xref: /llvm-project/llvm/test/CodeGen/SystemZ/frame-10.ll (revision a1710eb3cd5823c5d14899112ca3086acbdbe9cb)
1; Test the stacksave builtin.
2;
3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4
5declare ptr@llvm.stacksave()
6
7define void @f1(ptr %dest) {
8; CHECK-LABEL: f1:
9; CHECK: stg %r15, 0(%r2)
10; CHECK: br %r14
11  %addr = call ptr@llvm.stacksave()
12  store volatile ptr %addr, ptr %dest
13  ret void
14}
15