194 lines
9.4 KiB
C++
194 lines
9.4 KiB
C++
#include <iostream>
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#include <string>
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#include <vector>
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#include <chrono>
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#include <math.h>
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#include "vm-src.h"
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#include "boot-code.h"
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using std::byte;
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using std::cout;
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using std::string;
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using std::vector;
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bool itemCharFound (char* array[], int length, const char* foundingItem) {
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string item;
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for (int i = 0; i < length; i++) {
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item = string(array[i]);
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if (item == foundingItem) {
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return true;
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}
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}
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return false;
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}
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string getByteText (byte b) {
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string bytes[256] = {"0x00 ","0x01 ","0x02 ","0x03 ","0x04 ","0x05 ","0x06 ","0x07 ","0x08 ","0x09 ","0xa ","0xb ","0xc ","0xd ","0xe ","0xf ","0x10 ","0x11 ","0x12 ","0x13 ","0x14 ","0x15 ","0x16 ","0x17 ","0x18 ","0x19 ","0x1a ","0x1b ","0x1c ","0x1d ","0x1e ","0x1f ","0x20 ","0x21 ","0x22 ","0x23 ","0x24 ","0x25 ","0x26 ","0x27 ","0x28 ","0x29 ","0x2a ","0x2b ","0x2c ","0x2d ","0x2e ","0x2f ","0x30 ","0x31 ","0x32 ","0x33 ","0x34 ","0x35 ","0x36 ","0x37 ","0x38 ","0x39 ","0x3a ","0x3b ","0x3c ","0x3d ","0x3e ","0x3f ","0x40 ","0x41 ","0x42 ","0x43 ","0x44 ","0x45 ","0x46 ","0x47 ","0x48 ","0x49 ","0x4a ","0x4b ","0x4c ","0x4d ","0x4e ","0x4f ","0x50 ","0x51 ","0x52 ","0x53 ","0x54 ","0x55 ","0x56 ","0x57 ","0x58 ","0x59 ","0x5a ","0x5b ","0x5c ","0x5d ","0x5e ","0x5f ","0x60 ","0x61 ","0x62 ","0x63 ","0x64 ","0x65 ","0x66 ","0x67 ","0x68 ","0x69 ","0x6a ","0x6b ","0x6c ","0x6d ","0x6e ","0x6f ","0x70 ","0x71 ","0x72 ","0x73 ","0x74 ","0x75 ","0x76 ","0x77 ","0x78 ","0x79 ","0x7a ","0x7b ","0x7c ","0x7d ","0x7e ","0x7f ","0x80 ","0x81 ","0x82 ","0x83 ","0x84 ","0x85 ","0x86 ","0x87 ","0x88 ","0x89 ","0x8a ","0x8b ","0x8c ","0x8d ","0x8e ","0x8f ","0x90 ","0x91 ","0x92 ","0x93 ","0x94 ","0x95 ","0x96 ","0x97 ","0x98 ","0x99 ","0x9a ","0x9b ","0x9c ","0x9d ","0x9e ","0x9f ","0xa0 ","0xa1 ","0xa2 ","0xa3 ","0xa4 ","0xa5 ","0xa6 ","0xa7 ","0xa8 ","0xa9 ","0xaa ","0xab ","0xac ","0xad ","0xae ","0xaf ","0xb0 ","0xb1 ","0xb2 ","0xb3 ","0xb4 ","0xb5 ","0xb6 ","0xb7 ","0xb8 ","0xb9 ","0xba ","0xbb ","0xbc ","0xbd ","0xbe ","0xbf ","0xc0 ","0xc1 ","0xc2 ","0xc3 ","0xc4 ","0xc5 ","0xc6 ","0xc7 ","0xc8 ","0xc9 ","0xca ","0xcb ","0xcc ","0xcd ","0xce ","0xcf ","0xd0 ","0xd1 ","0xd2 ","0xd3 ","0xd4 ","0xd5 ","0xd6 ","0xd7 ","0xd8 ","0xd9 ","0xda ","0xdb ","0xdc ","0xdd ","0xde ","0xdf ","0xe0 ","0xe1 ","0xe2 ","0xe3 ","0xe4 ","0xe5 ","0xe6 ","0xe7 ","0xe8 ","0xe9 ","0xea ","0xeb ","0xec ","0xed ","0xee ","0xef ","0xf0 ","0xf1 ","0xf2 ","0xf3 ","0xf4 ","0xf5 ","0xf6 ","0xf7 ","0xf8 ","0xf9 ","0xfa ","0xfb ","0xfc ","0xfd ","0xfe ","0xff "};
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return bytes[int(b)];
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}
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string showBytes (vector<byte> bytes) {
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string showTxt = "";
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for (byte b : bytes) {
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// showTxt += char(b);
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showTxt += getByteText(b);
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}
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return showTxt;
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}
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bool isEqualId (vector<byte> idA, vector<byte> idB) {
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/*std::cout << showBytes(idA) << ";\n";
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std::cout << showBytes(idB) << ";\n--\n";*/
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return (
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idA.at(0) == idB.at(0) &&
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idA.at(1) == idB.at(1) &&
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idA.at(2) == idB.at(2) &&
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idA.at(3) == idB.at(3)
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);
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}
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int execFunct (VirtualMachine vmCur, vector<byte> id) {
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vector<byte> mainFunctId = {};
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mainFunctId.insert(mainFunctId.begin(), 4, byte(0x00));
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vmCur.subprogs;
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for (Subprog funct : vmCur.subprogs) {
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if (isEqualId(funct.id, id)) {
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if (isEqualId(funct.id, mainFunctId) && funct.mode != byte(0x00)) {
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// (!) Выдать ошибку: MAIN не может быть кэшируемой.
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}
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else {
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funct.execute();
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return 0;
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}
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}
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}
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// (!) Вызвать ошибку: функция '<идентификатор>' не найдена.
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return -1;
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}
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/*int getCurrentTime () {
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auto now = std::chrono::system_clock::now();
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auto now_ms = std::chrono::time_point_cast<std::chrono::milliseconds>(now);
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auto value = now_ms.time_since_epoch().count();
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int currentTimeMillis = static_cast<int>(value);
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return currentTimeMillis;
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}*/
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int main(int argc, char* argv[]) {
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bool isShowRuntime = itemCharFound(argv, argc, "--show-runtime"); /* Проверим, чтобы флаг --show-runtime был в параметрах */
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//isShowRuntime = true; /* Отладка */
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auto startedTime = std::chrono::steady_clock::now(); // запоминаем время начала
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bool isDebugMode = itemCharFound(argv, argc, "--debug"); /* Проверим, чтобы флаг --debug был в параметрах */
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int stopPoints[] = {};
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VirtualMachine vmCur(isDebugMode);
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if (isDebugMode) {
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vmCur.bindStopPoints(stopPoints);
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}
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// Прочитать весь байткод
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vector<byte> allByteCode = bootFrom("standartInputWithOut"); /*{
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byte(0x00), byte(0x00), byte(0x00), byte(0x00), byte(0x00), byte(0x00), byte(0x00),
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byte(0x01), byte(0x01), byte(0x0D), byte(0x48), byte(0x65), byte(0x6C), byte(0x6C), byte(0x6F), byte(0x2C), byte(0x20), byte(0x77), byte(0x6F), byte(0x72), byte(0x6C), byte(0x64), byte(0x21),
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byte(0x04), byte(0x00), byte(0x0E),
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byte(0x00), byte(0x01), byte(0x00), byte(0x00), byte(0x00), byte(0x00)
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};*/
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/* 1. Прогоняем все подпрограммы */
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vector<vector<byte>> parsedBytecode = vmCur.parseCommands(allByteCode, allByteCode.size());
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// Найдём все подпрограммы
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bool subprogParseIsStarted = false;
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vector<vector<byte>> subprogBytes = {};
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vector<byte> functId;
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byte functMode = byte(0x00);
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int commandPointer = 0;
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for (vector<byte> command : parsedBytecode) {
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//cout << showBytes(command) << "\n"; // Вывод команд (Отладка)
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if (
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command.at(0) == byte(0x00) &&
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command.at(1) == byte(0x00)
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) {
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if (!subprogParseIsStarted) {
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subprogParseIsStarted = true;
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//functMode = byte(command.at(commandPointer + 1));
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functMode = byte(command.at(1));
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functId = {
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/*byte(command[commandPointer + 2]),
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byte(command[commandPointer + 3]),
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byte(command[commandPointer + 4]),
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byte(command[commandPointer + 5])*/
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byte(command.at(2)),
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byte(command.at(3)),
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byte(command.at(4)),
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byte(command.at(5))
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};
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}
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else {
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// (!) Выдать ошибку: нельзя объявлять функцию в функции.
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return -1;
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}
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}
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else if (
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command.at(0) == byte(0x00) &&
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command.at(1) == byte(0x01)
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) {
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if (!subprogParseIsStarted) {
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// (!) Выдать ошибку: ошибка синтаксиса: обнаружен концевик без объявления начала функции
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}
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else if (!(
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/*command[commandPointer + 1] == functId.at(1) &&
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command[commandPointer + 2] == functId.at(2) &&
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command[commandPointer + 3] == functId.at(3) &&
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command[commandPointer + 4] == functId.at(4)*/
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command.at(2) == functId.at(0) &&
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command.at(3) == functId.at(1) &&
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command.at(4) == functId.at(2) &&
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command.at(5) == functId.at(3)
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)) {
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// (!) Выдать ошибку: идентификатор подпрограммы в концевике не соответствует идентификатору подпрограммы в заголовке.
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/*std::cout << "\n" << showBytes(functId) << "\n";
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std::cout << showBytes({command.at(2), command.at(3), command.at(4), command.at(5)}) << "\n";*/
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}
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else {
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Subprog funct(
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functId,
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functMode,
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subprogBytes
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);
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vmCur.includeVoid(funct);
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subprogParseIsStarted = false;
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subprogBytes.clear();
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functId = {
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byte(0x00),
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byte(0x00),
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byte(0x00),
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byte(0x00)
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};
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functMode = byte(0x00);
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}
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}
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else if (subprogParseIsStarted) {
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//std::cout << "pushCom: " << showBytes(command) << ";\n";
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subprogBytes.push_back(command);
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}
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else {
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// (!) Выдать ошибку: команда вне функции.
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return -1;
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}
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commandPointer++;
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}
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// Исполняем код
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vector<byte> mainFunctId = {};
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mainFunctId.insert(mainFunctId.begin(), 4, byte(0x00));
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auto execTime = std::chrono::steady_clock::now();
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execFunct(vmCur, mainFunctId);
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auto endTime = std::chrono::steady_clock::now();
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if (isShowRuntime) {
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int executeTimeDebug = std::chrono::duration_cast<std::chrono::milliseconds>(endTime - execTime).count();
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int bootTimeDebug = std::chrono::duration_cast<std::chrono::milliseconds>(execTime - startedTime).count();
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int totalTime = std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startedTime).count();
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cout << "\n========================\nExecute time: " << executeTimeDebug << " ms\nBoot time: " << bootTimeDebug << " ms\nTotal: " << totalTime << " ms";
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}
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}
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