List of usage examples for org.objectweb.asm Opcodes ISTORE
int ISTORE
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From source file:org.jacoco.core.internal.instr.FrameTracker.java
License:Open Source License
@Override public void visitVarInsn(final int opcode, final int var) { final Object t; switch (opcode) { case Opcodes.ALOAD: push(get(var)); break;// w w w. j ava 2 s . c o m case Opcodes.ILOAD: push(Opcodes.INTEGER); break; case Opcodes.FLOAD: push(Opcodes.FLOAT); break; case Opcodes.LLOAD: push(Opcodes.LONG); push(Opcodes.TOP); break; case Opcodes.DLOAD: push(Opcodes.DOUBLE); push(Opcodes.TOP); break; case Opcodes.ASTORE: case Opcodes.ISTORE: case Opcodes.FSTORE: t = pop(); set(var, t); break; case Opcodes.LSTORE: case Opcodes.DSTORE: pop(1); t = pop(); set(var, t); set(var + 1, Opcodes.TOP); break; default: throw new IllegalArgumentException(); } mv.visitVarInsn(opcode, var); }
From source file:org.jacoco.core.internal.instr.ProbeInserterTest.java
License:Open Source License
@Test public void testVisitVarIns() { ProbeInserter pi = new ProbeInserter(0, "(II)V", actualVisitor, arrayStrategy); pi.visitVarInsn(Opcodes.ALOAD, 0);/* w w w . java 2 s . c o m*/ pi.visitVarInsn(Opcodes.ILOAD, 1); pi.visitVarInsn(Opcodes.ILOAD, 2); pi.visitVarInsn(Opcodes.ISTORE, 3); pi.visitVarInsn(Opcodes.FSTORE, 4); // Argument variables stay at the same position: expectedVisitor.visitVarInsn(Opcodes.ALOAD, 0); expectedVisitor.visitVarInsn(Opcodes.ILOAD, 1); expectedVisitor.visitVarInsn(Opcodes.ILOAD, 2); // Local variables are shifted by one: expectedVisitor.visitVarInsn(Opcodes.ISTORE, 4); expectedVisitor.visitVarInsn(Opcodes.FSTORE, 5); }
From source file:org.jboss.byteman.agent.adapter.RuleGeneratorAdapter.java
License:Open Source License
/** * Generates the instruction to store the top stack value in a local * variable./*from www. ja va2s. co m*/ * * @param type the type of the local variable to be stored. * @param index an index in the frame's local variables array. */ private void storeInsn(final Type type, final int index) { visitVarInsn(type.getOpcode(Opcodes.ISTORE), index); }
From source file:org.jboss.byteman.agent.adapter.RuleGeneratorAdapter.java
License:Open Source License
/** * override this so we can see track which local var slots are in use and avoid overwriting them * @param opcode//from ww w . j av a 2 s .c o m * @param var */ public void visitVarInsn(final int opcode, final int var) { if (var >= nextLocal || localTypes.get(var) == null) { int size = 1; Type type = null; switch (opcode) { case Opcodes.ISTORE: type = Type.INT_TYPE; break; case Opcodes.LSTORE: type = Type.LONG_TYPE; size = 2; break; case Opcodes.FSTORE: type = Type.FLOAT_TYPE; break; case Opcodes.DSTORE: type = Type.DOUBLE_TYPE; size = 2; break; case Opcodes.ASTORE: // we don't know exactly what type this is but at least we know it is an object { String name = getTriggerClassName().replace('.', '/'); type = Type.getType("L" + name + ";"); } // type = Type.getType(Object.class); break; } if (var < nextLocal) { // just fill in the missing type localTypes.set(var, type); } else { // we may not have seen some of the locals so leave a blank spot for them in the types array for (int i = nextLocal; i < var; i++) { localTypes.add(null); } // now add entry for var localTypes.add(type); if (size > 1) { localTypes.add(null); } nextLocal = var + size; if (nextLocal > localHighWater) { localHighWater = nextLocal; } } } super.visitVarInsn(opcode, var); }
From source file:org.jboss.byteman.agent.adapter.RuleGeneratorAdapter.java
License:Open Source License
/** * save a value on the stack to a local var slot * @param local the slot to save to// ww w.ja v a 2 s .c om */ public void storeLocal(int local) { Type type = (Type) localTypes.get(local); visitVarInsn(type.getOpcode(Opcodes.ISTORE), local); }
From source file:org.jtsan.LocalVarsSaver.java
License:Apache License
public void saveStack() { for (int i = types.size() - 1; i >= 0; i--) { mv.visitVarInsn(types.get(i).getOpcode(Opcodes.ISTORE), vars.get(i)); } }
From source file:org.jtsan.LocalVarsSaver.java
License:Apache License
public void saveReturnValue() { if (!hasReturnValue()) { throw new RuntimeException("Return value type is not porperly initialized to be saved."); }/* w w w. j a va 2 s .co m*/ mv.visitVarInsn(returnType.getOpcode(Opcodes.ISTORE), returnVar); }
From source file:org.mbte.groovypp.compiler.bytecode.BytecodeExpr.java
License:Apache License
public static void store(ClassNode type, int idx, MethodVisitor mv) { if (type == double_TYPE) { mv.visitVarInsn(Opcodes.DSTORE, idx); } else if (type == float_TYPE) { mv.visitVarInsn(Opcodes.FSTORE, idx); } else if (type == long_TYPE) { mv.visitVarInsn(Opcodes.LSTORE, idx); } else if (type == boolean_TYPE || type == char_TYPE || type == byte_TYPE || type == int_TYPE || type == short_TYPE) { mv.visitVarInsn(Opcodes.ISTORE, idx); } else {//from w w w . j a v a2 s . c o m mv.visitVarInsn(Opcodes.ASTORE, idx); } }
From source file:org.mbte.groovypp.compiler.StaticCompiler.java
License:Apache License
private void tailRecursive(ResolvedMethodBytecodeExpr resolvedMethodBytecodeExpr) { Parameter[] parameters = methodNode.getParameters(); int varIndex = methodNode.isStatic() ? 0 : 1; if (varIndex != 0) { resolvedMethodBytecodeExpr.getObject().visit(mv); }/*w ww . j a va2 s. co m*/ for (int i = 0; i != parameters.length; ++i) { BytecodeExpr be = (BytecodeExpr) resolvedMethodBytecodeExpr.getBargs().getExpressions().get(i); be.visit(mv); final ClassNode paramType = parameters[i].getType(); final ClassNode type = be.getType(); BytecodeExpr.box(type, mv); BytecodeExpr.cast(TypeUtil.wrapSafely(type), TypeUtil.wrapSafely(paramType), mv); BytecodeExpr.unbox(paramType, mv); varIndex += (paramType == ClassHelper.long_TYPE || paramType == ClassHelper.double_TYPE) ? 2 : 1; } for (int i = parameters.length - 1; i >= 0; --i) { final ClassNode paramType = parameters[i].getType(); varIndex -= (paramType == ClassHelper.long_TYPE || paramType == ClassHelper.double_TYPE) ? 2 : 1; if (paramType == double_TYPE) { mv.visitVarInsn(Opcodes.DSTORE, varIndex); } else if (paramType == float_TYPE) { mv.visitVarInsn(Opcodes.FSTORE, varIndex); } else if (paramType == long_TYPE) { mv.visitVarInsn(Opcodes.LSTORE, varIndex); } else if (paramType == boolean_TYPE || paramType == char_TYPE || paramType == byte_TYPE || paramType == int_TYPE || paramType == short_TYPE) { mv.visitVarInsn(Opcodes.ISTORE, varIndex); } else { mv.visitVarInsn(Opcodes.ASTORE, varIndex); } } if (!methodNode.isStatic()) { mv.visitVarInsn(ASTORE, 0); } mv.visitJumpInsn(GOTO, startLabel); return; }
From source file:org.mutabilitydetector.checkers.settermethod.EffectiveAssignmentInsnVerifier.java
License:Apache License
private static boolean isAliasStoreInstruction(final AbstractInsnNode insn, final int aliasLocalVariable) { switch (insn.getOpcode()) { case Opcodes.ISTORE: case Opcodes.LSTORE: case Opcodes.FSTORE: case Opcodes.DSTORE: case Opcodes.ASTORE: final VarInsnNode varInsnNode = (VarInsnNode) insn; return aliasLocalVariable == varInsnNode.var; default:/*from w ww. j ava 2 s.c o m*/ return false; } }