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Diffstat (limited to 'test/CodeGen/AArch64/returnaddr.ll')
| -rw-r--r-- | test/CodeGen/AArch64/returnaddr.ll | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/returnaddr.ll b/test/CodeGen/AArch64/returnaddr.ll new file mode 100644 index 0000000..c85f9ec --- /dev/null +++ b/test/CodeGen/AArch64/returnaddr.ll @@ -0,0 +1,21 @@ +; RUN: llc < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s + +define i8* @rt0(i32 %x) nounwind readnone { +entry: +; CHECK-LABEL: rt0: +; CHECK: mov x0, x30 + %0 = tail call i8* @llvm.returnaddress(i32 0) + ret i8* %0 +} + +define i8* @rt2() nounwind readnone { +entry: +; CHECK-LABEL: rt2: +; CHECK: ldr x[[reg:[0-9]+]], [x29] +; CHECK: ldr x[[reg]], [x[[reg]]] +; CHECK: ldr x0, [x[[reg]], #8] + %0 = tail call i8* @llvm.returnaddress(i32 2) + ret i8* %0 +} + +declare i8* @llvm.returnaddress(i32) nounwind readnone |