[LPM] Document the new helpers to make it easy to get consistent require
authorChandler Carruth <chandlerc@gmail.com>
Fri, 19 Feb 2016 10:59:43 +0000 (10:59 +0000)
committerChandler Carruth <chandlerc@gmail.com>
Fri, 19 Feb 2016 10:59:43 +0000 (10:59 +0000)
commit567888395ec69e6efeff923b92767fd7271b417a
treedecff3724b2fecac9af392b19cfb9bff11872f17
parent73bcca5b3dd8fcd1bb62a256473d559488d6729f
[LPM] Document the new helpers to make it easy to get consistent require
and preserve behavior from loop passes.

Differential Revision: http://reviews.llvm.org/D17443

llvm-svn: 261319
llvm/docs/WritingAnLLVMPass.rst