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path: root/llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
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* convert ConstantVector::get to use ArrayRef.Chris Lattner2011-02-151-7/+3
* revert my ConstantVector patch, it seems to have made the llvm-gccChris Lattner2011-02-141-3/+7
* Switch ConstantVector::get to use ArrayRef instead of a pointer+sizeChris Lattner2011-02-141-7/+3
* implement an instcombine xform that canonicalizes casts outside of and-with-c...Chris Lattner2011-01-151-2/+12
* Whitespace fixes. No functionality change.Bill Wendling2010-12-171-16/+16
* Add vector versions of some existing scalar transforms to aid codegen in matc...Nate Begeman2010-12-171-0/+17
* Fix a serious performance regression introduced by r108687 on linux:Chris Lattner2010-09-071-1/+6
* for completeness, allow undef also.Chris Lattner2010-08-281-0/+3
* handle the constant case of vector insertion. For somethingChris Lattner2010-08-281-3/+32
* optimize bitcasts from large integers to vector into vectorChris Lattner2010-08-281-9/+127
* Implement a pretty general logical shift propagationChris Lattner2010-08-271-2/+1
* teach the truncation optimization that an entire chain ofChris Lattner2010-08-271-0/+5
* Add an instcombine to clean up a common pattern producedChris Lattner2010-08-271-0/+23
* optimize "integer extraction out of the middle of a vector" as producedChris Lattner2010-08-261-13/+35
* optimize bitcast(trunc(bitcast(x))) where the result is a float and 'x'Chris Lattner2010-08-261-0/+34
* Tweak per Chris' comments.Owen Anderson2010-07-191-7/+8
* Reimplement r108639 in InstCombine rather than DAGCombine.Owen Anderson2010-07-191-0/+26
* Fix instcombine's handling of alloca to accept non-i32 types.Dan Gohman2010-05-281-8/+7
* Fix a missing newline in debug output.Dan Gohman2010-05-251-1/+1
* Teach instcombine to transform a bitcast/(zext|trunc)/bitcast sequenceChris Lattner2010-05-081-0/+70
* Say bitcast instead of bitconvert.Dan Gohman2010-04-071-1/+1
* There are two ways of checking for a given type, for example isa<PointerType>(T)Duncan Sands2010-02-161-11/+11
* Uniformize the names of type predicates: rather than having isFloatTy andDuncan Sands2010-02-151-2/+2
* Rename ValueRequiresCast to ShouldOptimizeCast, to better reflectChris Lattner2010-02-111-7/+16
* LangRef.html says that inttoptr and ptrtoint always use zero-extensionDan Gohman2010-02-021-21/+32
* change the canonical form of "cond ? -1 : 0" to be Chris Lattner2010-01-241-6/+24
* my instcombine transformations to make extension elimination moreChris Lattner2010-01-181-0/+13
* reenable the piece that turns trunc(zext(x)) -> x even if zext has multiple u...Chris Lattner2010-01-111-3/+1
* Disable folding sext(trunc(x)) -> x (and other similar cast/cast cases) when ...Chris Lattner2010-01-111-6/+14
* Extend CanEvaluateZExtd to handle and/or/xor more aggressively in theChris Lattner2010-01-111-0/+18
* Remove the dead TD argument to CanEvaluateZExtd, and add aChris Lattner2010-01-111-14/+57
* improve comments, remove dead TD argument to CanEvaluateSExtd.Chris Lattner2010-01-111-11/+12
* teach sext optimization to handle truncs from types that are notChris Lattner2010-01-101-3/+4
* teach zext optimization how to deal with truncs that don't come fromChris Lattner2010-01-101-12/+12
* simplify CanEvaluateSExtd to return a bool now that we have aChris Lattner2010-01-101-63/+22
* the NumCastsRemoved argument to CanEvaluateSExtd is dead, remove it.Chris Lattner2010-01-101-26/+13
* now that the cost model has changed, we can always consider Chris Lattner2010-01-101-25/+16
* change the preferred canonical form for a sign extension to beChris Lattner2010-01-101-3/+8
* fix pasto that broke bootstrap.Chris Lattner2010-01-101-1/+1
* simplify CanEvaluateZExtd now that we don't care about the number of Chris Lattner2010-01-101-89/+23
* two changes: Chris Lattner2010-01-101-25/+27
* enhance CanEvaluateZExtd to handle shift left and sext, allowingChris Lattner2010-01-101-3/+17
* remove an xform subsumed by EvaluateInDifferentType.Chris Lattner2010-01-101-27/+0
* clean up this xform by using m_Trunc.Chris Lattner2010-01-101-12/+9
* inline and remove the rest of commonIntCastTransforms.Chris Lattner2010-01-101-17/+18
* Inline the expression type promotion/demotion stuff out ofChris Lattner2010-01-101-417/+417
* mplement a theoretical fixme.Chris Lattner2010-01-081-3/+7
* rename CanEvaluateInDifferentType -> CanEvaluateTruncated and Chris Lattner2010-01-081-71/+28
* Enhance instcombine to reason more strongly about promoting computationChris Lattner2010-01-071-51/+144
* tweaks suggested by DuncanChris Lattner2010-01-061-7/+7
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