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Title: bpo-41323: Perform 'peephole' optimizations directly on the CFG. by markshannon · Pull Request #21517 · python/cpython · GitHub

Open Graph Title: bpo-41323: Perform 'peephole' optimizations directly on the CFG. by markshannon · Pull Request #21517 · python/cpython

X Title: bpo-41323: Perform 'peephole' optimizations directly on the CFG. by markshannon · Pull Request #21517 · python/cpython

Description: Saves about 200 lines of code Breaks the coupling between the optimizer and the bytecode and line number table formats. https://bugs.python.org/issue41323

Open Graph Description: Saves about 200 lines of code Breaks the coupling between the optimizer and the bytecode and line number table formats. https://bugs.python.org/issue41323

X Description: Saves about 200 lines of code Breaks the coupling between the optimizer and the bytecode and line number table formats. https://bugs.python.org/issue41323

Opengraph URL: https://github.com/python/cpython/pull/21517

X: @github

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bpo-41323: Perform 'peephole' optimizations directly on the CFG. https://github.com/python/cpython/pull/21517/files#top
Show all changes 8 commits https://github.com/python/cpython/pull/21517/files
d5b4bda Move 'peephole' optimizations into compile.c and perform them directl… markshannon Jul 17, 2020 https://github.com/python/cpython/pull/21517/commits/d5b4bda3bc81632a2e74e202af56f33753c580ff
c480401 Regenerate frozen importlib. markshannon Jul 17, 2020 https://github.com/python/cpython/pull/21517/commits/c48040155058fa46c3a317a11324512c477a0818
6b7019a Remove commented out code. markshannon Jul 17, 2020 https://github.com/python/cpython/pull/21517/commits/6b7019abbf1e23ca7c5c0d582b2bfacad9250d77
a2915d5 Two minor code tidy ups. markshannon Jul 20, 2020 https://github.com/python/cpython/pull/21517/commits/a2915d507c60afbfaf394a0fe33ccd65cf2dc7b0
7bc2522 Remove peephole.c markshannon Jul 20, 2020 https://github.com/python/cpython/pull/21517/commits/7bc252233d97a104396dd84ca6760a3a4804ce38
fda0bed Fix leak in mark_reachable. markshannon Jul 20, 2020 https://github.com/python/cpython/pull/21517/commits/fda0bedd5d9bbfb1a8b17ff5bcd45e4a8efe3fff
17541b6 Treat jumps to empty blocks as jumps to the following block. markshannon Jul 21, 2020 https://github.com/python/cpython/pull/21517/commits/17541b62220ab8611b984b7d1e25163b86f7bb86
1b57a42 Regenerate importlib markshannon Jul 21, 2020 https://github.com/python/cpython/pull/21517/commits/1b57a4282eb01e3d17ac9b8e62a934fca91f2f69
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