Noah Goldstein 5ca325e49c [InstCombine] Detect (x ^ -x) as a ~Mask ...

Proof: https://alive2.llvm.org/ce/z/TAFmPw

This is a lemma for clearing up some of the regressions that #84688
causes.

Closes #84868

2024-03-12 13:26:18 -05:00

..

CMakeLists.txt

…

InstCombineAddSub.cpp

[InstCombine] Add folds for (fp_binop ({s|u}itofp x), ({s|u}itofp y))

2024-03-06 13:28:04 -06:00

InstCombineAndOrXor.cpp

[InstCombine] Support zext nneg in foldLogicCastConstant (#82355)

2024-02-20 23:09:00 +08:00

InstCombineAtomicRMW.cpp

[InstCombine][NFC] Fold variable into assert

2023-02-01 12:04:19 +01:00

InstCombineCalls.cpp

[InstCombine] Fold usub_sat((sub nuw C1, A), C2) to usub_sat(C1 - C2, A) or 0 (#82280)

2024-03-11 15:10:40 +01:00

InstCombineCasts.cpp

[InstCombine] Fix shift calculation in InstCombineCasts (#84027)

2024-03-06 06:16:28 +08:00

InstCombineCompares.cpp

[InstCombine] Detect (x ^ -x) as a ~Mask

2024-03-12 13:26:18 -05:00

InstCombineInternal.h

[InstCombine] Make (binop ({s|u}itofp),({s|u}itofp)) transform more flexible to mismatched signs

2024-03-09 11:06:02 -06:00

InstCombineLoadStoreAlloca.cpp

[NFC][RemoveDIs] Insert instruction using iterators in Transforms/

2024-03-05 15:12:22 +00:00

InstCombineMulDivRem.cpp

check if operand is div in fold FDivSqrtDivisor (#81970)

2024-03-09 17:15:14 +00:00

InstCombineNegator.cpp

[InstSimplify][InstCombine] Remove unnecessary m_c_* matchers. (#81712)

2024-02-14 16:40:36 +08:00

InstCombinePHI.cpp

[NFC][RemoveDIs] Insert instruction using iterators in Transforms/

2024-03-05 15:12:22 +00:00

InstCombineSelect.cpp

[InstCombine] Fix infinite loop in select equivalence fold (#84036)

2024-03-06 09:33:51 +01:00

InstCombineShifts.cpp

[InstCombine] Extend (lshr/shl (shl/lshr -1, x), x) -> (lshr/shl -1, x) for multi-use

2024-02-13 12:53:16 -06:00

InstCombineSimplifyDemanded.cpp

[InstCombine] ptrmask of gep for dynamic pointer aligment (#80002)

2024-03-07 17:36:28 +00:00

InstCombineVectorOps.cpp

[NFC][RemoveDIs] Insert instruction using iterators in Transforms/

2024-03-05 15:12:22 +00:00

InstructionCombining.cpp

[RemoveDIs][NFC] Rename common interface functions for DPValues->DbgRecords (#84793)

2024-03-12 14:53:13 +00:00