diff options
Diffstat (limited to 'asmmon.h')
-rw-r--r-- | asmmon.h | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/asmmon.h b/asmmon.h new file mode 100644 index 0000000..cc21c14 --- /dev/null +++ b/asmmon.h @@ -0,0 +1,214 @@ +#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] = { + /* IMM ZM ZMX ZMY IND INDX INDY ABS IMPL*/ + [ 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); |