thodg/cgminer/device-cpu.h

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• Hash : 713e8be6
  Author :
  Date : 2012-02-04T14:22:47
  

  move CPU chipset specific optimization into device-cpu

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• device-cpu.h

• #ifndef __DEVICE_CPU_H__
  #define __DEVICE_CPU_H__
  
  #include "miner.h" /* for work_restart, TODO: re-factor dependency */
  
  #include "config.h"
  #include <stdbool.h>
  
  #ifndef OPT_SHOW_LEN
  #define OPT_SHOW_LEN 80
  #endif
  
  #ifdef __SSE2__
  #define WANT_SSE2_4WAY 1
  #endif
  
  #ifdef __ALTIVEC__
  #define WANT_ALTIVEC_4WAY 1
  #endif
  
  #if defined(__i386__) && defined(HAS_YASM) && defined(__SSE2__)
  #define WANT_X8632_SSE2 1
  #endif
  
  #if (defined(__i386__) || defined(__x86_64__)) &&  !defined(__APPLE__)
  #define WANT_VIA_PADLOCK 1
  #endif
  
  #if defined(__x86_64__) && defined(HAS_YASM)
  #define WANT_X8664_SSE2 1
  #endif
  
  #if defined(__x86_64__) && defined(HAS_YASM)
  #define WANT_X8664_SSE4 1
  #endif
  
  enum sha256_algos {
  	ALGO_C,			/* plain C */
  	ALGO_4WAY,		/* parallel SSE2 */
  	ALGO_VIA,		/* VIA padlock */
  	ALGO_CRYPTOPP,		/* Crypto++ (C) */
  	ALGO_CRYPTOPP_ASM32,	/* Crypto++ 32-bit assembly */
  	ALGO_SSE2_32,		/* SSE2 for x86_32 */
  	ALGO_SSE2_64,		/* SSE2 for x86_64 */
  	ALGO_SSE4_64,		/* SSE4 for x86_64 */
  	ALGO_ALTIVEC_4WAY,	/* parallel Altivec */
  };
  
  extern const char *algo_names[];
  extern bool opt_usecpu;
  extern struct device_api cpu_api;
  
  extern char *set_algo(const char *arg, enum sha256_algos *algo);
  extern void show_algo(char buf[OPT_SHOW_LEN], const enum sha256_algos *algo);
  extern char *force_nthreads_int(const char *arg, int *i);
  extern void init_max_name_len();
  extern double bench_algo_stage3(enum sha256_algos algo);
  
  #endif /* __DEVICE_CPU_H__ */
  

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