List of usage examples for org.objectweb.asm Opcodes IF_ACMPNE
int IF_ACMPNE
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From source file:com.retroduction.carma.transformer.asm.ror.IF_ACMPNE_2_IF_ACMPEQ_Transition.java
License:Open Source License
public IF_ACMPNE_2_IF_ACMPEQ_Transition() { super(); this.sourceInstruction = Opcodes.IF_ACMPNE; this.targetInstruction = Opcodes.IF_ACMPEQ; }
From source file:com.trigersoft.jaque.expression.ExpressionMethodVisitor.java
License:Apache License
@Override public void visitJumpInsn(int opcode, Label label) { int etype;/* ww w . ja va 2 s . co m*/ switch (opcode) { case Opcodes.GOTO: go(label); return; default: case Opcodes.JSR: throw notLambda(opcode); case Opcodes.IFEQ: etype = ExpressionType.NotEqual; // Equal pushZeroConstantOrReduce(); break; case Opcodes.IFNE: etype = ExpressionType.Equal; // NotEqual pushZeroConstantOrReduce(); break; case Opcodes.IFLT: etype = ExpressionType.GreaterThanOrEqual; // LessThan pushZeroConstantOrReduce(); break; case Opcodes.IFGE: etype = ExpressionType.LessThan; // GreaterThanOrEqual pushZeroConstantOrReduce(); break; case Opcodes.IFGT: etype = ExpressionType.LessThanOrEqual; // GreaterThan pushZeroConstantOrReduce(); break; case Opcodes.IFLE: etype = ExpressionType.GreaterThan; // LessThanOrEqual pushZeroConstantOrReduce(); break; case Opcodes.IF_ICMPEQ: case Opcodes.IF_ACMPEQ: // ?? etype = ExpressionType.NotEqual; // Equal break; case Opcodes.IF_ICMPNE: case Opcodes.IF_ACMPNE: // ?? etype = ExpressionType.Equal; // NotEqual break; case Opcodes.IF_ICMPLT: etype = ExpressionType.GreaterThanOrEqual; // LessThan break; case Opcodes.IF_ICMPGE: etype = ExpressionType.LessThan; // GreaterThanOrEqual break; case Opcodes.IF_ICMPGT: etype = ExpressionType.LessThanOrEqual; // GreaterThan break; case Opcodes.IF_ICMPLE: etype = ExpressionType.GreaterThan; // LessThanOrEqual break; case Opcodes.IFNULL: case Opcodes.IFNONNULL: Expression e = Expression.isNull(_exprStack.pop()); if (opcode == Opcodes.IFNULL) // IFNONNULL e = Expression.logicalNot(e); branch(label, e); return; } Expression second = _exprStack.pop(); Expression first = _exprStack.pop(); Expression e = Expression.binary(etype, first, second); branch(label, e); }
From source file:de.codesourcery.asm.util.ASMUtil.java
License:Apache License
/** * Check whether an instruction is a conditional branch operation. * //from w ww. j a v a 2 s. c o m * @param node * @return */ public static boolean isConditionalJump(AbstractInsnNode node) { if (node.getType() == AbstractInsnNode.JUMP_INSN) { switch (node.getOpcode()) { case Opcodes.IFEQ: case Opcodes.IFNE: case Opcodes.IFLT: case Opcodes.IFGE: case Opcodes.IFGT: case Opcodes.IFLE: case Opcodes.IF_ICMPEQ: case Opcodes.IF_ICMPNE: case Opcodes.IF_ICMPLT: case Opcodes.IF_ICMPGE: case Opcodes.IF_ICMPGT: case Opcodes.IF_ICMPLE: case Opcodes.IF_ACMPEQ: case Opcodes.IF_ACMPNE: case Opcodes.IFNULL: case Opcodes.IFNONNULL: return true; } } return false; }
From source file:de.sanandrew.core.manpack.transformer.TransformHorseArmor.java
License:Creative Commons License
private static void transformOnInvChanged(MethodNode method) { InsnList needle = new InsnList(); needle.add(new VarInsnNode(Opcodes.ALOAD, 0)); needle.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_HORSE_IS_SADDLED, false)); needle.add(new VarInsnNode(Opcodes.ISTORE, 3)); AbstractInsnNode pointer = ASMHelper.findLastNodeFromNeedle(method.instructions, needle); InsnList newInstr = new InsnList(); newInstr.add(new LabelNode()); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 0)); newInstr.add(//ww w . ja v a 2 s . co m ASMHelper.getMethodInsnNode(Opcodes.INVOKESPECIAL, ASMNames.MD_SAP_GET_CUSTOM_ARMOR_ITEM, false)); newInstr.add(new VarInsnNode(Opcodes.ASTORE, 4)); method.instructions.insert(pointer, newInstr); needle = new InsnList(); needle.add(new LdcInsnNode("mob.horse.armor")); needle.add(new LdcInsnNode(0.5F)); needle.add(new InsnNode(Opcodes.FCONST_1)); needle.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_HORSE_PLAY_SOUND, false)); needle.add(new LabelNode()); pointer = ASMHelper.findLastNodeFromNeedle(method.instructions, needle); newInstr = new InsnList(); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 4)); newInstr.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_ITEMSTACK_GET_ITEM, false)); newInstr.add(ASMHelper.getFieldInsnNode(Opcodes.GETSTATIC, ASMNames.FD_ITEMS_IRON_SHOVEL)); LabelNode l9 = new LabelNode(); newInstr.add(new JumpInsnNode(Opcodes.IF_ACMPNE, l9)); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 4)); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 0)); newInstr.add( ASMHelper.getMethodInsnNode(Opcodes.INVOKESPECIAL, ASMNames.MD_SAP_GET_CUSTOM_ARMOR_ITEM, false)); newInstr.add( ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_ITEMSTACK_IS_ITEM_EQUAL, false)); newInstr.add(new JumpInsnNode(Opcodes.IFNE, l9)); newInstr.add(new LabelNode()); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 0)); newInstr.add(new LdcInsnNode("mob.horse.armor")); newInstr.add(new LdcInsnNode(0.5F)); newInstr.add(new InsnNode(Opcodes.FCONST_1)); newInstr.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_HORSE_PLAY_SOUND, false)); newInstr.add(l9); method.instructions.insert(pointer, newInstr); }
From source file:de.sanandrew.core.manpack.transformer.TransformHorseArmor.java
License:Creative Commons License
private static void transformInteract(MethodNode method) { InsnList needle = new InsnList(); needle.add(ASMHelper.getFieldInsnNode(Opcodes.GETSTATIC, ASMNames.FD_ITEMS_DIAMOND_HORSE_ARMOR)); needle.add(new JumpInsnNode(Opcodes.IF_ACMPNE, new LabelNode())); needle.add(new LabelNode()); needle.add(new LineNumberNode(-1, new LabelNode())); needle.add(new InsnNode(Opcodes.ICONST_3)); needle.add(new VarInsnNode(Opcodes.ISTORE, 4)); needle.add(new LabelNode()); needle.add(new LineNumberNode(-1, new LabelNode())); needle.add(new FrameNode(Opcodes.F_SAME, 0, null, 0, null)); AbstractInsnNode node = ASMHelper.findLastNodeFromNeedle(method.instructions, needle); InsnList newInstr = new InsnList(); newInstr.add(new LabelNode()); newInstr.add(new VarInsnNode(Opcodes.ALOAD, 2)); newInstr.add(ASMHelper.getMethodInsnNode(Opcodes.INVOKEVIRTUAL, ASMNames.MD_ITEMSTACK_GET_ITEM, false)); newInstr.add(new TypeInsnNode(Opcodes.INSTANCEOF, ASMNames.CL_ITEM_HORSE_ARMOR)); LabelNode l8 = new LabelNode(); newInstr.add(new JumpInsnNode(Opcodes.IFEQ, l8)); newInstr.add(new LabelNode()); newInstr.add(new InsnNode(Opcodes.ICONST_4)); newInstr.add(new VarInsnNode(Opcodes.ISTORE, 4)); newInstr.add(l8);/* w w w.jav a 2 s .co m*/ newInstr.add(new FrameNode(Opcodes.F_SAME, 0, null, 0, null)); method.instructions.insert(node, newInstr); }
From source file:de.scoopgmbh.copper.instrument.BuildStackInfoAdapter.java
License:Apache License
@Override public void visitJumpInsn(int arg0, Label arg1) { savePreviousFrame();/*from w ww .j a v a 2 s . c o m*/ switch (arg0) { case Opcodes.IF_ACMPEQ: case Opcodes.IF_ACMPNE: case Opcodes.IF_ICMPEQ: case Opcodes.IF_ICMPGE: case Opcodes.IF_ICMPGT: case Opcodes.IF_ICMPLE: case Opcodes.IF_ICMPLT: case Opcodes.IF_ICMPNE: currentFrame.popStack(); case Opcodes.IFEQ: case Opcodes.IFGE: case Opcodes.IFGT: case Opcodes.IFLE: case Opcodes.IFLT: case Opcodes.IFNE: case Opcodes.IFNONNULL: case Opcodes.IFNULL: currentFrame.popStack(); case Opcodes.GOTO: forwardFrames.put(arg1, new StackInfo(currentFrame)); break; case Opcodes.JSR: currentFrame.pushStack(retAddressType); forwardFrames.put(arg1, new StackInfo(currentFrame)); break; default: logger.debug("Unhandled: "); } if (logger.isDebugEnabled()) logger.debug("jumpInsn " + getOpCode(arg0) + " " + arg1); delegate.visitJumpInsn(arg0, arg1); }
From source file:de.tuberlin.uebb.jbop.optimizer.controlflow.ConstantIfInliner.java
License:Open Source License
private boolean evalTwoOpValue(final Number op1, final Number op2, final int opcode) { switch (opcode) { case Opcodes.IF_ICMPEQ: return op1.intValue() == op2.intValue(); case Opcodes.IF_ICMPNE: return op1.intValue() != op2.intValue(); case Opcodes.IF_ICMPLT: return op1.intValue() < op2.intValue(); case Opcodes.IF_ICMPGE: return op1.intValue() >= op2.intValue(); case Opcodes.IF_ICMPGT: return op1.intValue() > op2.intValue(); case Opcodes.IF_ICMPLE: return op1.intValue() <= op2.intValue(); case Opcodes.IF_ACMPEQ: return op1 == op2; case Opcodes.IF_ACMPNE: return op1 != op2; default:/*w w w . j a v a 2s. c o m*/ return false; } }
From source file:de.tuberlin.uebb.jbop.optimizer.utils.NodeHelper.java
License:Open Source License
/** * Returns true if node is an two-param-if-Statement. * /* w w w . ja v a2 s . c om*/ * @param node * the node * @return true if node is two value if */ public static boolean isTwoValueIf(final AbstractInsnNode node) { if (node == null) { return false; } return node.getOpcode() >= Opcodes.IF_ICMPEQ && node.getOpcode() <= Opcodes.IF_ACMPNE; }
From source file:de.unisb.cs.st.javaslicer.common.classRepresentation.instructions.JumpInstruction.java
License:Open Source License
@Override public String toString() { String condition;/* w w w . j a v a 2 s. c o m*/ switch (getOpcode()) { case Opcodes.IFEQ: condition = "IFEQ"; break; case Opcodes.IFNE: condition = "IFNE"; break; case Opcodes.IFLT: condition = "IFLT"; break; case Opcodes.IFGE: condition = "IFGE"; break; case Opcodes.IFGT: condition = "IFGT"; break; case Opcodes.IFLE: condition = "IFLE"; break; case Opcodes.IF_ICMPEQ: condition = "IF_ICMPEQ"; break; case Opcodes.IF_ICMPNE: condition = "IF_ICMPNE"; break; case Opcodes.IF_ICMPLT: condition = "IF_ICMPLT"; break; case Opcodes.IF_ICMPGE: condition = "IF_ICMPGE"; break; case Opcodes.IF_ICMPGT: condition = "IF_ICMPGT"; break; case Opcodes.IF_ICMPLE: condition = "IF_ICMPLE"; break; case Opcodes.IF_ACMPEQ: condition = "IF_ACMPEQ"; break; case Opcodes.IF_ACMPNE: condition = "IF_ACMPNE"; break; case Opcodes.GOTO: condition = "GOTO"; break; case Opcodes.JSR: condition = "JSR"; break; case Opcodes.IFNULL: condition = "IFNULL"; break; case Opcodes.IFNONNULL: condition = "IFNONNULL"; break; default: assert false; condition = "--ERROR--"; break; } return condition + " " + this.label; }
From source file:de.unisb.cs.st.javaslicer.common.classRepresentation.instructions.JumpInstruction2.java
License:Open Source License
@Override public String toString() { String condition;// ww w .j a va 2s. c o m switch (getOpcode()) { case Opcodes.IFEQ: condition = "IFEQ"; break; case Opcodes.IFNE: condition = "IFNE"; break; case Opcodes.IFLT: condition = "IFLT"; break; case Opcodes.IFGE: condition = "IFGE"; break; case Opcodes.IFGT: condition = "IFGT"; break; case Opcodes.IFLE: condition = "IFLE"; break; case Opcodes.IF_ICMPEQ: condition = "IF_ICMPEQ"; break; case Opcodes.IF_ICMPNE: condition = "IF_ICMPNE"; break; case Opcodes.IF_ICMPLT: condition = "IF_ICMPLT"; break; case Opcodes.IF_ICMPGE: condition = "IF_ICMPGE"; break; case Opcodes.IF_ICMPGT: condition = "IF_ICMPGT"; break; case Opcodes.IF_ICMPLE: condition = "IF_ICMPLE"; break; case Opcodes.IF_ACMPEQ: condition = "IF_ACMPEQ"; break; case Opcodes.IF_ACMPNE: condition = "IF_ACMPNE"; break; case Opcodes.GOTO: condition = "GOTO"; break; case Opcodes.JSR: condition = "JSR"; break; case Opcodes.IFNULL: condition = "IFNULL"; break; case Opcodes.IFNONNULL: condition = "IFNONNULL"; break; default: assert false; condition = "--ERROR--"; break; } return condition + " " + this.target; }