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gh-119786: move adaptive interpreter doc from Python to InternalsDoc #120137

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Jun 6, 2024
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gh-119786: move adaptive interpreter doc from Python to InternalsDoc #120137

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gh-119786: move adaptive interpreter doc from Python to InternalsDoc
iritkatriel Jun 5, 2024
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add index entry and links to src code
iritkatriel Jun 5, 2024
a5f4b44
Update InternalDocs/adaptive.md
iritkatriel Jun 6, 2024
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1 change: 1 addition & 0 deletions InternalDocs/README.md
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Expand Up @@ -14,3 +14,4 @@ it is not, please report that through the

[Exception Handling](exception_handling.md)

[Adaptive Instruction Families](adaptive.md)
10 changes: 6 additions & 4 deletions Python/adaptive.md → InternalDocs/adaptive.md
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## Families of instructions

The core part of PEP 659 (specializing adaptive interpreter) is the families
of instructions that perform the adaptive specialization.
The core part of [PEP 659](https://peps.python.org/pep-0659/)
(specializing adaptive interpreter) is the families of
instructions that perform the adaptive specialization.

A family of instructions has the following fundamental properties:

Expand All @@ -30,8 +31,9 @@ although these are not fundamental and may change:

## Example family

The `LOAD_GLOBAL` instruction (in Python/bytecodes.c) already has an adaptive
family that serves as a relatively simple example.
The `LOAD_GLOBAL` instruction (in
[Python/bytecodes.c](https://github.com/python/cpython/blob/main/Python/bytecodes.c))
already has an adaptive family that serves as a relatively simple example.

The `LOAD_GLOBAL` instruction performs adaptive specialization,
calling `_Py_Specialize_LoadGlobal()` when the counter reaches zero.
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