ashed to clean the stack
           ;or use that reserved space to store a DWORD value from the FPU
           ;for retrieval into one of the CPU registers or even into memory</pre>


<BR><FONT SIZE="+1"><A NAME="fisubr"></A><B>FISUBR</B></FONT> (Reverse subtraction of ST(0) from an integer located in memory)

<pre>Syntax:    <B>fisubr <EM>Src</EM></B>

Exception flags: Stack Fault, Invalid operation, Denormalized value,
                 Overflow, Precision</pre>

This instruction performs a signed subtract