8000 bpo-43693: Compute deref offsets in compiler by markshannon · Pull Request #25152 · python/cpython · GitHub
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bpo-43693: Compute deref offsets in compiler #25152

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Merged
merged 12 commits into from
Jun 4, 2021
Merged

bpo-43693: Compute deref offsets in compiler #25152

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d2f617f
Compute index of cellvars in compiler to avoid additional pointer in …
markshannon Jan 7, 2021
4893684
Remove LOAD_CLOSURE instruction.
markshannon Mar 31, 2021
2f32044
Add NEWS
markshannon Apr 2, 2021
0db1edc
Bump the bytecode magic number.
ericsnowcurrently Apr 24, 2021
4d82f15
Update the dis module docs.
ericsnowcurrently Apr 24, 2021
e4bf977
Clarify the LOAD_FAST docs.
ericsnowcurrently Apr 26, 2021
d25324a
Update the *_DEREF docs.
ericsnowcurrently Apr 26, 2021
775d4db
Preserve the LOAD_CLOSURE opcode as an alias for LOAD_FAST.
ericsnowcurrently Apr 26, 2021
5183325
Update the dis docs.
ericsnowcurrently May 27, 2021
4f1dde5
touch
ericsnowcurrently Jun 3, 2021
46d531e
touch
ericsnowcurrently Jun 3, 2021
eafb2b1
Drop the "cell" arg from code._varname_from_oparg().
ericsnowcurrently Jun 3, 2021
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Update the dis module docs.
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@ericsnowcurrently
ericsnowcurrently committed Jun 3, 2021
commit 4d82f15f5cb6e2cbdbbafcb231a549dfe07e994f
11 changes: 4 additions & 7 deletions Doc/library/dis.rst
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Expand Up @@ -1044,6 +1044,10 @@ All of the following opcodes use their arguments.
.. opcode:: LOAD_FAST (var_num)

Pushes a reference to the local ``co_varnames[var_num]`` onto the stack.
Closures are also handled by this operation.

.. versionchanged:: 3.10
Closures are handled here now instead of ``LOAD_CLOSURE`` (removed).


.. opcode:: STORE_FAST (var_num)
Expand All @@ -1056,13 +1060,6 @@ All of the following opcodes use their arguments.
Deletes local ``co_varnames[var_num]``.


.. opcode:: LOAD_CLOSURE (i)

Pushes a reference to the cell contained in slot *i* of the cell and free
variable storage. The name of the variable is
``co_fastlocalnames[i + len(co_varnames)]``.


.. opcode:: LOAD_DEREF (i)

Loads the cell contained in slot *i* of the cell and free variable storage.
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