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| <title>Using as: S/390-Dependent</title> |
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| <h3 class="section">9.37 IBM S/390 Dependent Features</h3> |
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| <a name="index-s390-support"></a> |
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| <p>The s390 version of <code>as</code> supports two architectures modes |
| and seven chip levels. The architecture modes are the Enterprise System |
| Architecture (ESA) and the newer z/Architecture mode. The chip levels |
| are g5, g6, z900, z990, z9-109, z9-ec, z10, z196, and zEC12. |
| </p> |
| <table class="menu" border="0" cellspacing="0"> |
| <tr><td align="left" valign="top">• <a href="s390-Options.html#s390-Options" accesskey="1">s390 Options</a>:</td><td> </td><td align="left" valign="top">Command-line Options. |
| </td></tr> |
| <tr><td align="left" valign="top">• <a href="s390-Characters.html#s390-Characters" accesskey="2">s390 Characters</a>:</td><td> </td><td align="left" valign="top">Special Characters. |
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| <tr><td align="left" valign="top">• <a href="s390-Syntax.html#s390-Syntax" accesskey="3">s390 Syntax</a>:</td><td> </td><td align="left" valign="top">Assembler Instruction syntax. |
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| <tr><td align="left" valign="top">• <a href="s390-Directives.html#s390-Directives" accesskey="4">s390 Directives</a>:</td><td> </td><td align="left" valign="top">Assembler Directives. |
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| <tr><td align="left" valign="top">• <a href="s390-Floating-Point.html#s390-Floating-Point" accesskey="5">s390 Floating Point</a>:</td><td> </td><td align="left" valign="top">Floating Point. |
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