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authorMarek Polacek <polacek@redhat.com>2012-11-29 07:40:44 +0000
committerMarek Polacek <mpolacek@gcc.gnu.org>2012-11-29 07:40:44 +0000
commitbfe7af891c74a374bbc399a9f1f45863f4bd92eb (patch)
tree517260f9ed86cfec658af981cde1c8b2748cef7f /gcc
parentd45a0b2b5ad3a77870a202902e0c84e76f88ce17 (diff)
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Improve debug message.
From-SVN: r193922
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/cprop.c8
2 files changed, 9 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9f87c74..ddafeec 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2012-11-29 Marek Polacek <polacek@redhat.com>
+
+ * cprop.c (bypass_block): Improve debug message.
+
2012-11-29 Oleg Raikhman <oleg@adapteva.com>
* config/epiphany/epiphany.h (FIXED_REGISTERS, CALL_USED_REGISTERS):
diff --git a/gcc/cprop.c b/gcc/cprop.c
index aa30548..3fb266a 100644
--- a/gcc/cprop.c
+++ b/gcc/cprop.c
@@ -1,6 +1,6 @@
/* Global constant/copy propagation for RTL.
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
- 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ 2006, 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
This file is part of GCC.
@@ -1632,8 +1632,10 @@ bypass_block (basic_block bb, rtx setcc, rtx jump)
"in jump_insn %d equals constant ",
regno, INSN_UID (jump));
print_rtl (dump_file, set->src);
- fprintf (dump_file, "\nBypass edge from %d->%d to %d\n",
- e->src->index, old_dest->index, dest->index);
+ fprintf (dump_file, "\n\t when BB %d is entered from "
+ "BB %d. Redirect edge %d->%d to %d.\n",
+ old_dest->index, e->src->index, e->src->index,
+ old_dest->index, dest->index);
}
change = 1;
removed_p = 1;