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(parent: 12db7b6) | patch
Instead of processing every instruction when splitting interferences, only
authorCameron Zwarich <zwarich@apple.com>
Wed, 29 Dec 2010 11:00:09 +0000 (11:00 +0000)
committerCameron Zwarich <zwarich@apple.com>
Wed, 29 Dec 2010 11:00:09 +0000 (11:00 +0000)
commit1558f5ed1975495c0394d9de7acc144d0c8742da
treeb21e4210aabcd879ce9c93a6675494221b401ec8tree | snapshot
parent12db7b68b683371a6ae464e76b4c850fa0199eebcommit | diff
Instead of processing every instruction when splitting interferences, only
process those instructions that define phi sources. This is a 47% speedup of
StrongPHIElimination compile time on 403.gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122627 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/StrongPHIElimination.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors