#
# This file contains opcode specifications for the RISC-V
# Scalar Cryptographic instruction set extension.
# These instructions appear in _both_ RV32 and RV64.
# ------------------------------------------------------------

# Poll Entropy / Get Noise Pseudo Instructions
@pollentropy  rd 19..15=0 31..20=0xF15 14..12=0 6..0=0b1110011
@getnoise     rd 19..15=0 31..20=0x7A9 14..12=0 6..0=0b1110011

# Scalar SM4 - RV32, RV64
sm4ed         rd rs1 rs2 bs 29..25=0b11000 14..12=0 6..0=0x33
sm4ks         rd rs1 rs2 bs 29..25=0b11010 14..12=0 6..0=0x33

# Scalar SM3 - RV32, RV64
sm3p0         rd rs1 31..30=0 29..25=0b01000 24..20=0b01000 14..12=1 6..0=0x13
sm3p1         rd rs1 31..30=0 29..25=0b01000 24..20=0b01001 14..12=1 6..0=0x13

# Scalar SHA256 - RV32/RV64
sha256sum0    rd rs1 31..30=0 29..25=0b01000 24..20=0b00000 14..12=1 6..0=0x13
sha256sum1    rd rs1 31..30=0 29..25=0b01000 24..20=0b00001 14..12=1 6..0=0x13
sha256sig0    rd rs1 31..30=0 29..25=0b01000 24..20=0b00010 14..12=1 6..0=0x13
sha256sig1    rd rs1 31..30=0 29..25=0b01000 24..20=0b00011 14..12=1 6..0=0x13