VGATHERDPD (ZMM, K, VSIB_YMM) - Latency


Operands


Latency operand 1 → 1: 1

Latency operand 1 → 2: 3

Latency operand 2 → 1: 23

Latency operand 2 → 2: 1

Latency operand 3 → 1 (address, base register): ≤25

Latency operand 3 → 1 (address, index register): ≤28

Latency operand 3 → 1 (memory): ≤22


Latency operand 1 → 1: 1

Experiment 1

Experiment 2

Experiment 3

Experiment 4 (source registers initialized by an instruction of the same kind)

Experiment 5 (source registers initialized by an instruction of the same kind)

Experiment 6 (source registers initialized by an instruction of the same kind)


Latency operand 1 → 2: 3

Experiment 1

Experiment 2 (source registers initialized by an instruction of the same kind)


Latency operand 2 → 1: 23

Experiment 1

Experiment 2

Experiment 3 (source registers initialized by an instruction of the same kind)

Experiment 4 (source registers initialized by an instruction of the same kind)


Latency operand 2 → 2: 1

Experiment 1

Experiment 2

Experiment 3 (source registers initialized by an instruction of the same kind)

Experiment 4 (source registers initialized by an instruction of the same kind)


Latency operand 3 → 1 (address, base register): ≤25

Experiment 1

Experiment 2 (source registers initialized by an instruction of the same kind)


Latency operand 3 → 1 (address, index register): ≤28

Experiment 1

Experiment 2 (source registers initialized by an instruction of the same kind)


Latency operand 3 → 1 (memory): ≤22

Experiment 1

Experiment 2

Experiment 3 (source registers initialized by an instruction of the same kind)

Experiment 4 (source registers initialized by an instruction of the same kind)