diff options
Diffstat (limited to 'llvm/test/CodeGen/PowerPC/atomic-1.ll')
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/atomic-1.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/PowerPC/atomic-1.ll b/llvm/test/CodeGen/PowerPC/atomic-1.ll new file mode 100644 index 00000000000..74b9c6a4f6e --- /dev/null +++ b/llvm/test/CodeGen/PowerPC/atomic-1.ll @@ -0,0 +1,27 @@ +; RUN: llvm-as < %s | llc -march=ppc32 | grep lwarx | count 4 +; RUN: llvm-as < %s | llc -march=ppc32 | grep stwcx. | count 4 + +define i32 @exchange_and_add(i32* %mem, i32 %val) nounwind { + %tmp = call i32 @llvm.atomic.las.i32( i32* %mem, i32 %val ) + ret i32 %tmp +} + +define i32 @exchange_and_cmp(i32* %mem) nounwind { + %tmp = call i32 @llvm.atomic.lcs.i32( i32* %mem, i32 0, i32 1 ) + ret i32 %tmp +} + +define i16 @exchange_and_cmp16(i16* %mem) nounwind { + %tmp = call i16 @llvm.atomic.lcs.i16( i16* %mem, i16 0, i16 1 ) + ret i16 %tmp +} + +define i32 @exchange(i32* %mem, i32 %val) nounwind { + %tmp = call i32 @llvm.atomic.swap.i32( i32* %mem, i32 1 ) + ret i32 %tmp +} + +declare i32 @llvm.atomic.las.i32(i32*, i32) nounwind +declare i32 @llvm.atomic.lcs.i32(i32*, i32, i32) nounwind +declare i16 @llvm.atomic.lcs.i16(i16*, i16, i16) nounwind +declare i32 @llvm.atomic.swap.i32(i32*, i32) nounwind |
