re PR bootstrap/43121 (Bootstrap failure)

	PR bootstrap/43121
	* except.c (sjlj_emit_function_enter): Don't call
	add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
	directly.
	* rtl.h (add_reg_br_prob_note): Remove prototype.

From-SVN: r156913

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f4a916b93d872bdac6a3afaf5d1b34b00bf8b430..168efd014b4fb7005cffb85fc3d467dace80e234 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2010-02-19  Jakub Jelinek  <jakub@redhat.com>
+
+       PR bootstrap/43121
+       * except.c (sjlj_emit_function_enter): Don't call
+       add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
+       directly.
+       * rtl.h (add_reg_br_prob_note): Remove prototype.
+
 2010-02-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
        PR 41779

diff --git a/gcc/except.c b/gcc/except.c
index 10b547dcf3c63d36b8352e5bd4b4c71b01959730..8012d7818340a26090191dee8f56f8d625847f60 100644 (file)
--- a/gcc/except.c
+++ b/gcc/except.c
@@ -1,6 +1,6 @@
 /* Implements exception handling.
    Copyright (C) 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+   1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
    Contributed by Mike Stump <mrs@cygnus.com>.
 
@@ -1154,7 +1154,7 @@ sjlj_emit_function_enter (rtx dispatch_label)
 
 #ifdef DONT_USE_BUILTIN_SETJMP
   {
-    rtx x;
+    rtx x, last;
     x = emit_library_call_value (setjmp_libfunc, NULL_RTX, LCT_RETURNS_TWICE,
                                 TYPE_MODE (integer_type_node), 1,
                                 plus_constant (XEXP (fc, 0),
@@ -1162,7 +1162,12 @@ sjlj_emit_function_enter (rtx dispatch_label)
 
     emit_cmp_and_jump_insns (x, const0_rtx, NE, 0,
                             TYPE_MODE (integer_type_node), 0, dispatch_label);
-    add_reg_br_prob_note (get_insns (), REG_BR_PROB_BASE/100);
+    last = get_last_insn ();
+    if (JUMP_P (last) && any_condjump_p (last))
+      {
+        gcc_assert (!find_reg_note (last, REG_BR_PROB, 0));
+        add_reg_note (last, REG_BR_PROB, GEN_INT (REG_BR_PROB_BASE / 100));
+      }
   }
 #else
   expand_builtin_setjmp_setup (plus_constant (XEXP (fc, 0), sjlj_fc_jbuf_ofs),

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 960237cec5302040360d151aa2ef86966e55fb77..1748e7385270d373fff71e3485feaeff94ba173b 100644 (file)
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -1,6 +1,6 @@
 /* Register Transfer Language (RTL) definitions for GCC
    Copyright (C) 1987, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
    Free Software Foundation, Inc.
 
 This file is part of GCC.
@@ -2418,8 +2418,6 @@ extern GTY(()) rtx stack_limit_rtx;
 /* In predict.c */
 extern void invert_br_probabilities (rtx);
 extern bool expensive_function_p (int);
-/* In cfgexpand.c */
-extern void add_reg_br_prob_note (rtx last, int probability);
 
 /* In var-tracking.c */
 extern unsigned int variable_tracking_main (void);