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Hierarchical Parallelism Control for Multigrain Parallel Processing
[chapter]
2005
Lecture Notes in Computer Science
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In order to efficiently use hierarchical parallelism of each nest level, or layer, in multigrain parallel processing, it is required to determine how many processors or groups of processors should be assigned ...
This paper proposes an automatic hierarchical parallelism control scheme to assign suitable number of processors to each layer so that the parallelism of each hierarchy can be used efficiently. ...
Performance evaluation This section evaluates the performance of the proposed parallelism control scheme for multigrain parallel processing on IBM RS6000 SP 604e High Node 8 processors SMP server. ...
doi:10.1007/11596110_3
fatcat:3krnjuzrlbcehni2xviqj5conu
Multigrain Parallelization for Model-Based Design Applications Using the OSCAR Compiler
[chapter]
2016
Lecture Notes in Computer Science
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Since embedded systems require real-time processing, the use of multi-core CPUs poses more opportunities for accelerating program execution to satisfy the real-time constraints. ...
While prior approaches exploit parallelism among blocks by inspecting MATLAB/Simulink models, this may lose an opportunity for fully exploiting parallelism of the whole program because models potentially ...
., LTD. for providing the anomaly detection model. We would like to express appreciation to A&D CO., LTD.. ...
doi:10.1007/978-3-319-29778-1_8
fatcat:2jhp6m2iqrfrhardeqkddqwicm
Parallel, multigrain iterative solvers for hiding network latencies on MPPs and networks of clusters
2003
Parallel Computing
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To test the effectiveness of the multigrain parallelism, we implemented a multigrain, block Jacobi-Davidson algorithm for computing a few extreme eigenvalues of a symmetric matrix. ...
We call this combination of fine and coarse-grain parallelism multigrain. ...
be implemented with multigrain parallelism. ...
doi:10.1016/s0167-8191(03)00101-7
fatcat:d3gbbga5m5dapnf4z4zvc7gdw4
Performance of OSCAR Multigrain Parallelizing Compiler on SMP Servers
[chapter]
2005
Lecture Notes in Computer Science
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The OS-CAR compiler hierarchically exploits the coarse grain task parallelism among loops, subroutines and basic blocks and the near fine grain parallelism among statements inside a basic block in addition ...
This paper describes performance of OSCAR multigrain parallelizing compiler on various SMP servers, such as IBM pSeries 690, Sun Fire V880, Sun Ultra 80, NEC TX7/i6010 and SGI Altix 3700. ...
Also, the auhours thank to NEC soft, Ltd. and SGI Japan, Ltd. for the kind offer of the use of the NEC TX7/i6010 and SGI Altix 3700 System for this research. ...
doi:10.1007/11532378_23
fatcat:ipm637l2brevhi5ycvdbshkeby
Compiler Control Power Saving Scheme for Multi Core Processors
[chapter]
2006
Lecture Notes in Computer Science
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This paper proposes a compilation scheme for reduction of power consumption under the multigrain parallel processing environment that controls Voltage/Frequency and power supply of each processor core ...
To this end, the compiler for a multi core processor is expected not only to parallelize program effectively, but also to control the voltage and clock frequency of processors and storages carefully inside ...
core processors for real time consumer electronics". ...
doi:10.1007/978-3-540-69330-7_25
fatcat:3trynyg6abeybembh56nntvqjq
OSCAR API for Real-Time Low-Power Multicores and Its Performance on Multicores and SMP Servers
[chapter]
2010
Lecture Notes in Computer Science
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By using the OSCAR API as an interface between the OSCAR compiler and backend compilers, the OSCAR compiler enables hierarchical multigrain parallel processing with memory optimization under capacity restriction ...
for cache memory, local memory, distributed shared memory, and on-chip/off-chip shared memory; data transfer using a DMA controller; and power reduction control using DVFS (Dynamic Voltage and Frequency ...
Acknowledgement This paper is supported by the METI/NEDO projects "Multicore Technology for Realtime Consumer Electronics", "Heterogeneous Multicore for Consumer Electronics" and "Low Power Manycore Processor ...
doi:10.1007/978-3-642-13374-9_13
fatcat:n75vuldrrzcfnpq76er5pwv6dq
Automatic Coarse Grain Task Parallel Processing on SMP Using OpenMP
[chapter]
2001
Lecture Notes in Computer Science
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This paper proposes a simple and efficient implementation method for a hierarchical coarse grain task parallel processing scheme on a SMP machine. ...
based on hierarchical coarse grain task parallel processing concept. ...
The coarse grain task parallel processing scheme in OSCAR multigrain automatic parallelizing compiler consists of the following steps. 1. ...
doi:10.1007/3-540-45574-4_13
fatcat:lqmfuzm7jvgkhomgv5fg7cnzmy
Parallelization of automotive engine control software on embedded multi-core processor using OSCAR compiler
2013
2013 IEEE COOL Chips XVI
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On the other hand, this paper is the first paper has successfully parallelized the practical automotive engine control software using automatic multigrain parallelizing compiler, or the OSCAR Compiler ...
distribution [2] rather than improvement of response time, or performance by parallel processing. ...
Faster processing of Engine Control Programs is required
New sophisticated control function will be used
Parallel processing of engine control programs on multi-core
processors is required ...
doi:10.1109/coolchips.2013.6547921
dblp:conf/coolchips/KanehagiUHKK13
fatcat:h7uv2kq24rfcfof4zfomu3wmvy
Evaluation of Power Consumption at Execution of Multiple Automatically Parallelized and Power Controlled Media Applications on the RP2 Low-Power Multicore
[chapter]
2013
Lecture Notes in Computer Science
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OSCAR compiler enables the hierarchical multigrain parallel processing and power reduction control using DVFS (Dynamic Voltage and Frequency Scaling), clock gating and power gating for each processor core ...
This paper confirmed parallel processing and power reduction by OSCAR compiler are efficient for multiple application executions. ...
A part of this research has been supported by NEDO "Advanced Heterogeneous Multiprocessor", NEDO "Multi core processors for realtime consumer electronics" and STARC "Automatic Parallelizing Compiler Cooperative ...
doi:10.1007/978-3-642-36036-7_3
fatcat:hgyucsbr5fgsnkednsi2hp3f2i
OSCAR Compiler Controlled Multicore Power Reduction on Android Platform
[chapter]
2014
Lecture Notes in Computer Science
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The OS-CAR Compiler enables automatic exploitation of multigrain parallelism within a sequential program, and automatically generates a parallelized code with the OSCAR Multi-Platform API power reduction ...
This paper evaluates the power reduction control by the OSCAR Automatic Parallelizing Compiler on an Android platform with the newly developed precise power measurement environment on the ODROID-X2, a ...
Multigrain Parallel Processing and Low Power Optimization by the OSCAR Compiler The OSCAR (Optimally Scheduled Advanced multiprocessor) Compiler exploits multigrain parallelism, which consists of coarse ...
doi:10.1007/978-3-319-09967-5_9
fatcat:4k37wdwdcnhajkapju3nm5cp6i
Effective cross-platform, multilevel parallelism via dynamic adaptive execution
2002
Proceedings 16th International Parallel and Distributed Processing Symposium
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This paper presents preliminary efforts to develop compilation and execution environments that achieve performance portability of multilevel parallelization on hierarchical architectures. ...
This algorithm can be used as a rule of thumb for automatic multilevel parallelization. The effectiveness of the approach is demonstrated on the NAS benchmarks running on two architectural platforms. ...
These hierarchical architectures provide the hardware needed to utilize multigrain parallelism in programs. ...
doi:10.1109/ipdps.2002.1016495
dblp:conf/ipps/KoYNP02
fatcat:ge65dyzbvbhzxdt6dhvbagls4a
Generating Fine-Grain Multithreaded Applications Using a Multigrain Approach
2017
ACM Transactions on Architecture and Code Optimization (TACO)
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To evaluate the type of applications that benefit from executing in a unified fine-grain program execution model, this article presents a multigrain parallel programming environment for the generation ...
data-intensive workloads with irregular and dynamic parallelism, reaching speedups as high as 2.6× for Graph500 and 51× for NAS Data Cube. ...
MULTIGRAIN PARALLEL PROGRAMMING ENVIRONMENT This section presents two of the main components of our multigrain parallel programming environment for the fine-grain execution of OpenMP programs. ...
doi:10.1145/3155288
fatcat:pqpz423lufdb5d7xycqscenssm
Scalable black-box prediction models for multi-dimensional adaptation on NUMA multi-cores
2014
International Journal of Parallel, Emergent and Distributed Systems
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Research interests Parallel computing systems hardware-software boundary: Runtime systems, ubiquitous parallel programming models, memory management, energy-efficient parallel execution, operating systems ...
Parallel computer architecture: chip multiprocessors, computational accelerators, heterogeneous computer architectures, emerging memory technologies, heterogeneous memory hierarchies. ...
Malleable Memory Mapping: User-Level Control of Memory Bounds for Effective Program Adaptation. ...
doi:10.1080/17445760.2014.895346
fatcat:32mn2ijvbja5njdo43axnsjmjq
Factory: An Object-Oriented Parallel Programming Substrate for Deep Multiprocessors
[chapter]
2005
Lecture Notes in Computer Science
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Recent advances in processor technology such as Simultaneous Multithreading (SMT) and Chip Multiprocessing (CMP) enable parallel processing on a single die. ...
This paper introduces Factory, an object-oriented parallel programming substrate which allows programmers to express multigrain parallelism, but alleviates them from having to manage it. ...
As such, Factory can serve as a runtime library for next-generation, object-oriented parallel programming systems that target deep, multigrain parallel architectures. ...
doi:10.1007/11557654_28
fatcat:kd7m5pwvxfc35pt4bv2z3sfsqe
MGS
1996
Proceedings of the 23rd annual international symposium on Computer architecture - ISCA '96
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Parallel workstations, each comprising 10-100 processors, promise cost-effective general-purpose multiprocessing. ...
The authors would like to thank Kavita Bala, Fred Chong, Fredrik Dahlgren, Matt Frank, Silvina Hanono,Kirk Johnson,Kathy Knobe, Victor Lee, and Deborah Wallach for providing valuable comments on early ...
While cluster locality can be exploited by any hierarchical shared memory system, multigrain locality can only be exploited by hierarchical systems that use different grains of sharing at different levels ...
doi:10.1145/232973.232980
dblp:conf/isca/YeungKA96
fatcat:nprbszfczrhnzosqc2fb3cktom
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