Mercurial > cpython-lru_cache-weakref

diff Python/thread_pthread.h @ 51920:ef8fe9088696 legacy-trunk

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Backport r69961 to trunk, replacing JUMP_IF_{TRUE,FALSE} with POP_JUMP_IF_{TRUE,FALSE} and JUMP_IF_{TRUE,FALSE}_OR_POP. This avoids executing a POP_TOP on each conditional and sometimes allows the peephole optimizer to skip a JUMP_ABSOLUTE entirely. It speeds up list comprehensions significantly.
author Jeffrey Yasskin <jyasskin@gmail.com>
date Sat, 28 Feb 2009 19:03:21 +0000
parents f7d23bca599f
children e38335d4df91 df5719c298db
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