languages/cpython
languages/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython synced 2024-09-18 21:01:42 +00:00
Code Issues Packages Projects Releases Wiki Activity

GH-109190: Copyedit 3.12 What's New: Bytecode (#109821)

Browse source 
Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>
This commit is contained in:
Adam Turner 2023-09-28 05:40:59 +01:00 committed by GitHub
parent 99fba5f156
commit 526380e286
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 28 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
Doc/whatsnew/3.12.rst
View file

@ -701,6 +701,9 @@ dis
:data:`dis.hasarg` collection instead.
(Contributed by Irit Katriel in :gh:`94216`.)
* Add the :data:`dis.hasexc` collection to signify instructions that set
an exception handler. (Contributed by Irit Katriel in :gh:`94216`.)
fractions
---------
@ -884,6 +887,10 @@ statistics
sys
---
* Add the :mod:`sys.monitoring` namespace to expose the new :ref:`PEP 669
<whatsnew312-pep669>` monitoring API.
(Contributed by Mark Shannon in :gh:`103082`.)
* Add :func:`sys.activate_stack_trampoline` and
:func:`sys.deactivate_stack_trampoline` for activating and deactivating
stack profiler trampolines,
@ -1083,9 +1090,27 @@ CPython bytecode changes
* Remove the :opcode:`!PRECALL` instruction. (Contributed by Mark Shannon in
:gh:`92925`.)
* Add the :opcode:`BINARY_SLICE` and :opcode:`STORE_SLICE` instructions.
(Contributed by Mark Shannon in :gh:`94163`.)
* Add the :opcode:`CALL_INTRINSIC_1` instructions.
(Contributed by Mark Shannon in :gh:`99005`.)
* Add the :opcode:`CALL_INTRINSIC_2` instruction.
(Contributed by Irit Katriel in :gh:`101799`.)
* Add the :opcode:`CLEANUP_THROW` instruction.
(Contributed by Brandt Bucher in :gh:`90997`.)
* Add the :opcode:`!END_SEND` instruction.
(Contributed by Mark Shannon in :gh:`103082`.)
* Add the :opcode:`LOAD_FAST_AND_CLEAR` instruction as part of the
implementation of :pep:`709`. (Contributed by Carl Meyer in :gh:`101441`.)
* Add the :opcode:`LOAD_FAST_CHECK` instruction.
(Contributed by Dennis Sweeney in :gh:`93143`.)
* Add the :opcode:`LOAD_FROM_DICT_OR_DEREF`, :opcode:`LOAD_FROM_DICT_OR_GLOBALS`,
and :opcode:`LOAD_LOCALS` opcodes as part of the implementation of :pep:`695`.
Remove the :opcode:`!LOAD_CLASSDEREF` opcode, which can be replaced with
@ -1095,12 +1120,7 @@ CPython bytecode changes
* Add the :opcode:`LOAD_SUPER_ATTR` instruction. (Contributed by Carl Meyer and
Vladimir Matveev in :gh:`103497`.)
FOR_ITER new behavior is not mentioned
The fact that POP_JUMP_IF_* family of instructions are now real instructions is not mentioned
YIELD_VALUE need for an argument is not mentioned
* Add the :opcode:`RETURN_CONST` instruction. (Contributed by Wenyang Wang in :gh:`101632`.)
Demos and Tools
===============

4
Misc/NEWS.d/3.12.0a4.rst
View file

@ -23,10 +23,10 @@ Remove :opcode:`UNARY_POSITIVE`, :opcode:`ASYNC_GEN_WRAP` and
.. nonce: D7H6j4
.. section: Core and Builtins
Add new :opcode:`CALL_INSTRINSIC_1` instruction. Remove
Add new :opcode:`CALL_INTRINSIC_1` instruction. Remove
:opcode:`IMPORT_STAR`, :opcode:`PRINT_EXPR` and
:opcode:`STOPITERATION_ERROR`, replacing them with the
:opcode:`CALL_INSTRINSIC_1` instruction.
:opcode:`CALL_INTRINSIC_1` instruction.
..