s/PGO/instrumentation profiling/g

Author: Wael Yehia

clang/docs/UsersManual.rst

@@ -3035,11 +3035,11 @@ indexed format, regardeless whether it is produced by frontend or the IR pass.
 
 .. option:: -fprofile-continuous
 
-  Enables continuous PGO mode where profile counter updates are continuously
-  synced to a file. This option sets any neccessary modifiers (currently ``%c``)
-  in the default profile filename and passes any necessary flags to the
-  middle-end to support this mode. Value profiling is not supported in
-  continuous mode.
+  Enables the continuous instrumentation profiling where profile counter updates
+  are continuously synced to a file. This option sets any neccessary modifiers
+  (currently ``%c``) in the default profile filename and passes any necessary
+  flags to the middle-end to support this mode. Value profiling is not supported
+  in continuous mode.
 
   .. code-block:: console
 

clang/include/clang/Basic/CodeGenOptions.def

@@ -221,7 +221,7 @@ AFFECTING_VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option spec
 AFFECTING_VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified.
 
 CODEGENOPT(AtomicProfileUpdate , 1, 0) ///< Set -fprofile-update=atomic
-CODEGENOPT(ContinuousProfileSync, 1, 0) ///< Enable continuous PGO mode
+CODEGENOPT(ContinuousProfileSync, 1, 0) ///< Enable continuous instrumentation profiling
 /// Choose profile instrumenation kind or no instrumentation.
 ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone)
 /// Choose profile kind for PGO use compilation.

clang/include/clang/Driver/Options.td

@@ -1888,7 +1888,7 @@ def fprofile_update_EQ : Joined<["-"], "fprofile-update=">,
     MarshallingInfoFlag<CodeGenOpts<"AtomicProfileUpdate">>;
 def fprofile_continuous : Flag<["-"], "fprofile-continuous">,
     Group<f_Group>, Visibility<[ClangOption, CC1Option]>,
-    HelpText<"Enable Continuous PGO mode">,
+    HelpText<"Enable continuous instrumentation profiling mode">,
     MarshallingInfoFlag<CodeGenOpts<"ContinuousProfileSync">>;
 
 defm pseudo_probe_for_profiling : BoolFOption<"pseudo-probe-for-profiling",