x86 Assembly Language Reference Manual

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Updated: December 2014

3.18 SSE2 Instructions

SSE2 instructions are an extension of the SIMD execution model introduced with the MMX technology and the SSE extensions. SSE2 instructions are divided into four subgroups:

  • Packed and scalar double-precision floating-point instructions

  • Packed single-precision floating-point conversion instructions

  • 128–bit SIMD integer instructions

  • Instructions that provide cache control and instruction ordering functionality