C.SWSP

Compressed Store Word to Stack Pointer

C.SWSP rs2, offset(x2)

Stores a word to the stack pointer (x2).

Encoding

Binary Layout

?

31:16

110

15:13

c_uimm8sp_s

12:7

c_rs2

6:2

10

1:0

 

Format CSS

Opcode 0x0000C002

Extension C

Operands

• rs2
  Source
• offset
  Offset

Example

C.SWSP x10, 8(x2)

// Store to stack.

Related

More in C

Reference

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

Description

Stores the low 32 bits of rs2 to a stack-pointer-relative address.

Operation

M[R[2] + offset][31:0] = R[rs2];