Method LUI

external/biscuit/src/assembler.cpp:493–506

}

void Assembler::LUI(GPR rd, uint32_t imm) noexcept {
    if (IsOptimizationEnabled(Optimization::AutoCompress)) {
        // Sign-extend the bottom 6 bits to check if the 20 bits we are using LUI on are 6 sign-extended bits
        uint32_t sign_extended = static_cast<uint32_t>(static_cast<int32_t>(imm << 26) >> 26);
        if ((sign_extended & 0x000FFFFF) == (imm & 0x000FFFFF)) {
            if (rd != x0 && rd != x2 && imm != 0) {
                C_LUI(rd, imm & 0x3F);
                return;
            }
        }
    }

    EmitUType(m_buffer, imm, rd, 0b0110111);
}

void Assembler::LW(GPR rd, int32_t imm, GPR rs) noexcept {
    BISCUIT_ASSERT(IsValidSigned12BitImm(imm));