OV - Compare Loops

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Loops

▶main.cpp: 61 - 150.56 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s
Run CASCADE LAKE \| ICPX O3 + More Aggressive Flags							Run SKYLAKE \| ICPX O3 + More Aggressive Flags							Run NEOVERSE V1 \| ACFL O3 + Funroll + Ffastmath							Run NEOVERSE V2 \| G++ O3 + Funroll
Loop Source Regions							Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 61-67						Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 61-67						Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 60-67
							18	16.97	21.10	74.57	57.89	18.86	29.38	8	10.67	13.82	69.86	41.67	37.5	0.29	5	0.74	1.09	6.13	11.76	47.79	41.16

No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							Sum on 1 analyzed binary loop (kmeans-icpx-O3-aggressive - 18)							Sum on 1 analyzed binary loop (kmeans-acfl-O3-all - 8)							Sum on 1 analyzed binary loop (kmeans-gcc-O3-funroll - 5)
Analysis						Count	Analysis						Count	Analysis						Count	Analysis						Count
							Loop Computation Issues							Loop Computation Issues							Loop Computation Issues
							Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1	Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1	Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						0
							Presence of a large number of scalar integer instructions						0	Presence of a large number of scalar integer instructions						0	Presence of a large number of scalar integer instructions						1
							Control Flow Issues							Control Flow Issues							Control Flow Issues
							Presence of 2 to 4 paths						0	Presence of 2 to 4 paths						1	Presence of 2 to 4 paths						0
							Presence of more than 4 paths						1	Presence of more than 4 paths						0	Presence of more than 4 paths						0
							Data Access Issues							Data Access Issues							Data Access Issues
							Presence of special instructions executing on a single port						1	Presence of special instructions executing on a single port							Presence of special instructions executing on a single port
							Vectorization Roadblocks							Vectorization Roadblocks							Vectorization Roadblocks
							Presence of 2 to 4 paths						0	Presence of 2 to 4 paths						1	Presence of 2 to 4 paths						0
							Presence of more than 4 paths						1	Presence of more than 4 paths						0	Presence of more than 4 paths						1
							Inefficient Vectorization							Inefficient Vectorization							Inefficient Vectorization
							Presence of special instructions executing on a single port						1	Presence of special instructions executing on a single port							Presence of special instructions executing on a single port

▶main.cpp: 73 - 69.65 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s
Run CASCADE LAKE \| ICPX O3 + More Aggressive Flags							Run SKYLAKE \| ICPX O3 + More Aggressive Flags							Run NEOVERSE V1 \| ACFL O3 + Funroll + Ffastmath							Run NEOVERSE V2 \| G++ O3 + Funroll
Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 73-79						Loop Source Regions							Loop Source Regions							Loop Source Regions
18	12.42	14.28	69.65	57.89	18.86	43.41

Sum on 1 analyzed binary loop (kmeans-icpx-O3-aggressive - 18)							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.
Analysis						Count	Analysis						Count	Analysis						Count	Analysis						Count
Loop Computation Issues
Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1
Control Flow Issues
Presence of more than 4 paths						1
Data Access Issues
Presence of special instructions executing on a single port						1
Vectorization Roadblocks
Presence of more than 4 paths						1
Inefficient Vectorization
Presence of special instructions executing on a single port						1

▶main.cpp: 81 - 21.71 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s
Run CASCADE LAKE \| ICPX O3 + More Aggressive Flags							Run SKYLAKE \| ICPX O3 + More Aggressive Flags							Run NEOVERSE V1 \| ACFL O3 + Funroll + Ffastmath							Run NEOVERSE V2 \| G++ O3 + Funroll
Loop Source Regions							Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 81-84						Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 81-84						Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 81-84
							9	11.17	1.74	6.15	0	11.61	2.87	6	8.94	1.45	7.33	11.11	26.39	1.3	13	7.39	1.46	8.23	7.89	48.03	3.42

No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							Sum on 1 analyzed binary loop (kmeans-icpx-O3-aggressive - 9)							Sum on 1 analyzed binary loop (kmeans-acfl-O3-all - 6)							Sum on 1 analyzed binary loop (kmeans-gcc-O3-funroll - 13)
Analysis						Count	Analysis						Count	Analysis						Count	Analysis						Count
							Loop Computation Issues							Loop Computation Issues							Loop Computation Issues
							Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1	Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1	Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1
							Presence of a large number of scalar integer instructions						1	Presence of a large number of scalar integer instructions						1	Presence of a large number of scalar integer instructions						1
							Data Access Issues							Data Access Issues							Data Access Issues
							Presence of constant non-unit stride data access						0	Presence of constant non-unit stride data access						0	Presence of constant non-unit stride data access						1
							Presence of indirect access						1	Presence of indirect access						1	Presence of indirect access						1
							Vectorization Roadblocks							Vectorization Roadblocks							Vectorization Roadblocks
							Presence of constant non-unit stride data access						0	Presence of constant non-unit stride data access						0	Presence of constant non-unit stride data access						1
							Presence of indirect access						1	Presence of indirect access						1	Presence of indirect access						1

▶main.cpp: 93 - 5.52 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Wall Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	GFLOP/s
Run CASCADE LAKE \| ICPX O3 + More Aggressive Flags							Run SKYLAKE \| ICPX O3 + More Aggressive Flags							Run NEOVERSE V1 \| ACFL O3 + Funroll + Ffastmath							Run NEOVERSE V2 \| G++ O3 + Funroll
Loop Source Regions	/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 93-96						Loop Source Regions							Loop Source Regions							Loop Source Regions
9	7.81	1.13	5.52	0	11.61	4.41

Sum on 1 analyzed binary loop (kmeans-icpx-O3-aggressive - 9)							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.							No Optimizer analysis found for any assembly loop. More loops can be analyzed using option --optimizer-loop-count.
Analysis						Count	Analysis						Count	Analysis						Count	Analysis						Count
Loop Computation Issues
Less than 10% of the FP ADD/SUB/MUL arithmetic operations are performed using FMA						1
Presence of a large number of scalar integer instructions						1
Data Access Issues
Presence of indirect access						1
Vectorization Roadblocks
Presence of indirect access						1

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