| Hal Finkel | a9d67cf | 2017-04-09 12:57:50 +0000 | [diff] [blame] | 1 | ; RUN: opt -basicaa -print-memoryssa -verify-memoryssa -analyze -memssa-check-limit=0 < %s 2>&1 | FileCheck %s |
| 2 | ; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>' -verify-memoryssa -disable-output -memssa-check-limit=0 < %s 2>&1 | FileCheck %s |
| 3 | target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64" |
| 4 | target triple = "amdgcn" |
| 5 | |
| 6 | @g4 = external unnamed_addr constant i8, align 1 |
| 7 | |
| 8 | define signext i8 @cmp_constant(i8* %q, i8 %v) local_unnamed_addr { |
| 9 | entry: |
| 10 | |
| 11 | store i8 %v, i8* %q, align 1 |
| 12 | ; CHECK: 1 = MemoryDef(liveOnEntry) |
| 13 | ; CHECK-NEXT: store i8 %v, i8* %q, align 1 |
| 14 | |
| 15 | %0 = load i8, i8* @g4, align 1 |
| 16 | ; Make sure that this load is liveOnEntry just based on the fact that @g4 is |
| 17 | ; constant memory. |
| 18 | ; CHECK: MemoryUse(liveOnEntry) |
| 19 | ; CHECK-NEXT: load i8, i8* @g4, align 1 |
| 20 | |
| 21 | ret i8 %0 |
| 22 | } |
| 23 | |