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https://github.com/irmen/prog8.git
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477 lines
14 KiB
Kotlin
477 lines
14 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.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.types.instanceOf
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import prog8.code.ast.*
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import prog8.code.target.C64Target
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import prog8.code.target.VMTarget
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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 TestArrayThings: FunSpec({
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val outputDir = tempdir().toPath()
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test("assign prefix var to array should compile fine and is not split into inplace array modification") {
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val text = """
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main {
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sub start() {
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byte[5] array
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byte bb
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array[1] = -bb
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}
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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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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("array in-place negation (integer types)") {
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val text = """
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main {
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byte[10] foo
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ubyte[10] foou
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word[10] foow
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uword[10] foowu
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sub start() {
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foo[1] = 42
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foo[1] = -foo[1]
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foow[1] = 4242
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foow[1] = -foow[1]
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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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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("array in-place negation (float type) vm target") {
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val text = """
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%import floats
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main {
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float[10] flt
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sub start() {
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flt[1] = 42.42
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flt[1] = -flt[1]
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}
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}"""
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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("array in-place negation (float type) 6502 target") {
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val text = """
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%import floats
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main {
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float[10] flt
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sub start() {
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flt[1] = 42.42
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flt[1] = -flt[1]
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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("array in-place invert") {
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val text = """
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main {
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ubyte[10] foo
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uword[10] foow
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sub start() {
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foo[1] = 42
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foo[1] = ~foo[1]
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foow[1] = 4242
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foow[1] = ~foow[1]
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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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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("split word arrays in asm as lsb/msb, nosplit as single linear") {
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val text = """
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main {
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uword[10] @shared uw
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word[10] @shared sw
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uword[10] @shared @nosplit normal
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sub start() {
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%asm {{
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lda p8v_normal
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lda p8v_uw_lsb
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lda p8v_uw_msb
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lda p8v_sw_lsb
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lda p8v_sw_msb
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}}
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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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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("array target with expression for index") {
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val text = """
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main {
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sub start() {
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ubyte[] array = [1,2,3]
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array[cx16.r0L+1] += 42
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cx16.r0L = array[cx16.r0L+1]
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}
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}"""
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compileText(VMTarget(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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compileText(C64Target(), false, text, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("split array in zeropage is okay") {
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val text = """
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main {
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sub start() {
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uword[3] @zp @shared thearray
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uword[3] @zp @nosplit @shared thearray2
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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 "thearray_lsb"
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assembly shouldContain "thearray_msb"
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assembly shouldContain "thearray2"
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}
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test("indexing str or pointervar with expression") {
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val text = """
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main {
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sub start() {
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str name = "thing"
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modify(name)
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sub modify(str arg) {
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ubyte n=1
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uword pointervar
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arg[n+1] = arg[1]
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pointervar[n+1] = pointervar[1]
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}
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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("address of a uword pointer array expression") {
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val src="""
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main {
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sub start() {
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set_state(12345, 1)
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}
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sub set_state(uword buffer, ubyte i) {
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uword addr = &buffer[i]
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addr++
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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("negative array index variables are not allowed, but ptr indexing is allowed") {
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val src="""
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main {
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sub start() {
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uword @shared pointer
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ubyte[10] array
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str name = "hello"
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byte sindex
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array[sindex] = 10
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cx16.r0L = array[sindex]
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name[sindex] = 0
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cx16.r0L = name[sindex]
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pointer[sindex] = 10
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cx16.r0L=pointer[sindex]
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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 4
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errors.errors[0] shouldContain "signed variables"
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errors.errors[1] shouldContain "signed variables"
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errors.errors[2] shouldContain "signed variables"
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errors.errors[3] shouldContain "signed variables"
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}
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test("bounds checking for both positive and negative indexes, correct cases") {
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val src="""
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main {
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sub start() {
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ubyte[10] array
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array[0] = 0
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array[9] = 0
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array[-1] = 0
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array[-10] = 0
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}
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}"""
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compileText(VMTarget(), false, src, outputDir, writeAssembly = false) shouldNotBe null
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}
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test("bounds checking on strings, correct cases") {
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val src="""
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main {
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sub start() {
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str name = "1234567890"
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name[0] = 0
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name[9] = 0
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}
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}"""
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compileText(VMTarget(), false, src, outputDir, writeAssembly = false) shouldNotBe null
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}
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test("bounds checking for positive indexes, invalid case") {
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val src="""
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main {
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sub start() {
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ubyte[10] array
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array[10] = 0
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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 "out of bounds"
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}
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test("bounds checking for negative indexes, invalid case") {
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val src="""
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main {
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sub start() {
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ubyte[10] array
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array[-11] = 0
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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 "out of bounds"
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}
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test("bounds checking on strings invalid cases") {
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val src="""
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main {
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sub start() {
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str name = "1234567890"
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name[10] = 0
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name[-1] = 0
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name[-11] = 0
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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 3
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errors.errors[0] shouldContain "out of bounds"
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errors.errors[1] shouldContain "out of bounds"
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errors.errors[2] shouldContain "out of bounds"
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}
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test("array and string initializer with multiplication") {
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val src="""
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%option enable_floats
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main {
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sub start() {
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str name = "xyz" * 3
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bool[3] boolarray = [true] * 3
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ubyte[3] bytearray = [42] * 3
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uword[3] wordarray = [5555] * 3
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float[3] floatarray = [123.45] * 3
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}
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}"""
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val result = compileText(C64Target(), false, src, outputDir, writeAssembly = true)!!
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val x = result.codegenAst!!.entrypoint()!!
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x.children.size shouldBe 7
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((x.children[1] as PtVariable).value as PtString).value shouldBe "xyzxyzxyz"
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val array1 = (x.children[2] as PtVariable).value as PtArray
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val array2 = (x.children[3] as PtVariable).value as PtArray
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val array3 = (x.children[4] as PtVariable).value as PtArray
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val array4 = (x.children[5] as PtVariable).value as PtArray
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array1.children.map { (it as PtBool).value } shouldBe listOf(true, true, true)
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array2.children.map { (it as PtNumber).number } shouldBe listOf(42, 42, 42)
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array3.children.map { (it as PtNumber).number } shouldBe listOf(5555, 5555, 5555)
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array4.children.map { (it as PtNumber).number } shouldBe listOf(123.45, 123.45, 123.45)
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}
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test("array initializer with range") {
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val src="""
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%option enable_floats
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main {
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sub start() {
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ubyte[3] bytearray2 = 10 to 12
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uword[3] wordarray2 = 5000 to 5002
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float[3] floatarray2 = 100 to 102
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}
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}"""
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val result = compileText(C64Target(), false, src, outputDir, writeAssembly = true)!!
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val x = result.codegenAst!!.entrypoint()!!
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x.children.size shouldBe 5
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val array1 = (x.children[1] as PtVariable).value as PtArray
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val array2 = (x.children[2] as PtVariable).value as PtArray
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val array3 = (x.children[3] as PtVariable).value as PtArray
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array1.children.map { (it as PtNumber).number } shouldBe listOf(10, 11, 12)
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array2.children.map { (it as PtNumber).number } shouldBe listOf(5000, 5001, 5002)
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array3.children.map { (it as PtNumber).number } shouldBe listOf(100, 101, 102)
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}
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test("identifiers in array literals getting implicit address-of") {
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val src="""
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main {
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sub start() {
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label:
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str @shared name = "name"
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uword[] @shared array1 = [name, label, start, main]
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uword[] @shared array2 = [&name, &label, &start, &main]
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}
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}"""
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val result = compileText(C64Target(), false, src, outputDir, writeAssembly = true)!!
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val x = result.codegenAst!!.entrypoint()!!
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x.children.size shouldBe 6
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val array1 = (x.children[2] as PtVariable).value as PtArray
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val array2 = (x.children[3] as PtVariable).value as PtArray
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array1.children.forEach {
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it shouldBe instanceOf<PtAddressOf>()
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}
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array2.children.forEach {
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it shouldBe instanceOf<PtAddressOf>()
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}
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}
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test("variable identifiers in array literals not getting implicit address-of") {
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val src="""
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main {
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sub start() {
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label:
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str @shared name = "name"
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ubyte @shared bytevar
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uword[] @shared array1 = [cx16.r0] ; error, is variables
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uword[] @shared array2 = [bytevar] ; error, is variables
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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 2
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errors.errors[0] shouldContain "contains non-constant"
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errors.errors[1] shouldContain "contains non-constant"
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}
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test("memsizing in codegen of array return values") {
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val src="""
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main {
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sub start() {
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cx16.r1 = give_array1()
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cx16.r2 = give_array2()
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}
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sub give_array1() -> uword {
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return [1,2,3,4]
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}
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sub give_array2() -> uword {
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return [1000,2000,3000,4000]
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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(C64Target(), false, src, outputDir, writeAssembly = true) shouldNotBe null
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}
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test("taking address of split arrays works") {
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val src="""
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main {
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sub start() {
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cx16.r0L=0
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if cx16.r0L==0 {
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uword[] addresses = [scores2, start]
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uword[] scores1 = [10, 25, 50, 100]
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uword[] scores2 = [100, 250, 500, 1000]
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cx16.r0 = &scores1
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cx16.r1 = &scores2
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cx16.r2 = &addresses
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}
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}
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}"""
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val errors = ErrorReporterForTests(keepMessagesAfterReporting = true)
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compileText(C64Target(), optimize=false, src, outputDir, writeAssembly=true, errors=errors) shouldNotBe null
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errors.errors.size shouldBe 0
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errors.warnings.size shouldBe 0
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}
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test("various array indexed assignment scenarios") {
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val src="""
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%import floats
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%import textio
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%zeropage basicsafe
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main {
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bool[10] barray
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uword[10] @nosplit warrayns
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uword[10] warray
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float[10] farray
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sub start() {
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dump()
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; ALL OK
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barray[2] = true
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warrayns[2] = 1234
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warray[2] = 5678
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farray[2] = 3.1415
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dump()
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; ALL OK
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cx16.r0L=2
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barray[cx16.r0L] = false
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warrayns[cx16.r0L] = 0
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warray[cx16.r0L] = 0
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farray[cx16.r0L] = 0
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dump()
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; ALL OK
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cx16.r0L=2
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barray[cx16.r0L] = true
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warrayns[cx16.r0L] = 1234
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warray[cx16.r0L] = 5678
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farray[cx16.r0L] = 3.1415
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dump()
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; ALL OK
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barray[2] = false
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warrayns[2] = 0
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warray[2] = 0
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farray[2] = 0.0
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dump()
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sub dump() {
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txt.print_bool(barray[2])
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txt.spc()
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txt.print_uw(warrayns[2])
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txt.spc()
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txt.print_uw(warray[2])
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txt.spc()
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txt.print_f(farray[2])
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txt.nl()
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}
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}
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}"""
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compileText(C64Target(), optimize=true, src, outputDir) shouldNotBe null
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compileText(VMTarget(), optimize=true, src, outputDir) shouldNotBe null
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compileText(C64Target(), optimize=false, src, outputDir) shouldNotBe null
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compileText(VMTarget(), optimize=false, src, outputDir) shouldNotBe null
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}
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})
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