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Fix new bug in pure soa communication #4337

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merged 3 commits into from
Feb 18, 2025
Merged

Fix new bug in pure soa communication #4337

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de61363
fix new bug in pure soa communication
atmyers Feb 18, 2025
ce5bd25
fix tabs
atmyers Feb 18, 2025
9c43d21
more formatting
atmyers Feb 18, 2025
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6 changes: 5 additions & 1 deletion Src/Particle/AMReX_ParticleCommunication.H
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Original file line number Diff line number Diff line change
Expand Up @@ -244,7 +244,11 @@ struct ParticleCopyPlan
int NStructInt = PC::ParticleContainerType::NStructInt;

int num_real_comm_comp = 0;
for (int i = AMREX_SPACEDIM + NStructReal; i < real_comp_mask.size(); ++i) {
int comm_comps_start = 0;
if constexpr (!PC::ParticleType::is_soa_particle) {
comm_comps_start += AMREX_SPACEDIM + NStructReal;
}
for (int i = comm_comps_start; i < real_comp_mask.size(); ++i) {
if (real_comp_mask[i]) {++num_real_comm_comp;}
}

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21 changes: 15 additions & 6 deletions Src/Particle/AMReX_ParticleTile.H
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Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,10 @@ struct ParticleTileData
memcpy(dst, m_idcpu + src_index, sizeof(uint64_t));
dst += sizeof(uint64_t);
}
int array_start_index = AMREX_SPACEDIM + NStructReal;
int array_start_index = 0;
if constexpr (!ParticleType::is_soa_particle) {
array_start_index = AMREX_SPACEDIM + NStructReal;
}
for (int i = 0; i < NAR; ++i)
{
if (comm_real[array_start_index + i])
Expand All @@ -143,7 +146,7 @@ struct ParticleTileData
dst += sizeof(ParticleReal);
}
}
int runtime_start_index = AMREX_SPACEDIM + NStructReal + NAR;
int runtime_start_index = array_start_index + NAR;
for (int i = 0; i < m_num_runtime_real; ++i)
{
if (comm_real[runtime_start_index + i])
Expand Down Expand Up @@ -185,7 +188,10 @@ struct ParticleTileData
memcpy(m_idcpu + dst_index, src, sizeof(uint64_t));
src += sizeof(uint64_t);
}
int array_start_index = AMREX_SPACEDIM + NStructReal;
int array_start_index = 0;
if constexpr (!ParticleType::is_soa_particle) {
array_start_index = AMREX_SPACEDIM + NStructReal;
}
for (int i = 0; i < NAR; ++i)
{
if (comm_real[array_start_index + i])
Expand All @@ -194,7 +200,7 @@ struct ParticleTileData
src += sizeof(ParticleReal);
}
}
int runtime_start_index = AMREX_SPACEDIM + NStructReal + NAR;
int runtime_start_index = array_start_index + NAR;
for (int i = 0; i < m_num_runtime_real; ++i)
{
if (comm_real[runtime_start_index + i])
Expand Down Expand Up @@ -595,7 +601,10 @@ struct ConstParticleTileData
memcpy(dst, m_idcpu + src_index, sizeof(uint64_t));
dst += sizeof(uint64_t);
}
int array_start_index = AMREX_SPACEDIM + NStructReal;
int array_start_index = 0;
if constexpr (!ParticleType::is_soa_particle) {
array_start_index = AMREX_SPACEDIM + NStructReal;
}
for (int i = 0; i < NArrayReal; ++i)
{
if (comm_real[array_start_index + i])
Expand All @@ -604,7 +613,7 @@ struct ConstParticleTileData
dst += sizeof(ParticleReal);
}
}
int runtime_start_index = AMREX_SPACEDIM + NStructReal + NArrayReal;
int runtime_start_index = array_start_index + NArrayReal;
for (int i = 0; i < m_num_runtime_real; ++i)
{
if (comm_real[runtime_start_index + i])
Expand Down
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