Download Automatic Algorithm Recognition and Replacement: A New by Robert Metzger PDF

By Robert Metzger

Parallel computation becomes the norm within the coming a long time. regrettably, advances in parallel have a long way outpaced parallel functions of software program. There are at present ways to making use of parallelism to functions. One is to write down thoroughly new functions in new languages. yet leaving behind functions that paintings is unacceptable to such a lot nonacademic clients of high-performance desktops. the opposite strategy is to transform current functions to a parallel shape. this is often performed manually or instantly. Even partial luck in doing the task immediately has visible monetary advantages.This publication describes a essentially new theoretical framework for locating negative algorithms in an software software and exchanging them with ones that parallelize the code.

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Extra info for Automatic Algorithm Recognition and Replacement: A New Approach to Program Optimization

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Constraints not only ensure correctness, but provide some pruning of the search space. There are constraints on node types (functions), edge connections (data flow), and co-occurrence of functions that must be executed under the same control how conditions. We evaluate Wills’ work based on the technical issues discussed in Chap. 1 as follows. l - event is in the neste4 of an event, togetha When these are satial ---_-. --. We evaluate Extent: GRASPR deals with whole programs by substituting called procedures inline.

This information is used to derive a set of base concept patterns from the domain concept patterns. The abstract syntax tree of the code being analyzed is searched for these base patterns. When base patterns are recognized, they can lead to recognition of intermediate and domain concept patterns. The rules of the pattern language include basic Fortran constructs and pattern symbols. The latter can match any code fragment of the appropriate type. These can be named so that values may be bound to them for future reference.

When base patterns are recognized, they can lead to recognition of intermediate and domain concept patterns. The rules of the pattern language include basic Fortran constructs and pattern symbols. The latter can match any code fragment of the appropriate type. These can be named so that values may be bound to them for future reference. Chapter 3 46 We evaluate Bhansali and Hagemeister’s work based on the technical issues discussed in Chap. 1 as follows. l Extent: The pattern language described is limited to describing a single subroutine.

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