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Bodik, 1999 - Google Patents

Path-sensitive, value-flow optimizations of programs

Bodik, 1999

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Document ID
4310385043566146053
Author
Bodik R
Publication year

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Snippet

Current compiler optimizers are conservative and inflexible. As a result, even “highly optimized” programs execute half of their instructions redundantly, only to recompute previously computed values. Ideally, these values should be remembered and later reused …
Continue reading at www.cs.ucr.edu (PDF) (other versions)

Classifications

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    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/40—Transformations of program code
    • G06F8/41—Compilation
    • G06F8/44—Encoding
    • G06F8/443—Optimisation
    • G06F8/4441—Reducing the execution time required by the program code
    • G06F8/4442—Reducing the number of cache misses; Data prefetching
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/40—Transformations of program code
    • G06F8/41—Compilation
    • G06F8/44—Encoding
    • G06F8/445—Exploiting fine grain parallelism, i.e. parallelism at instruction level
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
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    • G06F8/43—Checking; Contextual analysis
    • G06F8/436—Semantic checking
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    • G06F9/06—Arrangements for programme control, e.g. control unit using stored programme, i.e. using internal store of processing equipment to receive and retain programme
    • G06F9/30—Arrangements for executing machine-instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
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