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-2.ll | |
| parent | 411bd29eea3c360d5b48a18a17b5e87f5671af0e (diff) | |
Diffstat (limited to 'test/CodeGen/PowerPC/atomic-2.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/atomic-2.ll | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/test/CodeGen/PowerPC/atomic-2.ll b/test/CodeGen/PowerPC/atomic-2.ll index 0fa2a29d3223..a427379a8b6d 100644 --- a/test/CodeGen/PowerPC/atomic-2.ll +++ b/test/CodeGen/PowerPC/atomic-2.ll @@ -1,23 +1,26 @@ -; RUN: llc < %s -march=ppc64 | grep ldarx | count 3 -; RUN: llc < %s -march=ppc64 | grep stdcx. | count 4 +; RUN: llc < %s -march=ppc64 | FileCheck %s define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind { - %tmp = call i64 @llvm.atomic.load.add.i64.p0i64(i64* %mem, i64 %val) +; CHECK: exchange_and_add: +; CHECK: ldarx + %tmp = atomicrmw add i64* %mem, i64 %val monotonic +; CHECK: stdcx. ret i64 %tmp } define i64 @exchange_and_cmp(i64* %mem) nounwind { - %tmp = call i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* %mem, i64 0, i64 1) +; CHECK: exchange_and_cmp: +; CHECK: ldarx + %tmp = cmpxchg i64* %mem, i64 0, i64 1 monotonic +; CHECK: stdcx. +; CHECK: stdcx. ret i64 %tmp } define i64 @exchange(i64* %mem, i64 %val) nounwind { - %tmp = call i64 @llvm.atomic.swap.i64.p0i64(i64* %mem, i64 1) +; CHECK: exchange: +; CHECK: ldarx + %tmp = atomicrmw xchg i64* %mem, i64 1 monotonic +; CHECK: stdcx. ret i64 %tmp } - -declare i64 @llvm.atomic.load.add.i64.p0i64(i64* nocapture, i64) nounwind - -declare i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* nocapture, i64, i64) nounwind - -declare i64 @llvm.atomic.swap.i64.p0i64(i64* nocapture, i64) nounwind |