1603 commits

Author	SHA1	Message	Date
Brandt Bucher	332e6b9725	bpo-45256: Don't track the exact depth of each InterpreterFrame (GH-30372)	2022-01-05 11:30:26 +00:00
Brandt Bucher	31e43cbe5f	bpo-46009: Remove GEN_START (GH-30367)	2022-01-04 11:38:32 -08:00
Irit Katriel	a94461d718	bpo-46202: Remove opcode POP_EXCEPT_AND_RERAISE (GH-30302) ... * bpo-46202: remove opcode POP_EXCEPT_AND_RERAISE * do not assume that an exception group is truthy	2022-01-04 10:37:12 +00:00
Irit Katriel	65e7c1f90e	bpo-46219, 46221: simplify except* implementation following exc_info changes. Move helpers to exceptions.c. Do not assume that exception groups are truthy. (GH-30289)	2022-01-02 23:22:42 +00:00
Mark Shannon	efd6236d36	bpo-46072: Add top level stats struct (GH-30169)	2021-12-17 14:48:01 +00:00
Irit Katriel	396b58345f	bpo-45711: Remove type and traceback from exc_info (GH-30122) ... * Do not PUSH/POP traceback or type to the stack as part of exc_info * Remove exc_traceback and exc_type from _PyErr_StackItem * Add to what's new, because this change breaks things like Cython	2021-12-17 14:46:22 +00:00
Mark Shannon	342b93f9f2	bpo-46072: Add --with-pystats configure option to simplify gathering of VM stats (GH-30116) ... * Simplify specialization stats collection macros. * Add --enable-pystats option to configure. * Update specialization summary script to handle larger number of kinds	2021-12-15 15:32:32 +00:00
Mark Shannon	3a60bfef49	bpo-44525: Specialize for calls to type and other builtin classes with 1 argument. (GH-29942)	2021-12-15 15:03:42 +00:00
Mark Shannon	0b50a4f0cd	bpo-46039: Split yield from in two (GH-30035) ... * Split YIELD_FROM opcode into SEND and JUMP_ABSOLUTE. * Remove YIELD_FROM opcode.	2021-12-15 10:30:09 +00:00
Mark Shannon	9f8f45144b	bpo-44525: Split calls into PRECALL and CALL (GH-30011) ... * Add 3 new opcodes for calls: PRECALL_METHOD, CALL_NO_KW, CALL_KW. * Update specialization to handle new CALL opcodes. * Specialize call to method descriptors. * Remove old CALL opcodes: CALL_FUNCTION, CALL_METHOD, CALL_METHOD_KW, CALL_FUNCTION_KW.	2021-12-14 18:22:44 +00:00
Irit Katriel	d60457a667	bpo-45292: [PEP-654] add except* (GH-29581)	2021-12-14 16:48:15 +00:00
Mark Shannon	69806b9516	bpo-46009: Do not exhaust generator when send() method raises (GH-29986)	2021-12-08 12:09:26 +00:00
Eric Snow	313f92a57b	bpo-46008: Move thread-related interpreter state into a sub-struct. (gh-29971) ... This parallels _PyRuntimeState.interpreters. Doing this helps make it more clear what part of PyInterpreterState relates to its threads. https://bugs.python.org/issue46008	2021-12-07 14:03:47 -07:00
Eric Snow	8262c96bcc	bpo-46008: Return void from _PyEval_InitState(). (gh-29970) ... This falls into the category of keep-allocation-and-initialization separate. It also allows us to use _PyEval_InitState() safely in functions that return void. https://bugs.python.org/issue46008	2021-12-07 14:02:17 -07:00
Mark Shannon	064e53d19a	Fix leak when an exception is raised during generator creation. (GH-29960)	2021-12-07 18:05:48 +00:00
Mark Shannon	8319114fee	bpo-45947: Place dict and values pointer at fixed (negative) offset just before GC header. (GH-29879) ... * Place __dict__ immediately before GC header for plain Python objects. * Fix up lazy dict creation logic to use managed dict pointers. * Manage values pointer, placing them directly before managed dict pointers. * Convert hint-based load/store attr specialization target managed dict classes. * Specialize LOAD_METHOD for managed dict objects. * Remove unsafe _PyObject_GC_Calloc function. * Remove unsafe _PyObject_GC_Malloc() function. * Add comment explaning use of Py_TPFLAGS_MANAGED_DICT.	2021-12-07 16:02:53 +00:00
Mark Shannon	299483c95d	bpo-45963: Make space for the InterpreterFrame of a generator in that generator. (GH-29891) ... * Make generator, coroutine and async gen structs all the same size. * Store interpreter frame in generator (and coroutine). Reduces the number of allocations neeeded for a generator from two to one.	2021-12-06 10:13:49 +00:00
Dennis Sweeney	03768c4d13	bpo-45885: Specialize COMPARE_OP (GH-29734) ... * Add COMPARE_OP_ADAPTIVE adaptive instruction. * Add COMPARE_OP_FLOAT_JUMP, COMPARE_OP_INT_JUMP and COMPARE_OP_STR_JUMP specialized instructions. * Introduce and use _PyUnicode_Equal	2021-12-03 11:29:12 +00:00
Mark Shannon	49444fb807	bpo-45753: Interpreter internal tweaks (GH-29575) ... * Split exit paths into exceptional and non-exceptional. * Move exit tracing code to individual bytecodes. * Wrap all trace entry and exit events in macros to make them clearer and easier to enhance. * Move return sequence into RETURN_VALUE, YIELD_VALUE and YIELD_FROM. Distinguish between normal trace events and dtrace events.	2021-12-01 12:09:36 +00:00
Irit Katriel	8a45ca542a	bpo-45711: Change exc_info related APIs to derive type and traceback from the exception instance (GH-29780)	2021-11-30 22:37:04 +00:00
Mark Shannon	60929576e4	bpo-45786: Allocate space for frame in frame object. (GH-29729)	2021-11-29 12:34:59 +00:00
Irit Katriel	c456dfafe9	bpo-45711: use exc_value instead of exc_type to determine if exc_info is valid. Add more assertions. (GH-29627)	2021-11-25 09:41:28 +00:00
Mark Shannon	135cabd328	bpo-44525: Copy free variables in bytecode to allow calls to inner functions to be specialized (GH-29595) ... * Make internal APIs that take PyFrameConstructor take a PyFunctionObject instead. * Add reference to function to frame, borrow references to builtins and globals. * Add COPY_FREE_VARS instruction to allow specialization of calls to inner functions.	2021-11-23 09:53:24 +00:00
Irit Katriel	4d6c0c0cce	bpo-45871: Refactor except matcher validation into a separate function so that it can be reused. Add missing unit test. (GH-29711)	2021-11-22 16:56:23 +00:00
Mark Shannon	337cb480e9	bpo-45709: Fix tracing when exception is handled. (GH-29638)	2021-11-19 15:16:49 +00:00
Dennis Sweeney	036fead695	bpo-45609: Specialize STORE_SUBSCR (GH-29242) ... * Specialize STORE_SUBSCR for list[int], and dict[object] * Adds _PyDict_SetItem_Take2 which consumes references to the key and values.	2021-11-19 10:30:37 +00:00
Mark Shannon	21fa7a3e8f	bpo-45829: Specialize BINARY_SUBSCR for __getitem__ implemented in Python. (GH-29592)	2021-11-18 11:02:14 +00:00
Dong-hee Na	345ba3f080	bpo-45510: Specialize BINARY_SUBTRACT (GH-29523)	2021-11-18 09:19:58 +00:00
Brandt Bucher	6a84d61c55	bpo-45636: Simplify BINARY_OP (GH-29565)	2021-11-16 05:53:57 -08:00
Mark Shannon	b931077375	bpo-45753: Make recursion checks more efficient. (GH-29524) ... * Uses recursion remaining, instead of recursion depth to speed up check against recursion limit.	2021-11-16 11:01:57 +00:00
Brandt Bucher	ec382fac0d	bpo-45636: Remove the old %-formatting fast-path (GH-29532)	2021-11-15 08:58:23 -08:00
Irit Katriel	de3db1448b	bpo-45711: assert that the type of exc_info is redundant (GH-29518)	2021-11-12 21:37:26 +00:00
Brandt Bucher	9178f533ff	bpo-45636: Merge all numeric operators (GH-29482)	2021-11-10 22:56:22 -08:00
Irit Katriel	4cdeee5978	bpo-45711: remove unnecessary DUP_TOP and POP in exception handling (GH-29495)	2021-11-10 18:08:28 +00:00
Mark Shannon	7f61d9d848	bpo-45256: Rationalize code around Python-to-Python calls a bit. (GH-29235)	2021-10-28 16:14:59 +01:00
Ken Jin	0a1a36b74b	bpo-44525: Add recursive checks for CALL_FUNCTION_BUILTIN_O (GH-29271)	2021-10-28 16:02:34 +01:00
Mark Shannon	f291404a80	bpo-45637: Store the frame pointer in the cframe (GH-29267) ... * Rename 'frame' to 'current_frame'	2021-10-28 13:59:11 +01:00
Mark Shannon	4776b07d17	Don't make a call at the C level when calling bound-methods from Python code. (GH-29238)	2021-10-27 15:26:22 +01:00
Brandt Bucher	82a662e521	bpo-44511: Improve the bytecode for class and mapping patterns (GH-26922) ... * Refactor mapping patterns and speed up class patterns. * Simplify MATCH_KEYS and MATCH_CLASS. * Add COPY opcode.	2021-10-27 10:45:35 +01:00
Mark Shannon	bc85eb7a4f	bpo-45527: Don't count cache hits, just misses. (GH-29092)	2021-10-20 20:53:48 +02:00
Mark Shannon	8863a0fcc5	bpo-44525: Specialize simple Python calls. (GH-29033)	2021-10-20 16:08:28 +01:00
Ken Jin	3163e68c34	bpo-44525: Specialize `CALL_FUNCTION` for C function calls (GH-26934)	2021-10-20 00:16:36 +01:00
Ken Jin	6e35b096ac	Record cache hits for BINARY_SUBSCR specializations (GH-29060)	2021-10-19 17:25:31 +01:00
Victor Stinner	034f607906	bpo-43760: Rename _PyThreadState_DisableTracing() (GH-29032) ... * Rename _PyThreadState_DisableTracing() to _PyThreadState_PauseTracing() * Rename _PyThreadState_ResetTracing() to _PyThreadState_ResumeTracing()	2021-10-18 18:40:43 +02:00
Mark Shannon	70945d57e7	bpo-45256: Avoid C calls for most Python to Python calls. (GH-28937) ... * Avoid making C calls for most calls to Python functions. * Change initialize_locals(steal=true) and _PyTuple_FromArraySteal to consume the argument references regardless of whether they succeed or fail.	2021-10-18 09:57:24 +01:00
Victor Stinner	547d26aa08	bpo-43760: Add PyThreadState_EnterTracing() (GH-28542) ... Add PyThreadState_EnterTracing() and PyThreadState_LeaveTracing() functions to the limited C API to suspend and resume tracing and profiling. Add an unit test on the PyThreadState C API to _testcapi. Add also internal _PyThreadState_DisableTracing() and _PyThreadState_ResetTracing().	2021-10-15 16:06:30 +02:00
Dennis Sweeney	3b3d30e8f7	bpo-45367: Specialize BINARY_MULTIPLY (GH-28727)	2021-10-14 15:56:33 +01:00
Brandt Bucher	e71662c1ae	Ensure that instruction cases are self-contained (GH-28938)	2021-10-13 15:34:11 -07:00
Pablo Galindo Salgado	3901c08114	bpo-45256: Fix cleanup of stolen locals for Python-to-Python calls (GH-28905)	2021-10-13 14:38:41 +01:00
Mark Shannon	a8b9350964	bpo-45340: Don't create object dictionaries unless actually needed (GH-28802) ... * Never change types' cached keys. It could invalidate inline attribute objects. * Lazily create object dictionaries. * Update specialization of LOAD/STORE_ATTR. * Don't update shared keys version for deletion of value. * Update gdb support to handle instance values. * Rename SPLIT_KEYS opcodes to INSTANCE_VALUE.	2021-10-13 14:19:34 +01:00