Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCHotSpotBackend.java @ 9954:fd0e5587a07d
Avoid storing statistics about OSR compilations.
author | Christian Haeubl <haeubl@ssw.jku.at> |
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date | Fri, 07 Jun 2013 17:53:08 +0200 |
parents | 063a712fe8d8 |
children | f78079947084 |
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/* * Copyright (c) 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.graal.hotspot.sparc; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.AbstractAssembler; import com.oracle.graal.asm.sparc.SPARCAssembler; import com.oracle.graal.compiler.gen.LIRGenerator; import com.oracle.graal.compiler.sparc.SPARCLIRGenerator; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.hotspot.stubs.Stub; import com.oracle.graal.lir.*; import com.oracle.graal.lir.asm.*; import com.oracle.graal.nodes.*; import static com.oracle.graal.phases.GraalOptions.*; /** * HotSpot SPARC specific backend. */ public class SPARCHotSpotBackend extends HotSpotBackend { public SPARCHotSpotBackend(HotSpotRuntime runtime, TargetDescription target) { super(runtime, target); } @Override public LIRGenerator newLIRGenerator(StructuredGraph graph, FrameMap frameMap, CallingConvention cc, LIR lir) { return new SPARCLIRGenerator(graph, this.runtime(), this.target, frameMap, cc, lir); } @Override protected AbstractAssembler createAssembler(FrameMap frameMap) { return new SPARCAssembler(target, frameMap.registerConfig); } class HotSpotFrameContext implements FrameContext { final boolean isStub; HotSpotFrameContext(boolean isStub) { this.isStub = isStub; } @Override public void enter(TargetMethodAssembler tasm) { } @Override public void leave(TargetMethodAssembler tasm) { } } @Override public TargetMethodAssembler newAssembler(LIRGenerator lirGen, CompilationResult compilationResult) { SPARCHotSpotLIRGenerator gen = (SPARCHotSpotLIRGenerator) lirGen; FrameMap frameMap = gen.frameMap; LIR lir = gen.lir; boolean omitFrame = CanOmitFrame.getValue() && !frameMap.frameNeedsAllocating() && !lir.hasArgInCallerFrame(); Stub stub = gen.getStub(); AbstractAssembler masm = createAssembler(frameMap); HotSpotFrameContext frameContext = omitFrame ? null : new HotSpotFrameContext(stub != null); TargetMethodAssembler tasm = new TargetMethodAssembler(target, runtime(), frameMap, masm, frameContext, compilationResult); tasm.setFrameSize(frameMap.frameSize()); StackSlot deoptimizationRescueSlot = gen.deoptimizationRescueSlot; if (deoptimizationRescueSlot != null && stub == null) { tasm.compilationResult.setCustomStackAreaOffset(frameMap.offsetForStackSlot(deoptimizationRescueSlot)); } return tasm; } @Override public void emitCode(TargetMethodAssembler tasm, LIRGenerator lirGen, ResolvedJavaMethod codeCacheOwner) { // SPARC: Emit code } }