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prog8/compiler/test/TestTypecasts.kt
Irmen de Jong 4b7b1379d9 also binexpr split on and,or,xor if appropriate
2022-08-08 00:09:18 +02:00

924 lines
28 KiB
Kotlin
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package prog8tests
import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.ints.shouldBeGreaterThan
import io.kotest.matchers.shouldBe
import io.kotest.matchers.shouldNotBe
import io.kotest.matchers.string.shouldContain
import io.kotest.matchers.types.instanceOf
import prog8.ast.IFunctionCall
import prog8.ast.expressions.*
import prog8.ast.statements.Assignment
import prog8.ast.statements.IfElse
import prog8.ast.statements.VarDecl
import prog8.code.core.DataType
import prog8.code.core.Position
import prog8.code.target.C64Target
import prog8.code.target.VMTarget
import prog8tests.helpers.ErrorReporterForTests
import prog8tests.helpers.compileText
class TestTypecasts: FunSpec({
test("integer args for builtin funcs") {
val text="""
%import floats
main {
sub start() {
float fl
floats.print_f(abs(fl))
}
}"""
val errors = ErrorReporterForTests()
val result = compileText(VMTarget(), false, text, writeAssembly = false, errors=errors)
result shouldBe null
errors.errors.size shouldBe 1
errors.errors[0] shouldContain "type mismatch, was: FLOAT expected one of: [UBYTE, BYTE, UWORD, WORD]"
}
test("not casting bool operands to logical operators") {
val text="""
%import textio
%zeropage basicsafe
main {
sub start() {
bool bb2=true
bool @shared bb = bb2 and true
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = false)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 4
val expr = (stmts[3] as Assignment).value as BinaryExpression
expr.operator shouldBe "and"
expr.right shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
(expr.left as IdentifierReference).nameInSource shouldBe listOf("bb2") // no cast
val result2 = compileText(C64Target(), true, text, writeAssembly = true)!!
val stmts2 = result2.program.entrypoint.statements
stmts2.size shouldBe 6
val expr2 = (stmts2[4] as Assignment).value as BinaryExpression
expr2.operator shouldBe "&"
expr2.right shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
(expr2.left as IdentifierReference).nameInSource shouldBe listOf("bb")
}
test("bool expressions with functioncalls") {
val text="""
main {
sub ftrue(ubyte arg) -> ubyte {
arg++
return 64
}
sub start() {
bool ub1 = true
bool ub2 = true
bool ub3 = true
bool ub4 = 0
bool @shared bvalue
bvalue = ub1 xor ub2 xor ub3 xor true
bvalue = ub1 xor ub2 xor ub3 xor ftrue(99)
bvalue = ub1 and ub2 and ftrue(99)
}
}"""
val result = compileText(C64Target(), true, text, writeAssembly = true)!!
val stmts = result.program.entrypoint.statements
/*
ubyte ub1
ub1 = 1
ubyte ub2
ub2 = 1
ubyte ub3
ub3 = 1
ubyte @shared bvalue
bvalue = ub1
bvalue ^= ub2
bvalue ^= ub3
bvalue ^= 1
bvalue = (((ub1^ub2)^ub3)^(ftrue(99)!=0))
bvalue = ((ub1&ub2)&(ftrue(99)!=0))
return
*/
stmts.size shouldBe 14
val assignValue1 = (stmts[7] as Assignment).value as IdentifierReference
val assignValue2 = (stmts[11] as Assignment).value as BinaryExpression
val assignValue3 = (stmts[12] as Assignment).value as BinaryExpression
assignValue1.nameInSource shouldBe listOf("ub1")
assignValue2.operator shouldBe "^"
assignValue3.operator shouldBe "&"
val right2 = assignValue2.right as BinaryExpression
val right3 = assignValue3.right as BinaryExpression
right2.operator shouldBe "!="
right3.operator shouldBe "!="
right2.left shouldBe instanceOf<IFunctionCall>()
right2.right shouldBe NumericLiteral(DataType.UBYTE, 0.0, Position.DUMMY)
right3.left shouldBe instanceOf<IFunctionCall>()
right3.right shouldBe NumericLiteral(DataType.UBYTE, 0.0, Position.DUMMY)
}
test("logical with byte instead of bool") {
val text="""
%import textio
main {
sub ftrue(ubyte arg) -> ubyte {
arg++
return 128
}
sub ffalse(ubyte arg) -> ubyte {
arg++
return 0
}
sub start() {
ubyte ub1 = 2
ubyte ub2 = 4
ubyte ub3 = 8
ubyte ub4 = 0
ubyte bvalue
txt.print("const not 0: ")
txt.print_ub(not 129)
txt.nl()
txt.print("const not 1: ")
txt.print_ub(not 0)
txt.nl()
txt.print("const inv 126: ")
txt.print_ub(~ 129)
txt.nl()
txt.print("const inv 255: ")
txt.print_ub(~ 0)
txt.nl()
bvalue = 129
txt.print("bitwise inv 126: ")
bvalue = ~ bvalue
txt.print_ub(bvalue)
txt.nl()
bvalue = 0
txt.print("bitwise inv 255: ")
bvalue = ~ bvalue
txt.print_ub(bvalue)
txt.nl()
txt.print("bitwise or 14: ")
txt.print_ub(ub1 | ub2 | ub3 | ub4)
txt.nl()
txt.print("bitwise or 142: ")
txt.print_ub(ub1 | ub2 | ub3 | ub4 | 128)
txt.nl()
txt.print("bitwise and 0: ")
txt.print_ub(ub1 & ub2 & ub3 & ub4)
txt.nl()
txt.print("bitwise and 8: ")
txt.print_ub(ub3 & ub3 & 127)
txt.nl()
txt.print("bitwise xor 14: ")
txt.print_ub(ub1 ^ ub2 ^ ub3 ^ ub4)
txt.nl()
txt.print("bitwise xor 6: ")
txt.print_ub(ub1 ^ ub2 ^ ub3 ^ 8)
txt.nl()
txt.print("bitwise not 247: ")
txt.print_ub(~ub3)
txt.nl()
txt.print("bitwise not 255: ")
txt.print_ub(~ub4)
txt.nl()
txt.print("not 0: ")
bvalue = 3 * (ub4 | not (ub3 | ub3 | ub3))
txt.print_ub(bvalue)
if 3*(ub4 | not (ub1 | ub1 | ub1))
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("not 0: ")
bvalue = not ub3
txt.print_ub(bvalue)
if not ub1
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("not 1: ")
bvalue = not ub4
txt.print_ub(bvalue)
if not ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
bvalue = bvalue and 128
txt.print("bvl 1: ")
txt.print_ub(bvalue)
if bvalue and 128
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3
txt.print_ub(bvalue)
if ub1 and ub2 and ub3
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3 and 64
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and 64
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3 and ftrue(99)
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ftrue(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 0: ")
bvalue = ub1 and ub2 and ub3 and ub4
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ub4
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("and 0: ")
bvalue = ub1 and ub2 and ub3 and ffalse(99)
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ffalse(99)
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print(" or 1: ")
bvalue = ub1 or ub2 or ub3 or ub4
txt.print_ub(bvalue)
if ub1 or ub2 or ub3 or ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print(" or 1: ")
bvalue = ub4 or ub4 or ub1
txt.print_ub(bvalue)
if ub4 or ub4 or ub1
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print(" or 1: ")
bvalue = ub1 or ub2 or ub3 or ftrue(99)
txt.print_ub(bvalue)
if ub1 or ub2 or ub3 or ftrue(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 1: ")
bvalue = ub1 xor ub2 xor ub3 xor ub4
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 1: ")
bvalue = ub1 xor ub2 xor ub3 xor ffalse(99)
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ffalse(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 0: ")
bvalue = ub1 xor ub2 xor ub3 xor ub4 xor true
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ub4 xor true
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("xor 0: ")
bvalue = ub1 xor ub2 xor ub3 xor ftrue(99)
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ftrue(99)
txt.print(" / fail")
else
txt.print(" / ok")
}
}
"""
val result = compileText(C64Target(), true, text, writeAssembly = true)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBeGreaterThan 10
}
test("logical with bools") {
val text="""
%import textio
main {
sub ftrue(ubyte arg) -> ubyte {
arg++
return 128
}
sub ffalse(ubyte arg) -> ubyte {
arg++
return 0
}
sub start() {
bool ub1 = 2
bool ub2 = 4
bool ub3 = 8
bool ub4 = 0
bool bvalue
txt.print("const not 0: ")
txt.print_ub(not 129)
txt.nl()
txt.print("const not 1: ")
txt.print_ub(not 0)
txt.nl()
txt.print("const inv 126: ")
txt.print_ub(~ 129)
txt.nl()
txt.print("const inv 255: ")
txt.print_ub(~ 0)
txt.nl()
bvalue = 129
txt.print("bitwise inv 126: ")
bvalue = ~ bvalue
txt.print_ub(bvalue)
txt.nl()
bvalue = 0
txt.print("bitwise inv 255: ")
bvalue = ~ bvalue
txt.print_ub(bvalue)
txt.nl()
txt.print("bitwise or 14: ")
txt.print_ub(ub1 | ub2 | ub3 | ub4)
txt.nl()
txt.print("bitwise or 142: ")
txt.print_ub(ub1 | ub2 | ub3 | ub4 | 128)
txt.nl()
txt.print("bitwise and 0: ")
txt.print_ub(ub1 & ub2 & ub3 & ub4)
txt.nl()
txt.print("bitwise and 8: ")
txt.print_ub(ub3 & ub3 & 127)
txt.nl()
txt.print("bitwise xor 14: ")
txt.print_ub(ub1 ^ ub2 ^ ub3 ^ ub4)
txt.nl()
txt.print("bitwise xor 6: ")
txt.print_ub(ub1 ^ ub2 ^ ub3 ^ 8)
txt.nl()
txt.print("bitwise not 247: ")
txt.print_ub(~ub3)
txt.nl()
txt.print("bitwise not 255: ")
txt.print_ub(~ub4)
txt.nl()
txt.print("not 0: ")
bvalue = 3 * (ub4 | not (ub3 | ub3 | ub3))
txt.print_ub(bvalue)
if 3*(ub4 | not (ub1 | ub1 | ub1))
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("not 0: ")
bvalue = not ub3
txt.print_ub(bvalue)
if not ub1
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("not 1: ")
bvalue = not ub4
txt.print_ub(bvalue)
if not ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
bvalue = bvalue and 128
txt.print("bvl 1: ")
txt.print_ub(bvalue)
if bvalue and 128
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3
txt.print_ub(bvalue)
if ub1 and ub2 and ub3
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3 and 64
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and 64
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 1: ")
bvalue = ub1 and ub2 and ub3 and ftrue(99)
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ftrue(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("and 0: ")
bvalue = ub1 and ub2 and ub3 and ub4
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ub4
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("and 0: ")
bvalue = ub1 and ub2 and ub3 and ffalse(99)
txt.print_ub(bvalue)
if ub1 and ub2 and ub3 and ffalse(99)
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print(" or 1: ")
bvalue = ub1 or ub2 or ub3 or ub4
txt.print_ub(bvalue)
if ub1 or ub2 or ub3 or ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print(" or 1: ")
bvalue = ub4 or ub4 or ub1
txt.print_ub(bvalue)
if ub4 or ub4 or ub1
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print(" or 1: ")
bvalue = ub1 or ub2 or ub3 or ftrue(99)
txt.print_ub(bvalue)
if ub1 or ub2 or ub3 or ftrue(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 1: ")
bvalue = ub1 xor ub2 xor ub3 xor ub4
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ub4
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 1: ")
bvalue = ub1 xor ub2 xor ub3 xor ffalse(99)
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ffalse(99)
txt.print(" / ok")
else
txt.print(" / fail")
txt.nl()
txt.print("xor 0: ")
bvalue = ub1 xor ub2 xor ub3 xor ub4 xor true
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ub4 xor true
txt.print(" / fail")
else
txt.print(" / ok")
txt.nl()
txt.print("xor 0: ")
bvalue = ub1 xor ub2 xor ub3 xor ftrue(99)
txt.print_ub(bvalue)
if ub1 xor ub2 xor ub3 xor ftrue(99)
txt.print(" / fail")
else
txt.print(" / ok")
}
}
"""
val result = compileText(C64Target(), true, text, writeAssembly = true)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBeGreaterThan 10
}
test("bool arrays") {
val text="""
main {
sub start() {
bool[] barray = [true, false, 1, 0, 222]
bool bb
ubyte xx
for bb in barray {
if bb
xx++
}
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = false)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 6
val arraydecl = stmts[0] as VarDecl
arraydecl.datatype shouldBe DataType.ARRAY_BOOL
val values = (arraydecl.value as ArrayLiteral).value
values.size shouldBe 5
values[0] shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
values[1] shouldBe NumericLiteral(DataType.UBYTE, 0.0, Position.DUMMY)
values[2] shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
values[3] shouldBe NumericLiteral(DataType.UBYTE, 0.0, Position.DUMMY)
values[4] shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
}
test("correct handling of bool parameters") {
val text="""
main {
sub thing(bool b1, bool b2) -> bool {
return (b1 and b2) or b1
}
sub start() {
bool boolvalue1 = true
bool boolvalue2 = false
uword xx
boolvalue1 = thing(true, false)
boolvalue2 = thing(xx, xx)
if boolvalue1 and boolvalue2
boolvalue1=false
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = false)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 9
val fcall1 = ((stmts[6] as Assignment).value as IFunctionCall)
fcall1.args[0] shouldBe NumericLiteral(DataType.UBYTE, 1.0, Position.DUMMY)
fcall1.args[1] shouldBe NumericLiteral(DataType.UBYTE, 0.0, Position.DUMMY)
val fcall2 = ((stmts[7] as Assignment).value as IFunctionCall)
(fcall2.args[0] as TypecastExpression).type shouldBe DataType.BOOL
(fcall2.args[1] as TypecastExpression).type shouldBe DataType.BOOL
val ifCond = (stmts[8] as IfElse).condition as BinaryExpression
ifCond.operator shouldBe "and" // no asm writing so logical expressions haven't been replaced with bitwise equivalents yet
(ifCond.left as IdentifierReference).nameInSource shouldBe listOf("boolvalue1")
(ifCond.right as IdentifierReference).nameInSource shouldBe listOf("boolvalue2")
}
test("correct evaluation of words in boolean expressions") {
val text="""
main {
sub start() {
uword camg
ubyte @shared interlaced
interlaced = (camg & ${'$'}0004) != 0
interlaced++
interlaced = (${'$'}0004 & camg) != 0
interlaced++
uword @shared ww
ww = (camg & ${'$'}0004)
ww++
ww = (${'$'}0004 & camg)
ubyte @shared wordNr2 = (interlaced >= ${'$'}33) + (interlaced >= ${'$'}66) + (interlaced >= ${'$'}99) + (interlaced >= ${'$'}CC)
}
}"""
val result = compileText(VMTarget(), false, text, writeAssembly = true)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 14
}
test("word to byte casts") {
val text="""
%import textio
main {
sub func(ubyte arg) -> word {
return arg-99
}
sub start() {
txt.print_ub(func(0) as ubyte)
txt.print_uw(func(0) as ubyte)
txt.print_w(func(0) as ubyte)
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = false)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 3
}
test("add missing & to function arguments") {
val text="""
main {
sub handler(uword fptr) {
}
sub start() {
uword variable
pushw(variable)
pushw(handler)
pushw(&handler)
handler(variable)
handler(handler)
handler(&handler)
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = false)!!
val stmts = result.program.entrypoint.statements
stmts.size shouldBe 8
val arg1 = (stmts[2] as IFunctionCall).args.single()
val arg2 = (stmts[3] as IFunctionCall).args.single()
val arg3 = (stmts[4] as IFunctionCall).args.single()
val arg4 = (stmts[5] as IFunctionCall).args.single()
val arg5 = (stmts[6] as IFunctionCall).args.single()
val arg6 = (stmts[7] as IFunctionCall).args.single()
arg1 shouldBe instanceOf<IdentifierReference>()
arg2 shouldBe instanceOf<AddressOf>()
arg3 shouldBe instanceOf<AddressOf>()
arg4 shouldBe instanceOf<IdentifierReference>()
arg5 shouldBe instanceOf<AddressOf>()
arg6 shouldBe instanceOf<AddressOf>()
}
test("correct typecasts") {
val text = """
%import floats
main {
sub start() {
float @shared fl = 3.456
uword @shared uw = 5555
byte @shared bb = -44
bb = uw as byte
uw = bb as uword
fl = uw as float
fl = bb as float
bb = fl as byte
uw = fl as uword
uw = 8888 + (bb as ubyte)
}
}
"""
val result = compileText(C64Target(), false, text, writeAssembly = true)!!
result.program.entrypoint.statements.size shouldBe 15
}
test("invalid typecasts of numbers") {
val text = """
%import floats
main {
sub start() {
ubyte @shared bb
bb = 5555 as ubyte
routine(5555 as ubyte)
}
sub routine(ubyte bb) {
bb++
}
}
"""
val errors = ErrorReporterForTests()
compileText(C64Target(), false, text, writeAssembly = true, errors=errors) shouldBe null
errors.errors.size shouldBe 2
errors.errors[0] shouldContain "can't cast"
errors.errors[1] shouldContain "can't cast"
}
test("refuse to round float literal 1") {
val text = """
%option enable_floats
main {
sub start() {
float @shared fl = 3.456 as uword
fl = 1.234 as uword
}
}"""
val errors = ErrorReporterForTests()
compileText(C64Target(), false, text, errors=errors) shouldBe null
errors.errors.size shouldBe 2
errors.errors[0] shouldContain "can't cast"
errors.errors[1] shouldContain "can't cast"
}
test("refuse to round float literal 2") {
val text = """
%option enable_floats
main {
sub start() {
float @shared fl = 3.456
fl++
fl = fl as uword
}
}"""
val errors = ErrorReporterForTests()
compileText(C64Target(), false, text, errors=errors) shouldBe null
errors.errors.size shouldBe 1
errors.errors[0] shouldContain "in-place makes no sense"
}
test("refuse to round float literal 3") {
val text = """
%option enable_floats
main {
sub start() {
uword @shared ww = 3.456 as uword
ww++
ww = 3.456 as uword
}
}"""
val errors = ErrorReporterForTests()
compileText(C64Target(), false, text, errors=errors) shouldBe null
errors.errors.size shouldBe 2
errors.errors[0] shouldContain "can't cast"
errors.errors[1] shouldContain "can't cast"
}
test("correct implicit casts of signed number comparison and logical expressions") {
val text = """
%import floats
main {
sub start() {
byte bb = -10
word ww = -1000
if bb>0 {
bb++
}
if bb < 0 {
bb ++
}
if bb & 1 {
bb++
}
if bb & 128 {
bb++
}
if bb & 255 {
bb++
}
if ww>0 {
ww++
}
if ww < 0 {
ww ++
}
if ww & 1 {
ww++
}
if ww & 32768 {
ww++
}
if ww & 65535 {
ww++
}
}
}
"""
val result = compileText(C64Target(), false, text, writeAssembly = true)!!
val statements = result.program.entrypoint.statements
statements.size shouldBeGreaterThan 10
}
test("cast to unsigned in conditional") {
val text = """
main {
sub start() {
byte bb
word ww
ubyte iteration_in_progress
uword num_bytes
if not iteration_in_progress or not num_bytes {
num_bytes++
}
if bb as ubyte {
bb++
}
if ww as uword {
ww++
}
}
}"""
val result = compileText(C64Target(), false, text, writeAssembly = true)!!
val statements = result.program.entrypoint.statements
statements.size shouldBeGreaterThan 10
}
test("no infinite typecast loop in assignment asmgen") {
val text = """
main {
sub start() {
word @shared qq = calculate(33)
}
sub calculate(ubyte row) -> word {
return (8-(row as byte))
}
}
"""
compileText(C64Target(), false, text, writeAssembly = true) shouldNotBe null
}
test("(u)byte extend to word parameters") {
val text = """
main {
sub start() {
byte ub1 = -50
byte ub2 = -51
byte ub3 = -52
byte ub4 = 100
word @shared ww = func(ub1, ub2, ub3, ub4)
ww = func(ub4, ub2, ub3, ub1)
ww=afunc(ub1, ub2, ub3, ub4)
ww=afunc(ub4, ub2, ub3, ub1)
}
sub func(word x1, word y1, word x2, word y2) -> word {
return x1
}
asmsub afunc(word x1 @R0, word y1 @R1, word x2 @R2, word y2 @R3) -> word @AY {
%asm {{
lda cx16.r0
ldy cx16.r0+1
rts
}}
}
}"""
compileText(C64Target(), true, text, writeAssembly = true) shouldNotBe null
}
test("lsb msb used as args with word types") {
val text = """
main {
sub start() {
uword xx=${'$'}ea31
uword @shared ww = plot(lsb(xx), msb(xx))
}
inline asmsub plot(uword plotx @R0, uword ploty @R1) -> uword @AY{
%asm {{
lda cx16.r0
ldy cx16.r1
rts
}}
}
}"""
compileText(C64Target(), true, text, writeAssembly = true) shouldNotBe null
}
})
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