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| author | Tim Northover <tnorthover@apple.com> | 2014-06-13 14:54:09 +0000 |
|---|---|---|
| committer | Tim Northover <tnorthover@apple.com> | 2014-06-13 14:54:09 +0000 |
| commit | 6bf04e45122ebfa64880e777e9fd00a24116a77c (patch) | |
| tree | 6ae1e8916178dd492d8c32f0e629fc6e6b7682df /llvm/test/Transforms/SCCP | |
| parent | a5acdcf9247ee0b5498fc45ab83cf82b2cba874d (diff) | |
| download | bcm5719-llvm-6bf04e45122ebfa64880e777e9fd00a24116a77c.tar.gz bcm5719-llvm-6bf04e45122ebfa64880e777e9fd00a24116a77c.zip | |
SCCP: update for cmpxchg returning { iN, i1 } now.
I accidentally missed this one since its use looked OK locally.
llvm-svn: 210909
Diffstat (limited to 'llvm/test/Transforms/SCCP')
| -rw-r--r-- | llvm/test/Transforms/SCCP/atomic.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SCCP/atomic.ll b/llvm/test/Transforms/SCCP/atomic.ll new file mode 100644 index 00000000000..60d4896ec2b --- /dev/null +++ b/llvm/test/Transforms/SCCP/atomic.ll @@ -0,0 +1,9 @@ +; RUN: opt < %s -sccp -S | FileCheck %s + +define i1 @test_cmpxchg(i32* %addr, i32 %desired, i32 %new) { +; CHECK-LABEL: @test_cmpxchg +; CHECK: cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst + %val = cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst + %res = extractvalue { i32, i1 } %val, 1 + ret i1 %res +} |
