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llvm-wrapper: add alignment argument to CreateAtomicCmpXchg

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As far as I can tell what we've been getting is llvm::MaybeAlign(), so
just use that for now. This is required sometime after
24539f1ef2471d07bd87f833cb0288fc0f251f4b.
This commit is contained in:
Augie Fackler 2021-03-16 16:11:09 -04:00
parent af95484778
commit 0ed1c33ad9
1 changed files with 6 additions and 0 deletions
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6
compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
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@ -382,9 +382,15 @@ LLVMRustBuildAtomicCmpXchg(LLVMBuilderRef B, LLVMValueRef Target,
LLVMValueRef Old, LLVMValueRef Source,
LLVMAtomicOrdering Order,
LLVMAtomicOrdering FailureOrder, LLVMBool Weak) {
#if LLVM_VERSION_GE(12,0)
AtomicCmpXchgInst *ACXI = unwrap(B)->CreateAtomicCmpXchg(
unwrap(Target), unwrap(Old), unwrap(Source), llvm::MaybeAlign(), fromRust(Order),
fromRust(FailureOrder));
#else
AtomicCmpXchgInst *ACXI = unwrap(B)->CreateAtomicCmpXchg(
unwrap(Target), unwrap(Old), unwrap(Source), fromRust(Order),
fromRust(FailureOrder));
#endif
ACXI->setWeak(Weak);
return wrap(ACXI);
}