示例#1
0
void interpreter::call(const variant & func, int retnum, int * retpos)
{
	fake * fk = m_fk;
	paramstack * ps = getps(m_fk);
	const funcunion * f = m_fk->fm.get_func(func);
	bool & err = m_isend;
	USE(err);
	if (UNLIKE(!f))
	{
		FKERR("fkrun no func %s fail", vartostring(&func).c_str());
		m_isend = true;
		seterror(m_fk, efk_run_no_func_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "fkrun no func %s fail", vartostring(&func).c_str());
		return;
	}

	// 常规函数
	if (LIKE(f->havefb))
	{
		const func_binary * fb = &f->fb;
		variant * v = 0;

		// 准备栈大小
		int needsize = m_sp + BP_SIZE + retnum + FUNC_BINARY_MAX_STACK(*fb);
		if (UNLIKE(needsize > (int)ARRAY_MAX_SIZE(m_stack)))
		{
			int newsize = needsize + needsize * m_fk->cfg.array_grow_speed / 100;
			ARRAY_GROW(m_stack, newsize, variant);
		}

		// 老的bp
		int oldbp = m_bp;
		m_bp = m_sp;

		// 记录返回位置
		for (int i = 0; i < retnum; i++)
		{
			v = &ARRAY_GET(m_stack, m_bp);
			v->type = variant::NIL;
			v->data.buf = retpos[i];
			m_bp++;
		}

		// 记录返回值数目
		v = &ARRAY_GET(m_stack, m_bp);
		v->type = variant::NIL;
		v->data.buf = retnum;
		m_bp++;

		// 记录老的ip
		v = &ARRAY_GET(m_stack, m_bp);
		v->type = variant::NIL;
		v->data.buf = m_ip;
		m_bp++;

		// 记录profile
		if (UNLIKE(m_fk->pf.isopen()))
		{
			v = &ARRAY_GET(m_stack, m_bp);
			v->data.buf = fkgetmstick();
		}
		v->type = variant::NIL;
		m_bp++;

		// 记录老的fb
		v = &ARRAY_GET(m_stack, m_bp);
		v->type = variant::NIL;
		v->data.buf = (uint64_t)m_fb;
		m_bp++;

		// 记录老的bp
		v = &ARRAY_GET(m_stack, m_bp);
		v->type = variant::NIL;
		v->data.buf = oldbp;
		m_bp++;

		// 设置sp
		m_sp = m_bp + FUNC_BINARY_MAX_STACK(*fb);
		
		if (UNLIKE((int)ps->m_variant_list_num != FUNC_BINARY_PARAMNUM(*fb)))
		{
			FKERR("call func %s param not match", vartostring(&func).c_str());
			m_isend = true;
			seterror(m_fk, efk_run_param_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "call func %s param not match", vartostring(&func).c_str());
			return;
		}

		assert(FUNC_BINARY_PARAMNUM(*fb) <= REAL_MAX_FAKE_PARAM_NUM);
		assert(m_bp + FUNC_BINARY_PARAMNUM(*fb) <= (int)ARRAY_MAX_SIZE(m_stack));

		// 分配入参
		memcpy(&ARRAY_GET(m_stack, m_bp), ps->m_variant_list, FUNC_BINARY_PARAMNUM(*fb) * sizeof(variant));
		PS_CLEAR(*ps);

		// 重置ret
		V_SET_NIL(&m_ret[0]);

		// 标记
		FUNC_BINARY_USE(*fb)++;

		// 新函数
		m_fb = fb;
		m_ip = 0;

		return;
	}

	// 记录profile
	uint32_t s = 0;
	if (UNLIKE(m_fk->pf.isopen()))
	{
		s = fkgetmstick();
	}

	// 绑定函数
	if (f->haveff)
	{
		BIND_FUNC_CALL(f, this);
		FKLOG("call C func %s", vartostring(&func).c_str());
	}
	// 内置函数
	else if (f->havebif)
	{
		BUILDIN_FUNC_CALL(f, this);
		FKLOG("call buildin func %s", vartostring(&func).c_str());
	}
	else
	{
		assert(0);
		FKERR("fkrun no inter func %s fail", vartostring(&func).c_str());
		m_isend = true;
		seterror(m_fk, efk_run_no_func_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "fkrun no inter func %s fail", vartostring(&func).c_str());
		return;
	}

	// 返回值
	// 这种情况是直接跳过脚本调用了C函数
	if (UNLIKE(BP_END(m_bp)))
	{
		variant * cret;
		PS_POP_AND_GET(*ps, cret);
		m_isend = true;
		// 直接塞返回值
		m_ret[0] = *cret;
	}
	// 否则塞到当前堆栈上
	else
	{
		// 检查返回值数目对不对
		if (UNLIKE((int)ps->m_variant_list_num != retnum))
		{
			FKERR("native func %s param not match, give %d need %d", vartostring(&func).c_str(), (int)ps->m_variant_list_num, retnum);
			m_isend = true;
			seterror(m_fk, efk_run_param_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "native func %s param not match, give %d need %d", vartostring(&func).c_str(), (int)ps->m_variant_list_num, retnum);
			return;
		}
		
		// 塞返回值
		for (int i = 0; i < retnum; i++)
		{
			variant * ret;
			GET_VARIANT(*m_fb, m_bp, ret, retpos[i]);
			
			variant * cret;
			PS_GET(*ps, cret, i);
			
			*ret = *cret;
		}
	}
	
	if (UNLIKE(m_fk->pf.isopen()))
	{
		const char * name = 0;
		V_GET_STRING(&func, name);
		m_fk->pf.add_func_sample(name, fkgetmstick() - s);
	}

	return;
}
示例#2
0
int interpreter::run(int cmdnum)
{
	fake * fk = m_fk;
	bool & err = m_isend;
	int i = 0;
	
	// 栈溢出检查
	if (UNLIKE((int)ARRAY_MAX_SIZE(m_stack) > m_fk->cfg.stack_max))
	{	
		m_isend = true;
		seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "stack too big %d", ARRAY_MAX_SIZE(m_stack));
		return 0;
	}

	// 切换检查
	if (UNLIKE(m_sleeping))
	{
		if (LIKE(m_yieldtime))
		{
			m_yieldtime--;
			return 0;
		}
		else if (LIKE(fkgetmstick() < m_wakeuptime))
		{
			return 0;
		}
		else
		{
			m_wakeuptime = 0;
		}
	}
	
	if (UNLIKE(m_isend))
	{
		return 0;
	}
	
	while (1)
	{
		// 当前函数走完
		if (UNLIKE(m_ip >= (int)FUNC_BINARY_CMDSIZE(*m_fb)))
		{
			FKLOG("pop stack %s", FUNC_BINARY_NAME(*m_fb));
			
			// 记录profile
			if (UNLIKE(m_fk->pf.isopen()))
			{
				uint32_t calltime = 0;
				BP_GET_CALLTIME(m_bp, calltime);
				m_fk->pf.add_func_sample(FUNC_BINARY_NAME(*m_fb), fkgetmstick() - calltime);
			}
			
			// 标记
			FUNC_BINARY_USE(*m_fb)--;
			
			// 更新
			if (UNLIKE(!FUNC_BINARY_USE(*m_fb) && FUNC_BINARY_BACKUP(*m_fb)))
			{
				FUNC_BINARY_BACKUP_MOVE(*m_fb);
			}
			
			// 出栈
			int oldretnum = 0;
			BP_GET_RETNUM(m_bp, oldretnum);
			int callbp = 0;
			BP_GET_BP(m_bp, callbp);
			BP_GET_FB(m_bp, m_fb);
			BP_GET_IP(m_bp, m_ip);
			int oldbp = m_bp;
			m_sp = m_bp - BP_SIZE - oldretnum;
			m_bp = callbp;
			
			// 所有都完
			if (UNLIKE(BP_END(m_bp)))
			{
				FKLOG("stack empty end");
				m_isend = true;
				break;
			}
			// 塞返回值
			else
			{
				for (int i = 0; i < oldretnum; i++)
				{
					int oldretpos = 0;
					BP_GET_RETPOS(oldbp, oldretnum, oldretpos, i);
					
					variant * ret;
					GET_VARIANT(*m_fb, m_bp, ret, oldretpos);
					*ret = m_ret[i];
				}
			}
			continue;
		}

		int code = COMMAND_CODE(GET_CMD(*m_fb, m_ip));

		FKLOG("next %d %d %s", COMMAND_TYPE(GET_CMD(*m_fb, m_ip)), code, OpCodeStr(code));
			
		assert (COMMAND_TYPE(GET_CMD(*m_fb, m_ip)) == COMMAND_OPCODE);

		m_ip++;

		if (UNLIKE(m_fk->pf.isopen()))
		{
			m_fk->pf.add_code_sample(code);
		}

		// 执行对应命令,放一起switch效率更高,cpu有缓存
		switch (code)
		{
		case OPCODE_ASSIGN:
			{
				// 赋值dest,必须为栈上或容器内
				if (UNLIKE(!(CHECK_STACK_POS(*m_fb, m_ip) || CHECK_CONTAINER_POS(*m_fb, m_ip))))
				{	
					err = true;
					seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter assign error, dest is not stack or container, type %s", POS_TYPE_NAME(*m_fb, m_ip));
					break;
				}

				variant * varv = 0;
				LOG_VARIANT(*m_fb, m_ip, "var");
				GET_VARIANT(*m_fb, m_bp, varv, m_ip);
				if (UNLIKE(CHECK_CONST_MAP_POS(varv) || CHECK_CONST_ARRAY_POS(varv)))
				{
					err = true;
					seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter assign error, dest is const container");
					break;
				}
				m_ip++;
				
				// 赋值来源
				const variant * valuev = 0;
				LOG_VARIANT(*m_fb, m_ip, "value");
				GET_VARIANT(*m_fb, m_bp, valuev, m_ip);
				m_ip++;

				// 赋值
				*varv = *valuev;

				FKLOG("assign %s to %s", (vartostring(valuev)).c_str(), (vartostring(varv)).c_str());
			}
			break;
		case OPCODE_PLUS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, PLUS);
			}
			break;
		case OPCODE_MINUS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MINUS);
			}
			break;
		case OPCODE_MULTIPLY:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MULTIPLY);
			}
			break;
		case OPCODE_DIVIDE:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, DIVIDE);
			}
			break;
		case OPCODE_DIVIDE_MOD:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, DIVIDE_MOD);
			}
			break;
		case OPCODE_STRING_CAT:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, STRING_CAT);
			}
			break;
		case OPCODE_AND:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, AND);
			}
			break;
		case OPCODE_OR:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, OR);
			}
			break;
		case OPCODE_LESS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, LESS);
			}
			break;
		case OPCODE_MORE:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MORE);
			}
			break;
		case OPCODE_EQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, EQUAL);
			}
			break;
		case OPCODE_MOREEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MOREEQUAL);
			}
			break;
		case OPCODE_LESSEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, LESSEQUAL);
			}
			break;
		case OPCODE_NOTEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, NOTEQUAL);
			}
			break;
		case OPCODE_NOT:
			{
				MATH_SINGLE_OPER(*m_fb, m_bp, m_ip, NOT);
			}
			break;
		case OPCODE_AND_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, AND_JNE);
			}
			break;
		case OPCODE_OR_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, OR_JNE);
			}
			break;
		case OPCODE_LESS_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, LESS_JNE);
			}
			break;
		case OPCODE_MORE_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, MORE_JNE);
			}
			break;
		case OPCODE_EQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, EQUAL_JNE);
			}
			break;
		case OPCODE_MOREEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, MOREEQUAL_JNE);
			}
			break;
		case OPCODE_LESSEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, LESSEQUAL_JNE);
			}
			break;
		case OPCODE_NOTEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, NOTEQUAL_JNE);
			}
			break;
		case OPCODE_NOT_JNE:
			{
				MATH_SINGLE_OPER_JNE(*m_fb, m_bp, m_ip, NOT_JNE);
			}
			break;
		case OPCODE_JNE:
			{
				const variant * cmp = 0;
				LOG_VARIANT(*m_fb, m_ip, "cmp");
				GET_VARIANT(*m_fb, m_bp, cmp, m_ip);
				m_ip++;

				int ip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				if (!(V_ISBOOL(cmp)))
				{
					FKLOG("jne %d", ip);
					m_ip = ip;
				}
				else
				{
					FKLOG("not jne %d", ip);
				}
			}
			break;
		case OPCODE_JMP:
			{
				int ip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				FKLOG("jmp %d", ip);

				m_ip = ip;
			}
			break;
		case OPCODE_PLUS_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, PLUS);
			}
			break;
		case OPCODE_MINUS_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, MINUS);
			}
			break;
		case OPCODE_MULTIPLY_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, MULTIPLY);
			}
			break;
		case OPCODE_DIVIDE_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, DIVIDE);
			}
			break;
		case OPCODE_DIVIDE_MOD_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, DIVIDE_MOD);
			}
			break;
		case OPCODE_CALL:
			{
				int calltype = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				const variant * callpos = 0;
				LOG_VARIANT(*m_fb, m_ip, "callpos");
				GET_VARIANT(*m_fb, m_bp, callpos, m_ip);
				m_ip++;

				int retnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				int retpos[MAX_FAKE_RETURN_NUM];

				for (int i = 0; i < retnum; i++)
				{
					assert(CHECK_STACK_POS(*m_fb, m_ip) || CHECK_CONTAINER_POS(*m_fb, m_ip));
					retpos[i] = m_ip;
					m_ip++;
				}
				
				int argnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				paramstack & ps = *getps(m_fk);
				PS_CLEAR(ps);
				for (int i = 0; i < argnum; i++)
				{
					variant * arg = 0;
					LOG_VARIANT(*m_fb, m_ip, "arg");
					GET_VARIANT(*m_fb, m_bp, arg, m_ip);
					m_ip++;

					variant * argdest = 0;
					PS_PUSH_AND_GET(ps, argdest);
					*argdest = *arg;
				}
				
				if (LIKE(calltype == CALL_NORMAL))
				{
					call(*callpos, retnum, retpos);
				}
				else if (LIKE(calltype == CALL_CLASSMEM))
				{
					void * classptr = 0;
					const char * classprefix = 0;

					// prefix
					variant * classvar;
					PS_GET(ps, classvar, PS_SIZE(ps) - 1);
					V_GET_POINTER(classvar, classptr, classprefix);

					if (UNLIKE(err))
					{
						break;
					}

					// mem func name
					const char * funcname = 0;
					V_GET_STRING(callpos, funcname);
					
					if (UNLIKE(err))
					{
						break;
					}

					if (UNLIKE(!classptr))
					{
						err = true;
						seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter class mem call error, the class ptr is null, type %s", classprefix);
						break;
					}

					// whole name
					char wholename[MAX_FAKE_REG_FUNC_NAME_LEN];
					if (UNLIKE(classvar->data.ponter->typesz + callpos->data.str->sz >= MAX_FAKE_REG_FUNC_NAME_LEN))
					{
						err = true;
						seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter class mem call error, the name is too long, func %s %s", classprefix, funcname);
						break;
					}
					memcpy(wholename, classprefix, classvar->data.ponter->typesz);
					memcpy(wholename + classvar->data.ponter->typesz, funcname, callpos->data.str->sz);
					wholename[classvar->data.ponter->typesz + callpos->data.str->sz] = 0;

					// call it
					variant tmp;
					V_SET_STRING(&tmp, wholename);

					call(tmp, retnum, retpos);
				}
				else
				{
					m_processor->start_routine(*callpos, retnum, retpos);
				}
			}
			break;
		case OPCODE_RETURN:
			{
				int returnnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				if (UNLIKE(!returnnum))
				{
					FKLOG("return empty");
					m_ip = (*m_fb).m_size;
					break;
				}
				m_ip++;

				// 塞给ret
				for (int i = 0; i < returnnum; i++)
				{
					const variant * ret = 0;
					LOG_VARIANT(*m_fb, m_ip, "ret");
					GET_VARIANT(*m_fb, m_bp, ret, m_ip);
					m_ip++;

					m_ret[i] = *ret;

					FKLOG("return %s", (vartostring(&m_ret[i])).c_str());
				}
				
				m_ip = (*m_fb).m_size;
			}
			break;
		case OPCODE_SLEEP:
			{
				const variant * time = 0;
				LOG_VARIANT(*m_fb, m_ip, "time");
				GET_VARIANT(*m_fb, m_bp, time, m_ip);
				m_ip++;

				uint32_t sleeptime = 0;
				V_GET_REAL(time, sleeptime);

				m_wakeuptime = fkgetmstick() + sleeptime;
				m_sleeping = true;
				return i + 1;
			}
			break;
		case OPCODE_YIELD:
			{
				const variant * time = 0;
				LOG_VARIANT(*m_fb, m_ip, "time");
				GET_VARIANT(*m_fb, m_bp, time, m_ip);
				m_ip++;

				V_GET_REAL(time, m_yieldtime);
				m_sleeping = true;
				return i + 1;
			}
			break;
		default:
			assert(0);
			FKERR("next err code %d %s", code, OpCodeStr(code));
			break;
		}
		
		if (UNLIKE(err))
		{
			// 发生错误
			m_isend = true;

			// 清除当前栈上函数的使用标记
			{
				int ip = m_ip;
				int bp = m_bp;
				const func_binary * fb = m_fb;

				while (!BP_END(bp))
				{
					// 标记
					FUNC_BINARY_USE(*fb)--;
					
					// 更新
					if (UNLIKE(!FUNC_BINARY_USE(*fb) && FUNC_BINARY_BACKUP(*fb)))
					{
						FUNC_BINARY_BACKUP_MOVE(*fb);
					}
					
					BP_GET_FB(bp, fb);
					BP_GET_IP(bp, ip);
					int callbp = 0;
					BP_GET_BP(bp, callbp);
					bp = callbp;
					if (BP_END(bp))
					{
						break;
					}
				}
			}
		}

		if (UNLIKE(m_isend))
		{
			break;
		}
		
		i++;
		
		if (UNLIKE(i >= cmdnum))
		{
			break;
		}
	}
	
	return i;
}
示例#3
0
int interpreter::run(int cmdnum)
{
	fake * fk = m_fk;
	bool & err = m_isend;
	int i = 0;
	
	// 栈溢出检查
	if (UNLIKE((int)ARRAY_MAX_SIZE(m_stack) > m_fk->cfg.stack_max))
	{	
		m_isend = true;
		seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "stack too big %d", ARRAY_MAX_SIZE(m_stack));
		return 0;
	}

	// 切换检查
	if (UNLIKE(m_sleeping))
	{
		if (LIKE(m_yieldtime))
		{
			m_yieldtime--;
			return 0;
		}
		else if (LIKE(fkgetmstick() < m_wakeuptime))
		{
			return 0;
		}
		else
		{
			m_wakeuptime = 0;
		}
	}
	
	if (UNLIKE(m_isend))
	{
		return 0;
	}
	
	while (1)
	{
		// 当前函数走完
		if (UNLIKE(m_ip >= (int)FUNC_BINARY_CMDSIZE(*m_fb)))
		{
			FKLOG("pop stack %s", FUNC_BINARY_NAME(*m_fb));
			
			// 记录profile
			if (UNLIKE(m_fk->pf.isopen()))
			{
				uint32_t calltime = 0;
				BP_GET_CALLTIME(m_bp, calltime);
				m_fk->pf.add_func_sample(FUNC_BINARY_NAME(*m_fb), fkgetmstick() - calltime);
			}
			
			// 标记
			FUNC_BINARY_USE(*m_fb)--;
			
			// 更新
			if (UNLIKE(!FUNC_BINARY_USE(*m_fb) && FUNC_BINARY_BACKUP(*m_fb)))
			{
				FUNC_BINARY_BACKUP_MOVE(*m_fb);
			}
			
			// 出栈
			int oldretnum = 0;
			BP_GET_RETNUM(m_bp, oldretnum);
			int callbp = 0;
			BP_GET_BP(m_bp, callbp);
			BP_GET_FB(m_bp, m_fb);
			BP_GET_IP(m_bp, m_ip);
			int oldbp = m_bp;
			m_sp = m_bp - BP_SIZE - oldretnum;
			m_bp = callbp;
			
			// 所有都完
			if (UNLIKE(BP_END(m_bp)))
			{
				FKLOG("stack empty end");
				m_isend = true;
				break;
			}
			// 塞返回值
			else
			{
				for (int i = 0; i < oldretnum; i++)
				{
					int oldretpos = 0;
					BP_GET_RETPOS(oldbp, oldretnum, oldretpos, i);
					
					variant * ret;
					GET_VARIANT(*m_fb, m_bp, ret, oldretpos);
					*ret = m_ret[i];
				}
			}
			continue;
		}

		int code = COMMAND_CODE(GET_CMD(*m_fb, m_ip));

		FKLOG("next %d %d %s", COMMAND_TYPE(GET_CMD(*m_fb, m_ip)), code, OpCodeStr(code));
			
		assert (COMMAND_TYPE(GET_CMD(*m_fb, m_ip)) == COMMAND_OPCODE);

		m_ip++;

		if (UNLIKE(m_fk->pf.isopen()))
		{
			m_fk->pf.add_code_sample(code);
		}

		// 执行对应命令,放一起switch效率更高,cpu有缓存
		switch (code)
		{
		case OPCODE_ASSIGN:
			{
				// 赋值dest,必须为栈上或容器内
				if (UNLIKE(!(CHECK_STACK_POS(*m_fb, m_ip) || CHECK_CONTAINER_POS(*m_fb, m_ip))))
				{	
					err = true;
					seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter assign error, dest is not stack or container, type %s", POS_TYPE_NAME(*m_fb, m_ip));
					break;
				}

				variant * varv = 0;
				LOG_VARIANT(*m_fb, m_ip, "var");
				GET_VARIANT(*m_fb, m_bp, varv, m_ip);
				m_ip++;
				
				// 赋值来源
				const variant * valuev = 0;
				LOG_VARIANT(*m_fb, m_ip, "value");
				GET_VARIANT(*m_fb, m_bp, valuev, m_ip);
				m_ip++;

				// 赋值
				*varv = *valuev;

				FKLOG("assign %s to %s", (vartostring(valuev)).c_str(), (vartostring(varv)).c_str());
			}
			break;
		case OPCODE_PLUS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, PLUS);
			}
			break;
		case OPCODE_MINUS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MINUS);
			}
			break;
		case OPCODE_MULTIPLY:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MULTIPLY);
			}
			break;
		case OPCODE_DIVIDE:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, DIVIDE);
			}
			break;
		case OPCODE_DIVIDE_MOD:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, DIVIDE_MOD);
			}
			break;
		case OPCODE_AND:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, AND);
			}
			break;
		case OPCODE_OR:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, OR);
			}
			break;
		case OPCODE_LESS:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, LESS);
			}
			break;
		case OPCODE_MORE:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MORE);
			}
			break;
		case OPCODE_EQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, EQUAL);
			}
			break;
		case OPCODE_MOREEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, MOREEQUAL);
			}
			break;
		case OPCODE_LESSEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, LESSEQUAL);
			}
			break;
		case OPCODE_NOTEQUAL:
			{
				MATH_OPER(*m_fb, m_bp, m_ip, NOTEQUAL);
			}
			break;
		case OPCODE_NOT:
			{
				MATH_SINGLE_OPER(*m_fb, m_bp, m_ip, NOT);
			}
			break;
		case OPCODE_AND_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, AND_JNE);
			}
			break;
		case OPCODE_OR_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, OR_JNE);
			}
			break;
		case OPCODE_LESS_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, LESS_JNE);
			}
			break;
		case OPCODE_MORE_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, MORE_JNE);
			}
			break;
		case OPCODE_EQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, EQUAL_JNE);
			}
			break;
		case OPCODE_MOREEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, MOREEQUAL_JNE);
			}
			break;
		case OPCODE_LESSEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, LESSEQUAL_JNE);
			}
			break;
		case OPCODE_NOTEQUAL_JNE:
			{
				MATH_OPER_JNE(*m_fb, m_bp, m_ip, NOTEQUAL_JNE);
			}
			break;
		case OPCODE_NOT_JNE:
			{
				MATH_SINGLE_OPER_JNE(*m_fb, m_bp, m_ip, NOT_JNE);
			}
			break;
		case OPCODE_JNE:
			{
				const variant * cmp = 0;
				LOG_VARIANT(*m_fb, m_ip, "cmp");
				GET_VARIANT(*m_fb, m_bp, cmp, m_ip);
				m_ip++;

				int ip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				if (!(V_ISBOOL(cmp)))
				{
					FKLOG("jne %d", ip);
					m_ip = ip;
				}
				else
				{
					FKLOG("not jne %d", ip);
				}
			}
			break;
		case OPCODE_JMP:
			{
				int ip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				FKLOG("jmp %d", ip);

				m_ip = ip;
			}
			break;
		case OPCODE_PLUS_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, PLUS);
			}
			break;
		case OPCODE_MINUS_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, MINUS);
			}
			break;
		case OPCODE_MULTIPLY_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, MULTIPLY);
			}
			break;
		case OPCODE_DIVIDE_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, DIVIDE);
			}
			break;
		case OPCODE_DIVIDE_MOD_ASSIGN:
			{
				MATH_ASSIGN_OPER(*m_fb, m_bp, m_ip, DIVIDE_MOD);
			}
			break;
		case OPCODE_CALL:
			{
				int calltype = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				const variant * callpos = 0;
				LOG_VARIANT(*m_fb, m_ip, "callpos");
				GET_VARIANT(*m_fb, m_bp, callpos, m_ip);
				m_ip++;

				int retnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;
				
				int retpos[MAX_FAKE_RETURN_NUM];

				for (int i = 0; i < retnum; i++)
				{
					assert(CHECK_STACK_POS(*m_fb, m_ip));
					retpos[i] = m_ip;
					m_ip++;
				}
				
				int argnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				paramstack & ps = *getps(m_fk);
				PS_CLEAR(ps);
				for (int i = 0; i < argnum; i++)
				{
					variant * arg = 0;
					LOG_VARIANT(*m_fb, m_ip, "arg");
					GET_VARIANT(*m_fb, m_bp, arg, m_ip);
					m_ip++;

					variant * argdest = 0;
					PS_PUSH_AND_GET(ps, argdest);
					*argdest = *arg;
				}
				
				if (LIKE(calltype == CALL_NORMAL))
				{
					call(*callpos, retnum, retpos);
				}
				else
				{
					m_processor->start_routine(*callpos, retnum, retpos);
				}
			}
			break;
		case OPCODE_RETURN:
			{
				int returnnum = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				if (UNLIKE(!returnnum))
				{
					FKLOG("return empty");
					m_ip = (*m_fb).m_size;
					break;
				}
				m_ip++;

				// 塞给ret
				for (int i = 0; i < returnnum; i++)
				{
					const variant * ret = 0;
					LOG_VARIANT(*m_fb, m_ip, "ret");
					GET_VARIANT(*m_fb, m_bp, ret, m_ip);
					m_ip++;

					m_ret[i] = *ret;

					FKLOG("return %s", (vartostring(&m_ret[i])).c_str());
				}
				
				m_ip = (*m_fb).m_size;
			}
			break;
		case OPCODE_FORBEGIN:
			{
				// 赋值dest,必须为栈上或容器内
				if (UNLIKE(!(CHECK_STACK_POS(*m_fb, m_ip) || CHECK_CONTAINER_POS(*m_fb, m_ip))))
				{	
					err = true;
					seterror(fk, efk_run_inter_error, fkgetcurfile(fk), fkgetcurline(fk), fkgetcurfunc(fk), "interpreter assign error, dest is not stack or container, type %s", POS_TYPE_NAME(*m_fb, m_ip));
					break;
				}

				// var
				variant * varv = 0;
				LOG_VARIANT(*m_fb, m_ip, "var");
				GET_VARIANT(*m_fb, m_bp, varv, m_ip);
				m_ip++;
				
				// begin
				const variant * beginv = 0;
				LOG_VARIANT(*m_fb, m_ip, "begin");
				GET_VARIANT(*m_fb, m_bp, beginv, m_ip);
				m_ip++;

				// end
				const variant * endv = 0;
				LOG_VARIANT(*m_fb, m_ip, "endv");
				GET_VARIANT(*m_fb, m_bp, endv, m_ip);
				m_ip++;

				// add
				const variant * addv = 0;
				LOG_VARIANT(*m_fb, m_ip, "addv");
				GET_VARIANT(*m_fb, m_bp, addv, m_ip);
				m_ip++;

				int jneip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				// 赋值
				*varv = *beginv;

				// 增长
				if (LIKE(addv->data.real > 0))
				{
					// 判断是否超出
					if (UNLIKE(varv->data.real >= endv->data.real))
					{
						m_ip = jneip;
					}
				}
				else
				{
					// 判断是否小
					if (UNLIKE(varv->data.real <= endv->data.real))
					{
						m_ip = jneip;
					}
				}
			}
			break;
		case OPCODE_FORLOOP:
			{
				// var
				variant * varv = 0;
				LOG_VARIANT(*m_fb, m_ip, "var");
				GET_VARIANT(*m_fb, m_bp, varv, m_ip);
				m_ip++;
				
				// end
				const variant * endv = 0;
				LOG_VARIANT(*m_fb, m_ip, "endv");
				GET_VARIANT(*m_fb, m_bp, endv, m_ip);
				m_ip++;

				// add
				const variant * addv = 0;
				LOG_VARIANT(*m_fb, m_ip, "addv");
				GET_VARIANT(*m_fb, m_bp, addv, m_ip);
				m_ip++;

				int continueip = COMMAND_CODE(GET_CMD(*m_fb, m_ip));
				m_ip++;

				// 赋值
				V_PLUS(varv, varv, addv);

				// 增长
				if (LIKE(addv->data.real > 0))
				{
					// 判断是否超出
					if (UNLIKE(varv->data.real < endv->data.real))
					{
						m_ip = continueip;
					}
				}
				else
				{
					// 判断是否小
					if (UNLIKE(varv->data.real > endv->data.real))
					{
						m_ip = continueip;
					}
				}
			}
			break;
		case OPCODE_SLEEP:
			{
				const variant * time = 0;
				LOG_VARIANT(*m_fb, m_ip, "time");
				GET_VARIANT(*m_fb, m_bp, time, m_ip);
				m_ip++;

				uint32_t sleeptime = 0;
				V_GET_REAL(time, sleeptime);

				m_wakeuptime = fkgetmstick() + sleeptime;
				m_sleeping = true;
				return i + 1;
			}
			break;
		case OPCODE_YIELD:
			{
				const variant * time = 0;
				LOG_VARIANT(*m_fb, m_ip, "time");
				GET_VARIANT(*m_fb, m_bp, time, m_ip);
				m_ip++;

				V_GET_REAL(time, m_yieldtime);
				m_sleeping = true;
				return i + 1;
			}
			break;
		default:
			assert(0);
			FKERR("next err code %d %s", code, OpCodeStr(code));
			break;
		}
		
		if (UNLIKE(err))
		{
			// 发生错误
			m_isend = true;
		}

		if (UNLIKE(m_isend))
		{
			break;
		}
		
		i++;
		
		if (UNLIKE(i >= cmdnum))
		{
			break;
		}
	}
	
	return i;
}
示例#4
0
void interpreter::call(const variant & func)
{
    fake * fk = m_fk;
	const funcunion * f = m_fk->fm.get_func(func);
	if (UNLIKE(!f))
	{
		FKERR("fkrun no func %s fail", vartostring(&func).c_str());
		seterror(m_fk, efk_run_no_func_error, "fkrun no func %s fail", vartostring(&func).c_str());
		m_isend = true;
		return;
	}

	// 常规函数
	if (f->havefb)
	{
		const func_binary * fb = &f->fb;

		// 空函数处理
		if (UNLIKE(!FUNC_BINARY_CMDSIZE(*fb)))
		{
			// 所有都完
			if (ARRAY_EMPTY(m_stack_list))
			{
				FKLOG("call stack empty end");
				m_isend = true;
			}
			return;
		}

		// 压栈
		if (UNLIKE(ARRAY_SIZE(m_stack_list) >= ARRAY_MAX_SIZE(m_stack_list)))
		{
			int newsize = ARRAY_MAX_SIZE(m_stack_list) + 1 + ARRAY_MAX_SIZE(m_stack_list) * m_fk->cfg.array_grow_speed / 100;
			ARRAY_GROW(m_stack_list, newsize, stack);
		}
		ARRAY_PUSH_BACK(m_stack_list);
		stack & s = ARRAY_BACK(m_stack_list);
		m_cur_stack = &s;
		STACK_INI(s, m_fk, fb);
		if (UNLIKE(FUNC_BINARY_MAX_STACK(*fb) > (int)ARRAY_MAX_SIZE(s.m_stack_variant_list)))
		{
			ARRAY_GROW(s.m_stack_variant_list, FUNC_BINARY_MAX_STACK(*fb), variant);
		}

		// 记录profile
		beginfuncprofile();
		
		paramstack * ps = getps(m_fk);

		if (UNLIKE((int)ps->m_variant_list_num != FUNC_BINARY_PARAMNUM(*fb)))
		{
			FKERR("call func %s param not match", vartostring(&func).c_str());
			seterror(m_fk, efk_run_param_error, "call func %s param not match", vartostring(&func).c_str());
			m_isend = true;
			return;
		}

		assert(FUNC_BINARY_PARAMNUM(*fb) <= (int)ARRAY_MAX_SIZE(s.m_stack_variant_list));

		// 分配栈空间
		for (int i = 0; i < (int)FUNC_BINARY_PARAMNUM(*fb); i++)
		{
			SET_STACK(&(ps->m_variant_list[i]), s, i);
			FKLOG("call set %s to pos %d", (vartostring(&(ps->m_variant_list[i]))).c_str(), i);
		}
		
		ps->clear();

		// 重置ret
		V_SET_NIL(&m_ret[0]);

		// 标记
		FUNC_BINARY_USE(*fb)++;

		return;
	}

	// 记录profile
	uint32_t s = 0;
	if (m_fk->pf.isopen())
	{
		s = fkgetmstick();
	}

	// 绑定函数
	if (f->haveff)
	{
		BIND_FUNC_CALL(f, this);
		FKLOG("call C func %s", vartostring(&func).c_str());
	}
	// 内置函数
	else if (f->havebif)
	{
		BUILDIN_FUNC_CALL(f, this);
		FKLOG("call buildin func %s", vartostring(&func).c_str());
	}
	else
	{
		assert(0);
		FKERR("fkrun no inter func %s fail", vartostring(&func).c_str());
		seterror(m_fk, efk_run_no_func_error, "fkrun no inter func %s fail", vartostring(&func).c_str());
		m_isend = true;
		return;
	}

	// 返回值
	paramstack * theps = getps(m_fk);
    bool err = false;
	USE(err);

	// 这种情况是直接跳过脚本调用了C函数
	if (UNLIKE(ARRAY_EMPTY(m_stack_list)))
	{
    	variant * cret;
    	PS_POP_AND_GET(*theps, cret);
		m_isend = true;
		// 直接塞返回值
		m_ret[0] = *cret;
	}
	// 否则塞到当前堆栈上
	else
	{
		// 塞返回值
		m_cur_stack = &ARRAY_BACK(m_stack_list);
		const func_binary & fb = *m_cur_stack->m_fb;
		for (int i = 0; i < m_cur_stack->m_retnum; i++)
		{
			variant * ret;
			GET_VARIANT(*m_cur_stack, fb, ret, m_cur_stack->m_retvpos[i]);
			
        	variant * cret;
        	PS_GET(*theps, cret, i);
        	
			*ret = *cret;
		}
	}
    if (UNLIKE(err))
    {
        m_isend = true;
    }
    
	if (m_fk->pf.isopen())
	{
	    bool err = false;
		const char * name = 0;
		V_GET_STRING(&func, name);
		m_fk->pf.add_func_sample(name, fkgetmstick() - s);
	}

	return;
}