(final_scan_insn): Call walk_alter_subreg for operands that are PLUS

or MULT, before constrain_operands.

From-SVN: r5743

diff --git a/gcc/final.c b/gcc/final.c
index 5958ead..82077cc 100644 (file)
--- a/gcc/final.c
+++ b/gcc/final.c
@@ -105,6 +105,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 rtx peephole ();
 void output_asm_insn ();
 rtx alter_subreg ();
+static rtx walk_alter_subreg ();
 static int alter_cond ();
 void output_asm_label ();
 static void output_operand ();
@@ -1895,12 +1896,18 @@ final_scan_insn (insn, file, optimize, prescan, nopeepholes)
          {
            if (GET_CODE (recog_operand[i]) == SUBREG)
              recog_operand[i] = alter_subreg (recog_operand[i]);
+           else if (GET_CODE (recog_operand[i]) == PLUS
+                    || GET_CODE (recog_operand[i]) == MULT)
+             recog_operand[i] = walk_alter_subreg (recog_operand[i]);
          }
 
        for (i = 0; i < insn_n_dups[insn_code_number]; i++)
          {
            if (GET_CODE (*recog_dup_loc[i]) == SUBREG)
              *recog_dup_loc[i] = alter_subreg (*recog_dup_loc[i]);
+           else if (GET_CODE (*recog_dup_loc[i]) == PLUS
+                    || GET_CODE (*recog_dup_loc[i]) == MULT)
+             *recog_dup_loc[i] = walk_alter_subreg (*recog_dup_loc[i]);
          }
 
 #ifdef REGISTER_CONSTRAINTS