LI

Load Immediate

LI rd, imm

Loads an arbitrary immediate value into a register.

Encoding

Binary Layout

imm[31:12]

31:12

rd

11:7

0110111

6:0

 

Format U-Type

Opcode 0x00000013

Extension Pseudo

Operands

• rd
  Destination register (integer)
• imm
  Immediate Value

Example

LI x5, 0x12345

// Expands to: LUI x5, 0x12; ADDI x5, x5, 0x345

Related

More in Pseudo

Reference

View in RISC-V Unprivileged ISA Specification ↗ RISC-V ISA Manual

Description

LI loads an arbitrary immediate value into rd using one or two instructions (LUI+ADDI for 32-bit, or longer for 64-bit). It is an assembler pseudoinstruction.

Operation

R[rd] = imm;