Page 12 - ARM 64 Bit Assembly Language

List of figures

Fig. 1.1 Simplified representation of a computer system. 1
Fig. 1.2 Stages of a typical compilation sequence. 3
Fig. 1.3 Tables used for converting between binary, octal, and hexadecimal. 12
Fig. 1.4 Four different representations for binary integers. 14
Fig. 1.5 Complement tables for base ten and base two. 16
Fig. 1.6 A section of memory can be viewed in different ways. 28
Fig. 1.7 Typical memory layout for a program with a 32-bit address space. 29
Fig. 2.1 Equivalent static variable declarations in Assembly and C. 40
Fig. 3.1 A simplified view of the AArch64 architecture. 54
Fig. 3.2 AArch64 general purpose registers (R0-R30) and special registers. 55
Fig. 3.3 Fields in the PSTATE register. 56
Fig. 5.1 AArch64 User Program Registers. 128
Fig. 6.1 Binary tree of word frequencies. 168
Fig. 6.2 Binary tree of word frequencies with index added. 174
Fig. 6.3 Binary tree of word frequencies with sorted index. 175
Fig. 7.1 In signed 8-bit math, 11011001 2 is −39 10 . 194
Fig. 7.2 In unsigned 8-bit math, 11011001 2 is 217 10 . 195
Fig. 7.3 Multiplication of large numbers. 197
Fig. 7.4 Longhand division in decimal and binary. 198
Fig. 7.5 Flowchart for binary division. 199
Fig. 8.1 Examples of fixed point signed arithmetic. 253
Fig. 9.1 AArch64 Integer (left) and FP/NEON (right) User Program Registers. 294
Fig. 9.2 With the FP/NEON instructions, parts of register Vn can be accessed by using
different views. Each view has a unique name. 295
Fig. 9.3 Bits in the FPCR. 296
Fig. 9.4 Bits in the FPSR. 298
Fig. 10.1 All of the possible views for register Vn. Valid names depend on which instruction is
being used. 324
Fig. 10.2 Pixel data interleaved in thee doubleword registers. 327
Fig. 10.3 Pixel data de-interleaved in thee doubleword registers. 327
Fig. 10.4 Examples of the trn instruction. 338
Fig. 10.5 Transpose of a 3 × 3 matrix. 339
Fig. 10.6 Example of zip1 v1.8h,v5.8h,v6.8h.The zip2 instruction does the same thing,
but uses the odd elements of the source registers, rather than the even elements. 339
Fig. 10.7 Effects of sli v4.2d,v9.2d,#6. 378

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