Apple-2-SW/prog8
1
0
Fork 0
mirror of https://github.com/irmen/prog8.git synced 2025-12-21 18:18:42 +00:00
Code Issues Projects Releases Wiki Activity

fix byte subtract from long

Browse Source 
fix IR register check error for %ir segments
This commit is contained in:
Irmen de Jong
2025-12-06 13:56:23 +01:00
parent 0f433055a7
commit c693be0dd6
4 changed files with 70 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
codeGenCpu6502/src/prog8/codegen/cpu6502/assignment/AugmentableAssignmentAsmGen.kt
View File

@@ -916,30 +916,18 @@ internal class AugmentableAssignmentAsmGen(private val program: PtProgram,
else -> {
if(value in 1..255) {
asmgen.out("""
lda $variable
sec
lda $variable
sbc #$value
sta $variable
bcs +
dec $variable+1
bne +
dec $variable+2
bne +
dec $variable+3
+""")
} else if(value in 1..65535) {
asmgen.out("""
lda $variable
sec
sbc #<$value
sta $variable
bcs +++
lda $variable+1
sbc #>$value
sta $variable+1
bcs +
dec $variable+2
bne ++
lda $variable+2
bne +
dec $variable+3
+ dec $variable+2
+ dec $variable+1
+""")
} else {
val hex = value.toLongHex()