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Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
* simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
simplify_relational_operation() unless both operands are of
VOIDmode.
* cse.c (fold_rtx): Likewise.
--- gcc/simplify-rtx.c.jj Mon Jul 31 20:02:12 2000
+++ gcc/simplify-rtx.c Wed Aug 23 14:10:27 2000
@@ -1694,7 +1694,7 @@ simplify_relational_operation (code, mod
if (mode == VOIDmode
&& (GET_MODE (op0) != VOIDmode
|| GET_MODE (op1) != VOIDmode))
- abort();
+ abort ();
/* If op0 is a compare, extract the comparison arguments from it. */
if (GET_CODE (op0) == COMPARE && op1 == const0_rtx)
@@ -2091,7 +2091,10 @@ simplify_rtx (x)
XEXP (x, 0), XEXP (x, 1), XEXP (x, 2));
case '<':
- return simplify_relational_operation (code, GET_MODE (XEXP (x, 0)),
+ return simplify_relational_operation (code,
+ (GET_MODE (XEXP (x, 0)) != VOIDmode
+ ? GET_MODE (XEXP (x, 0))
+ : GET_MODE (XEXP (x, 1))),
XEXP (x, 0), XEXP (x, 1));
default:
return NULL;
--- gcc/cse.c.jj Mon Aug 21 18:27:32 2000
+++ gcc/cse.c Wed Aug 23 14:10:27 2000
@@ -3857,7 +3857,19 @@ fold_rtx (x, insn)
}
}
- new = simplify_relational_operation (code, mode_arg0,
+ new = simplify_relational_operation (code,
+ (mode_arg0 != VOIDmode
+ ? mode_arg0
+ : (GET_MODE (const_arg0
+ ? const_arg0
+ : folded_arg0)
+ != VOIDmode)
+ ? GET_MODE (const_arg0
+ ? const_arg0
+ : folded_arg0)
+ : GET_MODE (const_arg1
+ ? const_arg1
+ : folded_arg1)),
const_arg0 ? const_arg0 : folded_arg0,
const_arg1 ? const_arg1 : folded_arg1);
#ifdef FLOAT_STORE_FLAG_VALUE
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