linux/arch/mips/include/asm/elfcore-compat.h

30 lines
841 B
C

#ifndef _ASM_MIPS_ELFCORE_COMPAT_H
#define _ASM_MIPS_ELFCORE_COMPAT_H
/*
* On mips we have two 32bit ABIs - o32 and n32. The latter
* has bigger registers, so we use it for compat_elf_regset_t.
* The former uses o32_elf_prstatus and PRSTATUS_SIZE/SET_PR_FPVALID
* are used to choose the size and location of ->pr_fpvalid of
* the layout actually used.
*/
typedef elf_gregset_t compat_elf_gregset_t;
struct o32_elf_prstatus
{
struct compat_elf_prstatus_common common;
unsigned int pr_reg[ELF_NGREG];
compat_int_t pr_fpvalid;
};
#define PRSTATUS_SIZE \
(!test_thread_flag(TIF_32BIT_REGS) \
? sizeof(struct compat_elf_prstatus) \
: sizeof(struct o32_elf_prstatus))
#define SET_PR_FPVALID(S) \
(*(!test_thread_flag(TIF_32BIT_REGS) \
? &(S)->pr_fpvalid \
: &((struct o32_elf_prstatus *)(S))->pr_fpvalid) = 1)
#endif