Displaying 2 results from an estimated 2 matches for "cd754f4e".
2013 Feb 05
0
[LLVMdev] Vectorizer using Instruction, not opcodes
On 5 February 2013 11:03, David Tweed <david.tweed at arm.com> wrote:
> since the more instructions there
> are the more an out-of-order CPU can put them into otherwise unused slots.
> I
> can't think of a way of figuring out such a mapping other than empirically.
>
Given the amount of uncertainty on these OOO guesses, I don't think we can
get anything worth trying,
2013 Feb 04
6
[LLVMdev] Vectorizer using Instruction, not opcodes
On 4 February 2013 18:25, Arnold Schwaighofer <aschwaighofer at apple.com>wrote:
> For cases where this approach breaks really badly we could consider adding
> a specialized api or parameters (like the type of a user/use). But we
> should do so only as a last resort and backed by actual code that would
> benefit from doing so.
>
Very sensible, more or less what I had in