invoke.texi: Remove reference to compiler internals from user documentation.

	* doc/invoke.texi: Remove reference to compiler internals from
	user documentation.

	* reg-notes.def: Remove REG_VALUE_PROFILE.
	* combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.

From-SVN: r169861

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ecabe7c33564f61e72d17f5b348ab4c22d4a9f67..0166dc02c6a03aaa5e35d55fec00966d23cd8b42 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
+
+       * doc/invoke.texi: Remove reference to compiler internals from
+       user documentation.
+
+       * reg-notes.def: Remove REG_VALUE_PROFILE.
+       * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
+
 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
 
        PR middle-end/47610

diff --git a/gcc/combine.c b/gcc/combine.c
index 4fe71f334174822cbe9c0a7f7ea1ee4063f7f5bb..07ff0d4e9d95225006509a10611fe694eeb6de3a 100644 (file)
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -13148,10 +13148,6 @@ distribute_notes (rtx notes, rtx from_insn, rtx i3, rtx i2, rtx elim_i2,
          place = i3;
          break;
 
-       case REG_VALUE_PROFILE:
-         /* Just get rid of this note, as it is unused later anyway.  */
-         break;
-
        case REG_NON_LOCAL_GOTO:
          if (JUMP_P (i3))
            place = i3;

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index da226dc0c764054ffec8e4c677e9d9afbd97e8c9..92320b0159aa65faee71a262f8e51c0214473af8 100644 (file)
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -8029,8 +8029,7 @@ If combined with @option{-fprofile-arcs}, it adds code so that some
 data about values of expressions in the program is gathered.
 
 With @option{-fbranch-probabilities}, it reads back the data gathered
-from profiling values of expressions and adds @samp{REG_VALUE_PROFILE}
-notes to instructions for their later usage in optimizations.
+from profiling values of expressions for usage in optimizations.
 
 Enabled with @option{-fprofile-generate} and @option{-fprofile-use}.
 

diff --git a/gcc/reg-notes.def b/gcc/reg-notes.def
index f82e7b741a03ec8b1e1c21868f144104282e11ae..329cd6799d58c67aaf64b47302119199a7453ec0 100644 (file)
--- a/gcc/reg-notes.def
+++ b/gcc/reg-notes.def
@@ -99,11 +99,6 @@ REG_NOTE (DEP_ANTI)
    won't return.  */
 REG_NOTE (BR_PROB)
 
-/* REG_VALUE_PROFILE is attached when the profile is read in to an
-   insn before that the code to profile the value is inserted.  It
-   contains the results of profiling.  */
-REG_NOTE (VALUE_PROFILE)
-
 /* Attached to a call insn; indicates that the call is malloc-like and
    that the pointer returned cannot alias anything else.  */
 REG_NOTE (NOALIAS)