[all-commits] [llvm/llvm-project] a9bd24: [TTI] Add basic costs for llvm.[su]mulh. (#224002)

[Ricardo Jesus via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a9bd24af19ba92329881ea5bf73f90508e16dd5f
      https://github.com/llvm/llvm-project/commit/a9bd24af19ba92329881ea5bf73f90508e16dd5f
  Author: Ricardo Jesus <rjj at nvidia.com>
  Date:   2026-09-19 (Sat, 19 Sep 2026)

  Changed paths:
    M llvm/include/llvm/CodeGen/BasicTTIImpl.h
    A llvm/test/Analysis/CostModel/AArch64/mulh.ll
    A llvm/test/Analysis/CostModel/AArch64/sve-mulh.ll
    A llvm/test/Analysis/CostModel/RISCV/mulh.ll
    M llvm/test/Analysis/CostModel/X86/arith-mulh.ll

  Log Message:
  -----------
  [TTI] Add basic costs for llvm.[su]mulh. (#224002)

Defaults to the expansion (trunc ((ext(A) * ext(B)) >> BW)).



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