Change itt notify mode to 3

[jlpeyton]

Summary

By request from Intel(R) VTune(TM) team, we are changing the default OpenMP frames notification mode to 3, which includes parallel regions, barriers + imbalance, loops, single regions reporting.

[hfinkel]

Sounds good (LGTM).

[jlpeyton]

Thanks Hal, Andrey committed revision: 236616

runtime/src/kmp_global.c

 #ifdef DEBUG_SUSPEND
 int         __kmp_suspend_count = 0;
 #endif
 
 int     __kmp_settings = FALSE;
 int     __kmp_duplicate_library_ok = 0;
 #if USE_ITT_BUILD
 int     __kmp_forkjoin_frames = 1;
-int     __kmp_forkjoin_frames_mode = 0;
+int     __kmp_forkjoin_frames_mode = 3;
 #endif
 PACKED_REDUCTION_METHOD_T __kmp_force_reduction_method = reduction_method_not_defined;
 int     __kmp_determ_red = FALSE;
 
 #ifdef KMP_DEBUG
 int     kmp_a_debug = 0;
 int     kmp_b_debug = 0;
 int     kmp_c_debug = 0;