rtl.h (emit_line_note_after): Remove.

	* rtl.h (emit_line_note_after): Remove.
	(emit_note_copy_after, emit_note_copy): New.
	* emit-rtl.c (reorder_insns_with_line_notes): Replace
	emit_line_note_after with emit_note_copy_after.
	(emit_insn_after_with_line_notes): Likewise.
	(emit_line_note_after): Kill.
	(emit_note_copy_after): New.
	(emit_note_copy): New.
	* function.c (emit_return_into_block): Use emit_note_copy_after.
	(thread_prologue_and_epilogue_insns): Likewise.
	* integrate.c (expand_inline_function): Use emit_note_copy.
	(copy_insn_list): Likewise.
	* unroll.c (copy_loop_body): Likewise.
	* cfglayout.c (duplicate_insn_chain): Likewise.

From-SVN: r68767

7 files changed, 72 insertions, 59 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f0272cc..eac7bbf 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,22 @@
 2003-07-01  Nathan Sidwell  <nathan@codesourcery.com>
 
+	* rtl.h (emit_line_note_after): Remove.
+	(emit_note_copy_after, emit_note_copy): New.
+	* emit-rtl.c (reorder_insns_with_line_notes): Replace
+	emit_line_note_after with emit_note_copy_after.
+	(emit_insn_after_with_line_notes): Likewise.
+	(emit_line_note_after): Kill.
+	(emit_note_copy_after): New.
+	(emit_note_copy): New.
+	* function.c (emit_return_into_block): Use emit_note_copy_after.
+	(thread_prologue_and_epilogue_insns): Likewise.
+	* integrate.c (expand_inline_function): Use emit_note_copy.
+	(copy_insn_list): Likewise.
+	* unroll.c (copy_loop_body): Likewise.
+	* cfglayout.c (duplicate_insn_chain): Likewise.
+
+2003-07-01  Nathan Sidwell  <nathan@codesourcery.com>
+
 	* c-tree.h (define_label): Replace filename and lineno arguments
 	with a location_t.
 	* c-decl.c (poplevel): Adjust define_label call.
diff --git a/gcc/cfglayout.c b/gcc/cfglayout.c
index 736d888..12cc255 100644
--- a/gcc/cfglayout.c
+++ b/gcc/cfglayout.c
@@ -1008,8 +1008,7 @@ duplicate_insn_chain (rtx from, rtx to)
 	      abort ();
 	      break;
 	    case NOTE_INSN_REPEATED_LINE_NUMBER:
-	      emit_line_note (NOTE_SOURCE_FILE (insn),
-			      NOTE_LINE_NUMBER (insn));
+	      emit_note_copy (insn);
 	      break;
 
 	    default:
@@ -1017,8 +1016,7 @@ duplicate_insn_chain (rtx from, rtx to)
 		abort ();
 	      /* It is possible that no_line_number is set and the note
 	         won't be emitted.  */
-	      emit_line_note (NOTE_SOURCE_FILE (insn),
-			      NOTE_LINE_NUMBER (insn));
+	      emit_note_copy (insn);
 	    }
 	  break;
 	default:
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 17f68cf..c3f36fa 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -3869,13 +3869,9 @@ reorder_insns_with_line_notes (rtx from, rtx to, rtx after)
     return;
 
   if (from_line)
-    emit_line_note_after (NOTE_SOURCE_FILE (from_line),
-			  NOTE_LINE_NUMBER (from_line),
-			  after);
+    emit_note_copy_after (from_line, after);
   if (after_line)
-    emit_line_note_after (NOTE_SOURCE_FILE (after_line),
-			  NOTE_LINE_NUMBER (after_line),
-			  to);
+    emit_note_copy_after (after_line, to);
 }
 
 /* Remove unnecessary notes from the instruction stream.  */
@@ -4295,14 +4291,10 @@ emit_insn_after_with_line_notes (rtx x, rtx after, rtx from)
   rtx insn = emit_insn_after (x, after);
 
   if (from_line)
-    emit_line_note_after (NOTE_SOURCE_FILE (from_line),
-			  NOTE_LINE_NUMBER (from_line),
-			  after);
+    emit_note_copy_after (from_line, after);
 
   if (after_line)
-    emit_line_note_after (NOTE_SOURCE_FILE (after_line),
-			  NOTE_LINE_NUMBER (after_line),
-			  insn);
+    emit_note_copy_after (after_line, insn);
 }
 
 /* Make an insn of code JUMP_INSN with body X
@@ -4428,16 +4420,14 @@ emit_note_after (int subtype, rtx after)
   return note;
 }
 
-/* Emit a line note for FILE and LINE after the insn AFTER.  */
+/* Emit a copy of note ORIG after the insn AFTER.  */
 
 rtx
-emit_line_note_after (const char *file, int line, rtx after)
+emit_note_copy_after (rtx orig, rtx after)
 {
   rtx note;
 
-  if (line < 0)
-    abort ();
-  if (no_line_numbers)
+  if (NOTE_LINE_NUMBER (orig) >= 0 && no_line_numbers)
     {
       cur_insn_uid++;
       return 0;
@@ -4445,8 +4435,8 @@ emit_line_note_after (const char *file, int line, rtx after)
 
   note = rtx_alloc (NOTE);
   INSN_UID (note) = cur_insn_uid++;
-  NOTE_SOURCE_FILE (note) = file;
-  NOTE_LINE_NUMBER (note) = line;
+  NOTE_LINE_NUMBER (note) = NOTE_LINE_NUMBER (orig);
+  NOTE_DATA (note) = NOTE_DATA (orig);
   BLOCK_FOR_INSN (note) = NULL;
   add_insn_after (note, after);
   return note;
@@ -4704,7 +4694,31 @@ emit_line_note (const char *file, int line)
 
   note = emit_note (line);
   NOTE_SOURCE_FILE (note) = file;
+  
+  return note;
+}
+
+/* Emit a copy of note ORIG.  */
 
+rtx
+emit_note_copy (rtx orig)
+{
+  rtx note;
+  
+  if (NOTE_LINE_NUMBER (orig) >= 0 && no_line_numbers)
+    {
+      cur_insn_uid++;
+      return NULL_RTX;
+    }
+  
+  note = rtx_alloc (NOTE);
+  
+  INSN_UID (note) = cur_insn_uid++;
+  NOTE_DATA (note) = NOTE_DATA (orig);
+  NOTE_LINE_NUMBER (note) = NOTE_LINE_NUMBER (orig);
+  BLOCK_FOR_INSN (note) = NULL;
+  add_insn (note);
+  
   return note;
 }
 
diff --git a/gcc/function.c b/gcc/function.c
index b2caea9..074f920 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -7412,8 +7412,7 @@ emit_return_into_block (bb, line_note)
 {
   emit_jump_insn_after (gen_return (), bb->end);
   if (line_note)
-    emit_line_note_after (NOTE_SOURCE_FILE (line_note),
-			  NOTE_LINE_NUMBER (line_note), PREV_INSN (bb->end));
+    emit_note_copy_after (line_note, PREV_INSN (bb->end));
 }
 #endif /* HAVE_return */
 
@@ -7997,9 +7996,7 @@ epilogue_done:
 	       insn = PREV_INSN (insn))
 	    if (GET_CODE (insn) == NOTE && NOTE_LINE_NUMBER (insn) > 0)
 	      {
-		emit_line_note_after (NOTE_SOURCE_FILE (insn),
-				      NOTE_LINE_NUMBER (insn),
-				      prologue_end);
+		emit_note_copy_after (insn, prologue_end);
 		break;
 	      }
 	}
diff --git a/gcc/integrate.c b/gcc/integrate.c
index ab4af18..622c1ab 100644
--- a/gcc/integrate.c
+++ b/gcc/integrate.c
@@ -924,8 +924,8 @@ expand_inline_function (fndecl, parms, target, ignore, type,
   if (GET_CODE (parm_insns) == NOTE
       && NOTE_LINE_NUMBER (parm_insns) > 0)
     {
-      rtx note = emit_line_note (NOTE_SOURCE_FILE (parm_insns),
-				 NOTE_LINE_NUMBER (parm_insns));
+      rtx note = emit_note_copy (parm_insns);
+
       if (note)
 	RTX_INTEGRATED_P (note) = 1;
     }
@@ -1682,18 +1682,16 @@ copy_insn_list (insns, map, static_chain_value)
 
 	     NOTE_INSN_DELETED notes aren't useful.  */
 
-	  if (NOTE_LINE_NUMBER (insn) > 0)
-	    copy = emit_line_note (NOTE_SOURCE_FILE (insn),
-				   NOTE_LINE_NUMBER (insn));
-	  else if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_FUNCTION_END
+	  if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_FUNCTION_END
 	      && NOTE_LINE_NUMBER (insn) != NOTE_INSN_FUNCTION_BEG
 	      && NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED)
 	    {
-	      copy = emit_note (NOTE_LINE_NUMBER (insn));
-	      NOTE_DATA (copy) = NOTE_DATA (insn);
-	      if ((NOTE_LINE_NUMBER (copy) == NOTE_INSN_BLOCK_BEG
-		   || NOTE_LINE_NUMBER (copy) == NOTE_INSN_BLOCK_END)
-		  && NOTE_BLOCK (insn))
+	      copy = emit_note_copy (insn);
+	      if (!copy)
+		/*Copied a line note, but line numbering is off*/;
+	      else if ((NOTE_LINE_NUMBER (copy) == NOTE_INSN_BLOCK_BEG
+			|| NOTE_LINE_NUMBER (copy) == NOTE_INSN_BLOCK_END)
+		       && NOTE_BLOCK (insn))
 		{
 		  tree *mapped_block_p;
 
diff --git a/gcc/rtl.h b/gcc/rtl.h
index bba5301..de76ec2 100644
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -1528,14 +1528,15 @@ extern rtx emit_call_insn_after_setloc	PARAMS ((rtx, rtx, int));
 extern rtx emit_barrier_after		PARAMS ((rtx));
 extern rtx emit_label_after		PARAMS ((rtx, rtx));
 extern rtx emit_note_after		PARAMS ((int, rtx));
-extern rtx emit_line_note_after		PARAMS ((const char *, int, rtx));
+extern rtx emit_note_copy_after		PARAMS ((rtx, rtx));
 extern rtx emit_insn			PARAMS ((rtx));
 extern rtx emit_jump_insn		PARAMS ((rtx));
 extern rtx emit_call_insn		PARAMS ((rtx));
 extern rtx emit_label			PARAMS ((rtx));
 extern rtx emit_barrier			PARAMS ((void));
-extern rtx emit_line_note		PARAMS ((const char *, int));
 extern rtx emit_note			PARAMS ((int));
+extern rtx emit_note_copy		PARAMS ((rtx));
+extern rtx emit_line_note		PARAMS ((const char *, int));
 extern rtx emit_line_note_force		PARAMS ((const char *, int));
 extern rtx make_insn_raw		PARAMS ((rtx));
 extern void add_function_usage_to       PARAMS ((rtx, rtx));
diff --git a/gcc/unroll.c b/gcc/unroll.c
index 84ace29..b6e280d 100644
--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -2252,20 +2252,14 @@ copy_loop_body (loop, copy_start, copy_end, map, exit_label, last_iteration,
 	     the associated rtl.  We do not want to share the structure in
 	     this new block.  */
 
-	  if (NOTE_LINE_NUMBER (insn) > 0)
-	    copy = emit_line_note (NOTE_SOURCE_FILE (insn),
-			      NOTE_LINE_NUMBER (insn));
-	  else if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED
+	  if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED
 		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED_LABEL
 		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_BASIC_BLOCK
 		   && ((NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_VTOP
 			&& NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_CONT)
 		       || (last_iteration
 			   && unroll_type != UNROLL_COMPLETELY)))
-	    {
-	      copy = emit_note (NOTE_LINE_NUMBER (insn));
-	      NOTE_DATA (copy) = NOTE_DATA (insn);
-	    }
+	    copy = emit_note_copy (insn);
 	  else
 	    copy = 0;
 	  break;
@@ -2310,18 +2304,12 @@ copy_loop_body (loop, copy_start, copy_end, map, exit_label, last_iteration,
 	     instructions before the last insn in the loop, COPY_NOTES_FROM
 	     can be a NOTE_INSN_LOOP_CONT note if there is no VTOP note,
 	     as in a do .. while loop.  */
-	  if (GET_CODE (insn) != NOTE)
-	    /*NOP*/;
-	  else if (NOTE_LINE_NUMBER (insn) > 0)
-	    emit_line_note (NOTE_SOURCE_FILE (insn), NOTE_LINE_NUMBER (insn));
-	  else if (NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED
+	  if (GET_CODE (insn) == NOTE
+	      && ((NOTE_LINE_NUMBER (insn) != NOTE_INSN_DELETED
 		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_BASIC_BLOCK
 		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_VTOP
-		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_CONT)
-	    {
-	      rtx copy = emit_note (NOTE_LINE_NUMBER (insn));
-	      NOTE_DATA (copy) = NOTE_DATA (insn);
-	    }
+		   && NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_CONT)))
+	    emit_note_copy (insn);
 	}
     }