ADC_R0 (R8l, 0)
Summary:
"Add with Carry"
Reference:
https://www.felixcloutier.com/x86/ADC.html
Extension:
BASE
Category:
BINARY
ISA-Set:
I86
CPL:
3
iform:
ADC_GPR8_IMMb_80r2
iclass:
ADC
ASM:
ADC
Operands
Operand 1 (r/w): Register (AL, CL, DL, BL, R8B, R9B, R10B, R11B)
Operand 2 (r): 8-bit immediate
Operand 3 (r/w, suppressed): Flags (AF: w, CF: r/w, OF: w, PF: w, SF: w, ZF: w)
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:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.53
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Alder Lake-E
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Measured (loop):
0.50
Measured (unrolled):
0.50
Number of μops
Executed: 1
Microcode Sequencer (MS): 0
Rocket Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.56
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Tiger Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.56
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Ice Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.56
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Cascade Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Cannon Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Skylake-X
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
IACA 2.3
Throughput
Computed from the port usage: 0.50
IACA:
0.76
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 3.0
Throughput
Computed from the port usage: 0.50
IACA:
0.50
Number of μops:
2
Port usage:
1*p0156+1*p06
Coffee Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Kaby Lake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
Skylake
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.55
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
IACA 2.3
Throughput
Computed from the port usage: 0.50
IACA:
0.76
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 3.0
Throughput
Computed from the port usage: 0.50
IACA:
0.50
Number of μops:
2
Port usage:
1*p0156+1*p06
Broadwell
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.56
Measured (unrolled):
0.50
Number of μops
Executed: 1
Retire slots: 1
Decoded (MITE): 1
Microcode Sequencer (MS): 0
Port usage:
1*p06
IACA 2.2
Throughput
Computed from the port usage: 0.50
IACA:
0.76 (with the -no_interiteration flag: 0.50)
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 2.3
Throughput
Computed from the port usage: 0.50
IACA:
0.76
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 3.0
Throughput
Computed from the port usage: 0.50
IACA:
0.50
Number of μops:
2
Port usage:
1*p0156+1*p06
Haswell
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.50
Measured (loop):
0.78
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*p0156+1*p06
IACA 2.1
Latency:
2
Throughput
Computed from the port usage: 0.50
IACA:
0.79 (with the -no_interiteration flag: 0.50)
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 2.2
Throughput
Computed from the port usage: 0.50
IACA:
0.76 (with the -no_interiteration flag: 0.50)
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 2.3
Throughput
Computed from the port usage: 0.50
IACA:
0.76
Number of μops:
2
Port usage:
1*p0156+1*p06
IACA 3.0
Throughput
Computed from the port usage: 0.50
IACA:
0.50
Number of μops:
2
Port usage:
1*p0156+1*p06
Ivy Bridge
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.67
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*p015+1*p05
IACA 2.1
Latency:
2
Throughput
Computed from the port usage: 0.67
IACA:
1.00 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
1*p015+1*p05
IACA 2.2
Throughput
Computed from the port usage: 0.67
IACA:
1.00 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
1*p015+1*p05
IACA 2.3
Throughput
Computed from the port usage: 0.67
IACA:
1.00
Number of μops:
2
Port usage:
1*p015+1*p05
Sandy Bridge
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Computed from the port usage: 0.67
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*p015+1*p05
IACA 2.1
Latency:
2
Throughput
Computed from the port usage: 0.67
IACA:
1.00 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
1*p015+1*p05
IACA 2.2
Throughput
Computed from the port usage: 0.67
IACA:
1.00 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
1*p015+1*p05
IACA 2.3
Throughput
Computed from the port usage: 0.67
IACA:
1.00
Number of μops:
2
Port usage:
1*p015+1*p05
Westmere
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Computed from the port usage: 0.67
Measured (loop):
1.00
Measured (unrolled):
1.00
Number of μops
Executed: 2
Retire slots: 2
Microcode Sequencer (MS): 0
Requires the complex decoder
Port usage:
2*p015
IACA 2.1
Latency:
2
Throughput
Computed from the port usage: 0.67
IACA:
1.16 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
2*p015
IACA 2.2
Throughput
Computed from the port usage: 0.67
IACA:
1.16 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
2*p015
Nehalem
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Computed from the port usage: 0.67
Measured (loop):
1.00
Measured (unrolled):
1.00
Number of μops
Executed: 2
Retire slots: 2
Microcode Sequencer (MS): 0
Requires the complex decoder
Port usage:
2*p015
IACA 2.1
Latency:
2
Throughput
Computed from the port usage: 0.67
IACA:
1.16 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
2*p015
IACA 2.2
Throughput
Computed from the port usage: 0.67
IACA:
1.16 (with the -no_interiteration flag: 0.70)
Number of μops:
2
Port usage:
2*p015
Wolfdale
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Computed from the port usage: 0.67
Measured (loop):
1.02
Measured (unrolled):
1.00
Number of μops
Executed: 2
Port usage:
2*p015
Conroe
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Computed from the port usage: 0.67
Measured (loop):
1.02
Measured (unrolled):
1.00
Number of μops
Executed: 2
Port usage:
2*p015
Tremont
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
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:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
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:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
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:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Measured (loop):
2.00
Measured (unrolled):
2.00
Number of μops
Executed: 1
Microcode Sequencer (MS): 0
Bonnell
Measurements
Latencies
Latency operand 1 → 1:
2
Latency operand 1 → 3:
2
Latency operand 3 → 1:
2
Latency operand 3 → 3:
2
Throughput
Measured (loop):
2.00
Measured (unrolled):
2.00
Number of μops
Executed: 1
Microcode Sequencer (MS): 0
AMD Zen 4
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Measured (loop):
0.52
Measured (unrolled):
0.50
Number of μops
Executed: 1
AMD Zen 3
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Measured (loop):
0.52
Measured (unrolled):
0.50
Number of μops
Executed: 1
AMD Zen 2
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Measured (loop):
0.53
Measured (unrolled):
0.50
Number of μops
Executed: 1
AMD Zen+
Measurements
Latencies
Latency operand 1 → 1:
1
Latency operand 1 → 3:
1
Latency operand 3 → 1:
1
Latency operand 3 → 3:
1
Throughput
Measured (loop):
0.53
Measured (unrolled):
0.50
Number of μops
Executed: 1
Documentation
Latency: 1
Throughput: 1.00
Number of μops: 1
Port usage: ALU