/* * Interactive disassembler (IDA). * Version 2.06 * Copyright (c) 1990-93 by Ilfak Guilfanov. (2:5020/209@fidonet) * ALL RIGHTS RESERVED. * */ #include "i5.hpp" #include #include static char *RegNames[] = { "b", "c", "d", "e", "h", "l", "m", "a", // 0..7 "bc", "de", "hl","psw","sp","ix","iy","af'", // 8..15 "r", "i", "f", "xl", "xh","yl","yh", // 16..22 "w", "lw", "ixl", "ixu", "dsr", "xsr", "iyl", "iyu", "ysr", "sr", "ib", "iw", "xm", "lck", "bc'", "de'", "hl'","ix'","iy'", "b'", "c'", "d'", "e'", "h'", "l'", "m'", "a'", "cs","ds" }; int pflag; //----------------------------------------------------------------------- // PseudoSam assembler definiton //----------------------------------------------------------------------- static const char *ps_headers[] = { ".code", NULL }; static asm_t pseudosam = { AS_COLON | ASH_HEXF1 | AS_N2CHR, 0, "PseudoSam by PseudoCode", 0, ps_headers, NULL, ".org", ".end", ";", // comment string '"', // string delimiter '\'', // char delimiter "\\\"'", // special symbols in char and string constants ".db", // ascii string directive ".db", // byte directive ".drw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) ".rs %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // TASM assembler definiton for 8085 //----------------------------------------------------------------------- static char tasmname[] = "Table Driven Assembler (TASM) by Speech Technology Inc."; static asm_t tasm = { AS_COLON | AS_N2CHR | AS_1TEXT, UAS_NPAIR | UAS_NOENS, tasmname, 0, NULL, NULL, ".org", ".end", ";", // comment string '"', // string delimiter '\'', // char delimiter "\\\"'", // special symbols in char and string constants ".text", // ascii string directive ".db", // byte directive ".dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) ".block %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // TASM assembler definiton for Z80 //----------------------------------------------------------------------- static ushort tasmz80_bads[] = { I5_rst, Z80_srr, 0 }; static asm_t tasmz80 = { AS_COLON | AS_N2CHR | AS_1TEXT, UAS_NOENS | UAS_TOFF, "Table Driven Assembler (TASM) by Speech Technology Inc.", 0, NULL, tasmz80_bads, ".org", ".end", ";", // comment string '"', // string delimiter '\'', // char delimiter "\\\"'", // special symbols in char and string constants ".text", // ascii string directive ".db", // byte directive ".dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) ".block %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // Cross-16 assembler definiton (8085) //----------------------------------------------------------------------- static const char *cross16_headers[] = { "cpu \"8085.tbl\"", NULL }; static ushort cross_bads[] = { I5_cz, 0 }; static asm_t cross16 = { AS_COLON | AS_NHIAS, UAS_NPAIR, "Cross-16 by Universal Cross-Assemblers", 0, cross16_headers, cross_bads, "org", "end", ";", // comment string '"', // string delimiter '\0', // char delimiter (no char consts) "\\\"'", // special symbols in char and string constants "dfb", // ascii string directive "dfb", // byte directive "dwl", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) "dfs %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // Cross-16 assembler definiton (z80) //----------------------------------------------------------------------- static const char *cross16z80_headers[] = { "cpu \"z80.tbl\"", NULL }; static const ushort cross16z80_bads[] = { Z80_set, Z80_srr, 0 }; static asm_t cross16z80 = { AS_COLON | AS_NHIAS, UAS_MKIMM, "Cross-16 by Universal Cross-Assemblers", 0, cross16z80_headers, cross16z80_bads, "org", "end", ";", // comment string '"', // string delimiter '\0', // char delimiter (no char consts) "\\\"'", // special symbols in char and string constants "dfb", // ascii string directive "dfb", // byte directive "dwl", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) "dfs %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // A80 assembler definiton //----------------------------------------------------------------------- static const ushort a80_bads[] = { I5_rim, I5_sim, 0 }; static asm_t a80 = { AS_COLON | ASD_DECF1 | ASH_HEXF2 | AS_UNEQU, UAS_NPAIR, "A80 by ANTA electronics", 0, NULL, a80_bads, "org", NULL, ";", // comment string '\'', // string delimiter '\0', // char delimiter (no char consts) "'", // special symbols in char and string constants "db", // ascii string directive "db", // byte directive "dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) NULL, // uninited arrays "equ", NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // A80 assembler definiton (Z80) //----------------------------------------------------------------------- static asm_t a80z = { AS_COLON | ASD_DECF1 | ASH_HEXF2 | AS_UNEQU, UAS_NPAIR | UAS_UNDOC | UAS_FUNNY, "A80 by ANTA electronics", 0, NULL, a80_bads, "adr", NULL, ";", // comment string '\'', // string delimiter '\0', // char delimiter (no char consts) "'", // special symbols in char and string constants "db", // ascii string directive "db", // byte directive "dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) NULL, // uninited arrays "equ", NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // Avocet Macro Preprocessor v1.0 by Avocet Systems, Inc. //----------------------------------------------------------------------- static const char *avocet_headers[] = { "; $chip(HD64180) ; please uncomment and place as first line for HD64180", " defseg allseg, absolute ; make avocet think that we have", " seg allseg ; one big absolute segment", NULL }; static const ushort avocet_bads[] = { Z80_srr, 0 }; static asm_t avocet = { AS_NHIAS, 0, "Avocet Macro Preprocessor v1.0 by Avocet Systems, Inc.", 0, avocet_headers, avocet_bads, "org", "end", ";", // comment string '"', // string delimiter '\'', // char delimiter "\"'", // special symbols in char and string constants "db", // ascii string directive "db", // byte directive "dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) "ds %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // ASxxxx by Alan R. Baldwin //----------------------------------------------------------------------- static const char *asxxxx_headers[] = { " .area idaseg (ABS)", " .hd64 ; this is needed only for HD64180", NULL }; static const ushort asxxxx_bads[] = { Z80_srr, I5_sub, 0 }; static asm_t asxxxx = { AS_NHIAS | AS_COLON | AS_NCHRE | AS_N2CHR | AS_1TEXT | ASH_HEXF3, UAS_MKIMM | UAS_MKOFF | UAS_CNDUP, "ASxxxx by Alan R. Baldwin v1.5", 0, asxxxx_headers, asxxxx_bads, ".org", NULL, ";", // comment string '\'', // string delimiter '\'', // char delimiter "'", // special symbols in char and string constants ".ascii", // ascii string directive ".db", // byte directive ".dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) ".ds %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // X-M-80 by Leo Sandy, (8080) //----------------------------------------------------------------------- static const char *xm80_headers[] = { ".8080", NULL }; static const ushort xm80_bads[] = { I5_rim, I5_sim, Z80_srr, 0 }; static asm_t xm80 = { AS_COLON | AS_NHIAS, UAS_CSEGS, "X-M-80 by Leo Sandy", 0, xm80_headers, xm80_bads, "org", "end", ";", // comment string '\'', // string delimiter '\'', // char delimiter "'", // special symbols in char and string constants "db", // ascii string directive "db", // byte directive "dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) "ds %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // X-M-80 by Leo Sandy, (Z80) //----------------------------------------------------------------------- static const char *xm80z_headers[] = { ".Z80", NULL }; static asm_t xm80z = { AS_COLON | AS_NHIAS, UAS_CSEGS, "X-M-80 by Leo Sandy", 0, xm80z_headers, xm80_bads, "org", "end", ";", // comment string '\'', // string delimiter '\'', // char delimiter "'", // special symbols in char and string constants "db", // ascii string directive "db", // byte directive "dw", // word directive NULL, // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) NULL, // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real NULL, // arrays (#h,#d,#v,#s(...) "ds %s", // uninited arrays NULL, // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput NULL, // curip NULL, // func_header NULL, // func_footer NULL, // public NULL, // weak NULL, // extrn NULL, // comm NULL, // get_type_name NULL, // align '(', ')', // lbrace, rbrace NULL, // mod NULL, // and NULL, // or NULL, // xor NULL, // not NULL, // shl NULL, // shr NULL, // sizeof }; //----------------------------------------------------------------------- // Zilog Macro Assembler (ZMASM) //----------------------------------------------------------------------- static ushort zmasm_bads[] = { Z80_srr, 0 }; static asm_t zmasm = { ASH_HEXF0 | // 34h ASD_DECF0 | // 34 ASO_OCTF0 | // 123o ASB_BINF0 | // 010101b AS_N2CHR | // can't have 2 byte char consts AS_COLON | // ':' after all labels AS_ASCIIC | // ascii directive accepts C-like strings AS_ONEDUP | // one dup directive per line 0, UAS_ZMASM, "Zilog Macro Assembler", 0, NULL, // headers zmasm_bads, // bads "org", "end", ";", // comment string '\'', // string delimiter '\'', // char delimiter "'\"", // special symbols in char and string constants ".ascii", // ascii string directive "db", // byte directive "dw", // word directive "dl", // dword (4 bytes) NULL, // qword (8 bytes) NULL, // oword (16 bytes) ".float", // float (4 bytes) NULL, // double (8 bytes) NULL, // tbyte (10/12 bytes) NULL, // packed decimal real "#h [ #d ], #v", // arrays (#h,#d,#v,#s(...) "ds %s", // uninited arrays "equ", // equ NULL, // seg prefix NULL, // checkarg_preline NULL, // checkarg_atomprefix NULL, // checkarg_operations NULL, // XlatAsciiOutput "$", // curip NULL, // func_header NULL, // func_footer "public", // public NULL, // weak "extern", // extrn NULL, // comm NULL, // get_type_name "align", // align '(', ')', // lbrace, rbrace "%", // mod "&", // and "|", // or "^", // xor "~", // not "<<", // shl ">>", // shr NULL, // sizeof }; static asm_t *i8085asms[] = { &tasm, &xm80, &pseudosam, &cross16, &a80, NULL }; static asm_t *Z80asms[] = { &zmasm, &tasmz80, &xm80z, &pseudosam, &cross16z80, &a80z, &avocet, &asxxxx, NULL }; static asm_t *HD64180asms[] = { &zmasm, &tasmz80, &avocet, &asxxxx, NULL }; //---------------------------------------------------------------------- static netnode helper; char device[MAXSTR] = ""; static size_t numports; static ioport_t *ports; #include "../iocommon.cpp" //------------------------------------------------------------------ const char *z80_find_ioport(int port) { const ioport_t *p = find_ioport(ports, numports, port); return p ? p->name : NULL; } //------------------------------------------------------------------ const char *z80_find_ioport_bit(int port, int bit) { const ioport_bit_t *p = find_ioport_bit(ports, numports, port, bit); return p ? p->name : NULL; } //------------------------------------------------------------------ const char *set_idp_options(const char *keyword,int /*value_type*/,const void * /*value*/) { if ( keyword != NULL ) return IDPOPT_BADKEY; char cfgfile[QMAXFILE]; get_cfg_filename(cfgfile, sizeof(cfgfile)); if ( choose_ioport_device(cfgfile, device, sizeof(device), parse_area_line0) ) set_device_name(device, IORESP_NONE); return IDPOPT_OK; } //---------------------------------------------------------------------- static char features[] = { _PT_8085, _PT_Z80, _PT_64180, _PT_Z180, _PT_Z380 }; static int notify(processor_t::idp_notify msgid, ...) { // Various messages: va_list va; va_start(va, msgid); // A well behaving processor module should call invoke_callbacks() // in his notify() function. If this function returns 0, then // the processor module should process the notification itself // Otherwise the code should be returned to the caller: int code = invoke_callbacks(HT_IDP, msgid, va); if ( code ) return code; switch(msgid) { case ph.init: helper.create("$ z80"); break; case ph.newprc: { int np = va_arg(va, int); pflag = features[np]; ph.assemblers = i8085asms; if ( isZ80() ) ph.assemblers = Z80asms; if ( is64180() ) ph.assemblers = HD64180asms; set_device_name(helper.supval(-1), IORESP_NONE); } break; case ph.newfile: if ( strcmp(inf.procName, "z180") == 0 ) { char cfgfile[QMAXFILE]; get_cfg_filename(cfgfile, sizeof(cfgfile)); if ( choose_ioport_device(cfgfile, device, sizeof(device), parse_area_line0) ) set_device_name(device, IORESP_AREA); } break; default: break; } va_end(va); return(1); } //----------------------------------------------------------------------- static bool can_have_type(op_t &x) // returns 1 - operand can have { switch ( x.type ) { case o_void: // No Operand case o_reg: // General Register case o_phrase: // Base Reg + Index Reg case o_cond: // FPP register return 0; } return 1; } //----------------------------------------------------------------------- static char *shnames[] = { "8085", "z80", "64180", "z180", "z380", NULL }; static char *lnames[] = { "Intel 8085", "Zilog 80", "HD64180", "Zilog Z180", "Zilog Z380", NULL }; //----------------------------------------------------------------------- static uchar retcode_1[] = { 0xC9 }; static uchar retcode_2[] = { 0xED, 0x45 }; static uchar retcode_3[] = { 0xED, 0x4D }; static bytes_t retcodes[] = { { sizeof(retcode_1), retcode_1 }, { sizeof(retcode_2), retcode_2 }, { sizeof(retcode_3), retcode_3 }, { 0, NULL } }; //----------------------------------------------------------------------- // Intel 8080/8085 processor definition //----------------------------------------------------------------------- processor_t LPH = { IDP_INTERFACE_VERSION, PLFM_Z80, // id PRN_HEX|PR_SEGTRANS, 8, // 8 bits in a byte for code segments 8, // 8 bits in a byte for other segments shnames, lnames, i8085asms, notify, i5_header, i5_footer, i5_segstart, std_gen_segm_footer, NULL, // assumes i5_ana, i5_emu, i5_out, i5_outop, intel_data, NULL, // int (*cmp_opnd)(op_t &op1,op_t &op2); // returns 1 - equal operands can_have_type, // returns 1 - operand can have // a user-defined type R_vds+1, // number of registers RegNames, NULL, 0, NULL, NULL, NULL, // // There will be 2 virtual registers: code segment register // data segment register // R_vcs,R_vds, // first, last 0, // size of a segment register R_vcs,R_vds, // CS,DS NULL, // No known code start sequences retcodes, // 'Return' instruction codes 0,I5_last, Instructions, NULL, // int (*is_far_jump)(int icode); NULL, // Translation function for offsets 0, // int tbyte_size; -- doesn't exist NULL, // int (*realcvt)(void *m, ushort *e, ushort swt); { 0, 0, 0, 0 }, // char real_width[4]; // number of symbols after decimal point // 2byte float (0-does not exist) // normal float // normal double // long double NULL, // int (*is_switch)(switch_info_t *si); NULL, // long (*gen_map_file)(FILE *fp); NULL, // ea_t (*extract_address)(ea_t ea,const char *string,int x); NULL, // int (*is_sp_based)(op_t &x); -- always, so leave it NULL NULL, // int (*create_func_frame)(func_t *pfn); NULL, // int (*get_frame_retsize(func_t *pfn) NULL, // void (*gen_stkvar_def)(char *buf,const member_t *mptr,sval_t v); gen_spcdef, // Generate text representation of an item in a special segment I5_ret, // Icode of return instruction. It is ok to give any of possible return instructions set_idp_options, // const char *(*set_idp_options)(const char *keyword,int value_type,const void *value); NULL, // int (*is_align_insn)(ea_t ea); NULL, // mvm_t *mvm; };