diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
| commit | 30815c536baacc07e925f0aef23a5395883173dc (patch) | |
| tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /test/CodeGen/PowerPC/atomic-1.ll | |
| parent | 411bd29eea3c360d5b48a18a17b5e87f5671af0e (diff) | |
Diffstat (limited to 'test/CodeGen/PowerPC/atomic-1.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/atomic-1.ll | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/test/CodeGen/PowerPC/atomic-1.ll b/test/CodeGen/PowerPC/atomic-1.ll index a2cf1709e75b..cbfa4094fb4e 100644 --- a/test/CodeGen/PowerPC/atomic-1.ll +++ b/test/CodeGen/PowerPC/atomic-1.ll @@ -1,23 +1,26 @@ -; RUN: llc < %s -march=ppc32 | grep lwarx | count 3 -; RUN: llc < %s -march=ppc32 | grep stwcx. | count 4 +; RUN: llc < %s -march=ppc32 | FileCheck %s define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind { - %tmp = call i32 @llvm.atomic.load.add.i32.p0i32(i32* %mem, i32 %val) +; CHECK: exchange_and_add: +; CHECK: lwarx + %tmp = atomicrmw add i32* %mem, i32 %val monotonic +; CHECK: stwcx. ret i32 %tmp } define i32 @exchange_and_cmp(i32* %mem) nounwind { - %tmp = call i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* %mem, i32 0, i32 1) +; CHECK: exchange_and_cmp: +; CHECK: lwarx + %tmp = cmpxchg i32* %mem, i32 0, i32 1 monotonic +; CHECK: stwcx. +; CHECK: stwcx. ret i32 %tmp } define i32 @exchange(i32* %mem, i32 %val) nounwind { - %tmp = call i32 @llvm.atomic.swap.i32.p0i32(i32* %mem, i32 1) +; CHECK: exchange: +; CHECK: lwarx + %tmp = atomicrmw xchg i32* %mem, i32 1 monotonic +; CHECK: stwcx. ret i32 %tmp } - -declare i32 @llvm.atomic.load.add.i32.p0i32(i32* nocapture, i32) nounwind - -declare i32 @llvm.atomic.cmp.swap.i32.p0i32(i32* nocapture, i32, i32) nounwind - -declare i32 @llvm.atomic.swap.i32.p0i32(i32* nocapture, i32) nounwind |