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| <h3 class="section">9.13 80386 Dependent Features</h3> |
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| <p><a name="index-i386-support-841"></a><a name="index-i80386-support-842"></a><a name="index-x86_002d64-support-843"></a> |
| The i386 version <code>as</code> supports both the original Intel 386 |
| architecture in both 16 and 32-bit mode as well as AMD x86-64 architecture |
| extending the Intel architecture to 64-bits. |
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| <ul class="menu"> |
| <li><a accesskey="1" href="i386_002dOptions.html#i386_002dOptions">i386-Options</a>: Options |
| <li><a accesskey="2" href="i386_002dDirectives.html#i386_002dDirectives">i386-Directives</a>: X86 specific directives |
| <li><a accesskey="3" href="i386_002dSyntax.html#i386_002dSyntax">i386-Syntax</a>: AT&T Syntax versus Intel Syntax |
| <li><a accesskey="4" href="i386_002dMnemonics.html#i386_002dMnemonics">i386-Mnemonics</a>: Instruction Naming |
| <li><a accesskey="5" href="i386_002dRegs.html#i386_002dRegs">i386-Regs</a>: Register Naming |
| <li><a accesskey="6" href="i386_002dPrefixes.html#i386_002dPrefixes">i386-Prefixes</a>: Instruction Prefixes |
| <li><a accesskey="7" href="i386_002dMemory.html#i386_002dMemory">i386-Memory</a>: Memory References |
| <li><a accesskey="8" href="i386_002dJumps.html#i386_002dJumps">i386-Jumps</a>: Handling of Jump Instructions |
| <li><a accesskey="9" href="i386_002dFloat.html#i386_002dFloat">i386-Float</a>: Floating Point |
| <li><a href="i386_002dSIMD.html#i386_002dSIMD">i386-SIMD</a>: Intel's MMX and AMD's 3DNow! SIMD Operations |
| <li><a href="i386_002dLWP.html#i386_002dLWP">i386-LWP</a>: AMD's Lightweight Profiling Instructions |
| <li><a href="i386_002d16bit.html#i386_002d16bit">i386-16bit</a>: Writing 16-bit Code |
| <li><a href="i386_002dArch.html#i386_002dArch">i386-Arch</a>: Specifying an x86 CPU architecture |
| <li><a href="i386_002dBugs.html#i386_002dBugs">i386-Bugs</a>: AT&T Syntax bugs |
| <li><a href="i386_002dNotes.html#i386_002dNotes">i386-Notes</a>: Notes |
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