[PATCH 1/4][AArch64] Add scheduling and cost models for Exynos M1
Evandro Menezes
e.menezes@samsung.com
Wed Nov 4 23:21:00 GMT 2015
Please, ignore the previous patch. This is the intended patch.
Sorry.
--
Evandro Menezes
On 11/04/2015 05:18 PM, Evandro Menezes wrote:
> This patch adds extra tuning information about AArch64 targets:
>
> * Maximum number of case values before resorting to a jump table
> The default values assumed independently of the specific backends
> may be rather low for modern processors, which sport quite efficient
> direct branch prediction, whereas indirect branch prediction is
> still typically not so efficient. This value may be specifically
> set for a processor or left at zero to use the default values.
> * L1 cache line size
> The auto-prefetcher uses this information when emitting software
> prefetch insns.
>
> Please, commit if it's alright.
>
> Thank you,
>
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