diff options
| author | BreadFish64 <mohror64@gmail.com> | 2021-08-15 15:30:56 -0500 |
|---|---|---|
| committer | BreadFish64 <mohror64@gmail.com> | 2021-08-16 07:30:23 -0500 |
| commit | 14e93f133a8dc7b7aa0d0bb079d8b6ee495d922e (patch) | |
| tree | d805fce6b3137c6b76c2d08001a3abded0cf17d0 /src/core/hle/kernel/kernel.cpp | |
| parent | 87d63b858a6d41b11a116a983e22fc1c34de5086 (diff) | |
kernel: Optimize GetHostThreadID
Diffstat (limited to 'src/core/hle/kernel/kernel.cpp')
| -rw-r--r-- | src/core/hle/kernel/kernel.cpp | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index 92fbc55321..bea9453013 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -267,20 +267,23 @@ struct KernelCore::Impl { } } - /// Creates a new host thread ID, should only be called by GetHostThreadId - u32 AllocateHostThreadId(std::optional<std::size_t> core_id) { - if (core_id) { - // The first for slots are reserved for CPU core threads - ASSERT(*core_id < Core::Hardware::NUM_CPU_CORES); - return static_cast<u32>(*core_id); - } else { - return next_host_thread_id++; + static inline thread_local u32 host_thread_id = UINT32_MAX; + + /// Gets the host thread ID for the caller, allocating a new one if this is the first time + u32 GetHostThreadId(std::size_t core_id) { + if (host_thread_id == UINT32_MAX) { + // The first four slots are reserved for CPU core threads + ASSERT(core_id < Core::Hardware::NUM_CPU_CORES); + host_thread_id = static_cast<u32>(core_id); } + return host_thread_id; } /// Gets the host thread ID for the caller, allocating a new one if this is the first time - u32 GetHostThreadId(std::optional<std::size_t> core_id = std::nullopt) { - const thread_local auto host_thread_id{AllocateHostThreadId(core_id)}; + u32 GetHostThreadId() { + if (host_thread_id == UINT32_MAX) { + host_thread_id = next_host_thread_id++; + } return host_thread_id; } |