diff options
Diffstat (limited to 'opcode.h')
| -rw-r--r-- | opcode.h | 249 |
1 files changed, 8 insertions, 241 deletions
@@ -4,7 +4,12 @@ #include <stdlib.h> #include <unistd.h> -#define OPNAME(opcode) [opcode] = #opcode /* Get name of Opcode, for disassembly. */ +#define bench 0 +#define debug 0 +#define IO 1 +#define getclk 0 +#define keypoll 0 + #define CPS 0x00 /* Clear Processor Status. */ #define ADC 0x01 /* ADd with Carry. */ #define AAB 0x02 /* Add Accumulator with carry by B register. */ @@ -211,60 +216,6 @@ struct sux { }; enum {IMM, ZM, ZMX, ZMY, IND, INDX, INDY, ABS, IMPL}; -enum { - DIR_ORG, - DIR_BYTE, - DIR_WORD, - DIR_DWORD, - DIR_QWORD -}; - -enum { - TOK_DIR, - TOK_LABEL, - TOK_SYM, - TOK_PLUS, - TOK_MINUS, - TOK_STRING, - TOK_CHAR, - TOK_IMM, - TOK_OPCODE, - TOK_RS, - TOK_COMMENT, - TOK_HEX, - TOK_DEC, - TOK_BIN -}; - -enum { - BASE_HEX, - BASE_DEC, - BASE_BIN -}; - - -static const uint8_t adrsize[8] = { - [0] = 0, - [1] = 2, - [2] = 5, - [3] = 3, - [4] = 1, - [5] = 4, - [6] = 6, - [7] = 7 -}; - -static const char *adrmode[9] = { - [IMM ] = "IMM", - [ZM ] = "ZM", - [ZMX ] = "ZMX", - [ZMY ] = "ZMY", - [IND ] = "IND", - [INDX] = "INDX", - [INDY] = "INDY", - [ABS ] = "ABS", - [IMPL] = "IMPL" -}; static const uint8_t optype[0x100] = { [0x00] = IMPL, @@ -454,192 +405,7 @@ static const uint8_t optype[0x100] = { [0xFE] = IMPL }; -static const char *mne[OPNUM] = { - [ 0] = "CPS", - [ 1] = "ADC", - [ 2] = "AAB", - [ 3] = "PHP", - [ 4] = "CPB", - [ 5] = "PHB", - [ 6] = "DEC", - [ 7] = "JMP", - [ 8] = "SBC", - [ 9] = "SAB", - [10] = "ENT", - [11] = "CPY", - [12] = "PLB", - [13] = "INC", - [14] = "JSR", - [15] = "JSL", - [16] = "AND", - [17] = "ABA", - [18] = "PLP", - [19] = "CPX", - [20] = "PHY", - [21] = "BPO", - [22] = "ORA", - [23] = "OAB", - [24] = "STT", - [25] = "PLY", - [26] = "BNG", - [27] = "XOR", - [28] = "XAB", - [29] = "PHA", - [30] = "PHX", - [31] = "BCS", - [32] = "LSL", - [33] = "LLB", - [34] = "CLC", - [35] = "PLX", - [36] = "BCC", - [37] = "LSR", - [38] = "LRB", - [39] = "PLA", - [40] = "TAB", - [41] = "BEQ", - [42] = "ROL", - [43] = "RLB", - [44] = "SEC", - [45] = "TBA", - [46] = "BNE", - [47] = "ROR", - [48] = "RRB", - [49] = "DEY", - [50] = "TAY", - [51] = "BVS", - [52] = "MUL", - [53] = "MAB", - [54] = "CLI", - [55] = "TYA", - [56] = "BVC", - [57] = "DIV", - [58] = "DAB", - [59] = "INY", - [60] = "TAX", - [61] = "RTS", - [62] = "RTL", - [63] = "CMP", - [64] = "CAB", - [65] = "SEI", - [66] = "LDX", - [67] = "TXA", - [68] = "RTI", - [69] = "LDA", - [70] = "DEX", - [71] = "CLV", - [72] = "TYX", - [73] = "STA", - [74] = "TSX", - [75] = "LDB", - [76] = "INX", - [77] = "WAI", - [78] = "TXY", - [79] = "STB", - [80] = "TXS", - [81] = "LDY", - [82] = "BRK", - [83] = "NOP", - [84] = "STY", - [85] = "DEB", - [86] = "ASR", - [87] = "ARB", - [88] = "STX", - [89] = "INB" -}; - -static const char *instdesc[OPNUM] = { - [ 0] = "Clears the Processor Status register.", - [ 1] = "ADd accumulator, with operand, Carry if needed.", - [ 2] = "Add Accumulator, with B, carry if needed.", - [ 3] = "PusH the number of bytes specified, from the Processor status register to the stack.", - [ 4] = "ComPare the B register, with operand.", - [ 5] = "PusH the number of bytes specified, from the B register to the stack.", - [ 6] = "DECrement accumulator, or memory.", - [ 7] = "JuMP to the address specified.", - [ 8] = "SuBtract accumulator, with operand, Carry if needed", - [ 9] = "Subtract Accumulator, with B, carry if needed.", - [10] = "ENd a Thread.", - [11] = "ComPare the Y register, with operand.", - [12] = "PuLl the number of bytes specified, from the stack, to the B register.", - [13] = "INCrement accumulator, or memory.", - [14] = "Jump to a SubRoutine.", - [15] = "Jump to a Subroutine, Long address.", - [16] = "Bitwise AND accumulator, with operand.", - [17] = "Bitwise AND Accumulator, with B.", - [18] = "PuLl the number of bytes specified, from the stack, to the Processor status register.", - [19] = "ComPare the X register, with operand.", - [20] = "PusH the number of bytes specified, from the Y register to the stack.", - [21] = "Branch if POsitive.", - [22] = "Bitwise OR Accumulator, with operand.", - [23] = "Bitwise OR Accumulator, with B.", - [24] = "STart a Thread.", - [25] = "PuLl the number of bytes specified, from the stack, to the Y register.", - [26] = "Branch if NeGative.", - [27] = "Bitwise XOR Accumulator, with operand.", - [28] = "Bitwise XOR Accumulator, with B.", - [29] = "PusH the number of bytes specified, from the Accumulator to the stack.", - [30] = "PusH the number of bytes specified, from the X register to the stack.", - [31] = "Branch if the Carry flag is Set.", - [32] = "Logical Shift Left accumulator, with operand.", - [33] = "Logical Shift Left accumulator, with B.", - [34] = "CLear the Carry flag.", - [35] = "PuLl the number of bytes specified, from the stack, to the X register.", - [36] = "Branch if the Carry flag has been Cleared.", - [37] = "Logical Shift Right accumulator, with operand.", - [38] = "Logical Shift Right accumulator, with B.", - [39] = "PuLl the number of bytes specified, from the stack, to the Accumulator.", - [40] = "Transfer the value from the Accumulator, to the B register.", - [41] = "Branch if EQual (the zero flag has been set).", - [42] = "ROtate Left accumulator, with operand.", - [43] = "Rotate Left accumulator, with B.", - [44] = "SEt the Carry flag.", - [45] = "Transfer the value from the Y register, to the Accumulator.", - [46] = "Branch if Not Equal (the zero flag has been cleared)", - [47] = "ROtate Right accumulator, with operand.", - [48] = "Rotate Right accumulator, with B.", - [49] = "DEcrement the Y register.", - [50] = "Transfer the value from the Accumulator, to the Y register.", - [51] = "Branch if the oVerflow flag is Set.", - [52] = "MULtiply accumulator, with operand.", - [53] = "Multiply Accumulator, with B.", - [54] = "CLear the Interrupt flag.", - [55] = "Transfer the value from the Y register, to the Accumulator.", - [56] = "Branch if the oVerflow flag has been Cleared.", - [57] = "DIVide accumulator, with operand, and put the remainder into the B register.", - [58] = "Divide Accumulator, with B, and put the remainder into the X register.", - [59] = "INcrement the Y register.", - [60] = "Transfer the value from the Accumulator, to the X register.", - [61] = "ReTurn from a Subroutine.", - [62] = "ReTurn from subroutine, Long address.", - [63] = "CoMPare acumulator, with operand.", - [64] = "Compare Accumulator, with B.", - [65] = "SEt the Interrupt flag.", - [66] = "LoaD the value from the operand, to the X register.", - [67] = "Transfer the value from the X register, to the Accumulator.", - [68] = "ReTurn from an Interrupt.", - [69] = "LoaD the value from the operand, to the Accumulator.", - [70] = "DEcrement the X register.", - [71] = "CLear the oVerflow flag.", - [72] = "Transfer the value from the Y register, to the X register.", - [73] = "STore the value from the Accumulator, in memory.", - [74] = "Transfer the value from the Stack pointer, to the X register.", - [75] = "LoaD the value from the operand, to the B register.", - [76] = "INcrement the X register.", - [77] = "WAIt for an interrupt", - [78] = "Transfer the value from the X register, to the Y register.", - [79] = "STore the value from the B register, in memory.", - [80] = "Transfer the value from the X register, to the Stack pointer.", - [81] = "LoaD the value from the operand, to the Y register.", - [82] = "BReaKpoint", - [83] = "NO oPeration", - [84] = "STore the value from the Y register, in memory.", - [85] = "DEcrement the B register.", - [86] = "Arithmetic Shift Right accumulator, with operand.", - [87] = "Arithmetic shift Right accumulator, with B.", - [88] = "STore the value from the X register, in memory.", - [89] = "INcrement the B register." -}; - +#if debug static const char *opname[0x100] = { [0x00] = "CPS", [0x01] = "ADC #", @@ -827,5 +593,6 @@ static const char *opname[0x100] = { [0xFD] = "STX zm", [0xFE] = "INB" }; +#endif extern int asmmon(); |