CVTSI2SS (XMM, R32)

Summary:	"Convert Doubleword Integer to Scalar Single-Precision Floating-Point Value"
Reference:	https://www.felixcloutier.com/x86/CVTSI2SS.html
Extension:	SSE
Category:	CONVERT
ISA-Set:	SSE
CPL:	3
iform:	CVTSI2SS_XMMss_GPR32d
iclass:	CVTSI2SS
ASM:	CVTSI2SS

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 (EAX, ECX, EDX, EBX, ESP, EBP, ESI, EDI, R8D, R9D, R10D, R11D, R12D, R13D, R14D, R15D)

Available performance data

Alder Lake-P
Alder Lake-E
Rocket Lake
Tiger Lake
Ice Lake
Cascade Lake
Cannon Lake
Skylake-X
Coffee Lake
Kaby Lake
Skylake
Broadwell
Haswell
Ivy Bridge
Sandy Bridge
Westmere
Nehalem
Wolfdale
Conroe
Tremont
Goldmont Plus
Goldmont
Airmont
Bonnell
AMD Zen 4
AMD Zen 3
AMD Zen 2
AMD Zen+

Alder Lake-P

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
- Retire slots: 2
- Decoded (MITE): 2
- Microcode Sequencer (MS): 0
- Requires the complex decoder (4 other instructions can be decoded with simple decoders in the same cycle)
Port usage: 1*p01+1*p5

Alder Lake-E

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤10
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: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Tiger Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Ice Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Cascade Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Cannon Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Skylake-X

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

IACA 2.3

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00
Number of μops: 2
Port usage: 1*p015+1*p5

IACA 3.0

Throughput
- Computed from the port usage: 1.00
- IACA: 0.97
Number of μops: 2
Port usage: 1*p015+1*p5

Coffee Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Kaby Lake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

Skylake

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤7
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
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*p01+1*p5

IACA 2.3

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00
Number of μops: 2
Port usage: 1*p015+1*p5

IACA 3.0

Throughput
- Computed from the port usage: 1.00
- IACA: 0.97
Number of μops: 2
Port usage: 1*p015+1*p5

Broadwell

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤4
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
- Retire slots: 2
- Decoded (MITE): 2
- Microcode Sequencer (MS): 0
- Requires the complex decoder (2 other instructions can be decoded with simple decoders in the same cycle)
Port usage: 1*p1+1*p5

IACA 2.2

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 2
Port usage: 1*p1+1*p5

IACA 2.3

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00
Number of μops: 2
Port usage: 1*p1+1*p5

IACA 3.0

Throughput
- Computed from the port usage: 1.00
- IACA: 0.97
Number of μops: 2
Port usage: 1*p1+1*p5

Haswell

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤4
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
- Retire slots: 2
- Decoded (MITE): 2
- Microcode Sequencer (MS): 0
- Requires the complex decoder (2 other instructions can be decoded with simple decoders in the same cycle)
Port usage: 1*p1+1*p5

IACA 2.1

Latency: 5
Throughput
- Computed from the port usage: 2.00
- IACA: 2.00 (with the -no_interiteration flag: 2.00)
Number of μops: 3
Port usage: 1*p1+2*p5

IACA 2.2

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 2
Port usage: 1*p1+1*p5

IACA 2.3

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00
Number of μops: 2
Port usage: 1*p1+1*p5

IACA 3.0

Throughput
- Computed from the port usage: 1.00
- IACA: 0.97
Number of μops: 2
Port usage: 1*p1+1*p5

Ivy Bridge

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤4
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
- Retire slots: 2
- Decoded (MITE): 2
- Microcode Sequencer (MS): 0
- Requires the complex decoder (2 other instructions can be decoded with simple decoders in the same cycle)
Port usage: 1*p1+1*p5

IACA 2.1

Latency: 5
Throughput
- Computed from the port usage: 2.00
- IACA: 2.00 (with the -no_interiteration flag: 2.00)
Number of μops: 3
Port usage: 1*p1+2*p5

IACA 2.2

Throughput
- Computed from the port usage: 2.00
- IACA: 2.00 (with the -no_interiteration flag: 2.00)
Number of μops: 3
Port usage: 1*p1+2*p5

IACA 2.3

Throughput
- Computed from the port usage: 2.00
- IACA: 2.00
Number of μops: 3
Port usage: 1*p1+2*p5

Sandy Bridge

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤4
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
- Retire slots: 2
- Decoded (MITE): 2
- Microcode Sequencer (MS): 0
- Requires the complex decoder (2 other instructions can be decoded with simple decoders in the same cycle)
Port usage: 1*p1+1*p5

IACA 2.1

Latency: 5
Throughput
- Computed from the port usage: 2.00
- IACA: 2.00 (with the -no_interiteration flag: 2.00)
Number of μops: 3
Port usage: 1*p1+2*p5

IACA 2.2

Throughput
- Computed from the port usage: 2.00
- IACA: 2.00 (with the -no_interiteration flag: 2.00)
Number of μops: 3
Port usage: 1*p1+2*p5

IACA 2.3

Throughput
- Computed from the port usage: 2.00
- IACA: 2.00
Number of μops: 3
Port usage: 1*p1+2*p5

Westmere

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤3
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Retire slots: 1
- Microcode Sequencer (MS): 0
Port usage: 1*p1

IACA 2.1

Latency: 3
Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 1
Port usage: 1*p1

IACA 2.2

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 1
Port usage: 1*p1

Nehalem

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤3
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Retire slots: 1
- Microcode Sequencer (MS): 0
Port usage: 1*p1

IACA 2.1

Latency: 3
Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 1
Port usage: 1*p1

IACA 2.2

Throughput
- Computed from the port usage: 1.00
- IACA: 1.00 (with the -no_interiteration flag: 1.00)
Number of μops: 1
Port usage: 1*p1

Wolfdale

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤3
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
Port usage: 1*p1

Conroe

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤3
Throughput
- Computed from the port usage: 1.00
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
Port usage: 1*p1

Tremont

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤11
Throughput
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Microcode Sequencer (MS): 0

Goldmont Plus

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤10
Throughput
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Microcode Sequencer (MS): 0

Goldmont

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤10
Throughput
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Microcode Sequencer (MS): 0

Airmont

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤9
Throughput
- Measured (loop): 1.02
- Measured (unrolled): 1.00
Number of μops
- Executed: 1
- Microcode Sequencer (MS): 0

Bonnell

Measurements

Latencies
- Latency operand 1 → 1: 6
- Latency operand 2 → 1: ≤11
Throughput
- Measured (loop): 6.00
- Measured (unrolled): 6.00
Number of μops
- Executed: 3
- Microcode Sequencer (MS): 3
- Requires the complex decoder

AMD Zen 4

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤8
Throughput
- Computed from the port usage: 0.50
- Measured (loop): 1.45
- Measured (unrolled): 1.42
Number of μops
- Executed: 2
Port usage: 1*FP23

AMD Zen 3

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤9
Throughput
- Computed from the port usage: 0.50
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2
Port usage: 1*FP23

Documentation

Latency: 4
Throughput: 1.00
Number of μops: 2
Port usage: ALU2, FP2/3

AMD Zen 2

Measurements

Latencies
- Latency operand 1 → 1: 3
- Latency operand 2 → 1: ≤9
Throughput
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2

Documentation

Latency: 4
Throughput: 1.00
Number of μops: 2
Port usage: ALU2, FP3

AMD Zen+

Measurements

Latencies
- Latency operand 1 → 1: 4
- Latency operand 2 → 1: ≤10
Throughput
- Measured (loop): 1.00
- Measured (unrolled): 1.00
Number of μops
- Executed: 2

Documentation

Latency: 7
Throughput: 1.00
Number of μops: 2
Port usage: ALU2, FP3