[PATCH,ARM][2/5] Update cortex-a7 vfp/neon pipeline description
Ramana Radhakrishnan
ramrad01@arm.com
Tue Jan 29 17:47:00 GMT 2013
On 01/25/13 18:22, Greta Yorsh wrote:
> This patch updates the description of vmul, vdiv, vsqrt, vmla,vmls, vfma,
> vfms operations for vfp and neon. It uses ffmas and ffmad type attribute
> introduced by the previous patch.
>
> gcc/
>
> 2013-01-03 Greta Yorsh <Greta.Yorsh@arm.com>
>
> * config/arm/cortex-a7.md (cortex_a7_neon_mul, cortex_a7_neon_mla):
> New
> reservations.
> (cortex_a7_fpfmad): New reservation.
> (cortex_a7_fpmacs): Use ffmas and update required units.
> (cortex_a7_fpmuld): Update required units and latency.
> (cortex_a7_fpmacd): Likewise.
> (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
> (cortex_a7_neon). Likewise.
> (bypass) Update participating units.
>
Ok as it only touches Cortex-A7 tuning .
Ramana
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