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[ET-VK][profiling] Add additional profiling blocks #17394

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[ET-VK][profiling] Add additional profiling blocks #17394

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c912851
[ET-VK][profiling] Add additional profiling blocks
Feb 11, 2026
ab02222
Update on "[ET-VK][profiling] Add additional profiling blocks"
Feb 11, 2026
d1be431
Update on "[ET-VK][profiling] Add additional profiling blocks"
Feb 11, 2026
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82 changes: 69 additions & 13 deletions backends/vulkan/runtime/VulkanBackend.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -641,6 +641,21 @@ class VulkanBackend final : public ::executorch::runtime::BackendInterface {

const size_t num_inputs = compute_graph->inputs().size();
bool should_propagate_resize = false;
#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracer* event_tracer = context.event_tracer();
runtime::EventTracerEntry overall_event_tracer_entry =
event_tracer_start_profiling_delegate(
event_tracer,
"ETVK_EXECUTE",
/* delegate_debug_id = */ -1);
#endif // ET_EVENT_TRACER_ENABLED
#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracerEntry copy_inputs_event_tracer_entry =
event_tracer_start_profiling_delegate(
event_tracer,
"ETVK_COPY_INPUTS",
/* delegate_debug_id = */ -1);
#endif // ET_EVENT_TRACER_ENABLED
for (size_t i = 0; i < num_inputs; i++) {
const ValueRef iref = compute_graph->inputs()[i].value;
if (compute_graph->val_is_tensor(iref)) {
Expand Down Expand Up @@ -669,13 +684,61 @@ class VulkanBackend final : public ::executorch::runtime::BackendInterface {
compute_graph->get_val_type(iref));
}
}
#ifdef ET_EVENT_TRACER_ENABLED
event_tracer_end_profiling_delegate(
event_tracer, copy_inputs_event_tracer_entry);
#endif // ET_EVENT_TRACER_ENABLED

if (should_propagate_resize || compute_graph->has_data_dependent_shapes()) {
#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracerEntry resize_event_tracer_entry =
event_tracer_start_profiling_delegate(
event_tracer,
"ETVK_RESIZE",
/* delegate_debug_id = */ -1);
#endif // ET_EVENT_TRACER_ENABLED
compute_graph->propagate_resize();
#ifdef ET_EVENT_TRACER_ENABLED
event_tracer_end_profiling_delegate(
event_tracer, resize_event_tracer_entry);
#endif // ET_EVENT_TRACER_ENABLED
}

#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracerEntry execute_event_tracer_entry =
event_tracer_start_profiling_delegate(
event_tracer,
"ETVK_COMPUTE_GRAPH_EXECUTE",
/* delegate_debug_id = */ -1);
#endif // ET_EVENT_TRACER_ENABLED
compute_graph->execute();
#ifdef ET_EVENT_TRACER_ENABLED
event_tracer_end_profiling_delegate(
event_tracer, execute_event_tracer_entry);
#endif // ET_EVENT_TRACER_ENABLED

#ifdef ET_EVENT_TRACER_ENABLED
compute_graph->context()->querypool().extract_results();
for (const auto& r :
compute_graph->context()->querypool().get_shader_timestamp_data()) {
std::string event_name = "{" + r.kernel_name +
", \"dispatch_id\": " + std::to_string(r.dispatch_id) + "}";
event_tracer_log_profiling_delegate(
event_tracer,
event_name.c_str(),
/* delegate_debug_id = */ -1,
r.start_time_ns,
r.end_time_ns);
}
#endif // ET_EVENT_TRACER_ENABLED

#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracerEntry copy_outputs_event_tracer_entry =
event_tracer_start_profiling_delegate(
event_tracer,
"ETVK_COPY_OUTPUTS",
/* delegate_debug_id = */ -1);
#endif // ET_EVENT_TRACER_ENABLED
for (size_t i = 0; i < compute_graph->outputs().size(); i++) {
const size_t o = i + num_inputs;
const ValueRef oref = compute_graph->outputs()[i].value;
Expand All @@ -701,21 +764,14 @@ class VulkanBackend final : public ::executorch::runtime::BackendInterface {
compute_graph->get_val_type(oref));
}
}
#ifdef ET_EVENT_TRACER_ENABLED
event_tracer_end_profiling_delegate(
event_tracer, copy_outputs_event_tracer_entry);
#endif // ET_EVENT_TRACER_ENABLED

#ifdef ET_EVENT_TRACER_ENABLED
runtime::EventTracer* event_tracer = context.event_tracer();
compute_graph->context()->querypool().extract_results();
for (const auto& r :
compute_graph->context()->querypool().get_shader_timestamp_data()) {
std::string event_name = "{" + r.kernel_name +
", \"dispatch_id\": " + std::to_string(r.dispatch_id) + "}";
event_tracer_log_profiling_delegate(
event_tracer,
event_name.c_str(),
/* delegate_debug_id = */ -1,
r.start_time_ns,
r.end_time_ns);
}
event_tracer_end_profiling_delegate(
event_tracer, overall_event_tracer_entry);
#endif // ET_EVENT_TRACER_ENABLED

return Error::Ok;
Expand Down
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