# Environment Call and Breakpoint
ecall      | i |         | 00000000000000000000000001110011
ebreak     | i |         | 00000000000100000000000001110011

# Trap-Return Instructions
sret       | i |         | 00010000001000000000000001110011
mret       | i |         | 00110000001000000000000001110011

# Interrupt-Management Instructions
wfi        | I |         | 00010000010100000000000001110011

# Supervisor Memory-Management Fence Instruction
sfence.vma | r | rs2 rs1 | 0001001..........000000001110011
