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cc65/test/asm/val/bug1538.s

123 lines
2.8 KiB
ArmAsm

.macpack longbranch
.import _exit
.export _main
offset1 = ($123456 + ((.bank(_main)) * $2345)) ; should produce $123456 + ($23 * $2345) = 1706c5
_main:
ldx #1 ; test counter
;---------------------------------------------------------------------
; first check if we can still force an 16bit address although we are
; ANDing with a 8bit value
test1:
test1a: bit a:$1234 & $ff ; should produce 00 34
lda test1a+1
cmp #$34
jne exiterror
inx
lda test1a+2
cmp #$00
jne exiterror
inx
test1b: bit a:$34 & $ff ; should produce 00 34
lda test1b+1
cmp #$34
jne exiterror
inx
lda test1b+2
cmp #$00
jne exiterror
;---------------------------------------------------------------------
; the original bug report, use an expression that contains a non constant
; part (.bank(_main)) and limit it to 8bit size by ANDing with $ff
test2:
inx
lda #(offset1 >> 0) & $ff
cmp #$c5
jne exiterror
inx
lda #(offset1 >> 8) & $ff
cmp #$06
jne exiterror
inx
lda #(offset1 >> 16) & $ff
cmp #$17
jne exiterror
;---------------------------------------------------------------------
; import a zeropage symbol (1 byte size) and then AND with a constant
; 16bit value - it should not turn into a 16bit address
test3:
jmp test3chk
.importzp tmp1
test3a: .byte tmp1 ; verify its 8bit
test3b: .byte tmp1 & $ff ; AND with $ff should work of course
test3c: .byte tmp1 & $ffff ; AND with $ffff should not change size
test3d: .byte tmp1 & $ffffff ; AND with $ffffff should not change size
test3e: .byte tmp1 & $ffffffff ; AND with $ffffffff should not change size
test3f: .word tmp1 & $ffffff ; AND with $ffffff should not change size
test3g: .word tmp1 & $ffffffff ; AND with $ffffffff should not change size
test3chk:
inx
lda test3a
cmp #tmp1
jne exiterror
inx
lda test3b
cmp #tmp1
jne exiterror
inx
lda test3c
cmp #tmp1
jne exiterror
inx
lda test3d
cmp #tmp1
jne exiterror
inx
lda test3e
cmp #tmp1
jne exiterror
inx
lda test3f
cmp #tmp1
jne exiterror
inx
lda test3f+1
cmp #$00
jne exiterror
inx
lda test3g
cmp #tmp1
jne exiterror
inx
lda test3g+1
cmp #$00
jne exiterror
;---------------------------------------------------------------------
; exit OK
ldx #0
exiterror:
txa
ldx #0
jmp _exit