Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/SLMain.java @ 13761:7c418666c6c9
Refactoring and cleanup of Simple Language (more to come soon)
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Fri, 24 Jan 2014 18:16:24 -0800 |
parents | graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/SimpleLanguage.java@69d2e4baa215 |
children | b16ec83edc73 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/SLMain.java Fri Jan 24 18:16:24 2014 -0800 @@ -0,0 +1,87 @@ +/* + * Copyright (c) 2012, 2013, 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; + +import java.io.*; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.api.source.*; +import com.oracle.truffle.sl.parser.*; +import com.oracle.truffle.sl.runtime.*; + +public class SLMain { + + private static final Object[] NO_ARGUMENTS = new Object[0]; + + public static void main(String[] args) { + SourceManager sourceManager = new SourceManager(); + Source source = sourceManager.get(args[0]); + SLContext context = new SLContext(sourceManager, System.err); + run(context, source, System.out, 1); + } + + public static void run(SLContext context, Source source, PrintStream logOutput, int repeats) { + if (logOutput != null) { + logOutput.println("== running on " + Truffle.getRuntime().getName()); + } + + Parser.parseSL(context, source); + SLFunction main = context.getFunctionRegistry().lookup("main"); + if (main.getCallTarget() == null) { + throw new SLException("No function main() found."); + } + + if (logOutput != null) { + printScript(context, logOutput); + } + try { + for (int i = 0; i < repeats; i++) { + long start = System.nanoTime(); + Object result = main.getCallTarget().call(null, new SLArguments(NO_ARGUMENTS)); + long end = System.nanoTime(); + + if (result != SLNull.INSTANCE) { + context.getPrintOutput().println(result); + } + if (logOutput != null) { + logOutput.printf("== iteration %d: %.3f ms\n", (i + 1), (end - start) / 1000000.0); + } + } + + } finally { + if (logOutput != null) { + printScript(context, logOutput); + } + } + } + + private static void printScript(SLContext context, PrintStream logOutput) { + for (SLFunction function : context.getFunctionRegistry().getFunctions()) { + if (function.getCallTarget() != null) { + logOutput.println("=== function " + function.getName()); + NodeUtil.printTree(logOutput, function.getCallTarget().getRootNode()); + } + } + } +}