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https://github.com/irmen/prog8.git
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added a few more simple special codegen segements for the logic operators on a memmory-read
This commit is contained in:
Irmen de Jong
parent
5ee36c897d
commit
71fec4c555
@ -110,7 +110,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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val ident = value as? IdentifierReference
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val memread = value as? DirectMemoryRead
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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when (target.datatype) {
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in ByteDatatypes -> {
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@ -204,7 +204,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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when {
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indexNum!=null -> {
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val targetVarName = "${target.asmVarname} + ${indexNum.number.toInt()*program.memsizer.memorySize(target.datatype)}"
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when(target.datatype) {
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when (target.datatype) {
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in ByteDatatypes -> {
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when {
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valueLv != null -> inplaceModification_byte_litval_to_variable(targetVarName, target.datatype, operator, valueLv.toInt())
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@ -244,7 +244,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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}
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indexVar!=null -> {
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when(target.datatype) {
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when (target.datatype) {
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in ByteDatatypes -> {
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val tgt = AsmAssignTarget.fromRegisters(RegisterOrPair.A, null, program, asmgen)
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val assign = AsmAssignment(target.origAssign.source, tgt, false, program.memsizer, value.position)
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@ -672,7 +672,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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private fun inplaceModification_byte_memread_to_variable(name: String, dt: DataType, operator: String, memread: DirectMemoryRead) {
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when(operator) {
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when (operator) {
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"+" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out("""
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@ -689,6 +689,18 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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sbc P8ZP_SCRATCH_B1
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sta $name""")
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}
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"|", "or" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" ora $name | sta $name")
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}
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"&", "and" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" and $name | sta $name")
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}
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"^", "xor" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" eor $name | sta $name")
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}
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// TODO: tuned code for more operators
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else -> {
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inplaceModification_byte_value_to_variable(name, dt, operator, memread)
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@ -697,7 +709,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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private fun inplaceModification_word_memread_to_variable(name: String, dt: DataType, operator: String, memread: DirectMemoryRead) {
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when(operator) {
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when (operator) {
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"+" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out("""
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@ -720,6 +732,24 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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dec $name+1
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+""")
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}
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"|", "or" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" ora $name | sta $name")
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}
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"&", "and" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" and $name | sta $name")
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if(dt in WordDatatypes) {
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if(asmgen.isTargetCpu(CpuType.CPU65c02))
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asmgen.out(" stz $name+1")
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else
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asmgen.out(" lda #0 | sta $name+1")
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}
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}
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"^", "xor" -> {
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exprAsmGen.translateDirectMemReadExpression(memread, false)
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asmgen.out(" eor $name | sta $name")
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}
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// TODO: tuned code for more operators
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else -> {
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inplaceModification_word_value_to_variable(name, dt, operator, memread)
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@ -1274,7 +1304,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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""")
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}
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when(valueDt) {
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when (valueDt) {
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in ByteDatatypes -> {
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// the other variable is a BYTE type so optimize for that
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when (operator) {
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@ -1671,7 +1701,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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DataType.UWORD, DataType.WORD -> {
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when (outerCastDt) {
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DataType.UBYTE, DataType.BYTE -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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if(asmgen.isTargetCpu(CpuType.CPU65c02))
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asmgen.out(" stz ${target.asmVarname}+1")
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@ -1715,7 +1745,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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private fun inplaceBooleanNot(target: AsmAssignTarget, dt: DataType) {
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when (dt) {
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DataType.UBYTE -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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asmgen.out("""
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lda ${target.asmVarname}
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@ -1765,7 +1795,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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}
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DataType.UWORD -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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asmgen.out("""
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lda ${target.asmVarname}
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@ -1790,7 +1820,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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private fun inplaceInvert(target: AsmAssignTarget, dt: DataType) {
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when (dt) {
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DataType.UBYTE -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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asmgen.out("""
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lda ${target.asmVarname}
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@ -1831,7 +1861,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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}
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DataType.UWORD -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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asmgen.out("""
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lda ${target.asmVarname}
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@ -1869,7 +1899,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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}
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DataType.WORD -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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asmgen.out("""
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lda #0
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@ -1887,7 +1917,7 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
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}
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}
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DataType.FLOAT -> {
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when(target.kind) {
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when (target.kind) {
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TargetStorageKind.VARIABLE -> {
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// simply flip the sign bit in the float
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asmgen.out("""
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@ -2,6 +2,8 @@
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TODO
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====
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- test all examples before release of the new version
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- simplify cx16.joystick_get2() once this cx16 rom issue is resolved: https://github.com/commanderx16/x16-rom/issues/203
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- c64: make the graphics.BITMAP_ADDRESS configurable (VIC banking)
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- get rid of all other TODO's in the code ;-)
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@ -3,18 +3,23 @@ main {
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sub start() {
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repeat {
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ubyte xx
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ubyte yy=xx
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ubyte aa
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ubyte bb
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ubyte cc
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ubyte dd
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}
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ubyte xx
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repeat {
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xx=1
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yy=xx
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}
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xx |= 44
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xx &= 44
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xx ^= 44
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xx |= @($d020)
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xx &= @($d020)
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xx ^= @($d020)
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uword ww
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ww |= $4433
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ww &= $4433
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ww ^= $4433
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ww |= @($d020)
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ww &= @($d020)
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ww ^= @($d020)
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}
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}
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