ARM Architecture Reference Manual ARMv7-A and ARMv7-R edition

Chapter A2
Application Level Programmers’ Model
This chapter gives an application level view of the ARM programmers’ model. It contains the following
sections:
About the Application level programmers’ model on page A2-2
ARM core data types and arithmetic on page A2-3
ARM core registers on page A2-11
The Application Program Status Register (APSR) on page A2-14
Execution state registers on page A2-15
Advanced SIMD and VFP extensions on page A2-20
Floating-point data types and arithmetic on page A2-32
Polynomial arithmetic over {0,1} on page A2-67
Coprocessor support on page A2-68
Execution environment support on page A2-69
Exceptions, debug events and checks on page A2-81.
ARM DDI 0406B Copyright © 1996-1998, 2000, 2004-2008 ARM Limited. All rights reserved. A2-1