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From: Richard Henderson <richard.henderson@linaro.org>
To: LIU Zhiwei <zhiwei_liu@c-sky.com>,
	qemu-devel@nongnu.org, qemu-riscv@nongnu.org
Cc: palmer@dabbelt.com, bin.meng@windriver.com, Alistair.Francis@wdc.com
Subject: Re: [PATCH v2 13/14] target/riscv: Don't save pc when exception return
Date: Wed, 10 Nov 2021 12:25:54 +0100	[thread overview]
Message-ID: <8df24dfc-83cc-39b9-5553-ab272cb7f369@linaro.org> (raw)
In-Reply-To: <20211110070452.48539-14-zhiwei_liu@c-sky.com>

On 11/10/21 8:04 AM, LIU Zhiwei wrote:
> As pc will be written by the xepc in exception return, just ignore
> pc in translation.
> 
> Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   target/riscv/helper.h                          | 4 ++--
>   target/riscv/insn_trans/trans_privileged.c.inc | 7 ++-----
>   target/riscv/op_helper.c                       | 4 ++--
>   3 files changed, 6 insertions(+), 9 deletions(-)

This should be ordered before patch 1, so that it does not appear that you have missed 
places that should use gen_set_pc.


r~


  reply	other threads:[~2021-11-10 11:27 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-10  7:04 [PATCH v2 00/14] Support UXL filed in xstatus LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 01/14] target/riscv: Sign extend pc for different XLEN LIU Zhiwei
2021-11-10 10:18   ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 02/14] target/riscv: Ignore the pc bits above XLEN LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 03/14] target/riscv: Extend pc for runtime pc write LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 04/14] target/riscv: Use gdb xml according to max mxlen LIU Zhiwei
2021-11-10  9:42   ` LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 05/14] target/riscv: Calculate address according to XLEN LIU Zhiwei
2021-11-10 10:52   ` Richard Henderson
2021-11-10 13:44     ` LIU Zhiwei
2021-11-10 14:40       ` Richard Henderson
2021-11-11  5:04         ` LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 06/14] target/riscv: Adjust vsetvl " LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 07/14] target/riscv: Ajdust vector atomic check with XLEN LIU Zhiwei
2021-11-10 10:55   ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 08/14] target/riscv: Fix check range for first fault only LIU Zhiwei
2021-11-10  7:04 ` [PATCH v2 09/14] target/riscv: Relax debug check for pm write LIU Zhiwei
2021-11-10 11:31   ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 10/14] target/riscv: Adjust vector address with mask LIU Zhiwei
2021-11-10 11:11   ` Richard Henderson
2021-11-10 14:08     ` LIU Zhiwei
2021-11-10 14:43       ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 11/14] target/riscv: Adjust scalar reg in vector with XLEN LIU Zhiwei
2021-11-10 11:29   ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 12/14] target/riscv: Split out the vill from vtype LIU Zhiwei
2021-11-10 11:23   ` Richard Henderson
2021-11-10 14:26     ` LIU Zhiwei
2021-11-10 15:01       ` Richard Henderson
2021-11-10  7:04 ` [PATCH v2 13/14] target/riscv: Don't save pc when exception return LIU Zhiwei
2021-11-10 11:25   ` Richard Henderson [this message]
2021-11-10  7:04 ` [PATCH v2 14/14] target/riscv: Enable uxl field write LIU Zhiwei
2021-11-10 11:27   ` Richard Henderson
2021-11-10 14:38     ` LIU Zhiwei
2021-11-10 15:02       ` Richard Henderson

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