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comparison src/gpu/ptx/vm/gpu_ptx.hpp @ 13819:49db2c1e3bee

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added support for co-existing GPU backends (JBS:GRAAL-1)
author Doug Simon <doug.simon@oracle.com>
date Thu, 30 Jan 2014 00:52:33 +0100
parents 80cd5c3b8827
children 8053c3ede984
comparison
equal deleted inserted replaced
13818:d2f520f46180 13819:49db2c1e3bee
86 86
87 #define GRAAL_CU_CTX_MAP_HOST 0x08 87 #define GRAAL_CU_CTX_MAP_HOST 0x08
88 #define GRAAL_CU_CTX_SCHED_BLOCKING_SYNC 0x04 88 #define GRAAL_CU_CTX_SCHED_BLOCKING_SYNC 0x04
89 89
90 class Ptx { 90 class Ptx {
91 friend class gpu;
92 friend class PtxCall; 91 friend class PtxCall;
93 92
94 protected: 93 private:
95 static bool probe_linkage(); 94
96 static bool initialize_gpu(); 95 static JNINativeMethod PTX_methods[];
97 static unsigned int total_cores(); 96
98 static void* get_context(); 97 // static native boolean initialize();
99 static void* generate_kernel(unsigned char *code, int code_len, const char *name); 98 static jboolean initialize(JNIEnv* env, jclass);
100 static bool execute_warp(int dimX, int dimY, int dimZ, address kernel, PTXKernelArguments & ka, JavaValue &ret); 99
101 static bool execute_kernel(address kernel, PTXKernelArguments & ka, JavaValue &ret); 100 // static native long generateKernel(byte[] targetCode, String name);
101 static jlong generate_kernel(JNIEnv *env, jclass, jbyteArray code_handle, jstring name_handle);
102
103 // static native long getLaunchKernelAddress();
104 static jlong get_execute_kernel_from_vm_address(JNIEnv *env, jclass);
105
106 // static native int getAvailableProcessors0();
107 static jint get_total_cores(JNIEnv *env, jobject);
108
109 // Links the CUDA driver library functions
110 static bool link();
111
112 static int ncores(int major, int minor);
113
102 public: 114 public:
115 // Registers the implementations for the native methods in PTXHotSpotBackend
116 static bool register_natives(JNIEnv* env);
117
103 #if defined(__x86_64) || defined(AMD64) || defined(_M_AMD64) 118 #if defined(__x86_64) || defined(AMD64) || defined(_M_AMD64)
104 typedef unsigned long long CUdeviceptr; 119 typedef unsigned long long CUdeviceptr;
105 #else 120 #else
106 typedef unsigned int CUdeviceptr; 121 typedef unsigned int CUdeviceptr;
107 #endif 122 #endif