MAX

Maximum

MAX rd, rs1, rs2

Computes the signed maximum of two registers.

Details

MAX computes the signed maximum of rs1 and rs2, writing the result to rd.

Pseudocode Operation

R[rd] = (R[rs1] >s R[rs2]) ? R[rs1] : R[rs2];

Example

MAX x10, x11, x12

Encoding

Binary Layout
0000101
31:25
rs2
24:20
rs1
19:15
110
14:12
rd
11:7
0110011
6:0
 
Format R-Type
Opcode 0x33
Extension Zbb

Operands

  • rd
    Destination register (integer)
  • rs1
    Source register 1 (integer)
  • rs2
    Source register 2 (integer)