| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone .omp_outlined] | Module: kmeans-acfl-Ofast | Source: main.cpp:58-67 | Coverage (incl. loops): 90.87% | (excl. loops): 0.00% |
|---|
| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone .omp_outlined] | Module: kmeans-acfl-Ofast | Source: main.cpp:58-67 | Coverage (incl. loops): 90.87% | (excl. loops): 0.00% |
|---|
/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 58 - 67 |
-------------------------------------------------------------------------------- |
58: #pragma omp parallel for |
59: for (int i = 0; i < n; ++i) { |
60: double optimal_dist = DBL_MAX; |
61: for (int j = 0; j < k; ++j) { |
62: double dist = |
63: (points[i].x - centroids[j].x) * (points[i].x - centroids[j].x) + |
64: (points[i].y - centroids[j].y) * (points[i].y - centroids[j].y); |
65: if (dist < optimal_dist) { |
66: optimal_dist = dist; |
67: assignment[i] = j; |
0x19ac SUB SP, SP, #96 |
0x19b0 STP X29, X30, [SP, #32] |
0x19b4 STP X24, X23, [SP, #48] |
0x19b8 STP X22, X21, [SP, #64] |
0x19bc STP X20, X19, [SP, #80] |
0x19c0 ADD X29, SP, #32 |
0x19c4 LDR W8, [X2] |
0x19c8 SUBS W24, W8, #1 |
0x19cc B.LT 1ac4 |
0x19d0 LDR W21, [X0] |
0x19d4 ORR X19, XZR, X6 |
0x19d8 ORR X22, XZR, X5 |
0x19dc ORR X23, XZR, X4 |
0x19e0 ORR X20, XZR, X3 |
0x19e4 MOVZ W8, #1 |
0x19e8 ADRP X0, |
0x19ec ADD X0, X0, #3296 |
0x19f0 ADD X3, SP, #16 |
0x19f4 SUB X4, X29, #4 |
0x19f8 SUB X5, X29, #8 |
0x19fc SUB X6, X29, #12 |
0x1a00 ORR W1, WZR, W21 |
0x1a04 MOVZ W2, #34 |
0x1a08 MOVZ W7, #1 |
0x1a0c STP W24, WZR, [X29, #504] |
0x1a10 STUR W8, [X29, #500] |
0x1a14 STR WZR, [SP, #16] |
0x1a18 STR W8, [SP] |
0x1a1c BL 1290 |
0x1a20 LDP W9, W8, [X29, #504] |
0x1a24 SBFM X8, X8, #0, #31 |
0x1a28 CMP W9, W24 |
0x1a2c CSEL W12, W9, W24, #11 |
0x1a30 CMP W8, W12 |
0x1a34 B.GT 1ab4 |
0x1a38 LDR W9, [X20] |
0x1a3c CMP W9, #1 |
0x1a40 B.LT 1ab4 |
0x1a44 LDR X10, [X23] |
0x1a48 LDR X11, [X22] |
0x1a4c ADD W12, W12, #1 |
0x1a50 MOVN X15, #32784 |
0x1a54 B 1a64 |
(7) 0x1a58 ADD X8, X8, #1 |
(7) 0x1a5c CMP W12, W8 |
(7) 0x1a60 B.EQ 1ab4 |
(7) 0x1a64 CMP W9, #1 |
(7) 0x1a68 B.LT 1a58 |
(7) 0x1a6c FMOV D1, X15 |
(7) 0x1a70 LDR Q0, [X10, X8,LSL #4] |
(7) 0x1a74 LDR X14, [X19] |
(7) 0x1a78 ORR X13, XZR, XZR |
(7) 0x1a7c B 1a8c |
(8) 0x1a80 ADD X13, X13, #1 |
(8) 0x1a84 CMP X13, W9,SXTW |
(8) 0x1a88 B.GE 1a58 |
(8) 0x1a8c LDR Q2, [X11, X13,LSL #4] |
(8) 0x1a90 FSUB V2.2D, V0.2D, V2.2D |
(8) 0x1a94 FMUL V2.2D, V2.2D, V2.2D |
(8) 0x1a98 FADDP D2, V2.2D |
(8) 0x1a9c FCMP D2, D1 |
(8) 0x1aa0 B.GE 1a80 |
(8) 0x1aa4 FMOV D1, D2 |
(8) 0x1aa8 STR W13, [X14, X8,LSL #2] |
(8) 0x1aac LDR W9, [X20] |
(8) 0x1ab0 B 1a80 |
0x1ab4 ADRP X0, |
0x1ab8 ADD X0, X0, #3320 |
0x1abc ORR W1, WZR, W21 |
0x1ac0 BL 1150 |
0x1ac4 LDP X20, X19, [SP, #80] |
0x1ac8 LDP X22, X21, [SP, #64] |
0x1acc LDP X24, X23, [SP, #48] |
0x1ad0 LDP X29, X30, [SP, #32] |
0x1ad4 ADD SP, SP, #96 |
0x1ad8 RET |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○95.94 | __kmp_invoke_microtask | libomp.so | |
| ►4.06+ | __kmp_invoke_microtask | libomp.so | |
| ○ | _dl_rtld_di_serinfo | ld-2.31.so | |
| ○ | _dl_rtld_di_serinfo | ld-2.31.so | |
| ○ | _dl_rtld_di_serinfo | ld-2.31.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ○100.00 | __kmp_invoke_microtask | libomp.so |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| Path / |
The code analyzed by CQA in that panel excludes loops and represents 0.00% of application time for run run_1_thread
| Source file and lines | main.cpp:58-67 |
| Module | kmeans-acfl-Ofast |
| nb instructions | 53 |
| nb uops | 53 |
| loop length | 212 |
| used w registers | 9 |
| used x registers | 19 |
| used b registers | 0 |
| used h registers | 0 |
| used s registers | 1 |
| used d registers | 0 |
| used q registers | 0 |
| used v registers | 0 |
| used z registers | 0 |
| nb stack references | 10 |
| micro-operation queue | 6.63 cycles |
| front end | 6.63 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 3.50 | 3.50 | 7.50 | 7.50 | 7.50 | 7.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 6.00 | 4.00 | 4.00 |
| cycles | 3.50 | 3.50 | 7.50 | 7.50 | 7.50 | 7.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 6.00 | 4.00 | 4.00 |
| Cycles executing div or sqrt instructions | NA |
| Front-end | 6.63 |
| Dispatch | 7.50 |
| Overall L1 | 7.50 |
| all | 0% |
| load | 0% |
| store | 0% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 0% |
| all | 24% |
| load | 18% |
| store | 32% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 20% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 22% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SUB SP, SP, #96 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| STP X29, X30, [SP, #32] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X24, X23, [SP, #48] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X22, X21, [SP, #64] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X20, X19, [SP, #80] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| ADD X29, SP, #32 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| LDR W8, [X2] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| SUBS W24, W8, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.LT 1ac4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x118> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR W21, [X0] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| ORR X19, XZR, X6 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| ORR X22, XZR, X5 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR X23, XZR, X4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR X20, XZR, X3 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| MOVZ W8, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| ADRP X0, <1f9e8> | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X0, X0, #3296 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X3, SP, #16 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X4, X29, #4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X5, X29, #8 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X6, X29, #12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| ORR W1, WZR, W21 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| MOVZ W2, #34 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| MOVZ W7, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| STP W24, WZR, [X29, #504] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (25.0%) |
| STUR W8, [X29, #500] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| STR WZR, [SP, #16] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| STR W8, [SP] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| BL 1290 <@plt_start@+0x170> | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDP W9, W8, [X29, #504] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| SBFM X8, X8, #0, #31 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (100.0%) |
| CMP W9, W24 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| CSEL W12, W9, W24, #11 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| CMP W8, W12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.GT 1ab4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x108> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR W9, [X20] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| CMP W9, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.LT 1ab4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x108> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR X10, [X23] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| LDR X11, [X22] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| ADD W12, W12, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| MOVN X15, #32784 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| B 1a64 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0xb8> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| ADRP X0, <1fab4> | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X0, X0, #3320 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR W1, WZR, W21 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| BL 1150 <@plt_start@+0x30> | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDP X20, X19, [SP, #80] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X22, X21, [SP, #64] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X24, X23, [SP, #48] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X29, X30, [SP, #32] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| ADD SP, SP, #96 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| RET | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
The code analyzed by CQA in that panel excludes loops and represents 0.00% of application time for run run_1_thread
| Source file and lines | main.cpp:58-67 |
| Module | kmeans-acfl-Ofast |
| nb instructions | 53 |
| nb uops | 53 |
| loop length | 212 |
| used w registers | 9 |
| used x registers | 19 |
| used b registers | 0 |
| used h registers | 0 |
| used s registers | 1 |
| used d registers | 0 |
| used q registers | 0 |
| used v registers | 0 |
| used z registers | 0 |
| nb stack references | 10 |
| micro-operation queue | 6.63 cycles |
| front end | 6.63 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 3.50 | 3.50 | 7.50 | 7.50 | 7.50 | 7.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 6.00 | 4.00 | 4.00 |
| cycles | 3.50 | 3.50 | 7.50 | 7.50 | 7.50 | 7.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 6.00 | 4.00 | 4.00 |
| Cycles executing div or sqrt instructions | NA |
| Front-end | 6.63 |
| Dispatch | 7.50 |
| Overall L1 | 7.50 |
| all | 0% |
| load | 0% |
| store | 0% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 0% |
| all | 24% |
| load | 18% |
| store | 32% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 20% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 22% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SUB SP, SP, #96 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| STP X29, X30, [SP, #32] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X24, X23, [SP, #48] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X22, X21, [SP, #64] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| STP X20, X19, [SP, #80] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| ADD X29, SP, #32 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| LDR W8, [X2] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| SUBS W24, W8, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.LT 1ac4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x118> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR W21, [X0] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| ORR X19, XZR, X6 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| ORR X22, XZR, X5 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR X23, XZR, X4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR X20, XZR, X3 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| MOVZ W8, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| ADRP X0, <1f9e8> | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X0, X0, #3296 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X3, SP, #16 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X4, X29, #4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X5, X29, #8 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| SUB X6, X29, #12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| ORR W1, WZR, W21 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| MOVZ W2, #34 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| MOVZ W7, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| STP W24, WZR, [X29, #504] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (25.0%) |
| STUR W8, [X29, #500] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| STR WZR, [SP, #16] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| STR W8, [SP] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (12.5%) |
| BL 1290 <@plt_start@+0x170> | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDP W9, W8, [X29, #504] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| SBFM X8, X8, #0, #31 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (100.0%) |
| CMP W9, W24 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| CSEL W12, W9, W24, #11 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| CMP W8, W12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.GT 1ab4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x108> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR W9, [X20] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (12.5%) |
| CMP W9, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | scal (12.5%) |
| B.LT 1ab4 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0x108> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDR X10, [X23] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| LDR X11, [X22] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 | scal (25.0%) |
| ADD W12, W12, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| MOVN X15, #32784 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (25.0%) |
| B 1a64 <_Z7k_meansiP7point_tS0_PiS0_ii.omp_outlined+0xb8> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| ADRP X0, <1fab4> | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ADD X0, X0, #3320 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| ORR W1, WZR, W21 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | scal (12.5%) |
| BL 1150 <@plt_start@+0x30> | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| LDP X20, X19, [SP, #80] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X22, X21, [SP, #64] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X24, X23, [SP, #48] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| LDP X29, X30, [SP, #32] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 1 | N/A |
| ADD SP, SP, #96 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| RET | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| Run run_1_thread | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 1 |
|---|---|
| Run run_2_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 2 |
| Run run_4_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 4 |
| Run run_8_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 8 |
| Run run_16_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 16 |
| Run run_32_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 32 |
| Run run_48_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 48 |
| Run run_64_threads | Number processes: 1Number nodes: 1Number processes per node: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 64 |
| (run_1_thread) Efficiency | (run_1_thread) Potential Speed-Up (%) | (run_2_threads) Efficiency | (run_2_threads) Potential Speed-Up (%) | (run_4_threads) Efficiency | (run_4_threads) Potential Speed-Up (%) | (run_8_threads) Efficiency | (run_8_threads) Potential Speed-Up (%) | (run_16_threads) Efficiency | (run_16_threads) Potential Speed-Up (%) | (run_32_threads) Efficiency | (run_32_threads) Potential Speed-Up (%) | (run_48_threads) Efficiency | (run_48_threads) Potential Speed-Up (%) | (run_64_threads) Efficiency | (run_64_threads) Potential Speed-Up (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 0.95 | 4.72 | 0.87 | 11.04 | 0.76 | 17.44 | 0.64 | 21.27 | 0.5 | 22.62 | 0.43 | 22.01 | 0.37 | 21.91 |
| Run | Number of threads | Efficiency (ideal is 1) | Speedup | Ideal Speedup | Time (s) | Coverage (%) |
|---|---|---|---|---|---|---|
| run_1_thread | 1 | 1 | 1 | 1 | 93.830917358398 | 90.873077392578 |
| run_2_threads | 2 | 0.95 | 1.89 | 2 | 47.233982086182 | 87.557182312012 |
| run_4_threads | 4 | 0.87 | 3.46 | 4 | 23.741983413696 | 81.78150177002 |
| run_8_threads | 8 | 0.76 | 6.07 | 8 | 11.95499420166 | 72.333831787109 |
| run_16_threads | 16 | 0.64 | 10.24 | 16 | 6.0969958305359 | 59.050273895264 |
| run_32_threads | 32 | 0.5 | 16.08 | 32 | 3.387996673584 | 45.45906829834 |
| run_48_threads | 48 | 0.43 | 20.45 | 48 | 2.4969997406006 | 38.349243164063 |
| run_64_threads | 64 | 0.37 | 23.44 | 64 | 2.1209993362427 | 34.564575195313 |
| Name | Coverage (%) | Time (s) |
|---|---|---|
| ▼k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone .omp_outlined]– | 90.87 | 93.83 |
| ▼Loop 7 - main.cpp:59-67 - kmeans-acfl-Ofast– | 1.19 | 1.22 |
| ○Loop 8 - main.cpp:61-67 - kmeans-acfl-Ofast | 89.69 | 92.61 |
