* calls.c (expand_call): Do not emit INSN_SETJMP note.

	(emit_library_call_value_1): Likewise.
	(emit_call_1): Emit REG_SETJMP note.
	* cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
	of INSN_SETJMP
	* cselib.c (cselib_process_insn): Likewise.
	* flow.c (propagate_block): Likewise.
	* loop.c (find_and_verify_loops): Likewise.
	* reload.c (find_equiv_regs): Likewise.
	* reload1.c (reload): Likewise.
	* resource.c (mark_referenced_resources,
	mark_set_resources): Likewise.
	* sched-deps (sched_analyze_insn, sched_analyze): Likewise.
	* final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
	* haifa-sched.c (unlink_other_notes): Likewise.
	(reemit_notes): Likewise.
	* sched-ebb.c (sched_ebb): Likewise.
	* sched-rgc.c (sched_region): Likewise.
	* rtl.c (note_insn_name): Likewise.
	(reg_note_name): Add REG_SETJMP
	* rtl.h (reg_note): Add REG_SETJMP.
	(insn_note): Remove NOTE_INSN_SETJMP.

	* profile.c (branch_prob): Add fake edges for setjmp.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44700 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 15 insertions, 13 deletions

diff --git a/gcc/loop.c b/gcc/loop.c
index 50b430d7cd8..46225bbbefc 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -2512,19 +2512,6 @@ find_and_verify_loops (f, loops)
 	    current_loop = next_loop;
 	    break;
 
-	  case NOTE_INSN_SETJMP:
-	    /* In this case, we must invalidate our current loop and any
-	       enclosing loop.  */
-	    for (loop = current_loop; loop; loop = loop->outer)
-	      {
-		loop->invalid = 1;
-		if (loop_dump_stream)
-		  fprintf (loop_dump_stream,
-			   "\nLoop at %d ignored due to setjmp.\n",
-			   INSN_UID (loop->start));
-	      }
-	    break;
-
 	  case NOTE_INSN_LOOP_CONT:
 	    current_loop->cont = insn;
 	    break;
@@ -2545,6 +2532,21 @@ find_and_verify_loops (f, loops)
 	    break;
 	  }
 
+      if (GET_CODE (insn) == CALL
+	  && find_reg_note (insn, REG_SETJMP, NULL))
+	{
+	  /* In this case, we must invalidate our current loop and any
+	     enclosing loop.  */
+	  for (loop = current_loop; loop; loop = loop->outer)
+	    {
+	      loop->invalid = 1;
+	      if (loop_dump_stream)
+		fprintf (loop_dump_stream,
+			 "\nLoop at %d ignored due to setjmp.\n",
+			 INSN_UID (loop->start));
+	    }
+	}
+
       /* Note that this will mark the NOTE_INSN_LOOP_END note as being in the
 	 enclosing loop, but this doesn't matter.  */
       uid_loop[INSN_UID (insn)] = current_loop;