| ; RUN: opt -basicaa -print-memoryssa -verify-memoryssa -analyze < %s 2>&1 | FileCheck %s |
| ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s |
| ; |
| ; Checks that basicAA is doing some amount of disambiguation for us |
| |
| define i32 @foo(i1 %cond) { |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| ; CHECK: 1 = MemoryDef(liveOnEntry) |
| ; CHECK-NEXT: store i32 0 |
| store i32 0, i32* %a, align 4 |
| ; CHECK: 2 = MemoryDef(1) |
| ; CHECK-NEXT: store i32 1 |
| store i32 1, i32* %b, align 4 |
| |
| ; CHECK: MemoryUse(1) |
| ; CHECK-NEXT: %1 = load i32 |
| %1 = load i32, i32* %a, align 4 |
| ; CHECK: MemoryUse(2) |
| ; CHECK-NEXT: %2 = load i32 |
| %2 = load i32, i32* %b, align 4 |
| |
| %3 = add i32 %1, %2 |
| ret i32 %3 |
| } |
