exec-i386.h

   1 /* i386 execution defines */
   2
   3 typedef unsigned char uint8_t;
   4 typedef unsigned short uint16_t;
   5 typedef unsigned int uint32_t;
   6 typedef unsigned long long uint64_t;
   7
   8 typedef signed char int8_t;
   9 typedef signed short int16_t;
  10 typedef signed int int32_t;
  11 typedef signed long long int64_t;
  12
  13 #define bswap32(x) \
  14 ({ \
  15         uint32_t __x = (x); \
  16         ((uint32_t)( \
  17                 (((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
  18                 (((uint32_t)(__x) & (uint32_t)0x0000ff00UL) <<  8) | \
  19                 (((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
  20                 (((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
  21 })
  22
  23 #define NULL 0
  24 #include <fenv.h>
  25
  26 typedef struct FILE FILE;
  27 extern FILE *logfile;
  28 extern int loglevel;
  29 extern int fprintf(FILE *, const char *, ...);
  30
  31 #ifdef __i386__
  32 register unsigned int T0 asm("ebx");
  33 register unsigned int T1 asm("esi");
  34 register unsigned int A0 asm("edi");
  35 register struct CPUX86State *env asm("ebp");
  36 #endif
  37 #ifdef __powerpc__
  38 register unsigned int T0 asm("r24");
  39 register unsigned int T1 asm("r25");
  40 register unsigned int A0 asm("r26");
  41 register struct CPUX86State *env asm("r27");
  42 #endif
  43 #ifdef __arm__
  44 register unsigned int T0 asm("r4");
  45 register unsigned int T1 asm("r5");
  46 register unsigned int A0 asm("r6");
  47 register struct CPUX86State *env asm("r7");
  48 #endif
  49 #ifdef __mips__
  50 register unsigned int T0 asm("s0");
  51 register unsigned int T1 asm("s1");
  52 register unsigned int A0 asm("s2");
  53 register struct CPUX86State *env asm("s3");
  54 #endif
  55 #ifdef __sparc__
  56 register unsigned int T0 asm("l0");
  57 register unsigned int T1 asm("l1");
  58 register unsigned int A0 asm("l2");
  59 register struct CPUX86State *env asm("l3");
  60 #endif
  61
  62 /* force GCC to generate only one epilog at the end of the function */
  63 #define FORCE_RET() asm volatile ("");
  64
  65 #ifndef OPPROTO
  66 #define OPPROTO
  67 #endif
  68
  69 #define xglue(x, y) x ## y
  70 #define glue(x, y) xglue(x, y)
  71
  72 #define EAX (env->regs[R_EAX])
  73 #define ECX (env->regs[R_ECX])
  74 #define EDX (env->regs[R_EDX])
  75 #define EBX (env->regs[R_EBX])
  76 #define ESP (env->regs[R_ESP])
  77 #define EBP (env->regs[R_EBP])
  78 #define ESI (env->regs[R_ESI])
  79 #define EDI (env->regs[R_EDI])
  80 #define PC  (env->pc)
  81 #define DF  (env->df)
  82
  83 #define CC_SRC (env->cc_src)
  84 #define CC_DST (env->cc_dst)
  85 #define CC_OP  (env->cc_op)
  86
  87 /* float macros */
  88 #define FT0    (env->ft0)
  89 #define ST0    (env->fpregs[env->fpstt])
  90 #define ST(n)  (env->fpregs[(env->fpstt + (n)) & 7])
  91 #define ST1    ST(1)
  92
  93 extern int __op_param1, __op_param2, __op_param3;
  94 #define PARAM1 ((long)(&__op_param1))
  95 #define PARAM2 ((long)(&__op_param2))
  96 #define PARAM3 ((long)(&__op_param3))
  97
  98 #include "cpu-i386.h"
  99
 100 typedef struct CCTable {
 101     int (*compute_all)(void); /* return all the flags */
 102     int (*compute_c)(void);  /* return the C flag */
 103 } CCTable;
 104
 105 extern CCTable cc_table[];