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Re: [PATCH] target/arm: Use deposit_z() in BCF opcode


From: Richard Henderson
Subject: Re: [PATCH] target/arm: Use deposit_z() in BCF opcode
Date: Tue, 22 Aug 2023 07:56:12 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0

On 8/22/23 02:51, Philippe Mathieu-Daudé wrote:
When clearing a bitfield we don't need to lead the
source register. Use deposit_z_i32() with the BFC
opcode to save a load_reg() call.

Signed-off-by: Philippe Mathieu-Daudé<philmd@linaro.org>
---
  target/arm/tcg/translate.c | 9 ++++-----
  1 file changed, 4 insertions(+), 5 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~



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