Add reference to PR middle-end/48660

[pf3gnuchains/gcc-fork.git] / gcc / insn-notes.def

diff --git a/gcc/insn-notes.def b/gcc/insn-notes.def
index 6cdbabd..c1d621a 100644 (file)
--- a/gcc/insn-notes.def
+++ b/gcc/insn-notes.def
@@ -36,6 +36,10 @@ INSN_NOTE (DELETED)
 
 /* Generated in place of user-declared labels when they are deleted.  */
 INSN_NOTE (DELETED_LABEL)
+/* Similarly, but for labels that have been present in debug stmts
+   earlier and thus will only appear with -g.  These must use different
+   label namespace.  */
+INSN_NOTE (DELETED_DEBUG_LABEL)
 
 /* These are used to mark the beginning and end of a lexical block.
    See NOTE_BLOCK and reorder_blocks.  */
@@ -73,8 +77,12 @@ INSN_NOTE (BASIC_BLOCK)
    between hot and cold text sections.  */
 INSN_NOTE (SWITCH_TEXT_SECTIONS)
 
-/* Mark the restore point after an epilogue changed CFI data.  Used only
-   when an epilogue appears in the middle of a function.  */
-INSN_NOTE (CFA_RESTORE_STATE)
+/* When emitting dwarf2 frame information, contains a directive that
+   should be emitted.  */
+INSN_NOTE (CFI)
+
+/* When emitting dwarf2 frame information, contains the number of a debug
+   label that should be emitted.  */
+INSN_NOTE (CFI_LABEL)
 
 #undef INSN_NOTE