llvm-mirror/test/Bitcode/upgrade-invariant-group-barrier.ll
Piotr Padlewski 1e96fe1a21 Rename invariant.group.barrier to launder.invariant.group
Summary:
This is one of the initial commit of "RFC: Devirtualization v2" proposal:
https://docs.google.com/document/d/16GVtCpzK8sIHNc2qZz6RN8amICNBtvjWUod2SujZVEo/edit?usp=sharing

Reviewers: rsmith, amharc, kuhar, sanjoy

Subscribers: arsenm, nhaehnle, javed.absar, hiraditya, llvm-commits

Differential Revision: https://reviews.llvm.org/D45111

llvm-svn: 331448
2018-05-03 11:03:01 +00:00

23 lines
1.0 KiB
LLVM

; RUN: opt -S < %s | FileCheck %s
; The intrinsic firstly only took i8*, then it was made polimorphic, then
; it was renamed to launder.invariant.group
define void @test(i8* %p1, i16* %p16) {
; CHECK-LABEL: @test
; CHECK: %p2 = call i8* @llvm.launder.invariant.group.p0i8(i8* %p1)
; CHECK: %p3 = call i8* @llvm.launder.invariant.group.p0i8(i8* %p1)
; CHECK: %p4 = call i16* @llvm.launder.invariant.group.p0i16(i16* %p16)
%p2 = call i8* @llvm.invariant.group.barrier(i8* %p1)
%p3 = call i8* @llvm.invariant.group.barrier.p0i8(i8* %p1)
%p4 = call i16* @llvm.invariant.group.barrier.p0i16(i16* %p16)
ret void
}
; CHECK: Function Attrs: inaccessiblememonly nounwind speculatable
; CHECK: declare i8* @llvm.launder.invariant.group.p0i8(i8*)
; CHECK: Function Attrs: inaccessiblememonly nounwind speculatable
; CHECK: declare i16* @llvm.launder.invariant.group.p0i16(i16*)
declare i8* @llvm.invariant.group.barrier(i8*)
declare i8* @llvm.invariant.group.barrier.p0i8(i8*)
declare i16* @llvm.invariant.group.barrier.p0i16(i16*)