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Re: [PATCH] unify mips_fpu_soft_struct and mips_fpu_hard_struct

To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Subject: Re: [PATCH] unify mips_fpu_soft_struct and mips_fpu_hard_struct
From: Ralf Baechle <ralf@linux-mips.org>
Date: Tue, 16 May 2006 11:44:51 +0100
Cc: linux-mips@linux-mips.org
In-reply-to: <20060516.012603.41010976.anemo@mba.ocn.ne.jp>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20060516.012603.41010976.anemo@mba.ocn.ne.jp>
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.4.2.1i
On Tue, May 16, 2006 at 01:26:03AM +0900, Atsushi Nemoto wrote:

> The struct mips_fpu_soft_struct and mips_fpu_hard_struct are
> completely same now and the kernel fpu emulator assumes that.  This
> patch unifies them to mips_fpu_struct and get rid of mips_fpu_union.

Btw, the grand plan was to keep not the actual floating point register
values in memory for the emulator but the "pre-exploded" numbers.
Exploding and then the normalization at the end again are significant
time consumers.

  Ralf

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