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/*
BLIS
An object-based framework for developing high-performance BLAS-like
libraries.
Copyright (C) 2014, The University of Texas at Austin
Copyright (C) 2019, Advanced Micro Devices, Inc.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- 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.
- Neither the name(s) of the copyright holder(s) nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"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 COPYRIGHT
HOLDER 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.
*/
#include "blis.h"
//
// Define BLAS-to-BLIS interfaces.
//
#ifdef BLIS_BLAS3_CALLS_TAPI
#undef GENTFUNCCO
#define GENTFUNCCO( ftype, ftype_r, ch, chr, blasname, blisname ) \
\
void PASTEF77(ch,blasname) \
( \
const f77_char* uploc, \
const f77_char* transa, \
const f77_int* m, \
const f77_int* k, \
const ftype_r* alpha, \
const ftype* a, const f77_int* lda, \
const ftype_r* beta, \
ftype* c, const f77_int* ldc \
) \
{ \
uplo_t blis_uploc; \
trans_t blis_transa; \
dim_t m0, k0; \
\
/* Initialize BLIS. */ \
bli_init_auto(); \
\
/* Perform BLAS parameter checking. */ \
PASTEBLACHK(blasname) \
( \
MKSTR(ch), \
MKSTR(blasname), \
uploc, \
transa, \
m, \
k, \
lda, \
ldc \
); \
\
/* Map BLAS chars to their corresponding BLIS enumerated type value. */ \
bli_param_map_netlib_to_blis_uplo( *uploc, &blis_uploc ); \
bli_param_map_netlib_to_blis_trans( *transa, &blis_transa ); \
\
/* Typecast BLAS integers to BLIS integers. */ \
bli_convert_blas_dim1( *m, m0 ); \
bli_convert_blas_dim1( *k, k0 ); \
\
/* We emulate the BLAS early return behavior with the following
conditional, which returns if one of the following is true:
- matrix C is empty
- the rank-k product is empty (either because alpha is zero or k
is zero) AND matrix C is not scaled. */ \
if ( m0 == 0 || \
( ( PASTEMAC(chr,eq0)( *alpha ) || k0 == 0 ) \
&& PASTEMAC(chr,eq1)( *beta ) \
) \
) \
{ \
/* Finalize BLIS. */ \
bli_finalize_auto(); \
\
return; \
} \
\
/* Set the row and column strides of the matrix operands. */ \
const inc_t rs_a = 1; \
const inc_t cs_a = *lda; \
const inc_t rs_c = 1; \
const inc_t cs_c = *ldc; \
\
/* Call BLIS interface. */ \
PASTEMAC2(ch,blisname,BLIS_TAPI_EX_SUF) \
( \
blis_uploc, \
blis_transa, \
m0, \
k0, \
(ftype_r*)alpha, \
(ftype*)a, rs_a, cs_a, \
(ftype_r*)beta, \
(ftype*)c, rs_c, cs_c, \
NULL, \
NULL \
); \
\
/* Finalize BLIS. */ \
bli_finalize_auto(); \
}
#else
#undef GENTFUNCCO
#define GENTFUNCCO( ftype, ftype_r, ch, chr, blasname, blisname ) \
\
void PASTEF77(ch,blasname) \
( \
const f77_char* uploc, \
const f77_char* transa, \
const f77_int* m, \
const f77_int* k, \
const ftype_r* alpha, \
const ftype* a, const f77_int* lda, \
const ftype_r* beta, \
ftype* c, const f77_int* ldc \
) \
{ \
uplo_t blis_uploc; \
trans_t blis_transa; \
dim_t m0, k0; \
\
/* Initialize BLIS. */ \
bli_init_auto(); \
\
/* Perform BLAS parameter checking. */ \
PASTEBLACHK(blasname) \
( \
MKSTR(ch), \
MKSTR(blasname), \
uploc, \
transa, \
m, \
k, \
lda, \
ldc \
); \
\
/* Map BLAS chars to their corresponding BLIS enumerated type value. */ \
bli_param_map_netlib_to_blis_uplo( *uploc, &blis_uploc ); \
bli_param_map_netlib_to_blis_trans( *transa, &blis_transa ); \
\
/* Typecast BLAS integers to BLIS integers. */ \
bli_convert_blas_dim1( *m, m0 ); \
bli_convert_blas_dim1( *k, k0 ); \
\
/* We emulate the BLAS early return behavior with the following
conditional, which returns if one of the following is true:
- matrix C is empty
- the rank-k product is empty (either because alpha is zero or k
is zero) AND matrix C is not scaled. */ \
if ( m0 == 0 || \
( ( PASTEMAC(chr,eq0)( *alpha ) || k0 == 0 ) \
&& PASTEMAC(chr,eq1)( *beta ) \
) \
) \
{ \
/* Finalize BLIS. */ \
bli_finalize_auto(); \
\
return; \
} \
\
/* Set the row and column strides of the matrix operands. */ \
const inc_t rs_a = 1; \
const inc_t cs_a = *lda; \
const inc_t rs_c = 1; \
const inc_t cs_c = *ldc; \
\
const num_t dt_r = PASTEMAC(chr,type); \
const num_t dt = PASTEMAC(ch,type); \
\
const struc_t strucc = BLIS_HERMITIAN; \
\
obj_t alphao = BLIS_OBJECT_INITIALIZER_1X1; \
obj_t ao = BLIS_OBJECT_INITIALIZER; \
obj_t betao = BLIS_OBJECT_INITIALIZER_1X1; \
obj_t co = BLIS_OBJECT_INITIALIZER; \
\
dim_t m0_a, n0_a; \
\
bli_set_dims_with_trans( blis_transa, m0, k0, &m0_a, &n0_a ); \
\
bli_obj_init_finish_1x1( dt_r, (ftype_r*)alpha, &alphao ); \
bli_obj_init_finish_1x1( dt_r, (ftype_r*)beta, &betao ); \
\
bli_obj_init_finish( dt, m0_a, n0_a, (ftype*)a, rs_a, cs_a, &ao ); \
bli_obj_init_finish( dt, m0, m0, (ftype*)c, rs_c, cs_c, &co ); \
\
bli_obj_set_uplo( blis_uploc, &co ); \
bli_obj_set_conjtrans( blis_transa, &ao ); \
\
bli_obj_set_struc( strucc, &co ); \
\
PASTEMAC(blisname,BLIS_OAPI_EX_SUF) \
( \
&alphao, \
&ao, \
&betao, \
&co, \
NULL, \
NULL \
); \
\
/* Finalize BLIS. */ \
bli_finalize_auto(); \
}
#endif
#ifdef BLIS_ENABLE_BLAS
INSERT_GENTFUNCCO_BLAS( herk, herk )
#endif
|
