[PATCH] D133300: [InstCombine] Matrix multiplication negation optimisation

[Zain Jaffal via Phabricator via llvm-commits]

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If one of the operands in a matrix multiplication is negated we can optimise the equation by moving the negation to the smallest element of the operands or the result.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D133300

Files:
  llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
  llvm/test/Transforms/InstCombine/matrix-multiplication-negation.ll

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