diff options
Diffstat (limited to 'test/CodeGen/Generic/stacksave-restore.ll')
| -rw-r--r-- | test/CodeGen/Generic/stacksave-restore.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/Generic/stacksave-restore.ll b/test/CodeGen/Generic/stacksave-restore.ll new file mode 100644 index 0000000000000..fd3dd67298ed6 --- /dev/null +++ b/test/CodeGen/Generic/stacksave-restore.ll @@ -0,0 +1,14 @@ +; RUN: llvm-as < %s | llc + +declare i8* @llvm.stacksave() + +declare void @llvm.stackrestore(i8*) + +define i32* @test(i32 %N) { + %tmp = call i8* @llvm.stacksave( ) ; <i8*> [#uses=1] + %P = alloca i32, i32 %N ; <i32*> [#uses=1] + call void @llvm.stackrestore( i8* %tmp ) + %Q = alloca i32, i32 %N ; <i32*> [#uses=0] + ret i32* %P +} + |