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This commit is contained in:
Martin Reinecke 2018-12-13 10:30:02 +01:00
parent 7b02cb33ab
commit 88a78b2fcb
1 changed files with 80 additions and 76 deletions
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156
libsharp/sharp_core.c
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@ -60,21 +60,7 @@ typedef struct
typedef union
{ Tbri b; Tsri s; } Tburi;
static inline Tb Tbconst(double val)
{
Tv v=vload(val);
Tb res;
for (int i=0; i<nvec; ++i) res.v[i]=v;
return res;
}
static inline void Tbmuleq1(Tb * restrict a, double b)
{ Tv v=vload(b); for (int i=0; i<nvec; ++i) vmuleq(a->v[i],v); }
static inline void Tbmuleq(Tb * restrict a, Tb b)
{ for (int i=0; i<nvec; ++i) vmuleq(a->v[i],b.v[i]); }
static void Tbnormalize (Tv * restrict val, Tv * restrict scale,
static void Tvnormalize (Tv * restrict val, Tv * restrict scale,
double maxval)
{
const Tv vfmin=vload(sharp_fsmall*maxval), vfmax=vload(maxval);
@ -117,18 +103,18 @@ static void mypow(Tv val, int npow, const double * restrict powlimit,
else
{
Tv scale=vzero, scaleint=vzero, res=vone;
Tbnormalize(&val,&scaleint,sharp_fbighalf);
Tvnormalize(&val,&scaleint,sharp_fbighalf);
do
{
if (npow&1)
{
vmuleq(res,val);
vaddeq(scale,scaleint);
Tbnormalize(&res,&scale,sharp_fbighalf);
Tvnormalize(&res,&scale,sharp_fbighalf);
}
vmuleq(val,val);
vaddeq(scaleint,scaleint);
Tbnormalize(&val,&scaleint,sharp_fbighalf);
Tvnormalize(&val,&scaleint,sharp_fbighalf);
}
while(npow>>=1);
*resd=res;
@ -149,18 +135,18 @@ static void getCorfac(Tv scale, Tv * restrict corfac,
NOINLINE static void iter_to_ieee (const Tb sth, Tb cth, int *l_,
Tb * restrict lam_1, Tb * restrict lam_2, Tb * restrict scale,
const sharp_Ylmgen_C * restrict gen)
const sharp_Ylmgen_C * restrict gen, int nv2)
{
int l=gen->m;
Tv mfac = vload((gen->m&1) ? -gen->mfac[gen->m]:gen->mfac[gen->m]);
Tv fsmall=vload(sharp_fsmall), limscale=vload(sharp_limscale);
int below_limit = 1;
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1->v[i]=vzero;
mypow(sth.v[i],l,gen->powlimit,&lam_2->v[i],&scale->v[i]);
lam_2->v[i] *= mfac;
Tbnormalize(&lam_2->v[i],&scale->v[i],sharp_ftol);
Tvnormalize(&lam_2->v[i],&scale->v[i],sharp_ftol);
below_limit &= vallTrue(vlt(scale->v[i],limscale));
}
@ -170,7 +156,7 @@ NOINLINE static void iter_to_ieee (const Tb sth, Tb cth, int *l_,
below_limit=1;
Tv r10=vload(gen->rf[l ].f[0]), r11=vload(gen->rf[l ].f[1]),
r20=vload(gen->rf[l+1].f[0]), r21=vload(gen->rf[l+1].f[1]);
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1->v[i] = r10*cth.v[i]*lam_2->v[i] - r11*lam_1->v[i];
lam_2->v[i] = r20*cth.v[i]*lam_1->v[i] - r21*lam_2->v[i];
@ -192,7 +178,7 @@ NOINLINE static void iter_to_ieee (const Tb sth, Tb cth, int *l_,
NOINLINE static void alm2map_kernel(const Tb cth, Tbri * restrict p1,
Tbri * restrict p2, Tb lam_1, Tb lam_2,
const sharp_ylmgen_dbl2 * restrict rf, const dcmplx * restrict alm,
int l, int lmax)
int l, int lmax, int nv2)
{
while (l<=lmax)
{
@ -200,7 +186,7 @@ NOINLINE static void alm2map_kernel(const Tb cth, Tbri * restrict p1,
Tv ar2=vload(creal(alm[l+1])), ai2=vload(cimag(alm[l+1]));
Tv f10=vload(rf[l ].f[0]), f11=vload(rf[l ].f[1]),
f20=vload(rf[l+1].f[0]), f21=vload(rf[l+1].f[1]);
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] = f10*cth.v[i]*lam_2.v[i] - f11*lam_1.v[i];
vfmaeq(p1->r.v[i],lam_2.v[i],ar1);
@ -215,14 +201,15 @@ NOINLINE static void alm2map_kernel(const Tb cth, Tbri * restrict p1,
NOINLINE static void map2alm_kernel (const Tb cth,
const Tbri * restrict p1, const Tbri * restrict p2, Tb lam_1, Tb lam_2,
const sharp_ylmgen_dbl2 * restrict rf, dcmplx * restrict alm, int l, int lmax)
const sharp_ylmgen_dbl2 * restrict rf, dcmplx * restrict alm, int l,
int lmax, int nv2)
{
while (l<=lmax)
{
Tv f10=vload(rf[l ].f[0]), f11=vload(rf[l ].f[1]),
f20=vload(rf[l+1].f[0]), f21=vload(rf[l+1].f[1]);
Tv atmp[4] = {vzero, vzero, vzero, vzero};
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] = f10*cth.v[i]*lam_2.v[i] - f11*lam_1.v[i];
vfmaeq(atmp[0],lam_2.v[i],p1->r.v[i]);
@ -238,20 +225,21 @@ NOINLINE static void map2alm_kernel (const Tb cth,
NOINLINE static void calc_alm2map (const Tb cth, const Tb sth,
const sharp_Ylmgen_C *gen, sharp_job *job, Tbri * restrict p1,
Tbri * restrict p2)
Tbri * restrict p2, int nth)
{
int l,lmax=gen->lmax;
Tb lam_1,lam_2,scale;
iter_to_ieee(sth,cth,&l,&lam_1,&lam_2,&scale,gen);
job->opcnt += (l-gen->m) * 4*VLEN*nvec;
int nv2 = (nth+VLEN-1)/VLEN;
iter_to_ieee(sth,cth,&l,&lam_1,&lam_2,&scale,gen,nv2);
job->opcnt += (l-gen->m) * 4*nth;
if (l>lmax) return;
job->opcnt += (lmax+1-l) * 8*VLEN*nvec;
job->opcnt += (lmax+1-l) * 8*nth;
const sharp_ylmgen_dbl2 * restrict rf = gen->rf;
const dcmplx * restrict alm=job->almtmp;
int full_ieee=1;
Tb corfac;
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
getCorfac(scale.v[i], &corfac.v[i], gen->cf);
full_ieee &= vallTrue(vge(scale.v[i],vload(sharp_minscale)));
@ -264,7 +252,7 @@ NOINLINE static void calc_alm2map (const Tb cth, const Tb sth,
Tv f10=vload(rf[l ].f[0]), f11=vload(rf[l ].f[1]),
f20=vload(rf[l+1].f[0]), f21=vload(rf[l+1].f[1]);
full_ieee=1;
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] = f10*cth.v[i]*lam_2.v[i] - f11*lam_1.v[i];
vfmaeq(p1->r.v[i],lam_2.v[i]*corfac.v[i],ar1);
@ -286,27 +274,32 @@ NOINLINE static void calc_alm2map (const Tb cth, const Tb sth,
}
if (l>lmax) return;
Tbmuleq(&lam_1,corfac); Tbmuleq(&lam_2,corfac);
alm2map_kernel(cth, p1, p2, lam_1, lam_2, rf, alm, l, lmax);
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] *= corfac.v[i];
lam_2.v[i] *= corfac.v[i];
}
alm2map_kernel(cth, p1, p2, lam_1, lam_2, rf, alm, l, lmax, nv2);
}
NOINLINE static void calc_map2alm(const Tb cth, const Tb sth,
const sharp_Ylmgen_C *gen, sharp_job *job, const Tbri * restrict p1,
const Tbri * restrict p2)
const Tbri * restrict p2, int nth)
{
int lmax=gen->lmax;
Tb lam_1,lam_2,scale;
int l=gen->m;
iter_to_ieee(sth,cth,&l,&lam_1,&lam_2,&scale,gen);
job->opcnt += (l-gen->m) * 4*VLEN*nvec;
int nv2 = (nth+VLEN-1)/VLEN;
iter_to_ieee(sth,cth,&l,&lam_1,&lam_2,&scale,gen,nv2);
job->opcnt += (l-gen->m) * 4*nth;
if (l>lmax) return;
job->opcnt += (lmax+1-l) * 8*VLEN*nvec;
job->opcnt += (lmax+1-l) * 8*nth;
const sharp_ylmgen_dbl2 * restrict rf = gen->rf;
dcmplx * restrict alm=job->almtmp;
int full_ieee=1;
Tb corfac;
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
getCorfac(scale.v[i], &corfac.v[i], gen->cf);
full_ieee &= vallTrue(vge(scale.v[i],vload(sharp_minscale)));
@ -318,7 +311,7 @@ NOINLINE static void calc_map2alm(const Tb cth, const Tb sth,
Tv f10=vload(rf[l ].f[0]), f11=vload(rf[l ].f[1]),
f20=vload(rf[l+1].f[0]), f21=vload(rf[l+1].f[1]);
Tv atmp[4] = {vzero, vzero, vzero, vzero};
for (int i=0; i<nvec; ++i)
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] = f10*cth.v[i]*lam_2.v[i] - f11*lam_1.v[i];
vfmaeq(atmp[0],lam_2.v[i]*corfac.v[i],p1->r.v[i]);
@ -340,8 +333,12 @@ NOINLINE static void calc_map2alm(const Tb cth, const Tb sth,
l+=2;
}
Tbmuleq(&lam_1,corfac); Tbmuleq(&lam_2,corfac);
map2alm_kernel(cth, p1, p2, lam_1, lam_2, rf, alm, l, lmax);
for (int i=0; i<nv2; ++i)
{
lam_1.v[i] *= corfac.v[i];
lam_2.v[i] *= corfac.v[i];
}
map2alm_kernel(cth, p1, p2, lam_1, lam_2, rf, alm, l, lmax, nv2);
}
@ -362,32 +359,40 @@ NOINLINE static void inner_loop_a2m(sharp_job *job, const int *ispair,
{
if (job->spin==0)
{
for (int ith=0; ith<ulim-llim; ith+=nval)
int ith=0;
int itgt[nvec*VLEN];
while (ith<ulim-llim)
{
Tburi p1,p2; VZERO(p1); VZERO(p2);
Tbu cth, sth;
int skip=1;
for (int i=0; i<nval; ++i)
int nth=0;
while ((nth<nval)&&(ith<ulim-llim))
{
int itot=i+ith;
if (itot>=ulim-llim) itot=ulim-llim-1;
if (mlim[itot]>=m) skip=0;
cth.s[i]=cth_[itot]; sth.s[i]=sth_[itot];
}
if (!skip)
calc_alm2map (cth.b,sth.b,gen,job,&p1.b,&p2.b);
for (int i=0; i<nval; ++i)
{
int itot=i+ith;
if (itot<ulim-llim)
if (mlim[ith]>=m)
{
int phas_idx = itot*job->s_th + mi*job->s_m;
itgt[nth] = ith;
cth.s[nth]=cth_[ith]; sth.s[nth]=sth_[ith];
++nth;
}
++ith;
}
if (nth>0)
{
int i2=((nth+VLEN-1)/VLEN)*VLEN;
for (int i=nth; i<i2; ++i)
{
cth.s[i]=cth.s[nth-1];
sth.s[i]=sth.s[nth-1];
}
calc_alm2map (cth.b,sth.b,gen,job,&p1.b,&p2.b,nth);
for (int i=0; i<nth; ++i)
{
int tgt=itgt[i];
int phas_idx = tgt*job->s_th + mi*job->s_m;
complex double r1 = p1.s.r[i] + p1.s.i[i]*_Complex_I,
r2 = p2.s.r[i] + p2.s.i[i]*_Complex_I;
job->phase[phas_idx] = r1+r2;
if (ispair[itot])
if (ispair[tgt])
job->phase[phas_idx+1] = r1-r2;
}
}
@ -421,29 +426,28 @@ NOINLINE static void inner_loop_m2a(sharp_job *job, const int *ispair,
{
if (job->spin==0)
{
for (int ith=0; ith<ulim-llim; ith+=nval)
int ith=0;
while (ith<ulim-llim)
{
Tburi p1, p2; VZERO(p1); VZERO(p2);
Tburi p1,p2; VZERO(p1); VZERO(p2);
Tbu cth, sth;
int skip=1;
for (int i=0; i<nval; ++i)
int nth=0;
while ((nth<nval)&&(ith<ulim-llim))
{
int itot=i+ith;
if (itot>=ulim-llim) itot=ulim-llim-1;
if (mlim[itot]>=m) skip=0;
cth.s[i]=cth_[itot]; sth.s[i]=sth_[itot];
if ((i+ith<ulim-llim)&&(mlim[itot]>=m))
if (mlim[ith]>=m)
{
int phas_idx = itot*job->s_th + mi*job->s_m;
cth.s[nth]=cth_[ith]; sth.s[nth]=sth_[ith];
int phas_idx = ith*job->s_th + mi*job->s_m;
dcmplx ph1=job->phase[phas_idx];
dcmplx ph2=ispair[itot] ? job->phase[phas_idx+1] : 0.;
p1.s.r[i]=creal(ph1+ph2); p1.s.i[i]=cimag(ph1+ph2);
p2.s.r[i]=creal(ph1-ph2); p2.s.i[i]=cimag(ph1-ph2);
dcmplx ph2=ispair[ith] ? job->phase[phas_idx+1] : 0.;
p1.s.r[nth]=creal(ph1+ph2); p1.s.i[nth]=cimag(ph1+ph2);
p2.s.r[nth]=creal(ph1-ph2); p2.s.i[nth]=cimag(ph1-ph2);
++nth;
}
++ith;
}
if (!skip)
calc_map2alm(cth.b,sth.b,gen,job,&p1.b,&p2.b);
if (nth>0)
calc_map2alm(cth.b,sth.b,gen,job,&p1.b,&p2.b, nth);
}
}
else