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https://github.com/Eaglercraft-TeaVM-Fork/eagler-teavm.git
synced 2024-12-22 16:14:10 -08:00
Adds method to copy program
This commit is contained in:
konsoletyper
parent
a5ff1cf5a8
commit
559cf989ba
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@ -17,9 +17,8 @@ package org.teavm.model.util;
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import org.teavm.common.Graph;
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import org.teavm.common.GraphBuilder;
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import org.teavm.model.BasicBlock;
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import org.teavm.model.Instruction;
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import org.teavm.model.Program;
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import org.teavm.model.*;
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import org.teavm.model.instructions.*;
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/**
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*
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@ -43,4 +42,331 @@ public class ProgramUtils {
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}
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return graphBuilder.build();
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}
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public static Program copy(Program program) {
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Program copy = new Program();
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CopyVisitor insnCopier = new CopyVisitor();
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insnCopier.programCopy = copy;
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for (int i = 0; i < program.variableCount(); ++i) {
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program.createVariable();
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}
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for (int i = 0; i < program.basicBlockCount(); ++i) {
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program.createBasicBlock();
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}
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for (int i = 0; i < program.basicBlockCount(); ++i) {
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BasicBlock block = program.basicBlockAt(i);
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BasicBlock blockCopy = copy.basicBlockAt(i);
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for (Instruction insn : block.getInstructions()) {
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insn.acceptVisitor(insnCopier);
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blockCopy.getInstructions().add(insnCopier.copy);
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}
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for (Phi phi : block.getPhis()) {
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Phi phiCopy = new Phi();
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phiCopy.setReceiver(copy.variableAt(phi.getReceiver().getIndex()));
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for (Incoming incoming : phi.getIncomings()) {
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Incoming incomingCopy = new Incoming();
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incomingCopy.setSource(copy.basicBlockAt(incoming.getSource().getIndex()));
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incomingCopy.setValue(copy.variableAt(incoming.getValue().getIndex()));
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phiCopy.getIncomings().add(incomingCopy);
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}
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blockCopy.getPhis().add(phiCopy);
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}
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}
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return copy;
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}
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private static class CopyVisitor implements InstructionVisitor {
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Instruction copy;
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Program programCopy;
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@Override
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public void visit(EmptyInstruction insn) {
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copy = new EmptyInstruction();
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}
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private Variable copyVar(Variable var) {
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return programCopy.variableAt(var.getIndex());
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}
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private BasicBlock copyBlock(BasicBlock block) {
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return programCopy.basicBlockAt(block.getIndex());
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}
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@Override
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public void visit(ClassConstantInstruction insn) {
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ClassConstantInstruction insnCopy = new ClassConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(NullConstantInstruction insn) {
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NullConstantInstruction insnCopy = new NullConstantInstruction();
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(IntegerConstantInstruction insn) {
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IntegerConstantInstruction insnCopy = new IntegerConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(LongConstantInstruction insn) {
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LongConstantInstruction insnCopy = new LongConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(FloatConstantInstruction insn) {
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FloatConstantInstruction insnCopy = new FloatConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(DoubleConstantInstruction insn) {
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DoubleConstantInstruction insnCopy = new DoubleConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(StringConstantInstruction insn) {
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StringConstantInstruction insnCopy = new StringConstantInstruction();
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insnCopy.setConstant(insn.getConstant());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(BinaryInstruction insn) {
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BinaryInstruction insnCopy = new BinaryInstruction(insn.getOperation(), insn.getOperandType());
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insnCopy.setFirstOperand(copyVar(insn.getFirstOperand()));
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insnCopy.setSecondOperand(copyVar(insn.getSecondOperand()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(NegateInstruction insn) {
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NegateInstruction insnCopy = new NegateInstruction(insn.getOperandType());
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insnCopy.setOperand(copyVar(insn.getOperand()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(AssignInstruction insn) {
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AssignInstruction insnCopy = new AssignInstruction();
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insnCopy.setAssignee(copyVar(insn.getAssignee()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(CastInstruction insn) {
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CastInstruction insnCopy = new CastInstruction();
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insnCopy.setValue(copyVar(insn.getValue()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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insnCopy.setTargetType(insn.getTargetType());
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copy = insnCopy;
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}
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@Override
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public void visit(CastNumberInstruction insn) {
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CastNumberInstruction insnCopy = new CastNumberInstruction(insn.getSourceType(), insn.getTargetType());
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insnCopy.setValue(copyVar(insn.getValue()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(CastIntegerInstruction insn) {
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CastIntegerInstruction insnCopy = new CastIntegerInstruction(insn.getTargetType(), insn.getDirection());
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insnCopy.setValue(copyVar(insn.getValue()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(BranchingInstruction insn) {
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BranchingInstruction insnCopy = new BranchingInstruction(insn.getCondition());
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insnCopy.setOperand(copyVar(insn.getOperand()));
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insnCopy.setConsequent(copyBlock(insn.getConsequent()));
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insnCopy.setAlternative(copyBlock(insn.getAlternative()));
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copy = insnCopy;
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}
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@Override
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public void visit(BinaryBranchingInstruction insn) {
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BinaryBranchingInstruction insnCopy = new BinaryBranchingInstruction(insn.getCondition());
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insnCopy.setFirstOperand(copyVar(insn.getFirstOperand()));
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insnCopy.setSecondOperand(copyVar(insn.getSecondOperand()));
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insnCopy.setConsequent(copyBlock(insn.getConsequent()));
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insnCopy.setAlternative(copyBlock(insn.getAlternative()));
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copy = insnCopy;
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}
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@Override
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public void visit(JumpInstruction insn) {
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JumpInstruction insnCopy = new JumpInstruction();
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insnCopy.setTarget(copyBlock(insn.getTarget()));
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copy = insnCopy;
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}
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@Override
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public void visit(SwitchInstruction insn) {
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SwitchInstruction insnCopy = new SwitchInstruction();
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insnCopy.setCondition(copyVar(insn.getCondition()));
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insnCopy.setDefaultTarget(copyBlock(insn.getDefaultTarget()));
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for (SwitchTableEntry entry : insn.getEntries()) {
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SwitchTableEntry entryCopy = new SwitchTableEntry();
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entryCopy.setCondition(entry.getCondition());
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entryCopy.setTarget(copyBlock(entry.getTarget()));
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insnCopy.getEntries().add(entryCopy);
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}
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copy = insnCopy;
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}
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@Override
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public void visit(ExitInstruction insn) {
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ExitInstruction insnCopy = new ExitInstruction();
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insnCopy.setValueToReturn(insn.getValueToReturn() != null ? copyVar(insn.getValueToReturn()) : null);
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copy = insnCopy;
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}
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@Override
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public void visit(RaiseInstruction insn) {
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RaiseInstruction insnCopy = new RaiseInstruction();
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insnCopy.setException(copyVar(insn.getException()));
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copy = insnCopy;
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}
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@Override
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public void visit(ConstructArrayInstruction insn) {
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ConstructArrayInstruction insnCopy = new ConstructArrayInstruction();
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insnCopy.setItemType(insn.getItemType());
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insnCopy.setSize(copyVar(insn.getSize()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(ConstructInstruction insn) {
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ConstructInstruction insnCopy = new ConstructInstruction();
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insnCopy.setType(insn.getType());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(ConstructMultiArrayInstruction insn) {
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ConstructMultiArrayInstruction insnCopy = new ConstructMultiArrayInstruction();
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insnCopy.setItemType(insn.getItemType());
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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for (Variable dim : insn.getDimensions()) {
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insnCopy.getDimensions().add(copyVar(dim));
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}
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copy = insnCopy;
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}
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@Override
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public void visit(GetFieldInstruction insn) {
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GetFieldInstruction insnCopy = new GetFieldInstruction();
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insnCopy.setField(insn.getField());
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insnCopy.setFieldType(insn.getFieldType());
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insnCopy.setInstance(insn.getInstance() != null ? copyVar(insn.getInstance()) : null);
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(PutFieldInstruction insn) {
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PutFieldInstruction insnCopy = new PutFieldInstruction();
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insnCopy.setField(insn.getField());
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insnCopy.setInstance(insn.getInstance() != null ? copyVar(insn.getInstance()) : null);
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insnCopy.setValue(copyVar(insn.getValue()));
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copy = insnCopy;
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}
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@Override
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public void visit(ArrayLengthInstruction insn) {
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ArrayLengthInstruction insnCopy = new ArrayLengthInstruction();
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insnCopy.setArray(copyVar(insn.getArray()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(CloneArrayInstruction insn) {
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CloneArrayInstruction insnCopy = new CloneArrayInstruction();
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insnCopy.setArray(copyVar(insn.getArray()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(UnwrapArrayInstruction insn) {
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UnwrapArrayInstruction insnCopy = new UnwrapArrayInstruction(insn.getElementType());
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insnCopy.setArray(copyVar(insn.getArray()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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copy = insnCopy;
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}
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@Override
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public void visit(GetElementInstruction insn) {
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GetElementInstruction insnCopy = new GetElementInstruction();
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insnCopy.setArray(copyVar(insn.getArray()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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insnCopy.setIndex(copyVar(insn.getIndex()));
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copy = insnCopy;
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}
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@Override
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public void visit(PutElementInstruction insn) {
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PutElementInstruction insnCopy = new PutElementInstruction();
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insnCopy.setArray(copyVar(insn.getArray()));
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insnCopy.setValue(copyVar(insn.getValue()));
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insnCopy.setIndex(copyVar(insn.getIndex()));
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copy = insnCopy;
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}
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@Override
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public void visit(InvokeInstruction insn) {
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InvokeInstruction insnCopy = new InvokeInstruction();
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insnCopy.setMethod(insn.getMethod());
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insnCopy.setType(insn.getType());
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insnCopy.setInstance(insn.getInstance() != null ? copyVar(insn.getInstance()) : null);
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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for (Variable arg : insn.getArguments()) {
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insnCopy.getArguments().add(copyVar(arg));
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}
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copy = insnCopy;
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}
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@Override
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public void visit(IsInstanceInstruction insn) {
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IsInstanceInstruction insnCopy = new IsInstanceInstruction();
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insnCopy.setValue(copyVar(insn.getValue()));
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insnCopy.setReceiver(copyVar(insn.getReceiver()));
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insnCopy.setType(insn.getType());
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copy = insnCopy;
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}
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@Override
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public void visit(InitClassInstruction insn) {
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InitClassInstruction insnCopy = new InitClassInstruction();
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insnCopy.setClassName(insn.getClassName());
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copy = insnCopy;
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}
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}
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}
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