Example usage for org.antlr.v4.runtime Token getText

Introduction

In this page you can find the example usage for org.antlr.v4.runtime Token getText.

Prototype

String getText();

Source Link

Document

Get the text of the token.

Usage

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createReassignment(Token nameToken, LlvmExpressionNode valueNode) {
    FrameSlot frameLlvmot = frameDescriptor.findOrAddFrameSlot(nameToken.getText());
    lexicalScope.locals.put(nameToken.getText(), frameLlvmot);
    final int start = nameToken.getStartIndex();
    final int length = start - valueNode.getSourceSection().getCharIndex();
    return LlvmWriteLocalArrayVariableNodeGen.create(source.createSection("=", start, length), valueNode,
            frameLlvmot);//w w w .j  a  v a 2 s. co m
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmStatementNode createBasicBlockNode(Token nameToken, List<LlvmStatementNode> bodyNodes, int startPos,
        int length) {
    // lexicalScope = lexicalScope.outer;
    FrameSlot frameLlvmot = frameDescriptor.findOrAddFrameSlot(nameToken.getText());
    lexicalScope.locals.put(nameToken.getText(), frameLlvmot);
    List<LlvmStatementNode> flattenedNodes = new ArrayList<>(bodyNodes.size());
    flattenBlocks(bodyNodes, flattenedNodes);
    final SourceSection src = source.createSection(nameToken.getText(), startPos, length);
    LlvmBlockNode blockNode = new LlvmBlockNode(src,
            flattenedNodes.toArray(new LlvmStatementNode[flattenedNodes.size()]));
    // ??// w ww . j  a va2s . c o m
    blockNode.assignSourceSection(src);
    lexicalScope.blockMap.put(nameToken.getText(), blockNode);
    return blockNode;
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmStatementNode createCallBasicBlock(LlvmExpressionNode blockNode, Token finalToken) {
    final int startPos = blockNode.getSourceSection().getCharIndex();
    final int endPos = finalToken.getStartIndex() + finalToken.getText().length();
    final SourceSection src = source.createSection(blockNode.getSourceSection().getIdentifier(), startPos,
            endPos - startPos);/*  www  . j  a v  a  2 s  .  c om*/
    // return LlvmInvokeBasicBlockNode.create(src, blockNode);
    return lexicalScope.blockMap.get(blockNode.getSourceSection().getIdentifier());
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createisReadBlock(Token nameToken) {
    FrameSlot frameLlvmot = lexicalScope.locals.get(nameToken.getText());
    final SourceSection src = srcFromToken(nameToken);
    if (frameLlvmot != null) {
        return LlvmReadLocalVariableNodeGen.create(src, frameLlvmot);
    } else {/*  w  w w  .j a  va 2 s  .  co m*/
        // LlvmBlockNode block = new LlvmBlockNode(src, null);
        // block.assignSourceSection(src);
        // frameLlvmot = frameDescriptor.findOrAddFrameSlot(nameToken.getText());
        // lexicalScope.locals.put(nameToken.getText(), frameLlvmot);
        // return new LlvmBasicBlockLiteralNode(src, block);
        return null;
    }
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createRead(Token nameToken) {
    final FrameSlot frameLlvmot = lexicalScope.locals.get(nameToken.getText());
    final SourceSection src = srcFromToken(nameToken);
    if (frameLlvmot != null) {
        /* Read of a local variable. */
        // return new LlvmFunctionLiteralNode(src,
        // context.getFunctionRegistry().lookup(nameToken.val));
        return LlvmReadLocalVariableNodeGen.create(src, frameLlvmot);
    } else {/*ww w.ja  v a 2  s.c  o m*/
        /* Read of a global name. In our language, the only global names are functions. */
        return new LlvmFunctionLiteralNode(src, context.getFunctionRegistry().lookup(nameToken.getText()));
    }
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createStringLiteral(Token literalToken) {
    /* Remove the trailing and ending " */
    String literal = literalToken.getText();
    assert literal.length() >= 2 && literal.startsWith("\"") && literal.endsWith("\"");
    final SourceSection src = srcFromToken(literalToken);
    literal = literal.substring(1, literal.length() - 1);

    return new LlvmStringLiteralNode(src, literal);
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createNumericLiteral(Token literalToken) {
    final SourceSection src = srcFromToken(literalToken);
    try {/*from  ww  w  .  ja v  a 2s  .c o m*/
        /* Try if the literal is small enough to fit into a long value. */
        return new LlvmLongLiteralNode(src, Long.parseLong(literalToken.getText()));
    } catch (NumberFormatException ex) {
        /* Overflow of long value, so fall back to BigInteger. */
        return new LlvmBigIntegerLiteralNode(src, new BigInteger(literalToken.getText()));
    }
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createFloatLiteral(Token literalToken) {
    final SourceSection src = srcFromToken(literalToken);
    try {//ww  w  .j a va2s  . c om
        /* Try if the literal is small enough to fit into a long value. */
        return new LlvmFloatLiteralNode(src, Long.parseLong(literalToken.getText()));
    } catch (NumberFormatException ex) {
        /* Overflow of long value, so fall back to BigInteger. */
        return new LlvmDoubleLiteralNode(src, new Double(literalToken.getText()));
    }
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

public LlvmExpressionNode createArrayLiteral(Token literalToken) {
    final SourceSection src = srcFromToken(literalToken);
    String[] str = literalToken.getText().split("x");
    switch (str[0]) {
    case "i32":
    case "i8":
        return new LlvmIntArrayLiteralNode(src, new int[Integer.parseInt(str[1])]);
    case "i64":
        return new LlvmBigIntArrayLiteralNode(src, new BigInteger[Integer.parseInt(str[1])]);
    }/*ww  w.  j  a va2  s . co m*/
    return null;
}

From source file:com.oracle.truffle.llvm.parser.LlvmNodeFactory.java

License:Open Source License

/**
 * Returns an {@link LlvmReadPropertyNode} for the given parameters.
 *
 * @param receiverNode The receiver of the property access
 * @param nameToken The name of the property being accessed
 * @return An LlvmExpressionNode for the given parameters.
 *//*from  w  w  w  . j  a v  a  2 s.c  om*/
public LlvmExpressionNode createReadProperty(LlvmExpressionNode receiverNode, Token nameToken) {
    final int startPos = receiverNode.getSourceSection().getCharIndex();
    final int endPos = nameToken.getStartIndex() + nameToken.getText().length();
    final SourceSection src = source.createSection(".", startPos, endPos - startPos);
    return LlvmReadPropertyNode.create(src, receiverNode, nameToken.getText());
}