Mercurial > hg > truffle
view graal/com.oracle.max.asmdis/src/com/sun/max/asm/gen/risc/RiscTemplateCreator.java @ 4150:c78bace5086a
start work on integrating old hooks into mx, work on sanity checks
introduce a DB class to access the bench DB in an easier way (create benchmarks and benchmark values automatically in the DB)
author | Gilles Duboscq <gilles.m.duboscq@gmail.com> |
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date | Tue, 20 Dec 2011 15:34:43 +0100 |
parents | bc8527f3071c |
children |
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/* * Copyright (c) 2007, 2011, 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.sun.max.asm.gen.risc; import java.util.*; import com.sun.max.asm.gen.*; import com.sun.max.asm.gen.risc.field.*; import com.sun.max.program.*; /** */ public class RiscTemplateCreator { public RiscTemplateCreator() { } private List<RiscTemplate> templates = new LinkedList<>(); public List<RiscTemplate> templates() { return templates; } protected RiscTemplate createTemplate(InstructionDescription instructionDescription) { return new RiscTemplate(instructionDescription); } public List<RiscTemplate> createOptionTemplates(List<RiscTemplate> templateList, OptionField optionField) { final List<RiscTemplate> newTemplates = new LinkedList<>(); for (RiscTemplate template : templateList) { RiscTemplate canonicalRepresentative = null; if (optionField.defaultOption() != null) { canonicalRepresentative = (RiscTemplate) template.clone(); canonicalRepresentative.organizeOption(optionField.defaultOption(), null); } for (Option option : optionField.options()) { if (option.equals(optionField.defaultOption())) { newTemplates.add(canonicalRepresentative); } else { final RiscTemplate templateWithOption = (RiscTemplate) template.clone(); templateWithOption.organizeOption(option, canonicalRepresentative); newTemplates.add(templateWithOption); } } } return newTemplates; } private int serial; @SuppressWarnings("serial") private HashMap<String, List<RiscTemplate>> nameToTemplates = new HashMap<String, List<RiscTemplate>>() { @Override public List<RiscTemplate> get(Object key) { List<RiscTemplate> list = super.get(key); if (list == null) { list = new ArrayList<>(); put((String) key, list); } return list; } }; public List<RiscTemplate> nameToTemplates(String name) { return nameToTemplates.get(name); } public void createTemplates(RiscInstructionDescriptionCreator instructionDescriptionCreator) { final List<RiscTemplate> initialTemplates = new LinkedList<>(); for (InstructionDescription instructionDescription : instructionDescriptionCreator.instructionDescriptions()) { final RiscTemplate template = createTemplate(instructionDescription); initialTemplates.add(template); RiscInstructionDescriptionVisitor.Static.visitInstructionDescription(template, instructionDescription); } for (RiscTemplate initialTemplate : initialTemplates) { List<RiscTemplate> newTemplates = new LinkedList<>(); newTemplates.add(initialTemplate); for (OptionField optionField : initialTemplate.optionFields()) { newTemplates = createOptionTemplates(newTemplates, optionField); } for (RiscTemplate template : newTemplates) { serial++; template.setSerial(serial); templates.add(template); nameToTemplates.get(template.internalName()).add(template); // Create the link to the non-synthetic instruction from which a synthetic instruction is derived. if (template.instructionDescription().isSynthetic()) { boolean found = false; outerLoop: for (List<RiscTemplate> list : nameToTemplates.values()) { final Iterator<RiscTemplate> iterator = list.iterator(); while (iterator.hasNext()) { final RiscTemplate rawTemplate = iterator.next(); if (!rawTemplate.instructionDescription().isSynthetic() && (template.opcodeMask() & rawTemplate.opcodeMask()) == rawTemplate.opcodeMask() && (template.opcode() & rawTemplate.opcodeMask()) == rawTemplate.opcode()) { template.setSynthesizedFrom(rawTemplate); found = true; break outerLoop; } } } ProgramError.check(found); } } } } }