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36 lines
1.2 KiB
36 lines
1.2 KiB
# Copyright (C) 2015 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 LEquivalent;
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.super Ljava/lang/Object;
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.method public static method([I)V
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.registers 3
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const/4 v0, 0
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if-eq p0, v0, :first_if
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move-object v0, p0
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:first_if
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if-eqz v0, :second_if
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# Having this move-object used to confuse the type propagation
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# phase of the optimizing compiler: the phase propagates types
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# based on uses, but a move-object disappears after SSA, leaving
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# the compiler with a reference equivalent that has no use. So
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# we would consider the phi equivalent reference of v0, as dead,
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# even though it is the one that has the correct type.
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move-object v1, v0
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:second_if
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return-void
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.end method
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