mirror of https://github.com/irmen/prog8.git
ifelse more
This commit is contained in:
Irmen de Jong
parent
e1a133c2c0
commit
7868e672e0
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@ -402,25 +402,538 @@ internal class IfElseAsmGen(private val program: PtProgram,
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}
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private fun wordLessValue(left: PtExpression, right: PtExpression, signed: Boolean, jump: PtJump?, stmt: PtIfElse) {
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println("word if <") // TODO
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fallbackTranslate(stmt)
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fun code(valueLsb: String, valueMsb: String) {
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if(signed) {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvs +
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eor #128
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+ bpl +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvc +
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eor #128
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+ bmi $asmLabel""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvs +
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eor #128
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+ bmi $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvs +
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eor #128
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+ bmi $afterIfLabel""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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} else {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcc +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcc $asmLabel""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcs $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcs $afterIfLabel""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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}
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}
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if(right is PtNumber) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val number = right.number.toHex()
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return code("#<$number", "#>$number")
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}
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if(right is PtIdentifier) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val variable = asmgen.asmVariableName(right)
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return code("#<$variable", "#>$variable")
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}
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// TODO optimize for simple array value
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// generic case via scratch register
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asmgen.assignWordOperandsToAYAndVar(left, right, "P8ZP_SCRATCH_W2")
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code("P8ZP_SCRATCH_W2", "P8ZP_SCRATCH_W2+1")
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}
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private fun wordGreaterValue(left: PtExpression, right: PtExpression, signed: Boolean, jump: PtJump?, stmt: PtIfElse) {
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println("word if >") // TODO
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fallbackTranslate(stmt)
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fun code(valueLsb: String, valueMsb: String) {
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if(signed) {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bpl $asmLabel""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi $afterIfLabel""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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} else {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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cpy $valueMsb
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beq +
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bcc _gt
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bcs _not
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+ cmp $valueLsb
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bcc _gt
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bne _not
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_gt jmp ($asmLabel)
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_not""")
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} else {
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asmgen.out("""
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sec
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sbc $valueLsb
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sta P8ZP_SCRATCH_REG
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tya
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sbc $valueMsb
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ora P8ZP_SCRATCH_REG
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beq +
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bcs $asmLabel
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+""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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cpy $valueMsb
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beq +
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bcc _gt
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bcs $elseLabel
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+ cmp $valueLsb
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bcc _gt
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bne $elseLabel
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_gt""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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cpy $valueMsb
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beq +
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bcc _gt
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bcs $afterIfLabel
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+ cmp $valueLsb
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bcc _gt
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bne $afterIfLabel
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_gt""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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}
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}
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if(right is PtNumber) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val number = right.number.toHex()
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return code("#<$number", "#>$number")
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}
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if(right is PtIdentifier) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val variable = asmgen.asmVariableName(right)
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return code("#<$variable", "#>$variable")
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}
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// TODO optimize for simple array value
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// generic case via scratch register
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asmgen.assignWordOperandsToAYAndVar(left, right, "P8ZP_SCRATCH_W2")
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code("P8ZP_SCRATCH_W2", "P8ZP_SCRATCH_W2+1")
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}
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private fun wordLessEqualsValue(left: PtExpression, right: PtExpression, signed: Boolean, jump: PtJump?, stmt: PtIfElse) {
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println("word if <=") // TODO
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fallbackTranslate(stmt)
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fun code(valueLsb: String, valueMsb: String) {
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if(signed) {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bpl $asmLabel""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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sta P8ZP_SCRATCH_W1
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sty P8ZP_SCRATCH_W1+1
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ldy $valueLsb
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lda $valueMsb
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cpy P8ZP_SCRATCH_W1
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sbc P8ZP_SCRATCH_W1+1
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bvc +
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eor #128
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+ bmi $afterIfLabel""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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} else {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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sec
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sbc $valueLsb
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sta P8ZP_SCRATCH_REG
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tya
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sbc $valueMsb
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ora P8ZP_SCRATCH_REG
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beq +
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bcc +
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jmp $(asmLabel)
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+""")
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} else {
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asmgen.out("""
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sec
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sbc $valueLsb
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sta P8ZP_SCRATCH_REG
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tya
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sbc $valueMsb
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ora P8ZP_SCRATCH_REG
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beq +
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bcs $asmLabel
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+""")
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}
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} else {
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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sec
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sbc $valueLsb
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sta P8ZP_SCRATCH_REG
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tya
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sbc $valueMsb
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ora P8ZP_SCRATCH_REG
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beq +
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bcc $elseLabel
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+""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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sec
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sbc $valueLsb
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sta P8ZP_SCRATCH_REG
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tya
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sbc $valueMsb
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ora P8ZP_SCRATCH_REG
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beq +
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bcc $afterIfLabel
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+""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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}
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}
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if(right is PtNumber) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val number = right.number.toHex()
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return code("#<$number", "#>$number")
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}
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if(right is PtIdentifier) {
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asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
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val variable = asmgen.asmVariableName(right)
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return code("#<$variable", "#>$variable")
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}
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// TODO optimize for simple array value
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// generic case via scratch register
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asmgen.assignWordOperandsToAYAndVar(left, right, "P8ZP_SCRATCH_W2")
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code("P8ZP_SCRATCH_W2", "P8ZP_SCRATCH_W2+1")
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}
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private fun wordGreaterEqualsValue(left: PtExpression, right: PtExpression, signed: Boolean, jump: PtJump?, stmt: PtIfElse) {
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println("word if >=") // TODO
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fallbackTranslate(stmt)
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fun code(valueLsb: String, valueMsb: String) {
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if(signed) {
|
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvc +
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eor #128
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+ bpl +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvs +
|
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eor #128
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+ bmi $asmLabel""")
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}
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} else {
|
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val afterIfLabel = asmgen.makeLabel("afterif")
|
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if(stmt.hasElse()) {
|
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// if and else blocks
|
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val elseLabel = asmgen.makeLabel("else")
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvc +
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eor #128
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+ bmi $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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asmgen.translate(stmt.elseScope)
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} else {
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// no else block
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bvc +
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eor #128
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+ bmi $afterIfLabel""")
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asmgen.translate(stmt.ifScope)
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}
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asmgen.out(afterIfLabel)
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}
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} else {
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if(jump!=null) {
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val (asmLabel, indirect) = asmgen.getJumpTarget(jump)
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if(indirect) {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcs +
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jmp ($asmLabel)
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+""")
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} else {
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcs $asmLabel""")
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}
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} else {
|
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val afterIfLabel = asmgen.makeLabel("afterif")
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if(stmt.hasElse()) {
|
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// if and else blocks
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val elseLabel = asmgen.makeLabel("else")
|
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asmgen.out("""
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cmp $valueLsb
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tya
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sbc $valueMsb
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bcc $elseLabel""")
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asmgen.translate(stmt.ifScope)
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asmgen.jmp(afterIfLabel, false)
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asmgen.out(elseLabel)
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||||
asmgen.translate(stmt.elseScope)
|
||||
} else {
|
||||
// no else block
|
||||
asmgen.out("""
|
||||
cmp $valueLsb
|
||||
tya
|
||||
sbc $valueMsb
|
||||
bcc $afterIfLabel""")
|
||||
asmgen.translate(stmt.ifScope)
|
||||
}
|
||||
asmgen.out(afterIfLabel)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if(right is PtNumber) {
|
||||
asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
|
||||
val number = right.number.toHex()
|
||||
return code("#<$number", "#>$number")
|
||||
}
|
||||
|
||||
if(right is PtIdentifier) {
|
||||
asmgen.assignExpressionToRegister(left, RegisterOrPair.AY, signed)
|
||||
val variable = asmgen.asmVariableName(right)
|
||||
return code("#<$variable", "#>$variable")
|
||||
}
|
||||
|
||||
// TODO optimize for simple array value
|
||||
|
||||
// generic case via scratch register
|
||||
asmgen.assignWordOperandsToAYAndVar(left, right, "P8ZP_SCRATCH_W2")
|
||||
code("P8ZP_SCRATCH_W2", "P8ZP_SCRATCH_W2+1")
|
||||
}
|
||||
|
||||
|
||||
private fun loadAndCmp0MSB(value: PtExpression) {
|
||||
when(value) {
|
||||
is PtArrayIndexer -> {
|
||||
|
|
|
|||
|
|
@ -1,9 +1,18 @@
|
|||
TODO
|
||||
====
|
||||
|
||||
examples/primes is larger than on 10.1
|
||||
efficient code for assignment float comparisons against a value (it now copies the floats around too many times) 10.1 created efficient code.
|
||||
|
||||
examples/maze is larger than on 10.1
|
||||
examples/textelite is larger than on 10.1
|
||||
rockrunner is a lot bigger still than on 10.1
|
||||
paint is bigger than on 10.1
|
||||
|
||||
cx16/testmonogfx is broken
|
||||
assembler is broken
|
||||
imageviewer is broken
|
||||
paint flood fill is broken
|
||||
rockrunner load caveset list is broken
|
||||
medemo and dsdemo are broken
|
||||
|
||||
|
||||
|
||||
|
|
@ -29,23 +38,23 @@ ok ok while not <integervar> should give type error
|
|||
ok ok while not <integer functioncall> should give type error
|
||||
ok ok while not cx16.mouse_pos() should give condition type error
|
||||
ok ok efficient code for manipulating bools in an array (normal and agumented assigns)
|
||||
ok WIP efficient code for if with only a goto in it
|
||||
ok . efficient code for if byte comparisons against 0 (== and !=)
|
||||
ok . efficient code for if word comparisons against 0 (== and !=)
|
||||
ok . efficient code for if float comparisons against 0 (== and !=)
|
||||
ok . efficient code for if byte comparisons against a value
|
||||
ok . efficient code for if word comparisons against a value
|
||||
ok . efficient code for if float comparisons against a value
|
||||
ok ok efficient code for if with only a goto in it
|
||||
ok ok efficient code for if byte comparisons against 0 (== and !=)
|
||||
ok ok efficient code for if word comparisons against 0 (== and !=)
|
||||
ok ok efficient code for if float comparisons against 0 (== and !=)
|
||||
ok ok efficient code for if byte comparisons against a value
|
||||
ok ok efficient code for if word comparisons against a value
|
||||
ok ok efficient code for if float comparisons against a value
|
||||
ok ok efficient code for assignment byte comparisons against 0 (== and !=)
|
||||
ok . efficient code for assignment word comparisons against 0 (== and !=)
|
||||
ok . efficient code for assignment float comparisons against 0 (== and !=)
|
||||
ok FAIL efficient code for assignment byte comparisons against a value ("float if ==" and "float if !=")
|
||||
ok . efficient code for assignment word comparisons against a value
|
||||
ok . efficient code for assignment float comparisons against a value
|
||||
ok ok efficient code for assignment word comparisons against 0 (== and !=)
|
||||
ok ok efficient code for assignment float comparisons against 0 (== and !=)
|
||||
ok ok efficient code for assignment byte comparisons against a value
|
||||
ok ok efficient code for assignment word comparisons against a value
|
||||
ok FAIL efficient code for assignment float comparisons against a value
|
||||
ok ok efficient code for if_cc conditional expressions
|
||||
ok FAIL while boolean should produce identical code as while integer!=0 and code should be efficient
|
||||
ok . while not boolvar -> can we get rid of the cmp? (6502 only?)
|
||||
ok . testmonogfx works
|
||||
ok ok while boolean should produce identical code as while integer!=0 and code should be efficient
|
||||
ok ok while not boolvar -> can we get rid of the cmp? (6502 only?)
|
||||
ok FAIL testmonogfx works
|
||||
ok . check program sizes vs. master branch
|
||||
===== ====== =======
|
||||
|
||||
|
|
@ -54,18 +63,10 @@ retest all comparisons in if statements (byte, word, signed and unsigned) + all
|
|||
with jump, indirect jump, no else block, and both if+else blocks.
|
||||
|
||||
check that the flood fill routine in gfx2 and paint still works.
|
||||
re-allow typecast of const true/false back to ubytes 1 and 0.
|
||||
re-allow typecast of const ubyte 0/1 to false/true boolean.
|
||||
re-allow typecast of const true/false back to ubytes 1 and 0?
|
||||
re-allow typecast of const ubyte 0/1 to false/true boolean?
|
||||
|
||||
|
||||
boolean trick to go from a compare >= value, to a bool
|
||||
cmp #value
|
||||
rol a
|
||||
and #1
|
||||
|
||||
|
||||
Already broken in 10.0: textelite on c64, info on diso -> jams the cpu after printing
|
||||
|
||||
IR: add TEST instruction to test memory content and set N/Z flags, without affecting any register.
|
||||
replace all LOADM+CMPI #0 / LOAD #0+LOADM+CMP+BRANCH by this instruction
|
||||
|
||||
|
|
|
|||
|
|
@ -37,8 +37,8 @@ main {
|
|||
angley+=217
|
||||
anglez+=452
|
||||
|
||||
sys.waitvsync()
|
||||
sys.waitvsync()
|
||||
;sys.waitvsync()
|
||||
;sys.waitvsync()
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -9,17 +9,16 @@ main {
|
|||
word[4] words
|
||||
|
||||
byte @shared sbb
|
||||
float @shared fl=3.3
|
||||
float @shared fl2=4.3
|
||||
|
||||
sub start() {
|
||||
|
||||
while cx16.r0s < 1234
|
||||
while not staticbool2
|
||||
cx16.r0L++
|
||||
|
||||
while cx16.r0L==0
|
||||
cx16.r0L++
|
||||
loop:
|
||||
if cx16.r0s >= 1234
|
||||
goto skip
|
||||
cx16.r0L++
|
||||
goto loop
|
||||
skip:
|
||||
|
||||
; TODO all this for uwords
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue