CSRC

Control Status Register Clear

CSRC csr, rs

Clears bits in a CSR (bitwise AND NOT).

Encoding

Binary Layout

csr

31:20

rs1

19:15

011000001110011

14:0

 

Format I-Type

Opcode 0x00003073

Extension Pseudo

Operands

• csr
  CSR Address
• rs
  Bit Mask

Example

CSRC sstatus, x5

// Clear bits in sstatus.

Related

More in Pseudo

Reference

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

Description

CSRC is an assembler pseudoinstruction for CSRRC x0, csr, rs1. It clears bits in the CSR based on rs1 without reading.

Operation

CSRs[csr] &= ~R[rs];