[all-commits] [llvm/llvm-project] 90cebe: [MemCpyOpt] Remove libcall availability checks for...

[Addmisol via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 90cebef1411617fc3eedd359bdf00cb44b1c2439
      https://github.com/llvm/llvm-project/commit/90cebef1411617fc3eedd359bdf00cb44b1c2439
  Author: Addmisol <addmisol9 at gmail.com>
  Date:   2026-09-10 (Thu, 10 Sep 2026)

  Changed paths:
    M clang/lib/Driver/ToolChains/Cuda.cpp
    M llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
    M llvm/test/Transforms/MemCpyOpt/no-libcalls.ll

  Log Message:
  -----------
  [MemCpyOpt] Remove libcall availability checks for memory intrinsics (#198558)

Fixes #197683

- Delete the enable-memcpyopt-without-libcalls flag from MemCpyOptimizer
- Remove libcall availability checks in processStoreOfLoad() and
processStore()
- Remove the flag from CUDA/OpenMP toolchain in Clang
- Update no-libcalls.ll test to expect optimizations on all targets


cc @arsenm

Signed-off-by: addmisol <addmisol9 at gmail.com>



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