Check HARD_FRAME_POINTER_REGNUM.

2011-11-07  H.J. Lu  <hongjiu.lu@intel.com>

	* dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
	HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx
	in Rule 18.

From-SVN: r181096

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0bfd95a..4c7bdd5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-11-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
+       HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx
+       in Rule 18.
+
 2011-11-07  Jakub Jelinek  <jakub@redhat.com>
 
        * config/i386/i386.c (ix86_expand_builtin): If gather mask

diff --git a/gcc/dwarf2cfi.c b/gcc/dwarf2cfi.c
index 4f44c77..69e6f21 100644 (file)
--- a/gcc/dwarf2cfi.c
+++ b/gcc/dwarf2cfi.c
@@ -1757,7 +1757,8 @@ dwarf2out_frame_debug_expr (rtx expr)
             regiser.  */
           if (fde
               && fde->stack_realign
-              && src == hard_frame_pointer_rtx)
+             && REG_P (src)
+             && REGNO (src) == HARD_FRAME_POINTER_REGNUM)
            {
              gcc_assert (cur_cfa->reg != dw_frame_pointer_regnum);
              cur_trace->cfa_store.offset = 0;