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# sh testcase for neg $rm, $rn -*- Asm -*-
# mach: all
# as: -isa=shcompact
# ld: -m shelf32
.include "compact/testutils.inc"
.macro signbit sign
shlr16 r1
shlr8 r1
shlr r1
shlr r1
shlr r1
shlr r1
shlr r1
shlr r1
shlr r1
assert r1, \sign
.endm
start
.global neg
neg:
mov #0, r0
neg r0, r1
signbit #0
mov #42, r0
neg r0, r1
signbit #1
mov #0, r0
or #25, r0
neg r0, r1
signbit #1
# neg(0) is 0.
mov #0, r0
neg r0, r1
signbit #0
# neg(neg(x)) = x.
mov #42, r0
neg r0, r1
signbit #1
mov #42, r0
neg r0, r2
neg r2, r1
signbit #0
okay:
pass
wrong:
fail
|
