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Re: In r4k, where does PC point to?

To: karthikeyan natarajan <karthik_96cse@yahoo.com>
Subject: Re: In r4k, where does PC point to?
From: Ralf Baechle <ralf@linux-mips.org>
Date: Mon, 19 Jan 2004 15:50:17 +0100
Cc: linux-mips@linux-mips.org
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On Mon, Jan 19, 2004 at 07:42:19AM +0000, karthikeyan natarajan wrote:

>     Basically, the PC points to the next instruction
> to
> be executed. But, in R4k, there are 8 instructions
> getting executed in parallel. Where does the PC point
> to? My understanding is that PC points to the next 
> instruction that will be entered into the pipeline.
>     Please correct me if i am wrong..

The fact that instructions are issued in a pipeline is not visible in
the EPC value.

  Ralf

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