| Chad Rosier | 232e29e | 2016-07-06 21:20:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -basicaa -print-memoryssa -verify-memoryssa -analyze < %s 2>&1 | FileCheck %s |
| Geoff Berry | b96d3b2 | 2016-06-01 21:30:40 +0000 | [diff] [blame] | 2 | ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s |
| George Burgess IV | e1100f5 | 2016-02-02 22:46:49 +0000 | [diff] [blame] | 3 | |
| 4 | ; Function Attrs: ssp uwtable |
| 5 | define i32 @main() { |
| 6 | entry: |
| 7 | ; CHECK: 1 = MemoryDef(liveOnEntry) |
| 8 | ; CHECK-NEXT: %call = call noalias i8* @_Znwm(i64 4) |
| 9 | %call = call noalias i8* @_Znwm(i64 4) |
| 10 | %0 = bitcast i8* %call to i32* |
| 11 | ; CHECK: 2 = MemoryDef(1) |
| 12 | ; CHECK-NEXT: %call1 = call noalias i8* @_Znwm(i64 4) |
| 13 | %call1 = call noalias i8* @_Znwm(i64 4) |
| 14 | %1 = bitcast i8* %call1 to i32* |
| 15 | ; CHECK: 3 = MemoryDef(2) |
| 16 | ; CHECK-NEXT: store i32 5, i32* %0, align 4 |
| 17 | store i32 5, i32* %0, align 4 |
| 18 | ; CHECK: 4 = MemoryDef(3) |
| 19 | ; CHECK-NEXT: store i32 7, i32* %1, align 4 |
| 20 | store i32 7, i32* %1, align 4 |
| 21 | ; CHECK: MemoryUse(3) |
| 22 | ; CHECK-NEXT: %2 = load i32, i32* %0, align 4 |
| 23 | %2 = load i32, i32* %0, align 4 |
| 24 | ; CHECK: MemoryUse(4) |
| 25 | ; CHECK-NEXT: %3 = load i32, i32* %1, align 4 |
| 26 | %3 = load i32, i32* %1, align 4 |
| 27 | ; CHECK: MemoryUse(3) |
| 28 | ; CHECK-NEXT: %4 = load i32, i32* %0, align 4 |
| 29 | %4 = load i32, i32* %0, align 4 |
| 30 | ; CHECK: MemoryUse(4) |
| 31 | ; CHECK-NEXT: %5 = load i32, i32* %1, align 4 |
| 32 | %5 = load i32, i32* %1, align 4 |
| 33 | %add = add nsw i32 %3, %5 |
| 34 | ret i32 %add |
| 35 | } |
| 36 | |
| 37 | declare noalias i8* @_Znwm(i64) |