There are two types.
Positive and Negative edge triggered FF.
If Clock is driven by Positive edge triggered FF . Its Positive edge timing report.
If inverted clock driven by Positive edge triggered FF . Its negative edge timing report.
If Clock is driven by Negative edge triggered FF . Its negative edge timing report.
If inverted clock driven by negative edge triggered FF . Its positive edge timing report.
Now you got totally 4 combinations to analyze the reports.
if its single clock design, you can easily get this by writing simple perl script.
If its multi clock design, by using attributes, you can write simple script in PT/Dc.