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# sh testcase for muls.w $rm, $rn -*- Asm -*-
# mach: all
# as: -isa=shcompact
# ld: -m shelf32
.include "compact/testutils.inc"
start
sts mach, r7
.global mulsw
zero:
mov #0, r0
mov #1, r1
muls.w r0, r1
# Check the result.
sts macl, r3
mov #0, r4
cmp/eq r3, r4
bf wrong
sxs:
# Small * small.
mov #1, r0
mov #2, r1
muls.w r0, r1
# Check the result.
sts macl, r3
mov #2, r4
cmp/eq r3, r4
bf wrong
sxl:
# Small * large.
mov #1, r0
mov #255, r1
shll8 r1
muls.w r0, r1
# Check the result.
sts macl, r3
mov #0, r4
not r4, r4
shll8 r4
cmp/eq r3, r4
bf wrong
lxs:
# Large * small.
mov #255, r0
shll8 r0
mov #1, r1
muls.w r0, r1
# Check the result.
sts macl, r3
mov #0, r4
not r4, r4
shll8 r4
cmp/eq r3, r4
bf wrong
lxl:
# Large * large.
mov #255, r0
shll8 r0
mov #255, r1
shll8 r1
muls.w r0, r1
# Check the result.
sts macl, r3
mov #1, r4
shll16 r4
cmp/eq r3, r4
bf wrong
invariant:
# Ensure MACH is invariant.
sts mach, r8
cmp/eq r7, r8
bf wrong
okay:
pass
wrong:
fail
|
