/*
* Copyright (c) 2009-2012 Panxiaobo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.googlecode.d2j.util;
import java.util.HashMap;
import java.util.Map;
import com.googlecode.d2j.DexConstants;
import com.googlecode.d2j.DexLabel;
import com.googlecode.d2j.Field;
import com.googlecode.d2j.Method;
import com.googlecode.d2j.reader.Op;
import com.googlecode.d2j.visitors.DexCodeVisitor;
import com.googlecode.d2j.visitors.DexDebugVisitor;
/**
* @author <a href="mailto:pxb1988@gmail.com">Panxiaobo</a>
* @version $Rev$
*/
public class ASMifierCodeV extends DexCodeVisitor implements DexConstants {
Out m;
Map<DexLabel, String> labelMap = new HashMap<>();
public ASMifierCodeV(Out m) {
this.m = m;
}
@Override
public void visitStmt2R1N(Op op, int distReg, int srcReg, int content) {
m.s("code.visitStmt2R1N(%s,%s,%s,%s);", op(op), distReg, srcReg, content);
}
@Override
public void visitRegister(int total) {
m.s("code.visitRegister(%s);", total);
}
@Override
public void visitStmt3R(Op op, int a, int b, int c) {
m.s("code.visitStmt3R(%s,%s,%s,%s);", op(op), a, b, c);
}
@Override
public void visitStmt2R(Op op, int a, int b) {
m.s("code.visitStmt2R(%s,%s,%s);", op(op), a, b);
}
@Override
public void visitStmt0R(Op op) {
m.s("code.visitStmt0R(%s);", op(op));
}
@Override
public void visitStmt1R(Op op, int reg) {
m.s("code.visitStmt1R(%s,%s);", op(op), reg);
}
@Override
public void visitTypeStmt(Op op, int a, int b, String type) {
m.s("code.visitTypeStmt(%s,%s,%s,%s);", op(op), a, b, Escape.v(type));
}
@Override
public void visitConstStmt(Op op, int toReg, Object value) {
if (value instanceof Integer) {
m.s("code.visitConstStmt(%s,%s,%s); // int: 0x%08x float:%f", op(op), toReg, Escape.v(value), value,
Float.intBitsToFloat((Integer) value));
} else if (value instanceof Long) {
m.s("code.visitConstStmt(%s,%s,%s); // long: 0x%016x double:%f", op(op), toReg, Escape.v(value), value,
Double.longBitsToDouble((Long) value));
} else {
m.s("code.visitConstStmt(%s,%s,%s);", op(op), toReg, Escape.v(value));
}
}
@Override
public void visitFieldStmt(Op op, int fromOrToReg, int objReg, Field field) {
m.s("code.visitFieldStmt(%s,%s,%s,%s);", op(op), fromOrToReg, objReg, Escape.v(field));
}
@Override
public void visitFilledNewArrayStmt(Op op, int[] args, String type) {
m.s("code.visitFilledNewArrayStmt(%s,%s,%s);", op(op), Escape.v(args), Escape.v(type));
}
int i = 0;
public String v(DexLabel[] labels) {
StringBuilder sb = new StringBuilder("new DexLabel[]{");
boolean first = true;
for (DexLabel dexLabel : labels) {
if (first) {
first = false;
} else {
sb.append(",");
}
sb.append(v(dexLabel));
}
return sb.append("}").toString();
}
private Object v(DexLabel l) {
String name = labelMap.get(l);
if (name == null) {
name = "L" + i++;
m.s("DexLabel %s=new DexLabel();", name);
labelMap.put(l, name);
}
return name;
}
String op(Op op) {
return op.name();
}
@Override
public void visitJumpStmt(Op op, int a, int b, DexLabel label) {
m.s("code.visitJumpStmt(%s,%s,%s,%s);", op(op), a, b, v(label));
}
@Override
public void visitMethodStmt(Op op, int[] args, Method method) {
m.s("code.visitMethodStmt(%s,%s,%s);", op(op), Escape.v(args), Escape.v(method));
}
@Override
public void visitSparseSwitchStmt(Op op, int ra, int[] cases, DexLabel[] labels) {
m.s("code.visitSparseSwitchStmt(%s,%s,%s,%s);", op(op), ra, Escape.v(cases), v(labels));
}
@Override
public void visitPackedSwitchStmt(Op op, int ra, int first_case, DexLabel[] labels) {
m.s("code.visitSparseSwitchStmt(%s,%s,%s,%s);", op(op), ra, first_case, v(labels));
}
@Override
public void visitTryCatch(DexLabel start, DexLabel end, DexLabel[] handlers, String[] types) {
m.s("code.visitTryCatch(%s,%s,%s,%s);", v(start), v(end), v(handlers), Escape.v(types));
}
@Override
public void visitEnd() {
m.s("code.visitEnd();");
}
@Override
public void visitLabel(DexLabel label) {
m.s("code.visitLabel(%s);", v(label));
}
@Override
public void visitFillArrayDataStmt(Op op, int ra, Object array) {
// FIXME
super.visitFillArrayDataStmt(op, ra, array);
}
@Override
public DexDebugVisitor visitDebug() {
m.s("DexDebugVisitor ddv=code.visitDebug();");
m.s("if(ddv!=null){");
m.push();
return new DexDebugVisitor() {
@Override
public void visitParameterName(int reg, String name) {
m.s("ddv.visitParameterName(%d,%s);", reg, Escape.v(name));
}
@Override
public void visitStartLocal(int reg, DexLabel label, String name, String type, String signature) {
m.s("ddv.visitStartLocal(%d,%s,%s,%s,%s);", reg, v(label), Escape.v(name), Escape.v(type),
Escape.v(signature));
}
@Override
public void visitLineNumber(int line, DexLabel label) {
m.s("ddv.visitLineNumber(%d,%s);", line, v(label));
}
@Override
public void visitPrologue(DexLabel dexLabel) {
m.s("ddv.visitPrologue(%s);", v(dexLabel));
}
@Override
public void visitEpiogue(DexLabel dexLabel) {
m.s("ddv.visitEpiogue(%s);", v(dexLabel));
}
@Override
public void visitEndLocal(int reg, DexLabel label) {
m.s("ddv.visitEndLocal(%d,%s);", reg, v(label));
}
@Override
public void visitSetFile(String file) {
m.s("ddv.visitSetFile(%s);", Escape.v(file));
}
@Override
public void visitRestartLocal(int reg, DexLabel label) {
m.s("ddv.visitReStartLocal(%d,%s);", reg, v(label));
}
@Override
public void visitEnd() {
m.pop();
m.s("}");
}
};
}
}