prog8/compiler/test/vm/TestCompilerVirtual.kt
Irmen de Jong 25f25a8767 Get rid of sort() and reverse() builtin functions.
Sort() had too many gotchas and reverse() is kinda redundant you can loop in decreasing order through an array too.
2024-07-06 17:07:58 +02:00

506 lines
14 KiB
Kotlin

package prog8tests.vm
import io.kotest.assertions.throwables.shouldThrow
import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.shouldBe
import io.kotest.matchers.shouldNotBe
import io.kotest.matchers.string.shouldContain
import io.kotest.matchers.string.shouldNotContain
import prog8.ast.expressions.BuiltinFunctionCall
import prog8.ast.statements.Assignment
import prog8.code.target.C64Target
import prog8.code.target.Cx16Target
import prog8.code.target.VMTarget
import prog8.intermediate.IRDataType
import prog8.intermediate.IRFileReader
import prog8.intermediate.IRSubroutine
import prog8.intermediate.Opcode
import prog8.vm.VmRunner
import prog8tests.helpers.compileText
import kotlin.io.path.readText
class TestCompilerVirtual: FunSpec({
test("compile virtual: any all builtin funcs") {
val src = """
main {
sub start() {
uword[] words = [1111,2222,0,4444,3333]
bool result = all(words)
cx16.r0++
result = any(words)
}
}"""
val target = VMTarget()
val result = compileText(target, true, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runProgram(virtfile.readText())
}
test("compile virtual: array with pointers") {
val src = """
main {
sub start() {
str localstr = "hello"
ubyte[] otherarray = [1,2,3]
uword[] words = [1111,2222,"three",&localstr,&otherarray]
uword @shared zz = &words
bool result = 2222 in words
zz = words[2]
zz++
zz = words[3]
}
}"""
val target = VMTarget()
val result = compileText(target, true, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runProgram(virtfile.readText())
}
test("compile virtual: str args and return type, and global var init") {
val src = """
main {
ubyte @shared dvar = test.dummy()
sub start() {
sub testsub(str s1) -> str {
return "result"
}
uword result = testsub("arg")
}
}
test {
sub dummy() -> ubyte {
cx16.r0++
return 80
}
}"""
val target = VMTarget()
var result = compileText(target, false, src, writeAssembly = true)!!
var virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runProgram(virtfile.readText())
result = compileText(target, true, src, writeAssembly = true)!!
virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runProgram(virtfile.readText())
}
test("compile virtual: nested labels") {
val src = """
main {
sub start() {
uword i
uword k
repeat {
mylabel0:
goto mylabel0
}
while cx16.r0==0 {
mylabel1:
goto mylabel1
}
do {
mylabel2:
goto mylabel2
} until cx16.r0==1
repeat cx16.r0 {
mylabel3:
goto mylabel3
}
for cx16.r0L in 0 to 2 {
mylabel4:
goto mylabel4
}
for cx16.r0L in cx16.r1L to cx16.r2L {
mylabel5:
goto mylabel5
}
mylabel_outside:
for i in 0 to 10 {
mylabel_inside:
if i==100 {
goto mylabel_outside
goto mylabel_inside
}
while k <= 10 {
k++
}
do {
k--
} until k==0
for k in 0 to 5 {
i++
}
repeat 10 {
k++
}
}
}
}"""
val target1 = C64Target()
compileText(target1, false, src, writeAssembly = false) shouldNotBe null
val target = VMTarget()
compileText(target, false, src, writeAssembly = true) shouldNotBe null
}
test("case sensitive symbols") {
val src = """
main {
sub start() {
ubyte @shared bytevar = 11 ; var at 0
ubyte @shared byteVAR = 22 ; var at 1
ubyte @shared ByteVar = 33 ; var at 2
ubyte @shared total = bytevar+byteVAR+ByteVar ; var at 3
goto skipLABEL
SkipLabel:
return
skipLABEL:
bytevar = 42
}
}"""
val result = compileText(VMTarget(), true, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.memory.getUB(0) shouldBe 42u
vm.memory.getUB(3) shouldBe 66u
}
}
test("memory slabs") {
val src = """
main {
sub start() {
uword slab1 = memory("slab1", 2000, 64)
slab1[10]=42
slab1[11]=43
ubyte @shared value1 = slab1[10] ; var at 2
ubyte @shared value2 = slab1[11] ; var at 3
}
}"""
val target = VMTarget()
val result = compileText(target, true, src, writeAssembly = true)!!
val start = result.compilerAst.entrypoint
start.statements.size shouldBe 9
((start.statements[1] as Assignment).value as BuiltinFunctionCall).name shouldBe "memory"
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.memory.getUB(2) shouldBe 42u
vm.memory.getUB(3) shouldBe 43u
}
}
test("memory mapped var as for loop counter") {
val src = """
main {
sub start() {
for cx16.r0 in 0 to 10 {
cx16.r1++
}
}
}"""
val othertarget = Cx16Target()
compileText(othertarget, true, src, writeAssembly = true) shouldNotBe null
val target = VMTarget()
var result = compileText(target, true, src, writeAssembly = true)!!
var virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.stepCount shouldBe 59
}
result = compileText(target, false, src, writeAssembly = true)!!
virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.stepCount shouldBe 59
}
}
test("inline asm for virtual target should be IR") {
val src = """
main {
sub start() {
%asm {{
lda #99
tay
rts
}}
}
}"""
val othertarget = Cx16Target()
compileText(othertarget, true, src, writeAssembly = true) shouldNotBe null
val target = VMTarget()
val result = compileText(target, false, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
val exc = shouldThrow<Exception> {
VmRunner().runProgram(virtfile.readText())
}
exc.message shouldContain("encountered unconverted inline assembly chunk")
}
test("inline asm for virtual target with IR is accepted and converted to regular instructions") {
val src = """
main {
sub start() {
%ir {{
incm.b $2000
return
}}
}
}"""
val target = VMTarget()
val result = compileText(target, false, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
val irSrc = virtfile.readText()
irSrc.shouldContain("incm.b $2000")
irSrc.shouldNotContain("</ASM>")
VmRunner().runProgram(irSrc)
}
test("addresses from labels/subroutines not yet supported in VM") {
val src = """
main {
sub start() {
mylabel:
ubyte variable
uword @shared pointer1 = &main.start
uword @shared pointer2 = &start
uword @shared pointer3 = &main.start.mylabel
uword @shared pointer4 = &mylabel
uword[] @shared ptrs = [&variable, &start, &main.start, &mylabel, &main.start.mylabel]
}
}
"""
val result = compileText(VMTarget(), false, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
val exc = shouldThrow<Exception> {
VmRunner().runProgram(virtfile.readText())
}
exc.message shouldContain("cannot yet load a label address as a value")
}
test("nesting with overlapping names is ok (doesn't work for 64tass)") {
val src="""
main {
sub start() {
main()
main.start.start()
main.main()
sub main() {
cx16.r0++
}
sub start() {
cx16.r0++
}
}
sub main() {
cx16.r0++
}
}"""
val target = VMTarget()
compileText(target, false, src, writeAssembly = true) shouldNotBe null
}
test("compile virtual: short code for if-goto") {
val src = """
main {
sub start() {
if_cc
goto ending
if_cs
goto ending
if cx16.r0==0 goto ending
if cx16.r0!=0 goto ending
if cx16.r0s>0 goto ending
if cx16.r0s<0 goto ending
ending:
}
}"""
val result = compileText(VMTarget(), true, src, writeAssembly = true)!!
result.compilerAst.entrypoint.statements.size shouldBe 8
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
val irProgram = IRFileReader().read(virtfile)
val start = irProgram.blocks[0].children[0] as IRSubroutine
val instructions = start.chunks.flatMap { c->c.instructions }
instructions.size shouldBe 11
instructions.last().opcode shouldBe Opcode.RETURN
}
test("repeat counts (const)") {
val src="""
main {
sub start() {
cx16.r0 = 0
repeat 255 {
cx16.r0++
}
repeat 256 {
cx16.r0++
}
repeat 257 {
cx16.r0++
}
repeat 1023 {
cx16.r0++
}
repeat 1024 {
cx16.r0++
}
repeat 1025 {
cx16.r0++
}
repeat 65534 {
cx16.r0++
}
repeat 65535 {
cx16.r0++
}
repeat 0 {
cx16.r0++
}
}
}"""
val result = compileText(VMTarget(), false, src, writeAssembly = true)!!
val start = result.codegenAst!!.entrypoint()!!
start.children.size shouldBe 11
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.memory.getUW(0xff02) shouldBe 3837u // $ff02 = cx16.r0
}
}
test("repeat counts (variable)") {
val src="""
main {
sub start() {
uword count
cx16.r0 = 0
count=255
repeat count {
cx16.r0++
}
count=256
repeat count {
cx16.r0++
}
count=257
repeat count {
cx16.r0++
}
count=1023
repeat count {
cx16.r0++
}
count=1024
repeat count {
cx16.r0++
}
count=1025
repeat count {
cx16.r0++
}
count=65534
repeat count {
cx16.r0++
}
count=65535
repeat count {
cx16.r0++
}
count=0
repeat count {
cx16.r0++
}
}
}"""
val result = compileText(VMTarget(), false, src, writeAssembly = true)!!
val start = result.codegenAst!!.entrypoint()!!
start.children.size shouldBe 22
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
VmRunner().runAndTestProgram(virtfile.readText()) { vm ->
vm.memory.getUW(0xff02) shouldBe 3837u // $ff02 = cx16.r0
}
}
test("asm chunk labels in IR code") {
val src="""
main {
sub start() {
instructions.match()
}
}
instructions {
asmsub match() {
%asm {{
rts
}}
}
%asm {{
nop
}}
}"""
compileText(VMTarget(), false, src, writeAssembly = true) shouldNotBe null
}
test("IR codegen for while loop with shortcircuit") {
val src="""
main {
sub start() {
cx16.r0L=1
while cx16.r0L < 10 and cx16.r0L>0 {
cx16.r0L++
}
}
}"""
compileText(VMTarget(), true, src, writeAssembly = true) shouldNotBe null
}
test("push() and pop() generate correct IR instructions") {
val src="""
main {
sub start() {
ubyte bb
uword ww
sys.push(42)
bb++
bb=sys.pop()
sys.pushw(9999)
ww++
ww=sys.popw()
}
}"""
val result = compileText(VMTarget(), true, src, writeAssembly = true)!!
val virtfile = result.compilationOptions.outputDir.resolve(result.compilerAst.name + ".p8ir")
val irProgram = IRFileReader().read(virtfile)
val start = irProgram.blocks[0].children[0] as IRSubroutine
val instructions = start.chunks.flatMap { c->c.instructions }
instructions.size shouldBe 13
instructions[3].opcode shouldBe Opcode.PUSH
instructions[3].type shouldBe IRDataType.BYTE
instructions[5].opcode shouldBe Opcode.POP
instructions[5].type shouldBe IRDataType.BYTE
instructions[8].opcode shouldBe Opcode.PUSH
instructions[8].type shouldBe IRDataType.WORD
instructions[10].opcode shouldBe Opcode.POP
instructions[10].type shouldBe IRDataType.WORD
}
})