154 lines
5.6 KiB
Smali
154 lines
5.6 KiB
Smali
# Copyright (C) 2017 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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.class public LStoreLoad;
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.super Ljava/lang/Object;
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## CHECK-START: int StoreLoad.test(int) load_store_elimination (before)
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## CHECK-DAG: <<Arg:i\d+>> ParameterValue
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## CHECK-DAG: StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
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## CHECK-DAG: StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField2
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## CHECK-DAG: <<Val:b\d+>> StaticFieldGet [{{l\d+}}] field_name:StoreLoad.byteField
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## CHECK-DAG: <<Val2:b\d+>> StaticFieldGet [{{l\d+}}] field_name:StoreLoad.byteField2
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## CHECK-DAG: <<Val3:i\d+>> Add [<<Val>>,<<Val2>>]
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## CHECK-DAG: Return [<<Val3>>]
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## CHECK-START: int StoreLoad.test(int) load_store_elimination (after)
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## CHECK-NOT: StaticFieldGet
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## CHECK-START: int StoreLoad.test(int) load_store_elimination (after)
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## CHECK-DAG: <<Arg:i\d+>> ParameterValue
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## CHECK-DAG: StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
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## CHECK-DAG: StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField2
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## CHECK-DAG: <<Conv:b\d+>> TypeConversion [<<Arg>>]
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## CHECK-DAG: <<Val3:i\d+>> Add [<<Conv>>,<<Conv>>]
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## CHECK-DAG: Return [<<Val3>>]
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.method public static test(I)I
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.registers 2
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sput-byte v1, LStoreLoad;->byteField:B
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sput-byte v1, LStoreLoad;->byteField2:B
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sget-byte v0, LStoreLoad;->byteField:B
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sget-byte v1, LStoreLoad;->byteField2:B
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add-int/2addr v0, v1
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return v0
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.end method
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## CHECK-START: int StoreLoad.test2(int) load_store_elimination (before)
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## CHECK-DAG: <<Arg:i\d+>> ParameterValue
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## CHECK-DAG: StaticFieldSet [{{l\d+}},<<Arg>>] field_name:StoreLoad.byteField
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## CHECK-DAG: Return [<<Arg>>]
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## CHECK-START: int StoreLoad.test2(int) load_store_elimination (after)
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## CHECK-NOT: TypeConversion
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.method public static test2(I)I
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.registers 1
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sput-byte v0, LStoreLoad;->byteField:B
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return v0
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.end method
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## CHECK-START: int StoreLoad.test3(int) load_store_elimination (before)
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldGet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: TypeConversion
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## CHECK-DAG: Phi
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## CHECK-DAG: StaticFieldGet
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## CHECK-START: int StoreLoad.test3(int) load_store_elimination (after)
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: TypeConversion
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: Phi
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## CHECK-DAG: Phi
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## CHECK-START: int StoreLoad.test3(int) load_store_elimination (after)
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## CHECK: Phi
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## CHECK: Phi
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## CHECK-NOT: Phi
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## CHECK-START: int StoreLoad.test3(int) load_store_elimination (after)
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## CHECK: TypeConversion
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## CHECK-NOT: TypeConversion
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## CHECK-START: int StoreLoad.test3(int) load_store_elimination (after)
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## CHECK-NOT: StaticFieldGet
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.method public static test3(I)I
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.registers 3
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const/4 v0, 0
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sput p0, LStoreLoad;->intField:I
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and-int/lit8 v1, p0, 1
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if-eqz v1, :skip
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sput-byte p0, LStoreLoad;->byteField:B
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sget-byte v1, LStoreLoad;->byteField:B
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sput v1, LStoreLoad;->intField:I
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# Test that this TypeConversion is moved and used for the
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# sget-byte above instead of creating a new one.
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int-to-byte v0, p0
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:skip
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sget v1, LStoreLoad;->intField:I
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add-int v0, v1, v0
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return v0
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.end method
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## CHECK-START: int StoreLoad.test4(int) load_store_elimination (before)
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-START: int StoreLoad.test4(int) load_store_elimination (after)
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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## CHECK-DAG: StaticFieldSet
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.method public static test4(I)I
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# Test that stores are kept properly for an irreducible loop.
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.registers 3
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const/4 v0, 0
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const/4 v1, 7
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if-gt p0, v1, :skip1
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const/4 v1, 1
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sput v1, LStoreLoad;->intField:I
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goto :irreducible_loop_middle
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:skip1
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const/4 v1, 2
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sput v1, LStoreLoad;->intField:I
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# Fall through to the irreducible loop
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:irreducible_loop
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const/4 v1, 3
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sput v1, LStoreLoad;->intField:I
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if-eq v0, p0, :end
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:irreducible_loop_middle
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const/4 v1, 4
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sput v1, LStoreLoad;->intField:I
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add-int/lit8 v0, v0, 1
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goto :irreducible_loop
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:end
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return p0
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.end method
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.field public static intField:I
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.field public static byteField:B
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.field public static byteField2:B
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