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collapseos/tools/tests/unit/test_ed_util.asm
Virgil Dupras 4f7a05e3b7 core: remove cpHLDE
It wasn't used much, so I replaced its use in the kernel with direct code
and moved the routine in apps/ed, the only other place where it was used.
2019-12-12 15:53:14 -05:00

43 lines
413 B
NASM

jp test
.inc "ed/util.asm"
test:
ld sp, 0xffff
; *** cpHLDE ***
ld hl, 0x42
ld de, 0x42
call cpHLDE
jp nz, fail
jp c, fail
call nexttest
ld de, 0x4242
call cpHLDE
jp z, fail
jp nc, fail
call nexttest
ld hl, 0x4243
call cpHLDE
jp z, fail
jp c, fail
call nexttest
; success
xor a
halt
testNum: .db 1
nexttest:
ld a, (testNum)
inc a
ld (testNum), a
ret
fail:
ld a, (testNum)
halt