32 lines
752 B
C
32 lines
752 B
C
/* { dg-do compile } */
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/* { dg-options "-fdump-rtl-cmpelim -dp" } */
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/* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */
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typedef int __attribute__ ((mode (HI))) int_t;
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void
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lt_subhi (int_t *w, int_t *x, int_t *y)
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{
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int_t v;
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v = *x - *y;
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if (v < 0)
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*w = v;
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else
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*w = v + 2;
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}
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/* Expect assembly like:
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subw3 *12(%ap),*8(%ap),%r0 # 29 [c=64] *subhi3_ccn/1
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jlss .L2 # 31 [c=26] *branch_ccn
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addw2 $2,%r0 # 28 [c=32] *addhi3
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.L2:
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*/
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/* { dg-final { scan-rtl-dump-times "deleting insn with uid" 1 "cmpelim" } } */
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/* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */
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/* { dg-final { scan-assembler "subhi\[^ \]*_ccn(/\[0-9\]+)?\n" } } */
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/* { dg-final { scan-assembler "branch_ccn\n" } } */
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