cmake/modules/FindLibpfm.cmake

   1 # CMake module for finding libpfm4.
   2 #
   3 # If successful, the following variables will be defined:
   4 # HAVE_LIBPFM
   5 #
   6 # Libpfm can be disabled by setting LLVM_ENABLE_LIBPFM to 0.
   7
   8 include(CheckIncludeFile)
   9 include(CheckLibraryExists)
  10
  11 if (LLVM_ENABLE_LIBPFM)
  12   check_library_exists(pfm pfm_initialize "" HAVE_LIBPFM_INITIALIZE)
  13   if(HAVE_LIBPFM_INITIALIZE)
  14     check_include_file(perfmon/perf_event.h HAVE_PERFMON_PERF_EVENT_H)
  15     check_include_file(perfmon/pfmlib.h HAVE_PERFMON_PFMLIB_H)
  16     check_include_file(perfmon/pfmlib_perf_event.h HAVE_PERFMON_PFMLIB_PERF_EVENT_H)
  17     if(HAVE_PERFMON_PERF_EVENT_H AND HAVE_PERFMON_PFMLIB_H AND HAVE_PERFMON_PFMLIB_PERF_EVENT_H)
  18       set(HAVE_LIBPFM 1)
  19     endif()
  20   endif()
  21 endif()
  22
  23