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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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# sh testcase for swap.w $rm, $rn -*- Asm -*-
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# sh testcase for swap.w $rm, $rn -*- Asm -*-
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# mach: all
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# mach: all
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# as: -isa=shcompact
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# as: -isa=shcompact
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# ld: -m shelf32
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# ld: -m shelf32
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.include "compact/testutils.inc"
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.include "compact/testutils.inc"
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start
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start
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.global swapw
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.global swapw
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swapw:
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swapw:
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# Build up a characteristic bit pattern in R0.
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# Build up a characteristic bit pattern in R0.
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mov #85, r0
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mov #85, r0
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shll16 r0
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shll16 r0
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add #3, r0
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add #3, r0
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rotr r0
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rotr r0
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rotr r0
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rotr r0
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or #170, r0
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or #170, r0
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# Preserve for later.
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# Preserve for later.
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mov r0, r8
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mov r0, r8
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test:
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test:
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swap.w r0, r1
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swap.w r0, r1
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mov #64, r0
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mov #64, r0
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shll8 r0
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shll8 r0
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or #170, r0
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or #170, r0
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shll8 r0
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shll8 r0
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or #192, r0
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or #192, r0
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shll8 r0
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shll8 r0
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or #21, r0
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or #21, r0
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cmp/eq r1, r0
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cmp/eq r1, r0
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bf wrong
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bf wrong
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swapback:
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swapback:
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swap.w r1, r2
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swap.w r1, r2
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cmp/eq r2, r8
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cmp/eq r2, r8
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bf wrong
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bf wrong
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okay:
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okay:
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pass
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pass
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wrong:
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wrong:
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fail
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fail
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