addiw Add immediate word This instruction is defined by: Encoding Synopsis Add an immediate to the 32-bit value in rs1, and store the sign extended result in rd Access M HS U VS VU Always Always Always Always Always Decode Variables Bits<12> imm = $encoding[31:20]; Bits<5> rs1 = $encoding[19:15]; Bits<5> rd = $encoding[11:7]; Execution Pruned, XLEN == 64 Original XReg operand = sext(X[rs1], 31); X[rd] = sext(operand + imm, 31); XReg operand = sext(X[rs1], 31); X[rd] = sext(operand + imm, 31);