516 lines
20 KiB
C
516 lines
20 KiB
C
/*******************************************************************************
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Copyright (c) 2016, 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 "common.h"
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#include "macros_msa.h"
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#define SGEMV_N_8x8() \
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{ \
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LD_SP2(pa0 + k, 4, t0, t1); \
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LD_SP2(pa1 + k, 4, t2, t3); \
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LD_SP2(pa2 + k, 4, t4, t5); \
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LD_SP2(pa3 + k, 4, t6, t7); \
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LD_SP2(pa4 + k, 4, t8, t9); \
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LD_SP2(pa5 + k, 4, t10, t11); \
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LD_SP2(pa6 + k, 4, t12, t13); \
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LD_SP2(pa7 + k, 4, t14, t15); \
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\
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y0 += tp0 * t0; \
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y1 += tp0 * t1; \
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\
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y0 += tp1 * t2; \
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y1 += tp1 * t3; \
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\
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y0 += tp2 * t4; \
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y1 += tp2 * t5; \
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\
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y0 += tp3 * t6; \
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y1 += tp3 * t7; \
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\
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y0 += tp4 * t8; \
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y1 += tp4 * t9; \
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\
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y0 += tp5 * t10; \
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y1 += tp5 * t11; \
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\
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y0 += tp6 * t12; \
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y1 += tp6 * t13; \
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\
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y0 += tp7 * t14; \
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y1 += tp7 * t15; \
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}
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#define SGEMV_N_4x8() \
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{ \
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t0 = LD_SP(pa0 + k); \
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t2 = LD_SP(pa1 + k); \
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t4 = LD_SP(pa2 + k); \
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t6 = LD_SP(pa3 + k); \
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t8 = LD_SP(pa4 + k); \
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t10 = LD_SP(pa5 + k); \
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t12 = LD_SP(pa6 + k); \
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t14 = LD_SP(pa7 + k); \
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\
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y0 += tp0 * t0; \
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y0 += tp1 * t2; \
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y0 += tp2 * t4; \
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y0 += tp3 * t6; \
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y0 += tp4 * t8; \
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y0 += tp5 * t10; \
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y0 += tp6 * t12; \
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y0 += tp7 * t14; \
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}
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#define SGEMV_N_8x4() \
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{ \
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LD_SP2(pa0 + k, 4, t0, t1); \
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LD_SP2(pa1 + k, 4, t2, t3); \
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LD_SP2(pa2 + k, 4, t4, t5); \
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LD_SP2(pa3 + k, 4, t6, t7); \
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\
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y0 += tp0 * t0; \
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y1 += tp0 * t1; \
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\
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y0 += tp1 * t2; \
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y1 += tp1 * t3; \
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\
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y0 += tp2 * t4; \
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y1 += tp2 * t5; \
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\
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y0 += tp3 * t6; \
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y1 += tp3 * t7; \
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}
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#define SGEMV_N_4x4() \
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{ \
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t0 = LD_SP(pa0 + k); \
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t2 = LD_SP(pa1 + k); \
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t4 = LD_SP(pa2 + k); \
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t6 = LD_SP(pa3 + k); \
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\
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y0 += tp0 * t0; \
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y0 += tp1 * t2; \
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y0 += tp2 * t4; \
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y0 += tp3 * t6; \
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}
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#define SGEMV_N_8x2() \
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{ \
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LD_SP2(pa0 + k, 4, t0, t1); \
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LD_SP2(pa1 + k, 4, t2, t3); \
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\
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y0 += tp0 * t0; \
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y1 += tp0 * t1; \
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\
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y0 += tp1 * t2; \
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y1 += tp1 * t3; \
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}
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#define SGEMV_N_4x2() \
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{ \
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t0 = LD_SP(pa0 + k); \
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t2 = LD_SP(pa1 + k); \
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\
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y0 += tp0 * t0; \
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y0 += tp1 * t2; \
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}
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#define SLOAD_X8_SCALE_GP() \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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temp2 = alpha * x[2 * inc_x]; \
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temp3 = alpha * x[3 * inc_x]; \
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temp4 = alpha * x[4 * inc_x]; \
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temp5 = alpha * x[5 * inc_x]; \
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temp6 = alpha * x[6 * inc_x]; \
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temp7 = alpha * x[7 * inc_x]; \
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\
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tp0 = COPY_FLOAT_TO_VECTOR(temp0); \
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tp1 = COPY_FLOAT_TO_VECTOR(temp1); \
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tp2 = COPY_FLOAT_TO_VECTOR(temp2); \
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tp3 = COPY_FLOAT_TO_VECTOR(temp3); \
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tp4 = COPY_FLOAT_TO_VECTOR(temp4); \
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tp5 = COPY_FLOAT_TO_VECTOR(temp5); \
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tp6 = COPY_FLOAT_TO_VECTOR(temp6); \
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tp7 = COPY_FLOAT_TO_VECTOR(temp7); \
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#define SLOAD_X4_SCALE_GP() \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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temp2 = alpha * x[2 * inc_x]; \
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temp3 = alpha * x[3 * inc_x]; \
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\
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tp0 = COPY_FLOAT_TO_VECTOR(temp0); \
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tp1 = COPY_FLOAT_TO_VECTOR(temp1); \
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tp2 = COPY_FLOAT_TO_VECTOR(temp2); \
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tp3 = COPY_FLOAT_TO_VECTOR(temp3); \
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#define SLOAD_X8_SCALE_VECTOR() \
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LD_SP2(x, 4, x0, x1); \
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\
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x0 = x0 * v_alpha; \
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x1 = x1 * v_alpha; \
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\
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SPLATI_W4_SP(x0, tp0, tp1, tp2, tp3); \
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SPLATI_W4_SP(x1, tp4, tp5, tp6, tp7); \
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#define SLOAD_X4_SCALE_VECTOR() \
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x0 = LD_SP(x); \
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x0 = x0 * v_alpha; \
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SPLATI_W4_SP(x0, tp0, tp1, tp2, tp3); \
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#define SLOAD_Y8_GP() \
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y0 = (v4f32) __msa_insert_w((v4i32) tp0, 0, *((int *)(y + 0 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 1, *((int *)(y + 1 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 2, *((int *)(y + 2 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 3, *((int *)(y + 3 * inc_y))); \
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y1 = (v4f32) __msa_insert_w((v4i32) tp0, 0, *((int *)(y + 4 * inc_y))); \
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y1 = (v4f32) __msa_insert_w((v4i32) y1, 1, *((int *)(y + 5 * inc_y))); \
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y1 = (v4f32) __msa_insert_w((v4i32) y1, 2, *((int *)(y + 6 * inc_y))); \
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y1 = (v4f32) __msa_insert_w((v4i32) y1, 3, *((int *)(y + 7 * inc_y))); \
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#define SLOAD_Y4_GP() \
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y0 = (v4f32) __msa_insert_w((v4i32) tp0, 0, *((int *)(y + 0 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 1, *((int *)(y + 1 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 2, *((int *)(y + 2 * inc_y))); \
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y0 = (v4f32) __msa_insert_w((v4i32) y0, 3, *((int *)(y + 3 * inc_y))); \
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#define SLOAD_Y8_VECTOR() LD_SP2(y, 4, y0, y1);
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#define SLOAD_Y4_VECTOR() y0 = LD_SP(y);
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#define SSTORE_Y8_GP() \
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*((int *)(y + 0 * inc_y)) = __msa_copy_s_w((v4i32) y0, 0); \
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*((int *)(y + 1 * inc_y)) = __msa_copy_s_w((v4i32) y0, 1); \
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*((int *)(y + 2 * inc_y)) = __msa_copy_s_w((v4i32) y0, 2); \
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*((int *)(y + 3 * inc_y)) = __msa_copy_s_w((v4i32) y0, 3); \
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*((int *)(y + 4 * inc_y)) = __msa_copy_s_w((v4i32) y1, 0); \
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*((int *)(y + 5 * inc_y)) = __msa_copy_s_w((v4i32) y1, 1); \
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*((int *)(y + 6 * inc_y)) = __msa_copy_s_w((v4i32) y1, 2); \
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*((int *)(y + 7 * inc_y)) = __msa_copy_s_w((v4i32) y1, 3); \
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#define SSTORE_Y4_GP() \
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*((int *)(y + 0 * inc_y)) = __msa_copy_s_w((v4i32) y0, 0); \
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*((int *)(y + 1 * inc_y)) = __msa_copy_s_w((v4i32) y0, 1); \
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*((int *)(y + 2 * inc_y)) = __msa_copy_s_w((v4i32) y0, 2); \
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*((int *)(y + 3 * inc_y)) = __msa_copy_s_w((v4i32) y0, 3); \
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#define SSTORE_Y8_VECTOR() ST_SP2(y0, y1, y, 4);
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#define SSTORE_Y4_VECTOR() ST_SP(y0, y);
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#define SGEMV_N_MSA() \
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for (j = (n >> 3); j--;) \
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{ \
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SLOAD_X8_SCALE(); \
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\
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k = 0; \
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y = y_org; \
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\
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for (i = (m >> 3); i--;) \
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{ \
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SLOAD_Y8(); \
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SGEMV_N_8x8(); \
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SSTORE_Y8(); \
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\
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y += 8 * inc_y; \
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k += 8; \
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} \
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\
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if (m & 4) \
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{ \
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SLOAD_Y4(); \
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SGEMV_N_4x8(); \
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SSTORE_Y4(); \
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\
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y += 4 * inc_y; \
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k += 4; \
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} \
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\
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if (m & 3) \
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{ \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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temp2 = alpha * x[2 * inc_x]; \
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temp3 = alpha * x[3 * inc_x]; \
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temp4 = alpha * x[4 * inc_x]; \
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temp5 = alpha * x[5 * inc_x]; \
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temp6 = alpha * x[6 * inc_x]; \
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temp7 = alpha * x[7 * inc_x]; \
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\
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for (i = (m & 3); i--;) \
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{ \
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temp = y[0]; \
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temp += temp0 * pa0[k]; \
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temp += temp1 * pa1[k]; \
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temp += temp2 * pa2[k]; \
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temp += temp3 * pa3[k]; \
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temp += temp4 * pa4[k]; \
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temp += temp5 * pa5[k]; \
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temp += temp6 * pa6[k]; \
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temp += temp7 * pa7[k]; \
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y[0] = temp; \
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\
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y += inc_y; \
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k++; \
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} \
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} \
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pa0 += 8 * lda; \
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pa1 += 8 * lda; \
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pa2 += 8 * lda; \
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pa3 += 8 * lda; \
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pa4 += 8 * lda; \
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pa5 += 8 * lda; \
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pa6 += 8 * lda; \
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pa7 += 8 * lda; \
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\
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x += 8 * inc_x; \
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} \
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\
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if (n & 4) \
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{ \
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SLOAD_X4_SCALE(); \
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\
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k = 0; \
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y = y_org; \
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\
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for (i = (m >> 3); i--;) \
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{ \
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SLOAD_Y8(); \
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SGEMV_N_8x4(); \
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SSTORE_Y8(); \
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\
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y += 8 * inc_y; \
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k += 8; \
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} \
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\
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if (m & 4) \
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{ \
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SLOAD_Y4(); \
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SGEMV_N_4x4(); \
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SSTORE_Y4(); \
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\
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y += 4 * inc_y; \
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k += 4; \
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} \
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\
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if (m & 3) \
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{ \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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temp2 = alpha * x[2 * inc_x]; \
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temp3 = alpha * x[3 * inc_x]; \
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\
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for (i = (m & 3); i--;) \
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{ \
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temp = y[0]; \
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temp += temp0 * pa0[k]; \
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temp += temp1 * pa1[k]; \
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temp += temp2 * pa2[k]; \
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temp += temp3 * pa3[k]; \
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y[0] = temp; \
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\
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y += inc_y; \
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k++; \
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} \
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} \
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\
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pa0 += 4 * lda; \
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pa1 += 4 * lda; \
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pa2 += 4 * lda; \
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pa3 += 4 * lda; \
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\
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x += 4 * inc_x; \
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} \
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\
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if (n & 2) \
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{ \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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\
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tp0 = COPY_FLOAT_TO_VECTOR(temp0); \
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tp1 = COPY_FLOAT_TO_VECTOR(temp1); \
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\
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k = 0; \
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y = y_org; \
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\
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for (i = (m >> 3); i--;) \
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{ \
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SLOAD_Y8(); \
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SGEMV_N_8x2(); \
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SSTORE_Y8(); \
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\
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y += 8 * inc_y; \
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k += 8; \
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} \
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\
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if (m & 4) \
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{ \
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SLOAD_Y4(); \
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SGEMV_N_4x2(); \
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SSTORE_Y4(); \
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\
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y += 4 * inc_y; \
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k += 4; \
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} \
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\
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if (m & 3) \
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{ \
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temp0 = alpha * x[0 * inc_x]; \
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temp1 = alpha * x[1 * inc_x]; \
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\
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for (i = (m & 3); i--;) \
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{ \
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temp = y[0]; \
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temp += temp0 * pa0[k]; \
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temp += temp1 * pa1[k]; \
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y[0] = temp; \
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\
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y += inc_y; \
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k++; \
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} \
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} \
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\
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pa0 += 2 * lda; \
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pa1 += 2 * lda; \
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\
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x += 2 * inc_x; \
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} \
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\
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if (n & 1) \
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{ \
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temp = alpha * x[0]; \
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\
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k = 0; \
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y = y_org; \
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\
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for (i = m; i--;) \
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{ \
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y[0] += temp * pa0[k]; \
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\
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y += inc_y; \
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k++; \
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} \
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} \
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int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *A,
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BLASLONG lda, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y,
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FLOAT *buffer)
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{
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BLASLONG i, j, k;
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FLOAT *y_org = y;
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FLOAT *pa0, *pa1, *pa2, *pa3, *pa4, *pa5, *pa6, *pa7;
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FLOAT temp, temp0, temp1, temp2, temp3, temp4, temp5, temp6, temp7;
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v4f32 v_alpha, x0, x1, y0 = {0,0,0,0}, y1 = {0,0,0,0};
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v4f32 t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15;
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v4f32 tp0 = {0,0,0,0}, tp1 = {0,0,0,0}, tp2 = {0,0,0,0}, tp3 = {0,0,0,0}, tp4 = {0,0,0,0}, tp5 = {0,0,0,0}, tp6 = {0,0,0,0}, tp7 = {0,0,0,0};
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v_alpha = COPY_FLOAT_TO_VECTOR(alpha);
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pa0 = A;
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pa1 = A + lda;
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pa2 = A + 2 * lda;
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pa3 = A + 3 * lda;
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pa4 = A + 4 * lda;
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pa5 = A + 5 * lda;
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pa6 = A + 6 * lda;
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pa7 = A + 7 * lda;
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if ((1 == inc_x) && (1 == inc_y))
|
|
{
|
|
#define SLOAD_X8_SCALE SLOAD_X8_SCALE_VECTOR
|
|
#define SLOAD_X4_SCALE SLOAD_X4_SCALE_VECTOR
|
|
#define SLOAD_Y8 SLOAD_Y8_VECTOR
|
|
#define SLOAD_Y4 SLOAD_Y4_VECTOR
|
|
#define SSTORE_Y8 SSTORE_Y8_VECTOR
|
|
#define SSTORE_Y4 SSTORE_Y4_VECTOR
|
|
|
|
SGEMV_N_MSA();
|
|
|
|
#undef SLOAD_X8_SCALE
|
|
#undef SLOAD_X4_SCALE
|
|
#undef SLOAD_Y8
|
|
#undef SLOAD_Y4
|
|
#undef SSTORE_Y8
|
|
#undef SSTORE_Y4
|
|
}
|
|
else if (1 == inc_y)
|
|
{
|
|
#define SLOAD_X8_SCALE SLOAD_X8_SCALE_GP
|
|
#define SLOAD_X4_SCALE SLOAD_X4_SCALE_GP
|
|
#define SLOAD_Y8 SLOAD_Y8_VECTOR
|
|
#define SLOAD_Y4 SLOAD_Y4_VECTOR
|
|
#define SSTORE_Y8 SSTORE_Y8_VECTOR
|
|
#define SSTORE_Y4 SSTORE_Y4_VECTOR
|
|
|
|
SGEMV_N_MSA();
|
|
|
|
#undef SLOAD_X8_SCALE
|
|
#undef SLOAD_X4_SCALE
|
|
#undef SLOAD_Y8
|
|
#undef SLOAD_Y4
|
|
#undef SSTORE_Y8
|
|
#undef SSTORE_Y4
|
|
}
|
|
else if (1 == inc_x)
|
|
{
|
|
#define SLOAD_X8_SCALE SLOAD_X8_SCALE_VECTOR
|
|
#define SLOAD_X4_SCALE SLOAD_X4_SCALE_VECTOR
|
|
#define SLOAD_Y8 SLOAD_Y8_GP
|
|
#define SLOAD_Y4 SLOAD_Y4_GP
|
|
#define SSTORE_Y8 SSTORE_Y8_GP
|
|
#define SSTORE_Y4 SSTORE_Y4_GP
|
|
|
|
SGEMV_N_MSA();
|
|
|
|
#undef SLOAD_X8_SCALE
|
|
#undef SLOAD_X4_SCALE
|
|
#undef SLOAD_Y8
|
|
#undef SLOAD_Y4
|
|
#undef SSTORE_Y8
|
|
#undef SSTORE_Y4
|
|
}
|
|
else
|
|
{
|
|
#define SLOAD_X8_SCALE SLOAD_X8_SCALE_GP
|
|
#define SLOAD_X4_SCALE SLOAD_X4_SCALE_GP
|
|
#define SLOAD_Y8 SLOAD_Y8_GP
|
|
#define SLOAD_Y4 SLOAD_Y4_GP
|
|
#define SSTORE_Y8 SSTORE_Y8_GP
|
|
#define SSTORE_Y4 SSTORE_Y4_GP
|
|
|
|
SGEMV_N_MSA();
|
|
|
|
#undef SLOAD_X8_SCALE
|
|
#undef SLOAD_X4_SCALE
|
|
#undef SLOAD_Y8
|
|
#undef SLOAD_Y4
|
|
#undef SSTORE_Y8
|
|
#undef SSTORE_Y4
|
|
}
|
|
|
|
return(0);
|
|
}
|