MIPS Reference Data Card (“Green Card”) 1. Pull along perforation to separate card 2. Fold bottom side (columns 3 and 4) together ARITHMETIC CORE INSTRUCTION SET 1 M I P S Reference Data CORE INSTRUCTION SET FORNAME, MNEMONIC MAT OPERATION (in Verilog) add Add R R[rd] = R[rs] + R[rt] OPCODE / FUNCT (Hex) (1) 0 / 20hex addi I R[rt] = R[rs] + SignExtImm (1,2) Add Imm. Unsigned addiu I R[rt] = R[rs] + SignExtImm (2) Add Immediate Add Unsigned addu R R[rd] = R[rs] + R[rt] And and R R[rd] = R[rs] & R[rt] And Immediate andi I Branch On Equal beq I Branch On Not Equal bne I 0 / 24hex Jump j J Jump And Link jal J R[31]=PC+8;PC=JumpAddr Jump Register jr ll R PC=R[rs] R[rt]={24’b0,M[R[rs] I +SignExtImm](7:0)} R[rt]={16’b0,M[R[rs] I +SignExtImm](15:0)} I R[rt] = M[R[rs]+SignExtImm] Load Upper Imm. lui I R[rt] = {imm, 16’b0} Load Word lw I R[rt] = M[R[rs]+SignExtImm] Nor nor R R[rd] = ~ (R[rs] | R[rt]) Or or R R[rd] = R[rs] | R[rt] Or Immediate ori I Set Less Than slt R R[rd] = (R[rs] < R[rt]) ? 1 : 0 Load Halfword Unsigned Load Linked lhu 9hex 0 / 21hex R[rt] = R[rs] & ZeroExtImm if(R[rs]==R[rt]) PC=PC+4+BranchAddr if(R[rs]!=R[rt]) PC=PC+4+BranchAddr PC=JumpAddr Load Byte Unsigned lbu 8hex (3) chex (4) 4hex (4) (5) (5) 5hex 2hex 3hex 0 / 08hex (2) (2) (2,7) 24hex 25hex 30hex fhex (2) 23hex 0 / 27hex 0 / 25hex R[rt] = R[rs] | ZeroExtImm (3) dhex 0 / 2ahex Shift Left Logical sll Shift Right Logical srl R[rt] = (R[rs] < SignExtImm)? 1 : 0 (2) ahex R[rt] = (R[rs] < SignExtImm) bhex I ?1:0 (2,6) R R[rd] = (R[rs] < R[rt]) ? 1 : 0 (6) 0 / 2bhex 0 / 00hex R R[rd] = R[rt] << shamt 0 / 02hex R R[rd] = R[rt] >> shamt Store Byte sb I Store Conditional sc I Store Halfword sh I Store Word sw I Subtract sub R R[rd] = R[rs] - R[rt] Subtract Unsigned subu Set Less Than Imm. slti Set Less Than Imm. sltiu Unsigned Set Less Than Unsig. sltu FLOATING-POINT INSTRUCTION FORMATS I M[R[rs]+SignExtIm

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