void (vsip_mexp_f)(
const vsip_mview_f *a,
const vsip_mview_f *r) {
{
vsip_length n_mj, /* major length */
n_mn; /* minor length */
vsip_stride ast_mj, ast_mn,
rst_mj, rst_mn;
vsip_scalar_f *ap = (a->block->array) + a->offset * a->block->rstride,
*rp = (r->block->array) + r->offset * r->block->rstride;
vsip_scalar_f *ap0 = ap,
*rp0 = rp;
/* pick direction dependent on output */
if(r->row_stride < r->col_stride){
n_mj = r->row_length; n_mn = r->col_length;
rst_mj = r->row_stride; rst_mn = r->col_stride;
ast_mj = a->row_stride; ast_mn = a->col_stride;
rst_mj *= r->block->rstride; rst_mn *= r->block->rstride;
ast_mj *= a->block->rstride; ast_mn *= a->block->rstride;
} else {
n_mn = r->row_length; n_mj = r->col_length;
rst_mn = r->row_stride; rst_mj = r->col_stride;
ast_mn = a->row_stride; ast_mj = a->col_stride;
rst_mn *= r->block->rstride; rst_mj *= r->block->rstride;
ast_mn *= a->block->rstride; ast_mj *= a->block->rstride;
}
/*end define*/
if(ap == rp){ /* inplace */
while(n_mn-- > 0){
vsip_length n = n_mj;
while(n-- >0){
*rp = VSIP_EXP_F(*rp);
rp += rst_mj;
}
rp0 += rst_mn;
rp = rp0;
}
} else {
while(n_mn-- > 0){
vsip_length n = n_mj;
while(n-- >0){
*rp = VSIP_EXP_F(*ap);
ap += ast_mj; rp += rst_mj;
}
ap0 += ast_mn; rp0 += rst_mn;
ap = ap0; rp = rp0;
}
}
}
return;
}
void (vsip_vexp_f)(
const vsip_vview_f *a,
const vsip_vview_f *r) {
{
/*define variables*/
/* register */ vsip_length n = r->length;
/* register */ vsip_stride ast = a->stride * a->block->rstride,
rst = r->stride * r->block->rstride;
vsip_scalar_f *ap = (a->block->array) + a->offset * a->block->rstride,
*rp = (r->block->array) + r->offset * r->block->rstride;
/*end define*/
while(n-- > 0){
*rp = VSIP_EXP_F(*ap);
ap += ast; rp += rst;
}
}
}
void (vsip_cmexp_f)(
const vsip_cmview_f *a,
const vsip_cmview_f *r) {
{
vsip_length n_mj, /* major length */
n_mn; /* minor length */
vsip_stride ast_mj, ast_mn,
rst_mj, rst_mn;
vsip_scalar_f *ap_r = (a->block->R->array) + a->offset * a->block->cstride,
*rp_r = (r->block->R->array) + r->offset * r->block->cstride;
vsip_scalar_f *ap_i = (a->block->I->array) + a->offset * a->block->cstride,
*rp_i = (r->block->I->array) + r->offset * r->block->cstride;
vsip_scalar_f *ap0_r = ap_r,
*rp0_r = rp_r;
vsip_scalar_f *ap0_i = ap_i,
*rp0_i = rp_i;
vsip_scalar_f mag = 0;
/* pick direction dependent on output */
if(r->row_stride < r->col_stride){
n_mj = r->row_length; n_mn = r->col_length;
rst_mj = r->row_stride; rst_mn = r->col_stride;
ast_mj = a->row_stride; ast_mn = a->col_stride;
rst_mj *= r->block->cstride; rst_mn *= r->block->cstride;
ast_mj *= a->block->cstride; ast_mn *= a->block->cstride;
} else {
n_mn = r->row_length; n_mj = r->col_length;
rst_mn = r->row_stride; rst_mj = r->col_stride;
ast_mn = a->row_stride; ast_mj = a->col_stride;
rst_mn *= r->block->cstride; rst_mj *= r->block->cstride;
ast_mn *= a->block->cstride; ast_mj *= a->block->cstride;
}
/*end define*/
if(ap_i == rp_i){ /* inplace */
while(n_mn-- > 0){
vsip_length n = n_mj;
while(n-- >0){
mag = VSIP_EXP_F(*rp_r);
*rp_r = mag * VSIP_COS_F(*rp_i);
*rp_i = mag * VSIP_SIN_F(*rp_i);
rp_r += rst_mj;
rp_i += rst_mj;
}
rp0_r += rst_mn;
rp0_i += rst_mn;
rp_r = rp0_r;
rp_i = rp0_i;
}
} else { /* out of place */
while(n_mn-- > 0){
vsip_length n = n_mj;
while(n-- >0){
mag = VSIP_EXP_F(*ap_r);
*rp_r = mag * VSIP_COS_F(*ap_i);
*rp_i = mag * VSIP_SIN_F(*ap_i);
ap_r += ast_mj; rp_r += rst_mj;
ap_i += ast_mj; rp_i += rst_mj;
}
ap0_r += ast_mn; rp0_r += rst_mn;
ap0_i += ast_mn; rp0_i += rst_mn;
ap_r = ap0_r; rp_r = rp0_r;
ap_i = ap0_i; rp_i = rp0_i;
}
}
}
return;
}
