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Retain host launch and mod commit stage timings for TCP diagnostics

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This commit is contained in:
Matthew Stanley
2026-10-06 22:46:05 -07:00
parent 7b2539415a
commit 8ba237ccf5
10 changed files with 473 additions and 26 deletions
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runtime/tests/test_mod_runtime.cpp
+46
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@@ -1,4 +1,5 @@
#include "mod_runtime.h"
#include "host_launch_timing.h"
#include "mod_packages.h"
#include "mod_plugins.h"
#include "psx_sha256.h"
@@ -288,6 +289,47 @@ static std::string sha256_hex(const std::vector<uint8_t>& bytes) {
return out;
}
static uint64_t launch_timing_total() {
uint64_t total = 0;
host_launch_timing_snapshot(nullptr, 0, &total, nullptr);
return total;
}
static void check_commit_timing(uint64_t before, bool ok, bool hashed) {
HostLaunchTimingEvent events[HOST_LAUNCH_TIMING_CAPACITY]{};
const auto n = host_launch_timing_snapshot(events, HOST_LAUNCH_TIMING_CAPACITY,
nullptr, nullptr);
const HostLaunchTimingEvent* commit = nullptr;
for (uint32_t i = 0; i < n; ++i)
if (events[i].seq > before && events[i].stage == HOST_LAUNCH_COMMIT)
commit = &events[i];
check(commit && commit->ok == unsigned(ok), "real commit outcome retained by C snapshot");
if (!commit) return;
uint32_t stages = 0;
for (uint32_t i = 0; i < n; ++i) {
const auto& e = events[i];
if (e.seq <= before || e.parent_id != commit->scope_id) continue;
stages |= 1u << e.stage;
check(e.start_us >= commit->start_us &&
e.start_us + e.duration_us <= commit->start_us + commit->duration_us,
"real commit child measurement nested inside total");
}
check(bool(stages & (1u << HOST_LAUNCH_DISC_HASH)) == hashed,
"disc hash timing follows actual digest reuse");
const uint32_t required = (1u << HOST_LAUNCH_PREPARE_RESOURCES) |
(1u << HOST_LAUNCH_RESOLVE);
check((stages & required) == required, "real preparation and resolution observed");
if (ok) {
const uint32_t final = (1u << HOST_LAUNCH_OVERLAY_VERIFY) |
(1u << HOST_LAUNCH_DERIVED_DISC) | (1u << HOST_LAUNCH_SAVE_STATE) |
(1u << HOST_LAUNCH_BUILD_DISC_INDEX);
check((stages & final) == final, "real successful commit final stages observed");
} else {
check(!(stages & (1u << HOST_LAUNCH_BUILD_DISC_INDEX)),
"rejected commit does not invent final-stage completion");
}
}
int main() {
const fs::path root = fs::temp_directory_path() / "psxrecomp-mod-runtime-test";
std::error_code ec;
@@ -525,8 +567,10 @@ int main() {
check(PSXRecompV4::mod_runtime_initialize(
root, "SLUS-RUNTIME", 0x80002000, {}, &error),
error.c_str());
const auto first_commit_timing = launch_timing_total();
check(PSXRecompV4::mod_runtime_commit(cue_path, &error),
"CUE and its data-track BIN must have the same mod target identity");
check_commit_timing(first_commit_timing, true, true);
/* Committed but not yet activated: no hook may run. */
psx_mod_instruction(&entry_cpu, 0x80003004u, 0x90A30014u);
check(instruction_hits == 0 && !g_psx_mod_instruction_hooks, "instruction hooks await activation");
@@ -1162,7 +1206,9 @@ int main() {
check(PSXRecompV4::mod_runtime_initialize(loose_root, "READER", 0, {}, &error), "loose resource initialize");
check(PSXRecompV4::mod_runtime_commit(iso_path, &error), "unverified file remains usable offline");
check(PSXRecompV4::mod_runtime_plan_fingerprint_portable().empty(), "unverified resource has no online fingerprint");
const auto rejected_commit_timing = launch_timing_total();
check(!PSXRecompV4::mod_runtime_commit(iso_path, &error, false), "online commit rejects unverified resource");
check_commit_timing(rejected_commit_timing, false, false);
check(!PSXRecompV4::mod_runtime_commit_for_direct_netplay(iso_path, &error), "LAN also refuses unverified resources");
test_match_caps = {};
test_match_caps.valid = 1;