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SystemVerilog for Verification

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Presentation on theme: "SystemVerilog for Verification"— Presentation transcript:

1 SystemVerilog for Verification
SV & verification Overview

2 Agenda What is SystemVerilog ? What is Verification ? How To Verify ?
Why SystemVerilog for Verification ? SV Features

3 Consists of What is SystemVerilog ? System Verilog
HDVL (Hardware Description and Verification Language) Unified design, modeling, verification Latest IEEE standard System Verilog Verilog Hardware Design Language (Synthesizable SV) Object Oriented Programming (Classes, OOPs concepts) Domain Specific HVL Vera & e (randomization) Open Vera Assertion Language (Assertion) Consists of

4 What is Verification ? Complete validation of design functionality
Make sure design is bug free by verifying it in all aspects ; all possible scenarios Stimulating DUT (Design under test) with all possible scenarios and comparing its output with golden results module half_adder(s,co,a,b); output s,co; input a,b; xor1 u1(s,a,b); nand1 u2 (co,a,b); endmodule Will this work?? How to make sure design is bug free??

5 How To Verify ? Reference model Comparison LOGIC c Stimulus Generator
B Stimulus Generator Half Adder (DUT) A B

6 Why SystemVerilog for Verification ?
Verilog was initially used for writing testbench. But, writing complex testbenches is much more of a programming task than describing hardware. No need to synthesize testbench. Fact: UVM is replacing SV based verification in industry. Still, UVM = Structured SV. Knowing SV based verification helps understanding UVM based verification, else UVM feels like set of magic macros. UVM = Universal Verification Methodology

7 Next Session SV Features System Verilog Constrained Randomization
Interface OOP support New data types i.e. logic System Verilog Assertions Coverage support program/module block()


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