Apple-2-SW/prog8
1
0
Fork 0
mirror of https://github.com/irmen/prog8.git synced 2024-12-24 01:29:28 +00:00
Code Issues Projects Releases Wiki Activity

fix some invalid instructions on 6502 (instead of 65c02) target for bit shifts

Browse Source
This commit is contained in:
Irmen de Jong 2023-08-14 21:58:26 +02:00
parent be06d871b6
commit 75514fc7af
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AssignmentAsmGen.kt
View File

@ -602,7 +602,7 @@ internal class AssignmentAsmGen(private val program: PtProgram,
asmgen.out(" pha")
if(dt in ByteDatatypes) {
assignExpressionToRegister(expr.left, RegisterOrPair.A, signed)
asmgen.out(" ply")
asmgen.restoreRegisterStack(CpuRegister.Y, true)
if(expr.operator==">>")
if(signed)
asmgen.out(" jsr math.lsr_byte_A")
@ -614,7 +614,7 @@ internal class AssignmentAsmGen(private val program: PtProgram,
return true
} else {
assignExpressionToRegister(expr.left, RegisterOrPair.AY, signed)
asmgen.out(" plx")
asmgen.restoreRegisterStack(CpuRegister.X, true)
if(expr.operator==">>")
if(signed)
asmgen.out(" jsr math.lsr_word_AY")