overriding

UVM
Concept of UVM Factory
ByThe Art of Verification March 24, 2021July 21, 2026
In short: The UVM factory is a lookup table that decides which class to build when you ask for an object. You register a class once, always build with create() instead of new(), and then you can replace any class with a subclass from the test without editing the code that builds it. That is…
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System Verilog
Constraint Override in System Verilog:
ByThe Art of Verification March 24, 2021July 21, 2026
In short: A constraint override happens when a child class declares a constraint with the same name as one in its parent. The child version replaces the parent version, so the solver uses only the child rule. If instead the child uses a different name, both constraints stay active and must be satisfied together, and…
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