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/ Include/internal/pycore_optimizer.h
main
May 5, 2026
D
GH-126910: Add GNU backtrace support for unwinding JIT frames (#149104)
Diego Russo committed
1e5d942
May 2, 2026
D
GH-126910: Add gdb support for unwinding JIT frames (#146071)
Diego Russo committed
c7b7ca2
April 28, 2026
H
gh-148571: [JIT] Preserve family-head recorder layouts for specialized opcode families (GH-148730)
Hai Zhu committed
be968c7
April 24, 2026
H
gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-148089)
Hai Zhu committed
618b726
April 14, 2026
N
gh-148510: restore `func_version` check in `_LOAD_ATTR_PROPERTY_FRAME` (GH-148528)
Neko Asakura committed
52a7f1b
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gh-148378: Allow multiple consecutive recording ops per macro op (GH-148496)
Hai Zhu committed
5ce0fe8
April 12, 2026
K
gh-146261: JIT: protect against function version changes (#146300)
Ken Jin committed
6f7bb29
April 4, 2026
D
gh-148083: Prevent constant folding when lhs is container types (gh-148090)
Donghee Na committed
853dafe
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gh-146073: Revert "gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-147966)" (#148082)
Ken Jin committed
328da67
April 3, 2026
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gh-146073: Add fitness/exit quality mechanism for JIT trace frontend (GH-147966)
Hai Zhu committed
198b04b
March 22, 2026
R
gh-143414: Implement unique reference tracking for JIT, optimize unpacking of such tuples (GH-144300)
reiden committed
e36f8db
March 20, 2026
K
gh-146099: Optimize _GUARD_CODE_VERSION+IP via function version symbols (GH-146101)
Ken Jin committed
acfb452
March 18, 2026
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gh-144888: JIT executor bloom filter wide-type optimization and function Inlining (GH-146114)
Hai Zhu committed
6fe91a9
March 16, 2026
K
gh-127958: Trace from RESUME in the JIT (GH-145905)
Ken Jin committed
3d0824a
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gh-144888: Replace bloom filter linked lists with continuous arrays to optimize executor invalidating performance (GH-145873)
Hai Zhu committed
81ef1b7
March 3, 2026
D
gh-145214: Narrow _GUARD_TOS_ANY_{SET,DICT} by using probable type (gh-145215)
Donghee Na committed
6908372
February 19, 2026
M
GH-144651: Optimize the new uops added when recording values during tracing. (GH-144948)
Mark Shannon committed
3f37b94
February 5, 2026
M
GH-144179: Use recorded values to make optimizer more robust (GH-144437)
Mark Shannon committed
b53fc7c
February 2, 2026
M
GH-144179: Add value recording to JIT tracing front-end (GH-144303)
Mark Shannon committed
141fd8b
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gh-144145: Revert PR#144122 for performance and potential bugs. (GH-144391)
Hai Zhu committed
ebbb2ca
January 30, 2026
H
gh-144145: Track nullness of properties in the Tier 2 JIT optimizer (GH-144122)
Hai Zhu committed
1dc12b2
January 22, 2026
M
GH-139109: Partial reworking of JIT data structures (GH-144105)
Mark Shannon committed
d77aaa7
R
gh-130415: Narrowing to constants in branches involving `is` comparisons with a constant (GH-143895)
reiden committed
0b08438
January 17, 2026
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gh-143946: Show `JitOptSymbol` on abstract stack when set PYTHON_OPT_DEBUG > 4 (GH-143957)
Hai Zhu committed
61ec66a
K
gh-142913: Export JIT functions for _testinternalcapi (#143958)
Ken Jin committed
7e28ae5
January 14, 2026
K
gh-143123: Protect against recursive tracer calls/finalization (GH-143126)
Ken Jin committed
e370c8d
H
gh-138050: Use cold flag instead of warm flag in `MAKE_WARM` (GH-143827)
Hai Zhu committed
94dbce1
January 10, 2026
N
gh-143604: Hold strong reference to executor during JIT tracing (GH-143646)
Nadeshiko Manju committed
e2f0160
January 9, 2026
K
gh-143421: Allocate all JIT state in one go (GH-143626)
Ken Jin committed
e0fb278
January 8, 2026
H
gh-143421: Move `JitOptContext` from stack allocation to per-thread heap allocation (GH-143536)
Hai Zhu committed
aeb3403
December 23, 2025
M
GH-143026: Fix assertion error in executor management. (GH-143104)
Mark Shannon committed
20aeb3a
December 18, 2025
M
GH-142513: Reimplement executor management (GH-142931)
Mark Shannon committed
e4058d7
December 11, 2025
M
GH-135379: Top of stack caching for the JIT. (GH-135465)
Mark Shannon committed
469f191
November 18, 2025
M
GH-139109: Support switch/case dispatch with the tracing interpreter. (GH-141703)
Mark Shannon committed
b420f6b
November 15, 2025
K
gh-139109: JIT _EXIT_TRACE to ENTER_EXECUTOR rather than _DEOPT (GH-141573)
Ken Jin committed
ed73c90
November 13, 2025
K
gh-139109: A new tracing JIT compiler frontend for CPython (GH-140310)
Ken Jin committed
4fa80ce
October 27, 2025
A
gh-138050: [WIP] JIT - Streamline MAKE_WARM - move coldness check to executor creation (GH-138240)
alm committed
1753ccb
September 18, 2025
M
GH-138378: Move globals-to-consts pass into main optimizer pass (GH-138379)
Mark Shannon committed
3b83257
September 17, 2025
D
gh-137838: Move _PyUOpInstruction buffer to PyInterpreterState (gh-138918)
Donghee Na committed
d873fb4
September 9, 2025
D
gh-137838: Fix JIT trace buffer overrun by increasing possible exit stubs (gh-138177)
Donghee Na committed
5edfe55
September 3, 2025
K
gh-138431: JIT Optimizer --- Fix round-tripping references for str and tuple (GH-138458)
Ken Jin committed
2402f84
A
gh-137136: Suppress build warnings when build on Windows with --experimental-jit-interpreter (GH-137137)
AN Long committed
1ff2cbb
August 21, 2025
M
GH-137959: Replace shim code in jitted code with a single trampoline function. (GH-137961)
Mark Shannon committed
a8d9d94
August 1, 2025
M
GH-136410: Faster side exits by using a cold exit stub (GH-136411)
Mark Shannon committed
e7b55f5
June 27, 2025
K
gh-132732: Automatically constant evaluate pure operations (GH-132733)
Ken Jin committed
695ab61
June 19, 2025
M
GH-135379: Specialize int operations for compact ints only (GH-135668)
Mark Shannon committed
9731dd2
June 17, 2025
K
gh-134584: Decref elimination for float ops in the JIT (GH-134588)
Ken Jin committed
fba5dde
May 4, 2025
M
GH-133231: Changes to executor management to support proposed `sys._jit` module (GH-133287)
Mark Shannon committed
ac7d5ba
March 20, 2025
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GH-131331: Rename "not" to "invert" (GH-131334)
Bénédikt Tran committed
883c2f6
March 19, 2025
V
gh-130931: Add pycore_typedefs.h internal header (#131396)
Victor Stinner committed
b8367e7