| Chandler Carruth | 49589f0 | 2012-07-02 18:37:59 +0000 | [diff] [blame^] | 1 | ; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s |
| Dan Gohman | 3dcc91e | 2010-08-04 22:56:29 +0000 | [diff] [blame] | 2 | |
| Dan Gohman | 1300739 | 2010-08-05 23:34:50 +0000 | [diff] [blame] | 3 | |
| Dan Gohman | 907857d | 2010-08-04 23:37:55 +0000 | [diff] [blame] | 4 | ; CHECK: Just Ref: call void @ro() <-> call void @f0() |
| Dan Gohman | 3dcc91e | 2010-08-04 22:56:29 +0000 | [diff] [blame] | 5 | |
| 6 | declare void @f0() |
| 7 | declare void @ro() readonly |
| 8 | |
| Dan Gohman | 1300739 | 2010-08-05 23:34:50 +0000 | [diff] [blame] | 9 | define void @test0() { |
| Dan Gohman | 3dcc91e | 2010-08-04 22:56:29 +0000 | [diff] [blame] | 10 | call void @f0() |
| 11 | call void @ro() |
| 12 | ret void |
| 13 | } |
| Dan Gohman | 1300739 | 2010-08-05 23:34:50 +0000 | [diff] [blame] | 14 | |
| 15 | ; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) |
| 16 | ; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) |
| 17 | |
| Chris Lattner | b85e4eb | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 18 | declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind |
| Dan Gohman | 1300739 | 2010-08-05 23:34:50 +0000 | [diff] [blame] | 19 | |
| 20 | @A = external global i8 |
| 21 | @B = external global i8 |
| 22 | define void @test1() { |
| Chris Lattner | b85e4eb | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 23 | call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) |
| 24 | call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) |
| Dan Gohman | 1300739 | 2010-08-05 23:34:50 +0000 | [diff] [blame] | 25 | ret void |
| 26 | } |