rndr

Random Number

RNDR <Xt>

Reads a random number from hardware entropy source.

Details

The Random Number instruction reads a random number from hardware entropy source.

Pseudocode Operation

// Reads a random number from hardware entropy source

Example

RNDR x3

Encoding

Binary Layout
11010101001
00011
0011
0010
010
Rt
 
Format System
Opcode 0xD53B2400
Extension FEAT_RNG

Operands

  • Xt
    Transfer 64-bit integer register (load/store)