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| author | Douglas Katzman <dougk@google.com> | 2016-11-09 15:43:51 +0000 |
|---|---|---|
| committer | Douglas Katzman <dougk@google.com> | 2016-11-09 15:43:51 +0000 |
| commit | 13f4a91a1fe9341812bf698f4fa6b5cb2a37ebd0 (patch) | |
| tree | 8716a93473b0ed332f6a90b6fcc94fc960c688e7 /clang/lib/Basic/Targets.cpp | |
| parent | dfa7af1edd028913f6b62f55afd7f23ba6ca1d4f (diff) | |
| download | bcm5719-llvm-13f4a91a1fe9341812bf698f4fa6b5cb2a37ebd0.tar.gz bcm5719-llvm-13f4a91a1fe9341812bf698f4fa6b5cb2a37ebd0.zip | |
[Sparc] LLONG is not lock-free atomic on v8
Differential Revision: https://reviews.llvm.org/D26286
llvm-svn: 286376
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index ad1e5d9502b..d60f8924836 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -6803,7 +6803,10 @@ public: PtrDiffType = SignedLong; break; } - MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 64; + // Up to 32 bits are lock-free atomic, but we're willing to do atomic ops + // on up to 64 bits. + MaxAtomicPromoteWidth = 64; + MaxAtomicInlineWidth = 32; } void getTargetDefines(const LangOptions &Opts, |
