#include #include #include "ansidecl.h" #include "callback.h" #include "opcode/mn10300.h" #include #include "remote-sim.h" extern host_callback *mn10300_callback; #define DEBUG_TRACE 0x00000001 #define DEBUG_VALUES 0x00000002 extern int mn10300_debug; #if UCHAR_MAX == 255 typedef unsigned char uint8; typedef signed char int8; #else #error "Char is not an 8-bit type" #endif #if SHRT_MAX == 32767 typedef unsigned short uint16; typedef signed short int16; #else #error "Short is not a 16-bit type" #endif #if INT_MAX == 2147483647 typedef unsigned int uint32; typedef signed int int32; #else # if LONG_MAX == 2147483647 typedef unsigned long uint32; typedef signed long int32; # else # error "Neither int nor long is a 32-bit type" # endif #endif typedef uint32 reg_t; struct simops { long opcode; long mask; void (*func)(); int length; int format; int numops; int operands[16]; }; /* The current state of the processor; registers, memory, etc. */ struct _state { reg_t regs[12]; /* registers, d0-d3, a0-a3, sp, pc, mdr, psw, lir, lar */ uint8 *mem; /* main memory */ int exception; } State; extern uint32 OP[4]; extern struct simops Simops[]; #define PC (State.regs[9]) #define PSW (State.regs[11]) #define PSW_V 0x1 #define PSW_C 0x2 #define PSW_N 0x4 #define PSW_Z 0x8 #define REG_D0 0 #define REG_A0 4 #define REG_SP 8 #define REG_PC 9 #define REG_MDR 10 #define REG_PSW 11 #define REG_LIR 12 #define REG_LAR 13 #define SEXT3(x) ((((x)&0x7)^(~0x3))+0x4) /* sign-extend a 4-bit number */ #define SEXT4(x) ((((x)&0xf)^(~0x7))+0x8) /* sign-extend a 5-bit number */ #define SEXT5(x) ((((x)&0x1f)^(~0xf))+0x10) /* sign-extend an 8-bit number */ #define SEXT8(x) ((((x)&0xff)^(~0x7f))+0x80) /* sign-extend a 9-bit number */ #define SEXT9(x) ((((x)&0x1ff)^(~0xff))+0x100) /* sign-extend a 16-bit number */ #define SEXT16(x) ((((x)&0xffff)^(~0x7fff))+0x8000) /* sign-extend a 22-bit number */ #define SEXT22(x) ((((x)&0x3fffff)^(~0x1fffff))+0x200000) #define MAX32 0x7fffffffLL #define MIN32 0xff80000000LL #define MASK32 0xffffffffLL #define MASK40 0xffffffffffLL #define RLW(x) load_mem (x, 4) #ifdef _WIN32 #define SIGTRAP 5 #define SIGQUIT 3 #endif /* Function declarations. */ uint32 get_word PARAMS ((uint8 *)); uint16 get_half PARAMS ((uint8 *)); uint8 get_byte PARAMS ((uint8 *)); void put_word PARAMS ((uint8 *, uint32)); void put_half PARAMS ((uint8 *, uint16)); void put_byte PARAMS ((uint8 *, uint8)); extern uint32 load_mem PARAMS ((SIM_ADDR addr, int len)); extern void store_mem PARAMS ((SIM_ADDR addr, int len, uint32 data)); extern uint8 *map PARAMS ((SIM_ADDR addr));