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Title: GH-88116: Use a compact format to represent end line and column offsets. by markshannon · Pull Request #91666 · python/cpython · GitHub

Open Graph Title: GH-88116: Use a compact format to represent end line and column offsets. by markshannon · Pull Request #91666 · python/cpython

X Title: GH-88116: Use a compact format to represent end line and column offsets. by markshannon · Pull Request #91666 · python/cpython

Description: Reduces the memory consumption for extended location information to less than half. Location information now takes ~3.5 bytes per instruction, instead of 8. (Note this is per instruction, not code unit). All the information is saved in one table, instead of three. #88116

Open Graph Description: Reduces the memory consumption for extended location information to less than half. Location information now takes ~3.5 bytes per instruction, instead of 8. (Note this is per instruction, not code ...

X Description: Reduces the memory consumption for extended location information to less than half. Location information now takes ~3.5 bytes per instruction, instead of 8. (Note this is per instruction, not code ...

Opengraph URL: https://github.com/python/cpython/pull/91666

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GH-88116: Use a compact format to represent end line and column offsets. https://github.com/python/cpython/pull/91666/files#top
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78cd7a3 Compact debug info. Work in progress. markshannon Apr 8, 2022 https://github.com/python/cpython/pull/91666/commits/78cd7a3160214134e72e7aa28d20166409e41de9
f603e3f Get compact debug table (almost) working. markshannon Apr 14, 2022 https://github.com/python/cpython/pull/91666/commits/f603e3f851ce9e2c6fc3bf48a45bb6e06fe8745b
34ec9d9 Remove column table from code objects. markshannon Apr 14, 2022 https://github.com/python/cpython/pull/91666/commits/34ec9d9fc3b3fadb4e750715fad8d10a69475de3
6f69354 Remove end-line table from code objects. markshannon Apr 14, 2022 https://github.com/python/cpython/pull/91666/commits/6f69354fc24aaee0e39a14aebcab51594a172ed7
b529306 Remove line table from code objects. markshannon Apr 14, 2022 https://github.com/python/cpython/pull/91666/commits/b52930676dbfecc1e2416b2c56f001272e1b6fe3
62228e0 Remove unused table generation code from compiler. markshannon Apr 14, 2022 https://github.com/python/cpython/pull/91666/commits/62228e0681da877dde1bd81225ab8ffdddf0763c
ab8cd4f Rename locationtable back to linetable to conform to PEP 626. markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/ab8cd4f33daeb9e72b5de28655f8bf5cb876fb7e
4e1584a Use enum values and fix gdb support. markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/4e1584ae034382c5c5df337388b2367481edab02
8ec48cf Merge branch 'main' into compact-debug-info markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/8ec48cf4458f7439d1c45a1ba16a7982d168e3d4
9783d10 Document location table format markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/9783d10abf2c57b83b995afedaa3c3c8d1355431
3020b15 Fix potential memory leak markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/3020b154d248fb04f60fa73df3921a2cd3bf361d
b25595b Restore old name for internal API. markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/b25595b4bab0db11a72e1ca721b46512e2672a0a
1a2b359 Re-run argument clinic markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/1a2b359df32db2f7188133661a2517959f6e6bad
70e139f Add NEWS item markshannon Apr 18, 2022 https://github.com/python/cpython/pull/91666/commits/70e139fa7cb693f52ead71c57907029b92ac444e
baf38d8 Remove unnecessary check markshannon Apr 19, 2022 https://github.com/python/cpython/pull/91666/commits/baf38d857fc2da54731ec0062b3bca7a36ad1b16
bcb3309 Remove a bit of code duplication. Insert bounds check when remove ext… markshannon Apr 19, 2022 https://github.com/python/cpython/pull/91666/commits/bcb3309f1e01d4a350fd8a1527db31b68de9f157
3299d06 Fix handling of missing endline in location info. markshannon Apr 19, 2022 https://github.com/python/cpython/pull/91666/commits/3299d06d34517f24a5c540c326770e07655b80de
6e0aef9 Fix remove_column_info (correctly this time) markshannon Apr 19, 2022 https://github.com/python/cpython/pull/91666/commits/6e0aef9f2a0c4486618b5b853e639136a2f7d5e8
b6b4321 Move some logic about location table layout to shared header. markshannon Apr 21, 2022 https://github.com/python/cpython/pull/91666/commits/b6b43211d281a8c33b257a432f5966c694f00d76
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https://github.com/python/cpython/pull/91666/files#diff-08d8a239ab9b84cf01875e28a6dae873628b56bfe94d30c3336c4a607d8036e5
https://github.com/python/cpython/pull/91666/files#diff-08d8a239ab9b84cf01875e28a6dae873628b56bfe94d30c3336c4a607d8036e5
https://github.com/python/cpython/pull/91666/files#diff-08d8a239ab9b84cf01875e28a6dae873628b56bfe94d30c3336c4a607d8036e5
https://github.com/python/cpython/pull/91666/files#diff-08d8a239ab9b84cf01875e28a6dae873628b56bfe94d30c3336c4a607d8036e5
https://github.com/python/cpython/pull/91666/files#diff-08d8a239ab9b84cf01875e28a6dae873628b56bfe94d30c3336c4a607d8036e5
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