From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from s02.bc.larksuite.com (s02.bc.larksuite.com [209.127.230.20]) by sourceware.org (Postfix) with UTF8SMTPS id 161603858C52 for ; Thu, 21 Sep 2023 06:03:11 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 161603858C52 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=oss.cipunited.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=oss.cipunited.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=feishu2303200042; d=oss.cipunited.com; t=1695276185; h=from:subject:mime-version:from:date:message-id:subject:to:cc: reply-to:content-type:mime-version:in-reply-to:message-id; bh=bpciQpy5IuLG08fj6brJIMqGil6LNV1Wk2g50eR7fyI=; b=js891tPOEcchc4bGG/DuuGNb+94Vd+YN9e1D7Q4XbWKj9F+MvEMuJX6CORwrnEJI8m8aiY 8ooEGOWmdYbXNQyyGJJJNp7riLT4mzQ1OEM/gtad+wE/gb5P3TU21hMbSPsniIPG+P9Gmo a4YICVVMvJkirYeiNPitMPQraLHR7LjK74udbXM3TGt7V3tizjY2HhTcvX/c7nlMIsuCpp /yPGR530HzEwh0mj1m+bpljW1E8jlwQ52jey8lXciEP977sFYa9ZURjGIX4g1Hh7RN3PBN CObEDEU8BvGyXA5tiJQCI70XmUP+bna6SxqHNjousyJZ5DyTf036JlEx+sxviA== User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Message-Id: <73e17b10-1073-d38c-4e30-da8c52df6db9@oss.cipunited.com> Content-Transfer-Encoding: 8bit X-Lms-Return-Path: Content-Type: multipart/alternative; boundary=492a7a6a3d392181bfd2c47a8c6b707f0719aea09154c5c87c487b2d1493 Subject: Re: [PATCH v11 1/3] MIPS: Add ELF file header flags Date: Thu, 21 Sep 2023 14:03:03 +0800 Mime-Version: 1.0 To: "Libc-alpha" Cc: References: <20230831032302.3736352-1-ying.huang@oss.cipunited.com> <20230831032302.3736352-2-ying.huang@oss.cipunited.com> <0b24c3c0-436e-3fd3-2178-86dab8cc2269@oss.cipunited.com> X-Original-From: Ying Huang From: "Ying Huang" Content-Language: en-US In-Reply-To: <0b24c3c0-436e-3fd3-2178-86dab8cc2269@oss.cipunited.com> X-Spam-Status: No, score=-12.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,GIT_PATCH_0,HTML_MESSAGE,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: --492a7a6a3d392181bfd2c47a8c6b707f0719aea09154c5c87c487b2d1493 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Ping Thanks, Ying =E5=9C=A8 2023/9/11 14:27, Ying Huang =E5=86=99=E9=81=93: > > Ping > > > Thanks, > > Ying > > =E5=9C=A8 2023/8/31 11:22, Ying Huang =E5=86=99=E9=81=93: > > > > From: Ying Huang > > > > Now binutils use some E_MIPS_* macros and EF_MIPS_* macros, it is > > difficult to decide which style macro we should use when we want > > to add new ELF file header flags. > > IRIX used to use EF_MIPS_* macros and in elf/elf.h there also has > > comments "The following are unofficial names and should not be used". > > So we should use EF_MIPS_* to keep same style with the beginning. > > --- > > elf/elf.h | 48 +++++++++++++++++++++++++++++++++++++++++++++++- > > 1 file changed, 47 insertions(+), 1 deletion(-) > > > > diff --git a/elf/elf.h b/elf/elf.h > > index 9c51073f75..43657f6b46 100644 > > --- a/elf/elf.h > > +++ b/elf/elf.h > > @@ -1685,11 +1685,25 @@ typedef struct > > #define EF_MIPS_PIC 2 /* Contains PIC code. */ > > #define EF_MIPS_CPIC 4 /* Uses PIC calling sequence. */ > > #define EF_MIPS_XGOT 8 > > -#define EF_MIPS_64BIT_WHIRL 16 > > +#define EF_MIPS_UCODE 16 > > #define EF_MIPS_ABI2 32 > > #define EF_MIPS_ABI_ON32 64 > > +#define EF_MIPS_OPTIONS_FIRST 0x00000080 /* Process the .MIPS.options > > + section first by ld. */ > > +#define EF_MIPS_32BITMODE 0x00000100 /* Indicates code compiled for > > + a 64-bit machine in 32-bit > > + mode (regs are 32-bits > > + wide). */ > > #define EF_MIPS_FP64 512 /* Uses FP64 (12 callee-saved). */ > > #define EF_MIPS_NAN2008 1024 /* Uses IEEE 754-2008 NaN encoding. */ > > +#define EF_MIPS_ARCH_ASE 0x0f000000 /* Architectural Extensions > > + used by this file. */ > > +#define EF_MIPS_ARCH_ASE_MDMX 0x08000000 /* Use MDMX multimedia > > + extensions. */ > > +#define EF_MIPS_ARCH_ASE_M16 0x04000000 /* Use MIPS-16 ISA > > + extensions. */ > > +#define EF_MIPS_ARCH_ASE_MICROMIPS 0x02000000 /* Use MICROMIPS ISA > > + extensions. */ > > #define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level. */ > > > > /* Legal values for MIPS architecture level. */ > > @@ -1703,6 +1717,38 @@ typedef struct > > #define EF_MIPS_ARCH_64 0x60000000 /* MIPS64 code. */ > > #define EF_MIPS_ARCH_32R2 0x70000000 /* MIPS32r2 code. */ > > #define EF_MIPS_ARCH_64R2 0x80000000 /* MIPS64r2 code. */ > > +#define EF_MIPS_ARCH_32R6 0x90000000 /* MIPS32r6 code. */ > > +#define EF_MIPS_ARCH_64R6 0xa0000000 /* MIPS64r6 code. */ > > +#define EF_MIPS_ABI 0x0000F000 /* The ABI of the file. Also > > + see EF_MIPS_ABI2 above. */ > > +#define EF_MIPS_ABI_O32 0x00001000 /* The original o32 abi. */ > > +#define EF_MIPS_ABI_O64 0x00002000 /* O32 extended to work on > > + 64 bit architectures. */ > > +#define EF_MIPS_ABI_EABI32 0x00003000 /* EABI in 32 bit mode. */ > > +#define EF_MIPS_ABI_EABI64 0x00004000 /* EABI in 64 bit mode. */ > > +#define EF_MIPS_MACH 0x00FF0000 > > +#define EF_MIPS_MACH_3900 0x00810000 > > +#define EF_MIPS_MACH_4010 0x00820000 > > +#define EF_MIPS_MACH_4100 0x00830000 > > +#define EF_MIPS_MACH_ALLEGREX 0x00840000 > > +#define EF_MIPS_MACH_4650 0x00850000 > > +#define EF_MIPS_MACH_4120 0x00870000 > > +#define EF_MIPS_MACH_4111 0x00880000 > > +#define EF_MIPS_MACH_SB1 0x008a0000 > > +#define EF_MIPS_MACH_OCTEON 0x008b0000 > > +#define EF_MIPS_MACH_XLR 0x008c0000 > > +#define EF_MIPS_MACH_OCTEON2 0x008d0000 > > +#define EF_MIPS_MACH_OCTEON3 0x008e0000 > > +#define EF_MIPS_MACH_5400 0x00910000 > > +#define EF_MIPS_MACH_5900 0x00920000 > > +#define EF_MIPS_MACH_IAMR2 0x00930000 > > +#define EF_MIPS_MACH_5500 0x00980000 > > +#define EF_MIPS_MACH_9000 0x00990000 > > +#define EF_MIPS_MACH_LS2E 0x00A00000 > > +#define EF_MIPS_MACH_LS2F 0x00A10000 > > +#define EF_MIPS_MACH_GS464 0x00A20000 > > +#define EF_MIPS_MACH_GS464E 0x00A30000 > > +#define EF_MIPS_MACH_GS264E 0x00A40000 > > > > /* The following are unofficial names and should not be used. */ > > > > -- > > 2.30.2 > > >= --492a7a6a3d392181bfd2c47a8c6b707f0719aea09154c5c87c487b2d1493--