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annotate src/share/vm/graal/graalCompilerToGPU.cpp @ 9983:13384d19fec0

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Merge
author Christos Kotselidis <christos.kotselidis@oracle.com>
date Tue, 11 Jun 2013 00:00:40 +0200
parents ed6202820ecf
children 7a3499bf5e2c
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 #include "precompiled.hpp"
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25
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26 #include "graal/graalCompiler.hpp"
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27 #include "graal/graalEnv.hpp"
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28 #include "runtime/gpu.hpp"
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29
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30
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31 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
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32 #define C2V_VMENTRY(result_type, name, signature) \
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33 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
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34 TRACE_graal_3("CompilerToGPU::" #name); \
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35 GRAAL_VM_ENTRY_MARK; \
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36
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37 // Entry to native method implementation that calls a JNI function
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38 // and hence cannot transition current thread to '_thread_in_vm'.
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39 #define C2V_ENTRY(result_type, name, signature) \
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40 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
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41 TRACE_graal_3("CompilerToGPU::" #name); \
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42
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43 #define C2V_END }
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44
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45
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46 C2V_VMENTRY(jlong, generateKernel, (JNIEnv *env, jobject, jbyteArray code, jstring name))
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47 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false && gpu::is_initialized()) {
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48 tty->print_cr("generateKernel - not available / no linkage / not initialized");
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49 return 0;
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50 }
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51 jboolean is_copy;
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52 jbyte *bytes = env->GetByteArrayElements(code, &is_copy);
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53 jint len = env->GetArrayLength(code);
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54 const char *namestr = env->GetStringUTFChars(name, &is_copy);
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55 gpu::generate_kernel((unsigned char *)bytes, len, namestr);
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56 env->ReleaseByteArrayElements(code, bytes, 0);
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57 env->ReleaseStringUTFChars(name, namestr);
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58
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59 return 42;
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60 C2V_END
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61
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62 C2V_VMENTRY(jboolean, deviceInit, (JNIEnv *env, jobject))
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63 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false) {
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64 tty->print_cr("deviceInit - not available / no linkage");
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65 return false;
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66 }
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67 if (gpu::is_initialized()) {
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68 tty->print_cr("deviceInit - already initialized");
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69 return true;
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70 }
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71 gpu::initialize_gpu();
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72 return gpu::is_initialized();
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73 C2V_END
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74
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75 C2V_VMENTRY(jboolean, deviceDetach, (JNIEnv *env, jobject))
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76 return true;
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77 C2V_END
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78
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79
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80 #define CC (char*) /*cast a literal from (const char*)*/
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81 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
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82
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83 #define RESOLVED_TYPE "Lcom/oracle/graal/api/meta/ResolvedJavaType;"
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84 #define TYPE "Lcom/oracle/graal/api/meta/JavaType;"
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85 #define METHOD "Lcom/oracle/graal/api/meta/JavaMethod;"
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86 #define FIELD "Lcom/oracle/graal/api/meta/JavaField;"
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87 #define SIGNATURE "Lcom/oracle/graal/api/meta/Signature;"
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88 #define CONSTANT_POOL "Lcom/oracle/graal/api/meta/ConstantPool;"
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89 #define CONSTANT "Lcom/oracle/graal/api/meta/Constant;"
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90 #define KIND "Lcom/oracle/graal/api/meta/Kind;"
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91 #define LOCAL "Lcom/oracle/graal/api/meta/Local;"
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92 #define RUNTIME_CALL "Lcom/oracle/graal/api/code/RuntimeCall;"
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93 #define EXCEPTION_HANDLERS "[Lcom/oracle/graal/api/meta/ExceptionHandler;"
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94 #define REFLECT_METHOD "Ljava/lang/reflect/Method;"
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95 #define REFLECT_CONSTRUCTOR "Ljava/lang/reflect/Constructor;"
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96 #define REFLECT_FIELD "Ljava/lang/reflect/Field;"
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97 #define STRING "Ljava/lang/String;"
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98 #define OBJECT "Ljava/lang/Object;"
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99 #define CLASS "Ljava/lang/Class;"
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100 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
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101 #define HS_RESOLVED_TYPE "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedObjectType;"
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102 #define HS_RESOLVED_JAVA_TYPE "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaType;"
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103 #define HS_RESOLVED_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod;"
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104 #define HS_RESOLVED_FIELD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaField;"
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105 #define HS_COMPILED_CODE "Lcom/oracle/graal/hotspot/HotSpotCompiledCode;"
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106 #define HS_CONFIG "Lcom/oracle/graal/hotspot/HotSpotVMConfig;"
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107 #define HS_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotMethod;"
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108 #define HS_INSTALLED_CODE "Lcom/oracle/graal/hotspot/meta/HotSpotInstalledCode;"
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109 #define METHOD_DATA "Lcom/oracle/graal/hotspot/meta/HotSpotMethodData;"
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110 #define METASPACE_METHOD "J"
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111 #define METASPACE_METHOD_DATA "J"
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112 #define NMETHOD "J"
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113 #define GPUSPACE_METHOD "J"
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114
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115 JNINativeMethod CompilerToGPU_methods[] = {
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116 {CC"generateKernel", CC"([B" STRING ")"GPUSPACE_METHOD, FN_PTR(generateKernel)},
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117 {CC"deviceInit", CC"()Z", FN_PTR(deviceInit)},
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118 {CC"deviceDetach", CC"()Z", FN_PTR(deviceDetach)},
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119 };
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120
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121 int CompilerToGPU_methods_count() {
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122 return sizeof(CompilerToGPU_methods) / sizeof(JNINativeMethod);
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123 }
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124