| ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,NOLIMIT |
| ; RUN: opt -memssa-check-limit=0 -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,LIMIT |
| |
| ; Function Attrs: ssp uwtable |
| define i32 @main() { |
| entry: |
| ; CHECK: 1 = MemoryDef(liveOnEntry) |
| ; CHECK-NEXT: %call = call noalias ptr @_Znwm(i64 4) |
| %call = call noalias ptr @_Znwm(i64 4) |
| ; CHECK: 2 = MemoryDef(1) |
| ; CHECK-NEXT: %call1 = call noalias ptr @_Znwm(i64 4) |
| %call1 = call noalias ptr @_Znwm(i64 4) |
| ; CHECK: 3 = MemoryDef(2) |
| ; CHECK-NEXT: store i32 5, ptr %call, align 4 |
| store i32 5, ptr %call, align 4 |
| ; CHECK: 4 = MemoryDef(3) |
| ; CHECK-NEXT: store i32 7, ptr %call1, align 4 |
| store i32 7, ptr %call1, align 4 |
| ; NOLIMIT: MemoryUse(3) |
| ; NOLIMIT-NEXT: %0 = load i32, ptr %call, align 4 |
| ; LIMIT: MemoryUse(4) |
| ; LIMIT-NEXT: %0 = load i32, ptr %call, align 4 |
| %0 = load i32, ptr %call, align 4 |
| ; NOLIMIT: MemoryUse(4) |
| ; NOLIMIT-NEXT: %1 = load i32, ptr %call1, align 4 |
| ; LIMIT: MemoryUse(4) |
| ; LIMIT-NEXT: %1 = load i32, ptr %call1, align 4 |
| %1 = load i32, ptr %call1, align 4 |
| ; NOLIMIT: MemoryUse(3) |
| ; NOLIMIT-NEXT: %2 = load i32, ptr %call, align 4 |
| ; LIMIT: MemoryUse(4) |
| ; LIMIT-NEXT: %2 = load i32, ptr %call, align 4 |
| %2 = load i32, ptr %call, align 4 |
| ; NOLIMIT: MemoryUse(4) |
| ; NOLIMIT-NEXT: %3 = load i32, ptr %call1, align 4 |
| ; LIMIT: MemoryUse(4) |
| ; LIMIT-NEXT: %3 = load i32, ptr %call1, align 4 |
| %3 = load i32, ptr %call1, align 4 |
| %add = add nsw i32 %1, %3 |
| ret i32 %add |
| } |
| |
| |
| declare noalias ptr @_Znwm(i64) |
