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108 lines
3.2 KiB
C
108 lines
3.2 KiB
C
//
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// disassembler.c
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// A2Mac
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//
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// Created by Tamas Rudnai on 3/13/22.
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// Copyright © 2022 GameAlloy. All rights reserved.
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//
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#include <stdio.h>
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#include "disassembler.h"
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disassembly_t disassembly;
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unsigned long long discnt = 0;
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INLINE flags_t getFlags2() {
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flags_t f = {
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m6502.C != 0, // Carry Flag
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m6502.Z != 0, // Zero Flag
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m6502.I != 0, // Interrupt Flag
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m6502.D != 0, // Decimal Flag
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m6502.B != 0, // B Flag
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m6502.res != 0, // reserved -- should be always 1
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m6502.V != 0, // Overflow Flag ???
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m6502.N != 0, // Negative Flag
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};
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return f;
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}
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void printDisassembly( FILE * f ) {
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if ( m6502.dbgLevel.trace && f ) {
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// fprintf( f, "%s: %-14s%-6s%-14s%-16s A:%02X X:%02X Y:%02X S:%02X P:%02X (%c%c%c%c%c%c%c%c)\n",
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// disassembly.addr,
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// disassembly.opcode,
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// disassembly.inst,
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// disassembly.oper,
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// disassembly.comment,
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// m6502.A,
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// m6502.X,
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// m6502.Y,
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// m6502.SP,
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// m6502.SR,
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// m6502.N ? 'N' : 'n',
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// m6502.V ? 'V' : 'v',
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// m6502.res ? 'R' : 'r',
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// m6502.B ? 'B' : 'b',
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// m6502.D ? 'D' : 'd',
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// m6502.I ? 'I' : 'i',
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// m6502.Z ? 'Z' : 'z',
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// m6502.C ? 'C' : 'c'
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// );
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// fprintf( f, "%llu\t%llu %s: %-11s%-4s%s\t0x%02X\t0x%02X\t0x%02X\t0x%02X\t0x%02X\t;\t%s\n", // Virtual ][ style
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// ++discnt,
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// m6502.clktime + clkfrm,
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// disassembly.addr,
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// disassembly.opcode,
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// disassembly.inst,
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// disassembly.oper,
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// m6502.A,
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// m6502.X,
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// m6502.Y,
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// 0,
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// //getFlags2(),
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// m6502.SP,
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// disassembly.comment
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// );
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// Virtual ][ Style
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fprintf( f, "%llu\t%llu\t%s: %-11s%-4s%s\t0x%02X\t0x%02X\t0x%02X\t0x%02X\t0x%02X\n", // Virtual ][ style
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++discnt,
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disassembly.clk,
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disassembly.addr,
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disassembly.opcode,
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disassembly.inst,
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disassembly.oper,
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m6502.A,
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m6502.X,
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m6502.Y,
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getFlags2().SR,
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m6502.SP
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);
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// static char line[256];
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// // Steve ][ Style
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// snprintf( line, sizeof(line), "%10llu %10llu %s: %-11s%-4s%s", // Steve ][ style
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// ++discnt,
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// disassembly.clk,
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// disassembly.addr,
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// disassembly.opcode,
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// disassembly.inst,
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// disassembly.oper
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// );
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//
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// fprintf( f, "%-55s; 0x%02X 0x%02X 0x%02X 0x%02X 0x%02X\n", // Steve ][ style
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// line,
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// m6502.A,
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// m6502.X,
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// m6502.Y,
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// getFlags2().SR,
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// m6502.SP
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// );
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}
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}
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