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Re: [openrisc] instruction malfunction ?

To: openrisc@opencores.org
Subject: Re: [openrisc] instruction malfunction ?
From: Damjan Lampret <lampret@opencores.org>
Date: Fri, 26 Apr 2002 09:25:37 CET
In-Reply-To: <1019805237.3cc8fe3603ad5@www.voxi.se>
Reply-To: openrisc@opencores.org
Sender: owner-openrisc@opencores.org

Hi Michael,

by default rotate instruction is not enabled (because C compiler (GCC) doesn't generate rotate instructions). Please check in or1200_defines.v if you have rotate enabled.

regards,
Damjan

On 26 Apr 2002 09:14 CET you wrote:

> Hi,
> 
> I am running a small application program written in assembler on the OpenRISC 
> core. When simulating the design in an HDL simulator I see strange bahaviour of 
> the l.rori (rotate right with immediate) instruction. 
> 
> Has anyone verified the functionality of this instruction ?
> 
> /Michael Unneback
>  Voxi
> --
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References:
- [openrisc] instruction malfunction ?
  - From: Michael Unnebäck <michael@voxi.se>

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