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<big><font face="黑体">INTEL 体系结构<br>MMX™ 技术程序员参考手册</font></big><br>
<small><FONT FACE="Arial"><b>Intel Architecture MMX™ Technology Programmer's Reference Manual</b></font></small><br><br>
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<h3><b>TABLE OF CONTENTS</b></h3>
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<tr><td colspan=3><b><a href="mmx_chp1.htm" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm">CHAPTER 1<br>INTRODUCTION TO THE INTEL ARCHITECTURE MMX™ TECHNOLOGY</a></b></td></tr>
<tr><td>1.1.</td><td><a href="mmx_chp1.htm#1.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm#1.1">ABOUT THE INTEL ARCHITECTURE MMX™ TECHNOLOGY</a></td><td>1-1</td></tr>
<tr><td>1.1.1.</td><td> <a href="mmx_chp1.htm#1.1.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm#1.1.1">Single Instruction, Multiple Data (SIMD) Technique</a></td><td>1-1</td></tr>
<tr><td>1.1.2.</td><td> <a href="mmx_chp1.htm#1.1.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm#1.1.2">Performance Improvement</a></td><td>1-2</td></tr>
<tr><td>1.2.</td><td><a href="mmx_chp1.htm#1.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm#1.2">ABOUT THIS MANUAL</a></td><td>1-2</td></tr>
<tr><td>1.3.</td><td><a href="mmx_chp1.htm#1.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp1.htm#1.3">RELATED DOCUMENTATION</a></td><td>1-3</td></tr>
<tr><td colspan=3 ALIGN=CENTER> </td></tr>
<tr><td colspan=3><b><a href="mmx_chp2.htm" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm">CHAPTER 2<br>INTEL ARCHITECTURE MMX TECHNOLOGY FEATURES</a></b><td><tr>
<tr><td>2.1.</td><td><a href="mmx_chp2.htm#2.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.1">NEW FEATURES</a></td><td>2-1</td></tr>
<tr><td>2.2.</td><td><a href="mmx_chp2.htm#2.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.2">NEW DATA TYPES</a></td><td>2-1</td></tr>
<tr><td>2.3.</td><td><a href="mmx_chp2.htm#2.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.3">MMX Technology REGISTERS</a></td><td>2-2</td></tr>
<tr><td>2.4.</td><td><a href="mmx_chp2.htm#2.4" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4">EXTENDED INSTRUCTION SETv</a></td><td>2-3</td></tr>
<tr><td>2.4.1.</td><td> <a href="mmx_chp2.htm#2.4.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.1">Packed Data</a></td><td>2-3</td></tr>
<tr><td>2.4.2.</td><td> <a href="mmx_chp2.htm#2.4.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.2">Saturation Arithmetic Vs. Wrap Around</a></td><td>2-4</td></tr>
<tr><td>2.4.3.</td><td> <a href="mmx_chp2.htm#2.4.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3">Instruction Group Overview</a></td><td>2-5</td></tr>
<tr><td>2.4.3.1.</td><td> <a href="mmx_chp2.htm#2.4.3.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.1">ARITHMETIC INSTRUCTIONS</a></td><td>2-5</td></tr>
<tr><td>2.4.3.2.</td><td> <a href="mmx_chp2.htm#2.4.3.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.2">COMPARISON INSTRUCTIONS</a></td><td>2-6</td></tr>
<tr><td>2.4.3.3.</td><td> <a href="mmx_chp2.htm#2.4.3.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.3">CONVERSION INSTRUCTIONS</a></td><td>2-6</td></tr>
<tr><td>2.4.3.4.</td><td> <a href="mmx_chp2.htm#2.4.3.4" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.4">LOGICAL INSTRUCTIONS</a></td><td>2-6</td></tr>
<tr><td>2.4.3.5.</td><td> <a href="mmx_chp2.htm#2.4.3.5" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.5">SHIFT INSTRUCTIONS</a></td><td>2-7</td></tr>
<tr><td>2.4.3.6.</td><td> <a href="mmx_chp2.htm#2.4.3.6" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.6">DATA TRANSFER INSTRUCTIONS</a></td><td>2-7</td></tr>
<tr><td>2.4.3.7.</td><td> <a href="mmx_chp2.htm#2.4.3.7" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.3.7">EMMS (EMPTY MMX TECHNOLOGY STATE) INSTRUCTION</a></td><td>2-7</td></tr>
<tr><td>2.4.4.</td><td> <a href="mmx_chp2.htm#2.4.4" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.4.4">Instruction Operand</a></td><td>2-7</td></tr>
<tr><td>2.5.</td><td><a href="mmx_chp2.htm#2.5" tppabs="http://freemind.163.net/database/mmx/mmx_chp2.htm#2.5">COMPATIBILITY</a></td><td>2-8</td></tr>
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<tr><td colspan=3><b><a href="mmx_chp3.htm" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm">CHAPTER 3<br>APPLICATION PROGRAMMING MODEL</a></b><td><tr>
<tr><td>3.1.</td><td><a href="mmx_chp3.htm#3.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.1">DATA FORMATS</a></td><td>3-1</td></tr>
<tr><td>3.1.1.</td><td> <a href="mmx_chp3.htm#3.1.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.1.1">Memory Data Formats</a></td><td>3-1</td></tr>
<tr><td>3.1.2.</td><td> <a href="mmx_chp3.htm#3.1.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.1.2">IA MMX Technology Register Data Formats</a></td><td>3-2</td></tr>
<tr><td>3.1.3.</td><td> <a href="mmx_chp3.htm#3.1.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.1.3">IA MMX Technology Instructions and the Floating-Point Tag Word</a></td><td>3-2</td></tr>
<tr><td>3.2.</td><td><a href="mmx_chp3.htm#3.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.2">PREFIXES</a></td><td>3-3</td></tr>
<tr><td>3.3.</td><td><a href="mmx_chp3.htm#3.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3">WRITING APPLICATIONS WITH IA MMX TECHNOLOGY CODE</a></td><td>3-3</td></tr>
<tr><td>3.3.1.</td><td> <a href="mmx_chp3.htm#3.3.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.1">Detecting IA MMX Technology Existence Using the CPUID Instruction</a></td><td>3-3</td></tr>
<tr><td>3.3.2.</td><td> <a href="mmx_chp3.htm#3.3.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.2">The EMMS Instruction</a></td><td>3-4</td></tr>
<tr><td>3.3.3.</td><td> <a href="mmx_chp3.htm#3.3.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.3">Interfacing with IA MMX Technology Procedures and Functions</a></td><td>3-5</td></tr>
<tr><td>3.3.4.</td><td> <a href="mmx_chp3.htm#3.3.4" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.4">Writing Code with IA MMX Technology and Floating-Point Instructions</a></td><td>3-5</td></tr>
<tr><td>3.3.4.1.</td><td> <a href="mmx_chp3.htm#3.3.4.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.4.1">RECOMMENDATIONS AND GUIDELINES</a></td><td>3-6</td></tr>
<tr><td>3.3.5.</td><td> <a href="mmx_chp3.htm#3.3.5" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.5">Multitasking Operating System Environment</a></td><td>3-7</td></tr>
<tr><td>3.3.5.1.</td><td> <a href="mmx_chp3.htm#3.3.5.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.5.1">COOPERATIVE MULTITASKING OPERATING SYSTEM</a></td><td>3-7</td></tr>
<tr><td>3.3.5.2.</td><td> <a href="mmx_chp3.htm#3.3.5.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.5.2">PREEMPTIVE MULTITASKING OPERATING SYSTEM</a></td><td>3-7</td></tr>
<tr><td>3.3.6.</td><td> <a href="mmx_chp3.htm#3.3.6" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.6">Exception Handling in IA MMX Technology Application Code</a></td><td>3-8</td></tr>
<tr><td>3.3.7.</td><td> <a href="mmx_chp3.htm#3.3.7" tppabs="http://freemind.163.net/database/mmx/mmx_chp3.htm#3.3.7">Register Mapping</a></td><td>3-8</td></tr>
<tr><td colspan=3 ALIGN=CENTER> </td></tr>
<tr><td colspan=3><b><a href="mmx_chp4.htm" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm">CHAPTER 4<br>SYSTEM PROGRAMMING MODEL</a></b><td><tr>
<tr><td>4.1.</td><td><a href="mmx_chp4.htm#4.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.1">CONTEXT SWITCHING</td><td>4-1</td></tr>
<tr><td>4.1.1.</td><td> <a href="mmx_chp4.htm#4.1.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.1.1">Cooperative Multitasking Operating System</a></td><td>4-1</td></tr>
<tr><td>4.1.2.</td><td> <a href="mmx_chp4.htm#4.1.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.1.2">Preemptive Multitasking Operating System</a></td><td>4-1</td></tr>
<tr><td>4.2.</td><td><a href="mmx_chp4.htm#4.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.2">EXCEPTIONS</a></td><td>4-3</td></tr>
<tr><td>4.3.</td><td><a href="mmx_chp4.htm#4.3" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.3">COMPATIBILITY WITH EXISTING SOFTWARE ENVIRONMENTS</a></td><td>4-4</td></tr>
<tr><td>4.3.1.</td><td> <a href="mmx_chp4.htm#4.3.1" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.3.1">Register Aliasing</a></td><td>4-4</td></tr>
<tr><td>4.3.2.</td><td> <a href="mmx_chp4.htm#4.3.2" tppabs="http://freemind.163.net/database/mmx/mmx_chp4.htm#4.3.2">The Effect of Floating-Point and MMX Technology Instructions on the Floating-Point Tag Word</a></td><td>4-7</td></tr>
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