Exemplo n.º 1
0
void ATL_crefgbmvT
(
   const int                  M,
   const int                  N,
   const int                  KL,
   const int                  KU,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * X,
   const int                  INCX,
   const float                * BETA,
   float                      * Y,
   const int                  INCY
)
{
/*
 * Purpose
 * =======
 *
 * ATL_crefgbmvT( ... ) <=> ATL_crefgbmv( AtlasTrans, ... )
 *
 * See ATL_crefgbmv for details.
 *
 * ---------------------------------------------------------------------
 */
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r;
   int                        i, i0, i1, iaij, ix, j, jaj, jy, k, kx=0, ky=0;
   int                        incx2 = 2 * INCX, incy2 = 2 * INCY,
                              lda2 = ( LDA << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0, jaj = 0, jy = ky; j < M; j++, jaj += lda2, jy += incy2 )
   {
      Mset( ATL_sZERO, ATL_sZERO, t0_r, t0_i );
      k = KU - j; i0 = ( j - KU > 0 ? j - KU : 0 );
      i1 = ( N - 1 > j + KL ? j + KL : N - 1 );

      for( i  = i0,      iaij  = ((k+i0) << 1)+jaj, ix  = kx;
           i <= i1; i++, iaij += 2,                 ix += incx2 )
      { Mmla( A[iaij],  A[iaij+1], X[ix], X[ix+1], t0_r, t0_i ); }
      Mcelscal( BETA[0], BETA[1], Y[jy], Y[jy+1] );
      Mmla( ALPHA[0], ALPHA[1], t0_r, t0_i, Y[jy], Y[jy+1] );
      if( j >= KU ) kx += incx2;
   }
/*
 * End of ATL_crefgbmvT
 */
}
Exemplo n.º 2
0
void ATL_crefsyrkLT
(
   const int                  N,
   const int                  K,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * BETA,
   float                      * C,
   const int                  LDC
)
{
/*
 * Purpose
 * =======
 *
 * ATL_crefsyrkLT( ... )
 *
 * <=>
 *
 * ATL_crefsyrk( AtlasLower, AtlasTrans, ... )
 *
 * See ATL_crefsyrk for details.
 *
 * ---------------------------------------------------------------------
 */
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r;
   int                        i, iali, ialj, icij, j, jai, jaj, jcj, l,
                              lda2 = ( LDA << 1 ), ldc2 = ( LDC << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0, jaj = 0, jcj = 0; j < N; j++, jaj += lda2, jcj += ldc2 )
   {
      for( i = j,      jai  = j*lda2, icij  = (j << 1)+jcj;
           i < N; i++, jai += lda2,   icij += 2 )
      {
         Mset( ATL_sZERO, ATL_sZERO, t0_r, t0_i );
         for( l = 0, iali = jai, ialj = jaj; l < K; l++, iali += 2, ialj += 2 )
         { Mmla( A[iali], A[iali+1], A[ialj], A[ialj+1], t0_r, t0_i ); }
         Mcelscal( BETA[0], BETA[1], C[icij], C[icij+1] );
         Mmla( ALPHA[0], ALPHA[1], t0_r, t0_i, C[icij], C[icij+1] );
      }
   }
/*
 * End of ATL_crefsyrkLT
 */
}
Exemplo n.º 3
0
void ATL_crefgpmvLH
(
   const int                  M,
   const int                  N,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * X,
   const int                  INCX,
   const float                * BETA,
   float                      * Y,
   const int                  INCY
)
{
/*
 * Purpose
 * =======
 *
 * ATL_crefgpmvLH( ... )
 *
 * <=>
 *
 * ATL_crefgpmv( AtlasLower, AtlasConjTrans, ... )
 *
 * See ATL_crefgpmv for details.
 *
 * ---------------------------------------------------------------------
 */
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r;
   int                        i, iaij, incx2 = 2 * INCX, incy2 = 2 * INCY,
                              ix, j, jaj, jy, lda2 = ( LDA << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0, jaj = 0, jy = 0; j < M; j++, jy += incy2 )
   {
      Mset( ATL_sZERO, ATL_sZERO, t0_r, t0_i );
      for( i = 0, iaij = jaj, ix = 0; i < N; i++, iaij += 2, ix += incx2 )
      { Mmla( A[iaij], -A[iaij+1], X[ix], X[ix+1], t0_r, t0_i ); }
      Mcelscal( BETA[0], BETA[1], Y[jy], Y[jy+1] );
      Mmla( ALPHA[0], ALPHA[1], t0_r, t0_i, Y[jy], Y[jy+1] );
      lda2 -= 2; jaj += lda2;
   }
/*
 * End of ATL_crefgpmvLH
 */
}
Exemplo n.º 4
0
void ATL_crefgemmCT
(
   const int                  M,
   const int                  N,
   const int                  K,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * B,
   const int                  LDB,
   const float                * BETA,
   float                      * C,
   const int                  LDC
)
{
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r;
   int                        i, iali, ibj, ibjl, icij, j, jai, jcj, l,
                              lda2 = ( LDA << 1 ), ldb2 = ( LDB << 1 ),
                              ldc2 = ( LDC << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0, ibj = 0, jcj = 0; j < N; j++, ibj += 2, jcj += ldc2 )
   {
      for( i = 0, icij = jcj, jai = 0; i < M; i++, icij += 2, jai += lda2 )
      {
         Mset( ATL_sZERO, ATL_sZERO, t0_r, t0_i );
         for( l = 0,      iali  = jai, ibjl  = ibj;
              l < K; l++, iali += 2,   ibjl += ldb2 )
         { Mmla( A[iali], -A[iali+1], B[ibjl],  B[ibjl+1], t0_r, t0_i ); }
         Mcelscal( BETA[0], BETA[1], C[icij], C[icij+1] );
         Mmla( ALPHA[0], ALPHA[1], t0_r, t0_i, C[icij], C[icij+1] );
      }
   }
/*
 * End of ATL_crefgemmCT
 */
}
Exemplo n.º 5
0
void ATL_crefhemmRL
(
   const int                  M,
   const int                  N,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * B,
   const int                  LDB,
   const float                * BETA,
   float                      * C,
   const int                  LDC
)
{
/*
 * Purpose
 * =======
 *
 * ATL_crefhemmRL( ... )
 *
 * <=>
 *
 * ATL_crefhemm( AtlasRight, AtlasLower, ... )
 *
 * See ATL_crefhemm for details.
 *
 * ---------------------------------------------------------------------
 */
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r;
   int                        i, iaj, iajk, iakj, ibij, ibik, icij, j,
                              jaj, jbj, jbk, jcj, k, lda2 = ( LDA << 1 ),
                              ldb2 = ( LDB << 1 ), ldc2 = ( LDC << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0,      iaj  = 0, jaj  = 0,    jbj  = 0,    jcj  = 0;
        j < N; j++, iaj += 2, jaj += lda2, jbj += ldb2, jcj += ldc2 )
   {
      i = ( j << 1 ) + jaj;
      Mset( ALPHA[0] * A[i], ALPHA[1] * A[i], t0_r, t0_i );
      for( i = 0, ibij = jbj, icij = jcj; i < M; i++, ibij += 2, icij += 2 )
      {
         Mcelscal( BETA[0], BETA[1], C[icij], C[icij+1] );
         Mmla( t0_r, t0_i, B[ibij], B[ibij+1], C[icij], C[icij+1] );
      }
      for( k = 0, iajk = iaj, jbk = 0; k < j; k++, iajk += lda2, jbk += ldb2 )
      {
         Mmul( ALPHA[0], ALPHA[1], A[iajk], -A[iajk+1], t0_r, t0_i );
         for( i = 0, ibik = jbk, icij = jcj; i < M; i++, ibik += 2, icij += 2 )
         { Mmla( t0_r, t0_i, B[ibik], B[ibik+1], C[icij], C[icij+1] ); }
      }
      for( k = j+1,    iakj  = ((j+1) << 1)+jaj, jbk  = (j+1)*ldb2;
           k < N; k++, iakj += 2,                jbk += ldb2 )
      {
         Mmul( ALPHA[0], ALPHA[1], A[iakj], A[iakj+1], t0_r, t0_i );
         for( i = 0, ibik = jbk, icij = jcj; i < M; i++, ibik += 2, icij += 2 )
         { Mmla( t0_r, t0_i, B[ibik], B[ibik+1], C[icij], C[icij+1] ); }
      }
   }
/*
 * End of ATL_crefhemmRL
 */
}
Exemplo n.º 6
0
void ATL_crefsymmLL
(
   const int                  M,
   const int                  N,
   const float                * ALPHA,
   const float                * A,
   const int                  LDA,
   const float                * B,
   const int                  LDB,
   const float                * BETA,
   float                      * C,
   const int                  LDC
)
{
/*
 * Purpose
 * =======
 *
 * ATL_crefsymmLL( ... )
 *
 * <=>
 *
 * ATL_crefsymm( AtlasLeft, AtlasLower, ... )
 *
 * See ATL_crefsymm for details.
 *
 * ---------------------------------------------------------------------
 */
/*
 * .. Local Variables ..
 */
   register float             t0_i, t0_r, t1_i, t1_r;
   int                        i, iaki, ibij, ibkj, icij, ickj, j, jai,
                              jbj, jcj, k, lda2 = ( LDA << 1 ),
                              ldb2 = ( LDB << 1 ), ldc2 = ( LDC << 1 );
/* ..
 * .. Executable Statements ..
 *
 */
   for( j = 0, jbj = 0, jcj = 0; j < N; j++, jbj += ldb2, jcj += ldc2 )
   {
      for( i = M-1, jai  = (M-1)*lda2, ibij  = ( (M-1) << 1 )+jbj,
           icij  = ( (M-1) << 1 )+jcj; i >= 0;
           i--, jai -= lda2, ibij -= 2, icij -= 2 )
      {
         Mmul( ALPHA[0], ALPHA[1], B[ibij], B[ibij+1], t0_r, t0_i );
         Mset( ATL_sZERO, ATL_sZERO, t1_r, t1_i );
         for( k = i+1, iaki = ( (i+1) << 1 )+jai, ibkj = ( (i+1) << 1 )+jbj,
              ickj = ( (i+1) << 1 )+jcj; k < M;
              k++, iaki += 2, ibkj += 2, ickj += 2 )
         {
            Mmla( A[iaki], A[iaki+1], t0_r, t0_i, C[ickj], C[ickj+1] );
            Mmla( B[ibkj], B[ibkj+1], A[iaki], A[iaki+1], t1_r, t1_i );
         }
         Mcelscal( BETA[0], BETA[1], C[icij], C[icij+1] );
         k = ( i << 1 ) + jai;
         Mmla( t0_r, t0_i, A[k], A[k+1], C[icij], C[icij+1] );
         Mmla( ALPHA[0], ALPHA[1], t1_r, t1_i, C[icij], C[icij+1] );
      }
   }
/*
 * End of ATL_crefsymmLL
 */
}