Apple-2-SW/prog8
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This commit is contained in:
Irmen de Jong 2020-06-17 23:27:54 +02:00
parent ee2ba5f398
commit b166576e54
3 changed files with 6 additions and 6 deletions
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2
compiler/src/prog8/compiler/Main.kt
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@ -42,7 +42,7 @@ fun compileProgram(filepath: Path,
optimizeAst(programAst, errors)
postprocessAst(programAst, errors, compilationOptions)
// printAst(programAst) // TODO
// printAst(programAst)
if(writeAssembly)
programName = writeAssembly(programAst, errors, outputDir, optimize, compilationOptions)

2
compiler/src/prog8/compiler/target/c64/codegen/AssignmentAsmGen.kt
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@ -46,7 +46,7 @@ internal class AssignmentAsmGen(private val program: Program, private val errors
}
}
// TODO this is the FALLBACK:
// TODO this is the slow FALLBACK, eventually we don't want to have to use it anymore:
errors.warn("using suboptimal in-place assignment code (this should still be optimized)", assign.position)
val normalAssignment = assign.asDesugaredNonaugmented()
return translateNormalAssignment(normalAssignment)

8
compiler/src/prog8/compiler/target/c64/codegen/ForLoopsAsmGen.kt
View File

@ -16,7 +16,7 @@ import prog8.compiler.toHex
import kotlin.math.absoluteValue
// todo choose more efficient comparisons to avoid needless lda's
// todo optimize common case step == 2 / -2
// todo optimize common case when step == 2 or -2
internal class ForLoopsAsmGen(private val program: Program, private val asmgen: AsmGen) {
@ -339,7 +339,7 @@ $continueLabel inc $loopLabel+1
$endLabel""")
}
DataType.ARRAY_UB, DataType.ARRAY_B -> {
// TODO: optimize loop code when the length of the array is < 256, don't need a separate counter in such cases
// TODO: optimize loop code when the length of the array is < 256, don't need a separate counter var in such cases
val length = decl.arraysize!!.size()!!
if(stmt.loopRegister!=null && stmt.loopRegister!= Register.A)
throw AssemblyError("can only use A")
@ -366,7 +366,7 @@ $counterLabel .byte 0
$endLabel""")
}
DataType.ARRAY_W, DataType.ARRAY_UW -> {
// TODO: optimize loop code when the length of the array is < 256, don't need a separate counter in such cases
// TODO: optimize loop code when the length of the array is < 256, don't need a separate counter var in such cases
val length = decl.arraysize!!.size()!! * 2
if(stmt.loopRegister!=null)
throw AssemblyError("can't use register to loop over words")
@ -410,7 +410,7 @@ $endLabel""")
}
private fun translateForOverConstRange(stmt: ForLoop, iterableDt: DataType, range: IntProgression) {
// TODO: optimize loop code when the range is < 256 iterations, don't need a separate counter in such cases
// TODO: optimize loop code when the range is < 256 iterations, don't need a separate counter var in such cases
if (range.isEmpty())
throw AssemblyError("empty range")
val loopLabel = asmgen.makeLabel("for_loop")