.FPO
The .FPO directive controls the emission of debug records to the .debug$F segment or section.
FPO (cdwLocals, cdwParams, cbProlog, cbRegs, fUseBP, cbFrame)
Parameters
cdwLocals
Number of local variables, an unsigned 32 bit value.cdwParams
Size of the parameters in DWORDS, an unsigned 16 bit value.cbProlog
Number of bytes in the function prolog code, an unsigned 8 bit value.cbRegs
Number registers saved.fUseBP
Indicates whether the EBP register has been allocated. either 0 or 1.cbFrame
Indicates the frame type. See FPO_DATA for more information.