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[platform/upstream/llvm.git] / llvm / lib / CodeGen / SelectionDAG / DAGCombiner.cpp

2022-08-03	David Truby	[llvm] Always use TargetConstant for FP_ROUND ISD Nodes	blob \| commitdiff
2022-08-02	Simon Pilgrim	[DAG] matchRotateSub - ensure the (pre-extended) shift...	blob \| commitdiff \| diff to current
2022-08-01	Marius Brehler	Avoid comparison of integers of different signs	blob \| commitdiff \| diff to current
2022-08-01	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - extend folding to BUILD_...	blob \| commitdiff \| diff to current
2022-08-01	David Sherwood	[DAGCombiner] Extend visitAND to include EXTRACT_SUBVECTOR	blob \| commitdiff \| diff to current
2022-07-29	Amaury Séchet	[DAG] Use recursivelyDeleteUnusedNodes in CommitTargetL...	blob \| commitdiff \| diff to current
2022-07-29	Simon Pilgrim	[DAG] Move a few hasOneUse() tests later to reduce...	blob \| commitdiff \| diff to current
2022-07-28	Simon Pilgrim	[DAG] Remove SelectionDAG::GetDemandedBits and use...	blob \| commitdiff \| diff to current
2022-07-28	Simon Pilgrim	[DAG] DAGCombiner::visitTRUNCATE - remove GetDemandedBi...	blob \| commitdiff \| diff to current
2022-07-28	Simon Pilgrim	[DAG] Enable ISD::SRL SimplifyMultipleUseDemandedBits...	blob \| commitdiff \| diff to current
2022-07-28	Amaury Séchet	[DAG] Use recursivelyDeleteUnusedNodes in PromoteLoad	blob \| commitdiff \| diff to current
2022-07-28	Amaury Séchet	[DAG] Use recursivelyDeleteUnusedNodes in ReplaceLoadWi...	blob \| commitdiff \| diff to current
2022-07-26	Simon Pilgrim	[DAG] matchRotateSub - set demanded bits to the shift...	blob \| commitdiff \| diff to current
2022-07-26	wangpc	[DAGCombine] Mask doesn't have to be (EltSize - 1)...	blob \| commitdiff \| diff to current
2022-07-26	Sven van Haastregt	Reassoc FMF should not optimize FMA(a, 0, b) to (b)	blob \| commitdiff \| diff to current
2022-07-26	jacquesguan	[DAGCombiner] Teach scalarizeExtractedBinop to support...	blob \| commitdiff \| diff to current
2022-07-24	Simon Pilgrim	[DAG] visitSMUL_LOHI/visitUMUL_LOHI - ensure we canonic...	blob \| commitdiff \| diff to current
2022-07-23	Simon Pilgrim	[DAG] Move OR(AND(X,C1),AND(OR(X,Y),C2)) -> OR(AND...	blob \| commitdiff \| diff to current
2022-07-22	Craig Topper	[DAGCombiner] Simplify code around call to reduceLoadWi...	blob \| commitdiff \| diff to current
2022-07-22	Cullen Rhodes	[AArch64] Emit vector FP cmp when LE is used with fast...	blob \| commitdiff \| diff to current
2022-07-21	jacquesguan	recommit "[DAGCombiner] Teach scalarizeBinOpOfSplats...	blob \| commitdiff \| diff to current
2022-07-19	David Truby	[llvm][SVE] Remove redundant and when comparing against...	blob \| commitdiff \| diff to current
2022-07-19	Simon Pilgrim	[DAG] Call SimplifyDemandedBits from ISD::MUL nodes	blob \| commitdiff \| diff to current
2022-07-19	Max Kazantsev	Revert "[DAGCombiner] Teach scalarizeBinOpOfSplats...	blob \| commitdiff \| diff to current
2022-07-19	jacquesguan	[DAGCombiner] Teach scalarizeBinOpOfSplats handle scala...	blob \| commitdiff \| diff to current
2022-07-18	Itay Bookstein	[SDAG] Remove single-result restriction on commutative CSE	blob \| commitdiff \| diff to current
2022-07-17	Simon Pilgrim	[DAG] Fold (or (and X, C1), (and (or X, Y), C2)) -...	blob \| commitdiff \| diff to current
2022-07-17	Kazu Hirata	[CodeGen] Qualify auto variables in for loops (NFC)	blob \| commitdiff \| diff to current
2022-07-16	Sanjay Patel	[SDAG] narrow truncated sign_extend_inreg	blob \| commitdiff \| diff to current
2022-07-16	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - refactor BUILD_VECTOR...	blob \| commitdiff \| diff to current
2022-07-16	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - remove duplicate VT...	blob \| commitdiff \| diff to current
2022-07-16	Simon Pilgrim	Fix signed/unsigned mismatch	blob \| commitdiff \| diff to current
2022-07-16	Simon Pilgrim	[DAG] Canonicalize non-inlane shuffle -> AND if all...	blob \| commitdiff \| diff to current
2022-07-16	Simon Pilgrim	[DAG] combineShiftAnd1ToBitTest - match "and (srl ...	blob \| commitdiff \| diff to current
2022-07-15	Simon Pilgrim	[DAG] Move "xor (X logical_shift ShiftC), XorC -->...	blob \| commitdiff \| diff to current
2022-07-13	Simon Pilgrim	[DAG] SimplifyDemandedVectorElts - adjust demanded...	blob \| commitdiff \| diff to current
2022-07-13	Philip Reames	[DAGCombine] fold (urem x, (lshr pow2, y)) -> (and...	blob \| commitdiff \| diff to current
2022-07-11	Sanjay Patel	[SDAG] enhance sub->xor fold to ignore signbit	blob \| commitdiff \| diff to current
2022-07-10	Kazu Hirata	[SelectionDAG] Restore calls to has_value (NFC)	blob \| commitdiff \| diff to current
2022-07-09	Craig Topper	[DAGCombiner][X86] Fold sra (sub AddC, (shl X, N1C...	blob \| commitdiff \| diff to current
2022-07-08	Sanjay Patel	[SDAG] try to replace subtract-from-constant with xor	blob \| commitdiff \| diff to current
2022-07-05	Simon Pilgrim	[DAG] visitREM - use isAllOnesOrAllOnesSplat instead...	blob \| commitdiff \| diff to current
2022-07-05	Simon Pilgrim	[DAG] foldAddSubOfSignBit - don't bother creating the...	blob \| commitdiff \| diff to current
2022-07-04	Simon Pilgrim	[DAG] visitTRUNCATE - move GetDemandedBits AFTER Simpli...	blob \| commitdiff \| diff to current
2022-06-27	Kazu Hirata	Don't use Optional::hasValue (NFC)	blob \| commitdiff \| diff to current
2022-06-27	Kazu Hirata	[llvm] Don't use Optional::hasValue (NFC)	blob \| commitdiff \| diff to current
2022-06-25	Kazu Hirata	Revert "Don't use Optional::hasValue (NFC)"	blob \| commitdiff \| diff to current
2022-06-25	Kazu Hirata	Don't use Optional::hasValue (NFC)	blob \| commitdiff \| diff to current
2022-06-24	chenglin.bi	[SelectionDAG][DAGCombiner] Reuse exist node by reassociate	blob \| commitdiff \| diff to current
2022-06-23	chenglin.bi	Revert "[SelectionDAG][DAGCombiner] Reuse exist node...	blob \| commitdiff \| diff to current
2022-06-21	Simon Pilgrim	[DAG] visitTRUNCATE - move TRUNCATE(ADDE/ADDCARRY)...	blob \| commitdiff \| diff to current
2022-06-21	Kazu Hirata	[llvm] Don't use Optional::getValue (NFC)	blob \| commitdiff \| diff to current
2022-06-21	chenglin.bi	[SelectionDAG][DAGCombiner] Reuse exist node by reassociate	blob \| commitdiff \| diff to current
2022-06-20	Kazu Hirata	[llvm] Don't use Optional::hasValue (NFC)	blob \| commitdiff \| diff to current
2022-06-20	Simon Pilgrim	[DAG] Fold (srl (shl x, c1), c2) -> and(shl/srl(x,...	blob \| commitdiff \| diff to current
2022-06-19	Craig Topper	[DAGCombiner][ARM][RISCV] Teach ShrinkLoadReplaceStoreW...	blob \| commitdiff \| diff to current
2022-06-15	Benjamin Kramer	[DAGCombiner] Fold fold (fp_to_bf16 (bf16_to_fp op...	blob \| commitdiff \| diff to current
2022-06-15	Simon Pilgrim	[DAG] Fix SDLoc mismatch in (shl (srl x, c1), c2) ...	blob \| commitdiff \| diff to current
2022-06-13	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - attempt to reconstruct...	blob \| commitdiff \| diff to current
2022-06-12	Simon Pilgrim	[DAG] visitSRL - pull out ShiftVT. NFC.	blob \| commitdiff \| diff to current
2022-06-11	Simon Pilgrim	[DAG] visitVECTOR_SHUFFLE - fold splat(insert_vector_el...	blob \| commitdiff \| diff to current
2022-06-11	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - add <1 x ???> insert_vec...	blob \| commitdiff \| diff to current
2022-06-11	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - fold insert_vector_elt...	blob \| commitdiff \| diff to current
2022-06-11	Simon Pilgrim	[DAG] visitINSERT_VECTOR_ELT - refactor BUILD_VECTOR...	blob \| commitdiff \| diff to current
2022-06-09	Simon Pilgrim	[DAG] combineInsertEltToShuffle - if EXTRACT_VECTOR_ELT...	blob \| commitdiff \| diff to current
2022-06-08	Simon Pilgrim	[DAG] visitVSELECT - don't wait for truncation of sub...	blob \| commitdiff \| diff to current
2022-06-07	Simon Pilgrim	[DAG] combineShuffleOfSplatVal - fold shuffle(splat...	blob \| commitdiff \| diff to current
2022-06-07	Guillaume Chatelet	[Alignment][NFC] Remove usage of MemSDNode::getAlignment	blob \| commitdiff \| diff to current
2022-06-07	Nikita Popov	[DAGCombiner] Remove overzealous assertion when folding...	blob \| commitdiff \| diff to current
2022-06-03	Benjamin Kramer	[DAGCombiner] Add bf16 to the matrix of types that...	blob \| commitdiff \| diff to current
2022-06-03	Nikita Popov	[DAGCombine] Handle promotion of shift with both operan...	blob \| commitdiff \| diff to current
2022-06-01	Ping Deng	[DAGCombine][NFC] Add braces to 'else' to match braced...	blob \| commitdiff \| diff to current
2022-05-26	Simon Pilgrim	[DAG] Generalize (sra (trunc (sra x, c1)), c2) -> ...	blob \| commitdiff \| diff to current
2022-05-26	Simon Pilgrim	[DAG] Cleanup "and/or of cmp with single bit diff"...	blob \| commitdiff \| diff to current
2022-05-23	Craig Topper	[DAGCombiner][AArch64] Don't fold (smulo x, 2) -> ...	blob \| commitdiff \| diff to current
2022-05-22	Paul Walker	[SVE] Enable use of 32bit gather/scatter indices for...	blob \| commitdiff \| diff to current
2022-05-19	Jay Foad	[APInt] Remove all uses of zextOrSelf, sextOrSelf and...	blob \| commitdiff \| diff to current
2022-05-18	Craig Topper	[DAGCombiner] Fix bug in MatchBSwapHWordLow.	blob \| commitdiff \| diff to current
2022-05-17	Simon Pilgrim	[DAG] Fold (shl (srl x, c), c) -> and(x, m) even if...	blob \| commitdiff \| diff to current
2022-05-16	Paul Walker	[SelectionDAG] Remove duplicate "is scaled" information...	blob \| commitdiff \| diff to current
2022-05-16	Craig Topper	[DAGCombiner] Fix incorrect indentation. NFC	blob \| commitdiff \| diff to current
2022-05-16	Bradley Smith	[DAGCombine] Support splat_vector nodes in (and (extloa...	blob \| commitdiff \| diff to current
2022-05-14	Simon Pilgrim	[DAG] visitOR - merge isa/cast<ShuffleVectorSDNode...	blob \| commitdiff \| diff to current
2022-05-14	Simon Pilgrim	[DAG] visitADDLike - use SelectionDAG::FoldConstantArit...	blob \| commitdiff \| diff to current
2022-05-14	Simon Pilgrim	[DAG] visitMUL - pull out repeated SDLoc() calls. NFC.	blob \| commitdiff \| diff to current
2022-05-14	Simon Pilgrim	[DAG] Use SelectionDAG::FoldConstantArithmetic directly...	blob \| commitdiff \| diff to current
2022-05-13	Simon Pilgrim	DAGCombiner.cpp - break if-else chains that always...	blob \| commitdiff \| diff to current
2022-05-13	Sanjay Patel	[SDAG] freeze operand when expanging urem	blob \| commitdiff \| diff to current
2022-05-09	David Green	[DAG] Use isAnyConstantBuildVector. NFC	blob \| commitdiff \| diff to current
2022-05-09	David Green	[DAG] Prevent infinite loop combining bitcast shuffle	blob \| commitdiff \| diff to current
2022-05-08	Simon Pilgrim	[DAG] Only perform the fold (A-B)+(C-D) --> (A+C)-...	blob \| commitdiff \| diff to current
2022-05-07	Amaury Séchet	[DAGCombine] Add node in the worklist in topological...	blob \| commitdiff \| diff to current
2022-05-07	Paul Walker	[ISD::IndexType] Helper functions for common queries.	blob \| commitdiff \| diff to current
2022-05-06	David Green	Revert "[DAGCombine] Make combineShuffleOfBitcast Littl...	blob \| commitdiff \| diff to current
2022-05-06	David Green	[DAGCombine] Make combineShuffleOfBitcast LittleEndian...	blob \| commitdiff \| diff to current
2022-05-06	Simon Pilgrim	[DAG] visitREM - merge buildOptimizedSREM into if(...	blob \| commitdiff \| diff to current
2022-05-06	David Green	[DAG][PowerPC] Combine shuffle(bitcast(X), Mask) to...	blob \| commitdiff \| diff to current
2022-05-05	Craig Topper	[DAGCombiner] Fold (sext/zext undef) -> 0 and aext...	blob \| commitdiff \| diff to current
2022-05-05	Craig Topper	[DAGCombiner] Fold (max/min X, X) -> X.	blob \| commitdiff \| diff to current
2022-05-05	Nikita Popov	[DAGCombine] Fold (X & ~Y) \| Y with truncated not	blob \| commitdiff \| diff to current
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