#include "opcode.h"
#include <ctype.h>
#include <string.h>
#define debug 1
char lexeme[0x1000];
uint8_t lex_type;
static const uint8_t opcodes[OPNUM][9] = {
[ 0] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00},
[ 1] = {0x01, 0x06, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x04, 0xFF},
[ 2] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x02},
[ 3] = {0x08, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[ 4] = {0x09, 0x2D, 0xFF, 0xFF, 0x55, 0xAD, 0xAC, 0x2C, 0xFF},
[ 5] = {0x0A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[ 6] = {0xFF, 0x0D, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x0C, 0xE5},
[ 7] = {0xFF, 0x0E, 0xFF, 0xFF, 0xCE, 0xFF, 0xFF, 0x10, 0xFF},
[ 8] = {0x11, 0x16, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x14, 0xFF},
[ 9] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x12},
[10] = {0x18, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[11] = {0x19, 0x3D, 0xFF, 0xFF, 0x85, 0xFF, 0xFF, 0x4C, 0xFF},
[12] = {0x1A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[13] = {0xFF, 0x1D, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x1C, 0xF5},
[14] = {0xFF, 0x1E, 0xFF, 0xFF, 0xBE, 0xFF, 0xFF, 0xFF, 0xFF},
[15] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x20, 0xFF},
[16] = {0x21, 0x26, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x24, 0xFF},
[17] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x22},
[18] = {0x28, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[19] = {0x29, 0x4D, 0xFF, 0xFF, 0xB5, 0xFF, 0xFF, 0x3C, 0xFF},
[20] = {0x2A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[21] = {0xFF, 0x2E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x30, 0xFF},
[22] = {0x31, 0x36, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x34, 0xFF},
[23] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x32},
[24] = {0x38, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[25] = {0x3A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[26] = {0xFF, 0x3E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x40, 0xFF},
[27] = {0x41, 0x46, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x44, 0xFF},
[28] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x42},
[29] = {0x48, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[30] = {0x4A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[31] = {0xFF, 0x4E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x50, 0xFF},
[32] = {0x51, 0x56, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x54, 0xFF},
[33] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x52},
[34] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x58},
[35] = {0x5A, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[36] = {0xFF, 0x5E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x60, 0xFF},
[37] = {0x61, 0x66, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x64, 0xFF},
[38] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x62},
[39] = {0x68, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[40] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x6A},
[41] = {0xFF, 0x6E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x70, 0xFF},
[42] = {0x71, 0x76, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x74, 0xFF},
[43] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x72},
[44] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x78},
[45] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7A},
[46] = {0xFF, 0x7E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x80, 0xFF},
[47] = {0x81, 0x86, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x84, 0xFF},
[48] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x82},
[49] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x88},
[50] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x8A},
[51] = {0xFF, 0x8E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x90, 0xFF},
[52] = {0x91, 0x96, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x94, 0xFF},
[53] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x92},
[54] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x98},
[55] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x9A},
[56] = {0xFF, 0x9E, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xA0, 0xFF},
[57] = {0xA1, 0xA6, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xA4, 0xFF},
[58] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xA2},
[59] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xA8},
[60] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xAA},
[61] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xAE},
[62] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB0},
[63] = {0xB1, 0xB6, 0xFF, 0xFF, 0x25, 0x7D, 0x7C, 0xB4, 0xFF},
[64] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB2},
[65] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xB8},
[66] = {0xB9, 0xBD, 0xFF, 0xC9, 0x95, 0xFF, 0xFF, 0xBC, 0xFF},
[67] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xBA},
[68] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC0},
[69] = {0xC1, 0xC6, 0x79, 0x39, 0x05, 0x5D, 0x5C, 0xC4, 0xFF},
[70] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC5},
[71] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC8},
[72] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xCA},
[73] = {0xFF, 0xCD, 0x89, 0x49, 0x15, 0x6D, 0x6C, 0xCC, 0xFF},
[74] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xD0},
[75] = {0xD1, 0xD6, 0x99, 0x59, 0x35, 0x8D, 0x8C, 0xD4, 0xFF},
[76] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xD5},
[77] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xD8},
[78] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xDA},
[79] = {0xFF, 0xDD, 0xA9, 0x69, 0x45, 0x9D, 0x9C, 0xDC, 0xFF},
[80] = {0xE0, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
[81] = {0xE1, 0xE6, 0xE9, 0xFF, 0x65, 0xFF, 0xFF, 0xE4, 0xFF},
[82] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xE8},
[83] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xEA},
[84] = {0xFF, 0xED, 0xF9, 0xFF, 0x75, 0xFF, 0xFF, 0xEC, 0xFF},
[85] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xEE},
[86] = {0xF1, 0xF6, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF4, 0xFF},
[87] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF2},
[88] = {0xFF, 0xFD, 0xFF, 0xD9, 0xA5, 0xFF, 0xFF, 0xFC, 0xFF},
[89] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE}
};
static const char *dir_t[5] = {
[0] = "org",
[1] = "byte",
[2] = "word",
[3] = "dword",
[4] = "qword"
};
static const char *rs_t[4] = {
[0] = "",
[1] = ".w",
[2] = ".d",
[3] = ".q"
};
static const char *lex_tok[14] = {
[0x0] = "TOK_DIR",
[0x1] = "TOK_LABEL",
[0x2] = "TOK_SYM",
[0x3] = "TOK_PLUS",
[0x4] = "TOK_MINUS",
[0x5] = "TOK_STRING",
[0x6] = "TOK_CHAR",
[0x7] = "TOK_IMM",
[0x8] = "TOK_OPCODE",
[0x9] = "TOK_RS",
[0xA] = "TOK_COMMENT",
[0xB] = "TOK_HEX",
[0xC] = "TOK_DEC",
[0xD] = "TOK_BIN"
};
static const uint8_t bitsize[4] = {
[0] = 0x07,
[1] = 0x0F,
[2] = 0x1F,
[3] = 0x3F
};
static const uint8_t amp[8] = {
[0] = 0x00,
[1] = 0x00,
[2] = 0x07,
[4] = 0x07,
[5] = 0x0B,
[6] = 0x0B,
[3] = 0x0F,
[7] = 0x0F
};
struct line {
uint8_t stab;
uint8_t sspace;
uint8_t dir;
uint8_t mne;
uint8_t rs;
uint8_t opbase;
uint8_t aopbase;
uint8_t am;
uint8_t cm;
uint8_t etab;
uint8_t espace;
uint8_t islabel;
uint8_t issym;
uint16_t sym;
uint16_t com;
uint16_t str;
uint16_t linenum;
uint64_t op;
uint64_t aop;
uint64_t addr;
};
extern uint16_t linenum;
extern uint16_t lineidx;
extern uint16_t stridx;
extern uint16_t comidx;
char *string[0x1000];
char *comment[0x1000];
struct line tokline[0x1000];
struct fixup {
struct fixup *nxt;
struct symbol *s;
uint16_t ln;
uint64_t adr;
};
struct symbol {
struct symbol* nxt;
uint64_t val;
uint8_t def;
char name[128];
uint16_t id;
};
extern struct symbol *symbols;
extern struct fixup *fixups;
extern uint8_t defined;
extern uint8_t isfixup;
extern struct symbol *mksymbol(const char *name, uint64_t val, uint8_t def, uint8_t useid, uint16_t id, uint8_t dbg);
extern uint64_t use_symbol(const char *name, uint16_t id, uint64_t val, uint8_t useid, uint8_t dbg);
extern uint8_t set_symval(const char *name, uint16_t id, uint64_t val, uint8_t useid, uint8_t dbg);
extern char *get_symname(uint16_t id, uint8_t dbg);
extern uint16_t get_symid(const char *name, uint64_t val, uint16_t ln, uint8_t dbg);
extern uint16_t get_comment(const char *cmnt, uint8_t dbg);
extern uint16_t reslv_fixups(uint8_t dbg);
extern uint64_t lex(char *str, uint64_t address, uint8_t dbg);
