Re: [PATCH v11 1/3] MIPS: Add ELF file header flags

["Ying Huang" <ying.huang@oss.cipunited.com>]

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Ping


Thanks,

Ying


在 2023/9/11 14:27, Ying Huang 写道:
>
> Ping
>
>
> Thanks,
>
> Ying
>
> 在 2023/8/31 11:22, Ying Huang 写道:
> >
> > 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
> >
>