1*487ace4cSYusra Syeda; RUN: llc < %s -mtriple=s390x-ibm-zos | FileCheck %s
2*487ace4cSYusra Syeda
3*487ace4cSYusra Syeda; CHECK-LABEL: get_stack:
4*487ace4cSYusra Syeda; CHECK: lgr   3, 4
5*487ace4cSYusra Syeda; CHECK: b 2(7)
6*487ace4cSYusra Syeda
7*487ace4cSYusra Syedadefine i8* @get_stack() nounwind {
8*487ace4cSYusra Syedaentry:
9*487ace4cSYusra Syeda        %0 = call i64 @llvm.read_register.i64(metadata !0)
10*487ace4cSYusra Syeda        %1 = inttoptr i64 %0 to i8*
11*487ace4cSYusra Syeda  ret i8* %1
12*487ace4cSYusra Syeda}
13*487ace4cSYusra Syeda
14*487ace4cSYusra Syedadeclare i64 @llvm.read_register.i64(metadata) nounwind
15*487ace4cSYusra Syeda
16*487ace4cSYusra Syeda!0 = !{!"r4"}
17