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Re: [Qemu-devel] [RFC PATCH] scripts/decodetree.py: Fix variable-length


From: Richard Henderson
Subject: Re: [Qemu-devel] [RFC PATCH] scripts/decodetree.py: Fix variable-length ISA
Date: Wed, 20 Mar 2019 18:43:37 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0

On 3/20/19 7:27 AM, Yoshinori Sato wrote:
> Hi.
> I found some problem in tested RX instructions.
> It is usable in RX instructions, but I think that there
> is a better fix because I am not familiar with Python.

The patch itself look ok, but needs some changes.

> I fixed three point.
> - Added ctx to !function args.

This seems fine.  But it needs either

(1) A command-line option, or
(2) Changes to all existing users in the tree.

Otherwise the build breaks for the other targets.

> - Fixed group operaiton. varinsns required width field.
> - Fixed symbol in decode_load_bytes args.

Thanks.  I can fold these fixes into v2 of the varinsns patches.


r~



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