C.SLLI

Compressed Shift Left Logical Immediate

C.SLLI rd, imm

Logically shifts a register left by immediate.

Encoding

Binary Layout

?

31:16

000

15:13

c_nzuimm6hi

12

rd_rs1_n0

11:7

c_nzuimm6lo

6:2

10

1:0

 

Format CI

Opcode 0x00000002

Extension C

Operands

• rd
  Dest/Source
• imm
  Shift Amount

Example

C.SLLI x10, 2

// x10 = x10 << 2

Related

More in C

Reference

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

Description

Logical left shift of rd (≠ x0) by a 5-bit (RV32) or 6-bit (RV64) immediate.

Operation

R[rd] = R[rd] << imm;