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path: root/lib/Analysis/ValueTracking.cpp
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* Factor out the analysis of addition and subtraction in ComputeMaskedBits. ReuseNick Lewycky2012-03-09
* No functionality change. Type::isSized() can be expensive, so avoid calling itNick Lewycky2012-03-07
* A few more cases of missing masking in ComputeMaskedBits; found by inspection.Eli Friedman2012-03-05
* Make sure we don't return bits outside the mask in ComputeMaskedBits. PR12189.Eli Friedman2012-03-05
* Remove some dead code and tidy things up now that vectors use ConstantDataVectorChris Lattner2012-02-06
* [unwind removal] Remove all of the code for the dead 'unwind' instruction. ThereBill Wendling2012-02-06
* reapply the patches reverted in r149470 that reenable ConstantDataArray,Chris Lattner2012-02-05
* Revert Chris' commits up to r149348 that started causing VMCoreTests unit tes...Argyrios Kyrtzidis2012-02-01
* remove the last vestiges of llvm::GetConstantStringInfo, in CodeGen.Chris Lattner2012-01-31
* Change ConstantArray::get to form a ConstantDataArray when possible,Chris Lattner2012-01-31
* progress making the world safe to ConstantDataVector. WhileChris Lattner2012-01-26
* use Constant::getAggregateElement to simplify a bunch of code.Chris Lattner2012-01-25
* Use the right method to get the # elements in a CDS.Chris Lattner2012-01-25
* teach valuetracking about ConstantDataSequentialChris Lattner2012-01-24
* Generalize isSafeToSpeculativelyExecute to work on arbitraryDan Gohman2012-01-04
* PatternMatch: Introduce a matcher for instructions with the "exact" bit. Use ...Benjamin Kramer2012-01-01
* ComputeMaskedBits: Make knownzero computation more aggressive for ctlz with u...Benjamin Kramer2011-12-24
* Make some intrinsics safe to speculatively execute.Nick Lewycky2011-12-21
* Move Instruction::isSafeToSpeculativelyExecute out of VMCore andDan Gohman2011-12-14
* Probably not a good idea to convert a single vector load into a memcpy. WeChad Rosier2011-12-06
* Add support for vectors of pointers.Nadav Rotem2011-12-05
* Fix a theoretical problem (not seen in the wild): if different instances of aDuncan Sands2011-11-29
* Make SelectionDAG::InferPtrAlignment use llvm::ComputeMaskedBits instead of d...Eli Friedman2011-11-28
* Fix a crash in which a multiplication was being reported as being both negativeDuncan Sands2011-11-23
* A shift of a power of two is a power of two or zero.Duncan Sands2011-10-28
* Reapply commit 143028 with a fix: the problem was casting a ConstantExpr MulDuncan Sands2011-10-27
* Revert Duncan's r143028 expression folding which appears to be the culpritBob Wilson2011-10-27
* The maximum power of 2 dividing a power of 2 is itself. This occursDuncan Sands2011-10-26
* My super-optimizer noticed that we weren't folding this expression toDuncan Sands2011-10-26
* "@string = constant i8 0" is a value i8* string of length zero. Analyze thatNick Lewycky2011-10-20
* Migrate LLVM and Clang to use the new makeArrayRef(...) functions where previ...Frits van Bommel2011-07-18
* land David Blaikie's patch to de-constify Type, with a few tweaks.Chris Lattner2011-07-18
* Convert InsertValueInst and ExtractValueInst APIs to use ArrayRef.Jay Foad2011-07-13
* Move onlyUsedByLifetimeMarkers to ValueTracking so that it can be used by otherNick Lewycky2011-06-27
* Renamed llvm.x86.sse42.crc32 intrinsics; crc64 doesn't exist. Chad Rosier2011-05-26
* Teach valuetracking that byval arguments with a specified alignment areChris Lattner2011-05-23
* Teach ValueTracking about x86 crc32 intrinsics.Evan Cheng2011-05-22
* Fix a ton of comment typos found by codespell. Patch byChris Lattner2011-04-15
* Don't assume something which might be a constant expression is an instruction.Eli Friedman2011-04-02
* Fix INT_MIN gotcha pointed out by Eli Friedman.Nick Lewycky2011-03-21
* Teach ComputeMaskedBits about sub nsw.Benjamin Kramer2011-03-12
* ComputeMaskedBits: sub falls through to add, and sub doesn't have the same ov...Benjamin Kramer2011-03-11
* Teach ComputeMaskedBits about nsw on add. I don't think there's anything we canNick Lewycky2011-03-11
* Fix PR9331. Simplified version of a patch by Jakub Staszak.Duncan Sands2011-03-08
* Add more analysis of the sign bit of an srem instruction. If the LHS is negativeNick Lewycky2011-03-07
* Fix comment.Nick Lewycky2011-02-28
* srem doesn't actually have the same resulting sign as its numerator, you couldNick Lewycky2011-02-28
* Teach value tracking to make use of flags in more situations.Nick Lewycky2011-02-28
* Teach ValueTracking to look at the dividend when determining the sign bit of anNick Lewycky2011-02-28
* Stores of null pointers should turn into memset, we weren't recognizingChris Lattner2011-02-19