| ; RUN: opt < %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| %struct = type { i32, i32, i32 } |
| |
| ; CHECK-LABEL: test_simple |
| |
| ; CHECK-DAG: MustAlias: %struct* %st, %struct* %sta |
| |
| ; CHECK-DAG: MayAlias: %struct* %st, i32* %x |
| ; CHECK-DAG: MayAlias: %struct* %st, i32* %y |
| ; CHECK-DAG: MayAlias: %struct* %st, i32* %z |
| |
| ; CHECK-DAG: NoAlias: i32* %x, i32* %y |
| ; CHECK-DAG: NoAlias: i32* %x, i32* %z |
| ; CHECK-DAG: NoAlias: i32* %y, i32* %z |
| |
| ; CHECK-DAG: MayAlias: %struct* %st, %struct* %y |
| ; CHECK-DAG: MayAlias: i32* %x, %struct* %y |
| ; CHECK-DAG: MayAlias: i32* %x, i80* %y |
| |
| ; CHECK-DAG: MayAlias: %struct* %st, i64* %ya |
| ; CHECK-DAG: MayAlias: i64* %ya, i32* %z |
| ; CHECK-DAG: NoAlias: i32* %x, i64* %ya |
| |
| ; CHECK-DAG: MustAlias: %struct* %y, i32* %y |
| ; CHECK-DAG: MustAlias: i32* %y, i64* %ya |
| ; CHECK-DAG: MustAlias: i80* %y, i32* %y |
| |
| define void @test_simple(ptr %st, i64 %i, i64 %j, i64 %k) { |
| %x = getelementptr inbounds %struct, ptr %st, i64 %i, i32 0 |
| %y = getelementptr inbounds %struct, ptr %st, i64 %j, i32 1 |
| %sta = call ptr @func2(ptr %st) |
| %z = getelementptr inbounds %struct, ptr %sta, i64 %k, i32 2 |
| %ya = call ptr @func1(ptr %y) |
| load %struct, ptr %st |
| load %struct, ptr %sta |
| load i32, ptr %x |
| load i32, ptr %y |
| load i32, ptr %z |
| load %struct, ptr %y |
| load i80, ptr %y |
| load i64, ptr %ya |
| ret void |
| } |
| |
| declare ptr @func1(ptr returned) nounwind |
| declare ptr @func2(ptr returned) nounwind |
| |