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path: root/llvm/lib/Analysis/InstructionSimplify.cpp
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* InstCombine: cleanup redundant dyn_cast<> (NFC)Mehdi Amini2015-02-131-44/+43
* [InstSimplify] Add SimplifyFPBinOp function.Michael Zolotukhin2015-02-061-0/+30
* Fold fcmp in cases where value is provably non-negative. By Arch Robison.Elena Demikhovsky2015-01-281-0/+14
* [PM] Split the AssumptionTracker immutable pass into two separate APIs:Chandler Carruth2015-01-041-182/+163
* InstSimplify: Don't bother if getScalarSizeInBits returns zeroDavid Majnemer2014-12-201-4/+5
* Simplify the codeDavid Majnemer2014-12-201-41/+25
* InstSimplify: Optimize away pointless comparisonsDavid Majnemer2014-12-201-2/+38
* InstSimplify: shl nsw/nuw undef, %V -> undefDavid Majnemer2014-12-171-13/+7
* ConstantFold, InstSimplify: undef >>a x can be either -1 or 0, choose 0David Majnemer2014-12-101-2/+2
* InstSimplify: [al]shr exact undef, %X -> undefDavid Majnemer2014-12-101-2/+6
* InstSimplify: div %X, 0 -> undefDavid Majnemer2014-12-101-0/+4
* InstSimplify: Try to bring back the rest of r223583David Majnemer2014-12-081-2/+7
* Revert a part of r223583, for now. It seems causing different emission betwee...NAKAMURA Takumi2014-12-081-5/+0
* InstSimplify: Optimize away useless unsigned comparisonsDavid Majnemer2014-12-061-0/+49
* Revert "r223364 - Revert r223347 which has caused crashes on bootstrap bots."Hal Finkel2014-12-041-3/+14
* Revert r223347 which has caused crashes on bootstrap bots.Alexander Potapenko2014-12-041-13/+3
* Restrict somewhat the memory-allocation pointer cmp opt from r223093Hal Finkel2014-12-041-3/+13
* Simplify pointer comparisons involving memory allocation functionsHal Finkel2014-12-011-0/+35
* InstSimplify: Restore optimizations lost in r210006David Majnemer2014-11-271-0/+34
* InstSimplify: Handle some simple tautological comparisonsDavid Majnemer2014-11-251-0/+34
* InstSimplify: Simplify (sub 0, X) -> X if it's NUWDavid Majnemer2014-11-221-11/+3
* Update SetVector to rely on the underlying set's insert to return a pair<iter...David Blaikie2014-11-191-1/+1
* InstSimplify: Optimize ICmpInst xform that uses computeKnownBitsDavid Majnemer2014-11-161-21/+17
* InstSimplify: Exact shifts of X by Y are X if X has the lsb setDavid Majnemer2014-11-051-11/+31
* InstSimplify: Fold a hasNoSignedWrap() call into a match() expressionDavid Majnemer2014-11-041-2/+1
* InstSimplify: Fold a hasNoUnsignedWrap() call into a match() expressionDavid Majnemer2014-11-041-2/+1
* InstCombine, InstSimplify: (%X /s C1) /s C2 isn't always 0 when C1 * C2 overflowDavid Majnemer2014-10-111-0/+10
* InstSimplify: Don't allow (x srem y) urem y -> x srem yDavid Majnemer2014-09-171-3/+5
* InstSimplify: ((X % Y) % Y) -> (X % Y)David Majnemer2014-09-171-0/+5
* InstSimplify: Simplify trivial and/or of icmpsDavid Majnemer2014-09-151-0/+114
* Fix an ODR violation consisting of two 'struct Query' in the global namespace.Benjamin Kramer2014-09-121-0/+2
* Make use of @llvm.assume in ValueTracking (computeKnownBits, etc.)Hal Finkel2014-09-071-115/+210
* InstSimplify: Move a transform from InstCombine to InstSimplifyDavid Majnemer2014-08-281-0/+35
* InstSimplify: Don't simplify gep X, (Y-X) to Y if types differDavid Majnemer2014-08-271-1/+2
* Reland r216439 215441, majnemer has a real fix for PR20771.Nico Weber2014-08-271-11/+53
* Revert r216439 (and r216441, else the former doesn't revert cleanly).Nico Weber2014-08-271-53/+11
* InstSimplify: Compute comparison ranges for left shift instructionsDavid Majnemer2014-08-271-0/+16
* InstSimplify: Fold gep X, (sub 0, ptrtoint(X)) to nullDavid Majnemer2014-08-261-21/+32
* InstSimplify: Simplify trivial pointer expressions like b + (e - b)David Majnemer2014-08-261-5/+36
* InstSimplify: Simplify (X - (0 - Y)) if the second sub is NUWDavid Majnemer2014-07-311-0/+12
* Rectify r213231. Use proper version of 'ComputeNumSignBits'.Suyog Sarda2014-07-171-1/+1
* Move ashr optimization from InstCombineShift to InstSimplify.Suyog Sarda2014-07-171-0/+5
* InstSimplify: Correct sdiv x / -1David Majnemer2014-07-141-11/+13
* InstSimplify: The upper bound of X / C was missing a rounding stepDavid Majnemer2014-07-141-1/+9
* InstSimplify: Fix a bug when INT_MIN is in a sdivDavid Majnemer2014-07-041-3/+9
* This patch removed duplicate code for matching patterns Dinesh Dwivedi2014-06-261-106/+1
* Move optimization of some cases of (A & C1)|(B & C2) from instcombine to inst...Nick Lewycky2014-06-191-0/+32
* Make instsimplify's analysis of icmp eq/ne use computeKnownBits to determine ...Nick Lewycky2014-06-191-0/+19
* InstSimplify: Improve handling of ashr/lshrDavid Majnemer2014-05-161-1/+21
* InstSimplify: Optimize using dividend in sdivDavid Majnemer2014-05-161-0/+4
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