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path: root/lib/Transforms/InstCombine
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* De-constify Types in FunctionType::get().Jay Foad2011-07-11
* Don't duplicate the work done by a gep into a "bitcast" if the gep hasRafael Espindola2011-07-11
* Reapply a fixed version of r133285.Bob Wilson2011-07-08
* PR10267: Don't combine an equality compare with an AND into an inequality com...Benjamin Kramer2011-07-04
* Generalize @llvm.ctlz, @llvm.cttz, and @llvm.ctpop to work on vectors of inte...Owen Anderson2011-07-01
* PR10180: Fix a instcombine crash with FP vectors.Eli Friedman2011-06-23
* Revamp the "ConstantStruct::get" methods. Previously, these were scatteredChris Lattner2011-06-20
* Revert r133285. Causing odd failures on Dragonegg.Chad Rosier2011-06-17
* Relocate NUW test to cover all binary ops in a dynamic alloca expr.Stuart Hastings2011-06-17
* Avoid fusing bitcasts with dynamic allocas if the amount-to-allocateStuart Hastings2011-06-13
* InstCombine: Fold A-b == C --> b == A-C if A and C are constants.Benjamin Kramer2011-06-13
* InstCombine: Shrink ((zext X) & C1) == C2 to fold away the cast if the "zext"...Benjamin Kramer2011-06-12
* Simplify code. No functionality changes, name changes aside.Benjamin Kramer2011-06-12
* Reapply 132348 with fixes. rdar://problem/6501862Stuart Hastings2011-06-01
* Revert to pacify a buildbot. rdar://problem/6501862Stuart Hastings2011-05-31
* Followup to 132316; accept arbitrary constants, add with a constant,Stuart Hastings2011-05-31
* (1 - X) * (-2) -> (x - 1) * 2, for all positive nonzero powers of 2Stuart Hastings2011-05-30
* ConstantFoldInstOperands doesn't like compares, hand it off to instsimplify i...Benjamin Kramer2011-05-28
* InstCombine: Make switch folding with equality compares more aggressive by tr...Benjamin Kramer2011-05-27
* Final step of instcombine debuginfo; switch a couple more places over to Inse...Eli Friedman2011-05-27
* Renamed llvm.x86.sse42.crc32 intrinsics; crc64 doesn't exist. Chad Rosier2011-05-26
* PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648.Eli Friedman2011-05-25
* Make instcombine O(N) instead of O(N^2) in code where the same simplifiable c...Eli Friedman2011-05-24
* rearrange two transforms, since one subsumes the other. Make the shift-exact...Chris Lattner2011-05-23
* Transform any logical shift of a power of two into an exact/NUW shift whenChris Lattner2011-05-23
* use the valuetracking isPowerOfTwo function, which is more powerful than chec...Chris Lattner2011-05-23
* add some random notes.Chris Lattner2011-05-22
* Carve out a place in instcombine to put transformations which work knowing th...Chris Lattner2011-05-22
* Revert "InstCombine: Turn mul.with.overflow(X, 2) into the cheaper add.with.o...Benjamin Kramer2011-05-21
* InstCombine: Turn mul.with.overflow(X, 2) into the cheaper add.with.overflow(...Benjamin Kramer2011-05-21
* Revert r131664 and fix it in instcombine instead. rdar://9467055Evan Cheng2011-05-20
* Add comment.Evan Cheng2011-05-19
* Make the demanded bits/elements optimizations preserve debug line information.Eli Friedman2011-05-19
* More instcombine cleanup, towards improving debug line info.Eli Friedman2011-05-18
* More instcombine simplifications towards better debug locations.Eli Friedman2011-05-18
* More instcombine cleanup aimed towards improving debug line info.Eli Friedman2011-05-18
* Switch more inst insertion in instcombine to IRBuilder.Eli Friedman2011-05-18
* Switch more inst insertion in instcombine to IRBuilder.Eli Friedman2011-05-18
* Switch inst insertion in instcombine transform to IRBuilder.Eli Friedman2011-05-18
* Fix inelegant initialization.Stuart Hastings2011-05-18
* Start trying to make InstCombine preserve more debug info. The idea here is ...Eli Friedman2011-05-18
* Use ReplaceInstUsesWith instead of replaceAllUsesWith where appropriate in in...Eli Friedman2011-05-18
* X86 pmovsx/pmovzx ignore the upper half of their inputs.Stuart Hastings2011-05-17
* Avoid combining GEPs that might overflow at runtime.Stuart Hastings2011-05-14
* PR9838: Fix transform introduced in r127064 to not trigger when only one side...Eli Friedman2011-05-05
* Remove unused variable.Duncan Sands2011-05-02
* Move some rem transforms out of instcombine and into instsimplify.Duncan Sands2011-05-02
* InstCombine: Turn (zext A) udiv (zext B) into (zext (A udiv B)). Same for ure...Benjamin Kramer2011-04-30
* Use SimplifyDemandedBits on div instructions.Benjamin Kramer2011-04-30
* Balance parentheses.Benjamin Kramer2011-04-29