OV - Compare Loops

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Loops

▶simulation.cpp: 1861 - 5.46 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions						Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 1861-1861					Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 1861-1861					Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 1861-1861
						6	0.16	0.16	0.17	92.31	96.15	5	0.13	0.12	0.13	92.31	96.15	5	0.22	0.22	0.25	88.89	94.44
						7	0.51	0.51	0.54	77.78	88.89	6	0.52	0.51	0.55	77.78	88.89	6	0.44	0.44	0.50	77.78	88.89
						9	0.31	0.31	0.32	85.71	92.86	8	0.31	0.31	0.34	85.71	92.86	8	0.32	0.31	0.36	85.71	92.86
						10	0.75	0.75	0.79	77.78	88.89	9	0.63	0.64	0.68	77.78	88.89	9	0.75	0.74	0.84	77.78	88.89

No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						Sum on 4 analyzed binary loops (xy_model - 6, xy_model - 7, xy_model - 9, xy_model - 10)						Sum on 4 analyzed binary loops (xy_model - 5, xy_model - 6, xy_model - 8, xy_model - 9)						Sum on 4 analyzed binary loops (xy_model - 5, xy_model - 6, xy_model - 8, xy_model - 9)
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
						Data Access Issues						Data Access Issues						Data Access Issues
						Presence of constant non-unit stride data access					1	Presence of constant non-unit stride data access					1	Presence of constant non-unit stride data access					1
						Vectorization Roadblocks						Vectorization Roadblocks						Vectorization Roadblocks
						Presence of constant non-unit stride data access					1	Presence of constant non-unit stride data access					1	Presence of constant non-unit stride data access					1

▶simulation.cpp: 46 - 2.79 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 46-49					Loop Source Regions						Loop Source Regions						Loop Source Regions
6	25.49	25.49	2.79	0	48.81

Sum on 1 analyzed binary loop (xy_model - 6)						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-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
Control Flow Issues
Presence of calls					1
Data Access Issues
Presence of indirect access					1
Vectorization Roadblocks
Presence of calls					1
Presence of indirect access					1

▶simulation.cpp: 27 - 1.50 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions						Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 27-27 /kairos3/invite/cmskvn/XY-model/simulation.cpp: 61-61					Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 27-28 /kairos3/invite/cmskvn/XY-model/simulation.cpp: 60-61					Loop Source Regions	/kairos3/invite/cmskvn/XY-model/simulation.cpp: 27-28 /kairos3/invite/cmskvn/XY-model/simulation.cpp: 60-61
						1	0.01	0.01	0.01	0	50	1	0.76	0.76	0.81	0	45.45	1	0.61	0.61	0.68	0	45.45

No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						Sum on 1 analyzed binary loop (xy_model - 1)						Sum on 1 analyzed binary loop (xy_model - 1)
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
												Control Flow Issues						Control Flow Issues
												Vectorization Roadblocks						Vectorization Roadblocks
												Presence of more than 4 paths					1	Presence of more than 4 paths					1

▶random.tcc: 411 - 1.24 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions	/usr/lib/gcc/aarch64-redhat-linux/11/../../../../include/c++/11/bits/random.tcc: 411-415					Loop Source Regions						Loop Source Regions						Loop Source Regions
14	11.30	11.30	1.24	0	50

Sum on 1 analyzed binary loop (xy_model - 14)						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
Control Flow Issues
Vectorization Roadblocks
Presence of more than 4 paths					1

▶random.tcc: 403 - 0.94 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions	/usr/lib/gcc/aarch64-redhat-linux/11/../../../../include/c++/11/bits/random.tcc: 403-407					Loop Source Regions						Loop Source Regions						Loop Source Regions
15	8.57	8.57	0.94	0	50

Sum on 1 analyzed binary loop (xy_model - 15)						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
Control Flow Issues
Presence of 2 to 4 paths					1
Data Access Issues
Presence of constant non-unit stride data access					1
Vectorization Roadblocks
Presence of 2 to 4 paths					1
Presence of constant non-unit stride data access					1

▶random.tcc: 3366 - 0.88 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions	/usr/lib/gcc/aarch64-redhat-linux/11/../../../../include/c++/11/bits/random.tcc: 3366-3368					Loop Source Regions						Loop Source Regions						Loop Source Regions
17	8.02	8.02	0.88	9.09	54.55

Sum on 1 analyzed binary loop (xy_model - 17)						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
Loop Computation Issues
Presence of a large number of scalar integer instructions					1
Control Flow Issues
Presence of calls					1
Vectorization Roadblocks
Presence of calls					1

▶mpi_utils.cpp: 26 - 0.01 %

ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)	ASM Loop ID	Max Time Over Threads (s)	Time w.r.t. Application Profiled Time (s)	Cov (%)	Vect. Ratio (%)	Vector Length Use (%)
Run nvhpc26-1_m1-144_o1_default						Run nvhpc26-1_m1-144_o2_default						Run nvhpc26-1_m1-144_o3_default						Run nvhpc26-1_m1-144_ofast_default
Loop Source Regions						Loop Source Regions						Loop Source Regions						Loop Source Regions	/kairos3/invite/cmskvn/XY-model/mpi_utils.cpp: 26-28
																		33	0.01	0.01	0.01	0	49.24

No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						No Loops Overview analysis found for any assembly loop. More loops can be analyzed using option --summary-loop-count.						Sum on 1 analyzed binary loop (xy_model - 33)
Analysis					Count	Analysis					Count	Analysis					Count	Analysis					Count
																		Data Access Issues
																		Presence of constant non-unit stride data access					1
																		Vectorization Roadblocks
																		Presence of constant non-unit stride data access					1

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