Leonard Chan 0cdd3b1d81 [NewPM] Port HWASan and Kernel HWASan ...

Port hardware assisted address sanitizer to new PM following the same guidelines as msan and tsan.

Changes:
- Separate HWAddressSanitizer into a pass class and a sanitizer class.
- Create new PM wrapper pass for the sanitizer class.
- Use the getOrINsert pattern for some module level initialization declarations.
- Also enable kernel-kwasan in new PM
- Update llvm tests and add clang test.

Differential Revision: https://reviews.llvm.org/D61709

llvm-svn: 360707

2019-05-14 21:17:21 +00:00

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