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comparison src/share/vm/graal/graalCompilerToGPU.cpp @ 13648:27acedac70b7

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added support for @ParallelOver annotation in PTX kernel call wrapper
author Doug Simon <doug.simon@oracle.com>
date Wed, 15 Jan 2014 20:24:13 +0100
parents 1dabd01a73bd
children
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13647:8edc6b0779f0 13648:27acedac70b7
46 #define C2V_END } 46 #define C2V_END }
47 47
48 48
49 C2V_ENTRY(jlong, generateKernel, (JNIEnv *env, jobject, jbyteArray code, jstring name)) 49 C2V_ENTRY(jlong, generateKernel, (JNIEnv *env, jobject, jbyteArray code, jstring name))
50 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false && gpu::is_initialized()) { 50 if (gpu::is_available() == false || gpu::has_gpu_linkage() == false && gpu::is_initialized()) {
51 tty->print_cr("generateKernel - not available / no linkage / not initialized"); 51 if (TraceGPUInteraction) {
52 tty->print_cr("generateKernel - not available / no linkage / not initialized");
53 }
52 return 0; 54 return 0;
53 } 55 }
54 jboolean is_copy; 56 jboolean is_copy;
55 jbyte *bytes = env->GetByteArrayElements(code, &is_copy); 57 jbyte *bytes = env->GetByteArrayElements(code, &is_copy);
56 jint len = env->GetArrayLength(code); 58 jint len = env->GetArrayLength(code);
57 const char *namestr = env->GetStringUTFChars(name, &is_copy); 59 const char *namestr = env->GetStringUTFChars(name, &is_copy);
58 void *kernel = gpu::generate_kernel((unsigned char *)bytes, len, namestr); 60 void *kernel = gpu::generate_kernel((unsigned char *)bytes, len, namestr);
59 if (kernel == NULL) { 61 if (kernel == NULL) {
60 tty->print_cr("[CUDA] *** Error: Failed to compile kernel"); 62 tty->print_cr("[CUDA] *** Error: Failed to compile kernel");
61 } 63 } else if (TraceGPUInteraction) {
62 else if (TraceGPUInteraction) {
63 tty->print_cr("[CUDA] Generated kernel"); 64 tty->print_cr("[CUDA] Generated kernel");
64 } 65 }
65 env->ReleaseByteArrayElements(code, bytes, 0); 66 env->ReleaseByteArrayElements(code, bytes, 0);
66 env->ReleaseStringUTFChars(name, namestr); 67 env->ReleaseStringUTFChars(name, namestr);
67 68