Abhisheyk Gaur
A San Diego, California-based software engineer, Abhisheyk Gaur works at Amazon. He designs and develops large-scale and multi-tiered software applications and services for the company's retail website.
Understanding RISC-V Architecture
Slide 1: Introduction to RISC-V
- What is RISC-V?
- Open standard instruction set architecture (ISA)
- Based on Reduced Instruction Set Computing (RISC) principles
- Growing popularity in various computing sectors
Slide 2: Key Features of RISC-V
- Open and Free ISA
- Modular Design
- Scalability for a wide range of applications
- Support for both 32-bit and 64-bit architectures
Slide 3: RISC-V vs. Other Architectures
- Comparison with ARM, x86
- Open-source nature
- Customizability and flexibility
- Ecosystem and community support
Slide 4: RISC-V Architecture Overview
- Base Integer ISA
- Standard extensions (M, A, F, D, Q)
- User and privileged modes
- Memory model
Slide 5: RISC-V 64-Bit Base Integer Instructions
- Instruction length: 32 bits
- Register names: x0 to x31
- x0: Hardwired zero
- x1-x31: General purpose registers
Slide 6: RISC-V Assembly Example: Basic Operations
# RISC-V 64-Bit Assembly: Basic Arithmetic
add x5, x6, x7 # x5 = x6 + x7
sub x8, x5, x9 # x8 = x5 - x9
mul x10, x5, x8 # x10 = x5 * x8
Slide 7: RISC-V Assembly Example: Control Flow
# RISC-V 64-Bit Assembly: Control Flow
beq x5, x0, label # if x5 == 0, jump to label
label:
add x9, x9, x10 # x9 = x9 + x10
Slide 8: RISC-V in Industry
- Use in microprocessors and microcontrollers
- Adoption in academia and research
- Growing interest in IoT, automotive, and AI
Slide 9: Advantages of RISC-V
- Reduced costs and development time
- Freedom from proprietary restraints
- Potential for innovation and customization
Slide 10: Future of RISC-V
- Expanding ecosystem and community
- Increasing commercial adoption
- Potential challenges and opportunities
Understanding RISC-V Architecture
By Abhisheyk Gaur
Understanding RISC-V Architecture
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