32/64-bit 80x86 Assembly Language Architecture trying to break through that complexity by providing an understanding step-by-step programming 80x86 Intel and AMD processors in assembly language. This book explains the 32-bit and 64-bit 80x86 assembly language programming inclusive (single instruction multiple data) instruction SIMD processor 80x86 superset that brings into the world of supercomputers, providing insight into the FPU (floating-point unit) chips in each Pentium processor, and offers strategies to optimize the code.