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Re: [patch][rfa] Decoder bit underflow
- From: Dave Brolley <brolley at redhat dot com>
- To: cgen at sources dot redhat dot com
- Date: Wed, 22 May 2002 14:46:15 -0400
- Subject: Re: [patch][rfa] Decoder bit underflow
- References: <3CEBDEF9.70206@redhat.com>
Committed -- Approved by fche and bje.
Dave Brolley wrote:
> Hi,
>
> The attached patch addresses a situation which can occur on ports
> which define insns that are shorter than base-insn-bitsize and are
> defined with lsb0?==false. When decoding such an insn it is possible
> for a bit beyond the length of the insn to be considered for decoding.
> This patch tests for that situation and does not consider the bit in
> that case.