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authorDaniel Berlin <dberlin@gcc.gnu.org>2007-06-11 18:02:15 +0000
committerDaniel Berlin <dberlin@gcc.gnu.org>2007-06-11 18:02:15 +0000
commit6fb5fa3cbc0d78cf9f4ff7cac5e1d8af1e65c5bb (patch)
treefdb9e9f8a0700a2713dc690fed1a2cf20dae8392 /gcc/reg-notes.def
parenta91d32a4a65d54cccf639a1541417e39cb7b7deb (diff)
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Merge dataflow branch into mainline
From-SVN: r125624
Diffstat (limited to 'gcc/reg-notes.def')
-rw-r--r--gcc/reg-notes.def12
1 files changed, 5 insertions, 7 deletions
diff --git a/gcc/reg-notes.def b/gcc/reg-notes.def
index 096b2fb..36891b1 100644
--- a/gcc/reg-notes.def
+++ b/gcc/reg-notes.def
@@ -1,5 +1,5 @@
/* Register note definitions.
- Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of GCC.
@@ -143,12 +143,6 @@ REG_NOTE (EH_REGION)
/* Used by haifa-sched to save NOTE_INSN notes across scheduling. */
REG_NOTE (SAVE_NOTE)
-/* Indicates that this insn (which is part of the prologue) computes a
- value which might not be used later, and if so it's OK to delete
- the insn. Normally, deleting any insn in the prologue is an error.
- At present the parameter is unused and set to (const_int 0). */
-REG_NOTE (MAYBE_DEAD)
-
/* Indicates that a call does not return. */
REG_NOTE (NORETURN)
@@ -164,3 +158,7 @@ REG_NOTE (CROSSING_JUMP)
/* This kind of note is generated at each to `setjmp', and similar
functions that can return twice. */
REG_NOTE (SETJMP)
+
+/* This kind of note identifies what libcall id an instruction is part of. */
+REG_NOTE (LIBCALL_ID)
+