1; RUN: llc -o - %s -mtriple=arm64-apple-ios7.0 | FileCheck %s 2 3define ptr @rt0(i32 %x) nounwind readnone { 4entry: 5; CHECK-LABEL: rt0: 6; CHECK: hint #7 7; CHECK: mov x0, x30 8 %0 = tail call ptr @llvm.returnaddress(i32 0) 9 ret ptr %0 10} 11 12define ptr @rt2() nounwind readnone { 13entry: 14; CHECK-LABEL: rt2: 15; CHECK: ldr x[[reg:[0-9]+]], [x29] 16; CHECK: ldr x[[reg]], [x[[reg]]] 17; CHECK: ldr x30, [x[[reg]], #8] 18; CHECK: hint #7 19; CHECK: mov x0, x30 20 %0 = tail call ptr @llvm.returnaddress(i32 2) 21 ret ptr %0 22} 23 24declare ptr @llvm.returnaddress(i32) nounwind readnone 25