| ; 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 |