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llvm-6502/test/Transforms/Reassociate
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Erik Verbruggen 0edc5e8391 Reassociate x + -0.1234 * y into x - 0.1234 * y 
This does not require -ffast-math, and it gives CSE/GVN more options to
eliminate duplicate expressions in, e.g.:

  return ((x + 0.1234 * y) * (x - 0.1234 * y));

Differential Revision: http://reviews.llvm.org/D4904



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216169 91177308-0d34-0410-b5e6-96231b3b80d8
2014-08-21 10:45:30 +00:00
..
2002-05-15-AgressiveSubMove.ll
2002-05-15-MissedTree.ll
2002-05-15-SubReassociate.ll
2002-07-09-DominanceProblem.ll
2003-08-12-InfiniteLoop.ll
2005-09-01-ArrayOutOfBounds.ll
2006-04-27-ReassociateVector.ll
2011-01-26-UseAfterFree.ll
2012-05-08-UndefLeak.ll
2012-06-08-InfiniteLoop.ll
absorption.ll
basictest.ll
crash.ll
fast-AgressiveSubMove.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-ArrayOutOfBounds.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-basictest.ll Reassociate x + -0.1234 * y into x - 0.1234 * y 2014-08-21 10:45:30 +00:00
fast-fp-commute.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-mightymul.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-MissedTree.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-multistep.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-ReassociateVector.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fast-SubReassociate.ll [Reassociation] Add support for reassociation with unsafe algebra. 2014-08-14 15:23:01 +00:00
fp-commute.ll
inverses.ll
liftsign.ll Reassociate x + -0.1234 * y into x - 0.1234 * y 2014-08-21 10:45:30 +00:00
looptest.ll
mightymul.ll
mulfactor.ll
multistep.ll
negation.ll
no-op.ll
optional-flags.ll
otherops.ll
pr12245.ll
repeats.ll
secondary.ll
shift-factor.ll
shifttest.ll
subtest.ll
xor_reassoc.ll