| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| /** |
| * @author Intel, Sergey L. Ivashin |
| */ |
| |
| #include "Ia32IRManager.h" |
| #include "Log.h" |
| |
| |
| namespace Jitrino |
| { |
| |
| namespace Ia32 |
| { |
| |
| |
| //======================================================================================== |
| // class Ia32RegAlloc2 |
| //======================================================================================== |
| |
| |
| static const char* help = |
| " opnds=<threshold>\n" |
| ; |
| |
| |
| struct RegAlloc0Action : public Action |
| { |
| HPipeline ra2, ra3; |
| |
| unsigned opnds; |
| |
| void init (); |
| }; |
| |
| |
| struct RegAlloc0 : public SessionAction |
| { |
| U_32 getNeedInfo () const {return 0;} |
| U_32 getSideEffects () const {return 0;} |
| |
| void runImpl(); |
| }; |
| |
| |
| static ActionFactory<RegAlloc0, RegAlloc0Action> _regalloc("regalloc", help); |
| |
| |
| |
| void RegAlloc0Action::init () |
| { |
| ra2 = getPipeline("RA2"); |
| assert(ra2 != 0); |
| |
| ra3 = getPipeline("RA3"); |
| assert(ra3 != 0); |
| |
| getArg("opnds", opnds = 2000); |
| } |
| |
| |
| void RegAlloc0::runImpl() |
| { |
| CompilationContext* cc = getCompilationContext(); |
| |
| RegAlloc0Action* act = (RegAlloc0Action*)getAction(); |
| HPipeline pipe = (getIRManager().getOpndCount() < act->opnds) ? act->ra3 : act->ra2; |
| for (PMF::PipelineIterator pit(pipe); pit.next();) |
| { |
| SessionAction* sa = (SessionAction*)pit.getSessionAction(); |
| sa->setCompilationContext(cc); |
| cc->setCurrentSessionAction(sa); |
| cc->stageId++; |
| |
| if (isLogEnabled(LogStream::CT)) |
| { |
| log(LogStream::CT) |
| << "RegAlloc opnds threshold:" << act->opnds |
| << " actual opnds:" << getIRManager().getOpndCount() |
| << " RA:" << sa->getTagName() |
| << std::endl; |
| } |
| |
| sa->start(); |
| sa->run(); |
| sa->stop(); |
| cc->setCurrentSessionAction(0); |
| assert(!cc->isCompilationFailed() && !cc->isCompilationFinished()); |
| } |
| } |
| |
| |
| } //namespace Ia32 |
| } //namespace Jitrino |