1; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s 2 3; The current function's frame address is the address of 4; the optional back chain slot. 5define i8* @fp0() nounwind { 6entry: 7; CHECK-LABEL: fp0: 8; CHECK: la %r2, 0(%r15) 9; CHECK: br %r14 10 %0 = tail call i8* @llvm.frameaddress(i32 0) 11 ret i8* %0 12} 13 14; Check that the frame address is correct in a presence 15; of a stack frame. 16define i8* @fp0f() nounwind { 17entry: 18; CHECK-LABEL: fp0f: 19; CHECK: aghi %r15, -168 20; CHECK: la %r2, 168(%r15) 21; CHECK: aghi %r15, 168 22; CHECK: br %r14 23 %0 = alloca i64, align 8 24 %1 = tail call i8* @llvm.frameaddress(i32 0) 25 ret i8* %1 26} 27 28declare i8* @llvm.frameaddress(i32) nounwind readnone 29