[PATCH] D57084: hwasan: Read shadow address from ifunc if we don't need a frame record.

[Peter Collingbourne via Phabricator via llvm-commits]

pcc created this revision.
pcc added a reviewer: eugenis.
Herald added subscribers: hiraditya, srhines.

This saves a cbz+cold call in the interceptor ABI, trading off a dcache
entry against some branch predictor entries and some code size.


Repository:
  rL LLVM

https://reviews.llvm.org/D57084

Files:
  llvm/lib/Transforms/Instrumentation/HWAddressSanitizer.cpp
  llvm/test/Instrumentation/HWAddressSanitizer/lazy-thread-init.ll

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