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The Python programming language

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/ Python/optimizer_bytecodes.c
c19e36cc4eabacaacc359e8b2550b10c2965a31a
June 7, 2025
A
GH-131798: Type-propagate string/list/tuple slices (GH-134671)
Amit Lavon committed
8fdbbf8
June 6, 2025
T
GH-131798: Optimize away type(x) in the JIT when the result is known (GH-135194)
Tomas R. committed
4615164
June 5, 2025
M
GH-132554: Fix tier2 `FOR_ITER` implementation and optimizations (GH-135137)
Mark Shannon committed
b90ecea
May 27, 2025
N
gh-131798: Optimize `_ITER_CHECK_TUPLE` (GH-134803)
Noam Cohen committed
79d81f7
M
GH-132554: "Virtual" iterators (GH-132555)
Mark Shannon committed
f6f4e8a
May 22, 2025
T
GH-131798: Optimize away isinstance calls in the JIT (GH-134369)
Tomas R. committed
484e003
B
GH-131798: Optimize cached class attributes and methods in the JIT (GH-134403)
Brandt Bucher committed
ec736e7
N
GH-131798: Turn _LOAD_SMALL_INT into _LOAD_CONST_INLINE_BORROW in the JIT (GH-134406)
Nadeshiko Manju committed
8c5e555
May 20, 2025
B
GH-131798: Narrow types more aggressively in the JIT (GH-134373)
Brandt Bucher committed
2f0570c
N
GH-131798: Narrow the return type of _GET_LEN to int (GH-133345)
Nadeshiko Manju committed
e1c0c45
M
GH-134282: Always borrow references LOAD_CONST (GH-134284)
Mark Shannon committed
6dcb0fd
May 19, 2025
T
GH-131798: Add _POP_CALL_TWO_LOAD_CONST_INLINE_BORROW (GH-134268)
Tomas R. committed
a7f317d
D
GH-131798: Split CALL_LIST_APPEND into several uops (GH-134240)
Diego Russo committed
42d03f3
T
GH-131798: Narrow the return type of isinstance for some known arguments in the JIT (GH-133172)
Tomas R. committed
8d490b3
May 8, 2025
T
GH-131798: Split up and optimize CALL_ISINSTANCE (GH-133339)
Tomas R. committed
c492ac7
T
gh-133273: Keep instruction definitions in `bytecodes.c` and `optimizer_bytecodes.c` in sync (GH-133320)
Tomas R. committed
3f2f59a
May 5, 2025
D
GH-131798: Split CALL_LEN into several uops (GH-133180)
Diego Russo committed
9cc77aa
April 27, 2025
N
gh-131798: JIT - Use `sym_new_type` instead of `sym_new_not_null` for _BUILD_STRING, _BUILD_SET (GH-132564)
Nadeshiko Manju committed
614d792
April 26, 2025
T
gh-131798: JIT: Propagate the result in `_BINARY_OP_SUBSCR_TUPLE_INT` (GH-133003)
Tomas R. committed
5e96e4f
April 25, 2025
D
gh-131798: JIT: Narrow the return type of _CALL_LEN to int (#132940)
Diego Russo committed
4c20f46
April 24, 2025
T
GH-131798: Split up and optimize CALL_TUPLE_1 in the JIT (GH-132851)
Tomas R. committed
08e3389
T
GH-131798: Split up and optimize CALL_STR_1 in the JIT (GH-132849)
Tomas R. committed
0a387b3
April 22, 2025
T
GH-131798: JIT: Split CALL_TYPE_1 into several uops (GH-132419)
Tomas R. committed
a6a3dbb
April 21, 2025
S
gh-131586: Avoid refcount contention in context managers (gh-131851)
Sam Gross committed
da53660
B
GH-130415: Improve the JIT's unneeded uop removal pass (GH-132333)
Brandt Bucher committed
4f7f72c
April 18, 2025
B
GH-131498: Replace single-element arrays with scalars in bytecodes.c (GH-132615)
Brandt Bucher committed
40ae889
April 16, 2025
N
gh-131798: Use `sym_new_type` instead of `sym_new_not_null` for `_BUILD_LIST`, `_BUILD_SLICE`, and `_BUILD_MAP` (GH-132434)
Nadeshiko Manju committed
b9e88ff
April 9, 2025
B
GH-131798: Remove JIT guards for dict, frozenset, list, set, and tuple (GH-132289)
Brandt Bucher committed
20926c7
April 8, 2025
N
GH-131798: Narrow the result of _CONTAINS_OP_DICT to bool in the JIT (GH-132269)
Nadeshiko Manju committed
d753d8a
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GH-131798: Narrow the result type of _BINARY_OP_SUBSCR_STR_INT to str in the JIT (GH-132153)
Tomas R. committed
71009cb
April 5, 2025
T
GH-131798: Narrow the result of _CONTAINS_OP_SET to bool in the JIT (GH-132057)
Tomas R. committed
85bc489
April 2, 2025
M
GH-131498: Cases generator: Parse down to C statement level. (GH-131948)
Mark Shannon committed
ad053d8
April 1, 2025
B
GH-131798: Allow the JIT to remove more int/float/str guards (GH-131800)
Brandt Bucher committed
1a9d4a1
M
gh-130704: Strength reduce `LOAD_FAST{_LOAD_FAST}` (#130708)
mpage committed
053c285
March 30, 2025
A
GH-131798: Remove type checks for _TO_BOOL_STR (GH-131816)
Amit Lavon committed
685fd74
March 27, 2025
B
GH-130415: Remove redundant sym_matches_type calls in the JIT optimizer (GH-131778)
Brandt Bucher committed
972a295
March 26, 2025
M
GH-131729: Code-gen better liveness analysis (GH-131732)
Mark Shannon committed
1b8bb1e
March 21, 2025
S
GH-130415: Optimize constant comparison in JIT builds (GH-131489)
Savannah Ostrowski committed
b92ee14
March 20, 2025
M
GH-131498: Remove conditional stack effects (GH-131499)
Mark Shannon committed
7ebd71e
March 6, 2025
J
GH-130903: typo in optimizer DSL for _GUARD_BOTH_UNICODE (#130904)
Jamie Phan committed
10cdd7f
March 4, 2025
A
GH-130415: Narrow str to "" based on boolean tests (GH-130476)
Amit Lavon committed
691354c
K
GH-130415: Narrow int to 0 based on boolean tests (GH-130772)
Klaus117 committed
c989e74
March 2, 2025
B
GH-130415: Use boolean guards to narrow types to values in the JIT (GH-130659)
Brandt Bucher committed
7afa476
February 28, 2025
M
GH-130296: Avoid stack transients in four instructions. (GH-130310)
Mark Shannon committed
54965f3
February 7, 2025
I
gh-100239: replace BINARY_SUBSCR & family by BINARY_OP with oparg NB_SUBSCR (#129700)
Irit Katriel committed
a1417b2
B
GH-129709: Clean up tier two (GH-129710)
Brandt Bucher committed
70e387c
February 3, 2025
M
GH-128682: Make `PyStackRef_CLOSE` escaping. (GH-129404)
Mark Shannon committed
808071b
January 27, 2025
M
GH-128914: Remove all but one conditional stack effects (GH-129226)
Mark Shannon committed
75b4962
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