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Jessica_Natalia
2026-08-13 11:20:36 -03:00
parent 019d431190
commit 98d6b05477
9 changed files with 77 additions and 50 deletions
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src/runtime.cpp
+5 -12
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@@ -254,8 +254,8 @@ bool Runtime::invoke_chained_call(AllegrexContext &ctx, GuestMemory::AotFastView
// Generation alone is sufficient: it increments on every PSP thread
// ownership change. Avoid constructing/checking a two-field token on every
// dynamic native chain boundary in the city hot path.
#if !defined(PSPRECOMP_AOT_PRODUCTION_FASTPATHS)
const std::uint64_t caller_generation = g_runtime_thread_switch_generation_fast;
#if !defined(PSPRECOMP_AOT_PRODUCTION_FASTPATHS)
if (g_pre_chained_call_hook != nullptr)
g_pre_chained_call_hook(*this, ctx, target_pc, native_depth);
#endif
@@ -275,21 +275,14 @@ bool Runtime::invoke_chained_call(AllegrexContext &ctx, GuestMemory::AotFastView
if (track_dispatch_counters_) ++chained_dispatches_;
#endif
#if defined(PSPRECOMP_AOT_PRODUCTION_FASTPATHS)
// Any scheduler boundary that actually switches PSP ownership marks the
// complete native chain invalid. The direct-chain path already uses this
// byte; dynamic JR/JALR chains can use the same invariant and avoid two
// process-global generation loads per call in production.
if (chain_context_invalidated_) {
(void)account_dispatch_work(ctx, false);
return false;
}
#else
// Dynamic targets may enter a profile/native function which switches PSP
// ownership without passing through run_starvation_boundary(). Keep the
// generation guard here even in production; compile-time direct chains use
// chain_context_invalidated_ and retain their cheaper hot path.
if (caller_generation != g_runtime_thread_switch_generation_fast) {
(void)account_dispatch_work(ctx, false);
return false;
}
#endif
return account_dispatch_work(ctx, true);
}