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path: root/llvm/lib/Analysis/ValueTracking.cpp
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* The alignment of an sret parameter is known: it must be at least theDuncan Sands2012-10-041-5/+14
* Revert 'Fix a typo 'iff' => 'if''. iff is an abreviation of if and only if. S...Sylvestre Ledru2012-09-271-3/+3
* Fix a typo 'iff' => 'if'Sylvestre Ledru2012-09-271-3/+3
* Fix integer undefined behavior due to signed left shift overflow in LLVM.Richard Smith2012-08-241-1/+1
* PHINode::hasConstantValue(): return undef if the PHI is fully recursive.Nuno Lopes2012-07-031-1/+1
* Teach DeadStoreElimination to eliminate exit-block stores with phi addresses.Dan Gohman2012-05-101-0/+31
* Just mark the sign bit as known zero, rather than any other irrelevant bitsDuncan Sands2012-04-301-1/+1
* Fix ValueTracking to conclude that debug intrinsics are safe toChandler Carruth2012-04-071-0/+8
* Always compute all the bits in ComputeMaskedBits.Rafael Espindola2012-04-041-150/+95
* Teach CodeGen's version of computeMaskedBits to understand the range metadata.Rafael Espindola2012-03-311-2/+2
* Add computeMaskedBitsLoad back, as it was the change to instsimplify thatRafael Espindola2012-03-301-0/+26
* Revert r153521 as it's causing large regressions on the nightly testers.Chad Rosier2012-03-281-26/+0
* Reapply r153423; the original commit was fine. The failing test, distray, had Chad Rosier2012-03-271-0/+26
* Revert r153423 as this is causing failures on our internal nightly testers.Chad Rosier2012-03-261-26/+0
* Use the new range metadata in computeMaskedBits and add a new optimization toRafael Espindola2012-03-261-0/+26
* Factor out the multiply analysis code in ComputeMaskedBits and apply it to theNick Lewycky2012-03-181-62/+76
* Factor out the analysis of addition and subtraction in ComputeMaskedBits. ReuseNick Lewycky2012-03-091-83/+123
* No functionality change. Type::isSized() can be expensive, so avoid calling itNick Lewycky2012-03-071-8/+10
* A few more cases of missing masking in ComputeMaskedBits; found by inspection.Eli Friedman2012-03-051-3/+3
* Make sure we don't return bits outside the mask in ComputeMaskedBits. PR12189.Eli Friedman2012-03-051-2/+2
* Remove some dead code and tidy things up now that vectors use ConstantDataVectorChris Lattner2012-02-061-13/+2
* [unwind removal] Remove all of the code for the dead 'unwind' instruction. ThereBill Wendling2012-02-061-1/+0
* reapply the patches reverted in r149470 that reenable ConstantDataArray,Chris Lattner2012-02-051-136/+44
* Revert Chris' commits up to r149348 that started causing VMCoreTests unit tes...Argyrios Kyrtzidis2012-02-011-42/+137
* remove the last vestiges of llvm::GetConstantStringInfo, in CodeGen.Chris Lattner2012-01-311-10/+0
* Change ConstantArray::get to form a ConstantDataArray when possible,Chris Lattner2012-01-311-136/+51
* progress making the world safe to ConstantDataVector. WhileChris Lattner2012-01-261-16/+15
* use Constant::getAggregateElement to simplify a bunch of code.Chris Lattner2012-01-251-13/+6
* Use the right method to get the # elements in a CDS.Chris Lattner2012-01-251-1/+1
* teach valuetracking about ConstantDataSequentialChris Lattner2012-01-241-31/+47
* Generalize isSafeToSpeculativelyExecute to work on arbitraryDan Gohman2012-01-041-1/+5
* PatternMatch: Introduce a matcher for instructions with the "exact" bit. Use ...Benjamin Kramer2012-01-011-9/+5
* ComputeMaskedBits: Make knownzero computation more aggressive for ctlz with u...Benjamin Kramer2011-12-241-1/+8
* Make some intrinsics safe to speculatively execute.Nick Lewycky2011-12-211-4/+24
* Move Instruction::isSafeToSpeculativelyExecute out of VMCore andDan Gohman2011-12-141-0/+61
* Probably not a good idea to convert a single vector load into a memcpy. WeChad Rosier2011-12-061-0/+2
* Add support for vectors of pointers.Nadav Rotem2011-12-051-4/+6
* Fix a theoretical problem (not seen in the wild): if different instances of aDuncan Sands2011-11-291-1/+1
* Make SelectionDAG::InferPtrAlignment use llvm::ComputeMaskedBits instead of d...Eli Friedman2011-11-281-8/+10
* Fix a crash in which a multiplication was being reported as being both negativeDuncan Sands2011-11-231-2/+7
* A shift of a power of two is a power of two or zero.Duncan Sands2011-10-281-1/+6
* Reapply commit 143028 with a fix: the problem was casting a ConstantExpr MulDuncan Sands2011-10-271-7/+49
* Revert Duncan's r143028 expression folding which appears to be the culpritBob Wilson2011-10-271-46/+4
* The maximum power of 2 dividing a power of 2 is itself. This occursDuncan Sands2011-10-261-10/+27
* My super-optimizer noticed that we weren't folding this expression toDuncan Sands2011-10-261-4/+46
* "@string = constant i8 0" is a value i8* string of length zero. Analyze thatNick Lewycky2011-10-201-6/+13
* Migrate LLVM and Clang to use the new makeArrayRef(...) functions where previ...Frits van Bommel2011-07-181-6/+3
* land David Blaikie's patch to de-constify Type, with a few tweaks.Chris Lattner2011-07-181-15/+15
* Convert InsertValueInst and ExtractValueInst APIs to use ArrayRef.Jay Foad2011-07-131-31/+28
* Move onlyUsedByLifetimeMarkers to ValueTracking so that it can be used by otherNick Lewycky2011-06-271-0/+16
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