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Attribute replay completion waits to render queue operations

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Shokunin
2026-10-21 13:36:29 -07:00
parent a3a3599432
commit 8e50b37cfc
1 changed files with 20 additions and 5 deletions
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runtime/src/main.cpp
+20 -5
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@@ -4818,12 +4818,18 @@ static uint64_t g_frame_report_wait_ticks = 0; /* offline pacer waits */
/* Explicit, file-driven production benchmark. No debug server, sampler or
* per-instruction tracing is needed. Capture outside the measured interval;
* export the existing frame ring before requesting the normal quit path. */
struct ReplayWorkSample { uint64_t frame, guest, pacer, queue, completed; };
struct ReplayWorkSample { uint64_t frame, guest, pacer, queue, completed, bp, ring, acquire; };
static std::vector<ReplayWorkSample> g_replay_work;
static void input_replay_frame_completed(uint64_t frame) {
if (g_replay_work.empty()) return;
auto &sample = g_replay_work[frame % HOST_FRAME_STAMP_CAP];
if (sample.frame == frame) sample.completed = host_clock_us();
if (sample.frame == frame) {
sample.completed = host_clock_us();
RtStats rs{}; rt_get_stats(&rs);
sample.bp = rs.backpressure_ns / 1000;
sample.ring = rs.ring_full_ns / 1000;
sample.acquire = rs.acquire_ns / 1000;
}
}
static void input_replay_frontend_tick(uint64_t frame) {
uint64_t relative = input_replay_frame(frame);
@@ -4883,7 +4889,7 @@ static void input_replay_frontend_tick(uint64_t frame) {
if (report && *report) {
FILE *f = std::fopen(report, "w");
if (!f) throw std::runtime_error("cannot write input replay frame report");
std::fputs("frame,relative,us,interp,checks,faults,io_kb,guest_us,pacer_us,queue_us,completed_us\n", f);
std::fputs("frame,relative,us,interp,checks,faults,io_kb,guest_us,pacer_us,queue_us,completed_us,completed_bp_us,completed_ring_us,completed_acquire_us\n", f);
uint64_t total = host_frame_stamp_total();
uint64_t first = total > HOST_FRAME_STAMP_CAP ? total-HOST_FRAME_STAMP_CAP : 0;
for (uint64_t i=first; i<total; i++) {
@@ -4893,10 +4899,12 @@ static void input_replay_frontend_tick(uint64_t frame) {
if (rel == UINT64_MAX) continue;
const auto &w = work[fr % HOST_FRAME_STAMP_CAP];
if (w.frame != fr) continue;
std::fprintf(f, "%u,%llu,%llu,%u,%u,%u,%u,%llu,%llu,%llu,%llu\n", fr,
std::fprintf(f, "%u,%llu,%llu,%u,%u,%u,%u,%llu,%llu,%llu,%llu,%llu,%llu,%llu\n", fr,
(unsigned long long)rel, (unsigned long long)us, ii, ck, pf, io,
(unsigned long long)w.guest, (unsigned long long)w.pacer,
(unsigned long long)w.queue, (unsigned long long)w.completed);
(unsigned long long)w.queue, (unsigned long long)w.completed,
(unsigned long long)w.bp, (unsigned long long)w.ring,
(unsigned long long)w.acquire);
}
if (std::fclose(f) != 0) throw std::runtime_error("cannot finish input replay frame report");
std::string span_path = std::string(report) + ".spans.csv";
@@ -4912,6 +4920,13 @@ static void input_replay_frontend_tick(uint64_t frame) {
s.dur_us, s.frame, host_span_kind_name(s.kind), s.emu, s.arg);
}
if (std::fclose(f) != 0) throw std::runtime_error("cannot finish input replay span report");
char renderer[16384];
int bytes = gl_renderer_render_thread_json(renderer, sizeof renderer);
if (bytes > 0 && bytes < (int)sizeof renderer) {
std::ofstream detail(std::string(report) + ".renderer.json");
detail << "{" << renderer << "}";
if (!detail) throw std::runtime_error("cannot write input replay renderer report");
}
}
SDL_Event event{}; event.type = SDL_QUIT; SDL_PushEvent(&event);
}