C.FSDSP

Compressed Float Store Double to Stack Pointer

C.FSDSP rs2, offset(x2)

Stores a double-precision float to the stack pointer.

Encoding

Binary Layout

?

31:16

101

15:13

c_uimm9sp_s

12:7

c_rs2

6:2

10

1:0

 

Format CSS

Opcode 0x0000A002

Extension C

Operands

• rs2
  Source
• offset
  Offset

Example

C.FSDSP a1, 0(a0)

Related

More in C

Reference

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

Description

Stores a double-precision FP value from fd to a stack-pointer-relative address.

Operation

M[R[2] + offset][63:0] = F[rs2];