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first try; broken

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This commit is contained in:
Martin Reinecke 2018-12-18 13:45:25 +01:00
parent d257e92e54
commit 202507ecaa
3 changed files with 78 additions and 4 deletions
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54
libsharp/sharp_core.c
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@ -280,6 +280,58 @@ NOINLINE static void calc_alm2map (sharp_job * restrict job,
alm2map_kernel(d, rf, alm, l, lmax, nv2);
}
NOINLINE static void calc_alm2map_alt (sharp_job * restrict job,
const sharp_Ylmgen_C * restrict gen, s0data_v * restrict d, int nth)
{
int l=gen->m, lmax=gen->lmax;
int nv2 = (nth+VLEN-1)/VLEN;
job->opcnt += (lmax+1-l) * 6*nth;
const double inv_sqrt4pi = 0.2820947917738781434740397257803862929220;
Tv mfac = vload(gen->mfac[gen->m]);
for (int i=0; i<nv2; ++i)
{
d->lam1[i]=vzero;
mypow(d->sth[i],l,gen->powlimit,&d->lam2[i],&d->scale[i]);
d->lam2[i] *= mfac;
Tvnormalize(&d->lam2[i],&d->scale[i],sharp_ftol);
}
const dcmplx * restrict alm=job->almtmp;
dcmplx * restrict alm2=RALLOC(dcmplx, gen->lmax+5);
{
for (int il=0, l=gen->m; l<=gen->lmax; ++il,l+=2)
{
dcmplx al = alm[l];
dcmplx al1 = (l+1>gen->lmax) ? 0. : alm[l+1];
dcmplx al2 = (l+2>gen->lmax) ? 0. : alm[l+2];
alm2[l ] = gen->alpha[il]*(gen->eps[l+1]*al + gen->eps[l+2]*al2);
alm2[l+1] = gen->alpha[il]*al1;
}
}
for (int i=0; i<nv2; ++i)
getCorfac(d->scale[i], &d->corfac[i], gen->cf);
for (int il=0, l=gen->m; l<=lmax; ++il, l+=2)
{
Tv ar1=vload(creal(alm2[l ])), ai1=vload(cimag(alm2[l ]));
Tv ar2=vload(creal(alm2[l+1])), ai2=vload(cimag(alm2[l+1]));
for (int i=0; i<nv2; ++i)
{
d->p1r[i] += d->lam2[i]*d->corfac[i]*ar1;
d->p1i[i] += d->lam2[i]*d->corfac[i]*ai1;
d->p2r[i] += d->cth[i]*d->lam2[i]*d->corfac[i]*ar2;
d->p2i[i] += d->cth[i]*d->lam2[i]*d->corfac[i]*ai2;
Tv tmp = (gen->a[il]*d->cth[i]*d->cth[i] + gen->b[il])*d->lam2[i] + d->lam1[i];
d->lam1[i] = d->lam2[i];
d->lam2[i] = tmp;
if (rescale(&d->lam1[i], &d->lam2[i], &d->scale[i], vload(sharp_ftol)))
getCorfac(d->scale[i], &d->corfac[i], gen->cf);
}
}
DEALLOC(alm2);
}
NOINLINE static void map2alm_kernel(s0data_v * restrict d,
const sharp_ylmgen_dbl2 * restrict rf, dcmplx * restrict alm, int l,
int lmax, int nv2)
@ -812,7 +864,7 @@ NOINLINE static void inner_loop_a2m(sharp_job *job, const int *ispair,
d.s.sth[i]=d.s.sth[nth-1];
d.s.p1r[i]=d.s.p1i[i]=d.s.p2r[i]=d.s.p2i[i]=0.;
}
calc_alm2map (job, gen, &d.v, nth);
calc_alm2map_alt (job, gen, &d.v, nth);
for (int i=0; i<nth; ++i)
{
int tgt=itgt[i];