From: Leo Liang <ycliang@andestech.com>
To: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Cc: Rick Chen <rick@andestech.com>, <u-boot@lists.denx.de>
Subject: Re: [PATCH 1/1] cmd/exception: test RISC-V 16 bit aligned instruction
Date: Tue, 26 Sep 2023 15:48:05 +0800 [thread overview]
Message-ID: <ZRKMtePGvtPCTAbb@swlinux02> (raw)
In-Reply-To: <20230921103929.86836-1-heinrich.schuchardt@canonical.com>
On Thu, Sep 21, 2023 at 12:39:29PM +0200, Heinrich Schuchardt wrote:
> A 16 bit aligned instruction should generated an exception if the C
> extension is not available.
>
> Provide an 'extension ialign16' command for testing exception handling.
>
> For testing build qemu-riscv64_defconfig with CONFIG_RISCV_ISA_C=n
> and run with
>
> qemu-system-riscv64 -M virt -bios u-boot -nographic -cpu rv64,c=false
>
> => exception ialign16
> Unhandled exception: Instruction address misaligned
> EPC: 0000000087719138 RA: 0000000087719218 TVAL: 000000008771913e
> EPC: 0000000080020138 RA: 0000000080020218 reloc adjusted
>
> Code: 0113 0101 8067 0000 0113 ff01 3423 0011 (006f 0060)
>
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
> ---
> cmd/riscv/exception.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
prev parent reply other threads:[~2023-09-26 7:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-21 10:39 [PATCH 1/1] cmd/exception: test RISC-V 16 bit aligned instruction Heinrich Schuchardt
2023-09-26 7:48 ` Leo Liang [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=ZRKMtePGvtPCTAbb@swlinux02 \
--to=ycliang@andestech.com \
--cc=heinrich.schuchardt@canonical.com \
--cc=rick@andestech.com \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox