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Armv9-A, Armv8-A, Armv8.1-A, Armv7-A results
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Architecture Document
Version: 2025-03 - New
March 25, 2025
This document provides descriptions in HTML format for the A-profile system registers and memory-mapped registers.
Purpose ... opc1 CRn CRm opc2 0b1111 0b000 0b0111 0b0101 0b110 if !IsFeatureImplemented(FEAT_AA32EL1) then UNDEFINED; elsif PSTATE.EL == EL0 then
CRn CRm opc2 0b1111 0b000 0b0111 0b1001 ... if !(IsFeatureImplemented(FEAT_AA32EL1) && IsFeatureImplemented(FEAT_PAN2)) then UNDEFINED; elsif PSTATE.EL == EL0 then
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Architecture Document
Version: 2025-03 - New
March 25, 2025
This document provides descriptions in HTML format for the A-profile A64 Instruction Set Architecture.
For more information, see PSTATE.BTYPE. ... System (FEAT_BTI) 31 30 29 28 27 26 25 24 23 22 21 ... 3 2 ... 1 ... 0 ... x ... CRm op2
8 7 6 5 4 3 2 ... sf ... 1 ... 0 ... cc ... CBLT <Wm>, <Wt>, <label> ... Applies when (sf == 1) ... is equivalent to CBGT <Xt>, <Xm>, <label> Assembler Symbols
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Architecture Document
Version: 2025-03 - New
March 25, 2025
This document provides descriptions in HTML format for the A-profile A32 and T32 Instruction Set Architecture.
1 0 cond op0 op1 Decode fields Instruction details ... 00x Data-processing and miscellaneous instructions ... 010 ... != 1111 011 ... Media instructions 10x
Load/Store Multiple ... Branch (immediate) Exception Save/Restore The encodings in this section are decoded from Branch, branch with link, and block ... 31 30 29 28 27
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Architecture Document
Version: 2024-12
December 17, 2024
This document provides descriptions in HTML format for the A-profile system registers and memory-mapped registers.
Architecture Document
Version: 2024-12
December 17, 2024
This document provides descriptions in HTML format for the A-profile A64 Instruction Set Architecture.
Architecture Document
Version: 2024-12
December 17, 2024
This document provides descriptions in HTML format for the A-profile A32 and T32 Instruction Set Architecture.
Architecture Document
Version: 2024-09
September 30, 2024
This document provides descriptions in HTML format for the A-profile A32 and T32 Instruction Set Architecture.
Architecture Document
Version: 2024-09
September 30, 2024
This document provides descriptions in HTML format for the A-profile A64 Instruction Set Architecture.
Architecture Document
Version: 2024-09
September 30, 2024
This document provides descriptions in HTML format for the A-profile system registers and memory-mapped registers.
Guide
Version: 1.0
October 29, 2024
Provides Arm guidance about how to use Armv8.x and Armv9.x features to optimize codecs and SIMD data processing algorithms.
6.55 10.00 52.67 Medium 8.43 12.22 44.96 Slow 2.37 3.34 40.93 Slower 0.54 0.72 33.33 Veryslow 0.31 0.42 ... Bosphorus 1080p
Optimization details This section of the guide provides detail on the specific instructions used in the ... The optimizations described are as follows: Sum of Absolute Difference (SAD)
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Part 1: Arm Scalable Matrix Extension (SME) Introduction

Architectures and Processors blog

Part 3: Matrix-matrix multiplication. Neon, SVE, and SME compared

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Part 2: Arm Scalable Matrix Extension (SME) Instructions

Architectures and Processors blog