/* blas/source_dot_c.h * * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or (at * your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ { BASE r_real = 0.0; BASE r_imag = 0.0; INDEX i; INDEX ix = OFFSET(N, incX); INDEX iy = OFFSET(N, incY); for (i = 0; i < N; i++) { const BASE x_real = CONST_REAL(X, ix); const BASE x_imag = CONST_IMAG(X, ix); const BASE y_real = CONST_REAL(Y, iy); const BASE y_imag = CONST_IMAG(Y, iy); r_real += x_real * y_real - CONJ_SIGN * x_imag * y_imag; r_imag += x_real * y_imag + CONJ_SIGN * x_imag * y_real; ix += incX; iy += incY; } REAL0(result) = r_real; IMAG0(result) = r_imag; }