diff options
Diffstat (limited to 'lib/Basic/Targets.cpp')
| -rw-r--r-- | lib/Basic/Targets.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp index c7da36e8f7..3eda9d8c18 100644 --- a/lib/Basic/Targets.cpp +++ b/lib/Basic/Targets.cpp @@ -2730,6 +2730,14 @@ void X86TargetInfo::getTargetDefines(const LangOptions &Opts, case NoMMX3DNow: break; } + + if (CPU >= CK_i486) { + Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1"); + Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2"); + Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4"); + } + if (CPU >= CK_i586) + Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8"); } bool X86TargetInfo::hasFeature(StringRef Feature) const { |