diff options
Diffstat (limited to 'boltzgen/kernel/template/pattern/SSS.cuda.mako')
-rw-r--r-- | boltzgen/kernel/template/pattern/SSS.cuda.mako | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/boltzgen/kernel/template/pattern/SSS.cuda.mako b/boltzgen/kernel/template/pattern/SSS.cuda.mako new file mode 100644 index 0000000..8f571c7 --- /dev/null +++ b/boltzgen/kernel/template/pattern/SSS.cuda.mako @@ -0,0 +1,81 @@ +<%def name="operator(name, params = None)"> +<% +if layout.__class__.__name__ != 'SOA': + raise Exception('SSS pattern only works for the AOS memory layout') +%> +__global__ void ${name}( + ${float_type}** f +% if 'cell_list_dispatch' in extras: + , std::size_t* cells + , std::size_t cell_count +% else: + , std::size_t gid +% endif +% if params is not None: +% for param_type, param_name in params: + , ${param_type} ${param_name} +% endfor +% endif +) { +% if 'cell_list_dispatch' in extras: + const std::size_t index = blockIdx.x * blockDim.x + threadIdx.x; + if (!(index < cell_count)) { + return; + } + const std::size_t gid = cells[index]; +% endif + +% for i, c_i in enumerate(descriptor.c): + ${float_type}* preshifted_f_${i} = f[${i}] + ${layout.cell_preshift('gid')}; +% endfor + +% for i, c_i in enumerate(descriptor.c): + const ${float_type} f_curr_${i} = *preshifted_f_${i}; +% endfor + + ${caller.body()} + +% for i, c_i in enumerate(descriptor.c): + *preshifted_f_${i} = f_next_${descriptor.c.index(-c_i)}; +% endfor +} +</%def> + +<%def name="functor(name, params = None)"> +<% +if layout.__class__.__name__ != 'SOA': + raise Exception('SSS pattern only works for the AOS memory layout') +%> +__global__ void ${name}( + ${float_type}** f +% if 'cell_list_dispatch' in extras: + , std::size_t* cells + , std::size_t cell_count +% else: + , std::size_t gid +% endif +% if params is not None: +% for param_type, param_name in params: + , ${param_type} ${param_name} +% endfor +% endif +) { +% if 'cell_list_dispatch' in extras: + const std::size_t index = blockIdx.x * blockDim.x + threadIdx.x; + if (!(index < cell_count)) { + return; + } + const std::size_t gid = cells[index]; +% endif + +% for i, c_i in enumerate(descriptor.c): + const ${float_type}* preshifted_f_${i} = f[${i}] + ${layout.cell_preshift('gid')}; +% endfor + +% for i, c_i in enumerate(descriptor.c): + const ${float_type} f_curr_${i} = *preshifted_f_${descriptor.c.index(-c_i)}; +% endfor + + ${caller.body()} +} +</%def> |