PPT-1 Lecture 19: Pipelining

Todays topics Hazards and instruction scheduling Branch prediction Outoforder execution 2 Problem 0 add 1 2 3 add 5 1 4 Without bypassing add 1 2 3 IF DR AL DM RW. 30pm 730pm 730pm 730pm Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause Inventing and Reinventing the C lassical Concert Hold Your Applause I Efficient Pipelining of Nested Loops:Unroll-and-SquashDarin S. PetkovSubmitted to the Department of Electrical Engineering and Computer Scienceon December 20, 2000, in partial fulfillment ofthe requir Lecture . 21. Pipelining. Review. Questions. ?. Homework 3 on Wed.. JVM . vs. Assembly Similarities / . Differences. Outline. Pipelining. Motivation. Fits with execution model. Examples. CISC Vs. RISC. Touching from a . Distance. In a nutshell …. Web . page fingerprinting attack . Dodges . defences. such . as. HTTPOS. Randomized . pipelining over Tor . . A. d . hoc . defenses unsuccessful. RECOGNIZING WEB PAGES. Arvind . Computer Science & Artificial Intelligence Lab. Massachusetts Institute of Technology. February 22, 2012. L05-. 1. http://csg.csail.mit.edu/6.S078. Combinational IFFT:. Suppose we want to reduce the area of the circuit. Two forms of pipelining. Instruction unit. overlap fetch-execute cycle so that multiple instructions are being processed at the same time, each instruction in a different portion of the fetch-execute cycle. Mohammad . Sharifkhani. Motivation. All efficient low-power techniques that has been introduced depends on:. Technology enhancement. Specific Standard Cell Library. Analog Design Support. This means. Sewell*. , Trevor Mudge*, Steven K. Reinhardt*. †. *Advanced Computer Architecture . Labaratory. (ACAL). University of Michigan, Ann Arbor. †. Advanced Micro Devices (AMD). e. X. treme. . V. irtual . (& Hacking Graduate School). Presented by : Kevin Dick. LECTURE WEBPAGE. http://bioinf.sce.carleton.ca/PythonPipelining. /. Presentation Outline. 30 Minutes ::. Setup the Environment. Brief . introduction to Python. Lecture 6: Superscalar Decode and Other . Pipelining. RISC ISA Format. This should be review…. Fixed-length. MIPS all insts are 32-bits/4 bytes. Few formats. MIPS has 3: R-, I-, J- formats. Alpha has 5: Operate, Op w/ Imm, Mem, Branch, FP. VECTOR. . PROCESSING. PIPELINING. . AND. . VECTOR. . PROCESSING. Parallel. . Processing. Pipelining. Arithmetic. . Pipeline. Instruction. . Pipeline. RISC. . Pipeline. Vector. . Processing. Array. and Control. Pipelined . datapath. As with the single-cycle and multi-cycle implementations, we will start by looking at the . datapath. for pipelining. . We already know that pipelining involves breaking up instructions into five stages:. BNEZ R1,LOOP. 5 . cycles per iteration. and per element. V-2: . 4-times unrolling. . 1 L.D F0,0(R1). 2 ADD.D F4,F0,F2. 3 S.D 0(R1),F4 . . . 4 L.D F0,-8(R1). 5 ADD.D F4,F0,F2. 6 S.D -8(R1),F4 . Hazards and More. Lecture 2 – . Winter 2014. Slides developed in part by Profs. Austin, . Brehob. , . Falsafi. , . Hill, Hoe, . Lipasti. , . Martin, Roth, . Shen. , Smith, . Sohi. , Tyson, . Vijaykumar.