Mercurial > hg > graal-compiler
changeset 12557:86c74ef1b6f5
Make AMD64HotSpotTruffleBackend a decorator for the default backend.
author | Roland Schatz <roland.schatz@oracle.com> |
---|---|
date | Thu, 24 Oct 2013 15:36:39 +0200 |
parents | b247ddd2fa0f |
children | 0f34a60d0bc6 388bb7650808 |
files | graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackend.java graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackendFactory.java graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/GraalTruffleRuntime.java graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleBackendFactory.java |
diffstat | 5 files changed, 153 insertions(+), 40 deletions(-) [+] |
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--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java Thu Oct 24 13:26:27 2013 +0200 +++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotBackend.java Thu Oct 24 15:36:39 2013 +0200 @@ -252,7 +252,7 @@ /** * @param installedCodeOwner see {@link Backend#emitCode} */ - protected void emitCodePrefix(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, AMD64MacroAssembler asm, RegisterConfig regConfig, HotSpotVMConfig config, Label verifiedStub) { + public void emitCodePrefix(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, AMD64MacroAssembler asm, RegisterConfig regConfig, HotSpotVMConfig config, Label verifiedStub) { HotSpotProviders providers = getProviders(); if (installedCodeOwner != null && !isStatic(installedCodeOwner.getModifiers())) { tasm.recordMark(Marks.MARK_UNVERIFIED_ENTRY); @@ -282,14 +282,14 @@ /** * @param installedCodeOwner see {@link Backend#emitCode} */ - protected void emitCodeBody(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, LIRGenerator lirGen) { + public void emitCodeBody(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, LIRGenerator lirGen) { lirGen.lir.emitCode(tasm); } /** * @param installedCodeOwner see {@link Backend#emitCode} */ - protected void emitCodeSuffix(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, LIRGenerator lirGen, AMD64MacroAssembler asm, FrameMap frameMap) { + public void emitCodeSuffix(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, LIRGenerator lirGen, AMD64MacroAssembler asm, FrameMap frameMap) { HotSpotProviders providers = getProviders(); HotSpotFrameContext frameContext = (HotSpotFrameContext) tasm.frameContext; if (frameContext != null && !frameContext.isStub) {
--- a/graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackend.java Thu Oct 24 13:26:27 2013 +0200 +++ b/graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackend.java Thu Oct 24 15:36:39 2013 +0200 @@ -29,27 +29,35 @@ import com.oracle.graal.asm.*; import com.oracle.graal.asm.amd64.*; import com.oracle.graal.asm.amd64.AMD64Assembler.ConditionFlag; +import com.oracle.graal.compiler.gen.*; +import com.oracle.graal.compiler.target.*; import com.oracle.graal.graph.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.amd64.*; import com.oracle.graal.hotspot.meta.*; +import com.oracle.graal.lir.*; import com.oracle.graal.lir.asm.*; +import com.oracle.graal.nodes.*; +import com.oracle.graal.phases.tiers.*; import com.oracle.graal.truffle.*; import com.oracle.graal.truffle.hotspot.amd64.util.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.frame.*; /** - * Subclass of {@link AMD64HotSpotBackend} that injects special code into + * Backend that decorates an existing {@link AMD64HotSpotBackend}, injecting special code into * {@link OptimizedCallTarget#call(PackedFrame, Arguments)} for making a tail-call to the entry * point of the target callee. */ -class AMD64HotSpotTruffleBackend extends AMD64HotSpotBackend { +class AMD64HotSpotTruffleBackend extends Backend { + + private final AMD64HotSpotBackend original; private HotSpotResolvedJavaMethod optimizedCallTargetCall; - public AMD64HotSpotTruffleBackend(HotSpotGraalRuntime runtime, HotSpotProviders providers) { - super(runtime, providers); + public AMD64HotSpotTruffleBackend(AMD64HotSpotBackend original) { + super(original.getProviders()); + this.original = original; } private ResolvedJavaMethod getInstrumentedMethod() throws GraalInternalError { @@ -66,34 +74,88 @@ } @Override - protected void emitCodePrefix(ResolvedJavaMethod installedCodeOwner, TargetMethodAssembler tasm, AMD64MacroAssembler asm, RegisterConfig regConfig, HotSpotVMConfig config, Label verifiedStub) { - super.emitCodePrefix(installedCodeOwner, tasm, asm, regConfig, config, verifiedStub); - if (getInstrumentedMethod().equals(installedCodeOwner)) { - HotSpotProviders providers = getRuntime().getHostProviders(); - Register thisRegister = providers.getCodeCache().getRegisterConfig().getCallingConventionRegisters(Type.JavaCall, Kind.Object)[0]; - Register spillRegister = AMD64.r10; // TODO(mg): fix me - AMD64Address nMethodAddress = new AMD64Address(thisRegister, OptimizedCallTargetFieldInfo.getCompiledMethodFieldOffset()); - if (config.useCompressedOops) { - asm.movl(spillRegister, nMethodAddress); - AMD64HotSpotMove.decodePointer(asm, spillRegister, providers.getRegisters().getHeapBaseRegister(), config.narrowOopBase, config.narrowOopShift, config.logMinObjAlignment); - } else { - asm.movq(spillRegister, nMethodAddress); - } - Label doProlog = new Label(); + public SuitesProvider getSuites() { + return original.getSuites(); + } + + @Override + public DisassemblerProvider getDisassembler() { + return original.getDisassembler(); + } + + @Override + public FrameMap newFrameMap() { + return original.newFrameMap(); + } + + @Override + public LIRGenerator newLIRGenerator(StructuredGraph graph, FrameMap frameMap, CallingConvention cc, LIR lir) { + return original.newLIRGenerator(graph, frameMap, cc, lir); + } + + @Override + protected AbstractAssembler createAssembler(FrameMap frameMap) { + return null; + } + + @Override + public TargetMethodAssembler newAssembler(LIRGenerator lirGen, CompilationResult compilationResult) { + return original.newAssembler(lirGen, compilationResult); + } + + @Override + public boolean shouldAllocateRegisters() { + return original.shouldAllocateRegisters(); + } + + @Override + public void emitCode(TargetMethodAssembler tasm, LIRGenerator lirGen, ResolvedJavaMethod installedCodeOwner) { + AMD64MacroAssembler asm = (AMD64MacroAssembler) tasm.asm; + FrameMap frameMap = tasm.frameMap; + RegisterConfig regConfig = frameMap.registerConfig; + HotSpotVMConfig config = original.getRuntime().getConfig(); + Label verifiedStub = new Label(); - asm.cmpq(spillRegister, 0); - asm.jcc(ConditionFlag.Equal, doProlog); + // Emit the prefix + original.emitCodePrefix(installedCodeOwner, tasm, asm, regConfig, config, verifiedStub); + + if (getInstrumentedMethod().equals(installedCodeOwner)) { + // Inject code for {@link OptimizedCallTarget#call(PackedFrame, Arguments)} + injectCode(asm, config); + } + + // Emit code for the LIR + original.emitCodeBody(installedCodeOwner, tasm, lirGen); + + // Emit the suffix + original.emitCodeSuffix(installedCodeOwner, tasm, lirGen, asm, frameMap); + } - AMD64Address codeBlobAddress = new AMD64Address(spillRegister, OptimizedCallTargetFieldInfo.getCodeBlobFieldOffset()); - asm.movq(spillRegister, codeBlobAddress); - asm.cmpq(spillRegister, 0); - asm.jcc(ConditionFlag.Equal, doProlog); + private void injectCode(AMD64MacroAssembler asm, HotSpotVMConfig config) { + HotSpotProviders providers = original.getRuntime().getHostProviders(); + Register thisRegister = providers.getCodeCache().getRegisterConfig().getCallingConventionRegisters(Type.JavaCall, Kind.Object)[0]; + Register spillRegister = AMD64.r10; // TODO(mg): fix me + AMD64Address nMethodAddress = new AMD64Address(thisRegister, OptimizedCallTargetFieldInfo.getCompiledMethodFieldOffset()); + if (config.useCompressedOops) { + asm.movl(spillRegister, nMethodAddress); + AMD64HotSpotMove.decodePointer(asm, spillRegister, providers.getRegisters().getHeapBaseRegister(), config.narrowOopBase, config.narrowOopShift, config.logMinObjAlignment); + } else { + asm.movq(spillRegister, nMethodAddress); + } + Label doProlog = new Label(); - AMD64Address verifiedEntryPointAddress = new AMD64Address(spillRegister, config.nmethodEntryOffset); - asm.movq(spillRegister, verifiedEntryPointAddress); - asm.jmp(spillRegister); + asm.cmpq(spillRegister, 0); + asm.jcc(ConditionFlag.Equal, doProlog); - asm.bind(doProlog); - } + AMD64Address codeBlobAddress = new AMD64Address(spillRegister, OptimizedCallTargetFieldInfo.getCodeBlobFieldOffset()); + asm.movq(spillRegister, codeBlobAddress); + asm.cmpq(spillRegister, 0); + asm.jcc(ConditionFlag.Equal, doProlog); + + AMD64Address verifiedEntryPointAddress = new AMD64Address(spillRegister, config.nmethodEntryOffset); + asm.movq(spillRegister, verifiedEntryPointAddress); + asm.jmp(spillRegister); + + asm.bind(doProlog); } }
--- a/graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackendFactory.java Thu Oct 24 13:26:27 2013 +0200 +++ b/graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64HotSpotTruffleBackendFactory.java Thu Oct 24 15:36:39 2013 +0200 @@ -23,18 +23,22 @@ package com.oracle.graal.truffle.hotspot.amd64; import com.oracle.graal.api.runtime.*; -import com.oracle.graal.hotspot.*; +import com.oracle.graal.compiler.target.*; import com.oracle.graal.hotspot.amd64.*; -import com.oracle.graal.hotspot.meta.*; +import com.oracle.graal.truffle.*; /** * Factory to create a Truffle-specialized AMD64 HotSpot backend. */ -@ServiceProvider(HotSpotBackendFactory.class) -public class AMD64HotSpotTruffleBackendFactory extends AMD64HotSpotBackendFactory { +@ServiceProvider(TruffleBackendFactory.class) +public class AMD64HotSpotTruffleBackendFactory implements TruffleBackendFactory { @Override - protected AMD64HotSpotBackend createBackend(HotSpotGraalRuntime runtime, HotSpotProviders providers) { - return new AMD64HotSpotTruffleBackend(runtime, providers); + public Backend createBackend(Backend original) { + return new AMD64HotSpotTruffleBackend((AMD64HotSpotBackend) original); + } + + public String getArchitecture() { + return "AMD64"; } }
--- a/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/GraalTruffleRuntime.java Thu Oct 24 13:26:27 2013 +0200 +++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/GraalTruffleRuntime.java Thu Oct 24 15:36:39 2013 +0200 @@ -174,6 +174,18 @@ return method; } + private static Backend instrumentBackend(Backend original) { + String arch = original.getTarget().arch.getName(); + + for (TruffleBackendFactory factory : ServiceLoader.loadInstalled(TruffleBackendFactory.class)) { + if (factory.getArchitecture().equals(arch)) { + return factory.createBackend(original); + } + } + + return original; + } + private static CompilationResult compileMethod(ResolvedJavaMethod javaMethod) { Providers providers = getGraalProviders(); MetaAccessProvider metaAccess = providers.getMetaAccess(); @@ -187,8 +199,8 @@ phasePlan.addPhase(PhasePosition.AFTER_PARSING, graphBuilderPhase); CallingConvention cc = getCallingConvention(providers.getCodeCache(), Type.JavaCallee, graph.method(), false); Backend backend = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend(); - return GraalCompiler.compileGraph(graph, cc, javaMethod, providers, backend, providers.getCodeCache().getTarget(), null, phasePlan, OptimisticOptimizations.ALL, new SpeculationLog(), suites, - new CompilationResult()); + return GraalCompiler.compileGraph(graph, cc, javaMethod, providers, instrumentBackend(backend), providers.getCodeCache().getTarget(), null, phasePlan, OptimisticOptimizations.ALL, + new SpeculationLog(), suites, new CompilationResult()); } private static Providers getGraalProviders() {
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/TruffleBackendFactory.java Thu Oct 24 15:36:39 2013 +0200 @@ -0,0 +1,35 @@ +/* + * 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.truffle; + +import com.oracle.graal.compiler.target.*; + +public interface TruffleBackendFactory { + + Backend createBackend(Backend original); + + /** + * Gets the CPU architecture of this backend. + */ + String getArchitecture(); +}