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<H2><A NAME="SECTION005614000000000000000">
4.6.14 Function return values</A>
</H2>

<P>
Return values from functions are placed to the appropriate registers
following a modified Microchip policy optimized for SDCC. The following
table shows these registers:

<P>
<DIV ALIGN="CENTER">
<TABLE CELLPADDING=3 BORDER="1">
<TR><TD ALIGN="CENTER">size</TD>
<TD ALIGN="CENTER">destination register</TD>
</TR>
<TR><TD ALIGN="CENTER">8 bits</TD>
<TD ALIGN="CENTER">WREG</TD>
</TR>
<TR><TD ALIGN="CENTER">16 bits</TD>
<TD ALIGN="CENTER">PRODL:WREG</TD>
</TR>
<TR><TD ALIGN="CENTER">24 bits</TD>
<TD ALIGN="CENTER">PRODH:PRODL:WREG</TD>
</TR>
<TR><TD ALIGN="CENTER">32 bits</TD>
<TD ALIGN="CENTER">FSR0L:PRODH:PRODL:WREG</TD>
</TR>
<TR><TD ALIGN="CENTER">&gt;32 bits</TD>
<TD ALIGN="CENTER">on stack, FSR0 points to the beginning</TD>
</TR>
</TABLE>
</DIV>
<P>
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</DIV>

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2011-03-20
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