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comparison src/share/vm/graal/graalCompilerToGPU.cpp @ 9430:147162b27799

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GRAAL-234 - PTX code loading
author Morris Meyer <morris.meyer@oracle.com>
date Tue, 30 Apr 2013 08:17:55 -0400
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children ed6202820ecf
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9429:aaf8798b0969 9430:147162b27799
1 /*
2 * Copyright (c) 2013, 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 #include "precompiled.hpp"
25
26 #include "graal/graalCompiler.hpp"
27 #include "graal/graalEnv.hpp"
28 #include "runtime/gpu.hpp"
29
30
31 // Entry to native method implementation that transitions current thread to '_thread_in_vm'.
32 #define C2V_VMENTRY(result_type, name, signature) \
33 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
34 TRACE_graal_3("CompilerToGPU::" #name); \
35 GRAAL_VM_ENTRY_MARK; \
36
37 // Entry to native method implementation that calls a JNI function
38 // and hence cannot transition current thread to '_thread_in_vm'.
39 #define C2V_ENTRY(result_type, name, signature) \
40 JNIEXPORT result_type JNICALL c2v_ ## name signature { \
41 TRACE_graal_3("CompilerToGPU::" #name); \
42
43 #define C2V_END }
44
45
46 C2V_VMENTRY(jlong, generateKernel, (JNIEnv *env, jobject, jbyteArray code, jstring name))
47 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false && gpu::is_initialized()) {
48 tty->print_cr("generateKernel - not available / no linkage / not initialized");
49 return 0;
50 }
51 jboolean is_copy;
52 jbyte *bytes = env->GetByteArrayElements(code, &is_copy);
53 jint len = env->GetArrayLength(code);
54 const char *namestr = env->GetStringUTFChars(name, &is_copy);
55 gpu::generate_kernel((unsigned char *)bytes, len, namestr);
56 env->ReleaseByteArrayElements(code, bytes, 0);
57 env->ReleaseStringUTFChars(name, namestr);
58
59 return 42;
60 C2V_END
61
62 C2V_VMENTRY(jboolean, deviceInit, (JNIEnv *env, jobject))
63 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false) {
64 tty->print_cr("deviceInit - not available / no linkage");
65 return false;
66 }
67 if (gpu::is_initialized()) {
68 tty->print_cr("deviceInit - already initialized");
69 return true;
70 }
71 gpu::initialize_gpu();
72 return gpu::is_initialized();
73 C2V_END
74
75 C2V_VMENTRY(jboolean, deviceDetach, (JNIEnv *env, jobject))
76 return true;
77 C2V_END
78
79
80 #define CC (char*) /*cast a literal from (const char*)*/
81 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(c2v_ ## f))
82
83 #define RESOLVED_TYPE "Lcom/oracle/graal/api/meta/ResolvedJavaType;"
84 #define TYPE "Lcom/oracle/graal/api/meta/JavaType;"
85 #define METHOD "Lcom/oracle/graal/api/meta/JavaMethod;"
86 #define FIELD "Lcom/oracle/graal/api/meta/JavaField;"
87 #define SIGNATURE "Lcom/oracle/graal/api/meta/Signature;"
88 #define CONSTANT_POOL "Lcom/oracle/graal/api/meta/ConstantPool;"
89 #define CONSTANT "Lcom/oracle/graal/api/meta/Constant;"
90 #define KIND "Lcom/oracle/graal/api/meta/Kind;"
91 #define LOCAL "Lcom/oracle/graal/api/meta/Local;"
92 #define RUNTIME_CALL "Lcom/oracle/graal/api/code/RuntimeCall;"
93 #define EXCEPTION_HANDLERS "[Lcom/oracle/graal/api/meta/ExceptionHandler;"
94 #define REFLECT_METHOD "Ljava/lang/reflect/Method;"
95 #define REFLECT_CONSTRUCTOR "Ljava/lang/reflect/Constructor;"
96 #define REFLECT_FIELD "Ljava/lang/reflect/Field;"
97 #define STRING "Ljava/lang/String;"
98 #define OBJECT "Ljava/lang/Object;"
99 #define CLASS "Ljava/lang/Class;"
100 #define STACK_TRACE_ELEMENT "Ljava/lang/StackTraceElement;"
101 #define HS_RESOLVED_TYPE "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedObjectType;"
102 #define HS_RESOLVED_JAVA_TYPE "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaType;"
103 #define HS_RESOLVED_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaMethod;"
104 #define HS_RESOLVED_FIELD "Lcom/oracle/graal/hotspot/meta/HotSpotResolvedJavaField;"
105 #define HS_COMP_RESULT "Lcom/oracle/graal/hotspot/HotSpotCompilationResult;"
106 #define HS_CONFIG "Lcom/oracle/graal/hotspot/HotSpotVMConfig;"
107 #define HS_METHOD "Lcom/oracle/graal/hotspot/meta/HotSpotMethod;"
108 #define HS_INSTALLED_CODE "Lcom/oracle/graal/hotspot/meta/HotSpotInstalledCode;"
109 #define METHOD_DATA "Lcom/oracle/graal/hotspot/meta/HotSpotMethodData;"
110 #define METASPACE_METHOD "J"
111 #define METASPACE_METHOD_DATA "J"
112 #define NMETHOD "J"
113 #define GPUSPACE_METHOD "J"
114
115 JNINativeMethod CompilerToGPU_methods[] = {
116 {CC"generateKernel", CC"([B" STRING ")"GPUSPACE_METHOD, FN_PTR(generateKernel)},
117 {CC"deviceInit", CC"()Z", FN_PTR(deviceInit)},
118 {CC"deviceDetach", CC"()Z", FN_PTR(deviceDetach)},
119 };
120
121 int CompilerToGPU_methods_count() {
122 return sizeof(CompilerToGPU_methods) / sizeof(JNINativeMethod);
123 }
124