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Re: [PATCH] target/m68k: Optimize shift_mem() using extract() TCG opcode
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [PATCH] target/m68k: Optimize shift_mem() using extract() TCG opcode |
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Date: |
Wed, 27 Oct 2021 10:34:30 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.2.0 |
On 10/3/21 17:30, Richard Henderson wrote:
> On 10/3/21 10:24 AM, Philippe Mathieu-Daudé wrote:
>> When running the scripts/coccinelle/tcg_gen_extract.cocci
>> Coccinelle semantic patch on target/m68k/, we get:
>>
>> [DBG] candidate at target/m68k/translate.c:3668
>>
>> Manually inspect and replace combinations of (shri, andi)
>> and (movi, andi) opcodes by the extract opcode.
>>
>> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
>> ---
>> target/m68k/translate.c | 5 ++---
>> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Another candidate for tcg-next :)