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This commit is contained in:
Irmen de Jong
parent
4ef680f6fd
commit
54e52a910a
@ -967,7 +967,7 @@ class AsmGen(val options: CompilationOptions, val program: IntermediateProgram,
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// writeArrayInstr [ idxVarInstr ] = A
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return when (idxVarInstr.callLabel) {
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"A" -> " tay | sta ${writeArrayInstr.callLabel},y"
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"X" -> " sta ${C64Zeropage.SCRATCH_B1} | ldy ${C64Zeropage.SCRATCH_B1} | sta ${writeArrayInstr.callLabel},y"
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"X" -> " stx ${C64Zeropage.SCRATCH_B1} | ldy ${C64Zeropage.SCRATCH_B1} | sta ${writeArrayInstr.callLabel},y"
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"Y" -> " sta ${writeArrayInstr.callLabel},y"
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else -> " ldy ${idxVarInstr.callLabel} | sta ${writeArrayInstr.callLabel},y"
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}
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@ -1623,6 +1623,103 @@ class AsmGen(val options: CompilationOptions, val program: IntermediateProgram,
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},
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// ----------- assignment to UWORD ARRAY ----------------
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// uwordarray[index] = (u)word value
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AsmPattern(listOf(Opcode.PUSH_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val index = segment[1].arg!!.integerValue()*2
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val value = segment[0].arg!!.integerValue().toHex()
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"""
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lda #<$value
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ldy #>$value
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sta ${segment[2].callLabel}+$index
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sty ${segment[2].callLabel}+${index+1}
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"""
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},
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// uwordarray[index] = ubytevar
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AsmPattern(listOf(Opcode.PUSH_VAR_BYTE, Opcode.UB2UWORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val index = segment[2].arg!!.integerValue()*2
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when(segment[0].callLabel) {
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"A" -> " sta ${segment[3].callLabel}+$index | lda #0 | sta ${segment[3].callLabel}+${index+1}"
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"X" -> " stx ${segment[3].callLabel}+$index | lda #0 | sta ${segment[3].callLabel}+${index+1}"
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"Y" -> " sty ${segment[3].callLabel}+$index | lda #0 | sta ${segment[3].callLabel}+${index+1}"
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else -> " lda ${segment[0].callLabel} | sta ${segment[2].callLabel}+$index | lda #0 | sta ${segment[3].callLabel}+${index+1}"
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}
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},
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// uwordarray[index] = mem ubyte
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AsmPattern(listOf(Opcode.PUSH_MEM_UB, Opcode.UB2UWORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val index = segment[2].arg!!.integerValue()*2
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"""
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lda ${segment[0].arg!!.integerValue().toHex()}
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sta ${segment[3].callLabel}+$index
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lda #0
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sta ${segment[3].callLabel}+${index+1}
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"""
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},
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// uwordarray[index] = (u)wordvar
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AsmPattern(listOf(Opcode.PUSH_VAR_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val index = segment[1].arg!!.integerValue()*2
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when(segment[0].callLabel) {
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"AX" -> " sta ${segment[2].callLabel}+$index | stx ${segment[2].callLabel}+${index+1}"
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"AY" -> " sta ${segment[2].callLabel}+$index | sty ${segment[2].callLabel}+${index+1}"
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"XY" -> " stx ${segment[2].callLabel}+$index | sty ${segment[2].callLabel}+${index+1}"
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else -> " lda ${segment[0].callLabel} | sta ${segment[2].callLabel}+$index | lda ${segment[0].callLabel}+1 | sta ${segment[2].callLabel}+${index+1}"
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}
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},
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// uwordarray[index] = mem uword
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AsmPattern(listOf(Opcode.PUSH_MEM_UW, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val index = segment[1].arg!!.integerValue()*2
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"""
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lda ${segment[0].arg!!.integerValue().toHex()}
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ldy ${(segment[0].arg!!.integerValue()+1).toHex()}
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sta ${segment[3].callLabel}+$index
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sty ${segment[3].callLabel}+${index+1}
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"""
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},
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// uwordarray2[index2] = ubytearray1[index1]
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AsmPattern(listOf(Opcode.PUSH_BYTE, Opcode.READ_INDEXED_VAR_BYTE, Opcode.UB2UWORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment->
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val index1 = segment[0].arg!!.integerValue()
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val index2 = segment[3].arg!!.integerValue()*2
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"""
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lda ${segment[1].callLabel}+$index1
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sta ${segment[4].callLabel}+$index2
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lda #0
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sta ${segment[4].callLabel}+${index2+1}
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"""
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},
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// uwordarray2[index2] = (u)wordarray1[index1]
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AsmPattern(listOf(Opcode.PUSH_BYTE, Opcode.READ_INDEXED_VAR_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment->
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val index1 = segment[0].arg!!.integerValue()
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val index2 = segment[2].arg!!.integerValue()*2
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"""
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lda ${segment[1].callLabel}+$index1
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ldy ${segment[1].callLabel}+${index1+1}
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sta ${segment[3].callLabel}+$index2
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sta ${segment[3].callLabel}+${index2+1}
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"""
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},
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// uwordarray[indexvar]v = (u)word value
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AsmPattern(listOf(Opcode.PUSH_WORD, Opcode.PUSH_VAR_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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val value = segment[0].arg!!.integerValue().toHex()
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val store = when(segment[1].callLabel) {
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"A" -> {
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TODO("$segment")
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}
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"X" -> {
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TODO("$segment")
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}
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"Y" -> {
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TODO("$segment")
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}
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else -> {
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TODO("$segment")
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}
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}
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"""
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"""
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},
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// ----------- assignment to FLOAT VARIABLE ----------------
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// floatvar = ubytevar
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AsmPattern(listOf(Opcode.PUSH_VAR_BYTE, Opcode.UB2FLOAT, Opcode.POP_VAR_FLOAT)) { segment->
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@ -2132,74 +2229,6 @@ class AsmGen(val options: CompilationOptions, val program: IntermediateProgram,
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}
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// // assignment: wordarray[idxbyte] = word
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// AsmPattern(listOf(Opcode.PUSH_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// val index = segment[1].arg!!.integerValue()*2
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// """
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// lda #<${segment[0].arg!!.integerValue().toHex()}
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// ldy #>${segment[0].arg!!.integerValue().toHex()}
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// sta ${segment[2].callLabel}+$index
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// sty ${segment[2].callLabel}+${index+1}
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// """
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// },
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//
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// // assignment: wordarray[memory (u)byte] = word
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// AsmPattern(
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// listOf(Opcode.PUSH_WORD, Opcode.PUSH_MEM_B, Opcode.WRITE_INDEXED_VAR_WORD),
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// listOf(Opcode.PUSH_WORD, Opcode.PUSH_MEM_UB, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// TODO("$segment")
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// },
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//
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// // assignment: wordarray[indexvar] = word
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// AsmPattern(listOf(Opcode.PUSH_WORD, Opcode.PUSH_VAR_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// TODO("$segment")
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// },
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// // assignment: wordarray[idxbyte] = wordvar
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// AsmPattern(listOf(Opcode.PUSH_VAR_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// val index = segment[1].arg!!.integerValue()*2
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// when(segment[0].callLabel) {
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// "AX" -> " sta ${segment[2].callLabel}+$index | stx ${segment[2].callLabel}+${index+1}"
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// "AY" -> " sta ${segment[2].callLabel}+$index | sty ${segment[2].callLabel}+${index+1}"
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// "XY" -> " stx ${segment[2].callLabel}+$index | sty ${segment[2].callLabel}+${index+1}"
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// else ->
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// """
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// lda ${segment[0].callLabel}
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// ldy ${segment[0].callLabel}+1
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// sta ${segment[2].callLabel}+$index
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// sty ${segment[2].callLabel}+${index+1}
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// """
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// }
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// },
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// // assignment: wordarray[indexvar] = wordvar
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// AsmPattern(listOf(Opcode.PUSH_VAR_WORD, Opcode.PUSH_VAR_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// TODO("$segment")
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// },
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// // assignment: wordarray[idxbyte] = mem(u)word
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// AsmPattern(
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// listOf(Opcode.PUSH_MEM_W, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD),
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// listOf(Opcode.PUSH_MEM_UW, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment ->
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// val index = segment[1].arg!!.integerValue()*2
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// """
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// lda ${segment[0].arg!!.integerValue().toHex()}
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// ldy ${(segment[0].arg!!.integerValue()+1).toHex()}
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// sta ${segment[2].callLabel}+$index
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// sty ${segment[2].callLabel}+${index+1}
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// """
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// },
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//
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//
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// // assignment: wordarrayw[index2] = wordarray1[index1]
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// AsmPattern(listOf(Opcode.PUSH_BYTE, Opcode.READ_INDEXED_VAR_WORD, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_WORD)) { segment->
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// val index1 = segment[0].arg!!.integerValue()*2
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// val index2 = segment[2].arg!!.integerValue()*2
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// """
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// lda ${segment[1].callLabel}+$index1
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// ldy ${segment[1].callLabel}+${index1+1}
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// sta ${segment[3].callLabel}+$index2
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// sty ${segment[3].callLabel}+${index2+1}
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// """
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// },
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//
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// // assignment: floatarray[idxbyte] = float
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// AsmPattern(listOf(Opcode.PUSH_FLOAT, Opcode.PUSH_BYTE, Opcode.WRITE_INDEXED_VAR_FLOAT)) { segment ->
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// val floatConst = getFloatConst(segment[0].arg!!)
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@ -23,11 +23,11 @@
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memory ubyte HIBASE = $0288 ; screen base address / 256 (hi-byte of screen memory address)
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memory uword CINV = $0314 ; IRQ vector
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memory uword NMI_VEC = $FFFA ; 6502 nmi vector, determined by the kernal if banked in
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memory uword RESET_VEC = $FFFC ; 6502 reset vector, determined by the kernal if banked in
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memory uword RESET_VEC = $FFFC ; 6502 reset vector, determined by the kernal if banked in
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memory uword IRQ_VEC = $FFFE ; 6502 interrupt vector, determined by the kernal if banked in
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memory ubyte[40, 25] Screen = $0400 ; default character screen matrix
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memory ubyte[40, 25] Colors = $d800 ; character screen colors
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const uword Screen = $0400 ; default character screen matrix
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const uword Colors = $d800 ; character screen colors
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; ---- VIC-II registers ----
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