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bool @shared flag1
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bool @shared flag2
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flag1, flag2, x, w = carryAndNegativeAndByteAndWord()
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flag1, void, void, w = carryAndNegativeAndByteAndWord()
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void, void, void, void = carryAndNegativeAndByteAndWord()
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void carryAndNegativeAndByteAndWord()
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}
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}"""
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compileText(Cx16Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("missing rts in asmsub") {
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val src="""
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main {
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sub start() {
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test()
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test2()
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}
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asmsub test() {
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%asm {{
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nop
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nop
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}}
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}
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inline asmsub test2() {
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%asm {{
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nop
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nop
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}}
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}
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}"""
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val errors = ErrorReporterForTests()
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compileText(C64Target(), false, src, outputDir, writeAssembly = true, errors = errors) shouldBe null
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errors.errors.size shouldBe 1
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errors.errors[0] shouldContain "asmsub seems to never return"
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}
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test("missing rts in asmsub suppressed") {
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val src="""
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main {
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sub start() {
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test()
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}
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asmsub test() {
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%asm {{
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nop
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nop
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; !notreached!
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}}
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}
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}"""
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compileText(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("if not without else is not swapped") {
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val src="""
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main {
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sub start() {
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if not thing()
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cx16.r0++
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}
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sub thing() -> bool {
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cx16.r0++
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return false
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}
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}"""
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compileText(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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val result = compileText(VMTarget(), false, src, outputDir, writeAssembly = true)!!
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val st = result.codegenAst!!.entrypoint()!!.children
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st.size shouldBe 2
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val ifelse = st[0] as PtIfElse
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ifelse.hasElse() shouldBe false
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(ifelse.condition as PtPrefix).operator shouldBe "not"
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}
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test("if not with else is swapped") {
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val src="""
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main {
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sub start() {
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if not thing()
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cx16.r0++
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else
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cx16.r1++
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}
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sub thing() -> bool {
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cx16.r0++
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return false
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}
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}"""
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compileText(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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val result = compileText(VMTarget(), false, src, outputDir, writeAssembly = true)!!
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val st = result.codegenAst!!.entrypoint()!!.children
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st.size shouldBe 2
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val ifelse = st[0] as PtIfElse
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ifelse.hasElse() shouldBe true
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ifelse.condition shouldBe instanceOf<PtFunctionCall>()
|
|
}
|
|
|
|
test("bit instruction is used for testing bits 6 and 7 of a byte") {
|
|
val text = """
|
|
main {
|
|
sub start() {
|
|
if cx16.r0L & ${'$'}80 != 0
|
|
return
|
|
if cx16.r1L & ${'$'}80 == 0
|
|
return
|
|
if cx16.r2L & ${'$'}40 != 0
|
|
return
|
|
if cx16.r3L & ${'$'}40 == 0
|
|
return
|
|
cx16.r9L = if cx16.r4L & ${'$'}80 != 0 11 else 22
|
|
cx16.r10L = if cx16.r5L & ${'$'}40 == 0 11 else 22
|
|
}
|
|
}"""
|
|
val result = compileText(C64Target(), true, text, outputDir, writeAssembly = true)!!
|
|
val assemblyFile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".asm")
|
|
val assembly = assemblyFile.readText()
|
|
assembly shouldContain "bit cx16.r0L"
|
|
assembly shouldContain "bit cx16.r1L"
|
|
assembly shouldContain "bit cx16.r2L"
|
|
assembly shouldContain "bit cx16.r3L"
|
|
assembly shouldContain "bit cx16.r4L"
|
|
assembly shouldContain "bit cx16.r5L"
|
|
|
|
val resultIR = compileText(VMTarget(), true, text, outputDir, writeAssembly = true)!!
|
|
val irFile = resultIR.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
|
|
val ir = irFile.readText()
|
|
ir shouldContain "bit.b ${'$'}ff02" // r0
|
|
ir shouldContain "bit.b ${'$'}ff04" // r1
|
|
ir shouldContain "bit.b ${'$'}ff06" // f2
|
|
ir shouldContain "bit.b ${'$'}ff08" // r3
|
|
ir shouldContain "bit.b ${'$'}ff0a" // r4
|
|
ir shouldContain "bit.b ${'$'}ff0c" // r5
|
|
}
|
|
|
|
test("strings in if expression") {
|
|
val src="""
|
|
main {
|
|
sub start() {
|
|
str foo = "foo"
|
|
str bar = "bar"
|
|
bool flag = true
|
|
uword @shared foobar = if flag foo else bar
|
|
}
|
|
}"""
|
|
compileText(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
|
|
compileText(VMTarget(), false, src, outputDir, writeAssembly = true) shouldNotBe null
|
|
}
|
|
}) |