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8.12 80386 Dependent Features

The i386 version as 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.

8.12.1 Options  
8.12.2 AT&T Syntax versus Intel Syntax  
8.12.3 Instruction Naming  
8.12.4 Register Naming  
8.12.5 Instruction Prefixes  
8.12.6 Memory References  
8.12.7 Handling of Jump Instructions  
8.12.8 Floating Point  
8.12.9 Intel's MMX and AMD's 3DNow! SIMD Operations  
8.12.10 Writing 16-bit Code  
8.12.12 Specifying CPU Architecture  Specifying an x86 CPU architecture
8.12.11 AT&T Syntax bugs  
8.12.13 Notes  


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