'Reservation stations' presentation slideshows

CDA 5155

Out-of-order execution: Scoreboarding and Tomasulo Week 2. CDA 5155. A more realistic pipeline. Dependencies. Read after Write (RAW): true dependency add 1 2 3 ; nand 3 4 5 Write after Read (WAR): Anti-dependency add 1 2 3 ; nand 5 6 2

1.17k views • 95 slides

Lecture 3: Dynamic ILP

Lecture 3: Dynamic ILP. CS 505: Computer Architecture Spring 2005 Thu D. Nguyen. Recall from Pipelining Lecture. Pipeline CPI = Ideal pipeline CPI + Structural Stalls + Data Hazard Stalls + Control Stalls

1.1k views • 86 slides

Tomasulo Scheduling for Out-Of-Order Execution

Tomasulo Scheduling for Out-Of-Order Execution. Prof. John Kubiatowicz. FP Mult. FP Mult. FP Divide. FP Add. Integer. Review: Scoreboard Architecture (CDC 6600). Registers. Functional Units. SCOREBOARD. Memory. Review: Four Stages of Scoreboard Control.

984 views • 72 slides

Introduction to Advanced Pipelining

Introduction to Advanced Pipelining. February 24, 2005 Prof. Nancy Warter-Perez Note: These lecture notes are modified from Profs. Dave Patterson and John Kubiatowicz. Review: Summary of Pipelining Basics. Hazards limit performance Structural: need more HW resources

858 views • 70 slides

Graduate Computer Architecture I

Graduate Computer Architecture I. Lecture 7: Out-of-Order Execution. Review. Exceptional control flow Exceptions - relevant to current process Interrupts - caused by external events Machine checks - Extreme situations

926 views • 70 slides

Chapter 6 The PowerPC 620

Chapter 6 The PowerPC 620. The PowerPC 620. The 620 was the first 64-bit superscalar processor to employ:

724 views • 64 slides

Lecture 5: ILP Continued: Intro to VLIW and Superscalar

Lecture 5: ILP Continued: Intro to VLIW and Superscalar. Prepared by: Professor David A. Patterson Computer Science 252, Fall 1998 Edited, expanded, and presented by : Prof. Kurt Keutzer Computer Science 252, Spring 2000. Review: Three Parts of the Scoreboard.

686 views • 59 slides

1.01k views • 53 slides

Instruction Level Parallelism and Dynamic Execution

Instruction Level Parallelism and Dynamic Execution. Recall from Pipelining Review. Pipeline CPI = Ideal pipeline CPI + Structural Stalls + Data Hazard Stalls + Control Stalls Ideal pipeline CPI : measure of the maximum performance attainable by the implementation

485 views • 40 slides

Dynamic Scheduling

Dynamic Scheduling. The hardware rearranges the instruction execution to reduce the stalls while maintaining data flow and exception behavior. Enables handling some cases when dependences are unknown at compile time. Simplifies the compiler.

1.19k views • 40 slides

Instruction Level Parallelism and Dynamic Execution

Instruction Level Parallelism and Dynamic Execution. Recall from Pipelining Review. Pipeline CPI = Ideal pipeline CPI + Structural Stalls + Data Hazard Stalls + Control Stalls Ideal pipeline CPI : measure of the maximum performance attainable by the implementation

569 views • 40 slides

Ch2. Instruction-Level Parallelism & Its Exploitation 2. Dynamic Scheduling

ECE Department University of Massachusetts Dartmouth 285 Old Westport Rd. North Dartmouth, MA 02747-2300. Ch2. Instruction-Level Parallelism & Its Exploitation 2. Dynamic Scheduling. ECE562/468 Advanced Computer Architecture Prof. Honggang Wang.

505 views • 37 slides

Chapter 2: ILP and Its Exploitation

Chapter 2: ILP and Its Exploitation. Review simple static pipeline ILP Overview Dynamic branch prediction Dynamic scheduling, out-of-order execution Multiple issue (superscalar) Hardware-based speculation ILP limitation Intel P6 microarchitecture. Dynamic Scheduling.

540 views • 37 slides

501 views • 36 slides

ROB Example

520 views • 33 slides

Scoreboarding

Scoreboarding. Vincent H. Berk October 5, 2005 Reading for today: A7, A9-A11, article: Yeager Reading for Friday: A.8, article: Smith&Pleszkun. Scoreboard Implications (hardware ILP). Out-of-order completion ? WAR, WAW hazards? Solutions for WAR

356 views • 25 slides

Envisionware

Envisionware. At the Rochester Hills Public Library Rochester, Michigan Installed in April 2007. About Computing @RHPL. One location: 75 public computers with LPT:One 61 (of those 75) also run PC Reservation 7 different PC areas 3 Reservation stations 2 Print Release stations

436 views • 22 slides

Introduction to SimpleScalar (Based on SimpleScalar Tutorial)

Introduction to SimpleScalar (Based on SimpleScalar Tutorial). CPSC 614 Texas A&M University. Overview. What is an architectural simulator? a tool that reproduces the behavior of a computing device Why we use a simulator? Leverage a faster, more flexible software development cycle

355 views • 20 slides

Reorder Buffer Implementation (Pentium Pro)

Reorder Buffer Implementation (Pentium Pro). Hardware data structures retirement register file (RRF) (~ IBM 360/91 physical registers) physical register file that is the same size as the architectural registers one-to-one relationship reorder buffer (ROB) (~ R10K active list)

377 views • 20 slides

Instruction Fetch Unit Using I-cache

I-cache. I-TLB. Branch Pred. Decoder. Register renaming. Execution units. Instruction Fetch Unit Using I-cache. Trace Cache. Icache I-TLB. Trace Predictor. Branch Predictor. Fill Unit.

278 views • 14 slides