<commit_before>/*
 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.truffle.sl.nodes.controlflow;

import com.oracle.truffle.api.dsl.*;
import com.oracle.truffle.api.frame.*;
import com.oracle.truffle.api.nodes.*;
import com.oracle.truffle.api.source.*;
import com.oracle.truffle.api.utilities.*;
import com.oracle.truffle.sl.nodes.*;

@NodeInfo(shortName = "if", description = "The node implementing a condional statement")
public final class SLIfNode extends SLStatementNode {

    /**
     * The condition of the {@code if}. This in a {@link SLExpressionNode} because we require a
     * result value. We do not have a node type that can only return a {@code boolean} value, so
     * {@link #evaluateCondition executing the condition} can lead to a type error.
     */
    @Child private SLExpressionNode conditionNode;

    /** Statement (or {@link SLBlockNode block}) executed when the condition is true. */
    @Child private SLStatementNode thenPartNode;

    /** Statement (or {@link SLBlockNode block}) executed when the condition is false. */
    @Child private SLStatementNode elsePartNode;

    /**
     * Profiling information, collected by the interpreter, capturing whether the then-branch was
     * used (analogously for the {@link #elseTaken else-branch}). This allows the compiler to
     * generate better code for conditions that are always true or always false.
     */
    private final BranchProfile thenTaken = new BranchProfile();
    private final BranchProfile elseTaken = new BranchProfile();

    public SLIfNode(SourceSection src, SLExpressionNode conditionNode, SLStatementNode thenPartNode, SLStatementNode elsePartNode) {
        super(src);
        this.conditionNode = conditionNode;
        this.thenPartNode = thenPartNode;
        this.elsePartNode = elsePartNode;
    }

    @Override
    public void executeVoid(VirtualFrame frame) {
        if (evaluateCondition(frame)) {
            /* In the interpreter, record profiling information that the then-branch was used. */
            thenTaken.enter();
            /* Execute the then-branch. */
            thenPartNode.executeVoid(frame);
        } else {
            /* In the interpreter, record profiling information that the else-branch was used. */
            elseTaken.enter();
            /* Execute the else-branch (which is optional according to the SL syntax). */
            if (elsePartNode != null) {
                elsePartNode.executeVoid(frame);
            }
        }
    }

    private boolean evaluateCondition(VirtualFrame frame) {
        try {
            /*
             * The condition must evaluate to a boolean value, so we call the boolean-specialized<commit_msg>SL: use the new IntegerConditionProfile in simple language.<commit_after>/*
 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.truffle.sl.nodes.controlflow;

import com.oracle.truffle.api.dsl.*;
import com.oracle.truffle.api.frame.*;
import com.oracle.truffle.api.nodes.*;
import com.oracle.truffle.api.source.*;
import com.oracle.truffle.api.utilities.*;
import com.oracle.truffle.sl.nodes.*;

@NodeInfo(shortName = "if", description = "The node implementing a condional statement")
public final class SLIfNode extends SLStatementNode {

    /**
     * The condition of the {@code if}. This in a {@link SLExpressionNode} because we require a
     * result value. We do not have a node type that can only return a {@code boolean} value, so
     * {@link #evaluateCondition executing the condition} can lead to a type error.
     */
    @Child private SLExpressionNode conditionNode;

    /** Statement (or {@link SLBlockNode block}) executed when the condition is true. */
    @Child private SLStatementNode thenPartNode;

    /** Statement (or {@link SLBlockNode block}) executed when the condition is false. */
    @Child private SLStatementNode elsePartNode;

    /**
     * Profiling information, collected by the interpreter, capturing the profiling information of
     * the condition. This allows the compiler to generate better code for conditions that are
     * always true or always false. Additionally the {@link IntegerConditionProfile} implementation
     * (as opposed to {@link BooleanConditionProfile} implementation) transmits the probability of
     * the condition to be true to the compiler.
     */
    private final ConditionProfile condition = new IntegerConditionProfile();

    public SLIfNode(SourceSection src, SLExpressionNode conditionNode, SLStatementNode thenPartNode, SLStatementNode elsePartNode) {
        super(src);
        this.conditionNode = conditionNode;
        this.thenPartNode = thenPartNode;
        this.elsePartNode = elsePartNode;
    }

    @Override
    public void executeVoid(VirtualFrame frame) {
        /*
         * In the interpreter, record profiling information that the condition was executed and with
         * which outcome.
         */
        if (condition.profile(evaluateCondition(frame))) {
            /* Execute the then-branch. */
            thenPartNode.executeVoid(frame);
        } else {
            /* Execute the else-branch (which is optional according to the SL syntax). */
            if (elsePartNode != null) {
                elsePartNode.executeVoid(frame);
            }
        }
    }

    private boolean evaluateCondition(VirtualFrame frame) {
        try {
            /*
             * The condition must evaluate to a boolean value, so we call the boolean-specialized
{'fraction_non_alphanumeric': 0.07659460902054978, 'fraction_numerical': 0.008006405124099279, 'mean_word_length': 3.1385974599668693, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '5016170', 'n_tokens_mistral': 1927, 'n_tokens_neox': 1842, 'n_words': 817}