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From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: Thomas Huth <thuth@redhat.com>, qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org, qemu-s390x@nongnu.org,
	Paolo Bonzini <pbonzini@redhat.com>,
	qemu-riscv@nongnu.org, Peter Maydell <peter.maydell@linaro.org>,
	Richard Henderson <richard.henderson@linaro.org>,
	qemu-ppc@nongnu.org
Subject: Re: [PATCH 03/10] target/arm: Set disassemble_info::endian value in disas_set_info()
Date: Mon, 10 Feb 2025 22:24:26 +0100	[thread overview]
Message-ID: <ad266394-bf8c-4030-831c-b7e16aefd803@linaro.org> (raw)
In-Reply-To: <c364ee71-7f0c-43d2-8ded-a7b8156c0839@redhat.com>

On 27/1/25 14:57, Thomas Huth wrote:
> On 27/01/2025 12.54, Philippe Mathieu-Daudé wrote:
>> Have the CPUClass::disas_set_info() callback set the
>> disassemble_info::endian field.
>>
>> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
>> ---
>>   target/arm/cpu.c | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/target/arm/cpu.c b/target/arm/cpu.c
>> index f9fdf708653..9de8c799c77 100644
>> --- a/target/arm/cpu.c
>> +++ b/target/arm/cpu.c
>> @@ -1220,6 +1220,8 @@ static void arm_disas_set_info(CPUState *cpu, 
>> disassemble_info *info)
>>   #else
>>           info->endian = BFD_ENDIAN_BIG;
>>   #endif
>> +    } else {
>> +        info->endian = BFD_ENDIAN_LITTLE;
>>       }
> 
> I'd maybe rather go with something like this:
> 
>      info->endian = BFD_ENDIAN_LITTLE;
> #if TARGET_BIG_ENDIAN
>      if (bswap_code(sctlr_b)) {
>          info->endian = BFD_ENDIAN_LITTLE;
>      }

This misses:

        else {
            info->endian = BFD_ENDIAN_BIG;
        }

> #endif
> 
> What do you think?

I'll go with Richard's ternary suggestion for v2 and see :)


  reply	other threads:[~2025-02-10 21:25 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-27 11:54 [PATCH 00/10] disas: Have CPUClass::disas_set_info() callback set the endianness Philippe Mathieu-Daudé
2025-01-27 11:54 ` [PATCH 01/10] target: Set disassemble_info::endian value for little-endian targets Philippe Mathieu-Daudé
2025-01-27 13:49   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 02/10] target: Set disassemble_info::endian value for big-endian targets Philippe Mathieu-Daudé
2025-01-27 13:50   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 03/10] target/arm: Set disassemble_info::endian value in disas_set_info() Philippe Mathieu-Daudé
2025-01-27 13:57   ` Thomas Huth
2025-02-10 21:24     ` Philippe Mathieu-Daudé [this message]
2025-01-27 11:54 ` [PATCH 04/10] target/microblaze: Set disassemble_info::endian value in disas_set_info Philippe Mathieu-Daudé
2025-01-27 14:03   ` Thomas Huth
2025-01-27 16:24   ` Richard Henderson
2025-01-27 11:54 ` [PATCH 05/10] target/mips: Set disassemble_info::endian value in disas_set_info() Philippe Mathieu-Daudé
2025-01-27 13:58   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 06/10] target/ppc: " Philippe Mathieu-Daudé
2025-01-27 14:03   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 07/10] target/riscv: " Philippe Mathieu-Daudé
2025-01-27 14:04   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 08/10] target/sh4: " Philippe Mathieu-Daudé
2025-01-27 14:05   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 09/10] target/xtensa: " Philippe Mathieu-Daudé
2025-01-27 14:05   ` Thomas Huth
2025-01-27 11:54 ` [PATCH 10/10] disas: Remove target_words_bigendian() call in initialize_debug_target() Philippe Mathieu-Daudé
2025-01-27 14:07   ` Thomas Huth

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