| To: | Jun Sun <jsun@mvista.com> |
|---|---|
| Subject: | Re: Cache routine patch |
| From: | Ralf Baechle <ralf@linux-mips.org> |
| Date: | Thu, 12 Dec 2002 15:13:08 +0100 |
| Cc: | Carsten Langgaard <carstenl@mips.com>, linux-mips@linux-mips.org |
| In-reply-to: | <20021211090635.C6755@mvista.com>; from jsun@mvista.com on Wed, Dec 11, 2002 at 09:06:35AM -0800 |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <3DF719D0.658530E2@mips.com> <20021211090635.C6755@mvista.com> |
| Sender: | linux-mips-bounce@linux-mips.org |
| User-agent: | Mutt/1.2.5.1i |
On Wed, Dec 11, 2002 at 09:06:35AM -0800, Jun Sun wrote: > Part of you patches fixes an off-by-one problem in flushing > cache for a range of addresses. I have a different version > for that part which is a little more visually pleasing. > > See attachment. In case you were wondering why the whole loop construction is looking so odd, take a look at the compiler output. The loop construction I've choosen is the only one that's producing bearable code. Sad to see that gcc is producing crap code from such a trivial loop ... Ralf |
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