#ifndef _ASM_X86_ELFCORE_COMPAT_H #define _ASM_X86_ELFCORE_COMPAT_H #include <asm/user32.h> /* * On amd64 we have two 32bit ABIs - i386 and x32. The latter * has bigger registers, so we use it for compat_elf_regset_t. * The former uses i386_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 struct user_regs_struct compat_elf_gregset_t; struct i386_elf_prstatus { struct compat_elf_prstatus_common common; struct user_regs_struct32 pr_reg; compat_int_t pr_fpvalid; }; #define PRSTATUS_SIZE \ (user_64bit_mode(task_pt_regs(current)) \ ? sizeof(struct compat_elf_prstatus) \ : sizeof(struct i386_elf_prstatus)) #define SET_PR_FPVALID(S) \ (*(user_64bit_mode(task_pt_regs(current)) \ ? &(S)->pr_fpvalid \ : &((struct i386_elf_prstatus *)(S))->pr_fpvalid) = 1) #endif