--- a/gcc/reg-notes.def	Tue May 25 18:58:51 2010 +0900
+++ b/gcc/reg-notes.def	Tue Mar 22 17:18:12 2011 +0900
@@ -99,11 +99,6 @@
    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)
@@ -148,6 +143,12 @@
    or the pattern should be simple reg-reg move.  */
 REG_NOTE (CFA_REGISTER)
 
+/* Attached to insns that are RTX_FRAME_RELATED_P, but are too complex
+   for FRAME_RELATED_EXPR intuition.  This is a save to memory, i.e. will
+   result in a DW_CFA_expression.  The pattern or the insn should be a
+   store of a register to an arbitrary (non-validated) memory address.  */
+REG_NOTE (CFA_EXPRESSION)
+
 /* Attached to insns that are RTX_FRAME_RELATED_P, with the information
    that this is a restore operation, i.e. will result in DW_CFA_restore
    or the like.  Either the attached rtx, or the destination of the insn's