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authorStephen Hines <srhines@google.com>2014-07-21 00:45:20 -0700
committerStephen Hines <srhines@google.com>2014-07-25 00:48:57 -0700
commitcd81d94322a39503e4a3e87b6ee03d4fcb3465fb (patch)
tree81b7dd2bb4370a392f31d332a566c903b5744764 /test/Bitcode/weak-cmpxchg-upgrade.ll
parent0c5f13c0c4499eaf42ab5e9e2ceabd4e20e36861 (diff)
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Update LLVM for rebase to r212749.
Includes a cherry-pick of: r212948 - fixes a small issue with atomic calls Change-Id: Ib97bd980b59f18142a69506400911a6009d9df18
Diffstat (limited to 'test/Bitcode/weak-cmpxchg-upgrade.ll')
-rw-r--r--test/Bitcode/weak-cmpxchg-upgrade.ll15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Bitcode/weak-cmpxchg-upgrade.ll b/test/Bitcode/weak-cmpxchg-upgrade.ll
new file mode 100644
index 0000000..dbcd150
--- /dev/null
+++ b/test/Bitcode/weak-cmpxchg-upgrade.ll
@@ -0,0 +1,15 @@
+; RUN: llvm-dis < %s.bc | FileCheck %s
+
+; cmpxchg-upgrade.ll.bc was produced by running a version of llvm-as from just
+; before the IR change on this file.
+
+define i32 @test(i32* %addr, i32 %old, i32 %new) {
+; CHECK: [[TMP:%.*]] = cmpxchg i32* %addr, i32 %old, i32 %new seq_cst monotonic
+; CHECK: %val = extractvalue { i32, i1 } [[TMP]], 0
+ %val = cmpxchg i32* %addr, i32 %old, i32 %new seq_cst monotonic
+ ret i32 %val
+}
+
+define i32 @test(i32* %addr, i32 %old, i32 %new) {
+ ret i1 %val
+}