Mercurial > hg > truffle
diff graal/com.oracle.graal.lir/src/com/oracle/graal/lir/phases/LowLevelPhaseSuite.java @ 19220:1487207db440
Introduce LowLevelPhaseSuite and LowLevelCompilerConfiguration.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 09 Feb 2015 13:20:04 +0100 |
parents | |
children | 9c47b23fb0a2 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/phases/LowLevelPhaseSuite.java Mon Feb 09 13:20:04 2015 +0100 @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2015, 2015, 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.graal.lir.phases; + +import java.util.*; + +import com.oracle.graal.api.code.*; +import com.oracle.graal.compiler.common.cfg.*; +import com.oracle.graal.lir.gen.*; + +public class LowLevelPhaseSuite<C, B extends AbstractBlock<B>> extends LowLevelPhase<C, B> { + private final List<LowLevelPhase<C, B>> phases; + + public LowLevelPhaseSuite() { + phases = new ArrayList<>(); + } + + /** + * Add a new phase at the beginning of this suite. + */ + public final void prependPhase(LowLevelPhase<C, B> phase) { + phases.add(0, phase); + } + + /** + * Add a new phase at the end of this suite. + */ + public final void appendPhase(LowLevelPhase<C, B> phase) { + phases.add(phase); + } + + public final ListIterator<LowLevelPhase<C, B>> findPhase(Class<? extends LowLevelPhase<C, B>> phaseClass) { + ListIterator<LowLevelPhase<C, B>> it = phases.listIterator(); + if (findNextPhase(it, phaseClass)) { + return it; + } else { + return null; + } + } + + public static <C, B extends AbstractBlock<B>> boolean findNextPhase(ListIterator<LowLevelPhase<C, B>> it, Class<? extends LowLevelPhase<C, B>> phaseClass) { + while (it.hasNext()) { + LowLevelPhase<C, B> phase = it.next(); + if (phaseClass.isInstance(phase)) { + return true; + } + } + return false; + } + + @Override + protected void run(TargetDescription target, LIRGenerationResult lirGenRes, List<B> codeEmittingOrder, List<B> linearScanOrder, C context) { + for (LowLevelPhase<C, B> phase : phases) { + phase.apply(target, lirGenRes, codeEmittingOrder, linearScanOrder, context); + } + } + +}