Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions

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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; The current function's frame address is the address of
; the optional back chain slot.
define i8* @fp0() nounwind {
entry:
; CHECK-LABEL: fp0:
; CHECK: la %r2, 0(%r15)
; CHECK: br %r14
%0 = tail call i8* @llvm.frameaddress(i32 0)
ret i8* %0
}
; Check that the frame address is correct in a presence
; of a stack frame.
define i8* @fp0f() nounwind {
entry:
; CHECK-LABEL: fp0f:
; CHECK: aghi %r15, -168
; CHECK: la %r2, 168(%r15)
; CHECK: aghi %r15, 168
; CHECK: br %r14
%0 = alloca i64, align 8
%1 = tail call i8* @llvm.frameaddress(i32 0)
ret i8* %1
}
declare i8* @llvm.frameaddress(i32) nounwind readnone