diff options
| author | Roland Scheidegger <[email protected]> | 2019-07-30 23:35:49 +0200 |
|---|---|---|
| committer | Roland Scheidegger <[email protected]> | 2019-08-02 20:16:17 +0200 |
| commit | 74baeacafc7c2e9bae0f4db9651b0c664d33f5ac (patch) | |
| tree | 8effb31400a23b58636b43916fa3fb023f42f720 /src/gallium/auxiliary/gallivm | |
| parent | dcf9d91a80ee76f46e162afef9bd1b2ddb53ecc3 (diff) | |
gallivm: fix issue with AtomicCmpXchg wrapper on llvm 3.5-3.8
These versions still need wrapper but already have both success and
failure ordering.
(Compile tested on llvm 3.3, 3.7, 3.8.)
v2: don't duplicate whole function (suggested by Brian).
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111102
Reviewed-by: Charmaine Lee <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'src/gallium/auxiliary/gallivm')
| -rw-r--r-- | src/gallium/auxiliary/gallivm/lp_bld_misc.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp index 79d10293e80..5fe697346fe 100644 --- a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp +++ b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp @@ -828,9 +828,11 @@ LLVMValueRef LLVMBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Ptr, LLVMAtomicOrdering FailureOrdering, LLVMBool SingleThread) { - /* LLVM 3.8 doesn't have a second ordering and uses old SynchronizationScope enum */ return llvm::wrap(llvm::unwrap(B)->CreateAtomicCmpXchg(llvm::unwrap(Ptr), llvm::unwrap(Cmp), llvm::unwrap(New), mapFromLLVMOrdering(SuccessOrdering), +#if HAVE_LLVM >= 0x305 + mapFromLLVMOrdering(FailureOrdering), +#endif SingleThread ? llvm::SynchronizationScope::SingleThread : llvm::SynchronizationScope::CrossThread)); } #endif |