Chapter 1 introduces the Armv8 computing architecture and the AArch32 execution state as viewed from the perspective of an application program. It begins with a brief overview of the Armv8 computing architecture, which provides a frame of reference for subsequent content. This is followed by a review of fundamental, numerical, and single-instruction multiple-data (SIMD) data types. Programming details of the AArch32 execution state are examined next and include descriptions of the general-purpose registers, condition flags, instruction operands, and memory addressing modes. ...
1. Armv8-32 Architecture
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