Download ppt - Limits on Instruction Level Parallelism (ILP)

Transcript

Page 1: Limits on Instruction Level Parallelism (ILP)

Limits on Instruction Level Parallelism

(ILP)EE 548

Prof. Warter-Perez

Page 2: Limits on Instruction Level Parallelism (ILP)

ILP Available

Page 3: Limits on Instruction Level Parallelism (ILP)

Effects of Window Size

Page 4: Limits on Instruction Level Parallelism (ILP)

Window Size per Benchmark

Page 5: Limits on Instruction Level Parallelism (ILP)

Effects of Branch-Prediction Schemes

Page 6: Limits on Instruction Level Parallelism (ILP)

Branch Prediction per Benchmark

Page 7: Limits on Instruction Level Parallelism (ILP)

Branch Prediction Accuracy

Page 8: Limits on Instruction Level Parallelism (ILP)

Number of Registers for Renaming

Page 9: Limits on Instruction Level Parallelism (ILP)

Rename Registers per Benchmark

Page 10: Limits on Instruction Level Parallelism (ILP)

Alias Analysis

Page 11: Limits on Instruction Level Parallelism (ILP)

Alias Analysis per Benchmark

Page 12: Limits on Instruction Level Parallelism (ILP)

Limitation Per Realizable Processor

Page 13: Limits on Instruction Level Parallelism (ILP)

Limitation - Per Benchmark

Recommended

Superscalar Organization - Stony Brook Universitynhonarmand/...Instruction-Level Parallelism (ILP) •Recall: “Parallelism is the number of independent tasks available” •ILP

Superscalar Organization - Stony Brook Universitynhonarmand/...Instruction-Level Parallelism (ILP) •Recall: “Parallelism is the number of independent tasks available” •ILP Documents

Pipelining and Exploiting Instruction-Level Parallelism (ILP)

Pipelining and Exploiting Instruction-Level Parallelism (ILP) Documents

Instruction Level Parallelism (ILP) Dinamico (prima …gunetti/DIDATTICA/architettureII/03-ILP...1 1 Instruction Level Parallelism (ILP) Dinamico (prima parte) • Introduzione all’ILP

Instruction Level Parallelism (ILP) Dinamico (prima …gunetti/DIDATTICA/architettureII/03-ILP...1 1 Instruction Level Parallelism (ILP) Dinamico (prima parte) • Introduzione all’ILP Documents

Instruction Level Parallelism (ILP) Limitations

Instruction Level Parallelism (ILP) Limitations Engineering

1 Lecture 12: Limits of ILP and Pentium Processors ILP limits, Study strategy, Results, P-III and Pentium 4 processors Adapted from UCB CS252 S01

1 Lecture 12: Limits of ILP and Pentium Processors ILP limits, Study strategy, Results, P-III and Pentium 4 processors Adapted from UCB CS252 S01 Documents

Υπερβαθμωτή (superscalar) Οργάνωση Υπολογιστών · Παραλληλισμός Επιπέδου Εντολών ILP: Instruction-Level Parallelism • Ο

Υπερβαθμωτή (superscalar) Οργάνωση Υπολογιστών · Παραλληλισμός Επιπέδου Εντολών ILP: Instruction-Level Parallelism • Ο Documents

Slide 1 Instruction-level Parallelism Instruction-Level Parallelism (ILP):Instruction-Level Parallelism (ILP): overlapping of executions among instructions

Slide 1 Instruction-level Parallelism Instruction-Level Parallelism (ILP):Instruction-Level Parallelism (ILP): overlapping of executions among instructions Documents

Instruction Level Parallelism - Limits and alternatives

Instruction Level Parallelism - Limits and alternatives Documents

$\course\ELEG652-03Fall\Topic3-6521 Exploitation of Instruction-Level Parallelism (ILP)$

\course\ELEG652-03Fall\Topic3-6521 Exploitation of Instruction-Level Parallelism (ILP) Documents

Instruction Level Parallelism (ILP)paw/classes/eecs7095/lecture... · 2018-10-25 · Exploiting ILP Two basic approaches: I rely on hardware to discover and exploit parallelism dynamically,

Instruction Level Parallelism (ILP)paw/classes/eecs7095/lecture... · 2018-10-25 · Exploiting ILP Two basic approaches: I rely on hardware to discover and exploit parallelism dynamically, Documents

1 Instruction-Level Parallelism CS448. 2 Instruction Level Parallelism (ILP) Pipelining –Limited form of ILP –Overlapping instructions, these instructions

1 Instruction-Level Parallelism CS448. 2 Instruction Level Parallelism (ILP) Pipelining –Limited form of ILP –Overlapping instructions, these instructions Documents

Limits on ILP Documents

Computer Architecture Lec 7 – Instruction Level Parallelismideal.csie.ncku.edu.tw/comparch/lec07-dynamic-sched.pdfLec7 ILP 6 Instruction-Level Parallelism (ILP) • Basic Block (BB)

Computer Architecture Lec 7 – Instruction Level Parallelismideal.csie.ncku.edu.tw/comparch/lec07-dynamic-sched.pdfLec7 ILP 6 Instruction-Level Parallelism (ILP) • Basic Block (BB) Documents

Part 8 Instruction Level Parallelism (ILP) - Pipelining

Part 8 Instruction Level Parallelism (ILP) - Pipelining Documents

CS136, Advanced Architecture Limits to ILP Simultaneous Multithreading

CS136, Advanced Architecture Limits to ILP Simultaneous Multithreading Documents

Instruction Level Parallelism (ILP) Dinamico (prima parte)gunetti/DIDATTICA/architettureII/03-ILP-dinamico... · Instruction Level Parallelism (ILP) • Lo schema di base di una architettura

Instruction Level Parallelism (ILP) Dinamico (prima parte)gunetti/DIDATTICA/architettureII/03-ILP-dinamico... · Instruction Level Parallelism (ILP) • Lo schema di base di una architettura Documents

Flynn’s Classification (1966) - Cristinel Ababei · Page 2 Types of Parallelism •Instruction-Level Parallelism (ILP) –Execute independent instructions from one instruction stream

Flynn’s Classification (1966) - Cristinel Ababei · Page 2 Types of Parallelism •Instruction-Level Parallelism (ILP) –Execute independent instructions from one instruction stream Documents

Instruction Level Parallelism (ILP) · Instruction Level Parallelism (ILP) ILP: The simultaneous execution of multiple instructions from a program. While pipelining is a form of ILP,

Instruction Level Parallelism (ILP) · Instruction Level Parallelism (ILP) ILP: The simultaneous execution of multiple instructions from a program. While pipelining is a form of ILP, Documents