SHA256RNDS2 (XMM, XMM)

Operands

• Operand 1 (r/w): Register (XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15)
• Operand 2 (r): Register (XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15)
• Operand 3 (r, suppressed): Register (XMM0)

Available performance data

• Arrow Lake-P
• Arrow Lake-E
• Meteor Lake-P
• Meteor Lake-E
• Emerald Rapids
• Alder Lake-P
• Alder Lake-E
• Rocket Lake
• Tiger Lake
• Ice Lake
• Cannon Lake
• Tremont
• Goldmont Plus
• Goldmont
• AMD Zen 5
• AMD Zen 4
• AMD Zen 3
• AMD Zen 2
• AMD Zen+

Arrow Lake-P

• Measurements
• Latencies
  • Latency operand 1 → 1: 5
  • Latency operand 2 → 1: 5
  • Latency operand 3 → 1: 5
• Throughput
  • Measured (loop): 0.50
  • Measured (unrolled): 0.50
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*UNKNOWN

Arrow Lake-E

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 3
  • Latency operand 3 → 1: 5
• Throughput
  • Measured (loop): 1.00
  • Measured (unrolled): 1.00
• Number of μops
  • Executed: 1
  • Microcode Sequencer (MS): 0

Meteor Lake-P

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Meteor Lake-E

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 3
  • Latency operand 3 → 1: 5
• Throughput
  • Measured (loop): 1.00
  • Measured (unrolled): 1.00
• Number of μops
  • Executed: 1
  • Microcode Sequencer (MS): 0

Emerald Rapids

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Alder Lake-P

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Alder Lake-E

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 3
  • Latency operand 3 → 1: 5
• Throughput
  • Measured (loop): 1.00
  • Measured (unrolled): 1.00
• Number of μops
  • Executed: 1
  • Microcode Sequencer (MS): 0

Rocket Lake

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Tiger Lake

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Ice Lake

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 1
  • Retire slots: 1
  • Decoded (MITE): 1
  • Microcode Sequencer (MS): 0
• Port usage: 1*p5

Cannon Lake

• Measurements
• Latencies
  • Latency operand 1 → 1: 8
  • Latency operand 2 → 1: 7
  • Latency operand 3 → 1: 8
• Throughput
  • Computed from the port usage: 1.00
  • Measured (loop): 3.00
  • Measured (unrolled): 3.00
• Number of μops
  • Executed: 2
  • Retire slots: 2
  • Decoded (MITE): 2
  • Microcode Sequencer (MS): 0
  • Requires the complex decoder (3 other instructions can be decoded with simple decoders in the same cycle)
• Port usage: 1*p015+1*p5

Tremont

• Measurements
• Latencies
  • Latency operand 1 → 1: 6
  • Latency operand 2 → 1: 6
  • Latency operand 3 → 1: 6
• Throughput
  • Measured (loop): 2.00
  • Measured (unrolled): 2.00
• Number of μops
  • Executed: 2
  • Microcode Sequencer (MS): 0

Goldmont Plus

• Measurements
• Latencies
  • Latency operand 1 → 1: 8
  • Latency operand 2 → 1: 8
  • Latency operand 3 → 1: 8
• Throughput
  • Measured (loop): 4.00
  • Measured (unrolled): 4.00
• Number of μops
  • Executed: 3
  • Microcode Sequencer (MS): 3
  • Requires the complex decoder

Goldmont

• Measurements
• Latencies
  • Latency operand 1 → 1: 8
  • Latency operand 2 → 1: 8
  • Latency operand 3 → 1: 8
• Throughput
  • Measured (loop): 4.00
  • Measured (unrolled): 4.00
• Number of μops
  • Executed: 3
  • Microcode Sequencer (MS): 3
  • Requires the complex decoder

AMD Zen 5

• Measurements
• Latencies
  • Latency operand 1 → 1: 3
  • Latency operand 2 → 1: 3
  • Latency operand 3 → 1: 3
• Throughput
  • Computed from the port usage: 0.50
  • Measured (loop): 2.00
  • Measured (unrolled): 2.00
• Number of μops
  • Executed: 1
• Port usage: 1*FP12
• Documentation
• Latency: NA
• Throughput: NA
• Number of μops: ucode
• Port usage: ucode

AMD Zen 4

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 4
  • Latency operand 3 → 1: 4
• Throughput
  • Computed from the port usage: 0.50
  • Measured (loop): 1.00
  • Measured (unrolled): 1.00
• Number of μops
  • Executed: 1
• Port usage: 1*FP01
• Documentation
• Latency: 4
• Throughput: 2.00
• Number of μops: 1
• Port usage: FP1

AMD Zen 3

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 4
  • Latency operand 3 → 1: 4
• Throughput
  • Computed from the port usage: 0.50
  • Measured (loop): 1.00
  • Measured (unrolled): 1.00
• Number of μops
  • Executed: 1
• Port usage: 1*FP01
• Documentation
• Latency: 4
• Throughput: 2.00
• Number of μops: 1
• Port usage: FP1

AMD Zen 2

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 4
  • Latency operand 3 → 1: 4
• Throughput
  • Computed from the port usage: 0.50
  • Measured (loop): 2.00
  • Measured (unrolled): 2.00
• Number of μops
  • Executed: 1
• Port usage: 1*FP01
• Documentation
• Latency: 4
• Throughput: 2.00
• Number of μops: 1
• Port usage: FP1

AMD Zen+

• Measurements
• Latencies
  • Latency operand 1 → 1: 4
  • Latency operand 2 → 1: 4
  • Latency operand 3 → 1: 4
• Throughput
  • Computed from the port usage: 0.50
  • Measured (loop): 2.00
  • Measured (unrolled): 2.00
• Number of μops
  • Executed: 1
• Port usage: 1*FP01
• Documentation
• Latency: 4
• Throughput: 2.00
• Number of μops: 1
• Port usage: FP1