What is Pseudo-instruction?

Pseudo-instruction in the explanations

• bnez is a pseudo-instruction for "bne t1, zero, loop".

  When the RISC-V code above finishes, what is the value in t…

• The calling convention puts the return address in ra (x1), so a call is written "jal ra, func", or "call func" as a pseudo-instruction.

  What does the RISC-V instruction "jal ra, func" do?

Questions that mention Pseudo-instruction (4)

1. Which real instruction does the assembler use for the RISC-V pseudo-instruction "nop" (do nothing)?
2. Which real instruction executes the RISC-V pseudo-instruction "ret"?
3. When the RISC-V code above finishes, what is the value in t0?
4. What does the RISC-V instruction "jal ra, func" do?

Related terms

Assembler Calling convention Return address Addressing mode Application binary interface (ABI) Branch delay slot Callee-saved register Caller-saved register Compressed instruction Condition code