From e1db959ec22712376763e062dc2fbffc18f33d9c Mon Sep 17 00:00:00 2001
From: Luqman Aden <laden@csclub.uwaterloo.ca>
Date: Sun, 21 Oct 2012 22:23:50 -0400
Subject: rustc: add new intrinsics - atomic_cxchg{_acq,_rel}

---
 src/rustllvm/RustWrapper.cpp | 8 ++++++++
 src/rustllvm/rustllvm.def.in | 1 +
 2 files changed, 9 insertions(+)

(limited to 'src/rustllvm')

diff --git a/src/rustllvm/RustWrapper.cpp b/src/rustllvm/RustWrapper.cpp
index 498a4e137f0..39a707ad320 100644
--- a/src/rustllvm/RustWrapper.cpp
+++ b/src/rustllvm/RustWrapper.cpp
@@ -482,6 +482,14 @@ extern "C" LLVMTypeRef LLVMMetadataType(void) {
   return LLVMMetadataTypeInContext(LLVMGetGlobalContext());
 }
 
+extern "C" LLVMValueRef LLVMBuildAtomicCmpXchg(LLVMBuilderRef B,
+                                               LLVMValueRef target,
+                                               LLVMValueRef old,
+                                               LLVMValueRef source,
+                                               AtomicOrdering order) {
+    return wrap(unwrap(B)->CreateAtomicCmpXchg(unwrap(target), unwrap(old),
+                                               unwrap(source), order));
+}
 extern "C" LLVMValueRef LLVMBuildAtomicRMW(LLVMBuilderRef B,
                                            AtomicRMWInst::BinOp op,
                                            LLVMValueRef target,
diff --git a/src/rustllvm/rustllvm.def.in b/src/rustllvm/rustllvm.def.in
index 36833e5175e..44636f4f36b 100644
--- a/src/rustllvm/rustllvm.def.in
+++ b/src/rustllvm/rustllvm.def.in
@@ -84,6 +84,7 @@ LLVMArrayType
 LLVMBasicBlockAsValue
 LLVMBlockAddress
 LLVMBuildAShr
+LLVMBuildAtomicCmpXchg
 LLVMBuildAtomicRMW
 LLVMBuildAdd
 LLVMBuildAggregateRet
-- 
cgit 1.4.1-3-g733a5