1 ; Test the stackrestore builtin. 2 ; 3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 4 5 declare void @llvm.stackrestore(i8 *) 6 7 ; we should use a frame pointer and tear down the frame based on %r11 8 ; rather than %r15. 9 define void @f1(i8 *%src) { 10 ; CHECK-LABEL: f1: 11 ; CHECK: stmg %r11, %r15, 88(%r15) 12 ; CHECK: lgr %r11, %r15 13 ; CHECK: lgr %r15, %r2 14 ; CHECK: lmg %r11, %r15, 88(%r11) 15 ; CHECK: br %r14 16 call void @llvm.stackrestore(i8 *%src) 17 ret void 18 } 19
