Functions | |
FLA_Error | FLA_Dot2s_external (FLA_Obj alpha, FLA_Obj x, FLA_Obj y, FLA_Obj beta, FLA_Obj rho) |
void FLA_F2C() | fla_dot2s_external_f (F_INT *alpha, F_INT *x, F_INT *y, F_INT *beta, F_INT *rho, F_INT *IERROR) |
References cblas_cdotu_sub(), cblas_ddot(), cblas_sdot(), cblas_zdotu_sub(), ddot(), fla_cdotu(), FLA_Check_error_level(), FLA_Dots_check(), FLA_Obj_datatype(), FLA_Obj_has_zero_dim(), FLA_Obj_ldim(), FLA_Obj_length(), FLA_Obj_vector_dim(), FLA_Scal_external(), fla_zdotu(), dcomplex::imag, scomplex::imag, dcomplex::real, scomplex::real, and sdot().
Referenced by FLA_Dot2s(), fla_dot2s_external_f(), FLA_Syr2k_ln_unb_var1(), FLA_Syr2k_ln_unb_var2(), FLA_Syr2k_ln_unb_var3(), FLA_Syr2k_ln_unb_var4(), FLA_Syr2k_ln_unb_var5(), FLA_Syr2k_ln_unb_var6(), FLA_Syr2k_ln_unb_var7(), FLA_Syr2k_ln_unb_var8(), FLA_Syr2k_lt_unb_var1(), FLA_Syr2k_lt_unb_var2(), FLA_Syr2k_lt_unb_var3(), FLA_Syr2k_lt_unb_var4(), FLA_Syr2k_lt_unb_var5(), FLA_Syr2k_lt_unb_var6(), FLA_Syr2k_lt_unb_var7(), FLA_Syr2k_lt_unb_var8(), FLA_Syr2k_un_unb_var1(), FLA_Syr2k_un_unb_var2(), FLA_Syr2k_un_unb_var3(), FLA_Syr2k_un_unb_var4(), FLA_Syr2k_un_unb_var5(), FLA_Syr2k_un_unb_var6(), FLA_Syr2k_un_unb_var7(), FLA_Syr2k_un_unb_var8(), FLA_Syr2k_ut_unb_var1(), FLA_Syr2k_ut_unb_var2(), FLA_Syr2k_ut_unb_var3(), FLA_Syr2k_ut_unb_var4(), FLA_Syr2k_ut_unb_var5(), FLA_Syr2k_ut_unb_var6(), FLA_Syr2k_ut_unb_var7(), and FLA_Syr2k_ut_unb_var8().
00036 { 00037 FLA_Datatype datatype; 00038 int num_elem; 00039 int m_x, inc_x, ldim_x; 00040 int m_y, inc_y, ldim_y; 00041 00042 if ( FLA_Check_error_level() == FLA_FULL_ERROR_CHECKING ) 00043 FLA_Dots_check( alpha, x, y, beta, rho ); 00044 00045 if ( FLA_Obj_has_zero_dim( x ) ) 00046 { 00047 FLA_Scal_external( beta, rho ); 00048 return FLA_SUCCESS; 00049 } 00050 00051 datatype = FLA_Obj_datatype( x ); 00052 00053 m_x = FLA_Obj_length( x ); 00054 ldim_x = FLA_Obj_ldim( x ); 00055 00056 m_y = FLA_Obj_length( y ); 00057 ldim_y = FLA_Obj_ldim( y ); 00058 00059 inc_x = ( m_x == 1 ? ldim_x : 1 ); 00060 inc_y = ( m_y == 1 ? ldim_y : 1 ); 00061 num_elem = FLA_Obj_vector_dim( x ); 00062 00063 00064 switch ( datatype ){ 00065 00066 case FLA_FLOAT: 00067 { 00068 float *buff_x = ( float * ) FLA_FLOAT_PTR( x ); 00069 float *buff_y = ( float * ) FLA_FLOAT_PTR( y ); 00070 float *buff_rho = ( float * ) FLA_FLOAT_PTR( rho ); 00071 float *buff_alpha = ( float * ) FLA_FLOAT_PTR( alpha ); 00072 float *buff_beta = ( float * ) FLA_FLOAT_PTR( beta ); 00073 float temp; 00074 00075 #ifdef FLA_ENABLE_CBLAS_INTERFACE 00076 temp = cblas_sdot( num_elem, 00077 buff_x, inc_x, 00078 buff_y, inc_y ); 00079 #else 00080 temp = FLA_C2F( sdot ) ( &num_elem, 00081 buff_x, &inc_x, 00082 buff_y, &inc_y ); 00083 #endif 00084 00085 *buff_rho = 2.0F * (*buff_alpha) * temp + (*buff_beta) * (*buff_rho); 00086 00087 break; 00088 } 00089 00090 case FLA_DOUBLE: 00091 { 00092 double *buff_x = ( double * ) FLA_DOUBLE_PTR( x ); 00093 double *buff_y = ( double * ) FLA_DOUBLE_PTR( y ); 00094 double *buff_rho = ( double * ) FLA_DOUBLE_PTR( rho ); 00095 double *buff_alpha = ( double * ) FLA_DOUBLE_PTR( alpha ); 00096 double *buff_beta = ( double * ) FLA_DOUBLE_PTR( beta ); 00097 double temp; 00098 00099 #ifdef FLA_ENABLE_CBLAS_INTERFACE 00100 temp = cblas_ddot( num_elem, 00101 buff_x, inc_x, 00102 buff_y, inc_y ); 00103 #else 00104 temp = FLA_C2F( ddot ) ( &num_elem, 00105 buff_x, &inc_x, 00106 buff_y, &inc_y ); 00107 #endif 00108 00109 *buff_rho = 2.0 * (*buff_alpha) * temp + (*buff_beta) * (*buff_rho); 00110 00111 break; 00112 } 00113 00114 case FLA_COMPLEX: 00115 { 00116 scomplex *buff_x = ( scomplex * ) FLA_COMPLEX_PTR( x ); 00117 scomplex *buff_y = ( scomplex * ) FLA_COMPLEX_PTR( y ); 00118 scomplex *buff_rho = ( scomplex * ) FLA_COMPLEX_PTR( rho ); 00119 scomplex *buff_alpha = ( scomplex * ) FLA_COMPLEX_PTR( alpha ); 00120 scomplex *buff_beta = ( scomplex * ) FLA_COMPLEX_PTR( beta ); 00121 scomplex temp, temp2, alphac, temp_rho; 00122 00123 alphac = *buff_alpha; 00124 alphac.imag *= -1.0F; 00125 00126 #ifdef FLA_ENABLE_CBLAS_INTERFACE 00127 cblas_cdotu_sub( num_elem, 00128 buff_x, inc_x, 00129 buff_y, inc_y, &temp ); 00130 cblas_cdotu_sub( num_elem, 00131 buff_y, inc_y, 00132 buff_x, inc_x, &temp2 ); 00133 #else 00134 FLA_F2C( fla_cdotu ) ( &num_elem, 00135 buff_x, &inc_x, 00136 buff_y, &inc_y, &temp ); 00137 FLA_F2C( fla_cdotu ) ( &num_elem, 00138 buff_y, &inc_y, 00139 buff_x, &inc_x, &temp2 ); 00140 #endif 00141 00142 00143 temp_rho.real = buff_alpha->real * temp.real - buff_alpha->imag * temp.imag + 00144 alphac.real * temp2.real - alphac.imag * temp2.imag + 00145 buff_beta->real * buff_rho->real - buff_beta->imag * buff_rho->imag; 00146 00147 temp_rho.imag = buff_alpha->real * temp.imag + buff_alpha->imag * temp.real + 00148 alphac.real * temp2.imag + alphac.imag * temp2.real + 00149 buff_beta->real * buff_rho->imag + buff_beta->imag * buff_rho->real; 00150 00151 buff_rho->real = temp_rho.real; 00152 buff_rho->imag = temp_rho.imag; 00153 00154 break; 00155 } 00156 00157 case FLA_DOUBLE_COMPLEX: 00158 { 00159 dcomplex *buff_x = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( x ); 00160 dcomplex *buff_y = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( y ); 00161 dcomplex *buff_rho = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( rho ); 00162 dcomplex *buff_alpha = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( alpha ); 00163 dcomplex *buff_beta = ( dcomplex * ) FLA_DOUBLE_COMPLEX_PTR( beta ); 00164 dcomplex temp, temp2, alphac, temp_rho; 00165 00166 alphac = *buff_alpha; 00167 alphac.imag *= -1.0; 00168 00169 #ifdef FLA_ENABLE_CBLAS_INTERFACE 00170 cblas_zdotu_sub( num_elem, 00171 buff_x, inc_x, 00172 buff_y, inc_y, &temp ); 00173 cblas_zdotu_sub( num_elem, 00174 buff_x, inc_x, 00175 buff_y, inc_y, &temp2 ); 00176 #else 00177 FLA_F2C( fla_zdotu ) ( &num_elem, 00178 buff_x, &inc_x, 00179 buff_y, &inc_y, &temp ); 00180 FLA_F2C( fla_zdotu ) ( &num_elem, 00181 buff_x, &inc_x, 00182 buff_y, &inc_y, &temp2 ); 00183 #endif 00184 00185 temp_rho.real = buff_alpha->real * temp.real - buff_alpha->imag * temp.imag + 00186 alphac.real * temp2.real - alphac.imag * temp2.imag + 00187 buff_beta->real * buff_rho->real - buff_beta->imag * buff_rho->imag; 00188 00189 temp_rho.imag = buff_alpha->real * temp.imag + buff_alpha->imag * temp.real + 00190 alphac.real * temp2.imag + alphac.imag * temp2.real + 00191 buff_beta->real * buff_rho->imag + buff_beta->imag * buff_rho->real; 00192 00193 buff_rho->real = temp_rho.real; 00194 buff_rho->imag = temp_rho.imag; 00195 00196 break; 00197 } 00198 00199 } 00200 00201 return FLA_SUCCESS; 00202 }
void FLA_F2C() fla_dot2s_external_f | ( | F_INT * | alpha, | |
F_INT * | x, | |||
F_INT * | y, | |||
F_INT * | beta, | |||
F_INT * | rho, | |||
F_INT * | IERROR | |||
) |
References FLA_Dot2s_external().
00206 { 00207 *IERROR = FLA_Dot2s_external( *( ( FLA_Obj * ) alpha ), 00208 *( ( FLA_Obj * ) x ), 00209 *( ( FLA_Obj * ) y ), 00210 *( ( FLA_Obj * ) beta ), 00211 *( ( FLA_Obj * ) rho ) ); 00212 }