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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [sh64/] [compact/] [cmpstr.cgs] - Blame information for rev 437

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Line No. Rev Author Line
1 24 jeremybenn
# sh testcase for cmp/str $rm, $rn -*- Asm -*-
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# mach: all
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# as: -isa=shcompact
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# ld: -m shelf32
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        .include "compact/testutils.inc"
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.macro rot8
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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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        rotr r0
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        rotr r0
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        rotr r0
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        rotr r0
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.endm
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        start
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# Use multiple "wrong" labels because this program is quite long. It's
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# likely that some instructions will be too far away from the branch
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# target to use PC-relative branches.
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match0:
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        # No bytes matching.
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        mov #1, r0
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        neg r0, r0
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        mov r0, r1
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        mov #1, r0
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        neg r0, r0
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        cmp/str r0, r1
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        bt wrong0
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        bra match1
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        nop
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wrong0:
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        fail
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match1:
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        # One byte matching.
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        mov #1, r0
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        neg r0, r0
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        mov r0, r1
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        mov #1, r0
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        neg r0, r0
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        cmp/str r0, r1
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        bf wrong1
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        bra match2
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        nop
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wrong1:
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        fail
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match2:
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        # Two bytes matching.
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        mov #1, r0
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        neg r0, r0
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        xor #170, r0
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        rot8
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        xor #170, r0
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        rot8
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        mov r0, r1
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        mov #1, r0
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        neg r0, r0
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        xor #85, r0
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        rot8
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        xor #85, r0
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        rot8
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        cmp/str r0, r1
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        bf wrong2
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        bra match3
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        nop
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wrong2:
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        fail
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byte0:
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match3:
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        # One byte matching.
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        # This is also the test for byte 0.
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        mov #85, r0
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        mov #85, r1
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        cmp/str r0, r1
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        bf wrong3
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byte1:
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        # Match in byte position 1.
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        mov #85, r0
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        shll8 r0
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        mov #85, r1
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        shll8 r1
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        cmp/str r0, r1
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        bf wrong3
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byte2:
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        # Match in byte position 2.
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        mov #85, r0
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        shll16 r0
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        mov #85, r1
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        shll16 r1
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        cmp/str r0, r1
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        bf wrong3
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byte3:
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        # Match in byte position 3.
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        mov #85, r0
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        shll16 r0
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        shll8 r0
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        mov #85, r1
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        shll16 r1
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        shll8 r1
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        cmp/str r0, r1
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        bf wrong3
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okay:
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        pass
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wrong3:
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        fail
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