A technique allows a superscalar processor to keep its functional units as busy as possible by executing instructions before it is known that they will be needed.
The Intel P6 uses speculative execution.
Compare branch prediction, speculative evaluation.
- Speculative fiction
noun 1. a broad literary genre encompassing any fiction with supernatural, fantastical, or futuristic elements noun a term for science fiction or fantasy fiction Usage Note distinguishing this genre from pulp, comics, superhero science fiction
adjective 1. pertaining to, of the nature of, or characterized by speculation, contemplation, conjecture, or abstract reasoning: a speculative approach. 2. theoretical, rather than practical: speculative conclusions. 3. given to speculation, as persons, the mind, etc. 4. of the nature of or involving commercial or financial speculation: speculative ventures. 5. engaging in or given to […]
noun 1. philosophy embodying beliefs insusceptible of proof and attempting to gain insight into the nature of the ultimate by intuitive or a priori means.
noun 1. a person who is engaged in commercial or financial speculation. 2. a person who makes advance purchases of tickets, as to games or theatrical performances, that are likely to be in demand, for resale later at a higher price. 3. a person who is devoted to mental speculation. noun 1. a person who […]