qemu-arm
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [PATCH v3 01/57] tcg/loongarch64: Conditionalize tcg_out_exts_i32_i6


From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v3 01/57] tcg/loongarch64: Conditionalize tcg_out_exts_i32_i64
Date: Tue, 25 Apr 2023 20:40:45 +0100
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.10.0

On 24/4/23 07:40, Richard Henderson wrote:
Since TCG_TYPE_I32 values are kept sign-extended in registers,
via ".w" instructions, we need not extend if the register matches.
This is already relied upon by comparisons.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
  tcg/loongarch64/tcg-target.c.inc | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>




reply via email to

[Prev in Thread] Current Thread [Next in Thread]