Пример #1
0
        /// -------------------------------------------------------------------------------------------------
        /// <summary> Gets a label. </summary>
        ///
        /// <remarks> 07/09/2018. </remarks>
        ///
        /// <param name="addr"> The address. </param>
        ///
        /// <returns> The label. </returns>
        /// -------------------------------------------------------------------------------------------------
        public static Label GetLabel(ref int[] bankmap, int addr)
        {
            int bank     = NextAddress.GetBankFromAddress(ref bankmap, addr);
            int longaddr = NextAddress.MakeLongAddress(bank, addr);


            foreach (Label l in labels)
            {
                if (longaddr == l.nextAddress.GetLongAddress())
                {
                    return(l);
                }
            }

            return(null);
        }
Пример #2
0
        // -------------------------------------------------------------------------------------------------
        // Patch dism memory with breakpoints
        //
        // \param [in,out]  mem
        // The memory.
        // \param           addr
        // The address.
        // \param           length
        // The length.
        // -------------------------------------------------------------------------------------------------
        private void PatchDismMemoryWithBreakpoints(ref byte[] mem, int addr, int length)
        {
            for (int i = 0; i < length; i++)
            {
                //looking for breakpoint instruction
                if (mem[i] == 0xc7)
                {
                    int a    = addr + i;
                    int bank = NextAddress.GetBankFromAddress(ref MainForm.banks, a);

                    int brk = Breakpoint.FindFreeBreakpointAddr(NextAddress.MakeLongAddress(bank, a));
                    if (brk >= 0)
                    {
                        //found a breakpoint so lets replace the memory bytes with the origional value.
                        mem[i] = Breakpoint.breakpointData[brk].replaceopcode;
                    }
                }
            }
        }
Пример #3
0
        /// -------------------------------------------------------------------------------------------------
        /// <summary> Gets function with offset. </summary>
        ///
        /// <remarks> 18/09/2018. </remarks>
        ///
        /// <param name="addr">   The address. </param>
        /// <param name="lab">    [out] The lab. </param>
        /// <param name="offset"> [out] The offset. </param>
        ///
        /// <returns> True if it succeeds, false if it fails. </returns>
        /// -------------------------------------------------------------------------------------------------
        public static bool GetFunctionWithOffset(ref int[] bankmap, int addr, out Label lab, out int offset)
        {
            int bank     = NextAddress.GetBankFromAddress(ref bankmap, addr);
            int longaddr = NextAddress.MakeLongAddress(bank, addr);



            lab    = null;
            offset = 0;

            int best      = int.MaxValue;
            int bestindex = -1;
            int index     = 0;

            foreach (Label l in labels)
            {
                if (longaddr >= l.nextAddress.GetLongAddress() && l.function)
                {
                    int off = longaddr - l.nextAddress.GetLongAddress();
                    if (off < best)
                    {
                        best      = off;
                        bestindex = index;
                    }
                }

                index++;
            }


            if (bestindex < 0)
            {
                return(false);
            }

            lab    = labels[bestindex];
            offset = best;

            return(true);
        }