Is RISC-V Assembly Language Hard? Let's Write Your First Code and simulate using Spike simulator

Ever wondered what happens when you write your very first RISC-V assembly instruction and actually execute it? Most of us write programs in high-level languages like C or Python. But what happens when we go closer to the processor and start programming directly using its instruction set? In this video of my RISC-V learning journey, we're finally moving from installing development tools to writing and executing our first RISC-V assembly language program! Using the RISC-V GNU Toolchain and Spike ISA Simulator on Ubuntu Linux, I'll demonstrate how to write a RISC-V assembly program, assemble it into machine code, and execute it using Spike — all without requiring a physical RISC-V processor! 💻 WHAT YOU'LL LEARN ✅ Writing your first RISC-V assembly language program ✅ Understanding the basic structure of a RISC-V assembly program ✅ Using the RISC-V GNU Toolchain to assemble and link your program ✅ Generating a RISC-V executable from assembly source code ✅ Running RISC-V instructions using the Spike ISA Simulator ✅ Understanding how RISC-V programs can execute in a simulated processor environment Timestamps ------------------------------------- 00:00 Introduction 02:13 Writing a link.ld file 09:40 Writing your first RISC-V assembly program 20:31 Assembling the program using the GNU toolchain 23:25 Disassemble your program using objdump 29:45 Simulate the program step-by-step using Spike ------------------------------------- 🔍 WHY LEARN RISC-V ASSEMBLY LANGUAGE? High-level programming languages conceal many of the details of how a processor actually executes instructions. Assembly language brings us closer to the hardware. By learning RISC-V assembly, we can begin to understand how processors use registers, execute arithmetic and logical operations, access memory, and control program execution. RISC-V is particularly interesting because it is an open-standard instruction set architecture with a relatively simple and modular design, making it an excellent starting point for studying computer architecture and processor design. 🎯 FROM ASSEMBLY LANGUAGE TO PROCESSOR DESIGN In the previous episodes, we configured our Linux development environment, installed the RISC-V GNU Toolchain, and set up the Spike ISA Simulator. Now it's time to put those tools to practical use and begin writing real RISC-V assembly programs. My long-term objective is to progress from understanding individual RISC-V instructions to studying how processors implement them in digital hardware. 🔔 Subscribe for future tutorials on RISC-V assembly programming, instruction set architecture, digital hardware design, and CPU microarchitecture. #RISCV #AssemblyLanguage #SpikeSimulator #ComputerArchitecture #ProcessorDesign