Java Code Examples for org.objectweb.asm.Opcodes#FSTORE
The following examples show how to use
org.objectweb.asm.Opcodes#FSTORE .
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Example 1
| Source File: BytecodeMethod.java From CodenameOne with GNU General Public License v2.0 | 6 votes |
|
public void addVariableOperation(int opcode, int var) {
VarOp op = new VarOp(opcode, var);
LocalVariable lv = null;
switch (opcode) {
case Opcodes.ISTORE:
lv = new LocalVariable("v"+var, "I", "I", null, null, var); break;
case Opcodes.LSTORE:
lv = new LocalVariable("v"+var, "J", "J", null, null, var); break;
case Opcodes.FSTORE:
lv = new LocalVariable("v"+var, "F", "F", null, null, var); break;
case Opcodes.DSTORE:
lv = new LocalVariable("v"+var, "D", "D", null, null, var); break;
}
if (lv != null && !localVariables.contains(lv)) {
localVariables.add(lv);
}
addInstruction(op);
}
Example 2
| Source File: MemberSubstitution.java From byte-buddy with Apache License 2.0 | 6 votes |
|
@Override
@SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "No action required on default option.")
public void visitVarInsn(int opcode, int offset) {
switch (opcode) {
case Opcodes.ISTORE:
case Opcodes.FSTORE:
case Opcodes.ASTORE:
localVariableExtension = Math.max(localVariableExtension, offset + 1);
break;
case Opcodes.LSTORE:
case Opcodes.DSTORE:
localVariableExtension = Math.max(localVariableExtension, offset + 2);
break;
}
super.visitVarInsn(opcode, offset);
}
Example 3
| Source File: TypeUtils.java From maple-ir with GNU General Public License v3.0 | 6 votes |
|
public static int getVariableStoreOpcode(Type type) {
if (type.getSort() >= Type.BOOLEAN && type.getSort() <= Type.INT) {
return Opcodes.ISTORE;
} else if (type == Type.LONG_TYPE) {
return Opcodes.LSTORE;
} else if (type == Type.FLOAT_TYPE) {
return Opcodes.FSTORE;
} else if (type == Type.DOUBLE_TYPE) {
return Opcodes.DSTORE;
} else if (type.getSort() >= Type.ARRAY && type.getSort() <= Type.OBJECT) {
return Opcodes.ASTORE;
} else {
return getVariableStoreOpcode(asSimpleType(type));
// throw new IllegalArgumentException(type.toString());
}
}
Example 4
| Source File: ASMUtils.java From radon with GNU General Public License v3.0 | 6 votes |
|
public static int getVarOpcode(Type type, boolean store) {
switch (type.getSort()) {
case Type.BOOLEAN:
case Type.CHAR:
case Type.BYTE:
case Type.SHORT:
case Type.INT:
return store ? Opcodes.ISTORE : Opcodes.ILOAD;
case Type.FLOAT:
return store ? Opcodes.FSTORE : Opcodes.FLOAD;
case Type.LONG:
return store ? Opcodes.LSTORE : Opcodes.LLOAD;
case Type.DOUBLE:
return store ? Opcodes.DSTORE : Opcodes.DLOAD;
case Type.ARRAY:
case Type.OBJECT:
return store ? Opcodes.ASTORE : Opcodes.ALOAD;
default:
throw new AssertionError("Unknown type: " + type.getClassName());
}
}
Example 5
| Source File: LocalVariableAwareMethodVisitor.java From byte-buddy with Apache License 2.0 | 6 votes |
|
@Override
@SuppressFBWarnings(value = "SF_SWITCH_NO_DEFAULT", justification = "No action required on default option.")
public void visitVarInsn(int opcode, int offset) {
switch (opcode) {
case Opcodes.ISTORE:
case Opcodes.FSTORE:
case Opcodes.ASTORE:
freeOffset = Math.max(freeOffset, offset + 1);
break;
case Opcodes.LSTORE:
case Opcodes.DSTORE:
freeOffset = Math.max(freeOffset, offset + 2);
break;
}
super.visitVarInsn(opcode, offset);
}
Example 6
| Source File: LocalVariablesSorter.java From Concurnas with MIT License | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
Type varType;
switch (opcode) {
case Opcodes.LLOAD:
case Opcodes.LSTORE:
varType = Type.LONG_TYPE;
break;
case Opcodes.DLOAD:
case Opcodes.DSTORE:
varType = Type.DOUBLE_TYPE;
break;
case Opcodes.FLOAD:
case Opcodes.FSTORE:
varType = Type.FLOAT_TYPE;
break;
case Opcodes.ILOAD:
case Opcodes.ISTORE:
varType = Type.INT_TYPE;
break;
case Opcodes.ALOAD:
case Opcodes.ASTORE:
case Opcodes.RET:
varType = OBJECT_TYPE;
break;
default:
throw new IllegalArgumentException("Invalid opcode " + opcode);
}
super.visitVarInsn(opcode, remap(var, varType));
}
Example 7
| Source File: VarOp.java From CodenameOne with GNU General Public License v2.0 | 5 votes |
|
public boolean assignFrom(AssignableExpression ex, StringBuilder b) {
b.append(" /* VarOp.assignFrom */ ");
switch (opcode) {
case Opcodes.ISTORE:
return ex.assignTo("ilocals_"+var+"_", b);
case Opcodes.LSTORE:
return ex.assignTo("llocals_"+var+"_", b);
case Opcodes.FSTORE:
return ex.assignTo("flocals_"+var+"_", b);
case Opcodes.DSTORE:
return ex.assignTo("dlocals_"+var+"_", b);
case Opcodes.ASTORE: {
StringBuilder sb = new StringBuilder();
sb.append("locals[").append(var).append("].type=CN1_TYPE_INVALID;");
boolean res = ex.assignTo("locals["+var+"].data.o", sb);
if (!res) {
return false;
}
sb.append("locals[").append(var).append("].type=CN1_TYPE_OBJECT;");
b.append(sb);
return true;
}
}
b.append("\n");
return false;
}
Example 8
| Source File: TreeInstructions.java From instrumentation with Apache License 2.0 | 5 votes |
|
public static VarInsnNode getStoreInst(Type type, int position) {
int opCode = -1;
switch (type.getDescriptor().charAt(0)) {
case 'B':
opCode = Opcodes.ISTORE;
break;
case 'C':
opCode = Opcodes.ISTORE;
break;
case 'D':
opCode = Opcodes.DSTORE;
break;
case 'F':
opCode = Opcodes.FSTORE;
break;
case 'I':
opCode = Opcodes.ISTORE;
break;
case 'J':
opCode = Opcodes.LSTORE;
break;
case 'L':
opCode = Opcodes.ASTORE;
break;
case '[':
opCode = Opcodes.ASTORE;
break;
case 'Z':
opCode = Opcodes.ISTORE;
break;
case 'S':
opCode = Opcodes.ISTORE;
break;
default:
throw new ClassFormatError("Invalid method signature: "
+ type.getDescriptor());
}
return new VarInsnNode(opCode, position);
}
Example 9
| Source File: InstructionAdapter.java From JReFrameworker with MIT License | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
switch (opcode) {
case Opcodes.ILOAD:
load(var, Type.INT_TYPE);
break;
case Opcodes.LLOAD:
load(var, Type.LONG_TYPE);
break;
case Opcodes.FLOAD:
load(var, Type.FLOAT_TYPE);
break;
case Opcodes.DLOAD:
load(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ALOAD:
load(var, OBJECT_TYPE);
break;
case Opcodes.ISTORE:
store(var, Type.INT_TYPE);
break;
case Opcodes.LSTORE:
store(var, Type.LONG_TYPE);
break;
case Opcodes.FSTORE:
store(var, Type.FLOAT_TYPE);
break;
case Opcodes.DSTORE:
store(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ASTORE:
store(var, OBJECT_TYPE);
break;
case Opcodes.RET:
ret(var);
break;
default:
throw new IllegalArgumentException();
}
}
Example 10
| Source File: LocalVariablesSorter.java From JReFrameworker with MIT License | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
Type varType;
switch (opcode) {
case Opcodes.LLOAD:
case Opcodes.LSTORE:
varType = Type.LONG_TYPE;
break;
case Opcodes.DLOAD:
case Opcodes.DSTORE:
varType = Type.DOUBLE_TYPE;
break;
case Opcodes.FLOAD:
case Opcodes.FSTORE:
varType = Type.FLOAT_TYPE;
break;
case Opcodes.ILOAD:
case Opcodes.ISTORE:
varType = Type.INT_TYPE;
break;
case Opcodes.ALOAD:
case Opcodes.ASTORE:
case Opcodes.RET:
varType = OBJECT_TYPE;
break;
default:
throw new IllegalArgumentException("Invalid opcode " + opcode);
}
super.visitVarInsn(opcode, remap(var, varType));
}
Example 11
| Source File: LocalVariablesSorter.java From JReFrameworker with MIT License | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
Type varType;
switch (opcode) {
case Opcodes.LLOAD:
case Opcodes.LSTORE:
varType = Type.LONG_TYPE;
break;
case Opcodes.DLOAD:
case Opcodes.DSTORE:
varType = Type.DOUBLE_TYPE;
break;
case Opcodes.FLOAD:
case Opcodes.FSTORE:
varType = Type.FLOAT_TYPE;
break;
case Opcodes.ILOAD:
case Opcodes.ISTORE:
varType = Type.INT_TYPE;
break;
case Opcodes.ALOAD:
case Opcodes.ASTORE:
case Opcodes.RET:
varType = OBJECT_TYPE;
break;
default:
throw new IllegalArgumentException("Invalid opcode " + opcode);
}
super.visitVarInsn(opcode, remap(var, varType));
}
Example 12
| Source File: InstructionAdapter.java From JByteMod-Beta with GNU General Public License v2.0 | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
switch (opcode) {
case Opcodes.ILOAD:
load(var, Type.INT_TYPE);
break;
case Opcodes.LLOAD:
load(var, Type.LONG_TYPE);
break;
case Opcodes.FLOAD:
load(var, Type.FLOAT_TYPE);
break;
case Opcodes.DLOAD:
load(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ALOAD:
load(var, OBJECT_TYPE);
break;
case Opcodes.ISTORE:
store(var, Type.INT_TYPE);
break;
case Opcodes.LSTORE:
store(var, Type.LONG_TYPE);
break;
case Opcodes.FSTORE:
store(var, Type.FLOAT_TYPE);
break;
case Opcodes.DSTORE:
store(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ASTORE:
store(var, OBJECT_TYPE);
break;
case Opcodes.RET:
ret(var);
break;
default:
throw new IllegalArgumentException();
}
}
Example 13
| Source File: LocalVariablesSorter.java From JByteMod-Beta with GNU General Public License v2.0 | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
Type varType;
switch (opcode) {
case Opcodes.LLOAD:
case Opcodes.LSTORE:
varType = Type.LONG_TYPE;
break;
case Opcodes.DLOAD:
case Opcodes.DSTORE:
varType = Type.DOUBLE_TYPE;
break;
case Opcodes.FLOAD:
case Opcodes.FSTORE:
varType = Type.FLOAT_TYPE;
break;
case Opcodes.ILOAD:
case Opcodes.ISTORE:
varType = Type.INT_TYPE;
break;
case Opcodes.ALOAD:
case Opcodes.ASTORE:
case Opcodes.RET:
varType = OBJECT_TYPE;
break;
default:
throw new IllegalArgumentException("Invalid opcode " + opcode);
}
super.visitVarInsn(opcode, remap(var, varType));
}
Example 14
| Source File: InstructionAdapter.java From Concurnas with MIT License | 5 votes |
|
@Override
public void visitVarInsn(final int opcode, final int var) {
switch (opcode) {
case Opcodes.ILOAD:
load(var, Type.INT_TYPE);
break;
case Opcodes.LLOAD:
load(var, Type.LONG_TYPE);
break;
case Opcodes.FLOAD:
load(var, Type.FLOAT_TYPE);
break;
case Opcodes.DLOAD:
load(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ALOAD:
load(var, OBJECT_TYPE);
break;
case Opcodes.ISTORE:
store(var, Type.INT_TYPE);
break;
case Opcodes.LSTORE:
store(var, Type.LONG_TYPE);
break;
case Opcodes.FSTORE:
store(var, Type.FLOAT_TYPE);
break;
case Opcodes.DSTORE:
store(var, Type.DOUBLE_TYPE);
break;
case Opcodes.ASTORE:
store(var, OBJECT_TYPE);
break;
case Opcodes.RET:
ret(var);
break;
default:
throw new IllegalArgumentException();
}
}
Example 15
| Source File: ANFTransform.java From Concurnas with MIT License | 5 votes |
|
public static int getStoreOp(char c){
switch(c){
case 'Z': return Opcodes.ISTORE ;
case 'B': return Opcodes.ISTORE ;
case 'S': return Opcodes.ISTORE;
case 'I': return Opcodes.ISTORE ;
case 'J': return Opcodes.LSTORE ;
case 'F': return Opcodes.FSTORE ;
case 'D': return Opcodes.DSTORE ;
case 'C': return Opcodes.ISTORE ;
default:
return Opcodes.ASTORE;
}
}
Example 16
| Source File: MethodVisitorBuilder.java From testability-explorer with Apache License 2.0 | 4 votes |
|
public void visitVarInsn(final int opcode, final int var) {
switch (opcode) {
case Opcodes.ILOAD :
load(var, JavaType.INT);
break;
case Opcodes.LLOAD :
load(var, JavaType.LONG);
break;
case Opcodes.FLOAD :
load(var, JavaType.FLOAT);
break;
case Opcodes.DLOAD :
load(var, JavaType.DOUBLE);
break;
case Opcodes.ALOAD :
load(var, JavaType.OBJECT);
break;
case Opcodes.ISTORE :
store(var, JavaType.INT);
break;
case Opcodes.LSTORE :
store(var, JavaType.LONG);
break;
case Opcodes.FSTORE :
store(var, JavaType.FLOAT);
break;
case Opcodes.DSTORE :
store(var, JavaType.DOUBLE);
break;
case Opcodes.ASTORE :
store(var, JavaType.OBJECT);
break;
case Opcodes.RET :
recorder.add(new Runnable() {
public void run() {
block.addOp(new RetSub(lineNumber));
}
});
break;
default :
throw new UnsupportedOperationException("opcode: " + opcode);
}
}
Example 17
| Source File: MethodAnalyzer.java From deobfuscator with Apache License 2.0 | 4 votes |
|
public static AnalyzerResult analyze(ClassNode classNode, MethodNode method) {
if (Modifier.isAbstract(method.access) || Modifier.isNative(method.access)) {
return AnalyzerResult.EMPTY_RESULT;
}
AnalyzerResult result = new AnalyzerResult();
result.frames = new HashMap<>();
List<StackObject> stack = new ArrayList<>();
List<StackObject> locals = new ArrayList<>();
int counter = 0;
if (!Modifier.isStatic(method.access)) {
locals.add(new StackObject(new ArgumentFrame(Opcodes.ASTORE, 0), classNode.name));
counter++;
}
for (Type type : Type.getArgumentTypes(method.desc)) {
Class<?> clazz = PrimitiveUtils.getPrimitiveByName(type.getClassName());
int opcode;
if(clazz == int.class)
opcode = Opcodes.ISTORE;
else if(clazz == long.class)
opcode = Opcodes.LSTORE;
else if(clazz == double.class)
opcode = Opcodes.DSTORE;
else if(clazz == float.class)
opcode = Opcodes.FSTORE;
else
opcode = Opcodes.ASTORE;
ArgumentFrame frame = new ArgumentFrame(opcode, counter);
counter++;
if (clazz == null) {
locals.add(new StackObject(Object.class, frame, type.getInternalName()));
} else {
locals.add(new StackObject(clazz, frame));
}
if (clazz == double.class || clazz == long.class) {
locals.add(new StackObject(clazz, frame));
}
}
Map<AbstractInsnNode, List<TryCatchBlockNode>> handlers = new HashMap<>();
if (method.tryCatchBlocks != null) {
for (TryCatchBlockNode node : method.tryCatchBlocks) {
AbstractInsnNode start = node.start;
while (start != node.end) {
handlers.computeIfAbsent(start, k -> new ArrayList<>()).add(node);
start = start.getNext();
}
}
}
try {
execute(classNode, method, method.instructions.getFirst(), stack, locals, handlers, result, new HashSet<>());
} catch (StackOverflowError e) {
if (Boolean.getBoolean("com.javadeobfuscator.MethodAnalyzer.debug") || DEBUG) {
throw e;
}
throw new PreventableStackOverflowError("Ran out of stack space while analyzing a method");
}
return result;
}
Example 18
| Source File: JVMImpl.java From serianalyzer with GNU General Public License v3.0 | 4 votes |
|
/**
* @param opcode
* @param var
* @param s
*/
static void handleVarInsn ( int opcode, int var, JVMStackState s ) {
Set<BaseType> v;
switch ( opcode ) {
case Opcodes.LLOAD:
case Opcodes.ILOAD:
case Opcodes.FLOAD:
case Opcodes.DLOAD:
case Opcodes.ALOAD:
v = s.getVariable(var);
if ( log.isTraceEnabled() ) {
log.trace("LOAD " + opcode + "@" + var + ":" + v); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
}
if ( v == null || v.isEmpty() ) {
s.push(new BasicVariable(toType(opcode), "unknown " + var, true)); //$NON-NLS-1$
}
else if ( v.size() == 1 ) {
s.push(v.iterator().next());
}
else {
Set<BaseType> alts = new HashSet<>();
for ( BaseType o : v ) {
if ( o instanceof MultiAlternatives && ! ( (MultiAlternatives) o ).getAlternatives().isEmpty() ) {
alts.addAll( ( (MultiAlternatives) o ).getAlternatives());
}
else {
alts.add(o);
}
}
s.push(new MultiAlternatives(alts));
}
break;
case Opcodes.LSTORE:
case Opcodes.ISTORE:
case Opcodes.FSTORE:
case Opcodes.DSTORE:
case Opcodes.ASTORE:
s.getVariable(var).add(s.pop());
break;
case Opcodes.RET:
break;
default:
log.warn("Unimplemented opcode " + opcode); //$NON-NLS-1$
}
}
Example 19
| Source File: VarOp.java From CodenameOne with GNU General Public License v2.0 | 4 votes |
|
public boolean assignFrom(CustomInvoke ex, StringBuilder b) {
b.append(" /* VarOp.assignFrom */ ");
StringBuilder sb = new StringBuilder();
switch (opcode) {
case Opcodes.ISTORE:
if (ex.appendExpression(sb)) {
b.append("ilocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
return true;
}
break;
case Opcodes.LSTORE:
if (ex.appendExpression(sb)) {
b.append("llocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
return true;
}
break;
case Opcodes.FSTORE:
if (ex.appendExpression(sb)) {
b.append("flocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
return true;
}
break;
case Opcodes.DSTORE:
if (ex.appendExpression(sb)) {
b.append("dlocals_").append(var).append("_ = ").append(sb.toString().trim()).append(";\n");
return true;
}
break;
case Opcodes.ASTORE: {
StringBuilder sb2 = new StringBuilder();
//sb2.append("locals[").append(var).append("].type=CN1_TYPE_INVALID; ");
if (ex.appendExpression(sb)) {
sb2.append("locals[").append(var).append("].data.o = ").append(sb.toString().trim()).append(";");
sb2.append("locals[").append(var).append("].type=CN1_TYPE_OBJECT;");
b.append(sb2);
return true;
}
break;
}
}
//b.append("\n");
return false;
}
Example 20
| Source File: VarOp.java From CodenameOne with GNU General Public License v2.0 | 4 votes |
|
@Override
public void appendInstruction(StringBuilder b) {
b.append(" ");
switch(opcode) {
case Opcodes.ILOAD:
b.append("(*SP).type = CN1_TYPE_INT; /* ILOAD */ \n" +
" (*SP).data.i = ilocals_");
b.append(var);
b.append("_; \n SP++;\n");
return;
case Opcodes.LLOAD:
b.append("BC_LLOAD(");
break;
case Opcodes.FLOAD:
b.append("BC_FLOAD(");
break;
case Opcodes.DLOAD:
b.append("BC_DLOAD(");
break;
case Opcodes.ALOAD:
b.append("BC_ALOAD(");
break;
case Opcodes.ISTORE:
b.append("BC_ISTORE(");
break;
case Opcodes.LSTORE:
b.append("BC_LSTORE(");
break;
case Opcodes.FSTORE:
b.append("BC_FSTORE(");
break;
case Opcodes.DSTORE:
b.append("BC_DSTORE(");
break;
case Opcodes.ASTORE:
b.append("BC_ASTORE(");
break;
case Opcodes.RET:
b.append("/* RET TODO */");
//b.append("goto label_");
//b.append(var);
//b.append("; /* RET */\n");
return;
case Opcodes.SIPUSH:
case Opcodes.BIPUSH:
b.append("PUSH_INT(");
break;
case Opcodes.NEWARRAY:
switch(var) {
case 4: // boolean
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_BOOLEAN, sizeof(JAVA_ARRAY_BOOLEAN), 1));\n");
break;
case 5: // char
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_CHAR, sizeof(JAVA_ARRAY_CHAR), 1));\n");
break;
case 6: // float
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_FLOAT, sizeof(JAVA_ARRAY_FLOAT), 1));\n");
break;
case 7: // double
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_DOUBLE, sizeof(JAVA_ARRAY_DOUBLE), 1));\n");
break;
case 8: // byte
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_BYTE, sizeof(JAVA_ARRAY_BYTE), 1));\n");
break;
case 9: // short
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_SHORT, sizeof(JAVA_ARRAY_SHORT), 1));\n");
break;
case 10: // int
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_INT, sizeof(JAVA_ARRAY_INT), 1));\n");
break;
case 11: // long
b.append("PUSH_OBJ(allocArray(threadStateData, POP_INT(), &class_array1__JAVA_LONG, sizeof(JAVA_ARRAY_LONG), 1));\n");
break;
}
return;
default:
throw new RuntimeException("Missing opcode: " + opcode);
}
b.append(var);
b.append(");\n");
}
