sys/arch/hppa/include/mcontext.h

   1 /*      $NetBSD: mcontext.h,v 1.3.2.4 2004/09/21 13:16:25 skrll Exp $   */
   2
   3 #ifndef _HPPA_MCONTEXT_H_
   4 #define _HPPA_MCONTEXT_H_
   5
   6 /*
   7  * General register state
   8  */
   9 #define _NGREG          44
  10
  11 #define _REG_PSW        0
  12 #define _REG_RP         2
  13 #define _REG_R19        19
  14 #define _REG_ARG0       26
  15 #define _REG_DP         27
  16 #define _REG_RET0       28
  17 #define _REG_SP         30
  18 #define _REG_SAR        32
  19 #define _REG_PCSQH      33
  20 #define _REG_PCSQT      34
  21 #define _REG_PCOQH      35
  22 #define _REG_PCOQT      36
  23 #define _REG_SR0        37
  24 #define _REG_SR1        38
  25 #define _REG_SR2        39
  26 #define _REG_SR3        40
  27 #define _REG_SR4        41
  28 #define _REG_CR26       42
  29 #define _REG_CR27       43
  30
  31 #ifndef __ASSEMBLER__
  32
  33 typedef unsigned long   __greg_t;
  34 typedef __greg_t        __gregset_t[_NGREG];
  35
  36 /*
  37  * Floating point register state
  38  */
  39
  40 typedef struct {
  41         union {
  42                 unsigned long long      __fp_regs[32];
  43                 double                  __fp_dregs[32];
  44         }       __fp_fr;
  45 } __fpregset_t;
  46
  47 typedef struct {
  48         __gregset_t     __gregs;
  49         __fpregset_t    __fpregs;
  50 } mcontext_t;
  51
  52 #define _UC_MACHINE_SP(uc)      ((uc)->uc_mcontext.__gregs[_REG_SP])
  53 #define _UC_MACHINE_PC(uc)      ((uc)->uc_mcontext.__gregs[_REG_PCOQH])
  54 #define _UC_MACHINE_SET_PC(uc, pc)                                      \
  55 do {                                                                    \
  56         (uc)->uc_mcontext.__gregs[_REG_PCOQH] = (pc);                   \
  57         (uc)->uc_mcontext.__gregs[_REG_PCOQT] = (pc) + 4;               \
  58 } while (/*CONSTCOND*/0)
  59
  60 #endif /* !__ASSEMBLER__ */
  61
  62 #define _OFFSETOF_UC_GREGS 40
  63
  64 #define _UC_SETSTACK    0x00010000
  65 #define _UC_CLRSTACK    0x00020000
  66
  67 #endif /* _HPPA_MCONTEXT_H_ */