[PATCH] D97897: [MSan][RISCV][Draft] Draft implementation of MSan RISC-V support

[Luís Marques via Phabricator via llvm-commits]

luismarques created this revision.
Herald added subscribers: vkmr, evandro, sameer.abuasal, s.egerton, Jim, benna, psnobl, PkmX, rogfer01, shiva0217, kito-cheng, simoncook, hiraditya, mgorny.
luismarques requested review of this revision.
Herald added projects: Sanitizers, LLVM.
Herald added subscribers: llvm-commits, Sanitizers.

TODO:

- Handle VarArgs (the only failing tests are the two vararg ones);
- Double-check Linux kernel RISC-V segment ranges and optimize the address mappings.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D97897

Files:
  compiler-rt/cmake/config-ix.cmake
  compiler-rt/lib/msan/msan.h
  compiler-rt/lib/msan/msan_allocator.cpp
  compiler-rt/test/msan/allocator_mapping.cpp
  compiler-rt/test/msan/mmap.cpp
  compiler-rt/test/msan/mmap_below_shadow.cpp
  compiler-rt/test/msan/strlen_of_shadow.cpp
  llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp

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