This commit is contained in:
mrdudz
2025-06-23 17:09:06 +02:00
parent 4863a3e29b
commit 5fc15a7a60
204 changed files with 915 additions and 912 deletions

View File

@@ -7,7 +7,7 @@
.export tosrsuba0, tosrsubax
.import addysp1
.importzp sp, tmp1
.importzp c_sp, tmp1
.macpack cpu
@@ -20,16 +20,16 @@ tosrsuba0:
tosrsubax:
sec
.if (.cpu .bitand CPU_ISET_65SC02)
sbc (sp)
sbc (c_sp)
ldy #1
.else
ldy #0
sbc (sp),y ; lo byte
sbc (c_sp),y ; lo byte
iny
.endif
sta tmp1 ; save lo byte
txa
sbc (sp),y ; hi byte
sbc (c_sp),y ; hi byte
tax
lda tmp1
jmp addysp1 ; drop TOS, set condition codes