| ; RUN: opt -mtriple=x86_64-apple-macosx10.7 -aa-pipeline=basic-aa -passes=inferattrs,aa-eval -print-all-alias-modref-info -disable-output 2>&1 %s | FileCheck %s |
| |
| declare void @memset_pattern4(ptr, ptr, i64) |
| declare void @memset_pattern8(ptr, ptr, i64) |
| declare void @memset_pattern16(ptr, ptr, i64) |
| |
| define void @test_memset_pattern4_const_size(ptr noalias %a, ptr noalias %pattern) { |
| ; CHECK-LABEL: Function: test_memset_pattern4_const_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %a.gep.17 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern.gep.3 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %pattern.gep.4 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern4(ptr %a, ptr %pattern, i64 17) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| |
| %pattern.gep.3 = getelementptr i8, ptr %pattern, i32 3 |
| store i8 1, ptr %pattern.gep.3 |
| %pattern.gep.4 = getelementptr i8, ptr %pattern, i32 4 |
| store i8 1, ptr %pattern.gep.4 |
| ret void |
| } |
| |
| define void @test_memset_pattern4_variable_size(ptr noalias %a, ptr noalias %pattern, i64 %n) { |
| ; CHECK-LABEL: Function: test_memset_pattern4_variable_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.17 <-> call void @memset_pattern4(ptr %a, ptr %pattern, i64 %n) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern4(ptr %a, ptr %pattern, i64 %n) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| ret void |
| } |
| |
| define void @test_memset_pattern8_const_size(ptr noalias %a, ptr noalias %pattern) { |
| ; CHECK-LABEL: Function: test_memset_pattern8_const_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %a.gep.17 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern.gep.7 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %pattern.gep.8 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern8(ptr %a, ptr %pattern, i64 17) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| |
| %pattern.gep.7 = getelementptr i8, ptr %pattern, i32 7 |
| store i8 1, ptr %pattern.gep.7 |
| %pattern.gep.8 = getelementptr i8, ptr %pattern, i32 8 |
| store i8 1, ptr %pattern.gep.8 |
| ret void |
| } |
| |
| define void @test_memset_pattern8_variable_size(ptr noalias %a, ptr noalias %pattern, i64 %n) { |
| ; CHECK-LABEL: Function: test_memset_pattern8_variable_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.17 <-> call void @memset_pattern8(ptr %a, ptr %pattern, i64 %n) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern8(ptr %a, ptr %pattern, i64 %n) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| ret void |
| } |
| |
| define void @test_memset_pattern16_const_size(ptr noalias %a, ptr noalias %pattern) { |
| ; CHECK-LABEL: Function: test_memset_pattern16_const_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %a.gep.17 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern.gep.15 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; CHECK-NEXT: NoModRef: Ptr: i8* %pattern.gep.16 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern16(ptr %a, ptr %pattern, i64 17) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| |
| %pattern.gep.15 = getelementptr i8, ptr %pattern, i32 15 |
| store i8 1, ptr %pattern.gep.15 |
| %pattern.gep.16 = getelementptr i8, ptr %pattern, i32 16 |
| store i8 1, ptr %pattern.gep.16 |
| ret void |
| } |
| |
| define void @test_memset_pattern16_variable_size(ptr noalias %a, ptr noalias %pattern, i64 %n) { |
| ; CHECK-LABEL: Function: test_memset_pattern16_variable_size |
| ; CHECK: Just Mod: Ptr: i8* %a <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Ref: Ptr: i8* %pattern <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.1 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 %n) |
| ; CHECK-NEXT: Just Mod: Ptr: i8* %a.gep.17 <-> call void @memset_pattern16(ptr %a, ptr %pattern, i64 %n) |
| ; |
| entry: |
| load i8, ptr %a |
| load i8, ptr %pattern |
| call void @memset_pattern16(ptr %a, ptr %pattern, i64 %n) |
| %a.gep.1 = getelementptr i8, ptr %a, i32 1 |
| store i8 0, ptr %a.gep.1 |
| %a.gep.17 = getelementptr i8, ptr %a, i32 17 |
| store i8 1, ptr %a.gep.17 |
| ret void |
| } |