/*
* Copyright (C) 2010-2016 JPEXS, All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3.0 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
*/
package com.jpexs.decompiler.flash.abc.avm2.instructions.executing;
import com.jpexs.decompiler.flash.abc.ABC;
import com.jpexs.decompiler.flash.abc.AVM2LocalData;
import com.jpexs.decompiler.flash.abc.avm2.AVM2Code;
import com.jpexs.decompiler.flash.abc.avm2.AVM2ConstantPool;
import com.jpexs.decompiler.flash.abc.avm2.LocalDataArea;
import com.jpexs.decompiler.flash.abc.avm2.instructions.AVM2Instruction;
import com.jpexs.decompiler.flash.abc.avm2.instructions.InstructionDefinition;
import com.jpexs.decompiler.flash.abc.avm2.model.CallPropertyAVM2Item;
import com.jpexs.decompiler.flash.abc.avm2.model.FullMultinameAVM2Item;
import com.jpexs.decompiler.flash.ecma.NotCompileTime;
import com.jpexs.decompiler.graph.GraphTargetItem;
import com.jpexs.decompiler.graph.TranslateStack;
import java.util.ArrayList;
import java.util.List;
/**
*
* @author JPEXS
*/
public class CallPropertyIns extends InstructionDefinition {
public CallPropertyIns() {
super(0x46, "callproperty", new int[]{AVM2Code.DAT_MULTINAME_INDEX, AVM2Code.DAT_ARG_COUNT}, true);
}
@Override
public boolean isNotCompileTimeSupported() {
return true;
}
@Override
public boolean execute(LocalDataArea lda, AVM2ConstantPool constants, AVM2Instruction ins) {
int multinameIndex = ins.operands[0];
int argCount = ins.getParamAsLong(constants, 1).intValue();
/*List<Object> passArguments = new ArrayList<Object>();
for (int i = argCount - 1; i >= 0; i--) {
passArguments.set(i, lda.operandStack.pop());
}*/
for (int i = 0; i < argCount; i++) {
lda.operandStack.pop();
}
//if multiname[multinameIndex] is runtime
//pop(name) pop(ns)
resolveMultiname(lda, constants, multinameIndex);
Object obj = lda.operandStack.pop();
lda.operandStack.push(NotCompileTime.INSTANCE);
//lda.executionException = "Call to unknown property";
return true;
}
@Override
public void translate(AVM2LocalData localData, TranslateStack stack, AVM2Instruction ins, List<GraphTargetItem> output, String path) {
int multinameIndex = ins.operands[0];
int argCount = ins.operands[1];
List<GraphTargetItem> args = new ArrayList<>();
for (int a = 0; a < argCount; a++) {
args.add(0, stack.pop());
}
FullMultinameAVM2Item multiname = resolveMultiname(localData, true, stack, localData.getConstants(), multinameIndex, ins);
GraphTargetItem receiver = stack.pop();
stack.push(new CallPropertyAVM2Item(ins, localData.lineStartInstruction, false, receiver, multiname, args));
}
@Override
public int getStackPopCount(AVM2Instruction ins, ABC abc) {
int multinameIndex = ins.operands[0];
return ins.operands[1] + 1 + getMultinameRequiredStackSize(abc.constants, multinameIndex);
}
@Override
public int getStackPushCount(AVM2Instruction ins, ABC abc) {
return 1;
}
}