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10 lines
326 B
LLVM
10 lines
326 B
LLVM
; RUN: opt < %s -sccp -S | FileCheck %s
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define i1 @test_cmpxchg(i32* %addr, i32 %desired, i32 %new) {
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; CHECK-LABEL: @test_cmpxchg
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; CHECK: cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst
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%val = cmpxchg i32* %addr, i32 %desired, i32 %new seq_cst seq_cst
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%res = extractvalue { i32, i1 } %val, 1
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ret i1 %res
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}
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