PerformanceTests/RexBench/OfflineAssembler/benchmark.js

/*
 * Copyright (C) 2017 Apple Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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"use strict";

class OfflineAssemblerBenchmark extends Benchmark {
    constructor(verbose = 0)
    {
        super(verbose);
        this.ast = undefined;
    }

    runOnce()
    {
        resetAST();
        this.ast = parse("LowLevelInterpreter.asm");
    }

    validate()
    {
        let astDumpedAsLines = this.ast.dump().split("\n");

        if (astDumpedAsLines.length != expectedASTDumpedAsLines.length) {
            throw("Actual number of lines (" + astDumpedAsLines.length + ") differs from expected number of lines(" + expectedASTDumpedAsLines.length + ")");
        }

        let index = 0;
        for (let line of astDumpedAsLines) {
            let expectedLine = expectedASTDumpedAsLines[index];
            if (line != expectedLine)
                throw("Line #" + (index + 1) + " differs.  Expected: \"" + expectedLine + "\", got \"" + line + "\"");
            index++;
        }
    }
}