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Support the MIPS32 / MIPS64 DSP ASE.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2005-05-31 11:49:19 +00:00
parent 10f650db1b
commit e50c0a8fa6
34 changed files with 876 additions and 139 deletions
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81
include/asm-mips/elf.h
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@@ -193,33 +193,76 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
#ifdef __KERNEL__
struct mips_abi;
extern struct mips_abi mips_abi;
extern struct mips_abi mips_abi_32;
extern struct mips_abi mips_abi_n32;
#ifdef CONFIG_32BIT
#define SET_PERSONALITY(ex, ibcs2) \
do { \
if (ibcs2) \
set_personality(PER_SVR4); \
set_personality(PER_LINUX); \
#define SET_PERSONALITY(ex, ibcs2) \
do { \
if (ibcs2) \
set_personality(PER_SVR4); \
set_personality(PER_LINUX); \
\
current->thread.abi = &mips_abi; \
} while (0)
#endif /* CONFIG_32BIT */
#ifdef CONFIG_64BIT
#define SET_PERSONALITY(ex, ibcs2) \
do { current->thread.mflags &= ~MF_ABI_MASK; \
if ((ex).e_ident[EI_CLASS] == ELFCLASS32) { \
if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \
((ex).e_flags & EF_MIPS_ABI) == 0) \
current->thread.mflags |= MF_N32; \
else \
current->thread.mflags |= MF_O32; \
} else \
current->thread.mflags |= MF_N64; \
if (ibcs2) \
set_personality(PER_SVR4); \
else if (current->personality != PER_LINUX32) \
set_personality(PER_LINUX); \
#ifdef CONFIG_MIPS32_N32
#define __SET_PERSONALITY32_N32() \
do { \
current->thread.mflags |= MF_N32; \
current->thread.abi = &mips_abi_n32; \
} while (0)
#else
#define __SET_PERSONALITY32_N32() \
do { } while (0)
#endif
#ifdef CONFIG_MIPS32_O32
#define __SET_PERSONALITY32_O32() \
do { \
current->thread.mflags |= MF_O32; \
current->thread.abi = &mips_abi_32; \
} while (0)
#else
#define __SET_PERSONALITY32_O32() \
do { } while (0)
#endif
#ifdef CONFIG_MIPS32_COMPAT
#define __SET_PERSONALITY32(ex) \
do { \
if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \
((ex).e_flags & EF_MIPS_ABI) == 0) \
__SET_PERSONALITY32_N32(); \
else \
__SET_PERSONALITY32_O32(); \
} while (0)
#else
#define __SET_PERSONALITY32(ex) do { } while (0)
#endif
#define SET_PERSONALITY(ex, ibcs2) \
do { \
current->thread.mflags &= ~MF_ABI_MASK; \
if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
__SET_PERSONALITY32(ex); \
else { \
current->thread.mflags |= MF_N64; \
current->thread.abi = &mips_abi; \
} \
\
if (ibcs2) \
set_personality(PER_SVR4); \
else if (current->personality != PER_LINUX32) \
set_personality(PER_LINUX); \
} while (0)
#endif /* CONFIG_64BIT */