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; RUN: llc < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
; RUN: llc -o - %s -mtriple=arm64-apple-ios7.0 | 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
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