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Date: Thu, 10 Aug 2023 08:37:28 +0900
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Subject: Re: [PATCH] RISC-V: Remove support for non-existing 'Zve32d'
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To: Palmer Dabbelt <palmer@dabbelt.com>, Andrew Waterman <andrew@sifive.com>,
 Jim Wilson <jim.wilson.gcc@gmail.com>, Nelson Chu <nelson@rivosinc.com>,
 Kito Cheng <kito.cheng@sifive.com>
Cc: binutils@sourceware.org
References: <c49785eeb1885a92491782d9a7da60353013fdbb.1691025541.git.research_trasio@irq.a4lg.com>
From: Tsukasa OI <research_trasio@irq.a4lg.com>
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Note that GCC counterpart is merged.

<https://gcc.gnu.org/pipermail/gcc-patches/2023-August/626747.html>
<https://gcc.gnu.org/pipermail/gcc-patches/2023-August/626862.html>

Thanks,
Tsukasa

On 2023/08/03 10:19, Tsukasa OI wrote:
> From: Tsukasa OI <research_trasio@irq.a4lg.com>
> 
> Since this "extension" does not exist (on the other hand, 'Zve64d' exists)
> and it's not useful if we keep it (as other code portions just ignore
> "zve32d"), this commit just removes it.
> 
> bfd/ChangeLog:
> 
> 	* elfxx-riscv.c (riscv_supported_std_z_ext): Remove 'Zve32d'
> 	extension from the list.
> ---
>  bfd/elfxx-riscv.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
> index ba5165766b2b..1971e6ba6a6b 100644
> --- a/bfd/elfxx-riscv.c
> +++ b/bfd/elfxx-riscv.c
> @@ -1280,7 +1280,6 @@ static struct riscv_supported_ext riscv_supported_std_z_ext[] =
>    {"zkt",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
>    {"zve32x",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
>    {"zve32f",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
> -  {"zve32d",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
>    {"zve64x",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
>    {"zve64f",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
>    {"zve64d",		ISA_SPEC_CLASS_DRAFT,		1, 0,  0 },
> 
> base-commit: 4b177a76d5b759ba631568fb69e8750e99b43647