Does Design use the clock rising edge only?

[nicolas_pellissier]

Hello,

Do you know how to check if only clock rising edge is used in a design ?

Answer1 : with linter like spyglass, designchecker..
Answer2 : design_compiler command report_timing -falling

...

?

BR
Nicolas

 

[sharath666]

You will not find any design which uses both edges of the clock. It is not a good design practice. It will use either the rising edge or the falling edge of the clock. Only highly complex blocks for e.g. DDR PHY might use both edges of the clock.
You can use DC to find the triggering edge.....