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Lab 9of 60

  1. SystemVerilog RTL Foundations6

  2. Strong Typing & Data Modeling6

  3. Parameters, Packages & Reuse5

  4. Interfaces & Modports5

  5. Assertions & Temporal Reasoning7

  6. Testbench Architecture5

  7. OOP Verification Foundations6

  8. Concurrency & Communication5

  9. Constrained Random6

  10. Functional Coverage5

  11. Integrated Verification Projects4

Strong Typing & Data ModelingPublished

Unpacked Structs & Unions

Model a descriptor whose payload is interpreted two different ways, then use a packed union to overlay both views and test that writing one really does change the other.

Intermediate~40 minSelf-checking testbench1 challenge
Concepts covered
  • Unpacked struct
  • Packed union
  • Type overlay
This lab is part of SystemVerilog Labs

Unlock the complete lab — language semantics, hardware meaning, complete SystemVerilog source, a self-checking testbench, compiler-diagnostic evidence, debugging walkthroughs and challenges — with the SystemVerilog Labs package.

  • Language semantics & hardware meaning
  • Complete, runnable SystemVerilog
  • Self-checking testbench
  • Compiler-diagnostic evidence
  • Debugging walkthroughs
  • 1 progressive challenge
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