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* conditions and the following disclaimer.
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* conditions and the following disclaimer in the documentation and/or other materials provided
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used to
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
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package com.oracle.truffle.llvm.parser.model.symbols.instructions;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import com.oracle.truffle.llvm.parser.model.blocks.InstructionBlock;
import com.oracle.truffle.llvm.parser.model.functions.FunctionDeclaration;
import com.oracle.truffle.llvm.parser.model.symbols.Symbols;
import com.oracle.truffle.llvm.parser.model.visitors.InstructionVisitor;
import com.oracle.truffle.llvm.runtime.types.Type;
import com.oracle.truffle.llvm.runtime.types.symbols.Symbol;
public final class InvokeInstruction extends ValueInstruction implements Invoke {
private Symbol target;
private final List<Symbol> arguments = new ArrayList<>();
private final InstructionBlock normalSuccessor;
private final InstructionBlock unwindSuccessor;
private InvokeInstruction(Type type, InstructionBlock normalSuccessor, InstructionBlock unwindSuccessor) {
super(type);
this.normalSuccessor = normalSuccessor;
this.unwindSuccessor = unwindSuccessor;
}
@Override
public void accept(InstructionVisitor visitor) {
visitor.visit(this);
}
@Override
public Symbol getArgument(int index) {
return arguments.get(index);
}
@Override
public int getArgumentCount() {
return arguments.size();
}
@Override
public Symbol getCallTarget() {
return target;
}
@Override
public void replace(Symbol original, Symbol replacement) {
if (target == original) {
target = replacement;
}
for (int i = 0; i < arguments.size(); i++) {
if (arguments.get(i) == original) {
arguments.set(i, replacement);
}
}
}
public static InvokeInstruction fromSymbols(Symbols symbols, Type type, int targetIndex, int[] arguments, InstructionBlock normalSuccessor,
InstructionBlock unwindSuccessor) {
final InvokeInstruction inst = new InvokeInstruction(type, normalSuccessor, unwindSuccessor);
inst.target = symbols.getSymbol(targetIndex, inst);
for (int argument : arguments) {
inst.arguments.add(symbols.getSymbol(argument, inst));
}
return inst;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
if (target instanceof FunctionDeclaration) {
sb.append(((FunctionDeclaration) target).getName());
} else {
sb.append(target);
}
sb.append('(');
for (int i = 0; i < arguments.size(); i++) {
if (i != 0) {
sb.append(", ");
}
sb.append(arguments.get(i));
}
sb.append(')');
sb.append(normalSuccessor.getName());
sb.append(':');
sb.append(unwindSuccessor.getName());
return sb.toString();
}
@Override
public InstructionBlock normalSuccessor() {
return normalSuccessor;
}
@Override
public InstructionBlock unwindSuccessor() {
return unwindSuccessor;
}
@Override
public List<InstructionBlock> getSuccessors() {
return Arrays.asList(new InstructionBlock[]{normalSuccessor, unwindSuccessor});
}
}