OpenBLAS/kernel/generic/zgemm_tcopy_8_sandy.c

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#include <stdio.h>
#include "common.h"

int CNAME(BLASLONG row,BLASLONG col,FLOAT* src,BLASLONG srcdim,FLOAT* dest)
{
   BLASLONG i,j;
   BLASLONG idx=0;
   BLASLONG ii;
   FLOAT *src0,*src1,*src2,*src3,*dest0;
   FLOAT *dest1,*dest2,*dest4;
   ii = col&-8;
   ii = ii*(2*row);
   dest4 = dest+ii;
   ii = col&-4;
   ii = ii*(2*row);
   dest2 = dest+ii;
   ii = col&-2;
   ii = ii*(2*row);
   dest1 = dest+ii;
   for (j=0; j<row/4; j+=1)
     {
        src0 = src;
        src1 = src0+2*srcdim;
        src2 = src1+2*srcdim;
        src3 = src2+2*srcdim;
        src = src3+2*srcdim;
        dest0 = dest;
        ii = (4<<4);
        dest = dest+ii;
        for (i=0; i<col/8; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src0[2];
             dest0[3] = src0[3];
             dest0[4] = src0[4];
             dest0[5] = src0[5];
             dest0[6] = src0[6];
             dest0[7] = src0[7];
             dest0[8] = src0[8];
             dest0[9] = src0[9];
             dest0[10] = src0[10];
             dest0[11] = src0[11];
             dest0[12] = src0[12];
             dest0[13] = src0[13];
             dest0[14] = src0[14];
             dest0[15] = src0[15];
             dest0[16] = src1[0];
             dest0[17] = src1[1];
             dest0[18] = src1[2];
             dest0[19] = src1[3];
             dest0[20] = src1[4];
             dest0[21] = src1[5];
             dest0[22] = src1[6];
             dest0[23] = src1[7];
             dest0[24] = src1[8];
             dest0[25] = src1[9];
             dest0[26] = src1[10];
             dest0[27] = src1[11];
             dest0[28] = src1[12];
             dest0[29] = src1[13];
             dest0[30] = src1[14];
             dest0[31] = src1[15];
             dest0[32] = src2[0];
             dest0[33] = src2[1];
             dest0[34] = src2[2];
             dest0[35] = src2[3];
             dest0[36] = src2[4];
             dest0[37] = src2[5];
             dest0[38] = src2[6];
             dest0[39] = src2[7];
             dest0[40] = src2[8];
             dest0[41] = src2[9];
             dest0[42] = src2[10];
             dest0[43] = src2[11];
             dest0[44] = src2[12];
             dest0[45] = src2[13];
             dest0[46] = src2[14];
             dest0[47] = src2[15];
             dest0[48] = src3[0];
             dest0[49] = src3[1];
             dest0[50] = src3[2];
             dest0[51] = src3[3];
             dest0[52] = src3[4];
             dest0[53] = src3[5];
             dest0[54] = src3[6];
             dest0[55] = src3[7];
             dest0[56] = src3[8];
             dest0[57] = src3[9];
             dest0[58] = src3[10];
             dest0[59] = src3[11];
             dest0[60] = src3[12];
             dest0[61] = src3[13];
             dest0[62] = src3[14];
             dest0[63] = src3[15];
             src0 = src0+16;
             src1 = src1+16;
             src2 = src2+16;
             src3 = src3+16;
             ii = (row<<4);
             dest0 = dest0+ii;
          }
        if (col&4)
          {
             dest4[0] = src0[0];
             dest4[1] = src0[1];
             dest4[2] = src0[2];
             dest4[3] = src0[3];
             dest4[4] = src0[4];
             dest4[5] = src0[5];
             dest4[6] = src0[6];
             dest4[7] = src0[7];
             dest4[8] = src1[0];
             dest4[9] = src1[1];
             dest4[10] = src1[2];
             dest4[11] = src1[3];
             dest4[12] = src1[4];
             dest4[13] = src1[5];
             dest4[14] = src1[6];
             dest4[15] = src1[7];
             dest4[16] = src2[0];
             dest4[17] = src2[1];
             dest4[18] = src2[2];
             dest4[19] = src2[3];
             dest4[20] = src2[4];
             dest4[21] = src2[5];
             dest4[22] = src2[6];
             dest4[23] = src2[7];
             dest4[24] = src3[0];
             dest4[25] = src3[1];
             dest4[26] = src3[2];
             dest4[27] = src3[3];
             dest4[28] = src3[4];
             dest4[29] = src3[5];
             dest4[30] = src3[6];
             dest4[31] = src3[7];
             src0 = src0+8;
             src1 = src1+8;
             src2 = src2+8;
             src3 = src3+8;
             dest4 = dest4+32;
          }
        if (col&2)
          {
             dest2[0] = src0[0];
             dest2[1] = src0[1];
             dest2[2] = src0[2];
             dest2[3] = src0[3];
             dest2[4] = src1[0];
             dest2[5] = src1[1];
             dest2[6] = src1[2];
             dest2[7] = src1[3];
             dest2[8] = src2[0];
             dest2[9] = src2[1];
             dest2[10] = src2[2];
             dest2[11] = src2[3];
             dest2[12] = src3[0];
             dest2[13] = src3[1];
             dest2[14] = src3[2];
             dest2[15] = src3[3];
             src0 = src0+4;
             src1 = src1+4;
             src2 = src2+4;
             src3 = src3+4;
             dest2 = dest2+16;
          }
        if (col&1)
          {
             dest1[0] = src0[0];
             dest1[1] = src0[1];
             dest1[2] = src1[0];
             dest1[3] = src1[1];
             dest1[4] = src2[0];
             dest1[5] = src2[1];
             dest1[6] = src3[0];
             dest1[7] = src3[1];
             src0 = src0+2;
             src1 = src1+2;
             src2 = src2+2;
             src3 = src3+2;
             dest1 = dest1+8;
          }
     }
   if (row&2)
     {
        src0 = src;
        src1 = src0+2*srcdim;
        src = src1+2*srcdim;
        dest0 = dest;
        ii = (2<<4);
        dest = dest+ii;
        for (i=0; i<col/8; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src0[2];
             dest0[3] = src0[3];
             dest0[4] = src0[4];
             dest0[5] = src0[5];
             dest0[6] = src0[6];
             dest0[7] = src0[7];
             dest0[8] = src0[8];
             dest0[9] = src0[9];
             dest0[10] = src0[10];
             dest0[11] = src0[11];
             dest0[12] = src0[12];
             dest0[13] = src0[13];
             dest0[14] = src0[14];
             dest0[15] = src0[15];
             dest0[16] = src1[0];
             dest0[17] = src1[1];
             dest0[18] = src1[2];
             dest0[19] = src1[3];
             dest0[20] = src1[4];
             dest0[21] = src1[5];
             dest0[22] = src1[6];
             dest0[23] = src1[7];
             dest0[24] = src1[8];
             dest0[25] = src1[9];
             dest0[26] = src1[10];
             dest0[27] = src1[11];
             dest0[28] = src1[12];
             dest0[29] = src1[13];
             dest0[30] = src1[14];
             dest0[31] = src1[15];
             src0 = src0+16;
             src1 = src1+16;
             ii = (row<<4);
             dest0 = dest0+ii;
          }
        if (col&4)
          {
             dest4[0] = src0[0];
             dest4[1] = src0[1];
             dest4[2] = src0[2];
             dest4[3] = src0[3];
             dest4[4] = src0[4];
             dest4[5] = src0[5];
             dest4[6] = src0[6];
             dest4[7] = src0[7];
             dest4[8] = src1[0];
             dest4[9] = src1[1];
             dest4[10] = src1[2];
             dest4[11] = src1[3];
             dest4[12] = src1[4];
             dest4[13] = src1[5];
             dest4[14] = src1[6];
             dest4[15] = src1[7];
             src0 = src0+8;
             src1 = src1+8;
             dest4 = dest4+16;
          }
        if (col&2)
          {
             dest2[0] = src0[0];
             dest2[1] = src0[1];
             dest2[2] = src0[2];
             dest2[3] = src0[3];
             dest2[4] = src1[0];
             dest2[5] = src1[1];
             dest2[6] = src1[2];
             dest2[7] = src1[3];
             src0 = src0+4;
             src1 = src1+4;
             dest2 = dest2+8;
          }
        if (col&1)
          {
             dest1[0] = src0[0];
             dest1[1] = src0[1];
             dest1[2] = src1[0];
             dest1[3] = src1[1];
             src0 = src0+2;
             src1 = src1+2;
             dest1 = dest1+4;
          }
     }
   if (row&1)
     {
        src0 = src;
        src = src0+2*srcdim;
        dest0 = dest;
        ii = (1<<4);
        dest = dest+ii;
        for (i=0; i<col/8; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src0[2];
             dest0[3] = src0[3];
             dest0[4] = src0[4];
             dest0[5] = src0[5];
             dest0[6] = src0[6];
             dest0[7] = src0[7];
             dest0[8] = src0[8];
             dest0[9] = src0[9];
             dest0[10] = src0[10];
             dest0[11] = src0[11];
             dest0[12] = src0[12];
             dest0[13] = src0[13];
             dest0[14] = src0[14];
             dest0[15] = src0[15];
             src0 = src0+16;
             ii = (row<<4);
             dest0 = dest0+ii;
          }
        if (col&4)
          {
             dest4[0] = src0[0];
             dest4[1] = src0[1];
             dest4[2] = src0[2];
             dest4[3] = src0[3];
             dest4[4] = src0[4];
             dest4[5] = src0[5];
             dest4[6] = src0[6];
             dest4[7] = src0[7];
             src0 = src0+8;
             dest4 = dest4+8;
          }
        if (col&2)
          {
             dest2[0] = src0[0];
             dest2[1] = src0[1];
             dest2[2] = src0[2];
             dest2[3] = src0[3];
             src0 = src0+4;
             dest2 = dest2+4;
          }
        if (col&1)
          {
             dest1[0] = src0[0];
             dest1[1] = src0[1];
             src0 = src0+2;
             dest1 = dest1+2;
          }
     }
   return 0;
}