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Use occupancy masks for VU pipeline queues #245

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GTTeancum wants to merge 3 commits into from
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Use occupancy masks for VU pipeline queues #245

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5e030ca
Track VU pipeline occupancy with bitmasks
GTTeancum Sep 2, 2026
af56130
Test VU pipeline slot reuse and pending-write cancellation
GTTeancum Sep 4, 2026
c5d12f8
Clear retired flag entries without an aggregate temporary
GTTeancum Sep 5, 2026
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5 changes: 5 additions & 0 deletions ps2xRuntime/include/runtime/ps2_vu1.h
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Original file line number Diff line number Diff line change
Expand Up @@ -216,6 +216,11 @@ class VU1Interpreter
std::array<PendingVfWrite, kMaxPendingVfWrites> m_vfWritePipeline{};
std::array<PendingViWrite, kMaxPendingViWrites> m_viWritePipeline{};
std::array<PendingAccWrite, kMaxPendingAccWrites> m_accWritePipeline{};
uint32_t m_flagPipelineMask = 0;
uint32_t m_storePipelineMask = 0;
uint32_t m_vfWritePipelineMask = 0;
uint32_t m_viWritePipelineMask = 0;
uint32_t m_accWritePipelineMask = 0;
XgkickPipeline m_xgkick{};
std::array<std::array<uint64_t, 4>, 32> m_vfReady{};
std::array<uint64_t, 16> m_viReady{};
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