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<title>6.4 Integer stack evaluation</title>

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<h2>
  <a name="1204640"> </a><font color="#003366"  face="Verdana, Arial, Helvetica, sans-serif">6.4 	 Integer stack evaluation</font>
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  <a name="1204641"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">Integer expression evaluation and address calculation is performed using the integer stack. For example, the evaluation of operators with two integer operands is performed by instructions that operate on the values of <span class=Signal>Areg</span> and <span class=Signal>Breg</span>. The result is left in <span class=Signal>Areg</span>, and <span class=Signal>Creg</span> is popped into <span class=Signal>Breg</span> leaving <span class=Signal>Creg</span> undefined. </font>
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  <a name="1204642"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">A compiler loads a constant expression <strong>C</strong> using:</font>
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  <a name="1204643"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif"><strong>ldc C</strong> </font>
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<p>
  <a name="1204646"> </a><font size=2  face="Verdana, Arial, Helvetica, sans-serif">(or by loading from a constant table, see <a href="seq_ops5.htm#1204993"><font  color="#0000ff" face="Verdana, Arial, Helvetica, sans-serif"><i>Section

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