SRET

Supervisor Return

SRET

Returns from a supervisor-mode trap handler.

Encoding

Binary Layout

00010000001000000000000001110011

31:0

 

Format R-Type (System)

Opcode 0x10200073

Extension Privileged

Operands

Related

More in Privileged

Reference

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

Description

SRET returns from a supervisor-level trap. It restores the PC from sepc, restores privilege from the SPP field of sstatus, and updates interrupt-enable fields.

Operation

PC = SEPC; Priv = SPP; SIE = SPIE;