1 /*
2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package org.graalvm.compiler.hotspot.sparc;
24
25 import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER_IN_CALLER;
26 import static jdk.vm.ci.sparc.SPARC.g5;
27 import static jdk.vm.ci.sparc.SPARC.o7;
28
29 import org.graalvm.compiler.core.common.LIRKind;
30 import org.graalvm.compiler.core.common.spi.ForeignCallLinkage;
31 import org.graalvm.compiler.core.gen.DebugInfoBuilder;
32 import org.graalvm.compiler.core.sparc.SPARCNodeLIRBuilder;
33 import org.graalvm.compiler.core.sparc.SPARCNodeMatchRules;
34 import org.graalvm.compiler.debug.Debug;
35 import org.graalvm.compiler.hotspot.HotSpotDebugInfoBuilder;
36 import org.graalvm.compiler.hotspot.HotSpotLIRGenerator;
37 import org.graalvm.compiler.hotspot.HotSpotLockStack;
38 import org.graalvm.compiler.hotspot.HotSpotNodeLIRBuilder;
39 import org.graalvm.compiler.hotspot.nodes.HotSpotDirectCallTargetNode;
40 import org.graalvm.compiler.hotspot.nodes.HotSpotIndirectCallTargetNode;
41 import org.graalvm.compiler.lir.LIRFrameState;
42 import org.graalvm.compiler.lir.Variable;
43 import org.graalvm.compiler.lir.gen.LIRGeneratorTool;
44 import org.graalvm.compiler.lir.sparc.SPARCBreakpointOp;
45 import org.graalvm.compiler.nodes.BreakpointNode;
46 import org.graalvm.compiler.nodes.CallTargetNode.InvokeKind;
47 import org.graalvm.compiler.nodes.DirectCallTargetNode;
48 import org.graalvm.compiler.nodes.FullInfopointNode;
49 import org.graalvm.compiler.nodes.IndirectCallTargetNode;
50 import org.graalvm.compiler.nodes.SafepointNode;
51 import org.graalvm.compiler.nodes.StructuredGraph;
52 import org.graalvm.compiler.nodes.ValueNode;
53 import org.graalvm.compiler.nodes.spi.NodeValueMap;
54
55 import jdk.vm.ci.code.BytecodeFrame;
56 import jdk.vm.ci.code.CallingConvention;
57 import jdk.vm.ci.code.Register;
58 import jdk.vm.ci.code.RegisterValue;
59 import jdk.vm.ci.hotspot.HotSpotCallingConventionType;
60 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
61 import jdk.vm.ci.meta.AllocatableValue;
62 import jdk.vm.ci.meta.JavaType;
63 import jdk.vm.ci.meta.Value;
64 import jdk.vm.ci.sparc.SPARCKind;
65
66 public class SPARCHotSpotNodeLIRBuilder extends SPARCNodeLIRBuilder implements HotSpotNodeLIRBuilder {
67
68 public SPARCHotSpotNodeLIRBuilder(StructuredGraph graph, LIRGeneratorTool lirGen, SPARCNodeMatchRules nodeMatchRules) {
69 super(graph, lirGen, nodeMatchRules);
70 assert gen instanceof SPARCHotSpotLIRGenerator;
71 assert getDebugInfoBuilder() instanceof HotSpotDebugInfoBuilder;
72 ((SPARCHotSpotLIRGenerator) gen).setDebugInfoBuilder(((HotSpotDebugInfoBuilder) getDebugInfoBuilder()));
73 }
74
75 @Override
76 protected DebugInfoBuilder createDebugInfoBuilder(StructuredGraph graph, NodeValueMap nodeValueMap) {
77 HotSpotLockStack lockStack = new HotSpotLockStack(gen.getResult().getFrameMapBuilder(), LIRKind.value(SPARCKind.XWORD));
78 return new HotSpotDebugInfoBuilder(nodeValueMap, lockStack, (HotSpotLIRGenerator) gen);
79 }
80
81 private SPARCHotSpotLIRGenerator getGen() {
82 return (SPARCHotSpotLIRGenerator) gen;
83 }
84
85 @Override
86 public void visitSafepointNode(SafepointNode i) {
87 LIRFrameState info = state(i);
88 append(new SPARCHotSpotSafepointOp(info, getGen().config, gen));
89 }
90
91 @Override
92 protected void emitDirectCall(DirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
93 InvokeKind invokeKind = ((HotSpotDirectCallTargetNode) callTarget).invokeKind();
94 if (invokeKind.isIndirect()) {
95 append(new SPARCHotspotDirectVirtualCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, getGen().config));
96 } else {
97 assert invokeKind.isDirect();
98 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) callTarget.targetMethod();
99 assert resolvedMethod.isConcrete() : "Cannot make direct call to abstract method.";
100 append(new SPARCHotspotDirectStaticCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, getGen().config));
101 }
102 }
103
104 @Override
105 protected void emitIndirectCall(IndirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
106 Value metaspaceMethodSrc = operand(((HotSpotIndirectCallTargetNode) callTarget).metaspaceMethod());
107 AllocatableValue metaspaceMethod = g5.asValue(metaspaceMethodSrc.getValueKind());
108 gen.emitMove(metaspaceMethod, metaspaceMethodSrc);
109
110 Value targetAddressSrc = operand(callTarget.computedAddress());
111 AllocatableValue targetAddress = o7.asValue(targetAddressSrc.getValueKind());
112 gen.emitMove(targetAddress, targetAddressSrc);
113 append(new SPARCIndirectCallOp(callTarget.targetMethod(), result, parameters, temps, metaspaceMethod, targetAddress, callState, getGen().config));
114 }
115
116 @Override
117 public void emitPatchReturnAddress(ValueNode address) {
118 append(new SPARCHotSpotPatchReturnAddressOp(gen.load(operand(address))));
119 }
120
121 @Override
122 public void emitJumpToExceptionHandler(ValueNode address) {
123 append(new SPARCHotSpotJumpToExceptionHandlerOp(gen.load(operand(address))));
124 }
125
126 @Override
127 public void emitJumpToExceptionHandlerInCaller(ValueNode handlerInCallerPc, ValueNode exception, ValueNode exceptionPc) {
128 Variable handler = gen.load(operand(handlerInCallerPc));
129 ForeignCallLinkage linkage = gen.getForeignCalls().lookupForeignCall(EXCEPTION_HANDLER_IN_CALLER);
130 CallingConvention linkageCc = linkage.getOutgoingCallingConvention();
131 assert linkageCc.getArgumentCount() == 2;
132 RegisterValue exceptionFixed = (RegisterValue) linkageCc.getArgument(0);
133 RegisterValue exceptionPcFixed = (RegisterValue) linkageCc.getArgument(1);
134 gen.emitMove(exceptionFixed, operand(exception));
135 gen.emitMove(exceptionPcFixed, operand(exceptionPc));
136 Register thread = getGen().getProviders().getRegisters().getThreadRegister();
137 SPARCHotSpotJumpToExceptionHandlerInCallerOp op = new SPARCHotSpotJumpToExceptionHandlerInCallerOp(handler, exceptionFixed, exceptionPcFixed, getGen().config.threadIsMethodHandleReturnOffset,
138 thread);
139 append(op);
140 }
141
142 @Override
143 protected void emitPrologue(StructuredGraph graph) {
144 super.emitPrologue(graph);
145 AllocatableValue var = getGen().getSafepointAddressValue();
146 append(new SPARCHotSpotSafepointOp.SPARCLoadSafepointPollAddress(var, getGen().config));
147 getGen().append(((HotSpotDebugInfoBuilder) getDebugInfoBuilder()).lockStack());
148 }
149
150 @Override
151 public void visitFullInfopointNode(FullInfopointNode i) {
152 if (i.getState() != null && i.getState().bci == BytecodeFrame.AFTER_BCI) {
153 Debug.log("Ignoring InfopointNode for AFTER_BCI");
154 } else {
155 super.visitFullInfopointNode(i);
156 }
157 }
158
159 @Override
160 public void visitBreakpointNode(BreakpointNode node) {
161 JavaType[] sig = new JavaType[node.arguments().size()];
162 for (int i = 0; i < sig.length; i++) {
163 sig[i] = node.arguments().get(i).stamp().javaType(gen.getMetaAccess());
164 }
165
166 Value[] parameters = visitInvokeArguments(gen.getResult().getFrameMapBuilder().getRegisterConfig().getCallingConvention(HotSpotCallingConventionType.JavaCall, null, sig, gen),
167 node.arguments());
168 append(new SPARCBreakpointOp(parameters));
169 }
170 }