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comparison graal/com.oracle.jvmci.hotspot.amd64/src/com/oracle/jvmci/hotspot/amd64/AMD64HotSpotJVMCIBackendFactory.java @ 21733:27943aac2e3c

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Merge
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Thu, 04 Jun 2015 11:08:12 -0700
parents 2e8c01def9a5
children
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21732:bc2ec35a7189 21733:27943aac2e3c
1 /*
2 * Copyright (c) 2012, 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 com.oracle.jvmci.hotspot.amd64;
24
25 import static com.oracle.jvmci.hotspot.InitTimer.*;
26
27 import java.util.*;
28
29 import com.oracle.jvmci.amd64.*;
30 import com.oracle.jvmci.code.*;
31 import com.oracle.jvmci.hotspot.*;
32 import com.oracle.jvmci.meta.*;
33 import com.oracle.jvmci.runtime.*;
34 import com.oracle.jvmci.service.*;
35
36 @ServiceProvider(HotSpotJVMCIBackendFactory.class)
37 public class AMD64HotSpotJVMCIBackendFactory implements HotSpotJVMCIBackendFactory {
38
39 protected Architecture createArchitecture(HotSpotVMConfig config) {
40 return new AMD64(computeFeatures(config), computeFlags(config));
41 }
42
43 protected EnumSet<AMD64.CPUFeature> computeFeatures(HotSpotVMConfig config) {
44 // Configure the feature set using the HotSpot flag settings.
45 EnumSet<AMD64.CPUFeature> features = EnumSet.noneOf(AMD64.CPUFeature.class);
46 assert config.useSSE >= 2 : "minimum config for x64";
47 features.add(AMD64.CPUFeature.SSE);
48 features.add(AMD64.CPUFeature.SSE2);
49 if ((config.x86CPUFeatures & config.cpuSSE3) != 0) {
50 features.add(AMD64.CPUFeature.SSE3);
51 }
52 if ((config.x86CPUFeatures & config.cpuSSSE3) != 0) {
53 features.add(AMD64.CPUFeature.SSSE3);
54 }
55 if ((config.x86CPUFeatures & config.cpuSSE4A) != 0) {
56 features.add(AMD64.CPUFeature.SSE4a);
57 }
58 if ((config.x86CPUFeatures & config.cpuSSE41) != 0) {
59 features.add(AMD64.CPUFeature.SSE4_1);
60 }
61 if ((config.x86CPUFeatures & config.cpuSSE42) != 0) {
62 features.add(AMD64.CPUFeature.SSE4_2);
63 }
64 if ((config.x86CPUFeatures & config.cpuAVX) != 0) {
65 features.add(AMD64.CPUFeature.AVX);
66 }
67 if ((config.x86CPUFeatures & config.cpuAVX2) != 0) {
68 features.add(AMD64.CPUFeature.AVX2);
69 }
70 if ((config.x86CPUFeatures & config.cpuERMS) != 0) {
71 features.add(AMD64.CPUFeature.ERMS);
72 }
73 if ((config.x86CPUFeatures & config.cpuLZCNT) != 0) {
74 features.add(AMD64.CPUFeature.LZCNT);
75 }
76 if ((config.x86CPUFeatures & config.cpuPOPCNT) != 0) {
77 features.add(AMD64.CPUFeature.POPCNT);
78 }
79 if ((config.x86CPUFeatures & config.cpuAES) != 0) {
80 features.add(AMD64.CPUFeature.AES);
81 }
82 if ((config.x86CPUFeatures & config.cpu3DNOWPREFETCH) != 0) {
83 features.add(AMD64.CPUFeature.AMD_3DNOW_PREFETCH);
84 }
85 if ((config.x86CPUFeatures & config.cpuBMI1) != 0) {
86 features.add(AMD64.CPUFeature.BMI1);
87 }
88 return features;
89 }
90
91 protected EnumSet<AMD64.Flag> computeFlags(HotSpotVMConfig config) {
92 EnumSet<AMD64.Flag> flags = EnumSet.noneOf(AMD64.Flag.class);
93 if (config.useCountLeadingZerosInstruction) {
94 flags.add(AMD64.Flag.UseCountLeadingZerosInstruction);
95 }
96 if (config.useCountTrailingZerosInstruction) {
97 flags.add(AMD64.Flag.UseCountTrailingZerosInstruction);
98 }
99 return flags;
100 }
101
102 protected TargetDescription createTarget(HotSpotVMConfig config) {
103 final int stackFrameAlignment = 16;
104 final int implicitNullCheckLimit = 4096;
105 final boolean inlineObjects = true;
106 return new HotSpotTargetDescription(createArchitecture(config), true, stackFrameAlignment, implicitNullCheckLimit, inlineObjects);
107 }
108
109 protected HotSpotConstantReflectionProvider createConstantReflection(HotSpotJVMCIRuntimeProvider runtime) {
110 return new HotSpotConstantReflectionProvider(runtime);
111 }
112
113 protected RegisterConfig createRegisterConfig(HotSpotJVMCIRuntimeProvider runtime, TargetDescription target) {
114 return new AMD64HotSpotRegisterConfig(target.arch, runtime.getConfig());
115 }
116
117 protected HotSpotCodeCacheProvider createCodeCache(HotSpotJVMCIRuntimeProvider runtime, TargetDescription target, RegisterConfig regConfig) {
118 return new HotSpotCodeCacheProvider(runtime, runtime.getConfig(), target, regConfig);
119 }
120
121 protected HotSpotMetaAccessProvider createMetaAccess(HotSpotJVMCIRuntimeProvider runtime) {
122 return new HotSpotMetaAccessProvider(runtime);
123 }
124
125 public String getArchitecture() {
126 return "AMD64";
127 }
128
129 @Override
130 public String toString() {
131 return getJVMCIRuntimeName() + ":" + getArchitecture();
132 }
133
134 public JVMCIBackend createJVMCIBackend(HotSpotJVMCIRuntimeProvider runtime, JVMCIBackend host) {
135
136 assert host == null;
137 TargetDescription target = createTarget(runtime.getConfig());
138
139 RegisterConfig regConfig;
140 HotSpotCodeCacheProvider codeCache;
141 ConstantReflectionProvider constantReflection;
142 HotSpotMetaAccessProvider metaAccess;
143 try (InitTimer t = timer("create providers")) {
144 try (InitTimer rt = timer("create MetaAccess provider")) {
145 metaAccess = createMetaAccess(runtime);
146 }
147 try (InitTimer rt = timer("create RegisterConfig")) {
148 regConfig = createRegisterConfig(runtime, target);
149 }
150 try (InitTimer rt = timer("create CodeCache provider")) {
151 codeCache = createCodeCache(runtime, target, regConfig);
152 }
153 try (InitTimer rt = timer("create ConstantReflection provider")) {
154 constantReflection = createConstantReflection(runtime);
155 }
156 }
157 try (InitTimer rt = timer("instantiate backend")) {
158 return createBackend(metaAccess, codeCache, constantReflection);
159 }
160 }
161
162 protected JVMCIBackend createBackend(HotSpotMetaAccessProvider metaAccess, HotSpotCodeCacheProvider codeCache, ConstantReflectionProvider constantReflection) {
163 return new JVMCIBackend(metaAccess, codeCache, constantReflection);
164 }
165
166 public String getJVMCIRuntimeName() {
167 return "basic";
168 }
169 }