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  2. Branch predictor - Wikipedia

    en.wikipedia.org/wiki/Branch_predictor

    Modern microprocessors tend to have quite long pipelines so that the misprediction delay is between 10 and 20 clock cycles. As a result, making a pipeline longer increases the need for a more advanced branch predictor. [6] The first time a conditional jump instruction is encountered, there is not much information to base a prediction on.

  3. Instruction pipelining - Wikipedia

    en.wikipedia.org/wiki/Instruction_pipelining

    In computer engineering, instruction pipelining is a technique for implementing instruction-level parallelism within a single processor. Pipelining attempts to keep every part of the processor busy with some instruction by dividing incoming instructions into a series of sequential steps (the eponymous "pipeline") performed by different processor units with different parts of instructions ...

  4. List of tools for static code analysis - Wikipedia

    en.wikipedia.org/wiki/List_of_tools_for_static...

    A static code analysis solution with many integration options for the automated detection of complex security vulnerabilities. SAST Online: 2022-03-07 (1.1.0) No; proprietary — — Java — — — Kotlin, APK: Check the Android Source code thoroughly to uncover and address potential security concerns and vulnerabilities.

  5. Dangling else - Wikipedia

    en.wikipedia.org/wiki/Dangling_else

    The dangling else is a problem in programming of parser generators in which an optional else clause in an if–then(–else) statement can make nested conditional statements ambiguous. Formally, the reference context-free grammar of the language is ambiguous , meaning there is more than one correct parse tree .

  6. Pipeline (software) - Wikipedia

    en.wikipedia.org/wiki/Pipeline_(software)

    As a consequence, data in CMS Pipelines is handled in record mode. For text files, a record holds one line of text. In general, CMS Pipelines does not buffer the data but passes records of data in a lock-step fashion from one program to the next. This ensures a deterministic flow of data through a network of interconnected pipelines.

  7. Help:Conditional expressions - Wikipedia

    en.wikipedia.org/wiki/Help:Conditional_expressions

    (This problem exists for both named and positional parameters.) But {{{1|}}} will evaluate to the empty string (a false value) because the vertical bar or pipe character, "|" , immediately following the parameter name specifies a default value (here an empty string because there is nothing between the pipe and the first closing curly brace) as ...

  8. Hazard (computer architecture) - Wikipedia

    en.wikipedia.org/wiki/Hazard_(computer_architecture)

    Bubbling the pipeline, also termed a pipeline break or pipeline stall, is a method to preclude data, structural, and branch hazards. As instructions are fetched, control logic determines whether a hazard could/will occur. If this is true, then the control logic inserts no operation s (NOP s) into the pipeline. Thus, before the next instruction ...

  9. Pipeline stall - Wikipedia

    en.wikipedia.org/wiki/Pipeline_stall

    In a Von Neumann architecture which uses the program counter (PC) register to determine the current instruction being fetched in the pipeline, to prevent new instructions from being fetched when an instruction in the decoding stage has been stalled, the value in the PC register and the instruction in the fetch stage are preserved to prevent ...