sim/m32r-gx/sim-main.h

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