mirror of
https://github.com/Gericom/teak-llvm.git
synced 2025-06-19 19:45:40 -04:00
3f2850bc60
Reviewers: nlopes, efriedma, hfinkel, sanjoy, aqjune, jdoerfert Reviewed By: jdoerfert Subscribers: jdoerfert, hiraditya, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D61669 llvm-svn: 369036
30 lines
1.2 KiB
LLVM
30 lines
1.2 KiB
LLVM
; RUN: opt -basicaa -aa-eval -print-no-aliases -disable-output %s 2>&1 | FileCheck %s
|
|
|
|
%struct = type <{ [20 x i64] }>
|
|
|
|
; CHECK-LABEL: Function: test_noalias: 4 pointers, 1 call sites
|
|
; CHECK-NEXT: NoAlias: %struct* %ptr1, i64* %ptr2
|
|
; CHECK-NEXT: NoAlias: %struct* %addr.ptr, i64* %ptr2
|
|
; CHECK-NEXT: NoAlias: i64* %gep, i64* %ptr2
|
|
define void @test_noalias(%struct* noalias %ptr1, i64* %ptr2, i64 %offset) {
|
|
entry:
|
|
%addr.ptr = call %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct* %ptr1, i64 72057594037927928)
|
|
store i64 10, i64* %ptr2
|
|
%gep = getelementptr inbounds %struct, %struct* %addr.ptr, i64 0, i32 0, i64 %offset
|
|
store i64 1, i64* %gep, align 8
|
|
ret void
|
|
}
|
|
|
|
; CHECK-NEXT: Function: test_alias: 4 pointers, 1 call sites
|
|
; CHECK-NOT: NoAlias
|
|
define void @test_alias(%struct* %ptr1, i64* %ptr2, i64 %offset) {
|
|
entry:
|
|
%addr.ptr = call %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct* %ptr1, i64 72057594037927928)
|
|
store i64 10, i64* %ptr2
|
|
%gep = getelementptr inbounds %struct, %struct* %addr.ptr, i64 0, i32 0, i64 %offset
|
|
store i64 1, i64* %gep, align 8
|
|
ret void
|
|
}
|
|
|
|
declare %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct*, i64)
|