[all-commits] [llvm/llvm-project] b2a681: [AArch64][NEON][SVE] Lower i8 to i64 partial reduc...

[James Chesterman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b2a6814126641baf8ec78d61a4c9d813479a4272
      https://github.com/llvm/llvm-project/commit/b2a6814126641baf8ec78d61a4c9d813479a4272
  Author: James Chesterman <James.Chesterman at arm.com>
  Date:   2024-10-01 (Tue, 01 Oct 2024)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/neon-partial-reduce-dot-product.ll
    M llvm/test/CodeGen/AArch64/sve-partial-reduce-dot-product.ll

  Log Message:
  -----------
  [AArch64][NEON][SVE] Lower i8 to i64 partial reduction to a dot product (#110220)

An i8 to i64 partial reduction can instead be done with an i8 to i32 dot
product followed by a sign extension.



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