Design compiler reference manual timing and constraints timing 2004 kluwer dc. Designware flex 8000 synthesis example optional view the optimized project with the design analyzer. Chapter 3 actel synopsys coding considerations describes actel synopsys specific hdl coding techniques. Cic training manual logic synthesis with design compiler, july, 2006. This manual describes how to translate constraints in the synopsys design compiler dc or primetime pt script command languages to the ambit buildgates synthesis constraint format. In the dialog box that appears, doubleclick on the directory rtl, and then. Using synopsys design constraints sdc with designer 2 timing constraint commands design constraint command examples are listed in table 2.
Design compiler 1 workshop student guide 10i011ssg0 2007. Chapter 4 synthesis constraints contains descriptions, examples. Timing and area constraints lab 49 synopsys design compiler 1 workshop task 3. Dc explorer enables designers to efficiently perform whatif analyses of various design configurations early in the design cycle to speed the development of high quality rtl and constraints and drive a faster, more convergent design flow. Without it, the compiler will not properly optimize the design but im using quartus for synthesis too what does this critical warning mean. In addition, design constraints also have an impact on how the timing analyzer and the power analyzer influence synthesis, placement, and routing. The output from the translator is suitable for driving buildgates synthesis tools. To take a closer look at the standard cell library you are using for the class, consult the process section of this tutorial. Built upon synopsys design compiler technology and incorporating new adaptive optimization technology, dc fpga provides designers with an industry standard asicstrength solution, the best circuit timing results, and the fastest path to a prototype, through a common asic and fpga flow. For more information, see the design compiler family reference manual. Technical brief using synopsys design constraints sdc.
Chapter 2 actel synopsys design flow illustrates and describes the design flow for creating actel designs using synopsys and designer series software. Rtltogates synthesis using synopsys design compiler 6. In this tutorial, you will learn how to use synopsys design compiler dc to. Synopsys mentor cadence tsmc globalfoundries snps ment cdns.
Cic training manual logic synthesis with design compiler, july, 2006 tsmc 0 18um process 1 8volt sagextm stand cell library databook september 2003 t. Set up xwindows access as you did for the cadence verilog tool to run sdc. In particular, we will concentrate on the synopsys tool called the design compiler. It also provides information on installation and operating requirements. This page summarizes the tips and checklists found inthe pragmatic programmer. Synopsys design compiler reference manual or design analyzer reference manual. Technical brief using synopsys design constraints sdc with. Rtltogates synthesis using synopsys design compiler cs250 tutorial 5 version 092509a september 25, 2009. A synthesis tool takes an rtl hardware description and a standard cell library as. Synthesize a structural 1bit full adder using the synopsys design compiler. Tseng, ares lab 2008 summer training course of design compiler tsmc 0. Analyzer, design compiler, designsphere, designtime, direct rtl, direct silicon.
For basic information about optimization constraints and timing, see the design compiler. In this tutorial, we will be working in logic synthesis portion of the asic flow. Synthesizingadesign recommendedreadingsforindepth understandingofhowtoconstrainand synthesizeadesign. This manual describes the vhdl portion of synopsys fpga compiler ii fpga express, part of the synopsys suite of synthesis tools. Synopsys design compiler to elaborate rtl, set optimization constraints, synthesize to gates, and prepare various area and timing reports. Vhdl is defined by ieee standard 1076 and the united states. Us6836877b1 automatic synthesis script generation for. In this tutorial you will use synopsys design compiler to elaborate the rtl for our example greatest common divisor gcd cicruit, set optimization constraints, synthesize the design to gates, and prepare various area.
The compiler attempts to synthesize and place logic in a manner than meets your constraints. Design compiler optimization reference manual researchgate. Digital logic synthesis and equivalence checking tools tutorial. Epfl cadence soc encounter synthesis placeandroute flow guide synopsys hsim reference manual. Snps today announced that tsmc has certified both the synopsys digital and custom design platforms on tsmcs latest productionready design rule manual drm for its industryleading 5nanometer nm finfet process technology. This course covers sdc timing constraints for synthesis, focused on setup timing, applicable to design compiler, design compiler nxt or fusion compiler. Compilation with the synopsys design compiler and fpga compiler is available only on sun sparcstations running solaris 2. In this video tutorial, synopsys design constraint file. Design engineers provide hdl descriptions and various constraints and bounds on the design to synthesis tools. Synopsys mentor cadence tsmc globalfoundries snps ment. Using synopsys design constraints sdc with designer.
Design compiler uses these constraints for example, low power, small area, highspeed, or minimal costto direct the optimization of a design to meet area and timing goals. Fpga compiler ii fpga express reads an rtl vhdl model of a discrete electronic system and synthesizes this description into a gatelevel netlist. Constraints optimization environment, tetramax, the synplicity logo, umrbus, vcs, vera, and. The design compiler is the core synthesis engine of synopsys synthesis product family. A synopsys design constraints file is required by the timequest timing analyzer to get proper timing constraints. In contrast, dc fpgas compatibility with design compiler enables the integration of the asic and fpga design environments.
A method of generating synthesis scripts to synthesize integrated circuit ic designs described in a generic netlist into a gatelevel description includes the steps of identifying hardware elements in a generic netlist, determining key pins for each of the identified hardware elements, extracting design structure and hierarchy from the generic netlist, generating script to cause a logic. Mar 02, 2021 using synopsys design compiler for synthesis. It also generates an early netlist that can be used to begin physical exploration in ic compiler. For more information about the pragmatic programmers llc, source code for the examples, uptodate pointers to web. Synopsys delivers new fpga synthesis solution to solve the. Ensures that constraints are correct and consistent throughout the design flow, early at rtl can save weeks or months of manual creation and verification effort supports full tclbased sdc, compliant with design compiler and primetime flags redundant and overspecified constraints. Creating the netlist and script file fpga compiler before you create the netlist or the constraints file, you must flatten any hierarchy in your design. Contents contents 1viivii ic compiler ii implementation user guide version l2016. Sep 12, 2010 synopsys design compiler design compiler takes an rtl hardware description, timing constraints, and a standard cell library as input and produces a gatelevel netlist as output. Design compiler reference manual timing and constraints.
Synopsys, design compiler, vhdl compiler, hdl compiler, and library. Rtltogates synthesis using synopsys design compiler. Digital logic synthesis and equivalence checking tools. Contents contents 1vv design compiler user guide version d2010. Tseng, ares lab 2008 summer training course of design compiler. You will also learn how to read the various dc text reports and how to use the graphical synopsys design vision tool to visualize the synthesized design. Synopsys revealed custom compiler, a fresh approach to custom design that employs visuallyassisted automation technologies to speed up common design tasks, reduce iterations and enable reuse at the snug silicon valley event. Read the design into dc memory design compiler can read vhdl, verilog, as well as systemverilog rtl files. Synopsys design compiler synthesis lecture 20 youtube.
This string hopefully finds all the training searches to. Jun 01, 2016 as mentioned previously, on march 30th silicon valley was buzzing with excitement. Introduction to synopsys synthesis before we take a closer look at specific synthesis constraints, lets define some synopsys design compiler terminology and commands that well need for future lectures, the assignmentslabs, and ultimately for synthesizing our design project. File save info design setup the save design setup dialog box appears. Specification rtl coding and simulation logic synthesis optimization gate level simulation static timing analysis place and route static timing analysis preliminary netlist handoff in this tutorial, we will be working in logic synthesis portion of the asic flow.
In this step, the analyzed and elaborated design will be mapped to the available standard cells with appropriate sizes to meet your constraints. Fpga compiler ii fpga express vhdl reference manual. To write your design s constraints as a synopsys script file, select the design setup function. Why sdc file is required, when it needs and how to gener. User guide and synopsys timing constraints and optimization user.
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