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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [sh64/] [compact/] [subv.cgs] - Rev 308
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# sh testcase for subv $rm, $rn -*- Asm -*-
# mach: all
# as: -isa=shcompact
# ld: -m shelf32
.include "compact/testutils.inc"
start
zero:
mov #0, r0
mov #0, r1
subv r0, r1
bt wrong
assert r1, #0
one:
mov #10, r0
mov #0, r1
subv r0, r1
bt wrong
not r1, r1
assert r1, #9
large:
# Produce MAXINT in R0.
mov #0, r0
not r0, r0
shlr r0
# Put -3 into R1.
mov #3, r1
neg r1, r1
# Subtract them and underflow.
subv r0, r1
bf wrong
another:
# Produce MAXINT in R0.
mov #0, r0
not r0, r0
shlr r0
# Put -3 into R1.
mov #3, r1
neg r1, r1
# Subtract them and overflow.
subv r1, r0
bf wrong
okay:
pass
wrong:
fail
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