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# sh testcase for subv $rm, $rn -*- Asm -*-
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# sh testcase for subv $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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zero:
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zero:
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mov #0, r0
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mov #0, r0
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mov #0, r1
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mov #0, r1
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subv r0, r1
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subv r0, r1
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bt wrong
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bt wrong
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assert r1, #0
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assert r1, #0
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one:
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one:
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mov #10, r0
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mov #10, r0
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mov #0, r1
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mov #0, r1
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subv r0, r1
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subv r0, r1
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bt wrong
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bt wrong
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not r1, r1
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not r1, r1
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assert r1, #9
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assert r1, #9
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large:
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large:
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# Produce MAXINT in R0.
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# Produce MAXINT in R0.
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mov #0, r0
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mov #0, r0
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not r0, r0
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not r0, r0
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shlr r0
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shlr r0
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# Put -3 into R1.
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# Put -3 into R1.
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mov #3, r1
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mov #3, r1
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neg r1, r1
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neg r1, r1
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# Subtract them and underflow.
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# Subtract them and underflow.
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subv r0, r1
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subv r0, r1
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bf wrong
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bf wrong
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another:
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another:
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# Produce MAXINT in R0.
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# Produce MAXINT in R0.
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mov #0, r0
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mov #0, r0
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not r0, r0
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not r0, r0
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shlr r0
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shlr r0
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# Put -3 into R1.
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# Put -3 into R1.
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mov #3, r1
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mov #3, r1
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neg r1, r1
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neg r1, r1
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# Subtract them and overflow.
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# Subtract them and overflow.
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subv r1, r0
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subv r1, r0
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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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