vscalefpd

Scale Packed Float64 Values with Float64 Exponents

VSCALEFPD zmm1 {k1}, zmm2, zmm3/m512

Scales doubles by exponents (x * 2^n).

Details

The Scale Packed Float64 Values with Float64 Exponents instruction scales doubles by exponents (x * 2^n).

Pseudocode Operation

// Scales doubles by exponents (x * 2^n)

Example

VSCALEFPD zmm1, zmm2, zmm3/m512

Encoding

Binary Layout
EVEX
+0
66
+4
0F
+5
38
+6
2C
+7
 
Format EVEX
Opcode 66 0F 38 2C
Extension AVX-512F

Operands

  • dest
    512-bit ZMM AVX-512 register
  • src1
    512-bit ZMM AVX-512 register
  • src2
    512-bit ZMM AVX-512 register or Memory operand