89 lines
5.1 KiB
Java
89 lines
5.1 KiB
Java
/*
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* Copyright (C) 2016 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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*/
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public class Main {
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public static void main(String args[]) {
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int[] array = new int[51];
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testArrayLengthBoundsCheckX86(array, 10);
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System.out.println("passed");
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}
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/// CHECK-START-X86: void Main.testArrayLengthBoundsCheckX86(int[], int) x86_memory_operand_generation (before)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK-DAG: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-DAG: <<Length:i\d+>> ArrayLength [<<CheckedArray>>] is_string_length:false loop:none
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/// CHECK-DAG: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-DAG: <<ArraySet:v\d+>> ArraySet [<<CheckedArray>>,<<CheckedIndex>>,<<Value>>]
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/// CHECK-START-X86: void Main.testArrayLengthBoundsCheckX86(int[], int) x86_memory_operand_generation (after)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK-DAG: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-DAG: <<Length:i\d+>> ArrayLength [<<CheckedArray>>] is_string_length:false emitted_at_use:true loop:none
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/// CHECK-DAG: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-DAG: <<ArraySet:v\d+>> ArraySet [<<CheckedArray>>,<<CheckedIndex>>,<<Value>>]
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/// CHECK-START-X86: void Main.testArrayLengthBoundsCheckX86(int[], int) disassembly (after)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-NEXT: <<Length:i\d+>> ArrayLength [<<Array>>] is_string_length:false emitted_at_use:true loop:none
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/// CHECK-NEXT: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-NEXT: cmp [<<BaseReg:\w+>> + 8], <<IndexReg:\w+>>
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/// CHECK: <<ArraySet:v\d+>> ArraySet [<<Array>>,<<Index>>,<<Value>>]
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/// CHECK-NEXT: mov [<<BaseReg>> + <<IndexReg>> * 4 + 12], 9
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/// CHECK-START-X86_64: void Main.testArrayLengthBoundsCheckX86(int[], int) x86_memory_operand_generation (before)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK-DAG: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-DAG: <<Length:i\d+>> ArrayLength [<<CheckedArray>>] is_string_length:false loop:none
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/// CHECK-DAG: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-DAG: <<ArraySet:v\d+>> ArraySet [<<CheckedArray>>,<<CheckedIndex>>,<<Value>>]
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/// CHECK-START-X86_64: void Main.testArrayLengthBoundsCheckX86(int[], int) x86_memory_operand_generation (after)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK-DAG: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-DAG: <<Length:i\d+>> ArrayLength [<<CheckedArray>>] is_string_length:false emitted_at_use:true loop:none
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/// CHECK-DAG: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-DAG: <<ArraySet:v\d+>> ArraySet [<<CheckedArray>>,<<CheckedIndex>>,<<Value>>]
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// Test assumes parameter value is in lower 8 registers (it is passed in edx).
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/// CHECK-START-X86_64: void Main.testArrayLengthBoundsCheckX86(int[], int) disassembly (after)
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/// CHECK-DAG: <<Array:l\d+>> ParameterValue
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/// CHECK-DAG: <<Index:i\d+>> ParameterValue
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/// CHECK-DAG: <<Value:i\d+>> IntConstant 9
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/// CHECK: <<CheckedArray:l\d+>> NullCheck [<<Array>>]
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/// CHECK-NEXT: <<Length:i\d+>> ArrayLength [<<Array>>] is_string_length:false emitted_at_use:true loop:none
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/// CHECK-NEXT: <<CheckedIndex:i\d+>> BoundsCheck [<<Index>>,<<Length>>]
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/// CHECK-NEXT: cmp [<<BaseReg:\w+>> + 8], e<<IndexReg:\w+>>
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/// CHECK: <<ArraySet:v\d+>> ArraySet [<<Array>>,<<Index>>,<<Value>>]
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/// CHECK-NEXT: mov [<<BaseReg>> + r<<IndexReg>> * 4 + 12], 9
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static void testArrayLengthBoundsCheckX86(int[] array, int index) {
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array[index] = 9;
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}
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}
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