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The Python programming language

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/ Lib/opcode.py
main
March 16, 2026
K
gh-127958: Trace from RESUME in the JIT (GH-145905)
Ken Jin committed
3d0824a
March 6, 2026
V
gh-141510: Use frozendict in the stdlib (#144909)
Victor Stinner committed
349639c
January 6, 2026
K
gh-142982: Specialize CALL_FUNCTION_EX (GH-143391)
Ken Jin committed
df35534
K
gh-142863: optimize `list` and `set` calls with generator expressions (#142864)
Kumar Aditya committed
74bb3ca
March 28, 2025
I
gh-131738: optimize builtin any/all/tuple calls with a generator expression arg (#131737)
Irit Katriel committed
2c8f329
March 16, 2025
T
gh-131306: Remove unused code related to `BINARY_SUBSCR` (#131307)
Tomas R. committed
d07e9eb
January 23, 2025
S
Revert "GH-128914: Remove conditional stack effects from `bytecodes.c` and the code generators (GH-128918)" (GH-129202)
Sam Gross committed
a10f993
January 20, 2025
M
GH-128914: Remove conditional stack effects from `bytecodes.c` and the code generators (GH-128918)
Mark Shannon committed
ab61d3f
January 16, 2025
I
gh-100239: specialize long tail of binary operations (#128722)
Irit Katriel committed
3893a92
January 15, 2025
I
gh-128891: add specialized opcodes to opcode.opname (#128892)
Irit Katriel committed
5eee2fe
August 16, 2024
M
GH-118093: Specialize `CALL_KW` (GH-123006)
Mark Shannon committed
c13e7d9
June 20, 2024
J
gh-120780: Show attribute name for LOAD_SPECIAL in dis output (#120781)
Jelle Zijlstra committed
e8e151d
June 13, 2024
V
gh-120417: Add #noqa to used imports in the stdlib (#120421)
Victor Stinner committed
6ae254a
May 22, 2024
J
gh-119180: Add LOAD_COMMON_CONSTANT opcode (#119321)
Jelle Zijlstra committed
98e855f
March 6, 2024
K
gh-116381: Specialize CONTAINS_OP (GH-116385)
Ken Jin committed
7114cf2
September 11, 2023
G
gh-109039: Branch prediction for Tier 2 interpreter (#109038)
Guido van Rossum committed
bcce5e2
August 23, 2023
I
gh-105481: remove regen-opcode. Generated _PyOpcode_Caches in regen-cases. (#108367)
Irit Katriel committed
72119d1
August 17, 2023
I
gh-105481: opcode.h is no longer generated during the build (#108080)
Irit Katriel committed
0b243c2
August 16, 2023
I
gh-105481: generate op IDs from bytecode.c instead of hard coding them in opcode.py (#107971)
Irit Katriel committed
665a439
August 2, 2023
I
gh-105481: simplify definition of pseudo ops in Lib/opcode.py (#107561)
Irit Katriel committed
dd693d6
August 1, 2023
I
gh-105481: the ENABLE_SPECIALIZATION flag does not need to be generated by the build script, or exposed in opcode.py (#107534)
Irit Katriel committed
6ef8f8c
July 27, 2023
I
gh-105481: remove dependency of _inline_cache_entries on opname (#107339)
Irit Katriel committed
d77d973
July 20, 2023
I
gh-105481: do not auto-generate pycore_intrinsics.h (#106913)
Irit Katriel committed
9c81fc2
July 18, 2023
I
gh-105481: Generate the opcode lists in dis from data extracted from bytecodes.c (#106758)
Irit Katriel committed
40f3f11
July 17, 2023
I
gh-106789: avoid importing pprint from sysconfig (#106790)
Irit Katriel committed
5ecedbd
June 29, 2023
B
GH-106008: Make implicit boolean conversions explicit (GH-106003)
Brandt Bucher committed
7b2d94d
H
gh-105775: Convert LOAD_CLOSURE to a pseudo-op (#106059)
hms committed
8bff940
June 22, 2023
M
GH-91095: Specialize calls to normal Python classes. (GH-99331)
Mark Shannon committed
04492cb
June 19, 2023
I
gh-105481: generate _specializations and _specialized_instructions from bytecodes.c (#105913)
Irit Katriel committed
33f0a85
June 14, 2023
M
GH-77273: Better bytecodes for f-strings (GH-6132)
Mark Shannon committed
1d857da
June 13, 2023
M
GH-105678: Split MAKE_FUNCTION into MAKE_FUNCTION and SET_FUNCTION_ATTRIBUTE (GH-105680)
Mark Shannon committed
09ffa69
June 8, 2023
M
GH-105229: Remove remaining two-codeunit superinstructions (GH-105326)
Mark Shannon committed
e830289
June 5, 2023
M
GH-105229: Replace some superinstructions with single instruction equivalent. (GH-105230)
Mark Shannon committed
0689340
June 2, 2023
M
GH-104584: Plugin optimizer API (GH-105100)
Mark Shannon committed
4bfa01b
May 16, 2023
C
gh-103865: add monitoring support to LOAD_SUPER_ATTR (#103866)
Carl Meyer committed
f40890b
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gh-103763: Implement PEP 695 (#103764)
Jelle Zijlstra committed
24d8b88
May 11, 2023
C
gh-87729: improve hit rate of LOAD_SUPER_ATTR specialization (#104270)
Carl Meyer committed
7726245
May 9, 2023
C
gh-97933: (PEP 709) inline list/dict/set comprehensions (#101441)
Carl Meyer committed
c3b595e
May 3, 2023
J
GH-103963: Make dis display names of args for intrinsics opcodes (#104029)
Juhi Chandalia committed
872cbc6
April 25, 2023
C
gh-87729: specialize LOAD_SUPER_ATTR_METHOD (#103809)
Carl Meyer committed
ef25feb
April 24, 2023
C
gh-87729: add LOAD_SUPER_ATTR instruction for faster super() (#103497)
Carl Meyer committed
0dc8b50
April 12, 2023
M
GH-103082: Implementation of PEP 669: Low Impact Monitoring for CPython (GH-103083)
Mark Shannon committed
411b169
April 5, 2023
B
GH-88691: Shrink the CALL caches (GH-103230)
Brandt Bucher committed
b4978ff
March 29, 2023
B
GH-89987: Shrink the BINARY_SUBSCR caches (GH-103022)
Brandt Bucher committed
121057a
March 23, 2023
B
GH-100982: Break up COMPARE_AND_BRANCH (GH-102801)
Brandt Bucher committed
0444ae2
March 22, 2023
I
gh-102859: Remove JUMP_IF_FALSE_OR_POP and JUMP_IF_TRUE_OR_POP (#102870)
Irit Katriel committed
3468c76
March 14, 2023
D
gh-102674: Remove _specialization_stats from Lib/opcode.py (#102685)
Dong-hee Na committed
d77c487
March 11, 2023
B
GH-90997: Shrink the LOAD_GLOBAL caches (#102569)
Brandt Bucher committed
08b67fb
February 14, 2023
I
gh-101799: implement PREP_RERAISE_STAR as an intrinsic function (#101800)
Irit Katriel committed
81e3aa8
February 13, 2023
M
GH-87849: Simplify stack effect of SEND and specialize it for generators and coroutines. (GH-101788)
Mark Shannon committed
160f2fe