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Merge pull request #6878 from BreadFish64/optimize-GetHostThreadID
kernel: Optimize GetHostThreadID
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commit
bed0c3c92a
@ -261,20 +261,23 @@ struct KernelCore::Impl {
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current_process = process;
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current_process = process;
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}
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}
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/// Creates a new host thread ID, should only be called by GetHostThreadId
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static inline thread_local u32 host_thread_id = UINT32_MAX;
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u32 AllocateHostThreadId(std::optional<std::size_t> core_id) {
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if (core_id) {
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/// Gets the host thread ID for the caller, allocating a new one if this is the first time
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// The first for slots are reserved for CPU core threads
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u32 GetHostThreadId(std::size_t core_id) {
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ASSERT(*core_id < Core::Hardware::NUM_CPU_CORES);
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if (host_thread_id == UINT32_MAX) {
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return static_cast<u32>(*core_id);
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// The first four slots are reserved for CPU core threads
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} else {
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ASSERT(core_id < Core::Hardware::NUM_CPU_CORES);
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return next_host_thread_id++;
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host_thread_id = static_cast<u32>(core_id);
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}
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}
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return host_thread_id;
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}
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}
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/// Gets the host thread ID for the caller, allocating a new one if this is the first time
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/// Gets the host thread ID for the caller, allocating a new one if this is the first time
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u32 GetHostThreadId(std::optional<std::size_t> core_id = std::nullopt) {
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u32 GetHostThreadId() {
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const thread_local auto host_thread_id{AllocateHostThreadId(core_id)};
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if (host_thread_id == UINT32_MAX) {
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host_thread_id = next_host_thread_id++;
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}
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return host_thread_id;
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return host_thread_id;
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}
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}
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