diff options
Diffstat (limited to 'gcc-4.8.1/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c')
-rw-r--r-- | gcc-4.8.1/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/gcc-4.8.1/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c b/gcc-4.8.1/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c deleted file mode 100644 index 78238e309..000000000 --- a/gcc-4.8.1/gcc/testsuite/gcc.dg/optimize-bswapsi-1.c +++ /dev/null @@ -1,52 +0,0 @@ -/* { dg-do compile { target arm*-*-* alpha*-*-* i?86-*-* powerpc*-*-* rs6000-*-* x86_64-*-* s390*-*-* } } */ -/* { dg-require-effective-target stdint_types } */ -/* { dg-options "-O2 -fdump-tree-bswap" } */ -/* { dg-options "-O2 -fdump-tree-bswap -march=z900" { target s390-*-* } } */ - -#include <stdint.h> - -#define __const_swab32(x) ((uint32_t)( \ - (((uint32_t)(x) & (uint32_t)0x000000ffUL) << 24) | \ - (((uint32_t)(x) & (uint32_t)0x0000ff00UL) << 8) | \ - (((uint32_t)(x) & (uint32_t)0x00ff0000UL) >> 8) | \ - (((uint32_t)(x) & (uint32_t)0xff000000UL) >> 24))) - -/* This byte swap implementation is used by the Linux kernel and the - GNU C library. */ - -uint32_t -swap32_a (uint32_t in) -{ - return __const_swab32 (in); -} - -/* The OpenSSH byte swap implementation. */ -uint32_t -swap32_b (uint32_t in) -{ - uint32_t a; - - a = (in << 16) | (in >> 16); - a = ((a & 0x00ff00ff) << 8) | ((a & 0xff00ff00) >> 8); - - return a; -} - -/* This variant is currently used by libgcc. The difference is that - the bswap source and destination have a signed integer type which - requires a slightly higher search depth in order to dive through - the cast as well. */ - -typedef int SItype __attribute__ ((mode (SI))); - -SItype -swap32_c (SItype u) -{ - return ((((u) & 0xff000000) >> 24) - | (((u) & 0x00ff0000) >> 8) - | (((u) & 0x0000ff00) << 8) - | (((u) & 0x000000ff) << 24)); -} - -/* { dg-final { scan-tree-dump-times "32 bit bswap implementation found at" 3 "bswap" } } */ -/* { dg-final { cleanup-tree-dump "bswap" } } */ |