OpenBLAS/kernel/generic/zgemm_ncopy_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,*src4,*src5,*src6,*src7,*dest0;
   for (j=0; j<col/8; j+=1)
     {
        src0 = src;
        src1 = src0+2*srcdim;
        src2 = src1+2*srcdim;
        src3 = src2+2*srcdim;
        src4 = src3+2*srcdim;
        src5 = src4+2*srcdim;
        src6 = src5+2*srcdim;
        src7 = src6+2*srcdim;
        src = src7+2*srcdim;
        dest0 = dest;
        ii = (row<<4);
        dest = dest+ii;
        for (i=0; i<row/4; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             dest0[8] = src4[0];
             dest0[9] = src4[1];
             dest0[10] = src5[0];
             dest0[11] = src5[1];
             dest0[12] = src6[0];
             dest0[13] = src6[1];
             dest0[14] = src7[0];
             dest0[15] = src7[1];
             dest0[16] = src0[2];
             dest0[17] = src0[3];
             dest0[18] = src1[2];
             dest0[19] = src1[3];
             dest0[20] = src2[2];
             dest0[21] = src2[3];
             dest0[22] = src3[2];
             dest0[23] = src3[3];
             dest0[24] = src4[2];
             dest0[25] = src4[3];
             dest0[26] = src5[2];
             dest0[27] = src5[3];
             dest0[28] = src6[2];
             dest0[29] = src6[3];
             dest0[30] = src7[2];
             dest0[31] = src7[3];
             dest0[32] = src0[4];
             dest0[33] = src0[5];
             dest0[34] = src1[4];
             dest0[35] = src1[5];
             dest0[36] = src2[4];
             dest0[37] = src2[5];
             dest0[38] = src3[4];
             dest0[39] = src3[5];
             dest0[40] = src4[4];
             dest0[41] = src4[5];
             dest0[42] = src5[4];
             dest0[43] = src5[5];
             dest0[44] = src6[4];
             dest0[45] = src6[5];
             dest0[46] = src7[4];
             dest0[47] = src7[5];
             dest0[48] = src0[6];
             dest0[49] = src0[7];
             dest0[50] = src1[6];
             dest0[51] = src1[7];
             dest0[52] = src2[6];
             dest0[53] = src2[7];
             dest0[54] = src3[6];
             dest0[55] = src3[7];
             dest0[56] = src4[6];
             dest0[57] = src4[7];
             dest0[58] = src5[6];
             dest0[59] = src5[7];
             dest0[60] = src6[6];
             dest0[61] = src6[7];
             dest0[62] = src7[6];
             dest0[63] = src7[7];
             src0 = src0+8;
             src1 = src1+8;
             src2 = src2+8;
             src3 = src3+8;
             src4 = src4+8;
             src5 = src5+8;
             src6 = src6+8;
             src7 = src7+8;
             ii = (4<<4);
             dest0 = dest0+ii;
          }
        if (row&2)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             dest0[8] = src4[0];
             dest0[9] = src4[1];
             dest0[10] = src5[0];
             dest0[11] = src5[1];
             dest0[12] = src6[0];
             dest0[13] = src6[1];
             dest0[14] = src7[0];
             dest0[15] = src7[1];
             dest0[16] = src0[2];
             dest0[17] = src0[3];
             dest0[18] = src1[2];
             dest0[19] = src1[3];
             dest0[20] = src2[2];
             dest0[21] = src2[3];
             dest0[22] = src3[2];
             dest0[23] = src3[3];
             dest0[24] = src4[2];
             dest0[25] = src4[3];
             dest0[26] = src5[2];
             dest0[27] = src5[3];
             dest0[28] = src6[2];
             dest0[29] = src6[3];
             dest0[30] = src7[2];
             dest0[31] = src7[3];
             src0 = src0+4;
             src1 = src1+4;
             src2 = src2+4;
             src3 = src3+4;
             src4 = src4+4;
             src5 = src5+4;
             src6 = src6+4;
             src7 = src7+4;
             ii = (2<<4);
             dest0 = dest0+ii;
          }
        if (row&1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             dest0[8] = src4[0];
             dest0[9] = src4[1];
             dest0[10] = src5[0];
             dest0[11] = src5[1];
             dest0[12] = src6[0];
             dest0[13] = src6[1];
             dest0[14] = src7[0];
             dest0[15] = src7[1];
             src0 = src0+2;
             src1 = src1+2;
             src2 = src2+2;
             src3 = src3+2;
             src4 = src4+2;
             src5 = src5+2;
             src6 = src6+2;
             src7 = src7+2;
             ii = (1<<4);
             dest0 = dest0+ii;
          }
     }
   if (col&4)
     {
        src0 = src;
        src1 = src0+2*srcdim;
        src2 = src1+2*srcdim;
        src3 = src2+2*srcdim;
        src = src3+2*srcdim;
        dest0 = dest;
        ii = (row<<3);
        dest = dest+ii;
        for (i=0; i<row/4; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             dest0[8] = src0[2];
             dest0[9] = src0[3];
             dest0[10] = src1[2];
             dest0[11] = src1[3];
             dest0[12] = src2[2];
             dest0[13] = src2[3];
             dest0[14] = src3[2];
             dest0[15] = src3[3];
             dest0[16] = src0[4];
             dest0[17] = src0[5];
             dest0[18] = src1[4];
             dest0[19] = src1[5];
             dest0[20] = src2[4];
             dest0[21] = src2[5];
             dest0[22] = src3[4];
             dest0[23] = src3[5];
             dest0[24] = src0[6];
             dest0[25] = src0[7];
             dest0[26] = src1[6];
             dest0[27] = src1[7];
             dest0[28] = src2[6];
             dest0[29] = src2[7];
             dest0[30] = src3[6];
             dest0[31] = src3[7];
             src0 = src0+8;
             src1 = src1+8;
             src2 = src2+8;
             src3 = src3+8;
             ii = (4<<3);
             dest0 = dest0+ii;
          }
        if (row&2)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             dest0[8] = src0[2];
             dest0[9] = src0[3];
             dest0[10] = src1[2];
             dest0[11] = src1[3];
             dest0[12] = src2[2];
             dest0[13] = src2[3];
             dest0[14] = src3[2];
             dest0[15] = src3[3];
             src0 = src0+4;
             src1 = src1+4;
             src2 = src2+4;
             src3 = src3+4;
             ii = (2<<3);
             dest0 = dest0+ii;
          }
        if (row&1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src2[0];
             dest0[5] = src2[1];
             dest0[6] = src3[0];
             dest0[7] = src3[1];
             src0 = src0+2;
             src1 = src1+2;
             src2 = src2+2;
             src3 = src3+2;
             ii = (1<<3);
             dest0 = dest0+ii;
          }
     }
   if (col&2)
     {
        src0 = src;
        src1 = src0+2*srcdim;
        src = src1+2*srcdim;
        dest0 = dest;
        ii = (row<<2);
        dest = dest+ii;
        for (i=0; i<row/4; i+=1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src0[2];
             dest0[5] = src0[3];
             dest0[6] = src1[2];
             dest0[7] = src1[3];
             dest0[8] = src0[4];
             dest0[9] = src0[5];
             dest0[10] = src1[4];
             dest0[11] = src1[5];
             dest0[12] = src0[6];
             dest0[13] = src0[7];
             dest0[14] = src1[6];
             dest0[15] = src1[7];
             src0 = src0+8;
             src1 = src1+8;
             ii = (4<<2);
             dest0 = dest0+ii;
          }
        if (row&2)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             dest0[4] = src0[2];
             dest0[5] = src0[3];
             dest0[6] = src1[2];
             dest0[7] = src1[3];
             src0 = src0+4;
             src1 = src1+4;
             ii = (2<<2);
             dest0 = dest0+ii;
          }
        if (row&1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src1[0];
             dest0[3] = src1[1];
             src0 = src0+2;
             src1 = src1+2;
             ii = (1<<2);
             dest0 = dest0+ii;
          }
     }
   if (col&1)
     {
        src0 = src;
        src = src0+2*srcdim;
        dest0 = dest;
        ii = (row<<1);
        dest = dest+ii;
        for (i=0; i<row/4; 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];
             src0 = src0+8;
             ii = (4<<1);
             dest0 = dest0+ii;
          }
        if (row&2)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             dest0[2] = src0[2];
             dest0[3] = src0[3];
             src0 = src0+4;
             ii = (2<<1);
             dest0 = dest0+ii;
          }
        if (row&1)
          {
             dest0[0] = src0[0];
             dest0[1] = src0[1];
             src0 = src0+2;
             ii = (1<<1);
             dest0 = dest0+ii;
          }
     }
   return 0;
}