75 lines
2.8 KiB
C
75 lines
2.8 KiB
C
/***************************************************************************
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Copyright (c) 2022, The OpenBLAS Project
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. Neither the name of the OpenBLAS project nor the names of
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its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#include <stdio.h>
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#include "common.h"
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#if !defined(DOUBLE)
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#define VSETVL(n) __riscv_vsetvl_e32m2(n)
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#define FLOAT_VX2_T vfloat32m2x2_t
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#define VLSSEG2_FLOAT __riscv_vlsseg2e32_v_f32m2x2
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#define VSSEG2_FLOAT __riscv_vsseg2e32_v_f32m2x2
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#else
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#define VSETVL(n) __riscv_vsetvl_e64m2(n)
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#define FLOAT_VX2_T vfloat64m2x2_t
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#define VLSSEG2_FLOAT __riscv_vlsseg2e64_v_f64m2x2
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#define VSSEG2_FLOAT __riscv_vsseg2e64_v_f64m2x2
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#endif
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int CNAME(BLASLONG m, BLASLONG n, IFLOAT *a, BLASLONG lda, IFLOAT *b){
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BLASLONG i, j;
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FLOAT *a_offset;
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FLOAT *a_offset1;
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FLOAT *b_offset;
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FLOAT_VX2_T vx2;
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size_t vl;
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//fprintf(stderr, "%s, m=%ld n=%ld lda=%ld\n", __FUNCTION__, m, n, lda);
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a_offset = a;
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b_offset = b;
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for(j = n; j > 0; j -= vl) {
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vl = VSETVL(j);
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a_offset1 = a_offset;
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a_offset += vl * lda * 2;
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for(i = m; i > 0; i--) {
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vx2 = VLSSEG2_FLOAT(a_offset1, lda * sizeof(FLOAT) * 2, vl);
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VSSEG2_FLOAT(b_offset, vx2, vl);
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a_offset1 += 2;
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b_offset += vl * 2;
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}
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}
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return 0;
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}
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