34 lines
832 B
C
34 lines
832 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 unsigned int __attribute__ ((mode (HI))) int_t;
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void
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ltu_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 (*x < *y)
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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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movw *8(%ap),%r2 # 28 [c=24] *movhi
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movw *12(%ap),%r1 # 29 [c=24] *movhi
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subw3 %r1,%r2,%r0 # 30 [c=32] *subhi3_cc/1
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jlssu .L2 # 32 [c=26] *branch_cc
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addw2 $2,%r0 # 27 [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\[^ \]*_cc(/\[0-9\]+)?\n" } } */
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/* { dg-final { scan-assembler "branch_cc\n" } } */
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