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GH-104584: Optimizer API #105100

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Merged
markshannon merged 18 commits into from
Jun 2, 2023
Merged

GH-104584: Optimizer API #105100

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099d919
Optimizer API. Work in progress.
markshannon May 22, 2023
c991ccb
Add plugin optimizer API.
markshannon May 22, 2023
c342f26
Executors are responsible for checking the eval breaker.
markshannon May 24, 2023
e2d74f3
Rename optimize.c to optimizer.c
markshannon May 24, 2023
6dcd1d5
Let the optimizer choose the thresholds
markshannon May 24, 2023
4b145a8
Tidy up
markshannon May 25, 2023
df91062
Make VM responsible for linking in executors. Add test.
markshannon May 25, 2023
96715b3
Remove dead code
markshannon May 25, 2023
8801b57
Completely turn off optimization when clearing interpreter.
markshannon May 25, 2023
5b89fb5
Remove unused function declaration.
markshannon May 25, 2023
4b70ee7
Add news
markshannon May 25, 2023
1e9822b
Address code review.
markshannon May 25, 2023
037a2bc
More precise type for C Api function.
markshannon May 25, 2023
736f7f0
Merge branch 'main' into optimizer-api
markshannon May 26, 2023
977800e
Add static symbols to list.
markshannon May 26, 2023
2eeebba
Address review comments.
markshannon Jun 1, 2023
30d79a6
Merge branch 'main' into optimizer-api
markshannon Jun 1, 2023
faff8a5
Address review comments.
markshannon Jun 2, 2023
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More precise type for C Api function.
  • Loading branch information
@markshannon
markshannon committed May 25, 2023
commit 037a2bcbee0e3b48371861a10f4f386de469af8e
3 changes: 1 addition & 2 deletions Include/cpython/optimizer.h
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Expand Up @@ -38,8 +38,7 @@ PyAPI_FUNC(int) PyUnstable_Replace_Executor(PyCodeObject *code, int offset, _PyE

PyAPI_FUNC(void) PyUnstable_SetOptimizer(_PyOptimizerObject* optimizer);

PyAPI_FUNC(PyObject *)
PyUnstable_GetOptimizer(void)
PyAPI_FUNC(_PyOptimizerObject *) PyUnstable_GetOptimizer(void);

struct _PyInterpreterFrame *
_PyOptimizer_BackEdge(struct _PyInterpreterFrame *frame, _Py_CODEUNIT *src, _Py_CODEUNIT *dest, PyObject **stack_pointer);
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7 changes: 4 additions & 3 deletions Python/optimizer.c
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Expand Up @@ -111,14 +111,15 @@ _PyOptimizerObject _PyOptimizer_Default = {
.backedge_threshold = UINT16_MAX,
};

PyObject *
_PyOptimizerObject *
PyUnstable_GetOptimizer(void)
{
PyInterpreterState *interp = PyInterpreterState_Get();
if (interp->optimizer == &_PyOptimizer_Default) {
Py_RETURN_NONE;
return NULL;
}
return Py_NewRef(interp->optimizer);
Py_INCREF(interp->optimizer);
return interp->optimizer;
}

void
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