Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/builtin-bswap-6.c @ 118:fd00160c1b76
ifdef TARGET_64BIT
author | mir3636 |
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date | Tue, 27 Feb 2018 15:01:35 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile { target arm*-*-* alpha*-*-* i?86-*-* powerpc*-*-* rs6000-*-* x86_64-*-* s390*-*-* } } */ /* { dg-require-effective-target stdint_types } */ /* { dg-options "-O -fdump-rtl-combine" } */ /* The branch cost setting prevents the return value from being calculated with arithmetic instead of doing a compare. */ /* { dg-additional-options "-march=z900 -mbranch-cost=0" { target s390*-*-* } } */ #include <stdint.h> #define BS(X) __builtin_bswap32(X) int foo1 (uint32_t a) { if (BS (a) == 0xA0000) return 1; return 0; } int foo2 (uint32_t a) { if (BS (a) != 0xA0000) return 1; return 0; } int foo3 (uint32_t a, uint32_t b) { if (BS (a) == BS (b)) return 1; return 0; } int foo4 (uint32_t a, uint32_t b) { if (BS (a) != BS (b)) return 1; return 0; } /* { dg-final { scan-rtl-dump-not "bswapsi" "combine" } } */