1 /*
2 * Copyright (c) 2013, 2018, 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
24
25 package org.graalvm.compiler.hotspot.sparc;
26
27 import static jdk.vm.ci.sparc.SPARC.g5;
28 import static jdk.vm.ci.sparc.SPARC.o7;
29 import static org.graalvm.compiler.hotspot.HotSpotBackend.EXCEPTION_HANDLER_IN_CALLER;
30
31 import org.graalvm.compiler.core.common.LIRKind;
32 import org.graalvm.compiler.core.common.spi.ForeignCallLinkage;
33 import org.graalvm.compiler.core.gen.DebugInfoBuilder;
34 import org.graalvm.compiler.core.sparc.SPARCNodeLIRBuilder;
35 import org.graalvm.compiler.core.sparc.SPARCNodeMatchRules;
36 import org.graalvm.compiler.hotspot.HotSpotDebugInfoBuilder;
37 import org.graalvm.compiler.hotspot.HotSpotLIRGenerator;
38 import org.graalvm.compiler.hotspot.HotSpotLockStack;
39 import org.graalvm.compiler.hotspot.HotSpotNodeLIRBuilder;
40 import org.graalvm.compiler.hotspot.nodes.HotSpotDirectCallTargetNode;
41 import org.graalvm.compiler.hotspot.nodes.HotSpotIndirectCallTargetNode;
42 import org.graalvm.compiler.lir.LIRFrameState;
43 import org.graalvm.compiler.lir.Variable;
44 import org.graalvm.compiler.lir.gen.LIRGeneratorTool;
45 import org.graalvm.compiler.lir.sparc.SPARCBreakpointOp;
46 import org.graalvm.compiler.nodes.BreakpointNode;
47 import org.graalvm.compiler.nodes.CallTargetNode.InvokeKind;
48 import org.graalvm.compiler.nodes.DirectCallTargetNode;
49 import org.graalvm.compiler.nodes.FullInfopointNode;
50 import org.graalvm.compiler.nodes.IndirectCallTargetNode;
51 import org.graalvm.compiler.nodes.NodeView;
52 import org.graalvm.compiler.nodes.SafepointNode;
53 import org.graalvm.compiler.nodes.StructuredGraph;
54 import org.graalvm.compiler.nodes.ValueNode;
55 import org.graalvm.compiler.nodes.spi.NodeValueMap;
56
57 import jdk.vm.ci.code.BytecodeFrame;
58 import jdk.vm.ci.code.CallingConvention;
59 import jdk.vm.ci.code.Register;
60 import jdk.vm.ci.code.RegisterValue;
61 import jdk.vm.ci.hotspot.HotSpotCallingConventionType;
62 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
63 import jdk.vm.ci.meta.AllocatableValue;
64 import jdk.vm.ci.meta.JavaType;
65 import jdk.vm.ci.meta.Value;
66 import jdk.vm.ci.sparc.SPARCKind;
67
68 public class SPARCHotSpotNodeLIRBuilder extends SPARCNodeLIRBuilder implements HotSpotNodeLIRBuilder {
69
70 public SPARCHotSpotNodeLIRBuilder(StructuredGraph graph, LIRGeneratorTool lirGen, SPARCNodeMatchRules nodeMatchRules) {
71 super(graph, lirGen, nodeMatchRules);
72 assert gen instanceof SPARCHotSpotLIRGenerator;
73 assert getDebugInfoBuilder() instanceof HotSpotDebugInfoBuilder;
74 ((SPARCHotSpotLIRGenerator) gen).setDebugInfoBuilder(((HotSpotDebugInfoBuilder) getDebugInfoBuilder()));
75 }
76
77 @Override
78 protected DebugInfoBuilder createDebugInfoBuilder(StructuredGraph graph, NodeValueMap nodeValueMap) {
79 HotSpotLockStack lockStack = new HotSpotLockStack(gen.getResult().getFrameMapBuilder(), LIRKind.value(SPARCKind.XWORD));
80 return new HotSpotDebugInfoBuilder(nodeValueMap, lockStack, (HotSpotLIRGenerator) gen);
81 }
82
83 private SPARCHotSpotLIRGenerator getGen() {
84 return (SPARCHotSpotLIRGenerator) gen;
85 }
86
87 @Override
88 public void visitSafepointNode(SafepointNode i) {
89 LIRFrameState info = state(i);
90 Register thread = getGen().getProviders().getRegisters().getThreadRegister();
91 append(new SPARCHotSpotSafepointOp(info, getGen().config, thread, gen));
92 }
93
94 @Override
95 protected void emitDirectCall(DirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
96 InvokeKind invokeKind = ((HotSpotDirectCallTargetNode) callTarget).invokeKind();
97 if (invokeKind.isIndirect()) {
98 append(new SPARCHotspotDirectVirtualCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, getGen().config));
99 } else {
100 assert invokeKind.isDirect();
101 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) callTarget.targetMethod();
102 assert resolvedMethod.isConcrete() : "Cannot make direct call to abstract method.";
103 append(new SPARCHotspotDirectStaticCallOp(callTarget.targetMethod(), result, parameters, temps, callState, invokeKind, getGen().config));
104 }
105 }
106
107 @Override
108 protected void emitIndirectCall(IndirectCallTargetNode callTarget, Value result, Value[] parameters, Value[] temps, LIRFrameState callState) {
109 Value metaspaceMethodSrc = operand(((HotSpotIndirectCallTargetNode) callTarget).metaspaceMethod());
110 AllocatableValue metaspaceMethod = g5.asValue(metaspaceMethodSrc.getValueKind());
111 gen.emitMove(metaspaceMethod, metaspaceMethodSrc);
112
113 Value targetAddressSrc = operand(callTarget.computedAddress());
114 AllocatableValue targetAddress = o7.asValue(targetAddressSrc.getValueKind());
115 gen.emitMove(targetAddress, targetAddressSrc);
116 append(new SPARCIndirectCallOp(callTarget.targetMethod(), result, parameters, temps, metaspaceMethod, targetAddress, callState, getGen().config));
117 }
118
119 @Override
120 public void emitPatchReturnAddress(ValueNode address) {
121 append(new SPARCHotSpotPatchReturnAddressOp(gen.load(operand(address))));
122 }
123
124 @Override
125 public void emitJumpToExceptionHandler(ValueNode address) {
126 append(new SPARCHotSpotJumpToExceptionHandlerOp(gen.load(operand(address))));
127 }
128
129 @Override
130 public void emitJumpToExceptionHandlerInCaller(ValueNode handlerInCallerPc, ValueNode exception, ValueNode exceptionPc) {
131 Variable handler = gen.load(operand(handlerInCallerPc));
132 ForeignCallLinkage linkage = gen.getForeignCalls().lookupForeignCall(EXCEPTION_HANDLER_IN_CALLER);
133 CallingConvention linkageCc = linkage.getOutgoingCallingConvention();
134 assert linkageCc.getArgumentCount() == 2;
135 RegisterValue exceptionFixed = (RegisterValue) linkageCc.getArgument(0);
136 RegisterValue exceptionPcFixed = (RegisterValue) linkageCc.getArgument(1);
137 gen.emitMove(exceptionFixed, operand(exception));
138 gen.emitMove(exceptionPcFixed, operand(exceptionPc));
139 Register thread = getGen().getProviders().getRegisters().getThreadRegister();
140 SPARCHotSpotJumpToExceptionHandlerInCallerOp op = new SPARCHotSpotJumpToExceptionHandlerInCallerOp(handler, exceptionFixed, exceptionPcFixed, getGen().config.threadIsMethodHandleReturnOffset,
141 thread);
142 append(op);
143 }
144
145 @Override
146 protected void emitPrologue(StructuredGraph graph) {
147 super.emitPrologue(graph);
148 SPARCHotSpotSafepointOp.emitPrologue(this, getGen());
149 }
150
151 @Override
152 public void visitFullInfopointNode(FullInfopointNode i) {
153 if (i.getState() != null && i.getState().bci == BytecodeFrame.AFTER_BCI) {
154 i.getDebug().log("Ignoring InfopointNode for AFTER_BCI");
155 } else {
156 super.visitFullInfopointNode(i);
157 }
158 }
159
160 @Override
161 public void visitBreakpointNode(BreakpointNode node) {
162 JavaType[] sig = new JavaType[node.arguments().size()];
163 for (int i = 0; i < sig.length; i++) {
164 sig[i] = node.arguments().get(i).stamp(NodeView.DEFAULT).javaType(gen.getMetaAccess());
165 }
166
167 Value[] parameters = visitInvokeArguments(gen.getRegisterConfig().getCallingConvention(HotSpotCallingConventionType.JavaCall, null, sig, gen), node.arguments());
168 append(new SPARCBreakpointOp(parameters));
169 }
170 }