On Wed, Oct 1, 2014 at 4:10 PM, Ilya Enkovich <enkovich....@gmail.com> wrote:
>> +;; Return true if size of VALUE can be stored in a sign
>> +;; extended immediate field.
>> +(define_predicate "x86_64_immediate_size_operand"
>> + (match_code "symbol_ref")
>> +{
>> + if (!TARGET_64BIT)
>> + return true;
>> +
>> + /* For 64 bit target we may assume size of object fits
>> + immediate only when code model guarantees that. */
>> + return (ix86_cmodel == CM_SMALL || ix86_cmodel == CM_KERNEL);
>> +})
>> +
>
> This predicate causes bootstrap error:
> predicates.md:362:38: error: unused parameter 'op' [-Werror=unused-parameter]
Huh? How is this predicate different from e.g.
(define_predicate "compare_operator"
(match_code "compare"))
?
Can you please show generated code from gcc/insn-preds.c?
Uros.
