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					88 lines
				
				3.4 KiB
			
		
		
			
		
	
	
					88 lines
				
				3.4 KiB
			| 
											6 years ago
										 | #ifndef CLUTIL_H
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|  | #define CLUTIL_H
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|  | 
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|  | #include <stdint.h>
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|  | #include <stdio.h>
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|  | #include <stdlib.h>
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|  | 
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|  | #ifdef __APPLE__
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|  | #include <OpenCL/cl.h>
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|  | #else
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|  | #include <CL/cl.h>
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|  | #endif
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|  | 
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|  | #ifdef __cplusplus
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|  | extern "C" {
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|  | #endif
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|  | 
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|  | void clu_init(void);
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|  | 
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|  | cl_program cl_create_program_from_file(cl_context ctx, const char* path);
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|  | void cl_print_info(cl_platform_id platform, cl_device_id device);
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|  | void cl_print_build_errors(cl_program program, cl_device_id device);
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|  | void cl_print_build_errors(cl_program program, cl_device_id device);
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|  | 
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|  | cl_program cl_cached_program_from_hash(cl_context ctx, cl_device_id device_id, uint64_t hash);
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|  | cl_program cl_cached_program_from_string(cl_context ctx, cl_device_id device_id,
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|  |                                          const char* src, const char* args,
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|  |                                          uint64_t *out_hash);
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|  | cl_program cl_cached_program_from_file(cl_context ctx, cl_device_id device_id, const char* path, const char* args,
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|  |                                        uint64_t *out_hash);
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|  | 
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|  | cl_program cl_program_from_index(cl_context ctx, cl_device_id device_id, uint64_t index_hash);
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|  | 
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|  | cl_program cl_index_program_from_string(cl_context ctx, cl_device_id device_id,
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|  |                                         const char* src, const char* args,
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|  |                                         uint64_t index_hash);
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|  | cl_program cl_index_program_from_file(cl_context ctx, cl_device_id device_id, const char* path, const char* args,
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|  |                                       uint64_t index_hash);
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|  | 
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|  | uint64_t clu_index_hash(const char *s);
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|  | uint64_t clu_fnv_hash(const uint8_t *data, size_t len);
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|  | 
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|  | const char* cl_get_error_string(int err);
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|  | 
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|  | static inline int cl_check_error(int err) {
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|  |   if (err != 0) {
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|  |     fprintf(stderr, "%s\n", cl_get_error_string(err));
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|  |     exit(1);
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|  |   }
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|  |   return err;
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|  | }
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|  | 
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|  | 
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|  | // // string hash macro. compiler, I'm so sorry.
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|  | #define CLU_H1(s,i,x)   (x*65599ULL+(uint8_t)s[(i)<strlen(s)?strlen(s)-1-(i):strlen(s)])
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|  | #define CLU_H4(s,i,x)   CLU_H1(s,i,CLU_H1(s,i+1,CLU_H1(s,i+2,CLU_H1(s,i+3,x))))
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|  | #define CLU_H16(s,i,x)  CLU_H4(s,i,CLU_H4(s,i+4,CLU_H4(s,i+8,CLU_H4(s,i+12,x))))
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|  | #define CLU_H64(s,i,x)  CLU_H16(s,i,CLU_H16(s,i+16,CLU_H16(s,i+32,CLU_H16(s,i+48,x))))
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|  | // #define CLU_H256(s,i,x) CLU_H64(s,i,CLU_H64(s,i+64,CLU_H64(s,i+128,CLU_H64(s,i+192,x))))
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|  | #define CLU_H128(s,i,x) CLU_H64(s,i,CLU_H64(s,i+64,x))
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|  | #define CLU_HASH(s)    ((uint64_t)(CLU_H128(s,0,0)^(CLU_H128(s,0,0)>>32)))
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|  | 
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|  | #define CLU_STRINGIFY(x) #x
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|  | #define CLU_STRINGIFY2(x) CLU_STRINGIFY(x)
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|  | #define CLU_LINESTR CLU_STRINGIFY2(__LINE__)
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|  | 
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|  | #ifdef CLU_NO_SRC
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|  | 
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|  |  #define CLU_LOAD_FROM_STRING(ctx, device_id, src, args) \
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|  |   cl_program_from_index(ctx, device_id, CLU_HASH("\1" __FILE__ "\1" CLU_LINESTR) ^ clu_fnv_hash((const uint8_t*)__func__, strlen(__func__)) ^ clu_fnv_hash((const uint8_t*)args, strlen(args)))
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|  |  #define CLU_LOAD_FROM_FILE(ctx, device_id, path, args) \
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|  |   cl_program_from_index(ctx, device_id, CLU_HASH("\2" path) ^ clu_fnv_hash((const uint8_t*)args, strlen(args)))
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|  | 
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|  | #else
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|  | 
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|  |  #define CLU_LOAD_FROM_STRING(ctx, device_id, src, args) \
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|  |   cl_index_program_from_string(ctx, device_id, src, args, clu_index_hash("\1" __FILE__ "\1" CLU_LINESTR) ^ clu_fnv_hash((const uint8_t*)__func__, strlen(__func__)) ^ clu_fnv_hash((const uint8_t*)args, strlen(args)))
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|  |  #define CLU_LOAD_FROM_FILE(ctx, device_id, path, args) \
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|  |   cl_index_program_from_file(ctx, device_id, path, args, clu_index_hash("\2" path) ^ clu_fnv_hash((const uint8_t*)args, strlen(args)))
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|  | 
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|  | #endif
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|  | 
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|  | #ifdef __cplusplus
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|  | }
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|  | #endif
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|  | 
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|  | #endif
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