[PATCH] [asancov] Write coverage directly to a memory-mapped file

Evgeniy Stepanov eugenis at google.com
Tue May 27 02:15:32 PDT 2014


I've had to move a bunch of functions to *_libcdep.cc because now coverage depends on GetListOfModules, which is implemented via dl_iterate_get_phdr.
Also, dlopen/dlclose interceptors are special in that they are not affected by and ignores and blacklists, so I added another macro in sanitizer_common_interceptors to handle them.

http://reviews.llvm.org/D3874

Files:
  lib/asan/asan_interceptors.cc
  lib/msan/msan_interceptors.cc
  lib/sanitizer_common/CMakeLists.txt
  lib/sanitizer_common/sanitizer_common.cc
  lib/sanitizer_common/sanitizer_common.h
  lib/sanitizer_common/sanitizer_common_interceptors.inc
  lib/sanitizer_common/sanitizer_common_libcdep.cc
  lib/sanitizer_common/sanitizer_coverage.cc
  lib/sanitizer_common/sanitizer_coverage_libcdep.cc
  lib/sanitizer_common/sanitizer_coverage_mapping_libcdep.cc
  lib/sanitizer_common/sanitizer_flags.cc
  lib/sanitizer_common/sanitizer_flags.h
  lib/sanitizer_common/sanitizer_libc.h
  lib/sanitizer_common/sanitizer_linux.cc
  lib/sanitizer_common/sanitizer_linux_libcdep.cc
  lib/sanitizer_common/sanitizer_platform_interceptors.h
  lib/sanitizer_common/sanitizer_posix.cc
  lib/sanitizer_common/scripts/sancov.py
  lib/tsan/rtl/tsan_interceptors.cc
  test/asan/TestCases/Linux/coverage-direct-large.cc
  test/asan/TestCases/Linux/coverage-direct.cc
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