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# SYSTEM
ecall 11..7=0 19..15=0 31..20=0x000 14..12=0 6..2=0x1C 1..0=3
ebreak 11..7=0 19..15=0 31..20=0x001 14..12=0 6..2=0x1C 1..0=3
uret 11..7=0 19..15=0 31..20=0x002 14..12=0 6..2=0x1C 1..0=3
sret 11..7=0 19..15=0 31..20=0x102 14..12=0 6..2=0x1C 1..0=3
mret 11..7=0 19..15=0 31..20=0x302 14..12=0 6..2=0x1C 1..0=3
dret 11..7=0 19..15=0 31..20=0x7b2 14..12=0 6..2=0x1C 1..0=3
sfence.vma 11..7=0 rs1 rs2 31..25=0x09 14..12=0 6..2=0x1C 1..0=3
wfi 11..7=0 19..15=0 31..20=0x105 14..12=0 6..2=0x1C 1..0=3
csrrw rd rs1 imm12 14..12=1 6..2=0x1C 1..0=3
csrrs rd rs1 imm12 14..12=2 6..2=0x1C 1..0=3
csrrc rd rs1 imm12 14..12=3 6..2=0x1C 1..0=3
csrrwi rd rs1 imm12 14..12=5 6..2=0x1C 1..0=3
csrrsi rd rs1 imm12 14..12=6 6..2=0x1C 1..0=3
csrrci rd rs1 imm12 14..12=7 6..2=0x1C 1..0=3
# Hypervisor extension
hfence.vvma 11..7=0 rs1 rs2 31..25=0x11 14..12=0 6..2=0x1C 1..0=3
hfence.gvma 11..7=0 rs1 rs2 31..25=0x31 14..12=0 6..2=0x1C 1..0=3
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