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/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#ifndef COMMON_THREAD
#define COMMON_THREAD
#ifdef USE_OPENMP
#include <omp.h>
extern void goto_set_num_threads(int nthreads);
#endif
/* Basic Thread Debugging */
#undef SMP_DEBUG
/* Thread Timing Debugging */
#undef TIMING_DEBUG
/* Global Parameter */
extern int blas_cpu_number;
extern int blas_num_threads;
extern int blas_omp_linked;
#define BLAS_LEGACY 0x8000U
#define BLAS_PTHREAD 0x4000U
#define BLAS_NODE 0x2000U
#define BLAS_PREC 0x0003U
#define BLAS_SINGLE 0x0000U
#define BLAS_DOUBLE 0x0001U
#define BLAS_XDOUBLE 0x0002U
#define BLAS_REAL 0x0000U
#define BLAS_COMPLEX 0x0004U
#define BLAS_TRANSA 0x0030U /* 2bit */
#define BLAS_TRANSA_N 0x0000U
#define BLAS_TRANSA_T 0x0010U
#define BLAS_TRANSA_R 0x0020U
#define BLAS_TRANSA_C 0x0030U
#define BLAS_TRANSA_SHIFT 4
#define BLAS_TRANSB 0x0300U /* 2bit */
#define BLAS_TRANSB_N 0x0000U
#define BLAS_TRANSB_T 0x0100U
#define BLAS_TRANSB_R 0x0200U
#define BLAS_TRANSB_C 0x0300U
#define BLAS_TRANSB_SHIFT 8
#define BLAS_RSIDE 0x0400U
#define BLAS_RSIDE_SHIFT 10
#define BLAS_UPLO 0x0800U
#define BLAS_UPLO_SHIFT 11
#define BLAS_STATUS_NOTYET 0
#define BLAS_STATUS_QUEUED 1
#define BLAS_STATUS_RUNNING 2
#define BLAS_STATUS_FINISHED 4
typedef struct blas_queue {
void *routine;
BLASLONG position;
BLASLONG assigned;
blas_arg_t *args;
void *range_m;
void *range_n;
void *sa, *sb;
struct blas_queue *next;
#if defined( __WIN32__) || defined(__CYGWIN32__)
CRITICAL_SECTION lock;
HANDLE finish;
#else
pthread_mutex_t lock;
pthread_cond_t finished;
#endif
int mode, status;
#ifdef CONSISTENT_FPCSR
unsigned int sse_mode, x87_mode;
#endif
#ifdef SMP_DEBUG
int num;
#endif
#ifdef TIMING_DEBUG
unsigned int clocks;
#endif
} blas_queue_t;
#ifdef SMP_SERVER
extern int blas_server_avail;
static __inline int num_cpu_avail(int level) {
#ifdef USE_OPENMP
int openmp_nthreads=0;
#endif
if (blas_cpu_number == 1
#ifdef USE_OPENMP
|| omp_in_parallel()
#endif
) return 1;
#ifdef USE_OPENMP
openmp_nthreads=omp_get_max_threads();
if (blas_cpu_number != openmp_nthreads) {
goto_set_num_threads(openmp_nthreads);
}
#endif
return blas_cpu_number;
}
static __inline void blas_queue_init(blas_queue_t *queue){
queue -> sa = NULL;
queue -> sb = NULL;
queue-> next = NULL;
}
int blas_thread_init(void);
int BLASFUNC(blas_thread_shutdown)(void);
int exec_blas(BLASLONG, blas_queue_t *);
int exec_blas_async(BLASLONG, blas_queue_t *);
int exec_blas_async_wait(BLASLONG, blas_queue_t *);
#else
int exec_blas_async(BLASLONG num_cpu, blas_param_t *param, pthread_t *);
int exec_blas_async_wait(BLASLONG num_cpu, pthread_t *blas_threads);
int exec_blas(BLASLONG num_cpu, blas_param_t *param, void *buffer);
#endif
#ifndef ASSEMBLER
int blas_level1_thread(int mode, BLASLONG m, BLASLONG n, BLASLONG k, void *alpha,
void *a, BLASLONG lda,
void *b, BLASLONG ldb,
void *c, BLASLONG ldc, int (*function)(), int threads);
int gemm_thread_m (int mode, blas_arg_t *, BLASLONG *, BLASLONG *, int (*function)(), void *, void *, BLASLONG);
int gemm_thread_n (int mode, blas_arg_t *, BLASLONG *, BLASLONG *, int (*function)(), void *, void *, BLASLONG);
int gemm_thread_mn(int mode, blas_arg_t *, BLASLONG *, BLASLONG *, int (*function)(), void *, void *, BLASLONG);
int gemm_thread_variable(int mode, blas_arg_t *, BLASLONG *, BLASLONG *, int (*function)(), void *, void *, BLASLONG, BLASLONG);
int trsm_thread(int mode, BLASLONG m, BLASLONG n,
double alpha_r, double alpha_i,
void *a, BLASLONG lda,
void *c, BLASLONG ldc, int (*function)(), void *buffer);
int syrk_thread(int mode, blas_arg_t *, BLASLONG *, BLASLONG *, int (*function)(), void *, void *, BLASLONG);
int beta_thread(int mode, BLASLONG m, BLASLONG n,
double alpha_r, double alpha_i,
void *c, BLASLONG ldc, int (*fuction)());
int getrf_thread(int mode, BLASLONG m, BLASLONG n, BLASLONG k,
void *offsetA, BLASLONG lda,
void *offsetB, BLASLONG jb,
void *ipiv, BLASLONG offset, int (*function)(), void *buffer);
#endif /* ENDIF ASSEMBLER */
#endif
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