headers/posix/arch/x86_64/signal.h

   1 /*
   2  * Copyright 2002-2012 Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _ARCH_SIGNAL_H_
   6 #define _ARCH_SIGNAL_H_
   7
   8
   9 /*
  10  * Architecture-specific structure passed to signal handlers
  11  */
  12
  13 #if __x86_64__
  14
  15
  16 struct fp_stack {
  17         unsigned char           st0[10];
  18         unsigned char           _reserved_42_47[6];
  19         unsigned char           st1[10];
  20         unsigned char           _reserved_58_63[6];
  21         unsigned char           st2[10];
  22         unsigned char           _reserved_74_79[6];
  23         unsigned char           st3[10];
  24         unsigned char           _reserved_90_95[6];
  25         unsigned char           st4[10];
  26         unsigned char           _reserved_106_111[6];
  27         unsigned char           st5[10];
  28         unsigned char           _reserved_122_127[6];
  29         unsigned char           st6[10];
  30         unsigned char           _reserved_138_143[6];
  31         unsigned char           st7[10];
  32         unsigned char           _reserved_154_159[6];
  33 };
  34
  35 struct mmx_regs {
  36         unsigned char           mm0[10];
  37         unsigned char           _reserved_42_47[6];
  38         unsigned char           mm1[10];
  39         unsigned char           _reserved_58_63[6];
  40         unsigned char           mm2[10];
  41         unsigned char           _reserved_74_79[6];
  42         unsigned char           mm3[10];
  43         unsigned char           _reserved_90_95[6];
  44         unsigned char           mm4[10];
  45         unsigned char           _reserved_106_111[6];
  46         unsigned char           mm5[10];
  47         unsigned char           _reserved_122_127[6];
  48         unsigned char           mm6[10];
  49         unsigned char           _reserved_138_143[6];
  50         unsigned char           mm7[10];
  51         unsigned char           _reserved_154_159[6];
  52 };
  53
  54 struct xmm_regs {
  55         unsigned char           xmm0[16];
  56         unsigned char           xmm1[16];
  57         unsigned char           xmm2[16];
  58         unsigned char           xmm3[16];
  59         unsigned char           xmm4[16];
  60         unsigned char           xmm5[16];
  61         unsigned char           xmm6[16];
  62         unsigned char           xmm7[16];
  63         unsigned char           xmm8[16];
  64         unsigned char           xmm9[16];
  65         unsigned char           xmm10[16];
  66         unsigned char           xmm11[16];
  67         unsigned char           xmm12[16];
  68         unsigned char           xmm13[16];
  69         unsigned char           xmm14[16];
  70         unsigned char           xmm15[16];
  71 };
  72
  73 struct fpu_state {
  74         unsigned short          control;
  75         unsigned short          status;
  76         unsigned short          tag;
  77         unsigned short          opcode;
  78         unsigned long           rip;
  79         unsigned long           rdp;
  80         unsigned int            mxcsr;
  81         unsigned int            mscsr_mask;
  82
  83         union {
  84                 struct fp_stack fp;
  85                 struct mmx_regs mmx;
  86         };
  87
  88         struct xmm_regs         xmm;
  89         unsigned char           _reserved_416_511[96];
  90 };
  91
  92 struct vregs {
  93         unsigned long           rax;
  94         unsigned long           rbx;
  95         unsigned long           rcx;
  96         unsigned long           rdx;
  97         unsigned long           rdi;
  98         unsigned long           rsi;
  99         unsigned long           rbp;
 100         unsigned long           r8;
 101         unsigned long           r9;
 102         unsigned long           r10;
 103         unsigned long           r11;
 104         unsigned long           r12;
 105         unsigned long           r13;
 106         unsigned long           r14;
 107         unsigned long           r15;
 108
 109         unsigned long           rsp;
 110         unsigned long           rip;
 111         unsigned long           rflags;
 112
 113         struct fpu_state        fpu;
 114 };
 115
 116
 117 #endif /* __x86_64__ */
 118
 119 #endif /* _ARCH_SIGNAL_H_ */