(record_jump_cond): Look up op1 again after inserting op0.

From-SVN: r4669
1993-06-12 23:42:59 +00:00 · 1993-06-12 23:42:59 +00:00 · 5d5ea90929
commit 5d5ea90929
parent 9e69dd9f3a
1 changed files with 3 additions and 0 deletions
--- a/gcc/cse.c
+++ b/gcc/cse.c
@ -5619,6 +5619,9 @@ record_jump_cond (code, mode, op0, op1, reversed_nonequality)
      qty_comparison_code[reg_qty[REGNO (op0)]] = code;
      if (GET_CODE (op1) == REG)
 	{
+	  /* Look it up again--in case op0 and op1 are the same.  */
+	  op1_elt = lookup (op1, op1_hash_code, mode);
+
 	  /* Put OP1 in the hash table so it gets a new quantity number.  */
 	  if (op1_elt == 0)
 	    {