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clang-p2996/llvm/test/Transforms/Reassociate
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Erik Verbruggen 2b98bd2a80 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

llvm-svn: 216169
2014-08-21 10:45:30 +00:00
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2002-05-15-AgressiveSubMove.ll
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2002-05-15-MissedTree.ll
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2002-05-15-SubReassociate.ll
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2002-07-09-DominanceProblem.ll
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2003-08-12-InfiniteLoop.ll
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2005-09-01-ArrayOutOfBounds.ll
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2006-04-27-ReassociateVector.ll
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2011-01-26-UseAfterFree.ll
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2012-05-08-UndefLeak.ll
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2012-06-08-InfiniteLoop.ll
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absorption.ll
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basictest.ll
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crash.ll
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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
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inverses.ll
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liftsign.ll
Reassociate x + -0.1234 * y into x - 0.1234 * y
2014-08-21 10:45:30 +00:00
looptest.ll
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mightymul.ll
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mulfactor.ll
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multistep.ll
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negation.ll
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no-op.ll
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optional-flags.ll
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otherops.ll
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pr12245.ll
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repeats.ll
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secondary.ll
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shift-factor.ll
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shifttest.ll
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subtest.ll
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xor_reassoc.ll
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