Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.

Abstract: An electronic device may comprise: a first memory for storing first data at a designated rate; a first processor connected to the first memory and configured to divide the first data into multiple second data, each having a size smaller than the size of the first data; a second memory for storing at least some of the multiple second data at a rate faster than the designated rate; a second processor connected to the second memory and configured to process the at least some of the multiple second data; and a DMA control module, connected to the second processor, for transmitting/receiving data between the first memory and the second memory, wherein the DMA control module is configured to: at least on the basis of a processing command for the multiple second data which is transmitted from the first processor to the second processor, receive, from the first memory, the at least some of the multiple small-sized second data divided from the first data; transmit the at least some of the multiple second data to the s

Abstract: Provided is a data processing method including the operations of storing, in a register, a first immediate portion included in a first instruction, from among the first immediate portion and a second immediate portion that constitute an immediate value, which is an operand; determining the immediate value by catenating the second immediate portion included in a second instruction with the stored first immediate portion; and performing an operation by using a value indicated by the second instruction and the determined immediate value.

Abstract: An electronic device may comprise: a first memory for storing first data at a designated rate; a first processor connected to the first memory and configured to divide the first data into multiple second data, each having a size smaller than the size of the first data; a second memory for storing at least some of the multiple second data at a rate faster than the designated rate; a second processor connected to the second memory and configured to process the at least some of the multiple second data; and a DMA control module, connected to the second processor, for transmitting/receiving data between the first memory and the second memory, wherein the DMA control module is configured to: at least on the basis of a processing command for the multiple second data which is transmitted from the first processor to the second processor, receive, from the first memory, the at least some of the multiple small-sized second data divided from the first data; transmit the at least some of the multiple second data to the s

Abstract: Provided is a modulo scheduling method. The modulo scheduling method includes conducting a search, based on a data dependency graph of a loop, for a recurrence in which a sum of iteration distances between command nodes is less than a predetermined critical value; and determining a processing order of the recurrence.

Abstract: A command processing method and processor performing the method are provided. The method includes: determining a priority of a variable of a program based on a usage frequency of the variable; determining an address at which a value of the variable is stored in a memory based on the priority of the variable; and generating a command that relates to the variable based on a bit string length of the address.

Abstract: Provided is a data processing method including the operations of storing, in a register, a first immediate portion included in a first instruction, from among the first immediate portion and a second immediate portion that constitute an immediate value, which is an operand; determining the immediate value by catenating the second immediate portion included in a second instruction with the stored first immediate portion; and performing an operation by using a value indicated by the second instruction and the determined immediate value.

Abstract: A method of generating a code for a remote procedure call (RPC) includes obtaining a source code including information indicating a part where the RPC is to be performed, and generating a code for calling the RPC and a code for executing an RPC procedure, by analyzing the source code including information indicating the part where the RPC is to be performed.

Abstract: A technology for executing an external operation from a software-pipelined loop is provided. Code performance efficiency can be improved by overlapping the execution of the external operations of the loop and the iterations of the loop.

Abstract: A modulo scheduling method including calculating at least two candidate initiation intervals between adjacent iterations, searching for schedules of the instructions in parallel by using the candidate initiation intervals, and selecting a schedule determined to be valid from among the searched schedules.

Abstract: A command processing method and processor performing the method are provided. The method includes: determining a priority of a variable of a program based on a usage frequency of the variable; determining an address at which a value of the variable is stored in a memory based on the priority of the variable; and generating a command that relates to the variable based on a bit string length of the address.

Abstract: A method for scheduling loop processing of a reconfigurable processor includes generating a dependence graph of instructions for the loop processing; mapping a first register file of the reconfigurable processor on an arrow indicating inter-iteration dependence on the dependence graph; and searching for schedules of the instructions based on the mapping result.

Abstract: Provided is a modulo scheduling method. The modulo scheduling method includes conducting a search, based on a data dependency graph of a loop, for a recurrence in which a sum of iteration distances between command nodes is less than a predetermined critical value; and determining a processing order of the recurrence.

Abstract: A method of generating a code for a remote procedure call (RPC) includes obtaining a source code including information indicating a part where the RPC is to be performed, and generating a code for calling the RPC and a code for executing an RPC procedure, by analyzing the source code including information indicating the part where the RPC is to be performed.

Abstract: An apparatus for detecting a source code error location in a mixed-mode program is disclosed. The apparatus may include a compiler, a mapping table generator, a simulator, a comparison data generator and an error location detector. The apparatus extracts low-level data while simulating a verification program and while simulating a reference program. The low-level data is mapped to mapping tables for a verification program and a reference program, and by comparing the tables it is determined if there is an error in the mixed-mode program and if so, where.

Abstract: A technique for minimizing overhead caused by copying or moving a value from one cluster to another cluster is provided. A number of operations, for example, a mov operation for moving or copying a value from one cluster to another cluster and a normal operation may be executed concurrently. Accordingly, access to a register file outside of the cluster may be reduced and the performance of code may be improved.

Abstract: Provided are a reconfigurable processor, which is capable of reducing the probability of an incorrect computation by analyzing the dependence between memory access instructions and allocating the memory access instructions between a plurality of processing elements (PEs) based on the results of the analysis, and a method of controlling the reconfigurable processor. The reconfigurable processor extracts an execution trace from simulation results, and analyzes the memory dependence between instructions included in different iterations based on parts of the execution trace of memory access instructions.

Abstract: A modulo scheduling method including calculating at least two candidate initiation intervals between adjacent iterations, searching for schedules of the instructions in parallel by using the candidate initiation intervals, and selecting a schedule determined to be valid from among the searched schedules.

Abstract: A method for scheduling loop processing of a reconfigurable processor includes generating a dependence graph of instructions for the loop processing; mapping a first register file of the reconfigurable processor on an arrow indicating inter-iteration dependence on the dependence graph; and searching for schedules of the instructions based on the mapping result.

Abstract: There is provided a multiple threads execution processor. The multiple threads execution processor includes a thread selector configured to select a first thread from among a plurality of threads for executing a program code, and a thread executor configured to execute the first thread selected by the thread selector, and execute a second thread selected by the thread selector from among the plurality of threads after completing execution of the first thread.