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* ConstantFolding: ComputeMaskedBits wants the scalar size for vectors.Benjamin Kramer2013-04-19
* Add missing colons to check lines.Benjamin Kramer2013-04-11
* Check whether a pointer is non-null (isKnownNonNull) in isKnownNonZero.Manman Ren2013-03-18
* [SimplifyLibCalls] Library call simplification doen't work if the call site Chad Rosier2013-02-08
* Identify and simplify idempotent intrinsics. Test case included.Michael Ilseman2013-02-07
* ConstantFolding: Fix a crash when encoutering a truncating inttoptr.Benjamin Kramer2013-02-05
* Add a testcase for some past-the-end address subtleties.Dan Gohman2013-02-01
* InstSimplify: stripAndComputeConstantOffsets can be called with vectors of po...Benjamin Kramer2013-02-01
* Rewrite instsimplify's handling if icmp on pointer values to remove theDan Gohman2013-02-01
* An alloca can be equal to an argument. It can't *alias* an alloca, but it couldDan Gohman2013-01-31
* Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a Mod...Dmitri Gribenko2012-12-30
* Teach instsimplify to use the constant folder where appropriate forChandler Carruth2012-12-28
* Added a slew of SimplifyInstruction floating-point optimizations, many of whi...Michael Ilseman2012-12-12
* Add support to ValueTracking for determining that a pointer is non-nullChandler Carruth2012-12-07
* Fast-math test for SimplifyInstruction: fold multiply by 0Michael Ilseman2012-11-27
* InstructionSimplify should be able to simplify A+B==B+A to 'true'Duncan Sands2012-11-16
* Revert r153521 as it's causing large regressions on the nightly testers.Chad Rosier2012-03-28
* Reapply r153423; the original commit was fine. The failing test, distray, had Chad Rosier2012-03-27
* Revert r153423 as this is causing failures on our internal nightly testers.Chad Rosier2012-03-26
* Use the new range metadata in computeMaskedBits and add a new optimization toRafael Espindola2012-03-26
* Teach instsimplify how to simplify comparisons of pointers which areChandler Carruth2012-03-25
* Switch the pointer-difference simplification logic to only work withChandler Carruth2012-03-25
* Generalize the "trunc(ptrtoint(x)) - trunc(ptrtoint(y)) ->Duncan Sands2012-03-13
* Teach instsimplify how to constant fold pointer differences.Chandler Carruth2012-03-12
* Make sure we don't return bits outside the mask in ComputeMaskedBits. PR12189.Eli Friedman2012-03-05
* Reinstate the optimization from r151449 with a fix to not turn 'gep %x' intoNick Lewycky2012-02-26
* Roll these back to r151448 until I figure out how they're breakingNick Lewycky2012-02-25
* An argument and a local identified object (eg. a noalias call) could turn outNick Lewycky2012-02-25
* Teach instsimplify to be more aggressive when analyzing comparisons of pointersNick Lewycky2012-02-25
* fix PR12075, a regression in a recent transform I added. In unreachable code...Chris Lattner2012-02-24
* fold comparisons of gep'd alloca points with null to false,Chris Lattner2012-02-20
* Fix a rather nasty regression from r150690: LHS != RHS does not imply LHS->st...Eli Friedman2012-02-18
* InstSimplify: Ignore pointer casts when constant folding compares between poi...Benjamin Kramer2012-02-16
* Replace all instances of dg.exp file with lit.local.cfg, since all tests are ...Eli Bendersky2012-02-16
* Fix PR11948: the result type of an icmp may be a vector of boolean -Duncan Sands2012-02-10
* Revert commit 149912 (lattner) and add a testcase that shows the problem (whichDuncan Sands2012-02-10
* Add support for vectors of pointers.Nadav Rotem2011-12-05
* Fix a crash in which a multiplication was being reported as being both negativeDuncan Sands2011-11-23
* Fix code to match comment. Fixes PR11340, a regression from r143209.Eli Friedman2011-11-08
* Add tests for existing InstSimplify features.Dan Gohman2011-11-04
* Teach instsimplify to simplify calls to undef.Dan Gohman2011-11-04
* Reapply commit 143214 with a fix: m_ICmp doesn't match conditionsDuncan Sands2011-10-30
* Revert r143214; it's breaking a bunch of stuff.Eli Friedman2011-10-29
* The expression icmp eq (select (icmp eq x, 0), 1, x), 0 folds to false.Duncan Sands2011-10-28
* A shift of a power of two is a power of two or zero.Duncan Sands2011-10-28
* Fold icmp ugt (udiv X, Y), X to false. Spotted by my super-optimizerDuncan 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