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Update pynucastro networks for derived rate speedup #1529

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merged 2 commits into from
Apr 4, 2024
Merged

Update pynucastro networks for derived rate speedup #1529

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c2cc5ea
Update pynucastro networks for derived rate speedup
yut23 Apr 4, 2024
b85d9a0
Merge branch 'development' into update_networks_726
yut23 Apr 4, 2024
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24 changes: 24 additions & 0 deletions networks/CNO_extras/partition_functions.H
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,14 @@ namespace part_fun {

}

struct pf_cache_t {
// Store the coefficient and derivative adjacent in memory, as they're
// always accessed at the same time.
// The entries will be default-initialized to zero, which is fine since
// log10(x) is never zero.
amrex::Array2D<amrex::Real, 1, NumSpecTotal, 1, 2, Order::C> data{};
};

}

// main interface
Expand All @@ -88,6 +96,22 @@ void get_partition_function(const int inuc, [[maybe_unused]] const tf_t& tfactor

}

AMREX_GPU_HOST_DEVICE AMREX_INLINE
void get_partition_function_cached(const int inuc, const tf_t& tfactors,
part_fun::pf_cache_t& pf_cache,
amrex::Real& pf, amrex::Real& dpf_dT) {
if (pf_cache.data(inuc, 1) != 0.0_rt) {
// present in cache
amrex::ignore_unused(tfactors);
pf = pf_cache.data(inuc, 1);
dpf_dT = pf_cache.data(inuc, 2);
} else {
get_partition_function(inuc, tfactors, pf, dpf_dT);
pf_cache.data(inuc, 1) = pf;
pf_cache.data(inuc, 2) = dpf_dT;
}
}

// spins

AMREX_GPU_HOST_DEVICE AMREX_INLINE
Expand Down
24 changes: 24 additions & 0 deletions networks/ECSN/partition_functions.H
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,14 @@ namespace part_fun {

}

struct pf_cache_t {
// Store the coefficient and derivative adjacent in memory, as they're
// always accessed at the same time.
// The entries will be default-initialized to zero, which is fine since
// log10(x) is never zero.
amrex::Array2D<amrex::Real, 1, NumSpecTotal, 1, 2, Order::C> data{};
};

}

// main interface
Expand All @@ -88,6 +96,22 @@ void get_partition_function(const int inuc, [[maybe_unused]] const tf_t& tfactor

}

AMREX_GPU_HOST_DEVICE AMREX_INLINE
void get_partition_function_cached(const int inuc, const tf_t& tfactors,
part_fun::pf_cache_t& pf_cache,
amrex::Real& pf, amrex::Real& dpf_dT) {
if (pf_cache.data(inuc, 1) != 0.0_rt) {
// present in cache
amrex::ignore_unused(tfactors);
pf = pf_cache.data(inuc, 1);
dpf_dT = pf_cache.data(inuc, 2);
} else {
get_partition_function(inuc, tfactors, pf, dpf_dT);
pf_cache.data(inuc, 1) = pf;
pf_cache.data(inuc, 2) = dpf_dT;
}
}

// spins

AMREX_GPU_HOST_DEVICE AMREX_INLINE
Expand Down
24 changes: 24 additions & 0 deletions networks/He-C-Fe-group/partition_functions.H
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -769,6 +769,14 @@ namespace part_fun {

}

struct pf_cache_t {
// Store the coefficient and derivative adjacent in memory, as they're
// always accessed at the same time.
// The entries will be default-initialized to zero, which is fine since
// log10(x) is never zero.
amrex::Array2D<amrex::Real, 1, NumSpecTotal, 1, 2, Order::C> data{};
};

}

// main interface
Expand Down Expand Up @@ -927,6 +935,22 @@ void get_partition_function(const int inuc, [[maybe_unused]] const tf_t& tfactor

}

AMREX_GPU_HOST_DEVICE AMREX_INLINE
void get_partition_function_cached(const int inuc, const tf_t& tfactors,
part_fun::pf_cache_t& pf_cache,
amrex::Real& pf, amrex::Real& dpf_dT) {
if (pf_cache.data(inuc, 1) != 0.0_rt) {
// present in cache
amrex::ignore_unused(tfactors);
pf = pf_cache.data(inuc, 1);
dpf_dT = pf_cache.data(inuc, 2);
} else {
get_partition_function(inuc, tfactors, pf, dpf_dT);
pf_cache.data(inuc, 1) = pf;
pf_cache.data(inuc, 2) = dpf_dT;
}
}

// spins

AMREX_GPU_HOST_DEVICE AMREX_INLINE
Expand Down
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