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Issue #26647: Python interpreter now uses 16-bit wordcode instead of bytecode.

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Patch by Demur Rumed.
This commit is contained in:
Serhiy Storchaka 2016-05-24 09:15:14 +03:00
parent c35f491a06
commit b0f80b0312
18 changed files with 4747 additions and 5022 deletions
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3
Lib/importlib/_bootstrap_external.py
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@ -225,6 +225,7 @@ _code_type = type(_write_atomic.__code__)
# Python 3.5b2 3350 (add GET_YIELD_FROM_ITER opcode #24400)
# Python 3.6a0 3360 (add FORMAT_VALUE opcode #25483
# Python 3.6a0 3361 (lineno delta of code.co_lnotab becomes signed)
# Python 3.6a0 3370 (16 bit wordcode)
#
# MAGIC must change whenever the bytecode emitted by the compiler may no
# longer be understood by older implementations of the eval loop (usually
@ -233,7 +234,7 @@ _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 = (3361).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (3370).to_bytes(2, 'little') + b'\r\n'
_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c
_PYCACHE = '__pycache__'