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bpo-47120: make POP_JUMP_IF_TRUE/FALSE/NONE/NOT_NONE relative #32400

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Merged
merged 16 commits into from
Apr 11, 2022
Merged

bpo-47120: make POP_JUMP_IF_TRUE/FALSE/NONE/NOT_NONE relative #32400

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d3e197b
add IS_VIRTUAL_JUMP_OPCODE macro
iritkatriel Apr 6, 2022
cf18a6d
bpo-47120: make POP_JUMP_IF_NONE/NOT_NONE relative
iritkatriel Apr 6, 2022
5a29371
📜🤖 Added by blurb_it.
blurb-it[bot] Apr 6, 2022
31c24ed
fix news
iritkatriel Apr 6, 2022
16c1757
Merge branch 'main' into jump_if
iritkatriel Apr 6, 2022
226f14b
separate forward/backward jump implementations
iritkatriel Apr 7, 2022
f954696
bpo-47120: make POP_JUMP_IF_TRUE/FALSE relative
iritkatriel Apr 7, 2022
81c404d
use opcode naming scheme to detect backward jumps
iritkatriel Apr 8, 2022
3f5626c
shift jump mask for backwards jumps
iritkatriel Apr 8, 2022
3c709be
remove PREDICT()s
iritkatriel Apr 8, 2022
6c35aa0
separate forward/backward jump implementations
iritkatriel Apr 8, 2022
839e25b
share magic number with NONE/NOT_NONE change
iritkatriel Apr 8, 2022
fcfd06c
remove CHECK_EVAL_BREAKER
iritkatriel Apr 8, 2022
4e29993
Merge remote-tracking branch 'upstream/main' into jump_if_bool
iritkatriel Apr 8, 2022
09ba3bc
update docs and news
iritkatriel Apr 8, 2022
ec4dcf2
Merge branch 'main' into jump_if_bool
iritkatriel Apr 8, 2022
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share magic number with NONE/NOT_NONE change
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@iritkatriel
iritkatriel committed Apr 8, 2022
commit 839e25b3dbcb5e5ea4fd7a1e6699da22ca920aaa
5 changes: 2 additions & 3 deletions 5 Lib/importlib/_bootstrap_external.py
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Original file line number Diff line number Diff line change
Expand Up @@ -400,8 +400,7 @@ def _write_atomic(path, data, mode=0o666):
# Python 3.11a6 3490 (remove JUMP_IF_NOT_EXC_MATCH, add CHECK_EXC_MATCH)
# Python 3.11a6 3491 (remove JUMP_IF_NOT_EG_MATCH, add CHECK_EG_MATCH,
# add JUMP_BACKWARD_NO_INTERRUPT, make JUMP_NO_INTERRUPT virtual)
# Python 3.11a7 3492 (make POP_JUMP_IF_NONE/NOT_NONE relative)
# Python 3.11a7 3493 (make POP_JUMP_IF_TRUE/FALSE relative)
# Python 3.11a7 3492 (make POP_JUMP_IF_NONE/NOT_NONE/TRUE/FALSE relative)

# Python 3.12 will start with magic number 3500

Expand All @@ -416,7 +415,7 @@ def _write_atomic(path, data, mode=0o666):
# Whenever MAGIC_NUMBER is changed, the ranges in the magic_values array
# in PC/launcher.c must also be updated.

MAGIC_NUMBER = (3493).to_bytes(2, 'little') + b'\r\n'
MAGIC_NUMBER = (3492).to_bytes(2, 'little') + b'\r\n'
_RAW_MAGIC_NUMBER = int.from_bytes(MAGIC_NUMBER, 'little') # For import.c

_PYCACHE = '__pycache__'
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