Mercurial > hg > truffle
view graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotNodeLIRBuilder.java @ 21784:f4e1d958f1c3
[AMD64] Create AMD64 specific address nodes.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Mon, 08 Jun 2015 19:19:45 +0200 |
parents | d915361cc3a1 |
children |
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/* * Copyright (c) 2012, 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.hotspot.amd64; import static com.oracle.graal.hotspot.HotSpotBackend.*; import static com.oracle.jvmci.amd64.AMD64.*; import static com.oracle.jvmci.code.ValueUtil.*; import com.oracle.graal.compiler.amd64.*; import com.oracle.graal.compiler.gen.*; import com.oracle.graal.graph.*; import com.oracle.graal.hotspot.*; import com.oracle.graal.hotspot.nodes.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.amd64.AMD64Move.CompareAndSwapOp; import com.oracle.graal.lir.gen.*; import com.oracle.graal.nodes.CallTargetNode.InvokeKind; import com.oracle.graal.nodes.*; import com.oracle.jvmci.amd64.*; import com.oracle.jvmci.code.*; import com.oracle.jvmci.debug.*; import com.oracle.jvmci.hotspot.*; import com.oracle.jvmci.meta.*; /** * LIR generator specialized for AMD64 HotSpot. */ public class AMD64HotSpotNodeLIRBuilder extends AMD64NodeLIRBuilder implements HotSpotNodeLIRBuilder { private final HotSpotGraalRuntimeProvider runtime; public AMD64HotSpotNodeLIRBuilder(HotSpotGraalRuntimeProvider runtime, StructuredGraph graph, LIRGeneratorTool gen) { super(graph, gen); this.runtime = runtime; assert gen instanceof AMD64HotSpotLIRGenerator; assert getDebugInfoBuilder() instanceof HotSpotDebugInfoBuilder; ((AMD64HotSpotLIRGenerator) gen).setLockStack(((HotSpotDebugInfoBuilder) getDebugInfoBuilder()).lockStack()); } private AMD64HotSpotLIRGenerator getGen() { return (AMD64HotSpotLIRGenerator) gen; } @Override protected DebugInfoBuilder createDebugInfoBuilder(StructuredGraph graph, NodeMap<Value> nodeOperands) { HotSpotLockStack lockStack = new HotSpotLockStack(gen.getResult().getFrameMapBuilder(), LIRKind.value(Kind.Long)); return new HotSpotDebugInfoBuilder(nodeOperands, lockStack); } @Override protected void emitPrologue(StructuredGraph graph) { CallingConvention incomingArguments = gen.getCallingConvention(); Value[] params = new Value[incomingArguments.getArgumentCount() + 1]; for (int i = 0; i < params.length - 1; i++) { params[i] = LIRGenerator.toStackKind(incomingArguments.getArgument(i)); if (isStackSlot(params[i])) { StackSlot slot = ValueUtil.asStackSlot(params[i]); if (slot.isInCallerFrame() && !gen.getResult().getLIR().hasArgInCallerFrame()) { gen.getResult().getLIR().setHasArgInCallerFrame(); } } } params[params.length - 1] = rbp.asValue(LIRKind.value(Kind.Long)); gen.emitIncomingValues(params); getGen().emitSaveRbp(); for (ParameterNode param : graph.getNodes(ParameterNode.TYPE)) { Value paramValue = params[param.index()]; assert paramValue.getLIRKind().equals(getLIRGeneratorTool().getLIRKind(param.stamp())); setResult(param, gen.emitMove(paramValue)); } } @Override public void visitSafepointNode(SafepointNode i) { LIRFrameState info = state(i); append(new AMD64HotSpotSafepointOp(info, getGen().config, this)); } @Override protected void emitDirectCall(DirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) { InvokeKind invokeKind = ((HotSpotDirectCallTargetNode) callTarget).invokeKind(); if (invokeKind.isIndirect()) { append(new AMD64HotspotDirectVirtualCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, runtime.getConfig())); } else { assert invokeKind.isDirect(); HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) callTarget.targetMethod(); assert resolvedMethod.isConcrete() : "Cannot make direct call to abstract method."; append(new AMD64HotspotDirectStaticCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, runtime.getConfig())); } } @Override protected void emitIndirectCall(IndirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) { if (callTarget instanceof HotSpotIndirectCallTargetNode) { Value metaspaceMethodSrc = operand(((HotSpotIndirectCallTargetNode) callTarget).metaspaceMethod()); Value targetAddressSrc = operand(callTarget.computedAddress()); AllocatableValue metaspaceMethodDst = AMD64.rbx.asValue(metaspaceMethodSrc.getLIRKind()); AllocatableValue targetAddressDst = AMD64.rax.asValue(targetAddressSrc.getLIRKind()); gen.emitMove(metaspaceMethodDst, metaspaceMethodSrc); gen.emitMove(targetAddressDst, targetAddressSrc); append(new AMD64IndirectCallOp(callTarget.targetMethod(), result, parameters, temps, metaspaceMethodDst, targetAddressDst, callState, runtime.getConfig())); } else { super.emitIndirectCall(callTarget, result, parameters, temps, callState); } } @Override public void emitPatchReturnAddress(ValueNode address) { append(new AMD64HotSpotPatchReturnAddressOp(gen.load(operand(address)))); } @Override public void emitJumpToExceptionHandlerInCaller(ValueNode handlerInCallerPc, ValueNode exception, ValueNode exceptionPc) { Variable handler = gen.load(operand(handlerInCallerPc)); ForeignCallLinkage linkage = gen.getForeignCalls().lookupForeignCall(EXCEPTION_HANDLER_IN_CALLER); CallingConvention outgoingCc = linkage.getOutgoingCallingConvention(); assert outgoingCc.getArgumentCount() == 2; RegisterValue exceptionFixed = (RegisterValue) outgoingCc.getArgument(0); RegisterValue exceptionPcFixed = (RegisterValue) outgoingCc.getArgument(1); gen.emitMove(exceptionFixed, operand(exception)); gen.emitMove(exceptionPcFixed, operand(exceptionPc)); Register thread = getGen().getProviders().getRegisters().getThreadRegister(); AMD64HotSpotJumpToExceptionHandlerInCallerOp op = new AMD64HotSpotJumpToExceptionHandlerInCallerOp(handler, exceptionFixed, exceptionPcFixed, getGen().config.threadIsMethodHandleReturnOffset, thread, getGen().getSaveRbp().getRbpRescueSlot()); append(op); } @Override public void visitFullInfopointNode(FullInfopointNode i) { if (i.getState() != null && i.getState().bci == BytecodeFrame.AFTER_BCI) { Debug.log("Ignoring InfopointNode for AFTER_BCI"); } else { super.visitFullInfopointNode(i); } } @Override public void visitDirectCompareAndSwap(DirectCompareAndSwapNode x) { Value expected = gen.loadNonConst(operand(x.expectedValue())); Variable newVal = gen.load(operand(x.newValue())); assert expected.getLIRKind().equals(newVal.getLIRKind()); RegisterValue raxLocal = AMD64.rax.asValue(expected.getLIRKind()); gen.emitMove(raxLocal, expected); append(new CompareAndSwapOp(expected.getKind(), raxLocal, getGen().asAddressValue(operand(x.getAddress())), raxLocal, newVal)); setResult(x, gen.emitMove(raxLocal)); } }