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gh-118518: Allow perf to work without frame pointers (#112254)

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Pablo Galindo Salgado 2024-05-05 03:07:29 +02:00 • committed by GitHub
parent 999f0c5122
commit 1b22d801b8
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19 changed files with 892 additions and 39 deletions
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9
Python/pylifecycle.c
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@ -1210,7 +1210,14 @@ init_interp_main(PyThreadState *tstate)
#ifdef PY_HAVE_PERF_TRAMPOLINE
if (config->perf_profiling) {
if (_PyPerfTrampoline_SetCallbacks(&_Py_perfmap_callbacks) < 0 ||
_PyPerf_Callbacks *cur_cb;
if (config->perf_profiling == 1) {
cur_cb = &_Py_perfmap_callbacks;
}
else {
cur_cb = &_Py_perfmap_jit_callbacks;
}
if (_PyPerfTrampoline_SetCallbacks(cur_cb) < 0 ||
_PyPerfTrampoline_Init(config->perf_profiling) < 0) {
return _PyStatus_ERR("can't initialize the perf trampoline");
}