A Systolic Array Optimizing Compiler: 64 - Rilegato

Lam, Monica S.

Rilegato

ISBN 10: 0898383005 ISBN 13: 9780898383003

Casa editrice: Springer-Verlag GmbH, 1989

Riassunto

First, the processors in the xx A Systolic Array Optimizing Compiler array cooperate at a fine granularity of parallelism, interaction between processors must be considered in the generation of code for individual processors.

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Contenuti

1. Introduction.- 1.1. Research approach.- 1.2. Overview of results.- 1.2.1. A machine abstraction for systolic arrays.- 1.2.2. Cell level optimizations.- 1.3. This presentation.- 2. Architecture of Warp.- 2.1. The architecture.- 2.1.1. Warp cell.- 2.1.2. Interface unit.- 2.1.3. The host system.- 2.2. Application domain of Warp.- 2.3. Programming complexity.- 3. A Machine Abstraction.- 3.1. Previous systolic array synthesis techniques.- 3.2. Comparisons of machine abstractions.- 3.2.1. Programmability.- 3.2.1.1. Partitioning methods.- 3.2.1.2. Programmability of synchronous models.- 3.2.2. Efficiency.- 3.3. Proposed abstraction: asynchronous communication.- 3.3.1. Effect of parallelism in cells.- 3.3.2. Scheduling constraints between receives and sends.- 3.3.2.1. The problem.- 3.3.2.2. The analysis.- 3.3.2.3. Implications.- 3.3.3. Discussion on the asynchronous communication model.- 3.4. Hardware and software support.- 3.4.1. Minimum hardware support: queues.- 3.4.2. Compile-time flow control.- 3.4.2.1. The skewed computation model.- 3.4.2.2. Algorithm to find the minimum skew.- 3.4.2.3. Hardware design.- 3.5. Chapter summary.- 4. The W2 Language and Compiler.- 4.1. The W2 language.- 4.2. Compiler overview.- 4.3. Scheduling a basic block.- 4.3.1. Problem definition.- 4.3.2. List scheduling.- 4.3.3. Ordering and priority function.- 5. Software Pipelining.- 5.1. Introduction to software pipelining.- 5.2. The scheduling problem.- 5.2.1. Scheduling constraints.- 5.2.2. Definition and complexity of problem.- 5.3. Scheduling algorithm.- 5.3.1. Bounds on the initiation interval.- 5.3.2. Scheduling an acyclic graph.- 5.3.3. Scheduling a cyclic graph.- 5.3.3.1. Combining strongly connected components.- 5.3.3.2. Scheduling a strongly connected component.- 5.3.3.3. Complete algorithm.- 5.4. Modulo variable expansion.- 5.5. Code size requirement.- 5.6. Comparison with previous work.- 5.6.1. The FPS compiler.- 5.6.2. The polycyclic machine.- 5.7. Chapter summary.- 6. Hierarchical Reduction.- 6.1. The iterative construct.- 6.2. The conditional construct.- 6.2.1. Branches taking different amounts of time.- 6.2.2. Code size.- 6.3. Global code motions.- 6.4. Comparison with previous work.- 6.4.1. Trace scheduling.- 6.4.1.1. Loop branches.- 6.4.1.2. Conditionals.- 6.4.2. Comparison with vector instructions.- 7. Evaluation.- 7.1. The experiment.- 7.1.1. Status of compiler.- 7.1.2. The programs.- 7.2. Performance analysis of global scheduling techniques.- 7.2.1. Speed up of global scheduling techniques.- 7.2.2. Efficiency of scheduler.- 7.2.2.1. Exclusive I/O time.- 7.2.2.2. Global resource use count.- 7.2.2.3. Data dependency.- 7.2.2.4. Other factors.- 7.2.3. Discussion on effectiveness of the Warp architecture.- 7.3. Performance of software pipelining.- 7.3.1. Characteristics of the loops.- 7.3.2. Effectiveness of software pipelining.- 7.3.3. Feasibility of software pipelining.- 7.4. Livermore Loops.- 7.5. Summary and discussion.- 8. Conclusions.- 8.1. Machine abstraction for systolic arrays.- 8.2. Code scheduling techniques.- References.

Product Description

Book by Lam Monica S

Dettagli dell'edizione

• Editore: Springer-Verlag GmbH
• Data di pubblicazione: 1989
• Lingua: Inglese
• ISBN 10: 0898383005
• ISBN 13: 9780898383003
• Rilegatura: Copertina rigida
• Numero di pagine: 228
• Contatto del produttore: ProductSafety@springernature.com; ProductSafety@springernature.com; ; Poststr. 9; Darmstadt; 64293; Germania