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>