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