usr/src/cmd/pascal/how_pxp

To profile a program do
        pxp -z name.p
after a translation specifying this option to pi and an execution, i.e.:
        pi -z name.p
        px
or
        pix -z name.p
To use pxp to reformat a program you can use the command:
        pxp name.p >newname.p
The complete format for using pxp is
        pxp [ -acdefjntuw_ ] [ -23456789 ] [ -z [ name ... ] ] name.p