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bpo-44525: Split calls into PRECALL and CALL (GH-30011)

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* Add 3 new opcodes for calls: PRECALL_METHOD, CALL_NO_KW, CALL_KW.

* Update specialization to handle new CALL opcodes.

* Specialize call to method descriptors.

* Remove old CALL opcodes: CALL_FUNCTION, CALL_METHOD, CALL_METHOD_KW, CALL_FUNCTION_KW.
This commit is contained in:
Mark Shannon 2021-12-14 18:22:44 +00:00 • committed by GitHub
parent d60457a667
commit 9f8f45144b
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15 changed files with 395 additions and 236 deletions
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Lib/importlib/_bootstrap_external.py
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@ -372,6 +372,7 @@ _code_type = type(_write_atomic.__code__)
# BINARY_OP)
# Python 3.11a3 3465 (Add COPY_FREE_VARS opcode)
# Python 3.11a3 3466 (bpo-45292: PEP-654 except*)
# Python 3.11a4 3467 (Change CALL_xxx opcodes)
#
# MAGIC must change whenever the bytecode emitted by the compiler may no
@ -381,7 +382,7 @@ _code_type = type(_write_atomic.__code__)
# Whenever MAGIC_NUMBER is changed, the ranges in the magic_values array
# in PC/launcher.c must also be updated.
MAGIC_NUMBER = (3466).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (3467).to_bytes(2, 'little') + b'\r\n'
_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c
_PYCACHE = '__pycache__'