sim/m32r-gx/sim-main.h

   1 /* Main header for the m32r-gx.  */
   2
   3 #ifndef SIM_MAIN_H
   4 #define SIM_MAIN_H
   5
   6 #define USING_SIM_BASE_H /* FIXME: quick hack */
   7
   8 struct _sim_cpu; /* FIXME: should be in sim-basics.h */
   9 typedef struct _sim_cpu SIM_CPU;
  10
  11 /* sim-basics.h includes config.h but cgen-types.h must be included before
  12    sim-basics.h and cgen-types.h needs config.h.  */
  13 #include "config.h"
  14
  15 #include "ansidecl.h"
  16 #include "symcat.h"
  17 #include "cgen-types.h"
  18 #include "arch.h"
  19 #include "sim-basics.h"
  20
  21 /* These must be defined before sim-base.h.  */
  22 typedef USI sim_cia;
  23 #define CIA_GET(cpu)     (cpu)->regs.h_pc
  24 #define CIA_SET(cpu,val) (cpu)->regs.h_pc = (val)
  25
  26 #define TRAP_SYSCALL 0
  27
  28 #include "sim-base.h"
  29 #include "cpu-sim.h"
  30
  31 #ifdef WANT_CPU_M32R
  32 #include "cpu.h"
  33 #include "decode.h"
  34 #endif
  35 #include "cpuall.h"
  36
  37
  38 /* match with definition in gx-translate.c! */
  39 typedef struct tgx_cpu_regs
  40 {
  41   unsigned int h_pc;  /* program counter */
  42   signed int h_gr[16];  /* general registers */
  43   unsigned int h_cr[16];  /* control registers */
  44   long long h_accum;  /* accumulator */
  45   unsigned h_lock;  /* lock */
  46 } tgx_cpu_regs;
  47
  48 /* match with definition in gx-translate.c! */
  49 typedef struct tgx_syscall_data
  50 {
  51   unsigned pc;
  52   unsigned func;
  53   unsigned arg1;
  54   unsigned arg2;
  55   unsigned arg3;
  56   unsigned errcode;
  57   unsigned result;
  58   unsigned result2;
  59 } tgx_syscall_data;
  60
  61
  62 struct tgx_info;
  63
  64 /* match with definition in gx-translate.c! */
  65 typedef struct tgx_callbacks
  66 {
  67   unsigned (*load)(struct tgx_info* info, unsigned pc, unsigned addr);
  68   void (*store)(struct tgx_info* info, unsigned pc, unsigned addr, unsigned data);
  69   signed char (*load1)(struct tgx_info* info, unsigned pc, unsigned addr);
  70   void (*store1)(struct tgx_info* info, unsigned pc, unsigned addr, signed char data);
  71   signed short (*load2)(struct tgx_info* info, unsigned pc, unsigned addr);
  72   void (*store2)(struct tgx_info* info, unsigned pc, unsigned addr, signed short data);
  73   void (*syscall)(struct tgx_info* info, tgx_syscall_data* data);
  74 } tgx_callbacks;
  75
  76
  77 typedef struct tgx_info
  78 {
  79   struct tgx_cpu_regs* regs;
  80   char* pc_flags;
  81   struct tgx_callbacks* callbacks;
  82 } tgx_info;
  83
  84
  85 struct _sim_cpu
  86 {
  87   sim_cpu_base base;
  88   tgx_cpu_regs regs;
  89 };
  90
  91 struct sim_state {
  92   sim_cpu *cpu;
  93 #define STATE_CPU(sd, n) (/*&*/ (sd)->cpu)
  94   sim_state_base base;
  95 };
  96
  97
  98 /* Default memory size.  */
  99 #define M32R_DEFAULT_MEM_SIZE 0x800000 /* 8M */
 100
 101
 102
 103 /* Register access fns.  These look up the current mach and call the
 104    appropriate handler.  */
 105 SI h_gr_get (SIM_CPU *, UINT);
 106 void h_gr_set (SIM_CPU *, UINT, SI);
 107
 108
 109 #endif /* SIM_MAIN_H */