Debug Info Testing: use null instead of an empty string in context field.

[oota-llvm.git] / test / CodeGen / PowerPC / atomic-2.ll

diff --git a/test/CodeGen/PowerPC/atomic-2.ll b/test/CodeGen/PowerPC/atomic-2.ll
index 6d9daef9285c0e2eac855b0c7a56bb69b1d3caa0..e56a7796671456142006d35e392928af902e4f95 100644 (file)
--- a/test/CodeGen/PowerPC/atomic-2.ll
+++ b/test/CodeGen/PowerPC/atomic-2.ll
@@ -1,21 +1,46 @@
-; 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( i64* %mem, i64 %val )
-       ret i64 %tmp
+define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind {
+; CHECK-LABEL: 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( i64* %mem, i64 0, i64 1 )
-       ret i64 %tmp
+define i64 @exchange_and_cmp(i64* %mem) nounwind {
+; CHECK-LABEL: 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( i64* %mem, i64 1 )
-       ret i64 %tmp
+define i64 @exchange(i64* %mem, i64 %val) nounwind {
+; CHECK-LABEL: exchange:
+; CHECK: ldarx
+  %tmp = atomicrmw xchg i64* %mem, i64 1 monotonic
+; CHECK: stdcx.
+  ret i64 %tmp
+}
+
+define void @atomic_store(i64* %mem, i64 %val) nounwind {
+entry:
+; CHECK: @atomic_store
+  store atomic i64 %val, i64* %mem release, align 64
+; CHECK: ldarx
+; CHECK: stdcx.
+  ret void
+}
+
+define i64 @atomic_load(i64* %mem) nounwind {
+entry:
+; CHECK: @atomic_load
+  %tmp = load atomic i64* %mem acquire, align 64
+; CHECK: ldarx
+; CHECK: stdcx.
+; CHECK: stdcx.
+  ret i64 %tmp
 }
 
-declare i64 @llvm.atomic.load.add.i64(i64*, i64) nounwind 
-declare i64 @llvm.atomic.cmp.swap.i64(i64*, i64, i64) nounwind 
-declare i64 @llvm.atomic.swap.i64(i64*, i64) nounwind