1 ; RUN: llc -disable-post-ra -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s 2 3 ; Tests that the 'nest' parameter attribute causes the relevant parameter to be 4 ; passed in the right register. 5 6 define i8* @nest_receiver(i8* nest %arg) nounwind { 7 ; CHECK-LABEL: nest_receiver: 8 ; CHECK-NEXT: // BB#0: 9 ; CHECK-NEXT: mov x0, x18 10 ; CHECK-NEXT: ret 11 12 ret i8* %arg 13 } 14 15 define i8* @nest_caller(i8* %arg) nounwind { 16 ; CHECK-LABEL: nest_caller: 17 ; CHECK: mov x18, x0 18 ; CHECK-NEXT: bl nest_receiver 19 ; CHECK: ret 20 21 %result = call i8* @nest_receiver(i8* nest %arg) 22 ret i8* %result 23 } 24
