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path: root/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
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* [DAGCombiner] Push truncate through adde when the carry isn't used.Amaury Sechet2017-02-081-0/+12
* Revert "[DAGCombiner] (add X, (adde Y, 0, Carry)) -> (adde X, Y, Carry)"Daniel Jasper2017-02-071-6/+0
* [DAGCombiner] Support bswap as a part of load combine patternsArtur Pilipenko2017-02-061-0/+3
* [DAGCombiner] Make DAGCombiner smarter about overflowAmaury Sechet2017-02-061-20/+9
* [DAGCombiner] (add X, (adde Y, 0, Carry)) -> (adde X, Y, Carry)Amaury Sechet2017-02-061-0/+6
* [DAGCombiner] Leverage add's commutativityAmaury Sechet2017-02-051-6/+14
* [DAGCombiner] Canonicalize the order of a chain of INSERT_SUBVECTORs.Craig Topper2017-02-041-4/+24
* [DAGCombiner] Use DAG.getAnyExtOrTrunc to simplify some code. NFCCraig Topper2017-02-041-5/+1
* [DAGCombiner] In visitINSERT_VECTOR_ELT, move check for BUILD_VECTOR being le...Craig Topper2017-02-041-4/+4
* Formatting in DAGCombiner. NFCAmaury Sechet2017-02-041-0/+2
* Revert "In visitSTORE, always use FindBetterChain, rather than only when UseA...Nirav Dave2017-02-021-372/+368
* Use N0 instead of N->getOperand(0) in DagCombiner::visitAdd. NFCAmaury Sechet2017-02-021-1/+1
* In visitSTORE, always use FindBetterChain, rather than only when UseAA is ena...Nirav Dave2017-02-021-368/+372
* [DAGCombine] require UnsafeFPMath for re-association of additionNicolai Haehnle2017-01-311-6/+18
* [DAGCombiner] Use unsigned for a constant vector index instead of APInt.Craig Topper2017-01-291-2/+2
* [DAGCombiner] Remove unnecessary check on the size of the type of the index o...Craig Topper2017-01-291-3/+1
* [DAGCombiner] Make sure index of EXTRACT_SUBVECTOR is a constant before tryin...Craig Topper2017-01-291-9/+9
* Revert "In visitSTORE, always use FindBetterChain, rather than only when UseA...Nirav Dave2017-01-261-395/+369
* In visitSTORE, always use FindBetterChain, rather than only when UseAA is ena...Nirav Dave2017-01-261-369/+395
* [DAGCombiner] Fold extract_subvector of undef to undef. Fold away inserting u...Craig Topper2017-01-261-0/+8
* Fix buildbot failures introduced by 293036Artur Pilipenko2017-01-251-2/+5
* [DAGCombiner] Match load by bytes idiom and fold it into a single load. Attem...Artur Pilipenko2017-01-251-0/+268
* DAG: Recognize no-signed-zeros-fp-math attributeMatt Arsenault2017-01-251-1/+2
* DAGCombiner: Allow negating ConstantFP after legalizeMatt Arsenault2017-01-251-4/+10
* DAG: Don't fold vector extract into load if target doesn't want toMatt Arsenault2017-01-231-0/+5
* [SelectionDAG] Add support for BITREVERSE constant foldingSimon Pilgrim2017-01-161-0/+4
* Apply clang-tidy's performance-unnecessary-value-param to LLVM.Benjamin Kramer2017-01-131-4/+4
* Revert r291645 "[DAGCombiner] Teach DAG combiner to fold (vselect (N0 xor All...Craig Topper2017-01-111-9/+0
* [DAGCombiner] Teach DAG combiner to fold (vselect (N0 xor AllOnes), N1, N2) -...Craig Topper2017-01-111-0/+9
* DAGCombiner: Add hasOneUse checks to fadd/fma combineMatt Arsenault2017-01-111-3/+6
* [DAGCombiner] Merge together duplicate checks for folding fold (select C, 1, ...Craig Topper2017-01-101-10/+4
* [DAGCombiner] Remove code for optimizing select (xor Cond, 0), X, Y -> select...Craig Topper2017-01-101-4/+0
* The patch fixes (base, index, offset) match.Evgeny Stupachenko2017-01-041-9/+9
* Make the canonicalisation on shifts benifit to more case.Zijiao Ma2016-12-231-9/+13
* Change the interface of TLI.isMultiStoresCheaperThanBitsMerge.Wei Mi2016-12-221-2/+9
* Add extra headers that got deleted by my revert in r289916 but for whichChandler Carruth2016-12-161-1/+2
* Revert patch series introducing the DAG combine to match a load-by-bytesChandler Carruth2016-12-161-283/+0
* Don't combine splats with other shuffles.Eli Friedman2016-12-151-0/+5
* Don't combine a shuffle of two BUILD_VECTORs with duplicate elements.Eli Friedman2016-12-151-10/+23
* [DAG] allow more select folding for targets that have 'and not' (PR31175)Sanjay Patel2016-12-141-6/+26
* Revert "In visitSTORE, always use FindBetterChain, rather than only when UseA...Nirav Dave2016-12-141-228/+278
* In visitSTORE, always use FindBetterChain, rather than only when UseAA is ena...Nirav Dave2016-12-141-278/+228
* [DAGCombiner] Try to use SelectionDAG::isKnownToBeAPowerOfTwo instead of just...Simon Pilgrim2016-12-141-28/+47
* Add a couple of assertions to the load combine code introduced by r289538Artur Pilipenko2016-12-141-1/+5
* Use more detailed assertion messages in the code introduced by r289538Artur Pilipenko2016-12-131-4/+8
* Fix a buildbot failure introduced by r289538Artur Pilipenko2016-12-131-2/+1
* [DAGCombiner] Match load by bytes idiom and fold it into a single loadArtur Pilipenko2016-12-131-0/+276
* Move BaseIndexOffset in DAGCombiner.cpp so it will be available for the upcom...Artur Pilipenko2016-12-131-104/+104
* Revert "In visitSTORE, always use FindBetterChain, rather than only when UseA...Nirav Dave2016-12-091-141/+275
* In visitSTORE, always use FindBetterChain, rather than only when UseAA is ena...Nirav Dave2016-12-091-275/+141
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