[all-commits] [llvm/llvm-project] d7896c: [mlir] Reuse PCHs for Arith and Linalg dialects (NFC)

[Mehdi Amini via All-commits]

  Branch: refs/heads/users/mamini/mlir-arith-linalg-pch-combined
  Home:   https://github.com/llvm/llvm-project
  Commit: d7896cd4035076a2c83bb49ca6be47cf89d15632
      https://github.com/llvm/llvm-project/commit/d7896cd4035076a2c83bb49ca6be47cf89d15632
  Author: Mehdi Amini <joker.eph at gmail.com>
  Date:   2026-09-10 (Thu, 10 Sep 2026)

  Changed paths:
    A mlir/include/mlir/Dialect/Arith/IR/pch.h
    A mlir/include/mlir/Dialect/Linalg/IR/pch.h
    M mlir/lib/Dialect/Arith/IR/CMakeLists.txt
    M mlir/lib/Dialect/LLVMIR/CMakeLists.txt
    M mlir/lib/Dialect/Linalg/IR/CMakeLists.txt

  Log Message:
  -----------
  [mlir] Reuse PCHs for Arith and Linalg dialects (NFC)

Add dialect-local PCHs for Arith and Linalg, while preferring the more
expensive LLVM dialect PCH when both are available.

Clean LLVM and MLIR builds with -j16 improve from 378.72s to 368.23s
(-2.77%).

Assisted-by: Codex



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