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Commit ec5ed5de authored by James Willis's avatar James Willis
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Created an inline function to set a vector to all zeros.

parent 2b655f78
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src/hydro/Gadget2/hydro_iact.h
View file @ ec5ed5de
......@@ -593,7 +593,7 @@ runner_iact_nonsym_1_vec_force(
vector piax, piay, piaz;
vector pih_dt;
vector v_sig;
vector omega_ij, mu_ij, fac_mu, balsara;
vector omega_ij, mu_ij, balsara;
vector rho_ij, visc, visc_term, sph_term, acc, entropy_dt;
/* Fill vectors. */
......@@ -607,7 +607,7 @@ runner_iact_nonsym_1_vec_force(
const vector balsara_j = vector_load(Balsara_j);
const vector cj = vector_load(Cj);
fac_mu.v = vec_set1(1.f); /* Will change with cosmological integration */
const vector fac_mu = vector_set1(1.f); /* Will change with cosmological integration */
/* Load stuff. */
balsara.v = vec_add(balsara_i.v, balsara_j.v);
......@@ -720,7 +720,7 @@ runner_iact_nonsym_2_vec_force(
vector piax, piay, piaz;
vector pih_dt;
vector v_sig;
vector omega_ij, mu_ij, fac_mu, balsara;
vector omega_ij, mu_ij, balsara;
vector rho_ij, visc, visc_term, sph_term, acc, entropy_dt;
vector r_2, ri_2;
......@@ -772,7 +772,7 @@ runner_iact_nonsym_2_vec_force(
const vector hj_inv = vector_load(Hj_inv);
const vector hj_inv_2 = vector_load(&Hj_inv[VEC_SIZE]);
fac_mu.v = vec_set1(1.f); /* Will change with cosmological integration */
const vector fac_mu = vector_set1(1.f); /* Will change with cosmological integration */
/* Find the balsara switch. */
balsara.v = vec_add(balsara_i.v, balsara_j.v);
......
src/runner_doiact_vec.c
View file @ ec5ed5de
......@@ -583,21 +583,18 @@ __attribute__((always_inline)) INLINE void runner_doself1_density_vec(
const float hig2 = hi * hi * kernel_gamma2;
const vector v_hig2 = vector_set1(hig2);
/* Reset cumulative sums of update vectors. */
vector v_rhoSum, v_rho_dhSum, v_wcountSum, v_wcount_dhSum, v_div_vSum,
v_curlvxSum, v_curlvySum, v_curlvzSum;
/* Get the inverse of hi. */
vector v_hi_inv = vec_reciprocal(v_hi);
v_rhoSum.v = vec_setzero();
v_rho_dhSum.v = vec_setzero();
v_wcountSum.v = vec_setzero();
v_wcount_dhSum.v = vec_setzero();
v_div_vSum.v = vec_setzero();
v_curlvxSum.v = vec_setzero();
v_curlvySum.v = vec_setzero();
v_curlvzSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_rhoSum = vector_setzero();
vector v_rho_dhSum = vector_setzero();
vector v_wcountSum = vector_setzero();
vector v_wcount_dhSum = vector_setzero();
vector v_div_vSum = vector_setzero();
vector v_curlvxSum = vector_setzero();
vector v_curlvySum = vector_setzero();
vector v_curlvzSum = vector_setzero();
/* Pad cache if there is a serial remainder. */
int count_align = count;
......@@ -798,19 +795,16 @@ __attribute__((always_inline)) INLINE void runner_doself2_force_vec(
const float hig2 = hi * hi * kernel_gamma2;
const vector v_hig2 = vector_set1(hig2);
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum, v_a_hydro_ySum, v_a_hydro_zSum, v_h_dtSum, v_sigSum,
v_entropy_dtSum;
/* Get the inverse of hi. */
vector v_hi_inv = vec_reciprocal(v_hi);
v_a_hydro_xSum.v = vec_setzero();
v_a_hydro_ySum.v = vec_setzero();
v_a_hydro_zSum.v = vec_setzero();
v_h_dtSum.v = vec_setzero();
v_sigSum = vector_set1(pi->force.v_sig);
v_entropy_dtSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum = vector_setzero();
vector v_a_hydro_ySum = vector_setzero();
vector v_a_hydro_zSum = vector_setzero();
vector v_h_dtSum = vector_setzero();
vector v_sigSum = vector_set1(pi->force.v_sig);
vector v_entropy_dtSum = vector_setzero();
/* Pad cache if there is a serial remainder. */
count_align = count;
......@@ -1049,21 +1043,18 @@ void runner_dopair1_density_vec(struct runner *r, struct cell *ci,
const float hig2 = hi * hi * kernel_gamma2;
const vector v_hig2 = vector_set1(hig2);
/* Reset cumulative sums of update vectors. */
vector v_rhoSum, v_rho_dhSum, v_wcountSum, v_wcount_dhSum, v_div_vSum,
v_curlvxSum, v_curlvySum, v_curlvzSum;
/* Get the inverse of hi. */
vector v_hi_inv = vec_reciprocal(v_hi);
v_rhoSum.v = vec_setzero();
v_rho_dhSum.v = vec_setzero();
v_wcountSum.v = vec_setzero();
v_wcount_dhSum.v = vec_setzero();
v_div_vSum.v = vec_setzero();
v_curlvxSum.v = vec_setzero();
v_curlvySum.v = vec_setzero();
v_curlvzSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_rhoSum = vector_setzero();
vector v_rho_dhSum = vector_setzero();
vector v_wcountSum = vector_setzero();
vector v_wcount_dhSum = vector_setzero();
vector v_div_vSum = vector_setzero();
vector v_curlvxSum = vector_setzero();
vector v_curlvySum = vector_setzero();
vector v_curlvzSum = vector_setzero();
/* Pad the exit iteration if there is a serial remainder. */
int exit_iteration_align = exit_iteration;
......@@ -1169,21 +1160,18 @@ void runner_dopair1_density_vec(struct runner *r, struct cell *ci,
const float hjg2 = hj * hj * kernel_gamma2;
const vector v_hjg2 = vector_set1(hjg2);
/* Reset cumulative sums of update vectors. */
vector v_rhoSum, v_rho_dhSum, v_wcountSum, v_wcount_dhSum, v_div_vSum,
v_curlvxSum, v_curlvySum, v_curlvzSum;
/* Get the inverse of hj. */
vector v_hj_inv = vec_reciprocal(v_hj);
v_rhoSum.v = vec_setzero();
v_rho_dhSum.v = vec_setzero();
v_wcountSum.v = vec_setzero();
v_wcount_dhSum.v = vec_setzero();
v_div_vSum.v = vec_setzero();
v_curlvxSum.v = vec_setzero();
v_curlvySum.v = vec_setzero();
v_curlvzSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_rhoSum = vector_setzero();
vector v_rho_dhSum = vector_setzero();
vector v_wcountSum = vector_setzero();
vector v_wcount_dhSum = vector_setzero();
vector v_div_vSum = vector_setzero();
vector v_curlvxSum = vector_setzero();
vector v_curlvySum = vector_setzero();
vector v_curlvzSum = vector_setzero();
/* Convert exit iteration to cache indices. */
int exit_iteration_align = exit_iteration - first_pi;
......@@ -1416,19 +1404,16 @@ void runner_dopair2_force_vec(struct runner *r, struct cell *ci,
const float hig2 = hi * hi * kernel_gamma2;
const vector v_hig2 = vector_set1(hig2);
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum, v_a_hydro_ySum, v_a_hydro_zSum, v_h_dtSum,
v_sigSum, v_entropy_dtSum;
/* Get the inverse of hi. */
vector v_hi_inv = vec_reciprocal(v_hi);
v_a_hydro_xSum.v = vec_setzero();
v_a_hydro_ySum.v = vec_setzero();
v_a_hydro_zSum.v = vec_setzero();
v_h_dtSum.v = vec_setzero();
v_sigSum = vector_set1(pi->force.v_sig);
v_entropy_dtSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum = vector_setzero();
vector v_a_hydro_ySum = vector_setzero();
vector v_a_hydro_zSum = vector_setzero();
vector v_h_dtSum = vector_setzero();
vector v_sigSum = vector_set1(pi->force.v_sig);
vector v_entropy_dtSum = vector_setzero();
/* Pad the exit iteration if there is a serial remainder. */
int exit_iteration_align = exit_iteration;
......@@ -1550,19 +1535,16 @@ void runner_dopair2_force_vec(struct runner *r, struct cell *ci,
const float hjg2 = hj * hj * kernel_gamma2;
const vector v_hjg2 = vector_set1(hjg2);
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum, v_a_hydro_ySum, v_a_hydro_zSum, v_h_dtSum,
v_sigSum, v_entropy_dtSum;
/* Get the inverse of hj. */
vector v_hj_inv = vec_reciprocal(v_hj);
v_a_hydro_xSum.v = vec_setzero();
v_a_hydro_ySum.v = vec_setzero();
v_a_hydro_zSum.v = vec_setzero();
v_h_dtSum.v = vec_setzero();
v_sigSum = vector_set1(pj->force.v_sig);
v_entropy_dtSum.v = vec_setzero();
/* Reset cumulative sums of update vectors. */
vector v_a_hydro_xSum = vector_setzero();
vector v_a_hydro_ySum = vector_setzero();
vector v_a_hydro_zSum = vector_setzero();
vector v_h_dtSum = vector_setzero();
vector v_sigSum = vector_set1(pj->force.v_sig);
vector v_entropy_dtSum = vector_setzero();
/* Convert exit iteration to cache indices. */
int exit_iteration_align = exit_iteration - first_pi;
......
src/vector.h
View file @ ec5ed5de
......@@ -461,6 +461,20 @@ __attribute__((always_inline)) INLINE vector vector_set1(const float x) {
return temp;
}
/**
* @brief Loads a vector filled with zeros.
*
* @return temp set #vector.
*/
__attribute__((always_inline)) INLINE vector vector_setzero() {
vector temp;
temp.v = vec_setzero();
return temp;
}
#else
/* Needed for cache alignment. */
#define VEC_SIZE 8
......
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