WO2007114059A1 - データ処理装置 - Google Patents
データ処理装置 Download PDFInfo
- Publication number
- WO2007114059A1 WO2007114059A1 PCT/JP2007/055829 JP2007055829W WO2007114059A1 WO 2007114059 A1 WO2007114059 A1 WO 2007114059A1 JP 2007055829 W JP2007055829 W JP 2007055829W WO 2007114059 A1 WO2007114059 A1 WO 2007114059A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- unit
- configuration information
- configuration
- state
- data processing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7867—Architectures of general purpose stored program computers comprising a single central processing unit with reconfigurable architecture
Definitions
- the present invention relates to a data processing apparatus including a reconfigurable device capable of changing a circuit that executes predetermined processing.
- An information processing apparatus has a wider range of use and is required to have more advanced arithmetic processing or an ability to process a large amount of data at high speed like an image or a moving image.
- conventional methods such as a DSP (Digital Signal Processor) that specially handles specific operations and processing separately from the host processor, and an application specific integrated circuit (DSP) are provided.
- DSP Digital Signal Processor
- a configuration is known in which the processing capacity of an information processing device is improved by reducing the processing load of a host processor such as a CPU.
- the information processing device is equipped with a data processing device consisting of a reconfigurable device such as an FPGA (Field Programmable Gate Array) or CPLD (Complex Programmable Logic Device) and a JDRP (Dynamically Reconngurable Processor).
- a reconfigurable device such as an FPGA (Field Programmable Gate Array) or CPLD (Complex Programmable Logic Device) and a JDRP (Dynamically Reconngurable Processor).
- the reconfigurable device has an internal memory for storing a program (object code) therein.
- a memory is provided, and the object code stored in the external memory is loaded into the internal memory under the control of the CPU, etc., and a circuit is configured in accordance with the loaded object code, and the data input by the circuit is processed. Execute.
- Patent Document 1 Japanese Patent Laid-Open No. 2000-138579
- Patent Document 2 Japanese Patent Laid-Open No. 2000-224025
- Patent Document 3 Japanese Patent Laid-Open No. 2000-232354
- Patent Reference 4 JP 2000-232162
- Patent 5 JP 2003-076668
- Patent 6 JP 2003-099409
- Non-Patent Document 1 Hideharu Amano, Akiya jouraku, Kenichiro Anjo, A Dynamically Adaptive Hardware on Dynamically Reconfigurable Processor ", IEICE Transactions, Vol. E86-B, N 0.12, pp.
- the computing unit includes a plurality of small computing units and an interconnection unit for switching their connections, and each computing unit is configured to control the operation of the computing unit. And various processing is realized by switching the instruction code for the interconnection part.
- DRP digital data processing
- other data may be read from the memory during the processing, and the processing may be continued using the data.
- DRP is equipped with an internal memory S, and its storage capacity is often limited. Therefore, in DRP processing, when referring to tables or data that require large storage capacity during processing, it is necessary to access the memory in which they are stored.
- Patent Document 7 Japanese Patent Laid-Open No. 2005-222141
- Patent Document 8 Japanese Patent Laid-Open No. 2005-222142
- the configuration information refers to an operation command for an arithmetic unit at a certain point in time, information indicating the connection relation of each arithmetic unit in the interconnection unit, an event signal and the corresponding configuration information to be selected next.
- a circuit is virtually installed in the data processing device with information indicating the relationship. This is information necessary for configuration.
- Object code refers to a collection of configuration information necessary to execute a desired process.
- an object of the present invention is to provide a data processing apparatus that can eliminate the restriction of the storage destination of configuration information and can share the configuration information.
- the data processor is configured to be used in the next operation state based on the current operation state, the candidate group of the next transition state, and the event signal issued from the computing unit.
- the state management unit that determines the logical number, which is the interrelation information of each piece of configuration information included in the object code, and the logical number is converted into a real number that indicates the location where the corresponding configuration information is actually stored
- a configuration number conversion unit that outputs a real number corresponding to the logical number determined by the state management unit, and a configuration that stores the configuration information and corresponds to the real number output from the configuration number conversion unit
- a configuration information storage unit for notifying information to the arithmetic unit and the interconnection unit.
- the configuration information included in the object code is represented by a logical number, even if the logical numbers of the configuration information included in a plurality of object codes overlap, the configuration number Since each number is converted into a corresponding real number by the signal conversion unit, there is no practical restriction on the storage location of the configuration information.
- the configuration information included in the object code is represented by a logical number, even if multiple object codes have the same configuration information, if the configuration information is assigned to a specific real number, the configuration between each object code Share information. Therefore, since the same configuration information can be specified by a plurality of object codes, there is no restriction on the storage destination of the configuration information, and the configuration information can be shared.
- FIG. 1 is a block diagram showing a configuration of a first embodiment of a data processing apparatus of the present invention.
- FIG. 2 is a block diagram showing a configuration of a second embodiment of the data processing apparatus of the present invention.
- FIG. 3 is a block diagram showing a configuration of a third embodiment of the data processing apparatus of the present invention.
- FIG. 4 is a block diagram showing a configuration of a fourth embodiment of the data processing apparatus of the present invention.
- FIG. 5 is a block diagram showing a configuration of the fifth embodiment of the data processing apparatus of the present invention.
- FIG. 6 is a block diagram showing a configuration of a sixth embodiment of the data processing apparatus of the present invention.
- FIG. 7 is a block diagram showing a configuration of a seventh embodiment of the data processing apparatus of the present invention.
- FIG. 8 is a block diagram showing the configuration of the eighth embodiment of the data processing apparatus of the present invention.
- FIG. 9 is a block diagram showing the configuration of the first embodiment of the data processing apparatus of the present invention.
- FIG. 10 is a state transition diagram showing an example of an object code processed by the data processing apparatus shown in FIG.
- FIG. 11 is a schematic diagram showing an example of a conversion table used in the data processing apparatus shown in FIG. 12]
- FIG. 12 is a block diagram showing the configuration of the second embodiment of the data processing apparatus of the present invention.
- FIG. 13 is a state transition diagram showing an example of an object code processed by the data processing apparatus shown in FIG.
- FIG. 14 is a schematic diagram showing an example of a conversion table used in the data processing apparatus shown in FIG.
- FIG. 15 is a schematic diagram showing an example of a state transition diagram stored in the auxiliary control unit shown in FIG.
- FIG. 16 is a schematic diagram showing an example of a state transition diagram stored in the state transition management unit shown in FIG.
- FIG. 17 is a schematic diagram showing an example of a state transition diagram held in the auxiliary control unit after rewriting the configuration information by the configuration rewriting unit shown in FIG.
- FIG. 18 is a schematic diagram showing an example of a conversion table held in the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 19 is a block diagram showing the configuration of the third embodiment of the data processing apparatus of the present invention.
- FIG. 20 is a state transition diagram showing an example of an object code processed by the state transition management unit of the data processing apparatus shown in FIG.
- FIG. 21 is a state transition diagram showing a state transition inside the state shown in FIG.
- FIG. 22 is a schematic diagram showing an example of a conversion table used in the data processing apparatus shown in FIG.
- FIG. 23a is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23b is a schematic diagram showing an example of a conversion table held by the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23c is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23d is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23e is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23f is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23g is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23h is a schematic diagram showing an example of a conversion table held in the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 23i is a schematic diagram showing an example of a conversion table held by the state management unit and the configuration number conversion unit after the configuration information is rewritten by the configuration rewriting unit shown in FIG.
- FIG. 1 is a block diagram showing the configuration of the first embodiment of the data processing apparatus of the present invention.
- the data processing apparatus has a configuration having a control unit 1 and a calculation unit 2.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, and a configuration writing unit 14, and the calculation unit 2 is a plurality of calculation units 21 connected by the interconnection unit 22. It has.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information, and the event signal from the operation unit 2 in the next operation state. Determine the logical number of the configuration information to be used and notify the logical number to the configuration number conversion unit 12
- the logical number indicates information on the mutual relationship between the configuration information included in the object code, and the position where the configuration information is actually stored in the configuration information storage unit 13 is the real number.
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the real number of the corresponding configuration information stored in the configuration information storage unit 13, and the configuration information Is notified to the configuration information storage unit 13 (configuration designation).
- the configuration information storage unit 13 holds an object code that is a combination of configuration information of the instruction group and the transfer destination candidate group of the computing unit 21 and the interconnection unit 22 for each operation state, and the configuration number conversion unit 12 The configuration information corresponding to the real number specified in (1) is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11, respectively.
- the configuration writing unit 14 writes configuration information into the configuration information storage unit 13 when the data processing apparatus is activated.
- the computing unit 21 performs arithmetic processing according to the configuration information specified from the configuration information storage unit 13 for each of a plurality of operating states that transition sequentially.
- the interconnection unit 22 switches the connection relationship of the plurality of calculators 21 based on the configuration information notified from the configuration information storage unit 13. An event signal corresponding to the calculation result is issued from the calculation unit 2 to the state management unit 11.
- each of the above-described components does not need to be provided independently in the functional unit shown in FIG.
- an arbitrary constituent element which may be included in another constituent element may be constituted by a plurality of parts.
- the configuration information storage unit 13 may be divided, and the divided configuration information storage unit 13 may be provided in the state management unit 11, the arithmetic unit 21, and the interconnection unit 22, respectively.
- the configuration writing unit 14 may be realized by another device provided outside or an MPU.
- the configuration information includes a calculation command for the computing unit 21 at a certain point in time, information indicating the connection relation of each computing unit 21 in the interconnection unit 22, an event signal and the configuration information to be selected next correspondingly. Contains information indicating the relationship of logical numbers.
- the arithmetic unit 21 includes a configuration including only one so-called arithmetic arithmetic unit (ALU) and a configuration in which storage elements such as a plurality of types of arithmetic units and registers are combined.
- ALU arithmetic arithmetic unit
- the state management unit 11 may have any configuration as long as it can determine the next state to be transitioned based on the current state and the event signal.
- the state management unit 11 A configuration having a correspondence table showing transition relationships between states is conceivable.
- the configuration number conversion unit 12 may be of any configuration as long as it can convert the logical number of the configuration information designated by the state management unit 11 into a real number.
- the correspondence between the logical number and the real number A configuration with a correspondence table indicating, or a configuration with a mechanism for converting a logical number into a real number based on the relative value of the logical number and the real number can be considered.
- the correspondence table, relative values, and the like necessary for the process for converting the logical number to the real number performed by the configuration number conversion unit 12 are collectively referred to as conversion information.
- the logical number of the configuration information notified from the state management unit 11 is converted to the real number of the corresponding configuration information stored in the configuration information storage unit 13.
- the configuration number conversion unit 12 even when a plurality of object codes are stored, it is not necessary to restrict the storage destination of the configuration information or to generate the same configuration information. This effect is particularly noticeable when a plurality of object codes are stored simultaneously.
- FIG. 2 is a block diagram showing the configuration of the second embodiment of the data processing apparatus of the present invention.
- the data processing device of the second embodiment includes a configuration rewriting unit 15 instead of the configuration writing unit 14 shown in the first embodiment, and the configuration number conversion unit 12 to the configuration rewriting unit 15 This is different from the first embodiment in that a signal path is added.
- the data processing apparatus has a configuration including a control unit 1 and a calculation unit 2 as in the first embodiment.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, and a configuration rewrite unit 15, and the calculation unit 2 includes a plurality of calculation units 21 connected by the interconnection unit 22. Equipped.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information and the event signal from the operation unit 2 in the next operation state. Determine the logical number of the configuration information to be used and notify the logical number to the configuration number conversion unit 12
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the real number is designated, and if it is not stored in the configuration information storage unit 13, a rewrite request is issued to the configuration rewrite unit 15. To do.
- the configuration rewriting unit 15 writes the configuration information in the configuration information storage unit 13 when the data processing apparatus is initially operated.
- a rewrite request is issued from the configuration number conversion unit 12
- the currently unnecessary configuration information in the configuration information stored in the configuration information storage unit 13 is rewritten to the configuration information specified at the time of the rewrite request.
- the configuration rewriting unit 15 updates the conversion information necessary for the conversion process from the logical number to the real number of the configuration number conversion unit 12.
- a known method such as a Least Recently Used (LRU) method may be used.
- the configuration rewriting unit 15 basically rewrites only one configuration information requested in response to the rewrite request. However, the configuration rewriting unit 15 may rewrite the configuration information used thereafter together with the requested configuration information. Good.
- the configuration information storage unit 13 holds an object code that is a combination of configuration information indicating a group of instructions and a transition destination candidate group for the computing unit 21 and the interconnection unit 22 for each operation state.
- the configuration information corresponding to the designated real number is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11, respectively.
- the computing unit 21 performs arithmetic processing according to the configuration information notified from the configuration information storage unit 13 for each of a plurality of operating states that sequentially transition.
- the interconnection unit 22 switches the connection relationship of the computing units 21 based on the configuration information notified from the configuration information storage unit 13. From the computing unit 21 and the interconnection unit 22, an event signal corresponding to the computation result is issued to the state management unit 11.
- the data processing apparatus of the present embodiment even when a plurality of object codes are stored, the storage location of the configuration information is restricted, and it is not necessary to generate the same configuration information. This effect is particularly noticeable when a plurality of object codes are stored simultaneously. [0043] Further, by providing the configuration rewriting unit, it is possible to operate an object code including configuration information exceeding the memory capacity that can be held.
- FIG. 3 is a block diagram showing the configuration of the third embodiment of the data processing apparatus of the present invention.
- the data processing apparatus is different from the second embodiment in that the arithmetic unit 2 includes an auxiliary control unit 23.
- the auxiliary control unit 23 is realized using, for example, a hard wire logic array.
- the data processing apparatus has a configuration including a control unit 1 and a calculation unit 2 as in the second embodiment.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, and a configuration rewriting unit 15, and the calculation unit 2 and a plurality of calculation units 21 connected by the interconnection unit 22 and auxiliary control. Part 23.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information and the event signal from the operation unit 2 in the next operation state. Determine the logical number of the configuration information to be used and notify the logical number to the configuration number conversion unit 12
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the real number is designated. When the next configuration information is not stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration rewriting unit 15 writes the configuration information in the configuration information storage unit 13 when the data processing apparatus is initially operated.
- the configuration information that is unnecessary at the present time among the configuration information stored in the configuration information storage unit 13 is rewritten to the configuration information specified at the time of the rewrite request.
- the configuration rewriting unit 15 updates the conversion information necessary for the conversion process from the logical number to the real number of the configuration number conversion unit 12.
- a known method such as a Least Recently Used (LRU) method may be used.
- LRU Least Recently Used
- the configuration rewriting unit 15 basically rewrites only one configuration information requested in response to the rewrite request. However, the configuration rewriting unit 15 may also rewrite the configuration information used thereafter together with the requested configuration information. Good.
- the configuration information storage unit 13 holds an object code that is a combination of configuration information indicating an instruction group and a transition destination candidate group for the computing unit 21 and the interconnection unit 22 for each operation state.
- the configuration information corresponding to the designated real number is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11, respectively.
- the computing unit 21 performs arithmetic processing according to the configuration information notified from the configuration information storage unit 13 for each of a plurality of operating states that sequentially transition.
- the interconnection unit 22 switches the connection relationship of the computing units 21 based on the configuration information notified from the configuration information storage unit 13. From the computing unit 21 and the interconnection unit 22, an event signal corresponding to the computation result is issued to the auxiliary control unit 23.
- the computing unit 21 and the interconnection unit 22 of the present embodiment have a function of stopping the operation according to the stop signal from the auxiliary control unit 23 and restarting the operation according to the restart signal.
- This function may be realized using means for stopping the apparent operation, such as means for stopping the clock and stopping updating of the storage means included in the computing unit 21.
- the former is superior in terms of power reduction, and the latter is superior in ease of mounting.
- the arithmetic unit 21 inputs / outputs data via the external port.
- the data input operation from the external port is also controlled to stop / restart according to the signal from the auxiliary control unit 23 (not shown in FIG. 3).
- the auxiliary control unit 23 is a circuit having a function similar to that of the control unit 1 in the calculation unit 2 and responsible for small-scale state transition control.
- the auxiliary control unit 23 receives the event signal from the computing unit 21 and the interconnecting unit 22, the computing unit 21 and the mutual unit 23 are connected to each other when the next transition state based on the event signal is within the control range of the auxiliary control unit 23. Specifies the configuration information corresponding to the next state to which the connection unit 22 should transition.
- the event signal is sent to the control unit 1 to request a state transition under the control of the control unit 1. At this time, perform the extra operation.
- auxiliary control unit 23 receives the configuration information designated from the configuration information storage unit 13, the auxiliary control unit 23 designates the configuration information to the computing unit 21 and the interconnection unit 22. Thereafter, a restart signal is sent to the calculator 21 and the interconnection unit 22 to restart the operation.
- the operation transition is completed in the arithmetic unit 2 while the small-scale state transition that the auxiliary control unit 23 is responsible for. High-speed operation is possible. When large-scale state transitions by the control unit 1 are required, power consumption can be reduced by stopping unnecessary operations of the calculation unit 2.
- the storage destination of the configuration information is restricted or the same. There is no need to generate configuration information. This effect is particularly noticeable when multiple object codes are stored simultaneously.
- FIG. 4 is a block diagram showing the configuration of the fourth embodiment of the data processing apparatus of the present invention.
- the data processing apparatus of the fourth embodiment includes two sets of control units 1 (11 and 12 in Fig. 4) and an operation unit 2 (21 and 22 in Fig. 4).
- the configuration rewriting unit 15 is shared by the unit 1 and the calculation unit 2.
- the control unit 1 and the calculation unit 2 are not limited to two sets, and any number may be used. Further, the number of shared component rewriting units 15 need not be one, but may be different.
- the configuration rewriting unit 15 included in the data processing apparatus of the present embodiment has an arbitration function for responding to any one of a plurality of configuration number conversion units simultaneously issued requests.
- a rewrite request for configuration information is issued from another configuration number conversion unit while a rewrite request from the four configuration number conversion units is currently being responded, it is issued in advance by the arbitration function of the configuration rewrite unit 15.
- the processing of the set of the control unit 1 and the calculation unit 2 including another configuration number conversion unit is put on standby.
- the other configurations and operations of the control unit 1 and the calculation unit 2 are the same as those of the data processing apparatus shown in the second embodiment or the third embodiment, and thus description thereof is omitted.
- the configuration rewriting unit 15 can be shared by adopting the configuration of the present embodiment.
- the mounting area of the processing apparatus can be reduced.
- FIG. 5 is a block diagram showing the configuration of the fifth embodiment of the data processing apparatus of the present invention.
- the data processing apparatus of the fifth embodiment is different from the third embodiment in that a signal path for transmitting a signal from the calculation unit 2 to the configuration number conversion unit 12 is provided.
- the data processing apparatus of the fifth embodiment is configured to include the control unit 1 and the calculation unit 2 as in the third embodiment.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, and a configuration rewriting unit 15, and the calculation unit 2 and a plurality of calculation units 21 connected by the interconnection unit 22 and auxiliary control. Part 23.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information, and the event signal from the operation unit 2 in the next operation state. Determine the logical number of the configuration information to be used and notify the logical number to the configuration number conversion unit 12
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the real number is designated. When the next configuration information is not stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the calculation unit 2 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, it is not necessary to rewrite the configuration information anew, and the processing for the request of the calculation unit 2 is terminated. In the case where the following configuration information is stored in the configuration information storage unit 13, the configuration number conversion unit 12 is replaced with the configuration rewrite unit 15 A rewrite request is issued to.
- the configuration rewriting unit 15 writes the configuration information in the configuration information storage unit 13 when the data processing device is initially operated.
- a rewrite request is issued from the configuration number conversion unit 12
- the currently unnecessary configuration information in the configuration information stored in the configuration information storage unit 13 is rewritten to the configuration information specified at the time of the rewrite request.
- the configuration rewriting unit 15 updates the conversion information necessary for the conversion process from the logical number to the real number of the configuration number conversion unit 12.
- a known method such as a Least Recently Used (LRU) method may be used.
- the configuration rewriting unit 15 basically rewrites only one configuration information requested in response to the rewrite request. However, the configuration rewriting unit 15 may also rewrite the configuration information used thereafter together with the requested configuration information. Good.
- the configuration information storage unit 13 holds an object code that is a combination of configuration information indicating a command group and a transition destination candidate group for the computing unit 21 and the interconnection unit 22 for each operation state, and the configuration number conversion unit 12 The configuration information corresponding to the specified real number is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11.
- the computing unit 21 performs arithmetic processing according to the configuration information notified from the configuration information storage unit 13 for each of a plurality of operation states that sequentially transition.
- the interconnection unit 22 switches the connection relationship of the computing units 21 based on the configuration information notified from the configuration information storage unit 13. From the computing unit 21 and the interconnection unit 22, an event signal corresponding to the computation result is issued to the auxiliary control unit 23.
- the computing unit of this embodiment issues a signal (preload request) for requesting to store necessary configuration information in the configuration information storage unit 13 to the configuration number conversion unit 12.
- This signal is generated by calculation based on the analysis information included in the object code when the object code is generated.
- the computing unit 21 and the interconnection unit 22 of the present embodiment have a function of stopping the operation according to the stop signal from the auxiliary control unit 23 and restarting the operation according to the restart signal.
- This function may be realized using means for stopping the apparent operation, such as means for stopping the clock and stopping updating of the storage means included in the computing unit 21. Power reduction From the viewpoint of the above, the former is superior, and the latter is superior in terms of ease of mounting.
- the data input operation from the external port is also controlled to be stopped / restarted according to the signal from the auxiliary control unit 23 (not shown in FIG. 5).
- the auxiliary control unit 23 is a circuit having a function similar to that of the control unit 1 in the calculation unit 2 and responsible for small-scale state transition control.
- the auxiliary control unit 23 receives the event signal from the computing unit 21 and the interconnecting unit 22, the computing unit 21 and the mutual unit 23 are connected to each other when the next transition state based on the event signal is within the control range of the auxiliary control unit 23. Specifies the configuration information corresponding to the next state to which the connection unit 22 should transition.
- the event signal is sent to the control unit 1 to request a state transition under the control of the control unit 1.
- a stop signal is sent to the arithmetic unit 21 and the interconnection unit 22 to stop the operation so as not to execute an extra calculation.
- the auxiliary control unit 23 receives the configuration information designated from the configuration information storage unit 13, the auxiliary control unit 23 designates the configuration information to the computing unit 21 and the interconnection unit 22. Thereafter, a restart signal is sent to the calculator 21 and the interconnection unit 22 to restart the operation.
- the necessary configuration information can be written in the configuration information storage unit 13 in advance.
- the waiting time for the writing process by the configuration rewriting unit 15 is reduced, the actual processing time is increased, and the processing performance is improved.
- FIG. 6 is a block diagram showing the configuration of the sixth embodiment of the data processing apparatus of the present invention.
- the data processing apparatus is different from the fifth embodiment in that it includes a rewrite determining unit 16 that realizes a part of the functions of the configuration rewriting unit 15.
- the data processing device of the sixth embodiment is configured to include a control unit 1 and a calculation unit 2 as in the fifth embodiment.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, a configuration rewrite unit 15, and a rewrite determination unit 16.
- a plurality of computing units 21 and an auxiliary control unit 23 connected by the connection unit 22 are provided.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information and the event signal from the operation unit 2 in the next operation state. Determine the logical number of the configuration information to be used and notify the logical number to the configuration number conversion unit 12
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the real number is designated. When the next configuration information is not stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the calculation unit 2 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, it is not necessary to rewrite the configuration information anew, and the processing for the request of the calculation unit 2 is terminated. When the next configuration information is stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration rewriting unit 15 writes the configuration information in the configuration information storage unit 13 when the data processing apparatus is initially operated. Also, when a rewrite request is issued from the configuration number conversion unit 12 or the rewrite determination unit 16, among the configuration information stored in the configuration information storage unit 13, configuration information that is unnecessary at the present time is specified at the time of the rewrite request. Rewrite the configuration information. Further, the configuration rewriting unit 15 updates the conversion information necessary for the conversion process from the logical number to the real number of the configuration number conversion unit 12. To select unnecessary configuration information, use a well-known method such as the Least Recently Used (LRU) method.
- LRU Least Recently Used
- the configuration rewriting unit 15 rewrites only one configuration information requested in response to the rewrite request. If a rewrite request is issued simultaneously from the configuration number conversion unit 12 and the rewrite determination unit 16, the request from the configuration number conversion unit 12 is given priority. At this time, whether or not the request has been accepted is returned to the request source.
- the rewrite determination unit 16 includes a configuration number conversion unit 12, a configuration information storage unit 13, and a configuration rewrite unit 15. Based on the state and the past state transition history, it is determined to rewrite the configuration information of the next transition state, and the configuration rewriting unit 15 is requested to rewrite the configuration information. If the request is not accepted, a new request is issued to the component rewriting unit 15 in consideration of other requests that are the reason. As a result, in the first to fifth embodiments, the configuration rewriting unit 15 rewritten the requested configuration information and the function for requesting rewriting of the configuration information used after the current state. This is realized by the decision unit 16.
- the configuration information storage unit 13 holds an object code which is a combination of configuration information indicating a group of instructions and a transition destination candidate group for the computing unit 21 and the interconnection unit 22 for each operation state.
- the configuration information corresponding to the designated real number is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11, respectively.
- the arithmetic unit 21 executes arithmetic processing according to the configuration information notified from the configuration information storage unit 13 for each of a plurality of operating states that sequentially transition.
- the interconnection unit 22 switches the connection relationship of the computing units 21 based on the configuration information notified from the configuration information storage unit 13. From the computing unit 21 and the interconnection unit 22, an event signal corresponding to the computation result is issued to the auxiliary control unit 23. In addition, a configuration request signal (preload request) corresponding to the calculation result is issued from the computing unit 21 and the interconnection unit 22 to the configuration number conversion unit 12.
- the computing unit 21 and the interconnection unit 22 of this embodiment have a function of stopping the operation according to the stop signal from the auxiliary control unit 23 and restarting the operation according to the restart signal.
- This function may be realized using means for stopping the apparent operation, such as means for stopping the clock and stopping updating of the storage means included in the computing unit 21.
- the former is superior in terms of power reduction, and the latter is superior in ease of mounting.
- the arithmetic unit 21 inputs / outputs data via the external port.
- the data input operation from the external port is also controlled to stop / restart according to the signal from the auxiliary control unit 23 (not shown in FIG. 6).
- the auxiliary control unit 23 is a circuit having the same function as the control unit 1 in the calculation unit 2 and responsible for small-scale state transition control.
- the auxiliary control unit 23 receives an event signal from the computing unit 21 and the interconnection unit 22, the state of the next transition based on the event signal is determined.
- the configuration information corresponding to the next state to which the computing unit 21 and the interconnection unit 22 should transit is specified.
- the event signal is sent to the control unit 1 to request a state transition under the control of the control unit 1.
- a stop signal is sent to the arithmetic unit 21 and the interconnection unit 22 to stop the operation so as not to execute an extra calculation.
- the auxiliary control unit 23 receives the configuration information designated from the configuration information storage unit 13, the auxiliary control unit 23 designates the configuration information to the computing unit 21 and the interconnection unit 22. Thereafter, a restart signal is sent to the calculator 21 and the interconnection unit 22 to restart the operation.
- the data processing apparatus of this embodiment if an appropriate preload request is issued from the rewrite determining unit 16, necessary configuration information can be written in the configuration information storage unit 13 in advance.
- the waiting time for the writing process by the configuration rewriting unit 15 at the stage is reduced, and the actual processing time is increased to improve the processing performance.
- the rewrite determination unit 16 requires a processing unit such as an MPU to determine the configuration information that requires rewriting, but the configuration rewrite unit 15 performs only the process of writing the requested configuration information into the configuration information storage unit 13.
- the mounting area can be reduced, so that the function of the control unit can be mounted on one chip.
- FIG. 7 is a block diagram showing the configuration of the seventh embodiment of the data processing apparatus of the present invention.
- the data processing apparatus of the seventh embodiment differs from that of the sixth embodiment in that it has a signal path for designating an internal state for starting processing from the state management unit 11 to the auxiliary control unit 23. It has become.
- the data processing device of the seventh embodiment has a configuration having a control unit 1 and a calculation unit 2 as in the sixth embodiment.
- the control unit 1 includes a state management unit 11, a configuration number conversion unit 12, a configuration information storage unit 13, a configuration rewrite unit 15, and a rewrite determination unit 16, and the calculation unit 2 includes a plurality of calculations connected by the interconnection unit 22.
- the state management unit 11 uses the current operation state and the next transition state candidate group (transition destination candidate group) included in the configuration information and the event signal from the operation unit 2 in the next operation state. Messenger The logical number of the configuration information to be used is determined, and the logical number is notified to the configuration number conversion unit 12. In addition, the state management unit 11 determines an internal state number that is to be executed by the auxiliary control unit 23 and starts processing in the next operation state, and notifies the auxiliary control unit 23 of the determined internal state number.
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the state management unit 11 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the real number is designated. When the next configuration information is not stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration number conversion unit 12 converts the logical number of the configuration information notified from the calculation unit 2 into the actual number of the corresponding configuration information stored in the configuration information storage unit 13. At this time, if the next configuration information is stored in the configuration information storage unit 13, the processing for the request (preload request) from the calculation unit 2 is terminated because there is no need to rewrite the configuration information. When the next configuration information is not stored in the configuration information storage unit 13, the configuration number conversion unit 12 issues a rewrite request to the configuration rewrite unit 15.
- the configuration rewriting unit 15 writes the configuration information in the configuration information storage unit 13 when the data processing apparatus is initially operated. Also, when a rewrite request is issued from the configuration number conversion unit 12 or the rewrite determination unit 16, among the configuration information stored in the configuration information storage unit 13, configuration information that is unnecessary at the present time is specified at the time of the rewrite request. Rewrite the configuration information. Further, the configuration rewriting unit 15 updates the conversion information necessary for the conversion process from the logical number to the real number of the configuration number conversion unit 12. To select unnecessary configuration information, use a well-known method such as the Least Recently Used (LRU) method.
- LRU Least Recently Used
- the configuration rewriting unit 15 rewrites only one configuration information requested in response to the rewrite request. If a rewrite request is issued simultaneously from the configuration number conversion unit 12 and the rewrite determination unit 16, the request from the configuration number conversion unit 12 is given priority. At this time, whether or not the request has been accepted is returned to the request source.
- the rewrite determining unit 16 determines rewriting of configuration information to be used in the next state based on the states of the configuration number converting unit 12, the configuration information storage unit 13, and the configuration rewriting unit 15, and the configuration rewriting unit 1 Request 5 to be rewritten. If the request is not accepted by the configuration rewriting unit 15, the rewriting determination unit 16 issues a new request to the configuration rewriting unit 15 in consideration of other requests that are the reason. As a result, the function that requests the rewriting of the requested configuration information and the configuration information to be used after the current state, which was executed by the configuration rewriting unit 15 in the first to fifth embodiments. Is realized by the rewrite determination unit 16.
- the configuration information storage unit 13 holds an object code that is a combination of configuration information indicating an instruction group and a transition destination candidate group for the computing unit 21 and the interconnection unit 22 for each operation state.
- the configuration information corresponding to the specified real number is notified to the computing unit 21, the interconnection unit 22, and the state management unit 11.
- the arithmetic unit 21 executes arithmetic processing according to the configuration information notified from the configuration information storage unit 13 for each of a plurality of operation states that sequentially transition.
- the interconnection unit 22 switches the connection relationship of the computing units 21 based on the configuration information notified from the configuration information storage unit 13. From the computing unit 21 and the interconnection unit 22, an event signal corresponding to the computation result is issued to the auxiliary control unit 23. In addition, a configuration request signal corresponding to the calculation result is issued from the computing unit 21 and the interconnection unit 22 to the configuration number conversion unit 12.
- the computing unit 21 and the interconnection unit 22 of the present embodiment have a function of stopping the operation according to the stop signal from the auxiliary control unit 23 and restarting the operation according to the restart signal.
- This function may be realized using means for stopping the apparent operation, such as means for stopping the clock and stopping updating of the storage means included in the computing unit 21.
- the former is superior in terms of power reduction, and the latter is superior in ease of mounting.
- the arithmetic unit 21 inputs / outputs data via the external port.
- the data input operation from the external port is also controlled to be stopped / restarted according to the signal from the auxiliary control unit 23 (not shown in FIG. 7).
- the auxiliary control unit 23 is a circuit that has the same function as the control unit 1 in the calculation unit 2 and is responsible for small-scale state transition control.
- the auxiliary control unit 23 receives the event signal from the computing unit 21 and the interconnecting unit 22, when the next transition state based on the event signal is within the control range of the auxiliary control unit 23, the computing unit 21 and Interconnect 22 transitions Specifies configuration information corresponding to the next state to be performed.
- the event signal is sent to the control unit 1 to request a state transition under the control of the control unit 1.
- a stop signal is sent to the computing unit 21 and the interconnection unit 22 to stop the operation so as not to execute an extra computation.
- the auxiliary control unit 23 receives the configuration information designated from the configuration information storage unit 13, the auxiliary control unit 23 designates the configuration information to the computing unit 21 and the interconnection unit 22. Thereafter, after setting the state of the internal state number to start the operation designated by the state management unit 11, a restart signal is sent to the calculator 21 and the interconnection unit 22 to restart the operation.
- the state in which the auxiliary control unit 23 starts processing can be designated by the control unit 1 during state transition. As a result, the total number of states can be reduced.
- processing can be started only from a predetermined internal state. That is, logical numbers are required for the number of branch destinations. Therefore, in the case of an object code having state transitions with many branches, the number of configuration information increases and the number of rewrites may increase, but the seventh embodiment can solve this problem. However, to reduce hardware resources, the configuration up to the sixth embodiment may be adopted.
- FIG. 8 is a block diagram showing the configuration of the eighth embodiment of the data processing apparatus of the present invention.
- the data processing apparatus includes two sets of control units 1 (11 and 12 in Fig. 8) and a calculation unit 2 (21 and 22 in Fig. 8).
- the rewriting determination unit 16 is shared by the unit 1 and the calculation unit 2.
- the control unit 1 and the calculation unit 2 are not limited to two sets, and any number may be used. Further, the number of shared rewrite determining units 16 need not be one, and may be different.
- the rewrite determining unit 16 included in the data processing apparatus of the present embodiment monitors the plurality of control units 1 and requests rewriting to each component rewriting unit. When a rewrite request is issued to any pair of configuration rewriting units, if the configuration rewriting unit at the issue destination rewrites the configuration, it is not necessary to continuously issue new requests. So the other component rewriting Generates and outputs a request for the part.
- control unit 1 and the calculation unit 2 are the same as those of the data processing apparatus shown in the sixth embodiment or the seventh embodiment, and thus description thereof is omitted.
- the rewrite determination unit 16 is shared by the plurality of control units 1 and calculation units 2, so that the mounting area of the data processing device can be reduced.
- the first embodiment is an example in which the first embodiment of the present invention is applied to the data processing apparatus described in the above patent documents:!
- FIG. 9 is a block diagram showing the configuration of the first embodiment of the data processing apparatus of the present invention.
- the arithmetic unit 4 of this embodiment has a plurality of processor elements (PE) each including a register file (RFU), an ALU, and a data processing arithmetic unit (DMU), and each processor element is connected to a wiring and a switch ( SW) are connected to each other.
- PE processor elements
- RFU register file
- ALU ALU
- DMU data processing arithmetic unit
- SW switch
- each processor element including RFU, FFU, ALU, DMU, and the like serves as the arithmetic unit shown in the first embodiment.
- the arithmetic unit 4 is not limited to the processor element, but may be formed using a logic array, for example.
- control unit of the present embodiment corresponds to a DRP state transition management unit (STC) 3 including a state management unit 31, a configuration number conversion unit 32, and a configuration writing unit 34.
- STC DRP state transition management unit
- a set of the plurality of processor elements and the state transition management unit is referred to as a tile.
- the memory (hereinafter referred to as configuration information memory) divided and arranged in each processor element state transition management unit is the configuration information storage unit.
- the configuration writing unit 34 shows the state transition table of the state management unit 31 of the state transition management unit (control unit) 3 and the conversion table used as the conversion information included in the configuration number conversion unit 32. Update as shown in 11 and finish writing.
- the configuration number conversion unit 32 Upon receiving a processing execution request from the outside, acquires configuration information of the real number specified as the initial state, specifies the configuration information of the initial state to the processor element group, and The processor element group starts processing. After the above operation, the data processing apparatus shifts to a steady operation.
- the configuration writing unit 34 When the configuration writing unit 34 receives an execution request for the object code A from the outside, the configuration writing unit 34 notifies the configuration number conversion unit 32 to select the conversion table for the object code A. At this time, the start state is the logical number “0” which is the initial state of the object code A.
- the configuration number conversion unit 32 converts the logical number “0” into the real number “0” using the conversion table of the currently selected object code A, and stores the pointer of the instruction memory and the current state of the state management unit 31. Notify the calculation unit 4 as the actual status number.
- the state transition management unit 3 transitions to the next state with reference to the state transition table corresponding to the event signal. .
- the logical number of the next state corresponding to the current real number and the event signal can be determined, the logical number is notified to the configuration number conversion unit 32.
- the configuration number conversion unit 32 converts the logical number into a real number using the conversion table of the currently selected object code A, the pointer of the instruction memory provided in the processor element, and the current state of the state management unit 31. Is notified to the arithmetic unit 4 as the real number.
- the above processing is repeatedly executed until the processing of the object code A is completed.
- the configuration writing unit 34 instructs the configuration number conversion unit 32 to select the conversion table of the object code B.
- the start state is the logical number “0” which is the initial state of the object code B.
- the configuration number conversion unit 32 converts the logical number “0” into the real number “4” using the conversion table of the currently selected object code B, and sets the pointer of the instruction memory and the current state of the state management unit 31. Notify the calculation unit 4 as the actual status number.
- the logical numbers of the configuration information specified by the object codes A and B are “0” to “3”, respectively, but even if the object codes A and B are stored simultaneously, Regardless of which is executed in response to an external request, the configuration number conversion unit 32 selects the actual number of necessary configuration information. Therefore, it is not necessary to re-synthesize the object code, and there are no restrictions on the layout. Therefore, the object code can be installed in any arrangement without recombining the object code. Also, there is no need to consider interference between object codes.
- the second embodiment is an example in which the third embodiment of the present invention is applied to the data processing apparatus described in the above patent documents:!
- FIG. 12 is a block diagram showing the configuration of the second embodiment of the data processing apparatus of the present invention.
- the arithmetic unit 4 of this embodiment has a plurality of processor elements (PE) each including a register file (RFU), an ALU, and a data processing arithmetic unit (DMU), and each processor element has a wiring and a switch ( SW) are connected to each other.
- PE processor elements
- RFU register file
- ALU ALU
- DMU data processing arithmetic unit
- SW switch
- each processor element including RFU, FFU, ALU, DMU, and the like serves as the arithmetic unit shown in the third embodiment.
- the arithmetic unit 4 is not limited to the processor element, but may be formed using a logic array, for example.
- control unit 3 of the present embodiment corresponds to a DRP state transition management unit (STC) including a state management unit 31, a configuration number conversion unit 32, and a configuration rewrite unit 35.
- STC DRP state transition management unit
- the auxiliary control unit (MSTC) 42 includes a state management unit 43 and a configuration number conversion unit (not shown). However, the auxiliary control unit 42 is configured to have a smaller number of states than the control unit (state transition management unit) 3. Note that the auxiliary control unit 42 does not need to include a configuration number conversion unit when controlling the state transition using only the real number of the configuration information.
- the processor element 41 group, the auxiliary control unit 42 and the control unit 3 are combined. Is called a tile.
- a memory (hereinafter referred to as a configuration information memory) divided and arranged in each processor element 41 and auxiliary control unit 42 is a configuration information storage unit.
- an external memory storage means in which an object code is stored externally
- an object code can be acquired from the external memory 6 using the configuration rewriting unit 35.
- the configuration rewriting unit 35 acquires the configuration information of the object code preset according to the external preparation request, and stores it in the configuration information memory. Then, the state transition diagram of each state management unit of the control unit 3 and the auxiliary control unit 42 and the conversion table used as the conversion information provided in the configuration number conversion unit 32 are updated and the rewriting is finished. Upon completion of this rewriting, the configuration number conversion unit 32 refers to the conversion table, acquires the actual number of each configuration information of the object code in the initial state, and notifies the auxiliary control unit 42 of the actual number.
- the auxiliary control unit 42 specifies the configuration information of the initial state for the processor element 41 group based on the acquired real number. Then, the issuance of the write enable (WE) cancel signal is stopped and the processor element 41 group starts processing.
- WE write enable
- each configuration information is assumed to have a plurality of states that undergo state transition under the control of the auxiliary control unit 42.
- the state number controlled by the auxiliary control unit 42 hereinafter referred to as the internal state number included in the configuration information of the logical number “x” is “y”, the state is represented by X—y. Is written.
- the state transition diagram of logical numbers “0” and “1” shown in FIG. 15 is stored in the auxiliary control unit 42, and the state management unit 31 of the control unit 3 stores the logical numbers shown in FIG. It is assumed that a state transition diagram has been saved.
- the state transition diagrams of logical numbers "2" and “3” are stored in the external memory and processed from the internal state number "2" (state 0-2) included in the configuration information of the logical number "0".
- the configuration information in the current state is notified to each processor element 41 of the computing unit 4, and the operation relationship of each processor element 41 and the switch connection relationship are determined. As a result, a predetermined calculation is executed in each plugging element 41.
- the auxiliary control unit 42 controls the transition to the next state based on the state transition diagram corresponding to the event signal.
- the configuration number conversion unit 32 assigns the internal state number “ Specify “3”.
- the auxiliary control unit 42 can only know that the state 0_3 makes a transition to another logical number. For this reason, the auxiliary control unit 42 first issues a WE cancel signal in order to stop the operation of the group of plug element elements 41.
- the register of the processor element 41 does not accept the update of the retained data by this signal. Also, the data input operation from the external port is stopped.
- the auxiliary control unit 42 sends an event signal to the control unit 3 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, the state management unit 31 makes the next transition based on the current real number “6” and the event signal A according to the conversion table created based on the state transition diagram.
- the state logical number “1” is determined and sent to the configuration number conversion unit 32.
- the configuration number conversion unit 32 converts the logical number into a real number using the conversion table.
- the conversion is successful, and the obtained real number “7” is transmitted to the auxiliary control unit 42 and the state management unit 31.
- the auxiliary control unit 42 When the auxiliary control unit 42 receives the real number “7” of the configuration information, it designates the configuration information of the next state to the processor element 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor element 41 group restarts its operation.
- the auxiliary control unit 42 sends an event signal to the state management unit 31 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, the state management unit 31 follows the current real number “7” and the event signal A according to the conversion table created based on the state transition diagram. Logical number “2” is determined and notified to configuration number conversion unit 32.
- the configuration number conversion unit 32 converts the logical number “2” into a real number using the conversion table.
- the configuration information in the next state is not stored in the configuration information memory, conversion to a real number without a corresponding real number in the conversion table fails.
- the configuration number conversion unit 32 requests the configuration rewriting unit 35 to rewrite the configuration information of the logical number “2”.
- the configuration rewriting unit 35 includes a configuration number conversion table having all the configuration information included in each object code, selects corresponding configuration information based on the configuration number conversion table, and rewrites the configuration information memory. Determine the target. Here, the possibility of reusing the latest is low, and the real numbers “0” to “5” excluding the part where the logical number “0” or “1” is written are to be rewritten.
- the configuration rewriting unit 35 writes the requested configuration information with the logical number "2" into the configuration information memory with the real number "0", and updates the state transition diagram provided in the state management unit 43 of the auxiliary control unit 42. To do. Then, the conversion table of the configuration number conversion unit 32 is updated and the rewriting process is terminated.
- FIG. 17 shows a state transition diagram held by the state management unit 43 of the auxiliary control unit 42 after the update
- FIG. 18 shows a conversion table after the rewrite.
- the configuration number conversion unit 32 Upon receipt of this rewriting, the configuration number conversion unit 32 refers to the conversion table again, acquires the real number “0” of the next state, and notifies the auxiliary control unit 42 and the state management unit 31 of the actual number. .
- the auxiliary control unit 42 designates the configuration information corresponding to the real number “0” in the next state in the processor element 41 group. Then, the issuance of the WE cancel signal is stopped and the processor element 41 group restarts the operation.
- the state B configuration information is also written when the state A configuration information is written. If it is included, there will be no failure when converting the logical number to the real number, so the processing procedure is reduced and the processing speed is increased. If the storage capacity of the configuration information memory is sufficiently large, all the configuration information of the next transition destination candidate may be written into the configuration information memory.
- each piece of configuration information of the object code is stored in an external storage means, and the contents of the configuration information memory are rewritten as necessary by the configuration rewriting unit. Can execute processing according to configuration information exceeding the storage capacity of the configuration information memory.
- a large-scale object code can be executed by a small-scale data processing device, and the chip area can be made smaller than before, so that the chip cost is reduced.
- the seventh embodiment of the present invention is applied to the data processing device described in the above patent documents:! It is an example to which the form of is applied.
- FIG. 19 is a block diagram showing the configuration of the third embodiment of the data processor of the present invention.
- the arithmetic unit 4 of this embodiment has a plurality of processor elements (PE) each including a register file (RFU), an ALU, and a data processing arithmetic unit (DMU), and each processor element is connected to a wiring and switch ( SW) are connected to each other.
- processor elements each including RFU, FFU, ALU, DMU, and the like serves as the arithmetic unit shown in the seventh embodiment.
- the arithmetic unit 4 is not limited to the processor element, and may be configured using a logic array, for example.
- the control unit 3 of the present embodiment corresponds to a DRP state transition management unit (STC) including a state management unit 31, a configuration number conversion unit 32, and a configuration rewrite unit 35.
- STC DRP state transition management unit
- the configuration information necessary for the state transition after the current state is predicted with reference to the states of the configuration number conversion unit 32 and the configuration rewriting unit 35, and the configuration in the configuration information storage unit is predicted.
- a rewrite determining unit 36 for determining rewriting of the composition information is provided.
- the auxiliary control unit (MSTC) 42 includes a state management unit 43 and a configuration number conversion unit (not shown). However, the auxiliary control unit 42 is configured to have a smaller number of states than the control unit (state transition management unit) 3. The auxiliary control unit 42 does not need to include a configuration number conversion unit when controlling state transitions using only the real number of the configuration information.
- the set of the processor element 41 group, the auxiliary control unit 42, and the state transition management unit 3 is referred to as a tile.
- a memory (hereinafter referred to as a configuration information memory) arranged in each processor element 41 and auxiliary control unit 42 is a configuration information storage unit.
- a configuration information memory arranged in each processor element 41 and auxiliary control unit 42 is a configuration information storage unit.
- an external memory (storage means) 6 in which an object code is stored outside is provided, and that the object code can be acquired from the external memory 6 using the configuration rewriting unit 35.
- the configuration rewriting unit 35 acquires the configuration information of the object code set in advance in accordance with an external preparation request, and stores it in the configuration information memory. Then, the state transition diagram of each state management unit of the control unit 3 and the auxiliary control unit 42 and the conversion table used as the conversion information provided in the configuration number conversion unit 32 are updated and the rewriting is finished. Upon completion of this rewriting, the configuration number conversion unit 32 refers to the conversion table and returns to the initial state. The real number of each component information of the object code is acquired and notified to the auxiliary control unit 42. It should be noted that the trigger for starting the operation of the configuration rewriting unit 35 need not be an external preparation request.
- the auxiliary control unit 42 designates the configuration information of the initial state for the processor element 41 group based on the acquired real number. Then, the issuance of the write enable (WE) cancel signal is stopped and the processor element 41 group starts processing.
- WE write enable
- FIGS. 20 and 21 assume an operation in which two types of packets arrive and are sequentially processed according to the types. Logical number “0” waits for input, and logical number “3” is an operation common to the two types.
- FIG. 20 shows a state transition diagram handled by the state management unit 31, and FIG. 21 shows an internal state of a main part of the state transition shown in FIG.
- Each piece of configuration information includes a plurality of states that undergo state transition under the control of the auxiliary control unit 42.
- the state number controlled by the auxiliary control unit 42 (hereinafter referred to as the internal state number) included in the configuration information of the logical number “x” is “y”, the state is expressed as X ⁇ y. write.
- the state transition diagram of the logical number “0” shown at the top of FIG. 21 is stored in the auxiliary control unit 42, and the state management unit 31 of the state transition management unit 3 stores the logical number shown in FIG. It is assumed that the state transition diagram of is stored.
- each processor element 41 of the computing unit 4 the configuration information in the current state is notified to each processor element 41 of the computing unit 4, and the operation relationship of each processor element 41 and the switch connection relationship are determined. As a result, each professional A predetermined operation is executed in the Sessa element 41.
- the auxiliary control unit 42 controls the transition to the next state based on the state transition diagram corresponding to the event signal.
- the state transition is a small state that can be controlled by the auxiliary control unit 42 (the state is a transition from 0 _ 1 to state 0 _ 2)
- the configuration number conversion unit 32 assigns the internal state number “ Specify 2 ”.
- the event signal is also notified to the auxiliary control unit 42 at the next clock, and the state 0_2 is changed to the state 0-3.
- the auxiliary control unit 42 sends an event signal to the state management unit 31 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, the state management unit 31 performs the next state based on the current real number “0” and the event signal A according to the conversion table created based on the state transition diagram. Logical number “1” is determined and notified to configuration number conversion unit 32.
- the state management unit 31 determines the internal state number “1” of the next state and notifies the auxiliary control unit 42 of it.
- the configuration number conversion unit 32 converts the logical number “1” into a real number using the conversion table.
- the configuration information in the next state is not stored in the configuration information memory, conversion to a real number without a corresponding real number in the conversion table fails.
- the configuration number conversion unit 32 requests the configuration rewriting unit 35 to rewrite the configuration information with the logical number “1”.
- the configuration rewriting unit 35 includes a configuration number conversion table having all the configuration information included in each object code, selects corresponding configuration information based on the configuration number conversion table, and rewrites the configuration information memory. Determine the target.
- the real numbers “1” to “7” excluding the part where the logical number “0” is written are subject to rewriting.
- the configuration rewriting unit 35 updates the conversion table included in the configuration number conversion unit 32, writes the requested configuration information of the logical number “1” into the configuration information memory of the real number “1”, and the auxiliary control unit
- the state transition diagram provided in 42 state management units 43 is updated. Then, the writing completion flag of the conversion table provided in the configuration number conversion unit 32 is updated and the rewriting process is terminated.
- the configuration number conversion unit 32 Upon receipt of this rewriting, the configuration number conversion unit 32 refers to the conversion table again, acquires the actual number “1” of the next state, and notifies the auxiliary control unit 42 and the state management unit 31 of it. .
- the auxiliary control unit 42 designates configuration information corresponding to the real number “1” in the next state and the internal number “1” in the processor element 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor elements 41 are restarted.
- the rewrite determination unit 36 that has received the information indicating the transition instruction to the logical number “1” requests the configuration rewriting unit 35 for the configuration information of the logical number “2” by analyzing the state transition diagram.
- the configuration rewriting unit 35 starts writing the configuration with the logical number “2”.
- Figure 23 (a) shows the conversion table when writing of the configuration information is started.
- the state transition of the logical number “1” is long, and the writing of the configuration information of the logical number “2” by the configuration rewriting unit 35 is completed in the middle of processing the logical number “1”. And When the rewriting determination unit 36 is notified of the completion of writing of the configuration information, since the logical number “2” changes only to the logical number “3” here, the rewriting determination unit 36 displays the configuration information of the logical number “3”. Is requested to the configuration rewriting unit 35.
- the auxiliary control unit 42 sends an event signal to the state transition management unit 3 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, according to the conversion table created based on the state transition diagram, the current management number 31 and the event signal Based on A, the logical number “2” to be transitioned to next is determined and sent to the configuration number conversion unit 32. Also, the internal state number “1” of the logical number “2” to be transitioned next is determined and notified to the auxiliary control unit 42.
- the configuration number conversion unit 32 converts the logical number into a real number using the conversion table. Here, the writing of the configuration information of the next logical number “2” is completed and the writing completion flag is set, so the conversion to the real number is successful.
- the configuration number conversion unit 32 transmits the obtained real number “2” to the auxiliary control unit 42 and the state management unit 31.
- the auxiliary control unit 42 When the auxiliary control unit 42 receives the real number “2” and the internal state number “1” of the configuration information, it designates the configuration information of the next state to the processor element 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor elements 41 are restarted.
- transition destinations from logical number “3” there are two transition destinations from logical number “3”: logical number “4” and logical number “11”.
- logical number “4” when transitioning from logical number “2” Can only be set to transition to the logical number “4”, and when transitioning from the logical number “10”, it can only transition to the logical number “11”.
- Such a transition destination specification cannot be realized by a state transition diagram alone, but can be set at the object code synthesis stage.
- the transition destination is specified at the synthesis stage of the object code. Specifically, when the transition to the logical number “ 3 ” occurs, the processor element 41 executes the process of outputting the next transition destination preload request to the configuration number conversion unit 32 according to the processing up to that point. Just synthesize the object code.
- Such a preload request is output when the logical number “2” or “10” is reached when the logical number “3” is reached, or when the logical number before that is reached. Also good. If it takes time to change the internal state of logical number “3”, it is sufficient to reach logical number “3”. If the time required to transition from logical number “3” to another logical number is short, A preload request may be output before the logical number “3” is reached.
- the configuration number conversion unit 32 converts the logical number “4” into a real number using the conversion table. here Because the configuration information in the next state is not stored in the configuration information memory, conversion to a real number without a real number corresponding to the conversion table fails. In this case, the configuration number conversion unit 32 requests the configuration rewriting unit 35 to rewrite the configuration information of the logical number “4”.
- the configuration rewriting unit 35 includes a configuration number conversion table having configuration information of all states included in each object code therein, selects corresponding configuration information based on the configuration number conversion table, and selects configuration information. Determine the memory rewrite target.
- the real numbers “4” to “7”, which are the elements where the configuration information has been written, are the rewriting targets.
- the configuration rewriting unit 35 updates the conversion table included in the configuration number conversion unit 32, writes the configuration information of the logical number “4” requested to be rewritten into the configuration information memory of the real number “4”, and performs auxiliary control.
- the state transition diagram provided in the state management unit 43 of the control unit 42 is updated. Then, the writing completion flag of the conversion table provided in the configuration number conversion unit 32 is updated and the rewriting process is ended.
- Figure 23 (b) shows the conversion table after this rewriting.
- the configuration number conversion unit 32 completes the processing for the preload request upon completion of this rewriting. Since this process is not a state transition, configuration notification is not performed.
- auxiliary control unit 42 first issues a WE cancel signal to stop the operation of the processor elements 41 group.
- the register of the processor element 41 does not accept the update of the held data by this signal. Also, the data input operation from the external port is stopped.
- the auxiliary control unit 42 sends an event signal to the state transition management unit 3 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 of the state transition management unit receives the event signal from the auxiliary control unit 42
- the state management unit 31 converts the current real number “1” and the event signal A according to the conversion table created based on the state transition diagram. Based on this, the logical number “4” of the next transition state is determined and sent to the configuration number conversion unit 32. Further, the internal state number “1” of the next state is determined and notified to the auxiliary control unit 42.
- the configuration number conversion unit 32 converts the logical number into a real number using the conversion table. here, Since the configuration information in the next state is being written to the configuration information memory by the preload request, the configuration number conversion unit 32 succeeds in the number conversion, but the actual number “4” obtained after waiting for the write completion flag. Is transmitted to the auxiliary control unit 42 and the state management unit 31.
- the auxiliary control unit 42 When the auxiliary control unit 42 receives the real number “2” and the internal number “1” of the configuration information, it designates the configuration information in the next state to the processor element 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor element 41 group restarts the processing operation.
- the rewrite determining unit 36 requests the configuration information of the logical number “8”.
- the conversion table at this time is shown in Fig. 23 (c).
- the configuration rewriting unit 35 writes the configuration information in response to the request for the logical number “8” by the rewrite determining unit 36, 8 configuration information is already written in the configuration information memory, and the logical number “8” is written.
- various methods can be used to determine the logical number to be erased. Of the logical numbers for which configuration information exists, the configuration information for the logical number that is the farthest from the currently executing logical number is erased. To do.
- Figure 23 (d) shows the conversion table when this configuration information writing process is started.
- the configuration rewriting unit 35 erases the configuration information of the logical number “0” that is the farthest transition destination from the logical number “1”, and writes the configuration information of the logical number “4”.
- the configuration information of the logical number “4” is stored in a real number that is different from the actual number written first, but in the present invention, the problem that occurs due to the difference is converted into a logical number power actual number. It is solved by preparing.
- Figure 23 (f) shows the conversion table when transitioning to logical number “2”.
- the configuration rewriting unit 35 deletes the configuration information of the logical number “1”, and instead uses the logical number.
- the auxiliary control unit 42 sends an event signal to the state management unit 31 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, the state management unit 31 performs the next state based on the current real number “0” and the event signal B according to the conversion table created based on the state transition diagram.
- the logical number “9” is determined and notified to the configuration number conversion unit 32.
- the internal number “1” in the next state is determined and notified to the auxiliary control unit 42.
- the configuration number conversion unit 32 converts the logical number “9” into a real number using the conversion table.
- the configuration information in the next state is not stored in the configuration information memory, conversion to a real number without a corresponding real number in the conversion table fails.
- the configuration number conversion unit 32 requests the configuration rewriting unit 35 to rewrite the configuration information of the logical number “9”.
- the configuration rewriting unit 35 includes a configuration number conversion table having all the configuration information included in each object code, selects corresponding configuration information based on the configuration number conversion table, and rewrites the configuration information memory. Determine the target.
- the real numbers “1” to “7” excluding the part where the logical number “0” is written are subject to rewriting.
- the real number “2” in which the logical number “2” farthest from the logical number “9” is written is determined to be rewritten.
- the configuration rewriting unit 35 updates the conversion table included in the configuration number conversion unit 32, writes the requested configuration information of the logical number “9” in the configuration information memory of the real number “2”, and the auxiliary control unit 42 Update the state transition diagram of the state manager. Then, the writing completion flag in the conversion table provided in the configuration number conversion unit 32 is updated and the rewriting process is terminated.
- the configuration number conversion unit 32 Upon receiving the completion of the rewriting, the configuration number conversion unit 32 refers to the conversion table again, acquires the real number “2” of the next state, and notifies the auxiliary control unit 42 and the state management unit 31 of it. .
- the auxiliary control unit 42 designates configuration information corresponding to the real number “2” in the next state and the internal number “1” for the processor element 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor elements 41 are restarted.
- the conversion table at this time is shown in Fig. 23 (h).
- the rewrite determining unit 36 learns that the logical number “9” is the transition destination, it determines the next required logical number “10” and issues a request to the configuration rewriting unit 35.
- the configuration rewriting unit 35 finishes writing the configuration information having the logical number “9”
- the configuration rewriting unit 35 starts writing the configuration information having the logical number “10”.
- the auxiliary control unit 42 sends an event signal to the state management unit 31 simultaneously with the issuance of the WE cancel signal.
- the state management unit 31 receives the event signal from the auxiliary control unit 42, the state management unit 31 determines whether the next state is based on the current real number “2” and the event signal B according to the conversion table created based on the state transition diagram. The logical number “10” is determined and notified to the configuration number conversion unit 32. Also, the internal number “2” in the next state is determined and notified to the auxiliary control unit 42.
- the configuration number conversion unit 32 converts the logical number into a real number using the conversion table.
- the number conversion is successful, but the actual number “0” obtained after waiting for the write completion flag is added to the auxiliary control unit. 42 and the status management unit 31.
- the auxiliary control unit 42 Upon receiving the real number "0" and the internal number "2" of the configuration information, the auxiliary control unit 42 designates the configuration information in the next state for the processor elements 41 group. Then, the issuance of the WE cancel signal is stopped, and the processor element 41 group restarts the processing.
- the conversion table at this time is shown in Fig. 23 (i).
- the rewrite determining unit 36 Using the history, the transition destination from the logical number “0” may be predicted, and the configuration information of the logical number “1” or the logical number “9” may be requested. In addition, when both packets arriving at the same level in the order of arrival of the two types of packets arrive at the same level, the rewrite determining unit 36 may request the configuration information of the logical numbers “1” and “9”, respectively. Good. When such a process is executed, it is not necessary to wait for the completion of rewriting of the configuration information at the time of transition from the logical number “0”, so the process waiting time is reduced and the processing performance is improved.
- Arithmetic processing is performed on the processing target data by repeating the above processing.
- both the transition from the state 9-1 to the state 10-2 and the transition from the state 9-3 to the state 10-1 are both from the logical number "9" to the logical number "10". Force as a transition In this case, it is possible to distinguish the internal number of the transition destination by issuing a different event signal from the calculation unit 4, and it is also possible to transition to an arbitrary internal number.
- the internal number is not necessarily changed to "1" at the time of the state transition where the logical number changes (state transition managed by the state transition management unit).
- the internal state with the logical number “10” may be divided into two.
- each configuration information of the object code is stored in an external storage means, and the contents of the configuration information memory are rewritten as necessary by the configuration rewriting unit, so that the data processing device Can execute processing according to configuration information exceeding the storage capacity of the configuration information memory.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Advance Control (AREA)
- Microcomputers (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008508511A JP5131188B2 (ja) | 2006-04-05 | 2007-03-22 | データ処理装置 |
US12/296,093 US8069333B2 (en) | 2006-04-05 | 2007-03-22 | Converting logical to real number to access shared configuration information in event driven state transiting reconfigurable system |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006103987 | 2006-04-05 | ||
JP2006-103987 | 2006-04-05 | ||
JP2007-061934 | 2007-03-12 | ||
JP2007061934 | 2007-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007114059A1 true WO2007114059A1 (ja) | 2007-10-11 |
Family
ID=38563328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/055829 WO2007114059A1 (ja) | 2006-04-05 | 2007-03-22 | データ処理装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8069333B2 (ja) |
JP (1) | JP5131188B2 (ja) |
WO (1) | WO2007114059A1 (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009096247A1 (ja) * | 2008-02-01 | 2009-08-06 | Nec Corporation | 多分岐予測方法及び装置 |
WO2010023804A1 (ja) * | 2008-08-25 | 2010-03-04 | 日本電気株式会社 | データ処理装置、データ処理方法並びにデータ処理プログラムが格納された記録媒体 |
WO2010055706A1 (ja) * | 2008-11-14 | 2010-05-20 | 日本電気株式会社 | データ処理装置、データ処理方法及びプログラム |
WO2010087098A1 (ja) * | 2009-01-30 | 2010-08-05 | 日本電気株式会社 | 並列演算装置、情報処理システム、並列演算方法、および情報処理装置 |
WO2011024504A1 (ja) * | 2009-08-25 | 2011-03-03 | 日本電気株式会社 | データ処理装置 |
JP2013110730A (ja) * | 2010-06-24 | 2013-06-06 | Taiyo Yuden Co Ltd | 半導体装置 |
JP5240200B2 (ja) * | 2007-10-03 | 2013-07-17 | 日本電気株式会社 | データ処理装置および方法 |
US9350357B2 (en) | 2012-10-28 | 2016-05-24 | Taiyo Yuden Co., Ltd. | Reconfigurable semiconductor device |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100299418A1 (en) * | 2009-05-22 | 2010-11-25 | Samsung Electronics Co., Ltd. | Configuration and administrative control over notification processing in oma dm |
JP2011048579A (ja) * | 2009-08-26 | 2011-03-10 | Univ Of Tokyo | 画像処理装置及び画像処理方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003198362A (ja) * | 2001-12-28 | 2003-07-11 | Tokyo Electron Device Ltd | 演算システム |
JP2005222142A (ja) * | 2004-02-03 | 2005-08-18 | Nec Corp | アレイ型プロセッサ |
JP2006018515A (ja) * | 2004-06-30 | 2006-01-19 | Fujitsu Ltd | 演算装置及び演算装置の制御方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07105098A (ja) | 1993-10-07 | 1995-04-21 | Nec Corp | 命令キャッシュのリプレース装置 |
JPH11306015A (ja) | 1998-04-22 | 1999-11-05 | Matsushita Electric Ind Co Ltd | 演算処理方法及びそれを用いたマイクロコンピュータ |
JP3576837B2 (ja) | 1998-10-30 | 2004-10-13 | 日本電気株式会社 | プログラマブルロジックlsiの基本セル及び基本セル2次元アレイ |
JP3444216B2 (ja) | 1999-01-28 | 2003-09-08 | 日本電気株式会社 | プログラマブルデバイス |
JP3269526B2 (ja) | 1999-02-09 | 2002-03-25 | 日本電気株式会社 | プログラマブルロジックlsi |
JP3616518B2 (ja) | 1999-02-10 | 2005-02-02 | 日本電気株式会社 | プログラマブルデバイス |
JP2000311156A (ja) | 1999-04-27 | 2000-11-07 | Mitsubishi Electric Corp | 再構成可能並列計算機 |
JP3528922B2 (ja) | 2001-08-31 | 2004-05-24 | 日本電気株式会社 | アレイ型プロセッサ、データ処理システム |
JP3921367B2 (ja) | 2001-09-26 | 2007-05-30 | 日本電気株式会社 | データ処理装置および方法、コンピュータプログラム、情報記憶媒体、並列演算装置、データ処理システム |
JP2003196248A (ja) | 2001-10-19 | 2003-07-11 | Japan Research Institute Ltd | 自動情報収集システムおよび自動情報収集プログラム |
JP2003288203A (ja) | 2002-03-27 | 2003-10-10 | Asahi Kasei Corp | プロセッサの開発支援装置 |
JP4728581B2 (ja) | 2004-02-03 | 2011-07-20 | 日本電気株式会社 | アレイ型プロセッサ |
US20100223596A1 (en) * | 2007-10-03 | 2010-09-02 | Takeshi Inuo | Data processing device and method |
-
2007
- 2007-03-22 WO PCT/JP2007/055829 patent/WO2007114059A1/ja active Application Filing
- 2007-03-22 JP JP2008508511A patent/JP5131188B2/ja not_active Expired - Fee Related
- 2007-03-22 US US12/296,093 patent/US8069333B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003198362A (ja) * | 2001-12-28 | 2003-07-11 | Tokyo Electron Device Ltd | 演算システム |
JP2005222142A (ja) * | 2004-02-03 | 2005-08-18 | Nec Corp | アレイ型プロセッサ |
JP2006018515A (ja) * | 2004-06-30 | 2006-01-19 | Fujitsu Ltd | 演算装置及び演算装置の制御方法 |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5240200B2 (ja) * | 2007-10-03 | 2013-07-17 | 日本電気株式会社 | データ処理装置および方法 |
JP5347974B2 (ja) * | 2008-02-01 | 2013-11-20 | 日本電気株式会社 | 多分岐予測方法及び装置 |
WO2009096247A1 (ja) * | 2008-02-01 | 2009-08-06 | Nec Corporation | 多分岐予測方法及び装置 |
WO2010023804A1 (ja) * | 2008-08-25 | 2010-03-04 | 日本電気株式会社 | データ処理装置、データ処理方法並びにデータ処理プログラムが格納された記録媒体 |
WO2010055706A1 (ja) * | 2008-11-14 | 2010-05-20 | 日本電気株式会社 | データ処理装置、データ処理方法及びプログラム |
WO2010087098A1 (ja) * | 2009-01-30 | 2010-08-05 | 日本電気株式会社 | 並列演算装置、情報処理システム、並列演算方法、および情報処理装置 |
US9021234B2 (en) | 2009-01-30 | 2015-04-28 | Nec Corporation | Indirect designation of physical configuration number as logical configuration number based on correlation information, within parallel computing |
JP5532050B2 (ja) * | 2009-08-25 | 2014-06-25 | 日本電気株式会社 | データ処理装置 |
WO2011024504A1 (ja) * | 2009-08-25 | 2011-03-03 | 日本電気株式会社 | データ処理装置 |
US9021235B2 (en) | 2009-08-25 | 2015-04-28 | Nec Corporation | Data processing device |
JP2013110730A (ja) * | 2010-06-24 | 2013-06-06 | Taiyo Yuden Co Ltd | 半導体装置 |
US8952721B2 (en) | 2010-06-24 | 2015-02-10 | Taiyo Yuden Co., Ltd. | Semiconductor device |
CN104617944A (zh) * | 2010-06-24 | 2015-05-13 | 太阳诱电株式会社 | 半导体装置 |
US9214209B2 (en) | 2010-06-24 | 2015-12-15 | Taiyo Yuden Co., Ltd. | Semiconductor device |
CN104617944B (zh) * | 2010-06-24 | 2018-03-16 | 太阳诱电株式会社 | 半导体装置 |
US9350357B2 (en) | 2012-10-28 | 2016-05-24 | Taiyo Yuden Co., Ltd. | Reconfigurable semiconductor device |
Also Published As
Publication number | Publication date |
---|---|
US20090119491A1 (en) | 2009-05-07 |
JP5131188B2 (ja) | 2013-01-30 |
US8069333B2 (en) | 2011-11-29 |
JPWO2007114059A1 (ja) | 2009-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2007114059A1 (ja) | データ処理装置 | |
US8935694B2 (en) | System and method for selectively saving and restoring state of branch prediction logic through separate hypervisor-mode and guest-mode and/or user-mode instructions | |
US7945764B2 (en) | Processing unit incorporating multirate execution unit | |
US9032191B2 (en) | Virtualization support for branch prediction logic enable / disable at hypervisor and guest operating system levels | |
US6526462B1 (en) | Programmable multi-tasking memory management system | |
JP5496578B2 (ja) | 高密度スレッド化ネットワーク・オン・ア・チップにおけるソフトウェア制御の任意ベクトル・オペランド選択をサポートする直接スレッド間通信バッファ | |
US7502915B2 (en) | System and method using embedded microprocessor as a node in an adaptable computing machine | |
US7793025B2 (en) | Hardware managed context sensitive interrupt priority level control | |
US20120198165A1 (en) | Mechanism to Update the Status of In-Flight Cache Coherence In a Multi-Level Cache Hierarchy | |
KR102187912B1 (ko) | 인터럽트들의 세트들을 구성하는 장치 및 방법 | |
JP3752224B2 (ja) | コンピュータ・システムにおいて命令を処理する方法および装置 | |
JP2007133456A (ja) | 半導体装置 | |
US6915414B2 (en) | Context switching pipelined microprocessor | |
US11392407B2 (en) | Semiconductor device | |
JP2000293436A (ja) | パイプラインメモリシステムにおける複数のターゲットへの複数の未解決要求のサポート | |
US9438414B2 (en) | Virtualized SHA computational engine | |
US20080148010A1 (en) | Semiconductor integrated circuit | |
JP5532050B2 (ja) | データ処理装置 | |
JP2006202271A (ja) | ストリームプロセッサ及び情報処理装置 | |
JPWO2005001689A1 (ja) | 電子計算機、半導体集積回路、制御方法、プログラムの生成方法、及びプログラム | |
Evripidou et al. | Data Driven Network of Workstations D2NOW | |
JP3982077B2 (ja) | マルチプロセッサシステム | |
WO2010055706A1 (ja) | データ処理装置、データ処理方法及びプログラム | |
WO2010023804A1 (ja) | データ処理装置、データ処理方法並びにデータ処理プログラムが格納された記録媒体 | |
WO2023007114A1 (en) | A data processing apparatus and method for transmitting triggered instructions between processing elements |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07739272 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2008508511 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12296093 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 07739272 Country of ref document: EP Kind code of ref document: A1 |