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- /* blas/source_gerc.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.
- */
- {
- INDEX i, j;
- const BASE alpha_real = CONST_REAL0(alpha);
- const BASE alpha_imag = CONST_IMAG0(alpha);
- if (order == CblasRowMajor) {
- INDEX ix = OFFSET(M, incX);
- for (i = 0; i < M; i++) {
- const BASE X_real = CONST_REAL(X, ix);
- const BASE X_imag = CONST_IMAG(X, ix);
- const BASE tmp_real = alpha_real * X_real - alpha_imag * X_imag;
- const BASE tmp_imag = alpha_imag * X_real + alpha_real * X_imag;
- INDEX jy = OFFSET(N, incY);
- for (j = 0; j < N; j++) {
- const BASE Y_real = CONST_REAL(Y, jy);
- const BASE Y_imag = -CONST_IMAG(Y, jy);
- REAL(A, lda * i + j) += Y_real * tmp_real - Y_imag * tmp_imag;
- IMAG(A, lda * i + j) += Y_imag * tmp_real + Y_real * tmp_imag;
- jy += incY;
- }
- ix += incX;
- }
- } else if (order == CblasColMajor) {
- INDEX jy = OFFSET(N, incY);
- for (j = 0; j < N; j++) {
- const BASE Y_real = CONST_REAL(Y, jy);
- const BASE Y_imag = -CONST_IMAG(Y, jy);
- const BASE tmp_real = alpha_real * Y_real - alpha_imag * Y_imag;
- const BASE tmp_imag = alpha_imag * Y_real + alpha_real * Y_imag;
- INDEX ix = OFFSET(M, incX);
- for (i = 0; i < M; i++) {
- const BASE X_real = CONST_REAL(X, ix);
- const BASE X_imag = CONST_IMAG(X, ix);
- REAL(A, i + lda * j) += X_real * tmp_real - X_imag * tmp_imag;
- IMAG(A, i + lda * j) += X_imag * tmp_real + X_real * tmp_imag;
- ix += incX;
- }
- jy += incY;
- }
- } else {
- BLAS_ERROR("unrecognized operation");
- }
- }
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