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arith_ext: add transforms for arith.remui patterns #712

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@inbelic inbelic commented May 31, 2024

  • We can reduce runtime computation by avoiding computing remui and
    instead use a Barrett reduction or SubIfGE operation when possible

Resolve #710

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inbelic commented May 31, 2024

Note to self: currently does not have any check if the operands are actually in the range [0, cmod)

  - We can reduce runtime computation by avoiding computing remui and
    instead use a Barrett reduction or SubIfGE operation when possible

  - attempt to use IntRangeAnalysis
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Add passes to convert arith.remui to use the arith_ext ops
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