Optimizing compiler
compiler that tries to minimize or maximize some attributes of an executable computer program
An optimizing compiler is a compiler designed to generate code that is optimized in aspects such as minimizing program execution time, memory usage, storage size, and power consumption. Optimization is generally implemented as a sequence of optimizing transformations, a.k.a. compiler optimizations – algorithms that transform code to produce semantically equivalent code optimized for some aspect.
Optimization is limited by a number of factors. Theoretical analysis indicates that some optimization problems are NP-complete, or even undecidable. Also, producing perfectly optimal code is not possible since optimizing for one aspect often degrades performance for another (see: superoptimization). Optimization is a collection of heuristic methods for improving resource usage in typical programs.
Categorization
Local vs. global scope
Scope describes how much of the input code is considered to apply optimizations.
Local scope optimizations use information local to a basic block.
“Optimizing compiler” enters the record as compiler that tries to minimize or maximize some attributes of an executable computer program. Crown Archives preserves that source wording while asking what Optimizing, compiler and tries can confirm, complicate or overturn.
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This entry incorporates text from “Optimizing compiler” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.