[all-commits] [llvm/llvm-project] c30ff9: [msan] Handle llvm.x86.vcvtps2ph.128/256 explicitl...

[Thurston Dang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c30ff922caba4f96a1d1bf1c0eaf11ded7c64075
      https://github.com/llvm/llvm-project/commit/c30ff922caba4f96a1d1bf1c0eaf11ded7c64075
  Author: Thurston Dang <thurston at google.com>
  Date:   2025-03-13 (Thu, 13 Mar 2025)

  Changed paths:
    M llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp
    M llvm/test/Instrumentation/MemorySanitizer/X86/f16c-intrinsics.ll

  Log Message:
  -----------
  [msan] Handle llvm.x86.vcvtps2ph.128/256 explicitly (#130705)

Check whether each lane is fully initialized, and propagate the shadow
per lane instead of using the strict handling of visitInstruction.

Updates the tests from https://github.com/llvm/llvm-project/pull/129807



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