| # Copyright (C) 2016 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| .class public LOsr; |
| |
| .super Ljava/lang/Object; |
| |
| # Check that blocks only havig nops are not merged when they are loop headers. |
| # This ensures we can do on-stack replacement for branches to those nop blocks. |
| |
| ## CHECK-START: int Osr.simpleLoop(int, int) dead_code_elimination$before_codegen (after) |
| ## CHECK-DAG: SuspendCheck loop:<<OuterLoop:B\d+>> outer_loop:none |
| ## CHECK-DAG: SuspendCheck loop:{{B\d+}} outer_loop:<<OuterLoop>> |
| .method public static simpleLoop(II)I |
| .registers 3 |
| const/16 v0, 0 |
| :nop_entry |
| nop |
| :loop_entry |
| add-int v0, v0, v0 |
| if-eq v0, v1, :loop_entry |
| if-eq v0, v2, :nop_entry |
| return v0 |
| .end method |