41 lines
1015 B
C
41 lines
1015 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" } { "" } } */
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typedef unsigned int __attribute__ ((mode (SI))) int_t;
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int_t
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xxu_subsi (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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return v;
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else if (x >= y)
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return v + 2;
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else
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return v - 3;
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}
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/* Expect assembly like:
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movl 4(%ap),%r2 # 39 [c=16] *movsi_2
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movl 8(%ap),%r1 # 40 [c=16] *movsi_2
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subl3 %r1,%r2,%r0 # 41 [c=32] *subsi3_cc/1
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jeql .L1 # 43 [c=26] *branch_ccz
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jlssu .L3 # 38 [c=26] *branch_cc
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addl2 $2,%r0 # 36 [c=32] *addsi3
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ret # 31 [c=0] return
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.L3:
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subl2 $3,%r0 # 35 [c=32] *addsi3
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.L1:
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*/
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/* { dg-final { scan-rtl-dump-times "deleting insn with uid" 2 "cmpelim" } } */
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/* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */
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/* { dg-final { scan-assembler "subsi\[^ \]*_cc(/\[0-9\]+)?\n" } } */
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/* { dg-final { scan-assembler "branch_cc\n" } } */
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/* { dg-final { scan-assembler "branch_ccz\n" } } */
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