diff options
Diffstat (limited to 'gcc/reg-notes.def')
| -rw-r--r-- | gcc/reg-notes.def | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/gcc/reg-notes.def b/gcc/reg-notes.def index 096b2fb6517..36891b1a770 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) + |