diff options
Diffstat (limited to 'gcc/c-family/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-family/c-cppbuiltin.c | 50 |
1 files changed, 35 insertions, 15 deletions
diff --git a/gcc/c-family/c-cppbuiltin.c b/gcc/c-family/c-cppbuiltin.c index bb9893a9681..bf83c261c20 100644 --- a/gcc/c-family/c-cppbuiltin.c +++ b/gcc/c-family/c-cppbuiltin.c @@ -758,30 +758,50 @@ c_cpp_builtins (cpp_reader *pfile) /* Tell source code if the compiler makes sync_compare_and_swap builtins available. */ -#ifdef HAVE_sync_compare_and_swapqi - if (HAVE_sync_compare_and_swapqi) - cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); +#ifndef HAVE_sync_compare_and_swapqi +#define HAVE_sync_compare_and_swapqi 0 +#endif +#ifndef HAVE_atomic_compare_and_swapqi +#define HAVE_atomic_compare_and_swapqi 0 #endif + if (HAVE_sync_compare_and_swapqi || HAVE_atomic_compare_and_swapqi) + cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); -#ifdef HAVE_sync_compare_and_swaphi - if (HAVE_sync_compare_and_swaphi) - cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); +#ifndef HAVE_sync_compare_and_swaphi +#define HAVE_sync_compare_and_swaphi 0 #endif +#ifndef HAVE_atomic_compare_and_swaphi +#define HAVE_atomic_compare_and_swaphi 0 +#endif + if (HAVE_sync_compare_and_swaphi || HAVE_atomic_compare_and_swaphi) + cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); -#ifdef HAVE_sync_compare_and_swapsi - if (HAVE_sync_compare_and_swapsi) - cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); +#ifndef HAVE_sync_compare_and_swapsi +#define HAVE_sync_compare_and_swapsi 0 +#endif +#ifndef HAVE_atomic_compare_and_swapsi +#define HAVE_atomic_compare_and_swapsi 0 #endif + if (HAVE_sync_compare_and_swapsi || HAVE_atomic_compare_and_swapsi) + cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); -#ifdef HAVE_sync_compare_and_swapdi - if (HAVE_sync_compare_and_swapdi) - cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); +#ifndef HAVE_sync_compare_and_swapdi +#define HAVE_sync_compare_and_swapdi 0 #endif +#ifndef HAVE_atomic_compare_and_swapdi +#define HAVE_atomic_compare_and_swapdi 0 +#endif + if (HAVE_sync_compare_and_swapdi || HAVE_atomic_compare_and_swapdi) + cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); -#ifdef HAVE_sync_compare_and_swapti - if (HAVE_sync_compare_and_swapti) - cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16"); +#ifndef HAVE_sync_compare_and_swapti +#define HAVE_sync_compare_and_swapti 0 +#endif +#ifndef HAVE_atomic_compare_and_swapti +#define HAVE_atomic_compare_and_swapti 0 #endif + if (HAVE_sync_compare_and_swapti || HAVE_atomic_compare_and_swapti) + cpp_define (pfile, "__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16"); #ifdef DWARF2_UNWIND_INFO if (dwarf2out_do_cfi_asm ()) |