On 18/09/2015 14:26, "Alan Lawrence" <alan.lawre...@arm.com> wrote:
>On 18/09/15 13:17, Richard Biener wrote:
>>
>> Ok, I see.
>>
>> That this case is already vectorized is because it implements MAX_EXPR,
>> modifying it slightly to
>>
>> int foo (int *a)
>> {
>> int val = 0;
>> for (int i = 0; i < 1024; ++i)
>> if (a[i] > val)
>> val = a[i] + 1;
>> return val;
>> }
>>
>> makes it no longer handled by current code.
>>
>
>Yes. I believe the idea for the patch is to handle arbitrary expressions
>like
>
>int foo (int *a)
>{
> int val = 0;
> for (int i = 0; i < 1024; ++i)
> if (some_expression (i))
> val = another_expression (i);
> return val;
>}
Yes, that’s correct. Hopefully my new test cases should cover everything.
Alan.
