1# Copyright (C) 2017 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15.class public LStoreLoad;
16
17.super Ljava/lang/Object;
18
19## CHECK-START: int StoreLoad.test(int) load_store_elimination (before)
20## CHECK-DAG:     <<Arg:i\d+>>    ParameterValue
21## CHECK-DAG:                     StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
22## CHECK-DAG:                     StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField2
23## CHECK-DAG:     <<Val:b\d+>>    StaticFieldGet [{{l\d+}}] field_name:StoreLoad.byteField
24## CHECK-DAG:     <<Val2:b\d+>>   StaticFieldGet [{{l\d+}}] field_name:StoreLoad.byteField2
25## CHECK-DAG:     <<Val3:i\d+>>   Add [<<Val>>,<<Val2>>]
26## CHECK-DAG:                     Return [<<Val3>>]
27
28## CHECK-START: int StoreLoad.test(int) load_store_elimination (after)
29## CHECK-NOT:                     StaticFieldGet
30
31## CHECK-START: int StoreLoad.test(int) load_store_elimination (after)
32## CHECK-DAG:     <<Arg:i\d+>>    ParameterValue
33## CHECK-DAG:                     StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
34## CHECK-DAG:                     StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField2
35## CHECK-DAG:     <<Conv:b\d+>>   TypeConversion [<<Arg>>]
36## CHECK-DAG:     <<Val3:i\d+>>   Add [<<Conv>>,<<Conv>>]
37## CHECK-DAG:                     Return [<<Val3>>]
38.method public static test(I)I
39    .registers 2
40    sput-byte v1, LStoreLoad;->byteField:B
41    sput-byte v1, LStoreLoad;->byteField2:B
42    sget-byte v0, LStoreLoad;->byteField:B
43    sget-byte v1, LStoreLoad;->byteField2:B
44    add-int/2addr v0, v1
45    return v0
46.end method
47
48## CHECK-START: int StoreLoad.test2(int) load_store_elimination (before)
49## CHECK-DAG:     <<Arg:i\d+>>    ParameterValue
50## CHECK-DAG:                     StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
51## CHECK-DAG:                     Return [<<Arg>>]
52
53## CHECK-START: int StoreLoad.test2(int) load_store_elimination (after)
54## CHECK-NOT:                     TypeConversion
55.method public static test2(I)I
56    .registers 1
57    sput-byte v0, LStoreLoad;->byteField:B
58    return v0
59.end method
60
61.field public static byteField:B
62.field public static byteField2:B
63