/* BLIS An object-based framework for developing high-performance BLAS-like libraries. Copyright (C) 2014, The University of Texas at Austin 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" // // -- dgemm -------------------------------------------------------------------- // #undef CH #define CH d #undef CTYPE #define CTYPE double #undef ZERO #define ZERO 0.0 #undef MR #define MR 4 #undef NR #define NR 8 //void PASTEMAC4(CH,gemm,BLIS_CNAME_INFIX,BLIS_REF_SUF,_4x8) void PASTEMAC6(CH,gemm,BLIS_CNAME_REF_SUFFIX,_,MR,x,NR) ( dim_t k, CTYPE* restrict alpha, CTYPE* restrict a, CTYPE* restrict b, CTYPE* restrict beta, CTYPE* restrict c, inc_t rs_c, inc_t cs_c, auxinfo_t* restrict data, cntx_t* restrict cntx ) { const dim_t cs_a = MR; const dim_t rs_b = NR; CTYPE ab00 = ZERO, ab01 = ZERO, ab02 = ZERO, ab03 = ZERO; CTYPE ab10 = ZERO, ab11 = ZERO, ab12 = ZERO, ab13 = ZERO; CTYPE ab20 = ZERO, ab21 = ZERO, ab22 = ZERO, ab23 = ZERO; CTYPE ab30 = ZERO, ab31 = ZERO, ab32 = ZERO, ab33 = ZERO; CTYPE ab04 = ZERO, ab05 = ZERO, ab06 = ZERO, ab07 = ZERO; CTYPE ab14 = ZERO, ab15 = ZERO, ab16 = ZERO, ab17 = ZERO; CTYPE ab24 = ZERO, ab25 = ZERO, ab26 = ZERO, ab27 = ZERO; CTYPE ab34 = ZERO, ab35 = ZERO, ab36 = ZERO, ab37 = ZERO; // Perform a series of k rank-1 updates into ab. for ( ; k != 0; --k ) { const CTYPE a0 = a[0]; ab00 += a0*b[0]; ab01 += a0*b[1]; ab02 += a0*b[2]; ab03 += a0*b[3]; ab04 += a0*b[4]; ab05 += a0*b[5]; ab06 += a0*b[6]; ab07 += a0*b[7]; const CTYPE a1 = a[1]; ab10 += a1*b[0]; ab11 += a1*b[1]; ab12 += a1*b[2]; ab13 += a1*b[3]; ab14 += a1*b[4]; ab15 += a1*b[5]; ab16 += a1*b[6]; ab17 += a1*b[7]; const CTYPE a2 = a[2]; ab20 += a2*b[0]; ab21 += a2*b[1]; ab22 += a2*b[2]; ab23 += a2*b[3]; ab24 += a2*b[4]; ab25 += a2*b[5]; ab26 += a2*b[6]; ab27 += a2*b[7]; const CTYPE a3 = a[3]; ab30 += a3*b[0]; ab31 += a3*b[1]; ab32 += a3*b[2]; ab33 += a3*b[3]; ab34 += a3*b[4]; ab35 += a3*b[5]; ab36 += a3*b[6]; ab37 += a3*b[7]; a += cs_a; b += rs_b; } // Scale each element of ab by alpha. if ( !PASTEMAC(CH,eq1)( *alpha ) ) { const CTYPE alpha0 = *alpha; PASTEMAC(CH,scals)( alpha0, ab00 ); PASTEMAC(CH,scals)( alpha0, ab01 ); PASTEMAC(CH,scals)( alpha0, ab02 ); PASTEMAC(CH,scals)( alpha0, ab02 ); PASTEMAC(CH,scals)( alpha0, ab04 ); PASTEMAC(CH,scals)( alpha0, ab05 ); PASTEMAC(CH,scals)( alpha0, ab06 ); PASTEMAC(CH,scals)( alpha0, ab07 ); PASTEMAC(CH,scals)( alpha0, ab10 ); PASTEMAC(CH,scals)( alpha0, ab11 ); PASTEMAC(CH,scals)( alpha0, ab12 ); PASTEMAC(CH,scals)( alpha0, ab12 ); PASTEMAC(CH,scals)( alpha0, ab14 ); PASTEMAC(CH,scals)( alpha0, ab15 ); PASTEMAC(CH,scals)( alpha0, ab16 ); PASTEMAC(CH,scals)( alpha0, ab17 ); PASTEMAC(CH,scals)( alpha0, ab20 ); PASTEMAC(CH,scals)( alpha0, ab21 ); PASTEMAC(CH,scals)( alpha0, ab22 ); PASTEMAC(CH,scals)( alpha0, ab22 ); PASTEMAC(CH,scals)( alpha0, ab24 ); PASTEMAC(CH,scals)( alpha0, ab25 ); PASTEMAC(CH,scals)( alpha0, ab26 ); PASTEMAC(CH,scals)( alpha0, ab27 ); PASTEMAC(CH,scals)( alpha0, ab30 ); PASTEMAC(CH,scals)( alpha0, ab31 ); PASTEMAC(CH,scals)( alpha0, ab32 ); PASTEMAC(CH,scals)( alpha0, ab32 ); PASTEMAC(CH,scals)( alpha0, ab34 ); PASTEMAC(CH,scals)( alpha0, ab35 ); PASTEMAC(CH,scals)( alpha0, ab36 ); PASTEMAC(CH,scals)( alpha0, ab37 ); } // Output/accumulate intermediate result ab based on the storage // of c and the value of beta. if ( cs_c == 1 ) { // C is row-stored. if ( PASTEMAC(CH,eq0)( *beta ) ) { // beta == 0: // c := ab PASTEMAC(CH,copys)( ab00, c[ 0*rs_c + 0 ] ); PASTEMAC(CH,copys)( ab01, c[ 0*rs_c + 1 ] ); PASTEMAC(CH,copys)( ab02, c[ 0*rs_c + 2 ] ); PASTEMAC(CH,copys)( ab03, c[ 0*rs_c + 3 ] ); PASTEMAC(CH,copys)( ab04, c[ 0*rs_c + 4 ] ); PASTEMAC(CH,copys)( ab05, c[ 0*rs_c + 5 ] ); PASTEMAC(CH,copys)( ab06, c[ 0*rs_c + 6 ] ); PASTEMAC(CH,copys)( ab07, c[ 0*rs_c + 7 ] ); PASTEMAC(CH,copys)( ab10, c[ 1*rs_c + 0 ] ); PASTEMAC(CH,copys)( ab11, c[ 1*rs_c + 1 ] ); PASTEMAC(CH,copys)( ab12, c[ 1*rs_c + 2 ] ); PASTEMAC(CH,copys)( ab13, c[ 1*rs_c + 3 ] ); PASTEMAC(CH,copys)( ab14, c[ 1*rs_c + 4 ] ); PASTEMAC(CH,copys)( ab15, c[ 1*rs_c + 5 ] ); PASTEMAC(CH,copys)( ab16, c[ 1*rs_c + 6 ] ); PASTEMAC(CH,copys)( ab17, c[ 1*rs_c + 7 ] ); PASTEMAC(CH,copys)( ab20, c[ 2*rs_c + 0 ] ); PASTEMAC(CH,copys)( ab21, c[ 2*rs_c + 1 ] ); PASTEMAC(CH,copys)( ab22, c[ 2*rs_c + 2 ] ); PASTEMAC(CH,copys)( ab23, c[ 2*rs_c + 3 ] ); PASTEMAC(CH,copys)( ab24, c[ 2*rs_c + 4 ] ); PASTEMAC(CH,copys)( ab25, c[ 2*rs_c + 5 ] ); PASTEMAC(CH,copys)( ab26, c[ 2*rs_c + 6 ] ); PASTEMAC(CH,copys)( ab27, c[ 2*rs_c + 7 ] ); PASTEMAC(CH,copys)( ab30, c[ 3*rs_c + 0 ] ); PASTEMAC(CH,copys)( ab31, c[ 3*rs_c + 1 ] ); PASTEMAC(CH,copys)( ab32, c[ 3*rs_c + 2 ] ); PASTEMAC(CH,copys)( ab33, c[ 3*rs_c + 3 ] ); PASTEMAC(CH,copys)( ab34, c[ 3*rs_c + 4 ] ); PASTEMAC(CH,copys)( ab35, c[ 3*rs_c + 5 ] ); PASTEMAC(CH,copys)( ab36, c[ 3*rs_c + 6 ] ); PASTEMAC(CH,copys)( ab37, c[ 3*rs_c + 7 ] ); } else { const CTYPE beta0 = *beta; // beta != 0: // c := beta * c + ab PASTEMAC(CH,xpbys)( ab00, beta0, c[ 0*rs_c + 0 ] ); PASTEMAC(CH,xpbys)( ab01, beta0, c[ 0*rs_c + 1 ] ); PASTEMAC(CH,xpbys)( ab02, beta0, c[ 0*rs_c + 2 ] ); PASTEMAC(CH,xpbys)( ab03, beta0, c[ 0*rs_c + 3 ] ); PASTEMAC(CH,xpbys)( ab04, beta0, c[ 0*rs_c + 4 ] ); PASTEMAC(CH,xpbys)( ab05, beta0, c[ 0*rs_c + 5 ] ); PASTEMAC(CH,xpbys)( ab06, beta0, c[ 0*rs_c + 6 ] ); PASTEMAC(CH,xpbys)( ab07, beta0, c[ 0*rs_c + 7 ] ); PASTEMAC(CH,xpbys)( ab10, beta0, c[ 1*rs_c + 0 ] ); PASTEMAC(CH,xpbys)( ab11, beta0, c[ 1*rs_c + 1 ] ); PASTEMAC(CH,xpbys)( ab12, beta0, c[ 1*rs_c + 2 ] ); PASTEMAC(CH,xpbys)( ab13, beta0, c[ 1*rs_c + 3 ] ); PASTEMAC(CH,xpbys)( ab14, beta0, c[ 1*rs_c + 4 ] ); PASTEMAC(CH,xpbys)( ab15, beta0, c[ 1*rs_c + 5 ] ); PASTEMAC(CH,xpbys)( ab16, beta0, c[ 1*rs_c + 6 ] ); PASTEMAC(CH,xpbys)( ab17, beta0, c[ 1*rs_c + 7 ] ); PASTEMAC(CH,xpbys)( ab20, beta0, c[ 2*rs_c + 0 ] ); PASTEMAC(CH,xpbys)( ab21, beta0, c[ 2*rs_c + 1 ] ); PASTEMAC(CH,xpbys)( ab22, beta0, c[ 2*rs_c + 2 ] ); PASTEMAC(CH,xpbys)( ab23, beta0, c[ 2*rs_c + 3 ] ); PASTEMAC(CH,xpbys)( ab24, beta0, c[ 2*rs_c + 4 ] ); PASTEMAC(CH,xpbys)( ab25, beta0, c[ 2*rs_c + 5 ] ); PASTEMAC(CH,xpbys)( ab26, beta0, c[ 2*rs_c + 6 ] ); PASTEMAC(CH,xpbys)( ab27, beta0, c[ 2*rs_c + 7 ] ); PASTEMAC(CH,xpbys)( ab30, beta0, c[ 3*rs_c + 0 ] ); PASTEMAC(CH,xpbys)( ab31, beta0, c[ 3*rs_c + 1 ] ); PASTEMAC(CH,xpbys)( ab32, beta0, c[ 3*rs_c + 2 ] ); PASTEMAC(CH,xpbys)( ab33, beta0, c[ 3*rs_c + 3 ] ); PASTEMAC(CH,xpbys)( ab34, beta0, c[ 3*rs_c + 4 ] ); PASTEMAC(CH,xpbys)( ab35, beta0, c[ 3*rs_c + 5 ] ); PASTEMAC(CH,xpbys)( ab36, beta0, c[ 3*rs_c + 6 ] ); PASTEMAC(CH,xpbys)( ab37, beta0, c[ 3*rs_c + 7 ] ); } } else { // C is general-stored (or column-stored). if ( PASTEMAC(CH,eq0)( *beta ) ) { // beta == 0: // c := ab PASTEMAC(CH,copys)( ab00, c[ 0*rs_c + 0*cs_c ] ); PASTEMAC(CH,copys)( ab01, c[ 0*rs_c + 1*cs_c ] ); PASTEMAC(CH,copys)( ab02, c[ 0*rs_c + 2*cs_c ] ); PASTEMAC(CH,copys)( ab03, c[ 0*rs_c + 3*cs_c ] ); PASTEMAC(CH,copys)( ab04, c[ 0*rs_c + 4*cs_c ] ); PASTEMAC(CH,copys)( ab05, c[ 0*rs_c + 5*cs_c ] ); PASTEMAC(CH,copys)( ab06, c[ 0*rs_c + 6*cs_c ] ); PASTEMAC(CH,copys)( ab07, c[ 0*rs_c + 7*cs_c ] ); PASTEMAC(CH,copys)( ab10, c[ 1*rs_c + 0*cs_c ] ); PASTEMAC(CH,copys)( ab11, c[ 1*rs_c + 1*cs_c ] ); PASTEMAC(CH,copys)( ab12, c[ 1*rs_c + 2*cs_c ] ); PASTEMAC(CH,copys)( ab13, c[ 1*rs_c + 3*cs_c ] ); PASTEMAC(CH,copys)( ab14, c[ 1*rs_c + 4*cs_c ] ); PASTEMAC(CH,copys)( ab15, c[ 1*rs_c + 5*cs_c ] ); PASTEMAC(CH,copys)( ab16, c[ 1*rs_c + 6*cs_c ] ); PASTEMAC(CH,copys)( ab17, c[ 1*rs_c + 7*cs_c ] ); PASTEMAC(CH,copys)( ab20, c[ 2*rs_c + 0*cs_c ] ); PASTEMAC(CH,copys)( ab21, c[ 2*rs_c + 1*cs_c ] ); PASTEMAC(CH,copys)( ab22, c[ 2*rs_c + 2*cs_c ] ); PASTEMAC(CH,copys)( ab23, c[ 2*rs_c + 3*cs_c ] ); PASTEMAC(CH,copys)( ab24, c[ 2*rs_c + 4*cs_c ] ); PASTEMAC(CH,copys)( ab25, c[ 2*rs_c + 5*cs_c ] ); PASTEMAC(CH,copys)( ab26, c[ 2*rs_c + 6*cs_c ] ); PASTEMAC(CH,copys)( ab27, c[ 2*rs_c + 7*cs_c ] ); PASTEMAC(CH,copys)( ab30, c[ 3*rs_c + 0*cs_c ] ); PASTEMAC(CH,copys)( ab31, c[ 3*rs_c + 1*cs_c ] ); PASTEMAC(CH,copys)( ab32, c[ 3*rs_c + 2*cs_c ] ); PASTEMAC(CH,copys)( ab33, c[ 3*rs_c + 3*cs_c ] ); PASTEMAC(CH,copys)( ab34, c[ 3*rs_c + 4*cs_c ] ); PASTEMAC(CH,copys)( ab35, c[ 3*rs_c + 5*cs_c ] ); PASTEMAC(CH,copys)( ab36, c[ 3*rs_c + 6*cs_c ] ); PASTEMAC(CH,copys)( ab37, c[ 3*rs_c + 7*cs_c ] ); } else { const CTYPE beta0 = *beta; // beta != 0: // c := beta * c + ab PASTEMAC(CH,xpbys)( ab00, beta0, c[ 0*rs_c + 0*cs_c ] ); PASTEMAC(CH,xpbys)( ab01, beta0, c[ 0*rs_c + 1*cs_c ] ); PASTEMAC(CH,xpbys)( ab02, beta0, c[ 0*rs_c + 2*cs_c ] ); PASTEMAC(CH,xpbys)( ab03, beta0, c[ 0*rs_c + 3*cs_c ] ); PASTEMAC(CH,xpbys)( ab04, beta0, c[ 0*rs_c + 4*cs_c ] ); PASTEMAC(CH,xpbys)( ab05, beta0, c[ 0*rs_c + 5*cs_c ] ); PASTEMAC(CH,xpbys)( ab06, beta0, c[ 0*rs_c + 6*cs_c ] ); PASTEMAC(CH,xpbys)( ab07, beta0, c[ 0*rs_c + 7*cs_c ] ); PASTEMAC(CH,xpbys)( ab10, beta0, c[ 1*rs_c + 0*cs_c ] ); PASTEMAC(CH,xpbys)( ab11, beta0, c[ 1*rs_c + 1*cs_c ] ); PASTEMAC(CH,xpbys)( ab12, beta0, c[ 1*rs_c + 2*cs_c ] ); PASTEMAC(CH,xpbys)( ab13, beta0, c[ 1*rs_c + 3*cs_c ] ); PASTEMAC(CH,xpbys)( ab14, beta0, c[ 1*rs_c + 4*cs_c ] ); PASTEMAC(CH,xpbys)( ab15, beta0, c[ 1*rs_c + 5*cs_c ] ); PASTEMAC(CH,xpbys)( ab16, beta0, c[ 1*rs_c + 6*cs_c ] ); PASTEMAC(CH,xpbys)( ab17, beta0, c[ 1*rs_c + 7*cs_c ] ); PASTEMAC(CH,xpbys)( ab20, beta0, c[ 2*rs_c + 0*cs_c ] ); PASTEMAC(CH,xpbys)( ab21, beta0, c[ 2*rs_c + 1*cs_c ] ); PASTEMAC(CH,xpbys)( ab22, beta0, c[ 2*rs_c + 2*cs_c ] ); PASTEMAC(CH,xpbys)( ab23, beta0, c[ 2*rs_c + 3*cs_c ] ); PASTEMAC(CH,xpbys)( ab24, beta0, c[ 2*rs_c + 4*cs_c ] ); PASTEMAC(CH,xpbys)( ab25, beta0, c[ 2*rs_c + 5*cs_c ] ); PASTEMAC(CH,xpbys)( ab26, beta0, c[ 2*rs_c + 6*cs_c ] ); PASTEMAC(CH,xpbys)( ab27, beta0, c[ 2*rs_c + 7*cs_c ] ); PASTEMAC(CH,xpbys)( ab30, beta0, c[ 3*rs_c + 0*cs_c ] ); PASTEMAC(CH,xpbys)( ab31, beta0, c[ 3*rs_c + 1*cs_c ] ); PASTEMAC(CH,xpbys)( ab32, beta0, c[ 3*rs_c + 2*cs_c ] ); PASTEMAC(CH,xpbys)( ab33, beta0, c[ 3*rs_c + 3*cs_c ] ); PASTEMAC(CH,xpbys)( ab34, beta0, c[ 3*rs_c + 4*cs_c ] ); PASTEMAC(CH,xpbys)( ab35, beta0, c[ 3*rs_c + 5*cs_c ] ); PASTEMAC(CH,xpbys)( ab36, beta0, c[ 3*rs_c + 6*cs_c ] ); PASTEMAC(CH,xpbys)( ab37, beta0, c[ 3*rs_c + 7*cs_c ] ); } } }