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* change the canonical form of "cond ? -1 : 0" to be Chris Lattner2010-01-24
* Speculatively revert r94322 to see if it fixes darwin selfhost buildbot.Nick Lewycky2010-01-23
* third bug from PR6119: the xor dupe extension allowsChris Lattner2010-01-23
* Teach DAE that even though it can't modify the function signature of anNick Lewycky2010-01-23
* add an early out to ProcessBranchOnXOR to speed it up,Chris Lattner2010-01-23
* fix a crash in jump threading, PR6119Chris Lattner2010-01-23
* implement a simple instcombine xform that has been in theChris Lattner2010-01-23
* InstCombine should not fold sext/zext of a vector and a bitcast to a scalar t...Mon P Wang2010-01-23
* In mem2reg, for all alloca/stores that get promoted where the alloca has an a...Victor Hernandez2010-01-23
* Revert LoopStrengthReduce.cpp to pre-r94061 for now.Dan Gohman2010-01-22
* Fix a crasher trying to fold each element in a comparison between two vectorsNick Lewycky2010-01-21
* Re-implement the main strength-reduction portion of LoopStrengthReduction.Dan Gohman2010-01-21
* Add nounwinds.Dan Gohman2010-01-19
* optimize ~(~X >>s Y) --> (X >>s Y), patch by Edmund GrimleyChris Lattner2010-01-19
* Fix a crash in scalarrepl for memcpy/memmove where the source and destinationBob Wilson2010-01-19
* my instcombine transformations to make extension elimination moreChris Lattner2010-01-18
* filecheckize this.Chris Lattner2010-01-18
* filecheckizeChris Lattner2010-01-18
* remove a redundant test, filecheckize another.Chris Lattner2010-01-18
* Reduce fsub-fadd.ll and merge it into fsub-fsub.ll. Rename fsub-fsub.ll toBill Wendling2010-01-17
* When the visitSub method was split into visitSub and visitFSub, this xform wasBill Wendling2010-01-13
* 1) Use the new SimplifyInstructionsInBlock routine instead of the copyChris Lattner2010-01-12
* Make several tests less fragile.Dan Gohman2010-01-12
* Teach jump threading to duplicate small blocks when the branchChris Lattner2010-01-12
* disable this testcase, PR5997Chris Lattner2010-01-11
* add one more bitfield optimization, allowing clang to generateChris Lattner2010-01-11
* Extend CanEvaluateZExtd to handle and/or/xor more aggressively in theChris Lattner2010-01-11
* Remove the dead TD argument to CanEvaluateZExtd, and add aChris Lattner2010-01-11
* teach sext optimization to handle truncs from types that are notChris Lattner2010-01-10
* teach zext optimization how to deal with truncs that don't come fromChris Lattner2010-01-10
* now that the cost model has changed, we can always consider Chris Lattner2010-01-10
* change the preferred canonical form for a sign extension to beChris Lattner2010-01-10
* two changes: Chris Lattner2010-01-10
* enhance CanEvaluateZExtd to handle shift left and sext, allowingChris Lattner2010-01-10
* Use WriteAsOperand instead of getName() to print loop header names,Dan Gohman2010-01-09
* only factor from expressions whose uses are empty and whoseChris Lattner2010-01-09
* teach instcombine to delete sign extending shift pairs (sra(shl X, C), C) whenChris Lattner2010-01-08
* fix PR5978 by peeling the loop so that we avoid shifting theChris Lattner2010-01-08
* teach ComputeNumSignBits to look through PHI nodes.Chris Lattner2010-01-07
* filecheckizeChris Lattner2010-01-07
* Enhance instcombine to reason more strongly about promoting computationChris Lattner2010-01-07
* fix a globalopt crash on 'bullet' (handling evaluation of a storeChris Lattner2010-01-07
* Fix a README item: have functionattrs look through selects andDuncan Sands2010-01-06
* Partially address a README by having functionattrs consider calls toDuncan Sands2010-01-06
* Teach instcombine's sext elimination logic to be more aggressive.Chris Lattner2010-01-06
* Move this test from test/Transforms/IndVarSimplify toDan Gohman2010-01-05
* more rearrangement and cleanup, fix my test failure.Chris Lattner2010-01-05
* remove two trunc xforms that are subsumed by EvaluateInDifferentType.Chris Lattner2010-01-05
* merge some tests.Chris Lattner2010-01-05
* merge cast2 into cast.llChris Lattner2010-01-05