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Using NEON Support float32x4_t vcombine_f32(float32x2_t low, float32x2_t high); // VMOV d0,d0 uint8x16_t vcombine_u8(uint8x8_t low, uint8x8_t high); // VMOV d0,d0 uint16x8_t vcombine_u16(uint16x4_t low, uint16x4_t high); // VMOV d0,d0 uint32x4_t vcombine_u32(uint32x2_t low, uint32x2_t high); // VMOV d0,d0 uint64x2_t vcombine_u64(uint64x1_t low, uint64x1_t high); // VMOV d0,d0 poly8x16_t vcombine_p8(poly8x8_t low, poly8x8_t high); // VMOV d0,d0 poly16x8_t vcombine_p16(poly16x4_t low, poly16x4_t high); // VMOV d0,d0 E.3.21 Splitting vectors These intrinsics split a 128 bit vector into 2 component 64 bit vectors int8x8_t vget_high_s8(int8x16_t a); // VMOV d0,d0 int16x4_t vget_high_s16(int16x8_t a); // VMOV d0,d0 int32x2_t vget_high_s32(int32x4_t a); // VMOV d0,d0 int64x1_t vget_high_s64(int64x2_t a); // VMOV d0,d0 float16x4_t vget_high_f16(float16x8_t a); // VMOV d0,d0 float32x2_t vget_high_f32(float32x4_t a); // VMOV d0,d0 uint8x8_t vget_high_u8(uint8x16_t a); // VMOV d0,d0 uint16x4_t vget_high_u16(uint16x8_t a); // VMOV d0,d0 uint32x2_t vget_high_u32(uint32x4_t a); // VMOV d0,d0 uint64x1_t vget_high_u64(uint64x2_t a); // VMOV d0,d0 poly8x8_t vget_high_p8(poly8x16_t a); // VMOV d0,d0 poly16x4_t vget_high_p16(poly16x8_t a); // VMOV d0,d0 int8x8_t vget_low_s8(int8x16_t a); // VMOV d0,d0 int16x4_t vget_low_s16(int16x8_t a); // VMOV d0,d0 int32x2_t vget_low_s32(int32x4_t a); // VMOV d0,d0 int64x1_t vget_low_s64(int64x2_t a); // VMOV d0,d0 float16x4_t vget_low_f16(float16x8_t a); // VMOV d0,d0 float32x2_t vget_low_f32(float32x4_t a); // VMOV d0,d0 uint8x8_t vget_low_u8(uint8x16_t a); // VMOV d0,d0 uint16x4_t vget_low_u16(uint16x8_t a); // VMOV d0,d0 uint32x2_t vget_low_u32(uint32x4_t a); // VMOV d0,d0 uint64x1_t vget_low_u64(uint64x2_t a); // VMOV d0,d0 poly8x8_t vget_low_p8(poly8x16_t a); // VMOV d0,d0 poly16x4_t vget_low_p16(poly16x8_t a); // VMOV d0,d0 E.3.22 Converting vectors These intrinsics are used to convert vectors. Convert from float int32x2_t vcvt_s32_f32(float32x2_t a); // VCVT.S32.F32 d0, d0 uint32x2_t vcvt_u32_f32(float32x2_t a); // VCVT.U32.F32 d0, d0 int32x4_t vcvtq_s32_f32(float32x4_t a); // VCVT.S32.F32 q0, q0 uint32x4_t vcvtq_u32_f32(float32x4_t a); // VCVT.U32.F32 q0, q0 int32x2_t vcvt_n_s32_f32(float32x2_t a, __constrange(1,32) int b); // VCVT.S32.F32 d0, d0, #32 E-46 Copyright © 2007-2010 ARM. All rights reserved. ARM DUI 0348C Non-Confidential, ID101213
Using NEON Support uint32x2_t vcvt_n_u32_f32(float32x2_t a, __constrange(1,32) int b); // VCVT.U32.F32 d0, d0, #32 int32x4_t vcvtq_n_s32_f32(float32x4_t a, __constrange(1,32) int b); // VCVT.S32.F32 q0, q0, #32 uint32x4_t vcvtq_n_u32_f32(float32x4_t a, __constrange(1,32) int b); // VCVT.U32.F32 q0, q0, #32 Convert to float float32x2_t vcvt_f32_s32(int32x2_t a); // VCVT.F32.S32 d0, d0 float32x2_t vcvt_f32_u32(uint32x2_t a); // VCVT.F32.U32 d0, d0 float32x4_t vcvtq_f32_s32(int32x4_t a); // VCVT.F32.S32 q0, q0 float32x4_t vcvtq_f32_u32(uint32x4_t a); // VCVT.F32.U32 q0, q0 float32x2_t vcvt_n_f32_s32(int32x2_t a, __constrange(1,32) int b); // VCVT.F32.S32 d0, d0, #32 float32x2_t vcvt_n_f32_u32(uint32x2_t a, __constrange(1,32) int b); // VCVT.F32.U32 d0, d0, #32 float32x4_t vcvtq_n_f32_s32(int32x4_t a, __constrange(1,32) int b); // VCVT.F32.S32 q0, q0, #32 float32x4_t vcvtq_n_f32_u32(uint32x4_t a, __constrange(1,32) int b); // VCVT.F32.U32 q0, q0, #32 Convert between floats float16x4_t vcvt_f16_f32(float32x4_t a); // VCVT.F16.F32 d0, q0 float32x4_t vcvt_f32_f16(float16x4_t a); // VCVT.F32.F16 q0, d0 Vector narrow integer int8x8_t vmovn_s16(int16x8_t a); // VMOVN.I16 d0,q0 int16x4_t vmovn_s32(int32x4_t a); // VMOVN.I32 d0,q0 int32x2_t vmovn_s64(int64x2_t a); // VMOVN.I64 d0,q0 uint8x8_t vmovn_u16(uint16x8_t a); // VMOVN.I16 d0,q0 uint16x4_t vmovn_u32(uint32x4_t a); // VMOVN.I32 d0,q0 uint32x2_t vmovn_u64(uint64x2_t a); // VMOVN.I64 d0,q0 Vector long move int16x8_t vmovl_s8(int8x8_t a); // VMOVL.S8 q0,d0 int32x4_t vmovl_s16(int16x4_t a); // VMOVL.S16 q0,d0 int64x2_t vmovl_s32(int32x2_t a); // VMOVL.S32 q0,d0 uint16x8_t vmovl_u8(uint8x8_t a); // VMOVL.U8 q0,d0 uint32x4_t vmovl_u16(uint16x4_t a); // VMOVL.U16 q0,d0 uint64x2_t vmovl_u32(uint32x2_t a); // VMOVL.U32 q0,d0 Vector saturating narrow integer int8x8_t vqmovn_s16(int16x8_t a); // VQMOVN.S16 d0,q0 int16x4_t vqmovn_s32(int32x4_t a); // VQMOVN.S32 d0,q0 int32x2_t vqmovn_s64(int64x2_t a); // VQMOVN.S64 d0,q0 uint8x8_t vqmovn_u16(uint16x8_t a); // VQMOVN.U16 d0,q0 uint16x4_t vqmovn_u32(uint32x4_t a); // VQMOVN.U32 d0,q0 uint32x2_t vqmovn_u64(uint64x2_t a); // VQMOVN.U64 d0,q0 ARM DUI 0348C Copyright © 2007-2010 ARM. All rights reserved. E-47 ID101213 Non-Confidential,
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® RealView Compilation Tools Versi
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Product Status The information in t
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Contents RealView Compilation Tools
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Preface This preface introduces the
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Preface Appendix A Via File Syntax
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Preface Other publications The foll
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Chapter 1 Introduction This chapter
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Introduction 1.2 Source language mo
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Introduction 1.3 Language extension
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Introduction • Compiling a C sour
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Chapter 2 Compiler Command-line Opt
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Compiler Command-line Options 2.1.2
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Compiler Command-line Options Each
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Compiler Command-line Options Note
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Compiler Command-line Options • -
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Compiler Command-line Options Restr
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Compiler Command-line Options Defau
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Compiler Command-line Options Examp
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Compiler Command-line Options • a
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Compiler Command-line Options Synta
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Compiler Command-line Options See a
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Compiler Command-line Options Compi
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Compiler Command-line Options Selec
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Compiler Command-line Options • R
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Compiler Command-line Options Usage
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Compiler Command-line Options A num
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Compiler Command-line Options vfpv3
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Compiler Command-line Options #incl
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Compiler Command-line Options Error
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Compiler Command-line Options Error
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Chapter 3 Language Extensions This
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Language Extensions 3.1.2 #include_
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Language Extensions 3.2 C99 languag
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Language Extensions 3.3 C99 languag
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Language Extensions Restrictions Th
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Language Extensions static int y =
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Language Extensions 3.4.4 Dollar si
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Language Extensions 3.5 Standard C+
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Language Extensions Example 3-2 Lin
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Language Extensions 3.6 Standard C
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Language Extensions int counter __a
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Language Extensions 3.6.12 Structur
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Language Extensions 3.7 GNU languag
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Language Extensions 3.7.5 Character
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Language Extensions • You can use
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Language Extensions Errors The comp
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Chapter 4 Compiler-specific Feature
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Compiler-specific Features Usage __
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Compiler-specific Features Return v
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Compiler-specific Features Example
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Compiler-specific Features The func
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Compiler-specific Features Note The
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Compiler-specific Features Usage Th
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Compiler-specific Features Syntax _
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Compiler-specific Features See also
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Compiler-specific Features __weak v
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Compiler-specific Features When a c
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Compiler-specific Features Examples
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Compiler-specific Features Usage If
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Compiler-specific Features 4.3 Func
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Compiler-specific Features 4.3.2 __
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Compiler-specific Features Note Thi
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Compiler-specific Features 4.3.11 _
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Compiler-specific Features 4.4 Type
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Compiler-specific Features • Bit-
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Compiler-specific Features 4.5 Vari
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Compiler-specific Features In parti
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Compiler-specific Features 4.5.5 __
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Compiler-specific Features Note You
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Compiler-specific Features Default
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Compiler-specific Features • Chap
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Compiler-specific Features 4.7 Inst
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Compiler-specific Features opcode2
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Compiler-specific Features Syntax v
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Compiler-specific Features Errors T
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Compiler-specific Features Restrict
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Compiler-specific Features 4.7.44 A
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Compiler-specific Features Table 4-
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Compiler-specific Features 4.7.47 A
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Compiler-specific Features } int32_
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Compiler-specific Features 4.8 VFP
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Compiler-specific Features 4.10 GNU
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Compiler-specific Features __builti
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Chapter 5 C and C++ Implementation
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C and C++ Implementation Details th
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C and C++ Implementation Details Se
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C and C++ Implementation Details Po
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C and C++ Implementation Details
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C and C++ Implementation Details 5.
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C and C++ Implementation Details No
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C and C++ Implementation Details na
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C and C++ Implementation Details 5.
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Appendix A Via File Syntax This app
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Via File Syntax A.2 Syntax Via file
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Appendix B Standard C Implementatio
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Standard C Implementation Definitio
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Appendix C Standard C++ Implementat
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Standard C++ Implementation Definit
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Standard C++ Implementation Definit
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Page 437 and 438: C and C++ Compiler Implementation L
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Page 441 and 442: Appendix E Using NEON Support This
Page 443 and 444: Using NEON Support E.2 Vector data
Page 445 and 446: Using NEON Support • Vector long
Page 447 and 448: Using NEON Support uint64x1_t vqadd
Page 449 and 450: Using NEON Support Vector multiply
Page 451 and 452: Using NEON Support int64x1_t vqsub_
Page 453 and 454: Using NEON Support uint32x2_t vcle_
Page 455 and 456: Using NEON Support uint16x4_t vabd_
Page 457 and 458: Using NEON Support Long pairwise ad
Page 459 and 460: Using NEON Support int16x8_t vqshlq
Page 461 and 462: Using NEON Support uint8x8_t vrshr_
Page 463 and 464: Using NEON Support Vector signed->u
Page 465 and 466: Using NEON Support uint8x16_t vld1q
Page 467 and 468: Using NEON Support int16x4_t lane);
Page 469 and 470: Using NEON Support // VST1.8 {d0},
Page 471 and 472: Using NEON Support uint64x1x2_t vld
Page 473 and 474: Using NEON Support float32x2x4_t vl
Page 475 and 476: Using NEON Support lane); // VLD2.8
Page 477 and 478: Using NEON Support // VLD4.16 {d0[0
Page 479 and 480: Using NEON Support // VST3.32 {d0,
Page 481 and 482: Using NEON Support // VST3.32 {d0[0
Page 483 and 484: Using NEON Support uint8x8_t vset_l
Page 485: Using NEON Support float32x2_t vmov
Page 489 and 490: Using NEON Support // VMLA.I16 d0,
Page 491 and 492: Using NEON Support Vector long mult
Page 493 and 494: Using NEON Support Vector widening
Page 495 and 496: Using NEON Support int8x16_t vqabsq
Page 497 and 498: Using NEON Support Bitwise and int8
Page 499 and 500: Using NEON Support Bitwise Select N
Page 501 and 502: Using NEON Support E.3.31 Vector re
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