C.LWSP

Compressed Load Word from Stack Pointer

C.LWSP rd, offset(x2)

Loads a word from the stack pointer (x2).

Encoding

Binary Layout

?

31:16

010

15:13

c_uimm8sphi

12

rd_n0

11:7

c_uimm8splo

6:2

10

1:0

 

Format CI

Opcode 0x00004002

Extension C

Operands

• rd
  Destination register (integer)
• offset
  Offset

Example

C.LWSP x10, 4(x2)

// Load from stack.

Related

More in C

Reference

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

Description

Loads a 32-bit word from a stack-pointer-relative address into rd.

Operation

R[rd] = M[R[2] + offset][31:0];