include/asm-x86_64/sigcontext.h

   1 #ifndef _ASM_X86_64_SIGCONTEXT_H
   2 #define _ASM_X86_64_SIGCONTEXT_H
   3
   4 #include <asm/types.h>
   5 #include <linux/compiler.h>
   6
   7 /* FXSAVE frame */
   8 /* Note: reserved1/2 may someday contain valuable data. Always save/restore
   9    them when you change signal frames. */
  10 struct _fpstate {
  11         __u16   cwd;
  12         __u16   swd;
  13         __u16   twd;    /* Note this is not the same as the 32bit/x87/FSAVE twd */
  14         __u16   fop;
  15         __u64   rip;
  16         __u64   rdp;
  17         __u32   mxcsr;
  18         __u32   mxcsr_mask;
  19         __u32   st_space[32];   /* 8*16 bytes for each FP-reg */
  20         __u32   xmm_space[64];  /* 16*16 bytes for each XMM-reg  */
  21         __u32   reserved2[24];
  22 };
  23
  24 struct sigcontext {
  25         unsigned long r8;
  26         unsigned long r9;
  27         unsigned long r10;
  28         unsigned long r11;
  29         unsigned long r12;
  30         unsigned long r13;
  31         unsigned long r14;
  32         unsigned long r15;
  33         unsigned long rdi;
  34         unsigned long rsi;
  35         unsigned long rbp;
  36         unsigned long rbx;
  37         unsigned long rdx;
  38         unsigned long rax;
  39         unsigned long rcx;
  40         unsigned long rsp;
  41         unsigned long rip;
  42         unsigned long eflags;           /* RFLAGS */
  43         unsigned short cs;
  44         unsigned short gs;
  45         unsigned short fs;
  46         unsigned short __pad0;
  47         unsigned long err;
  48         unsigned long trapno;
  49         unsigned long oldmask;
  50         unsigned long cr2;
  51         struct _fpstate __user *fpstate;        /* zero when no FPU context */
  52         unsigned long reserved1[8];
  53 };
  54
  55 #endif