'Reorder buffer' diaporamas de présentation

18-447: Computer Architecture Lecture 13: Out-of-Order Execution

18-447: Computer Architecture Lecture 13: Out-of-Order Execution. Prof. Onur Mutlu Carnegie Mellon University Spring 2012, 2/29/2012. Reminder: Homeworks. Homework 4 Out today Due March 19 Strongly recommended to complete in preparation for the exam. Reminder: Lab Assignments.

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John Kubiatowicz Electrical Engineering and Computer Sciences University of California, Berkeley

CS252 Graduate Computer Architecture Lecture 8 Explicit Renaming Precise Interrupts February 13 th , 2010. John Kubiatowicz Electrical Engineering and Computer Sciences University of California, Berkeley http://www.eecs.berkeley.edu/~kubitron/cs252. FP Mult. FP Mult. FP Divide. FP Add.

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CS252 Graduate Computer Architecture Lecture 7 Reorder Buffers and Explicit Register Renaming

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Overcoming Control Hazards with Dynamic Scheduling & Speculation

Overcoming Control Hazards with Dynamic Scheduling & Speculation. Speculation to greater ILP. Greater ILP: Overcome control dependence by hardware speculating on outcome of branches and executing program as if guesses were correct

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CS252 Graduate Computer Architecture Lecture 7 Reorder Buffers and Explicit Register Renaming

CS252 Graduate Computer Architecture Lecture 7 Reorder Buffers and Explicit Register Renaming. September 22, 2000 Prof. John Kubiatowicz. Reorder Buffer. FP Op Queue. FP Regs. Res Stations. Res Stations. FP Adder. FP Adder. HW support for precise interrupts.

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CSE 420 Computer Architecture Chapter 2 - DS-Speculation

CSE 420 Computer Architecture Chapter 2 - DS-Speculation. Sandeep K. S. Gupta School of Computing and Informatics Arizona State University. Based on Slides by David Patterson, Dave Culler, A. Lebeck. Outline. Tumasulo Review Speculation Speculative Tomasulo Example.

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Simultaneous Multithreading (SMT)

Simultaneous Multithreading (SMT). An evolutionary processor architecture originally introduced in 1995 by Dean Tullsen at the University of Washington that aims at reducing resource waste in wide issue processors ( superscalars ).

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EECS 470 Lecture 7 Branches: Address prediction and recovery (And interrupt recovery too.)

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September 20, 2000 Prof. John Kubiatowicz

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Larry Wittie Computer Science, StonyBrook University cs.sunysb/~cse502 and ~lw

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Instruction Level Parallelism

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CS136, Advanced Architecture

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Decoupled Pipelines: Rationale, Analysis, and Evaluation

Decoupled Pipelines: Rationale, Analysis, and Evaluation. Frederick A. Koopmans, Sanjay J. Patel Department of Computer Engineering University of Illinois at Urbana-Champaign. Outline. Introduction & Motivation Background DSEP Design Average Case Optimizations Experimental Results.

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BranchTap Improving Performance With Very Few Checkpoints Through Adaptive Speculation Control

BranchTap Improving Performance With Very Few Checkpoints Through Adaptive Speculation Control. Patrick Akl and Andreas Moshovos AENAO Research Group Department of Electrical and Computer Engineering University of Toronto. What Happens on a Branch Misprediction?. Execution Timeline.

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COMP4211 05s1 Seminar 4: Branch Prediction

COMP4211 05s1 Seminar 4: Branch Prediction. Slides due to David A. Patterson, 2001. Review Tomasulo. Reservations stations: implicit register renaming to larger set of registers + buffering source operands Prevents registers as bottleneck Avoids WAR, WAW hazards of Scoreboard

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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.

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EECS 470

EECS 470. ILP and Exceptions Lecture 7 Coverage: Chapter 3. Optimizing CPU Performance. Golden Rule: t CPU = N inst *CPI*t CLK Given this, what are our options Reduce the number of instructions executed Reduce the cycles to execute an instruction Reduce the clock period

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Traditional Processor Design

Nicolas Tjioe CSE 520 Wednesday 11/12/2008 Hyper-Threading in NetBurst Microarchitecture David Koufaty Deborah T. Marr Intel Published by the IEEE Computer Society Volume 23, Issue 2, March-April 2003 Page(s):56 - 65. Traditional Processor Design. Higher Clock Speed

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