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Initial documentation added.
9 years ago
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>CIYAM AT - at.cpp </title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
<meta name="copyright" content="Copyright 2015 CIYAM Developers"/>
<link rel="stylesheet" href="document.css" type="text/css"/>
</head>
<div id="content">
<div id="header">
<div id="appname"><a href="//ciyam.org/at">AT</a></div>
<h3 class="right-top">at.cpp </h3>
</div>
<div id="main">
<div id="text">
<pre>
at.cpp
// Copyright (c) 2014 CIYAM Developers
//
// Distributed under the MIT/X11 software license, please refer to the file license.txt
// in the root project directory or http://www.opensource.org/licenses/mit-license.php.
#include &lt;cstdlib&gt;
#include &lt;memory.h&gt;
#ifndef _WIN32
# include &lt;stdint.h&gt;
#else
# ifdef _MSC_VER
typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
# endif
#endif
#include &lt;map&gt;
#include &lt;set&gt;
#include &lt;deque&gt;
#include &lt;memory&gt;
#include &lt;string&gt;
#include &lt;vector&gt;
#include &lt;fstream&gt;
#include &lt;iomanip&gt;
#include &lt;sstream&gt;
#include &lt;iostream&gt;
#include &lt;stdexcept&gt;
/* Basic Test Cases
(output value)
&gt; code 0100000000b8220000000000003301000000000028
&gt; run
8888
(testing loop)
&gt; code 35020000000000330100000000001e00000000f228
&gt; run
1
2
3
4
5
6
7
8
9
0
(explicit loop)
&gt; code 010000000003000000000000000500000000330100000000001e00000000f428
&gt; run
2
1
0
*/
using namespace std;
const int32_t c_code_page_bytes = 512;
const int32_t c_data_page_bytes = 512;
const int32_t c_call_stack_page_bytes = 256;
const int32_t c_user_stack_page_bytes = 256;
int32_t g_code_pages = 1;
int32_t g_data_pages = 1;
int32_t g_call_stack_pages = 1;
int32_t g_user_stack_pages = 1;
const int64_t c_default_balance = 100;
const int32_t c_max_to_multiply = 0x1fffffff;
int64_t g_val = 0;
int64_t g_val1 = 0;
int64_t g_balance = c_default_balance;
bool g_first_call = true;
int32_t g_increment_func = 0;
enum op_code
{
e_op_code_NOP = 0x7f,
e_op_code_SET_VAL = 0x01,
e_op_code_SET_DAT = 0x02,
e_op_code_CLR_DAT = 0x03,
e_op_code_INC_DAT = 0x04,
e_op_code_DEC_DAT = 0x05,
e_op_code_ADD_DAT = 0x06,
e_op_code_SUB_DAT = 0x07,
e_op_code_MUL_DAT = 0x08,
e_op_code_DIV_DAT = 0x09,
e_op_code_BOR_DAT = 0x0a,
e_op_code_AND_DAT = 0x0b,
e_op_code_XOR_DAT = 0x0c,
e_op_code_NOT_DAT = 0x0d,
e_op_code_SET_IND = 0x0e,
e_op_code_SET_IDX = 0x0f,
e_op_code_PSH_DAT = 0x10,
e_op_code_POP_DAT = 0x11,
e_op_code_JMP_SUB = 0x12,
e_op_code_RET_SUB = 0x13,
e_op_code_IND_DAT = 0x14,
e_op_code_IDX_DAT = 0x15,
e_op_code_MOD_DAT = 0x16,
e_op_code_SHL_DAT = 0x17,
e_op_code_SHR_DAT = 0x18,
e_op_code_JMP_ADR = 0x1a,
e_op_code_BZR_DAT = 0x1b,
e_op_code_BNZ_DAT = 0x1e,
e_op_code_BGT_DAT = 0x1f,
e_op_code_BLT_DAT = 0x20,
e_op_code_BGE_DAT = 0x21,
e_op_code_BLE_DAT = 0x22,
e_op_code_BEQ_DAT = 0x23,
e_op_code_BNE_DAT = 0x24,
e_op_code_SLP_DAT = 0x25,
e_op_code_FIZ_DAT = 0x26,
e_op_code_STZ_DAT = 0x27,
e_op_code_FIN_IMD = 0x28,
e_op_code_STP_IMD = 0x29,
e_op_code_SLP_IMD = 0x2a,
e_op_code_ERR_ADR = 0x2b,
e_op_code_SET_PCS = 0x30,
e_op_code_EXT_FUN = 0x32,
e_op_code_EXT_FUN_DAT = 0x33,
e_op_code_EXT_FUN_DAT_2 = 0x34,
e_op_code_EXT_FUN_RET = 0x35,
e_op_code_EXT_FUN_RET_DAT = 0x36,
e_op_code_EXT_FUN_RET_DAT_2 = 0x37,
};
struct machine_state
{
machine_state( )
{
pce = pcs = 0;
reset( );
}
void reset( )
{
pc = pcs;
opc = 0;
cs = 0;
us = 0;
steps = 0;
a1 = 0;
a2 = 0;
a3 = 0;
a4 = 0;
b1 = 0;
b2 = 0;
b3 = 0;
b4 = 0;
jumps.clear( );
stopped = false;
finished = false;
}
bool stopped; // transient
bool finished; // transient
int32_t pc;
int32_t pce;
int32_t pcs;
int32_t opc; // transient
int32_t cs;
int32_t us;
int64_t a1;
int64_t a2;
int64_t a3;
int64_t a4;
int64_t b1;
int64_t b2;
int64_t b3;
int64_t b4;
int32_t steps;
int32_t sleep_until;
set&lt; int32_t &gt; jumps; // transient
};
struct function_data
{
function_data( )
{
loop = false;
offset = 0;
}
bool loop;
size_t offset;
vector&lt; int64_t &gt; data;
};
string decode_function_name( int16_t fun, int8_t op )
{
ostringstream osstr;
int8_t op_expected = 0;
switch( fun )
{
case 0x0100:
osstr &lt;&lt; "Get_A1";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0101:
osstr &lt;&lt; "Get_A2";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0102:
osstr &lt;&lt; "Get_A3";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0103:
osstr &lt;&lt; "Get_A4";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0104:
osstr &lt;&lt; "Get_B1";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0105:
osstr &lt;&lt; "Get_B2";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0106:
osstr &lt;&lt; "Get_B3";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0107:
osstr &lt;&lt; "Get_B4";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0110:
osstr &lt;&lt; "Set_A1";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0111:
osstr &lt;&lt; "Set_A2";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0112:
osstr &lt;&lt; "Set_A3";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0113:
osstr &lt;&lt; "Set_A4";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0114:
osstr &lt;&lt; "Set_A1_A2";
op_expected = e_op_code_EXT_FUN_DAT_2;
break;
case 0x0115:
osstr &lt;&lt; "Set_A3_A4";
op_expected = e_op_code_EXT_FUN_DAT_2;
break;
case 0x0116:
osstr &lt;&lt; "Set_B1";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0117:
osstr &lt;&lt; "Set_B2";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0118:
osstr &lt;&lt; "Set_B3";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0119:
osstr &lt;&lt; "Set_B4";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x011a:
osstr &lt;&lt; "Set_B1_B2";
op_expected = e_op_code_EXT_FUN_DAT_2;
break;
case 0x011b:
osstr &lt;&lt; "Set_B3_B4";
op_expected = e_op_code_EXT_FUN_DAT_2;
break;
case 0x0120:
osstr &lt;&lt; "Clear_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0121:
osstr &lt;&lt; "Clear_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0122:
osstr &lt;&lt; "Clear_A_And_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0123:
osstr &lt;&lt; "Copy_A_From_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0124:
osstr &lt;&lt; "Copy_B_From_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0125:
osstr &lt;&lt; "Check_A_Is_Zero";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0126:
osstr &lt;&lt; "Check_B_Is_Zero";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0127:
osstr &lt;&lt; "Check_A_Equals_B";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0128:
osstr &lt;&lt; "Swap_A_and_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0129:
osstr &lt;&lt; "OR_A_with_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x012a:
osstr &lt;&lt; "OR_B_with_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x012b:
osstr &lt;&lt; "AND_A_with_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x012c:
osstr &lt;&lt; "AND_B_with_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x012d:
osstr &lt;&lt; "XOR_A_with_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x012e:
osstr &lt;&lt; "XOR_B_with_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0200:
osstr &lt;&lt; "MD5_A_To_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0201:
osstr &lt;&lt; "Check_MD5_A_With_B";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0202:
osstr &lt;&lt; "HASH160_A_To_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0203:
osstr &lt;&lt; "Check_HASH160_A_With_B";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0204:
osstr &lt;&lt; "SHA256_A_To_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0205:
osstr &lt;&lt; "Check_SHA256_A_With_B";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0300:
osstr &lt;&lt; "Get_Block_Timestamp";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0301:
osstr &lt;&lt; "Get_Creation_Timestamp";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0302:
osstr &lt;&lt; "Get_Last_Block_Timestamp";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0303:
osstr &lt;&lt; "Put_Last_Block_Hash_In_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0304:
osstr &lt;&lt; "A_To_Tx_After_Timestamp";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0305:
osstr &lt;&lt; "Get_Type_For_Tx_In_A";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0306:
osstr &lt;&lt; "Get_Amount_For_Tx_In_A";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0307:
osstr &lt;&lt; "Get_Timestamp_For_Tx_In_A";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0308:
osstr &lt;&lt; "Get_Random_Id_For_Tx_In_A";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0309:
osstr &lt;&lt; "Message_From_Tx_In_A_To_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x030a:
osstr &lt;&lt; "B_To_Address_Of_Tx_In_A";
op_expected = e_op_code_EXT_FUN;
break;
case 0x030b:
osstr &lt;&lt; "B_To_Address_Of_Creator";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0400:
osstr &lt;&lt; "Get_Current_Balance";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0401:
osstr &lt;&lt; "Get_Previous_Balance";
op_expected = e_op_code_EXT_FUN_RET;
break;
case 0x0402:
osstr &lt;&lt; "Send_To_Address_In_B";
op_expected = e_op_code_EXT_FUN_DAT;
break;
case 0x0403:
osstr &lt;&lt; "Send_All_To_Address_In_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0404:
osstr &lt;&lt; "Send_Old_To_Address_In_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0405:
osstr &lt;&lt; "Send_A_To_Address_In_B";
op_expected = e_op_code_EXT_FUN;
break;
case 0x0406:
osstr &lt;&lt; "Add_Minutes_To_Timestamp";
op_expected = e_op_code_EXT_FUN_RET_DAT_2;
break;
default:
osstr &lt;&lt; "0x" &lt;&lt; hex &lt;&lt; setw( 4 ) &lt;&lt; setfill( '0' ) &lt;&lt; fun;
}
if( op && op_expected && op != op_expected )
osstr &lt;&lt; " *** invalid op ***";
return osstr.str( );
}
map&lt; int32_t, function_data &gt; g_function_data;
int64_t get_function_data( int32_t func_num )
{
if( func_num == g_increment_func )
{
if( g_first_call )
g_first_call = false;
else
{
for( map&lt; int32_t, function_data &gt;::iterator i = g_function_data.begin( ); i != g_function_data.end( ); ++i )
{
if( ++( i-&gt;second.offset ) &gt;= i-&gt;second.data.size( ) )
{
if( i-&gt;second.loop )
i-&gt;second.offset = 0;
else
--( i-&gt;second.offset );
}
}
}
}
int64_t rc = g_function_data[ func_num ].data[ g_function_data[ func_num ].offset ];
return rc;
}
int64_t func( int32_t func_num, machine_state& state )
{
int64_t rc = 0;
if( func_num == 1 )
rc = g_val;
else if( func_num == 2 ) // get a value
{
if( g_val == 9 )
rc = g_val = 0;
else
rc = ++g_val;
}
else if( func_num == 3 ) // get size
rc = 10;
else if( func_num == 4 ) // get func num
rc = func_num;
else if( func_num == 25 || func_num == 32 ) // get balance (prior)
{
rc = g_balance;
if( g_function_data.count( func_num ) )
{
cout &lt;&lt; "(resetting function data)\n";
g_first_call = true;
for( map&lt; int32_t, function_data &gt;::iterator i = g_function_data.begin( ); i != g_function_data.end( ); ++i )
i-&gt;second.offset = 0;
}
}
else if( func_num == 0x0100 ) // Get_A1
rc = state.a1;
else if( func_num == 0x0101 ) // Get_A2
rc = state.a2;
else if( func_num == 0x0102 ) // Get_A3
rc = state.a3;
else if( func_num == 0x0103 ) // Get_A4
rc = state.a4;
else if( func_num == 0x0104 ) // Get_B1
rc = state.b1;
else if( func_num == 0x0105 ) // Get_B2
rc = state.b2;
else if( func_num == 0x0106 ) // Get_B3
rc = state.b3;
else if( func_num == 0x0107 ) // Get_B4
rc = state.b4;
else if( func_num == 0x0120 ) // Clear_A
{
state.a1 = 0;
state.a2 = 0;
state.a3 = 0;
state.a4 = 0;
}
else if( func_num == 0x0121 ) // Clear_B
{
state.b1 = 0;
state.b2 = 0;
state.b3 = 0;
state.b4 = 0;
}
else if( func_num == 0x0122 ) // Clear_A_And_B
{
state.a1 = state.b1 = 0;
state.a2 = state.b2 = 0;
state.a3 = state.b3 = 0;
state.a4 = state.b4 = 0;
}
else if( func_num == 0x0123 ) // Copy_A_From_B
{
state.a1 = state.b1;
state.a2 = state.b2;
state.a3 = state.b3;
state.a4 = state.b4;
}
else if( func_num == 0x0124 ) // Copy_B_From_A
{
state.b1 = state.a1;
state.b2 = state.a2;
state.b3 = state.a3;
state.b4 = state.a4;
}
else if( func_num == 0x0125 ) // Check_A_Is_Zero
{
if( state.a1 == 0 && state.a2 == 0 && state.a3 == 0 && state.a4 == 0 )
rc = true;
}
else if( func_num == 0x0126 ) // Check_B_Is_Zero
{
if( state.b1 == 0 && state.b2 == 0 && state.b3 == 0 && state.b4 == 0 )
rc = true;
}
else if( func_num == 0x0127 ) // Check_A_Equals_B
{
if( state.a1 == state.b1 && state.a2 == state.b2 && state.a3 == state.b3 && state.a4 == state.b4 )
rc = true;
}
else if( func_num == 0x0128 ) // Swap_A_and_B
{
int64_t tmp_a1 = state.a1;
int64_t tmp_a2 = state.a2;
int64_t tmp_a3 = state.a3;
int64_t tmp_a4 = state.a4;
state.a1 = state.b1;
state.a2 = state.b2;
state.a3 = state.b3;
state.a4 = state.b4;
state.b1 = tmp_a1;
state.b2 = tmp_a2;
state.b3 = tmp_a3;
state.b4 = tmp_a4;
}
else if( func_num == 0x0129 ) // OR_A_with_B
{
state.a1 = state.a1 | state.b1;
state.a2 = state.a2 | state.b2;
state.a3 = state.a3 | state.b3;
state.a4 = state.a4 | state.b4;
}
else if( func_num == 0x012a ) // OR_B_with_A
{
state.b1 = state.a1 | state.b1;
state.b2 = state.a2 | state.b2;
state.b3 = state.a3 | state.b3;
state.b4 = state.a4 | state.b4;
}
else if( func_num == 0x012b ) // AND_A_with_B
{
state.a1 = state.a1 & state.b1;
state.a2 = state.a2 & state.b2;
state.a3 = state.a3 & state.b3;
state.a4 = state.a4 & state.b4;
}
else if( func_num == 0x012c ) // AND_B_with_A
{
state.b1 = state.a1 & state.b1;
state.b2 = state.a2 & state.b2;
state.b3 = state.a3 & state.b3;
state.b4 = state.a4 & state.b4;
}
else if( func_num == 0x012d ) // XOR_A_with_B
{
state.a1 = state.a1 ^ state.b1;
state.a2 = state.a2 ^ state.b2;
state.a3 = state.a3 ^ state.b3;
state.a4 = state.a4 ^ state.b4;
}
else if( func_num == 0x012e ) // XOR_B_with_A
{
state.b1 = state.a1 ^ state.b1;
state.b2 = state.a2 ^ state.b2;
state.b3 = state.a3 ^ state.b3;
state.b4 = state.a4 ^ state.b4;
}
else if( g_function_data.count( func_num ) )
rc = get_function_data( func_num );
if( func_num != 2 )
{
if( func_num &lt; 0x100 )
cout &lt;&lt; "func: " &lt;&lt; dec &lt;&lt; func_num &lt;&lt; " rc: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
else
cout &lt;&lt; "func: " &lt;&lt; decode_function_name( func_num, 0 )
&lt;&lt; " rc: 0x" &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
}
return rc;
}
int64_t func1( int32_t func_num, machine_state& state, int64_t value, int8_t* p_data = 0, int32_t dsize = 0 )
{
int64_t rc = 0;
if( func_num == 1 ) // echo
cout &lt;&lt; dec &lt;&lt; value &lt;&lt; '\n';
else if( func_num == 2 )
rc = value * 2; // double it
else if( func_num == 3 )
rc = value / 2; // halve it
else if( func_num == 26 || func_num == 33 ) // pay balance (prior)
{
cout &lt;&lt; "payout " &lt;&lt; dec &lt;&lt; g_balance &lt;&lt; " to account: " &lt;&lt; value &lt;&lt; '\n';
g_balance = 0;
}
else if( func_num == 0x0110 ) // Set_A1
state.a1 = value;
else if( func_num == 0x0111 ) // Set_A2
state.a2 = value;
else if( func_num == 0x0112 ) // Set_A3
state.a3 = value;
else if( func_num == 0x0113 ) // Set_A4
state.a4 = value;
else if( func_num == 0x0116 ) // Set_B1
state.b1 = value;
else if( func_num == 0x0117 ) // Set_B2
state.b2 = value;
else if( func_num == 0x0118 ) // Set_B3
state.b3 = value;
else if( func_num == 0x0119 ) // Set_B4
state.b4 = value;
else if( g_function_data.count( func_num ) )
rc = get_function_data( func_num );
if( func_num != 1 && func_num != 26 )
{
if( func_num &lt; 0x100 )
cout &lt;&lt; "func1: " &lt;&lt; dec &lt;&lt; func_num &lt;&lt; " with " &lt;&lt; value
&lt;&lt; " rc: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
else
cout &lt;&lt; "func1: " &lt;&lt; decode_function_name( func_num, 0 )
&lt;&lt; " with " &lt;&lt; value &lt;&lt; " rc: 0x" &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
}
return rc;
}
int64_t func2( int32_t func_num, machine_state& state, int64_t value1, int64_t value2, int8_t* p_data = 0, int32_t dsize = 0 )
{
int64_t rc = 0;
if( func_num == 2 )
rc = value1 * value2; // multiply values
else if( func_num == 3 )
rc = value1 / value2; // divide values
else if( func_num == 4 )
rc = value1 + value2; // sum values
else if( func_num == 31 ) // send amount to address
{
if( value1 &gt; g_balance )
value1 = g_balance;
cout &lt;&lt; "payout " &lt;&lt; dec &lt;&lt; value1 &lt;&lt; " to account: " &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; value2 &lt;&lt; '\n';
g_balance -= value1;
}
else if( func_num == 0x0114 ) // Set_A1_A2
{
state.a1 = value1;
state.a2 = value2;
}
else if( func_num == 0x0115 ) // Set_A3_A4
{
state.a3 = value1;
state.a4 = value2;
}
else if( func_num == 0x011a ) // Set_B1_B2
{
state.b1 = value1;
state.b2 = value2;
}
else if( func_num == 0x011b ) // Set_B3_B4
{
state.b3 = value1;
state.b4 = value2;
}
else if( g_function_data.count( func_num ) )
rc = get_function_data( func_num );
if( func_num != 31 )
{
if( func_num &lt; 0x100 )
cout &lt;&lt; "func2: " &lt;&lt; dec &lt;&lt; func_num &lt;&lt; " with " &lt;&lt; value1
&lt;&lt; " and " &lt;&lt; value2 &lt;&lt; " rc: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
else
cout &lt;&lt; "func2: " &lt;&lt; decode_function_name( func_num, 0 ) &lt;&lt; " with " &lt;&lt; value1
&lt;&lt; " and " &lt;&lt; value2 &lt;&lt; " rc: 0x" &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; rc &lt;&lt; '\n';
}
return rc;
}
int get_fun( int8_t* p_code, int32_t csize, const machine_state& state, int16_t& fun )
{
if( state.pc + ( int32_t )sizeof( int16_t ) &gt;= csize )
return -1;
else
{
fun = *( int16_t* )( p_code + state.pc + 1 );
return 0;
}
}
int get_addr( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int32_t& addr, bool is_code = false )
{
if( state.pc + ( int32_t )sizeof( int32_t ) &gt;= csize )
return -1;
else
{
addr = *( int32_t* )( p_code + state.pc + 1 );
if( addr &lt; 0 || addr &gt; c_max_to_multiply || ( is_code && addr &gt;= csize ) )
return -1;
else if( !is_code && ( ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize ) )
return -1;
else
return 0;
}
}
int get_addrs( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int32_t& addr1, int32_t& addr2 )
{
if( state.pc + ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int32_t ) &gt;= csize )
return -1;
else
{
addr1 = *( int32_t* )( p_code + state.pc + 1 );
addr2 = *( int32_t* )( p_code + state.pc + 1 + sizeof( int32_t ) );
if( addr1 &lt; 0 || addr1 &gt; c_max_to_multiply
|| addr2 &lt; 0 || addr2 &gt; c_max_to_multiply
|| ( addr1 * 8 ) &lt; 0 || ( addr2 * 8 ) &lt; 0
|| ( addr1 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize
|| ( addr2 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
return -1;
else
return 0;
}
}
int get_addr_off( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int32_t& addr, int8_t& off )
{
if( state.pc + ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int8_t ) &gt;= csize )
return -1;
else
{
addr = *( int32_t* )( p_code + state.pc + 1 );
off = *( int8_t* )( p_code + state.pc + 1 + sizeof( int32_t ) );
if( addr &lt; 0 || addr &gt; c_max_to_multiply || ( addr * 8 ) &lt; 0
|| ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize || state.pc + off &gt;= csize )
return -1;
else
return 0;
}
}
int get_addrs_off( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int32_t& addr1, int32_t& addr2, int8_t& off )
{
if( state.pc + ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int8_t ) &gt;= csize )
return -1;
else
{
addr1 = *( int32_t* )( p_code + state.pc + 1 );
addr2 = *( int32_t* )( p_code + state.pc + 1 + sizeof( int32_t ) );
off = *( int8_t* )( p_code + state.pc + 1 + sizeof( int32_t ) + sizeof( int32_t ) );
if( addr1 &lt; 0 || addr1 &lt; c_max_to_multiply
|| addr2 &lt; 0 || addr2 &lt; c_max_to_multiply
|| ( addr1 * 8 ) &lt; 0 || ( addr2 * 8 ) &lt; 0
|| ( addr1 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize
|| ( addr2 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize || state.pc + off &gt;= csize )
return -1;
else
return 0;
}
}
int get_fun_addr( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int16_t& fun, int32_t& addr )
{
if( state.pc + ( int32_t )sizeof( int16_t ) + ( int32_t )sizeof( int32_t ) &gt;= csize )
return -1;
else
{
fun = *( int16_t* )( p_code + state.pc + 1 );
addr = *( int32_t* )( p_code + state.pc + 1 + sizeof( int16_t ) );
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
return -1;
else
return 0;
}
}
int get_fun_addrs( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int16_t& fun, int32_t& addr1, int32_t& addr2 )
{
if( state.pc + ( int32_t )sizeof( int16_t )
+ ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int32_t ) &gt;= csize )
return -1;
else
{
fun = *( int16_t* )( p_code + state.pc + 1 );
addr1 = *( int32_t* )( p_code + state.pc + 1 + sizeof( int16_t ) );
addr2 = *( int32_t* )( p_code + state.pc + 1 + sizeof( int16_t ) + sizeof( int32_t ) );
if( addr1 &lt; 0 || addr1 &gt; c_max_to_multiply
|| addr2 &lt; 0 || addr2 &gt; c_max_to_multiply
|| ( addr1 * 8 ) &lt; 0 || ( addr2 * 8 ) &lt; 0
|| ( addr1 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize
|| ( addr2 * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
return -1;
else
return 0;
}
}
int get_addr_val( int8_t* p_code,
int32_t csize, int32_t dsize, const machine_state& state, int32_t& addr, int64_t& val )
{
if( state.pc + ( int32_t )sizeof( int32_t ) + ( int32_t )sizeof( int64_t ) &gt;= csize )
return -1;
else
{
addr = *( int32_t* )( p_code + state.pc + 1 );
val = *( int64_t* )( p_code + state.pc + 1 + ( int32_t )sizeof( int32_t ) );
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
return -1;
else
return 0;
}
}
int process_op( int8_t* p_code, int32_t csize, int8_t* p_data, int32_t dsize,
int32_t cssize, int32_t ussize, bool disassemble, bool determine_jumps, machine_state& state )
{
int rc = 0;
bool invalid = false;
bool had_overflow = false;
if( csize &lt; 1 || state.pc &gt;= csize )
return 0;
if( determine_jumps )
state.jumps.insert( state.pc );
int8_t op = p_code[ state.pc ];
if( op && disassemble && !determine_jumps )
{
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.pc;
if( state.pc == state.opc )
cout &lt;&lt; "* ";
else
cout &lt;&lt; " ";
}
if( op == e_op_code_NOP )
{
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "NOP\n";
while( true )
{
++rc;
if( state.pc + rc &gt;= csize || p_code[ state.pc + rc ] != e_op_code_NOP )
break;
}
}
else while( true )
{
++rc;
++state.pc;
if( state.pc &gt;= csize || p_code[ state.pc ] != e_op_code_NOP )
break;
}
}
else if( op == e_op_code_SET_VAL )
{
int32_t addr;
int64_t val;
rc = get_addr_val( p_code, csize, dsize, state, addr, val );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int64_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr &lt;&lt; " #" &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; val &lt;&lt; '\n';
}
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr * 8 ) ) = val;
}
}
}
else if( op == e_op_code_SET_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr1 * 8 ) ) = *( int64_t* )( p_data + ( addr2 * 8 ) );
}
}
}
else if( op == e_op_code_CLR_DAT )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "CLR @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr * 8 ) ) = 0;
}
}
}
else if( op == e_op_code_INC_DAT || op == e_op_code_DEC_DAT || op == e_op_code_NOT_DAT )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_INC_DAT )
cout &lt;&lt; "INC @";
else if( op == e_op_code_DEC_DAT )
cout &lt;&lt; "DEC @";
else
cout &lt;&lt; "NOT @";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
if( op == e_op_code_INC_DAT )
++*( int64_t* )( p_data + ( addr * 8 ) );
else if( op == e_op_code_DEC_DAT )
--*( int64_t* )( p_data + ( addr * 8 ) );
else
*( int64_t* )( p_data + ( addr * 8 ) ) = ~*( int64_t* )( p_data + ( addr * 8 ) );
}
}
}
else if( op == e_op_code_ADD_DAT || op == e_op_code_SUB_DAT
|| op == e_op_code_MUL_DAT || op == e_op_code_DIV_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_ADD_DAT )
cout &lt;&lt; "ADD @";
else if( op == e_op_code_SUB_DAT )
cout &lt;&lt; "SUB @";
else if( op == e_op_code_MUL_DAT )
cout &lt;&lt; "MUL @";
else
cout &lt;&lt; "DIV @";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
}
else
{
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
if( op == e_op_code_DIV_DAT && val == 0 )
rc = -2;
else
{
state.pc += rc;
if( op == e_op_code_ADD_DAT )
*( int64_t* )( p_data + ( addr1 * 8 ) ) += *( int64_t* )( p_data + ( addr2 * 8 ) );
else if( op == e_op_code_SUB_DAT )
*( int64_t* )( p_data + ( addr1 * 8 ) ) -= *( int64_t* )( p_data + ( addr2 * 8 ) );
else if( op == e_op_code_MUL_DAT )
*( int64_t* )( p_data + ( addr1 * 8 ) ) *= *( int64_t* )( p_data + ( addr2 * 8 ) );
else
*( int64_t* )( p_data + ( addr1 * 8 ) ) /= *( int64_t* )( p_data + ( addr2 * 8 ) );
}
}
}
}
else if( op == e_op_code_BOR_DAT
|| op == e_op_code_AND_DAT || op == e_op_code_XOR_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_BOR_DAT )
cout &lt;&lt; "BOR @";
else if( op == e_op_code_AND_DAT )
cout &lt;&lt; "AND @";
else
cout &lt;&lt; "XOR @";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
if( op == e_op_code_BOR_DAT )
*( int64_t* )( p_data + ( addr1 * 8 ) ) |= val;
else if( op == e_op_code_AND_DAT )
*( int64_t* )( p_data + ( addr1 * 8 ) ) &= val;
else
*( int64_t* )( p_data + ( addr1 * 8 ) ) ^= val;
}
}
}
else if( op == e_op_code_SET_IND )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $($" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; ")\n";
}
else
{
int64_t addr = *( int64_t* )( p_data + ( addr2 * 8 ) );
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
rc = -1;
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr1 * 8 ) ) = *( int64_t* )( p_data + ( addr * 8 ) );
}
}
}
}
else if( op == e_op_code_SET_IDX )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
int32_t size = sizeof( int32_t ) + sizeof( int32_t );
if( rc == 0 || disassemble )
{
int32_t addr3;
rc = get_addr( p_code + size, csize, dsize, state, addr3 );
if( rc == 0 || disassemble )
{
rc = 1 + size + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $($" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2
&lt;&lt; "+$" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr3 &lt;&lt; ")\n";
}
else
{
int64_t base = *( int64_t* )( p_data + ( addr2 * 8 ) );
int64_t offs = *( int64_t* )( p_data + ( addr3 * 8 ) );
int64_t addr = base + offs;
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
rc = -1;
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr1 * 8 ) ) = *( int64_t* )( p_data + ( addr * 8 ) );
}
}
}
}
}
else if( op == e_op_code_PSH_DAT || op == e_op_code_POP_DAT )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_PSH_DAT )
cout &lt;&lt; "PSH $";
else
cout &lt;&lt; "POP @";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
}
else if( ( op == e_op_code_PSH_DAT && state.us == ( ussize / 8 ) )
|| ( op == e_op_code_POP_DAT && state.us == 0 ) )
rc = -1;
else
{
state.pc += rc;
if( op == e_op_code_PSH_DAT )
*( int64_t* )( p_data + dsize + cssize + ussize
- ( ++state.us * 8 ) ) = *( int64_t* )( p_data + ( addr * 8 ) );
else
*( int64_t* )( p_data + ( addr * 8 ) )
= *( int64_t* )( p_data + dsize + cssize + ussize - ( state.us-- * 8 ) );
}
}
}
else if( op == e_op_code_JMP_SUB )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr, true );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "JSR :" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
else
{
if( state.cs == ( cssize / 8 ) )
rc = -1;
else if( state.jumps.count( addr ) )
{
*( int64_t* )( p_data + dsize + cssize - ( ++state.cs * 8 ) ) = state.pc + rc;
state.pc = addr;
}
else
rc = -2;
}
}
}
else if( op == e_op_code_RET_SUB )
{
rc = 1;
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "RET\n";
}
else
{
if( state.cs == 0 )
rc = -1;
else
{
int64_t val = *( int64_t* )( p_data + dsize + cssize - ( state.cs-- * 8 ) );
int32_t addr = ( int32_t )val;
if( state.jumps.count( addr ) )
state.pc = addr;
else
rc = -2;
}
}
}
else if( op == e_op_code_IND_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @($" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; ") $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; "\n";
}
else
{
int64_t addr = *( int64_t* )( p_data + ( addr1 * 8 ) );
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
rc = -1;
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr * 8 ) ) = *( int64_t* )( p_data + ( addr2 * 8 ) );
}
}
}
}
else if( op == e_op_code_IDX_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
int32_t size = sizeof( int32_t ) + sizeof( int32_t );
if( rc == 0 || disassemble )
{
int32_t addr3;
rc = get_addr( p_code + size, csize, dsize, state, addr3 );
if( rc == 0 || disassemble )
{
rc = 1 + size + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SET @($" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; "+$" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2
&lt;&lt; ") $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr3 &lt;&lt; "\n";
}
else
{
int64_t base = *( int64_t* )( p_data + ( addr1 * 8 ) );
int64_t offs = *( int64_t* )( p_data + ( addr2 * 8 ) );
int64_t addr = base + offs;
if( addr &lt; 0 || addr &gt; c_max_to_multiply
|| ( addr * 8 ) &lt; 0 || ( addr * 8 ) + ( int32_t )sizeof( int64_t ) &gt; dsize )
rc = -1;
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr * 8 ) ) = *( int64_t* )( p_data + ( addr3 * 8 ) );
}
}
}
}
}
else if( op == e_op_code_MOD_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
cout &lt;&lt; "MOD @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
*( int64_t* )( p_data + ( addr1 * 8 ) ) %= val;
}
}
}
else if( op == e_op_code_SHL_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
cout &lt;&lt; "SHL @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
*( int64_t* )( p_data + ( addr1 * 8 ) ) &lt;&lt;= val;
}
}
}
else if( op == e_op_code_SHR_DAT )
{
int32_t addr1, addr2;
rc = get_addrs( p_code, csize, dsize, state, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
cout &lt;&lt; "SHR @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
*( int64_t* )( p_data + ( addr1 * 8 ) ) &gt;&gt;= val;
}
}
}
else if( op == e_op_code_JMP_ADR )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr, true );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "JMP :" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
else if( state.jumps.count( addr ) )
state.pc = addr;
else
rc = -2;
}
}
else if( op == e_op_code_BZR_DAT || op == e_op_code_BNZ_DAT )
{
int8_t off;
int32_t addr;
rc = get_addr_off( p_code, csize, dsize, state, addr, off );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int8_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_BZR_DAT )
cout &lt;&lt; "BZR $";
else
cout &lt;&lt; "BNZ $";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr &lt;&lt; " :" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; ( state.pc + off ) &lt;&lt; '\n';
}
}
else
{
int64_t val = *( int64_t* )( p_data + ( addr * 8 ) );
if( ( op == e_op_code_BZR_DAT && val == 0 )
|| ( op == e_op_code_BNZ_DAT && val != 0 ) )
{
if( state.jumps.count( state.pc + off ) )
state.pc += off;
else
rc = -2;
}
else
state.pc += rc;
}
}
}
else if( op == e_op_code_BGT_DAT || op == e_op_code_BLT_DAT
|| op == e_op_code_BGE_DAT || op == e_op_code_BLE_DAT
|| op == e_op_code_BEQ_DAT || op == e_op_code_BNE_DAT )
{
int8_t off;
int32_t addr1, addr2;
rc = get_addrs_off( p_code, csize, dsize, state, addr1, addr2, off );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t ) + sizeof( int32_t ) + sizeof( int8_t );
if( disassemble )
{
if( !determine_jumps )
{
if( op == e_op_code_BGT_DAT )
cout &lt;&lt; "BGT $";
else if( op == e_op_code_BLT_DAT )
cout &lt;&lt; "BLT $";
else if( op == e_op_code_BGE_DAT )
cout &lt;&lt; "BGE $";
else if( op == e_op_code_BLE_DAT )
cout &lt;&lt; "BLE $";
else if( op == e_op_code_BEQ_DAT )
cout &lt;&lt; "BEQ $";
else
cout &lt;&lt; "BNE $";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' )
&lt;&lt; addr2 &lt;&lt; " :" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; ( state.pc + off ) &lt;&lt; '\n';
}
}
else
{
int64_t val1 = *( int64_t* )( p_data + ( addr1 * 8 ) );
int64_t val2 = *( int64_t* )( p_data + ( addr2 * 8 ) );
if( ( op == e_op_code_BGT_DAT && val1 &gt; val2 )
|| ( op == e_op_code_BLT_DAT && val1 &lt; val2 )
|| ( op == e_op_code_BGE_DAT && val1 &gt;= val2 )
|| ( op == e_op_code_BLE_DAT && val1 &lt;= val2 )
|| ( op == e_op_code_BEQ_DAT && val1 == val2 )
|| ( op == e_op_code_BNE_DAT && val1 != val2 ) )
{
if( state.jumps.count( state.pc + off ) )
state.pc += off;
else
rc = -2;
}
else
state.pc += rc;
}
}
}
else if( op == e_op_code_SLP_DAT )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr, true );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SLP @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
else
{
// NOTE: The "sleep_until" state value would be set to the current block + $addr.
state.pc += rc;
}
}
}
else if( op == e_op_code_FIZ_DAT || op == e_op_code_STZ_DAT )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr );
if( rc == 0 || disassemble )
{
if( disassemble )
{
rc = 1 + sizeof( int32_t );
if( !determine_jumps )
{
if( op == e_op_code_FIZ_DAT )
cout &lt;&lt; "FIZ $";
else
cout &lt;&lt; "STZ $";
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
}
else
{
if( *( int64_t* )( p_data + ( addr * 8 ) ) == 0 )
{
if( op == e_op_code_STZ_DAT )
{
state.pc += rc;
state.stopped = true;
}
else
{
state.pc = state.pcs;
state.finished = true;
}
}
else
{
rc = 1 + sizeof( int32_t );
state.pc += rc;
}
}
}
}
else if( op == e_op_code_FIN_IMD || op == e_op_code_STP_IMD )
{
if( disassemble )
{
rc = 1;
if( !determine_jumps )
{
if( op == e_op_code_FIN_IMD )
cout &lt;&lt; "FIN\n";
else
cout &lt;&lt; "STP\n";
}
}
else if( op == e_op_code_STP_IMD )
{
state.pc += rc;
state.stopped = true;
}
else
{
state.pc = state.pcs;
state.finished = true;
}
}
else if( op == e_op_code_SLP_IMD )
{
if( rc == 0 || disassemble )
{
rc = 1;
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "SLP\n";
}
else
{
// NOTE: The "sleep_until" state value would be set to the current block + 1.
state.pc += rc;
}
}
}
else if( op == e_op_code_ERR_ADR )
{
int32_t addr;
rc = get_addr( p_code, csize, dsize, state, addr, true );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "ERR :" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; '\n';
}
else if( state.jumps.count( addr ) )
state.pce = addr;
else
rc = -3;
}
}
else if( op == e_op_code_SET_PCS )
{
rc = 1;
if( disassemble )
{
if( !determine_jumps )
cout &lt;&lt; "PCS\n";
}
else
{
state.pc += rc;
state.pcs = state.pc;
}
}
else if( op == e_op_code_EXT_FUN )
{
int16_t fun;
rc = get_fun( p_code, csize, state, fun );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int16_t );
if( disassemble )
{
if( !determine_jumps )
{
if( fun &lt; 0x100 )
cout &lt;&lt; "FUN " &lt;&lt; dec &lt;&lt; fun &lt;&lt; "\n";
else
cout &lt;&lt; "FUN " &lt;&lt; decode_function_name( fun, op ) &lt;&lt; "\n";
}
}
else
{
state.pc += rc;
func( fun, state );
}
}
}
else if( op == e_op_code_EXT_FUN_DAT )
{
int16_t fun;
int32_t addr;
rc = get_fun_addr( p_code, csize, dsize, state, fun, addr );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int16_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( fun &lt; 0x100 )
cout &lt;&lt; "FUN " &lt;&lt; dec &lt;&lt; fun &lt;&lt; " $" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; "\n";
else
cout &lt;&lt; "FUN " &lt;&lt; decode_function_name( fun, op )
&lt;&lt; " $" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; "\n";
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr * 8 ) );
func1( fun, state, val, p_data, dsize );
}
}
}
else if( op == e_op_code_EXT_FUN_DAT_2 )
{
int16_t fun;
int32_t addr1, addr2;
rc = get_fun_addrs( p_code, csize, dsize, state, fun, addr1, addr2 );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int16_t ) + sizeof( int32_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( fun &lt; 0x100 )
cout &lt;&lt; "FUN " &lt;&lt; dec &lt;&lt; fun &lt;&lt; " $" &lt;&lt; hex &lt;&lt; setw( 8 )
&lt;&lt; setfill( '0' ) &lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; "\n";
else
cout &lt;&lt; "FUN " &lt;&lt; decode_function_name( fun, op ) &lt;&lt; " $" &lt;&lt; hex &lt;&lt; setw( 8 )
&lt;&lt; setfill( '0' ) &lt;&lt; addr1 &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2 &lt;&lt; "\n";
}
}
else
{
state.pc += rc;
int64_t val1 = *( int64_t* )( p_data + ( addr1 * 8 ) );
int64_t val2 = *( int64_t* )( p_data + ( addr2 * 8 ) );
func2( fun, state, val1, val2, p_data, dsize );
}
}
}
else if( op == e_op_code_EXT_FUN_RET )
{
int16_t fun;
int32_t addr;
rc = get_fun_addr( p_code, csize, dsize, state, fun, addr );
if( rc == 0 || disassemble )
{
rc = 1 + sizeof( int16_t ) + sizeof( int32_t );
if( disassemble )
{
if( !determine_jumps )
{
if( fun &lt; 0x100 )
cout &lt;&lt; "FUN @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr &lt;&lt; ' ' &lt;&lt; dec &lt;&lt; fun &lt;&lt; '\n';
else
cout &lt;&lt; "FUN @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr
&lt;&lt; " " &lt;&lt; decode_function_name( fun, op ) &lt;&lt; '\n';
}
}
else
{
state.pc += rc;
*( int64_t* )( p_data + ( addr * 8 ) ) = func( fun, state );
}
}
}
else if( op == e_op_code_EXT_FUN_RET_DAT || op == e_op_code_EXT_FUN_RET_DAT_2 )
{
int16_t fun;
int32_t addr1, addr2;
rc = get_fun_addrs( p_code, csize, dsize, state, fun, addr1, addr2 );
int32_t size = sizeof( int16_t ) + sizeof( int32_t ) + sizeof( int32_t );
int32_t addr3;
if( ( rc == 0 || disassemble ) && op == e_op_code_EXT_FUN_RET_DAT_2 )
rc = get_addr( p_code + size, csize, dsize, state, addr3 );
if( rc == 0 || disassemble )
{
rc = 1 + size + ( op == e_op_code_EXT_FUN_RET_DAT_2 ? sizeof( int32_t ) : 0 );
if( disassemble )
{
if( !determine_jumps )
{
if( fun &lt; 0x100 )
cout &lt;&lt; "FUN @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr1
&lt;&lt; ' ' &lt;&lt; dec &lt;&lt; fun &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2;
else
cout &lt;&lt; "FUN @" &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr1 &lt;&lt; " "
&lt;&lt; decode_function_name( fun, op ) &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr2;
if( op == e_op_code_EXT_FUN_RET_DAT_2 )
cout &lt;&lt; " $" &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; addr3;
cout &lt;&lt; "\n";
}
}
else
{
state.pc += rc;
int64_t val = *( int64_t* )( p_data + ( addr2 * 8 ) );
if( op != e_op_code_EXT_FUN_RET_DAT_2 )
*( int64_t* )( p_data + ( addr1 * 8 ) ) = func1( fun, state, val, p_data, dsize );
else
{
int64_t val2 = *( int64_t* )( p_data + ( addr3 * 8 ) );
*( int64_t* )( p_data + ( addr1 * 8 ) ) = func2( fun, state, val, val2, p_data, dsize );
}
}
}
}
else
{
if( !disassemble )
rc = -2;
}
if( rc == -1 && state.pce )
{
rc = 0;
state.pc = state.pce;
}
if( rc == -1 && disassemble && !determine_jumps )
cout &lt;&lt; "\n(overflow)\n";
if( rc == -2 && disassemble && !determine_jumps )
cout &lt;&lt; "\n(invalid op)\n";
if( rc &gt;= 0 )
++state.steps;
return rc;
}
void dump_state( const machine_state& state )
{
cout &lt;&lt; "pc: " &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.pc &lt;&lt; '\n';
cout &lt;&lt; "cs: " &lt;&lt; dec &lt;&lt; state.cs &lt;&lt; '\n';
cout &lt;&lt; "us: " &lt;&lt; dec &lt;&lt; state.us &lt;&lt; '\n';
cout &lt;&lt; "pce: " &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.pcs &lt;&lt; '\n';
cout &lt;&lt; "pcs: " &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.pcs &lt;&lt; '\n';
cout &lt;&lt; "steps: " &lt;&lt; dec &lt;&lt; state.steps &lt;&lt; '\n';
cout &lt;&lt; "a1: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.a1 &lt;&lt; '\n';
cout &lt;&lt; "a2: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.a2 &lt;&lt; '\n';
cout &lt;&lt; "a3: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.a3 &lt;&lt; '\n';
cout &lt;&lt; "a4: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.a4 &lt;&lt; '\n';
cout &lt;&lt; "b1: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.b1 &lt;&lt; '\n';
cout &lt;&lt; "b2: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.b2 &lt;&lt; '\n';
cout &lt;&lt; "b3: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.b3 &lt;&lt; '\n';
cout &lt;&lt; "b4: " &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; setfill( '0' ) &lt;&lt; state.b4 &lt;&lt; '\n';
}
void dump_bytes( int8_t* p_bytes, int num )
{
for( int i = 0; i &lt; num; i += 16 )
{
cout &lt;&lt; hex &lt;&lt; setw( 8 ) &lt;&lt; setfill( '0' ) &lt;&lt; i &lt;&lt; ' ';
for( int j = 0; j &lt; 16; j++ )
{
int val = ( unsigned char )p_bytes[ i + j ];
cout &lt;&lt; ' ' &lt;&lt; hex &lt;&lt; setw( 2 ) &lt;&lt; setfill( '0' ) &lt;&lt; val;
}
cout &lt;&lt; '\n';
}
}
void list_code( machine_state& state, int8_t* p_code, int32_t csize,
int8_t* p_data, int32_t dsize, int32_t cssize, int32_t ussize, bool determine_jumps = false )
{
int32_t opc = state.pc;
int32_t osteps = state.steps;
state.pc = 0;
state.opc = opc;
while( true )
{
int rc = process_op( p_code, csize, p_data, dsize, cssize, ussize, true, determine_jumps, state );
if( rc &lt;= 0 )
break;
state.pc += rc;
}
state.steps = osteps;
state.pc = opc;
}
bool check_has_balance( )
{
if( g_balance == 0 )
{
cout &lt;&lt; "(stopped - zero balance)\n";
return false;
}
else
return true;
}
void reset_machine( machine_state& state,
int8_t* p_code, int32_t csize, int8_t* p_data, int32_t dsize, int32_t cssize, int32_t ussize )
{
state.reset( );
list_code( state, p_code, csize, p_data, dsize, cssize, ussize, true );
memset( p_data, 0, dsize + cssize + ussize );
g_first_call = true;
for( map&lt; int32_t, function_data &gt;::iterator i = g_function_data.begin( ); i != g_function_data.end( ); ++i )
i-&gt;second.offset = 0;
}
int main( )
{
auto_ptr&lt; int8_t &gt; ap_code( new int8_t[ g_code_pages * c_code_page_bytes ] );
auto_ptr&lt; int8_t &gt; ap_data( new int8_t[ g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes ] );
memset( ap_code.get( ), 0, g_code_pages * c_code_page_bytes );
memset( ap_data.get( ), 0, g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes );
machine_state state;
set&lt; int32_t &gt; break_points;
string cmd, next;
while( cout &lt;&lt; "\n&gt; ", getline( cin, next ) )
{
if( next.empty( ) )
continue;
string::size_type pos = next.find( ' ' );
if( pos == string::npos )
{
cmd = next;
next.erase( );
}
else
{
cmd = next.substr( 0, pos );
next.erase( 0, pos + 1 );
}
string arg_1, arg_2, arg_3;
pos = next.find( ' ' );
arg_1 = next.substr( 0, pos );
if( pos != string::npos )
{
arg_2 = next.substr( pos + 1 );
pos = arg_2.find( ' ' );
if( pos != string::npos )
{
arg_3 = arg_2.substr( pos + 1 );
arg_2.erase( pos );
}
}
if( cmd == "?" || cmd == "help" )
{
cout &lt;&lt; "commands:\n";
cout &lt;&lt; "---------\n";
cout &lt;&lt; "code &lt;hex byte values&gt; [&lt;[0x]offset&gt;]\n";
cout &lt;&lt; "data &lt;hex byte values&gt; [&lt;[0x]offset&gt;]\n";
cout &lt;&lt; "run\n";
cout &lt;&lt; "cont\n";
cout &lt;&lt; "dump {code|data|stacks}\n";
cout &lt;&lt; "list\n";
cout &lt;&lt; "load &lt;file&gt;\n";
cout &lt;&lt; "save &lt;file&gt;\n";
cout &lt;&lt; "size [{code|data|call|user} [&lt;pages&gt;]]\n";
cout &lt;&lt; "step [&lt;num_steps&gt;]\n";
cout &lt;&lt; "break &lt;[0x]value&gt;\n";
cout &lt;&lt; "reset\n";
cout &lt;&lt; "state\n";
cout &lt;&lt; "balance [&lt;amount&gt;]\n";
cout &lt;&lt; "function &lt;[+]#&gt; [&lt;[0x]value1[,[0x]value2[,...]]&gt;] [loop]\n";
cout &lt;&lt; "functions\n";
cout &lt;&lt; "help\n";
cout &lt;&lt; "exit" &lt;&lt; endl;
}
else if( ( cmd == "code" || cmd == "data" ) && arg_1.size( ) && ( arg_1.size( ) % 2 == 0 ) )
{
int32_t offset = 0;
if( !arg_2.empty( ) )
{
if( arg_2.size( ) &gt; 2 && arg_2.find( "0x" ) == 0 )
{
istringstream isstr( arg_2.substr( 2 ) );
isstr &gt;&gt; hex &gt;&gt; offset;
}
else
offset = atoi( arg_2.c_str( ) );
}
int8_t* p_c = cmd == "code" ? ap_code.get( ) : ap_data.get( ) + offset;
if( arg_2.empty( ) )
{
if( cmd == "code" )
memset( p_c, 0, g_code_pages * c_code_page_bytes );
else
memset( p_c, 0, g_data_pages * c_data_page_bytes );
}
for( size_t i = 0; i &lt; arg_1.size( ); i += 2 )
{
unsigned int value;
istringstream isstr( arg_1.substr( i, 2 ) );
isstr &gt;&gt; hex &gt;&gt; value;
*( p_c + ( i / 2 ) ) = ( int8_t )value;
}
if( cmd == "code" )
reset_machine( state,
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes );
}
else if( cmd == "run" || cmd == "cont" )
{
if( cmd == "run" )
reset_machine( state, ap_code.get( ),
g_code_pages * c_code_page_bytes, ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes );
while( true )
{
if( !check_has_balance( ) )
break;
int rc = process_op(
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes,
g_user_stack_pages * c_user_stack_page_bytes, false, false, state );
if( !check_has_balance( ) )
break;
--g_balance;
if( rc &gt;= 0 )
{
if( state.stopped )
{
cout &lt;&lt; "(stopped)\n";
cout &lt;&lt; "total steps: " &lt;&lt; dec &lt;&lt; state.steps &lt;&lt; '\n';
state.stopped = false;
break;
}
else if( state.finished )
{
cout &lt;&lt; "(finished)\n";
cout &lt;&lt; "total steps: " &lt;&lt; dec &lt;&lt; state.steps &lt;&lt; '\n';
break;
}
if( break_points.count( state.pc ) )
{
cout &lt;&lt; "(break point)\n";
break;
}
}
else
{
if( rc == -1 )
cout &lt;&lt; "error: overflow\n";
else if( rc == -2 )
cout &lt;&lt; "error: invalid code\n";
else
cout &lt;&lt; "unexpected error\n";
break;
}
}
}
else if( cmd == "dump" && ( next == "code" || next == "data" || next == "stacks" ) )
{
if( next == "code" )
dump_bytes( ap_code.get( ), g_code_pages * c_code_page_bytes );
else if( next == "data" )
dump_bytes( ap_data.get( ), g_data_pages * c_data_page_bytes );
else
dump_bytes( ap_data.get( ) + g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes );
}
else if( cmd == "list" )
list_code( state,
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes );
else if( cmd == "load" && !arg_1.empty( ) )
{
ifstream inpf( arg_1.c_str( ), ios::in | ios::binary );
if( !inpf )
cout &lt;&lt; "error: unable to open '" &lt;&lt; arg_1 &lt;&lt; "' for input" &lt;&lt; endl;
else
{
inpf.read( ( char* )&g_val, sizeof( g_val ) );
inpf.read( ( char* )&g_val1, sizeof( g_val1 ) );
inpf.read( ( char* )&g_balance, sizeof( g_balance ) );
inpf.read( ( char* )&g_first_call, sizeof( g_first_call ) );
inpf.read( ( char* )&g_increment_func, sizeof( g_increment_func ) );
inpf.read( ( char* )&state.pc, sizeof( state.pc ) );
inpf.read( ( char* )&state.cs, sizeof( state.cs ) );
inpf.read( ( char* )&state.us, sizeof( state.us ) );
inpf.read( ( char* )&state.pce, sizeof( state.pce ) );
inpf.read( ( char* )&state.pcs, sizeof( state.pcs ) );
inpf.read( ( char* )&state.steps, sizeof( state.steps ) );
inpf.read( ( char* )&state.a1, sizeof( state.a1 ) );
inpf.read( ( char* )&state.a2, sizeof( state.a2 ) );
inpf.read( ( char* )&state.a3, sizeof( state.a3 ) );
inpf.read( ( char* )&state.a4, sizeof( state.a4 ) );
inpf.read( ( char* )&state.b1, sizeof( state.b1 ) );
inpf.read( ( char* )&state.b2, sizeof( state.b2 ) );
inpf.read( ( char* )&state.b3, sizeof( state.b3 ) );
inpf.read( ( char* )&state.b4, sizeof( state.b4 ) );
inpf.read( ( char* )&g_code_pages, sizeof( g_code_pages ) );
ap_code.reset( new int8_t[ g_code_pages * c_code_page_bytes ] );
inpf.read( ( char* )ap_code.get( ), g_code_pages * c_code_page_bytes );
inpf.read( ( char* )&g_data_pages, sizeof( g_data_pages ) );
inpf.read( ( char* )&g_call_stack_pages, sizeof( g_call_stack_pages ) );
inpf.read( ( char* )&g_user_stack_pages, sizeof( g_user_stack_pages ) );
ap_data.reset( new int8_t[ g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes ] );
inpf.read( ( char* )ap_data.get( ), g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes );
g_function_data.clear( );
size_t size;
inpf.read( ( char* )&size, sizeof( size_t ) );
for( size_t i = 0; i &lt; size; i++ )
{
int32_t func;
inpf.read( ( char* )&func, sizeof( int32_t ) );
bool loop;
inpf.read( ( char* )&loop, sizeof( bool ) );
size_t offset;
inpf.read( ( char* )&offset, sizeof( size_t ) );
g_function_data[ func ].loop = loop;
g_function_data[ func ].offset = offset;
size_t dsize;
inpf.read( ( char* )&dsize, sizeof( size_t ) );
for( size_t j = 0; j &lt; dsize; j++ )
{
int64_t next;
inpf.read( ( char* )&next, sizeof( int64_t ) );
g_function_data[ func ].data.push_back( next );
}
}
inpf.close( );
list_code( state,
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes, true );
}
}
else if( cmd == "save" && !arg_1.empty( ) )
{
ofstream outf( arg_1.c_str( ), ios::out | ios::binary );
if( !outf )
cout &lt;&lt; "error: unable to open '" &lt;&lt; arg_1 &lt;&lt; "' for output" &lt;&lt; endl;
else
{
outf.write( ( const char* )&g_val, sizeof( g_val ) );
outf.write( ( const char* )&g_val1, sizeof( g_val1 ) );
outf.write( ( const char* )&g_balance, sizeof( g_balance ) );
outf.write( ( const char* )&g_first_call, sizeof( g_first_call ) );
outf.write( ( const char* )&g_increment_func, sizeof( g_increment_func ) );
outf.write( ( const char* )&state.pc, sizeof( state.pc ) );
outf.write( ( const char* )&state.cs, sizeof( state.cs ) );
outf.write( ( const char* )&state.us, sizeof( state.us ) );
outf.write( ( const char* )&state.pce, sizeof( state.pce ) );
outf.write( ( const char* )&state.pcs, sizeof( state.pcs ) );
outf.write( ( const char* )&state.steps, sizeof( state.steps ) );
outf.write( ( const char* )&state.a1, sizeof( state.a1 ) );
outf.write( ( const char* )&state.a2, sizeof( state.a2 ) );
outf.write( ( const char* )&state.a3, sizeof( state.a3 ) );
outf.write( ( const char* )&state.a4, sizeof( state.a4 ) );
outf.write( ( const char* )&state.b1, sizeof( state.b1 ) );
outf.write( ( const char* )&state.b2, sizeof( state.b2 ) );
outf.write( ( const char* )&state.b3, sizeof( state.b3 ) );
outf.write( ( const char* )&state.b4, sizeof( state.b4 ) );
outf.write( ( const char* )&g_code_pages, sizeof( g_code_pages ) );
outf.write( ( const char* )ap_code.get( ), g_code_pages * c_code_page_bytes );
outf.write( ( const char* )&g_data_pages, sizeof( g_data_pages ) );
outf.write( ( const char* )&g_call_stack_pages, sizeof( g_call_stack_pages ) );
outf.write( ( const char* )&g_user_stack_pages, sizeof( g_user_stack_pages ) );
outf.write( ( const char* )ap_data.get( ), g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes );
size_t size = g_function_data.size( );
outf.write( ( const char* )&size, sizeof( size_t ) );
for( map&lt; int32_t, function_data &gt;::iterator i = g_function_data.begin( ); i != g_function_data.end( ); ++i )
{
outf.write( ( const char* )&i-&gt;first, sizeof( int32_t ) );
outf.write( ( const char* )&i-&gt;second.loop, sizeof( bool ) );
outf.write( ( const char* )&i-&gt;second.offset, sizeof( size_t ) );
size_t dsize = i-&gt;second.data.size( );
outf.write( ( const char* )&dsize, sizeof( size_t ) );
for( size_t j = 0; j &lt; dsize; j++ )
outf.write( ( const char* )&i-&gt;second.data[ j ], sizeof( int64_t ) );
}
outf.close( );
}
}
else if( cmd == "size" )
{
if( arg_1.empty( ) || arg_2.empty( ) )
{
if( arg_1.empty( ) || arg_1 == "code" )
cout &lt;&lt; "code (" &lt;&lt; g_code_pages &lt;&lt; " * "
&lt;&lt; c_code_page_bytes &lt;&lt; ") = " &lt;&lt; ( g_code_pages * c_code_page_bytes ) &lt;&lt; " bytes\n";
if( arg_1.empty( ) || arg_1 == "data" )
cout &lt;&lt; "data (" &lt;&lt; g_data_pages &lt;&lt; " * "
&lt;&lt; c_data_page_bytes &lt;&lt; ") = " &lt;&lt; ( g_data_pages * c_data_page_bytes ) &lt;&lt; " bytes\n";
if( arg_1.empty( ) || arg_1 == "call" )
cout &lt;&lt; "call (" &lt;&lt; g_call_stack_pages &lt;&lt; " * "
&lt;&lt; c_call_stack_page_bytes &lt;&lt; ") = " &lt;&lt; ( g_call_stack_pages * c_call_stack_page_bytes ) &lt;&lt; " bytes\n";
if( arg_1.empty( ) || arg_1 == "user" )
cout &lt;&lt; "user (" &lt;&lt; g_user_stack_pages &lt;&lt; " * "
&lt;&lt; c_user_stack_page_bytes &lt;&lt; ") = " &lt;&lt; ( g_user_stack_pages * c_user_stack_page_bytes ) &lt;&lt; " bytes\n";
}
else
{
int pages = atoi( arg_2.c_str( ) );
if( pages &lt;= 0 )
throw runtime_error( "invalid # pages value: " + arg_2 );
if( arg_1 == "code" )
{
g_code_pages = pages;
ap_code.reset( new int8_t[ g_code_pages * c_code_page_bytes ] );
memset( ap_code.get( ), 0, g_code_pages * c_code_page_bytes );
}
else
{
if( arg_1 == "data" )
g_data_pages = pages;
else if( arg_1 == "call" )
g_call_stack_pages = pages;
else if( arg_1 == "user" )
g_user_stack_pages = pages;
else
throw runtime_error( "unexpected arg_1 '" + arg_1 + "' for 'size' command" );
ap_data.reset( new int8_t[ g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes ] );
memset( ap_data.get( ), 0, g_data_pages * c_data_page_bytes
+ g_call_stack_pages * c_call_stack_page_bytes + g_user_stack_pages * c_user_stack_page_bytes );
}
}
}
else if( cmd == "step" )
{
int32_t steps = 0;
int32_t num_steps = 0;
if( !arg_1.empty( ) )
num_steps = atoi( arg_1.c_str( ) );
if( state.finished )
reset_machine( state,
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes );
while( true )
{
if( !check_has_balance( ) )
break;
int rc = process_op(
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes,
g_user_stack_pages * c_user_stack_page_bytes, false, false, state );
if( !check_has_balance( ) )
break;
--g_balance;
if( rc &gt;= 0 )
{
++steps;
if( state.stopped || state.finished || num_steps && steps &gt;= num_steps )
{
if( state.stopped )
cout &lt;&lt; "(stopped)\n";
else if( state.finished )
cout &lt;&lt; "(finished)\n";
break;
}
else if( !num_steps )
break;
}
else
{
if( rc == -1 )
cout &lt;&lt; "error: overflow\n";
else if( rc == -2 )
cout &lt;&lt; "error: invalid code\n";
else
cout &lt;&lt; "unexpected error\n";
break;
}
}
}
else if( cmd == "break" )
{
if( arg_1.empty( ) )
{
for( set&lt; int32_t &gt;::iterator i = break_points.begin( ); i != break_points.end( ); ++i )
cout &lt;&lt; *i &lt;&lt; '\n';
}
else
{
int32_t bp;
if( arg_1.size( ) &gt; 2 && arg_1.find( "0x" ) == 0 )
{
istringstream isstr( arg_1.substr( 2 ) );
isstr &gt;&gt; hex &gt;&gt; bp;
}
else
bp = atoi( arg_1.c_str( ) );
if( break_points.count( bp ) )
break_points.erase( bp );
else
break_points.insert( bp );
}
}
else if( cmd == "reset" )
reset_machine( state,
ap_code.get( ), g_code_pages * c_code_page_bytes,
ap_data.get( ), g_data_pages * c_data_page_bytes,
g_call_stack_pages * c_call_stack_page_bytes, g_user_stack_pages * c_user_stack_page_bytes );
else if( cmd == "state" )
dump_state( state );
else if( cmd == "balance" )
{
if( arg_1.empty( ) )
cout &lt;&lt; dec &lt;&lt; g_balance &lt;&lt; '\n';
else
g_balance = atoi( arg_1.c_str( ) );
}
else if( cmd == "function" && !arg_1.empty( ) )
{
bool is_increment_func = false;
if( arg_1[ 0 ] == '+' )
{
is_increment_func = true;
arg_1.erase( 0, 1 );
}
int32_t func = atoi( arg_1.c_str( ) );
if( is_increment_func )
g_increment_func = func;
if( ( !is_increment_func || !arg_2.empty( ) ) && g_function_data.count( func ) )
g_function_data.erase( func );
if( !arg_2.empty( ) )
{
while( true )
{
string::size_type pos = arg_2.find( ',' );
string next( arg_2.substr( 0, pos ) );
int64_t val;
if( next.size( ) &gt; 2 && next.find( "0x" ) == 0 )
{
istringstream isstr( next );
isstr &gt;&gt; hex &gt;&gt; val;
}
else
val = atoi( next.c_str( ) );
g_function_data[ func ].data.push_back( val );
if( pos == string::npos )
break;
arg_2.erase( 0, pos + 1 );
}
if( arg_3 == "true" )
g_function_data[ func ].loop = true;
}
}
else if( cmd == "functions" )
{
for( map&lt; int32_t, function_data &gt;::iterator i = g_function_data.begin( ); i != g_function_data.end( ); ++i )
{
if( i-&gt;first == g_increment_func )
cout &lt;&lt; '+';
else
cout &lt;&lt; ' ';
cout &lt;&lt; dec &lt;&lt; setw( 3 ) &lt;&lt; setfill( '0' ) &lt;&lt; i-&gt;first;
for( size_t j = 0; j &lt; i-&gt;second.data.size( ); j++ )
cout &lt;&lt; ( j == 0 ? ' ' : ',' ) &lt;&lt; "0x" &lt;&lt; hex &lt;&lt; setw( 16 ) &lt;&lt; i-&gt;second.data[ j ];
if( i-&gt;second.loop )
cout &lt;&lt; " true\n";
else
cout &lt;&lt; " false\n";
}
}
else if( cmd == "quit" || cmd == "exit" )
break;
else
cout &lt;&lt; "invalid command: " &lt;&lt; cmd &lt;&lt; endl;
}
}
</pre>
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