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emscripten-core
GitHub Repository: emscripten-core/emscripten
 Path: blob/main/system/lib/pthread/emscripten_thread_state.S
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#ifdef __wasm64__

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#define PTR i64

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#else

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#define PTR i32

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#endif

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.section .globals,"",@

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.globaltype thread_ptr, PTR

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thread_ptr:

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.globaltype is_main_thread, i32

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is_main_thread:

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.globaltype is_runtime_thread, i32

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is_runtime_thread:

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.globaltype supports_wait, i32

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supports_wait:

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.section .text,"",@

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.globl __get_tp

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__get_tp:

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  .functype __get_tp () -> (PTR)

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  global.get thread_ptr

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  end_function

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.globl __set_thread_state

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__set_thread_state:

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  .functype __set_thread_state (PTR, i32, i32, i32) -> ()

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  local.get 0

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  global.set thread_ptr

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  local.get 1

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  global.set is_main_thread

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  local.get 2

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  global.set is_runtime_thread

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  local.get 3

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  global.set supports_wait

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  end_function

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# Semantically the same as testing "!ENVIRONMENT_IS_PTHREAD" in JS

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.globl emscripten_is_main_runtime_thread

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emscripten_is_main_runtime_thread:

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  .functype emscripten_is_main_runtime_thread () -> (i32)

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  global.get is_runtime_thread

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  end_function

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# Semantically the same as testing "!ENVIRONMENT_IS_WORKER" in JS

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.globl emscripten_is_main_browser_thread

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emscripten_is_main_browser_thread:

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  .functype emscripten_is_main_browser_thread () -> (i32)

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  global.get is_main_thread

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  end_function

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# Semantically the same as testing "!ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_AUDIO_WORKLET" in JS

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.globl _emscripten_thread_supports_atomics_wait

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_emscripten_thread_supports_atomics_wait:

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  .functype _emscripten_thread_supports_atomics_wait () -> (i32)

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  global.get supports_wait

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  end_function

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