A RISC-V Assembler targeting the Base RV32I ISA
R Type: ADD, SUB, SIL, SLT, SLTU, XOR, SRL, SRA, OR, AND
I Type: ADDI, JALR, SLLI, SLTI, SLTIU, XORI, SRLI, SRAI, ORI, ANDI, LW, LH, LB
S Type: SB, SH, SW
B Type: BEQ, BNE, BLT, BGE, BLTU, BGEU
J Type: JAL
U Type: LUI, AUIPC