[all-commits] [llvm/llvm-project] cb6099: [HWASAN] Untag pointer with TagMaskByte instead 0xFF

[Vitaly Buka via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cb6099ba43b9262a317083858a29fd31af7efa5c
      https://github.com/llvm/llvm-project/commit/cb6099ba43b9262a317083858a29fd31af7efa5c
  Author: Vitaly Buka <vitalybuka at google.com>
  Date:   2023-04-26 (Wed, 26 Apr 2023)

  Changed paths:
    M llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
    M llvm/test/Instrumentation/HWAddressSanitizer/X86/alloca.ll
    M llvm/test/Instrumentation/HWAddressSanitizer/X86/basic.ll

  Log Message:
  -----------
  [HWASAN] Untag pointer with TagMaskByte instead 0xFF

This applies only X86_64 where mask is 0x3F.

Reviewed By: kstoimenov

Differential Revision: https://reviews.llvm.org/D149227