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gh-136669: build _asyncio as static module (#136670)

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`_asyncio` is now built as a static module so that thread states can be accessed directly via registers and avoids the overhead of function call.
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Kumar Aditya 2025-07-16 22:09:08 +05:30 • committed by GitHub
parent 69d8fe50dd
commit b7d722547b
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3 changed files with 10 additions and 4 deletions
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1
Misc/NEWS.d/next/Library/2025-07-15-16-37-34.gh-issue-136669.Yexwah.rst Normal file
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@ -0,0 +1 @@
:mod:`!_asyncio` is now statically linked for improved performance.

7
Modules/Setup.stdlib.in
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@ -32,7 +32,6 @@
############################################################################
# Modules that should always be present (POSIX and Windows):
@MODULE_ARRAY_TRUE@array arraymodule.c
@MODULE__ASYNCIO_TRUE@_asyncio _asynciomodule.c
@MODULE__BISECT_TRUE@_bisect _bisectmodule.c
@MODULE__CSV_TRUE@_csv _csv.c
@MODULE__HEAPQ_TRUE@_heapq _heapqmodule.c
@ -193,3 +192,9 @@
# Limited API template modules; must be built as shared modules.
@MODULE_XXLIMITED_TRUE@xxlimited xxlimited.c
@MODULE_XXLIMITED_35_TRUE@xxlimited_35 xxlimited_35.c
# for performance
*static*
@MODULE__ASYNCIO_TRUE@_asyncio _asynciomodule.c

6
Modules/_remote_debugging_module.c
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@ -811,7 +811,7 @@ _Py_RemoteDebug_GetAsyncioDebugAddress(proc_handle_t* handle)
}
#elif defined(__linux__)
// On Linux, search for asyncio debug in executable or DLL
address = search_linux_map_for_section(handle, "AsyncioDebug", "_asyncio.cpython");
address = search_linux_map_for_section(handle, "AsyncioDebug", "python");
if (address == 0) {
// Error out: 'python' substring covers both executable and DLL
PyObject *exc = PyErr_GetRaisedException();
@ -820,10 +820,10 @@ _Py_RemoteDebug_GetAsyncioDebugAddress(proc_handle_t* handle)
}
#elif defined(__APPLE__) && TARGET_OS_OSX
// On macOS, try libpython first, then fall back to python
address = search_map_for_section(handle, "AsyncioDebug", "_asyncio.cpython");
address = search_map_for_section(handle, "AsyncioDebug", "libpython");
if (address == 0) {
PyErr_Clear();
address = search_map_for_section(handle, "AsyncioDebug", "_asyncio.cpython");
address = search_map_for_section(handle, "AsyncioDebug", "python");
}
if (address == 0) {
// Error out: 'python' substring covers both executable and DLL