Java Code Examples for proguard.classfile.instruction.InstructionConstants#OP_GETSTATIC
The following examples show how to use
proguard.classfile.instruction.InstructionConstants#OP_GETSTATIC .
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Example 1
Source File: SideEffectInstructionChecker.java From java-n-IDE-for-Android with Apache License 2.0 | 6 votes |
public void visitConstantInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction) { byte opcode = constantInstruction.opcode; // Check for instructions that might cause side effects. if (opcode == InstructionConstants.OP_GETSTATIC || opcode == InstructionConstants.OP_PUTSTATIC || opcode == InstructionConstants.OP_GETFIELD || opcode == InstructionConstants.OP_PUTFIELD || opcode == InstructionConstants.OP_INVOKEVIRTUAL || opcode == InstructionConstants.OP_INVOKESPECIAL || opcode == InstructionConstants.OP_INVOKESTATIC || opcode == InstructionConstants.OP_INVOKEINTERFACE) { // Check if the field is write-only or volatile, or if the invoked // method is causing any side effects. clazz.constantPoolEntryAccept(constantInstruction.constantIndex, this); } }
Example 2
Source File: ReadWriteFieldMarker.java From java-n-IDE-for-Android with Apache License 2.0 | 5 votes |
public void visitConstantInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction) { byte opcode = constantInstruction.opcode; // Check for instructions that involve fields. switch (opcode) { case InstructionConstants.OP_LDC: case InstructionConstants.OP_LDC_W: // Mark the field, if any, as being read from and written to. reading = true; writing = true; clazz.constantPoolEntryAccept(constantInstruction.constantIndex, this); break; case InstructionConstants.OP_GETSTATIC: case InstructionConstants.OP_GETFIELD: // Mark the field as being read from. reading = true; writing = false; clazz.constantPoolEntryAccept(constantInstruction.constantIndex, this); break; case InstructionConstants.OP_PUTSTATIC: case InstructionConstants.OP_PUTFIELD: // Mark the field as being written to. reading = false; writing = true; clazz.constantPoolEntryAccept(constantInstruction.constantIndex, this); break; } }
Example 3
Source File: ExceptionInstructionChecker.java From java-n-IDE-for-Android with Apache License 2.0 | 5 votes |
public void visitConstantInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction) { byte opcode = constantInstruction.opcode; // Check for instructions that may throw exceptions. switch (opcode) { case InstructionConstants.OP_GETSTATIC: case InstructionConstants.OP_PUTSTATIC: case InstructionConstants.OP_GETFIELD: case InstructionConstants.OP_PUTFIELD: case InstructionConstants.OP_INVOKEVIRTUAL: case InstructionConstants.OP_INVOKESPECIAL: case InstructionConstants.OP_INVOKESTATIC: case InstructionConstants.OP_INVOKEINTERFACE: case InstructionConstants.OP_NEW: case InstructionConstants.OP_ANEWARRAY: case InstructionConstants.OP_CHECKCAST: case InstructionConstants.OP_INSTANCEOF: case InstructionConstants.OP_MULTIANEWARRAY: // These instructions may throw exceptions. mayThrowExceptions = true; } // case InstructionConstants.OP_INVOKEVIRTUAL: // case InstructionConstants.OP_INVOKESPECIAL: // case InstructionConstants.OP_INVOKESTATIC: // case InstructionConstants.OP_INVOKEINTERFACE: // // Check if the invoking the method may throw an exception. // clazz.constantPoolEntryAccept(constantInstruction.constantIndex, this); }
Example 4
Source File: EvaluationSimplifier.java From java-n-IDE-for-Android with Apache License 2.0 | 5 votes |
public void visitConstantInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction) { switch (constantInstruction.opcode) { case InstructionConstants.OP_GETSTATIC: case InstructionConstants.OP_GETFIELD: replaceAnyPushInstruction(clazz, offset, constantInstruction); break; case InstructionConstants.OP_INVOKEVIRTUAL: case InstructionConstants.OP_INVOKESPECIAL: case InstructionConstants.OP_INVOKESTATIC: case InstructionConstants.OP_INVOKEINTERFACE: if (constantInstruction.stackPushCount(clazz) > 0 && !sideEffectInstructionChecker.hasSideEffects(clazz, method, codeAttribute, offset, constantInstruction)) { replaceAnyPushInstruction(clazz, offset, constantInstruction); } break; case InstructionConstants.OP_CHECKCAST: replaceReferencePushInstruction(clazz, offset, constantInstruction); break; } }
Example 5
Source File: BasicInvocationUnit.java From java-n-IDE-for-Android with Apache License 2.0 | 4 votes |
public void invokeMember(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction, Stack stack) { int constantIndex = constantInstruction.constantIndex; switch (constantInstruction.opcode) { case InstructionConstants.OP_GETSTATIC: isStatic = true; isLoad = true; break; case InstructionConstants.OP_PUTSTATIC: isStatic = true; isLoad = false; break; case InstructionConstants.OP_GETFIELD: isStatic = false; isLoad = true; break; case InstructionConstants.OP_PUTFIELD: isStatic = false; isLoad = false; break; case InstructionConstants.OP_INVOKESTATIC: isStatic = true; break; case InstructionConstants.OP_INVOKEVIRTUAL: case InstructionConstants.OP_INVOKESPECIAL: case InstructionConstants.OP_INVOKEINTERFACE: isStatic = false; break; } // Pop the parameters and push the return value. this.stack = stack; clazz.constantPoolEntryAccept(constantIndex, this); this.stack = null; }