105 lines
2.4 KiB
Smali
105 lines
2.4 KiB
Smali
# 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 LTestCase;
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.super Ljava/lang/Object;
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# Test simplification of an empty, dead catch block. Compiler used to segfault
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# because it did expect at least a control-flow instruction (b/25494450).
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.method public static testCase_EmptyCatch()I
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.registers 3
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const v0, 0x0
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return v0
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:try_start
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nop
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:try_end
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.catchall {:try_start .. :try_end} :catch
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nop
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:catch
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nop
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.end method
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# Test simplification of a dead catch block with some code but no control-flow
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# instruction.
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.method public static testCase_NoConrolFlowCatch()I
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.registers 3
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const v0, 0x0
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return v0
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:try_start
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nop
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:try_end
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.catchall {:try_start .. :try_end} :catch
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nop
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:catch
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const v1, 0x3
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add-int v0, v0, v1
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.end method
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# Test simplification of a dead catch block with normal-predecessors but
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# starting with a move-exception. Verifier does not check trivially dead code
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# and this used to trip a DCHECK (b/25492628).
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.method public static testCase_InvalidLoadException()I
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.registers 3
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const v0, 0x0
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return v0
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:try_start
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nop
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:try_end
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.catchall {:try_start .. :try_end} :catch
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:catch
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move-exception v0
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.end method
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# Test simplification of a live catch block with dead normal-predecessors and
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# starting with a move-exception. Verifier does not check trivially dead code
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# and this used to trip a DCHECK (b/25492628).
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.method public static testCase_TriviallyDeadPredecessor(II)I
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.registers 3
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:try_start
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div-int v0, p0, p1
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return v0
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:try_end
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.catchall {:try_start .. :try_end} :catch
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# Trivially dead predecessor block.
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add-int p0, p0, p1
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:catch
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# This verifies because only exceptional predecessors are live.
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move-exception v0
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const v0, 0x0
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return v0
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.end method
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