| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) | Module: kmeans-gcc-O3 | Source: main.cpp:55-96 [...] | Coverage (incl. loops): 8.48% | (excl. loops): 0.00% |
|---|
| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) | Module: kmeans-gcc-O3 | Source: main.cpp:55-96 [...] | Coverage (incl. loops): 8.48% | (excl. loops): 0.00% |
|---|
/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 55 - 96 |
-------------------------------------------------------------------------------- |
55: void k_means(int niters, point_t *points, point_t *centroids, int *assignment, point_t* memory, int n, int k) { |
56: for (int iter = 0; iter < niters; ++iter) { |
57: // determine nearest centroids |
58: #pragma omp parallel for |
[...] |
73: int count[k]; |
74: double sum_x[k]; |
75: double sum_y[k]; |
76: for (int j = 0; j < k; ++j) { |
77: count[j] = 0; |
78: sum_x[j] = 0.; |
79: sum_y[j] = 0.; |
80: } |
81: for (int i = 0; i < n; ++i) { |
82: count[assignment[i]]++; |
83: sum_x[assignment[i]] += points[i].x; |
84: sum_y[assignment[i]] += points[i].y; |
85: } |
86: for (int j = 0; j < k; ++j) { |
87: if (count[j] != 0) { |
88: centroids[j].x = sum_x[j] / count[j]; |
89: centroids[j].y = sum_y[j] / count[j]; |
90: } |
91: // save centroids to memory |
92: memory[(iter + 1) * k + j].x = centroids[j].x; |
93: memory[(iter + 1) * k + j].y = centroids[j].y; |
94: } |
95: } |
96: } |
0x401dac STP X29, X30, [SP, #816]! |
0x401db0 ADD X29, SP, #0 |
0x401db4 STP X19, X20, [SP, #16] |
0x401db8 STP X21, X22, [SP, #32] |
0x401dbc STP X23, X24, [SP, #48] |
0x401dc0 STP X25, X26, [SP, #64] |
0x401dc4 STP X27, X28, [SP, #80] |
0x401dc8 STR X4, [X29, #112] |
0x401dcc STR W0, [X29, #140] |
0x401dd0 STR X1, [X29, #160] |
0x401dd4 CMP W0, #0 |
0x401dd8 B.LE 401f78 |
0x401ddc SBFM X0, X6, #62, #31 |
0x401de0 SUB W22, W6, #1 |
0x401de4 ADD X1, X0, #15 |
0x401de8 ADRP X0, 401de8 |
0x401dec AND X1, X1, #7932 |
0x401df0 ADD X0, X0, #2912 |
0x401df4 ADD X22, X22, #1 |
0x401df8 SBFM X21, X6, #61, #31 |
0x401dfc STP X0, X1, [X29, #120] |
0x401e00 UBFM X1, X22, #62, #61 |
0x401e04 ADD X21, X21, #15 |
0x401e08 ORR X24, XZR, X2 |
0x401e0c ORR X27, XZR, X3 |
0x401e10 ORR W26, WZR, W5 |
0x401e14 ORR W28, WZR, W6 |
0x401e18 MOVZ W19, #0 |
0x401e1c AND X21, X21, #7932 |
0x401e20 STR X1, [X29, #104] |
0x401e24 SBFM X25, X6, #0, #31 |
0x401e28 UBFM X1, X22, #61, #60 |
0x401e2c ORR W20, WZR, W6 |
0x401e30 STR X1, [X29, #152] |
0x401e34 HINT #0 |
0x401e38 HINT #0 |
0x401e3c HINT #0 |
(12) 0x401e40 LDR X0, [X29, #160] |
(12) 0x401e44 ADD X4, SP, #0 |
(12) 0x401e48 MOVZ W3, #0 |
(12) 0x401e4c MOVZ W2, #0 |
(12) 0x401e50 ADD X1, X29, #176 |
(12) 0x401e54 STR X27, [X29, #192] |
(12) 0x401e58 STR X4, [X29, #168] |
(12) 0x401e5c ADD W19, W19, #1 |
(12) 0x401e60 STP W26, W28, [X29, #200] |
(12) 0x401e64 STP X0, X24, [X29, #176] |
(12) 0x401e68 LDR X0, [X29, #120] |
(12) 0x401e6c BL 4016a0 |
(12) 0x401e70 LDR X0, [X29, #128] |
(12) 0x401e74 SUB SP, SP, X0,UXTX |
(12) 0x401e78 ADD X7, SP, #0 |
(12) 0x401e7c SUB SP, SP, X21,UXTX |
(12) 0x401e80 ADD X22, SP, #0 |
(12) 0x401e84 SUB SP, SP, X21,UXTX |
(12) 0x401e88 ADD X23, SP, #0 |
(12) 0x401e8c CMP W28, #0 |
(12) 0x401e90 B.LE 401fe0 |
(12) 0x401e94 LDR X2, [X29, #104] |
(12) 0x401e98 ORR X0, XZR, X7 |
(12) 0x401e9c MOVZ W1, #0 |
(12) 0x401ea0 STR X7, [X29, #144] |
(12) 0x401ea4 BL 4015d0 |
(12) 0x401ea8 LDR X2, [X29, #152] |
(12) 0x401eac MOVZ W1, #0 |
(12) 0x401eb0 ORR X0, XZR, X22 |
(12) 0x401eb4 BL 4015d0 |
(12) 0x401eb8 LDR X2, [X29, #152] |
(12) 0x401ebc ADD X0, SP, #0 |
(12) 0x401ec0 MOVZ W1, #0 |
(12) 0x401ec4 BL 4015d0 |
(12) 0x401ec8 CMP W26, #0 |
(12) 0x401ecc LDR X7, [X29, #144] |
(12) 0x401ed0 B.LE 401f24 |
(12) 0x401ed4 LDR X2, [X29, #160] |
(12) 0x401ed8 MOVZ X1, #0 |
(12) 0x401edc HINT #0 |
(11) 0x401ee0 LDR W0, [X27, X1,LSL #2] |
(11) 0x401ee4 ADD X1, X1, #1 |
(11) 0x401ee8 LDP D28, D30, [X2], #16 |
(11) 0x401eec LDR D29, [X22, X0,SXTW #3] |
(11) 0x401ef0 SBFM X11, X0, #62, #31 |
(11) 0x401ef4 LDR D31, [X23, X0,SXTW #3] |
(11) 0x401ef8 LDR W4, [X7, X11] |
(11) 0x401efc FADD D28, D29, D28 |
(11) 0x401f00 FADD D30, D31, D30 |
(11) 0x401f04 ADD W4, W4, #1 |
(11) 0x401f08 STR W4, [X7, X11] |
(11) 0x401f0c STR D28, [X22, X0,SXTW #3] |
(11) 0x401f10 STR D30, [X23, X0,SXTW #3] |
(11) 0x401f14 CMP W26, W1 |
(11) 0x401f18 B.GT 401ee0 |
(12) 0x401f1c CMP W28, #0 |
(12) 0x401f20 B.LE 401f60 |
(10) 0x401f24 MOVZ X0, #0 |
(10) 0x401f28 ADD X2, X24, #8 |
(10) 0x401f2c LDR X1, [X29, #112] |
(10) 0x401f30 ADD X1, X1, W20,UXTW #4 |
(10) 0x401f34 HINT #0 |
(10) 0x401f38 HINT #0 |
(10) 0x401f3c HINT #0 |
(10) 0x401f40 LDR W4, [X7, X0,LSL #2] |
(10) 0x401f44 CBNZ W4, 401f98 |
(10) 0x401f48 LDUR D31, [X2, #504] |
(10) 0x401f4c ADD X0, X0, #1 |
(10) 0x401f50 LDR D30, [X2], #16 |
(10) 0x401f54 STP D31, D30, [X1], #16 |
(10) 0x401f58 CMP X25, X0 |
(10) 0x401f5c B.NE 401f40 |
(12) 0x401f60 LDR X0, [X29, #168] |
(12) 0x401f64 ADD W20, W20, W28 |
(12) 0x401f68 ADD SP, X0, #0 |
(12) 0x401f6c LDR W0, [X29, #140] |
(12) 0x401f70 CMP W0, W19 |
(12) 0x401f74 B.NE 401e40 |
(13) 0x401f78 ADD SP, X29, #0 |
(13) 0x401f7c LDP X19, X20, [SP, #16] |
(13) 0x401f80 LDP X21, X22, [SP, #32] |
(13) 0x401f84 LDP X23, X24, [SP, #48] |
(13) 0x401f88 LDP X25, X26, [SP, #64] |
(13) 0x401f8c LDP X27, X28, [SP, #80] |
(13) 0x401f90 LDP X29, X30, [SP], #208 |
(13) 0x401f94 RET |
(9) 0x401f98 LDR D26, [X22, X0,LSL #3] |
(9) 0x401f9c SCVTF D27, W4 |
(9) 0x401fa0 FDIV D26, D26, D27 |
(9) 0x401fa4 STUR D26, [X2, #504] |
(9) 0x401fa8 LDR D25, [X23, X0,LSL #3] |
(9) 0x401fac ADD X0, X0, #1 |
(9) 0x401fb0 FDIV D25, D25, D27 |
(9) 0x401fb4 STR D25, [X2], #16 |
(9) 0x401fb8 STP D26, D25, [X1], #16 |
(9) 0x401fbc CMP X25, X0 |
(9) 0x401fc0 B.NE 401f40 |
(9) 0x401fc4 LDR X0, [X29, #168] |
(9) 0x401fc8 ADD W20, W20, W28 |
(9) 0x401fcc ADD SP, X0, #0 |
(9) 0x401fd0 LDR W0, [X29, #140] |
(9) 0x401fd4 CMP W0, W19 |
(9) 0x401fd8 B.NE 401e40 |
(13) 0x401fdc B 401f78 |
(12) 0x401fe0 CMP W26, #0 |
(12) 0x401fe4 B.GT 401ed4 |
(12) 0x401fe8 B 401f60 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | main | main.cpp:19 | kmeans-gcc-O3 |
| ○ | __libc_start_main | libc-2.31.so | |
| ○ | _start | new_allocator.h:104 | kmeans-gcc-O3 |
| 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:55-96 |
| Module | kmeans-gcc-O3 |
| nb instructions | 37 |
| nb uops | 34 |
| loop length | 148 |
| 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 | 6 |
| micro-operation queue | 4.25 cycles |
| front end | 4.25 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 0.50 | 0.50 | 5.50 | 5.50 | 5.50 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 0.00 | 6.00 | 6.00 |
| cycles | 0.50 | 0.50 | 5.50 | 5.50 | 5.50 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 0.00 | 6.00 | 6.00 |
| Cycles executing div or sqrt instructions | NA |
| Front-end | 4.25 |
| Dispatch | 6.00 |
| Overall L1 | 6.00 |
| all | 0% |
| load | NA (no load vectorizable/vectorized instructions) |
| 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 | 33% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 38% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 22% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 32% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STP X29, X30, [SP, #816]! | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| ADD X29, SP, #0 | 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 X19, X20, [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 (50.0%) |
| STP X21, X22, [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 X23, X24, [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 X25, X26, [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 X27, X28, [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%) |
| STR X4, [X29, #112] | 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%) |
| STR W0, [X29, #140] | 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 X1, [X29, #160] | 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%) |
| CMP W0, #0 | 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.LE 401f78 <_Z7k_meansiP7point_tS0_PiS0_ii+0x1cc> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| SBFM X0, X6, #62, #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%) |
| SUB W22, W6, #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%) |
| ADD X1, X0, #15 | 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%) |
| ADRP X0, 401de8 <_Z7k_meansiP7point_tS0_PiS0_ii+0x3c> | 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%) |
| AND X1, X1, #7932 | 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%) |
| ADD X0, X0, #2912 | 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%) |
| ADD X22, X22, #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 (25.0%) |
| SBFM X21, X6, #61, #31 | 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 X0, X1, [X29, #120] | 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%) |
| UBFM X1, X22, #62, #61 | 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%) |
| ADD X21, X21, #15 | 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 X24, XZR, X2 | 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 X27, 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 | scal (25.0%) |
| ORR W26, WZR, W5 | 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%) |
| ORR W28, WZR, W6 | 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 W19, #0 | 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%) |
| AND X21, X21, #7932 | 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 |
| STR X1, [X29, #104] | 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%) |
| SBFM X25, X6, #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%) |
| UBFM X1, X22, #61, #60 | 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 W20, WZR, W6 | 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%) |
| STR X1, [X29, #152] | 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%) |
| HINT #0 | N/A | ||||||||||||||||||
| HINT #0 | N/A | ||||||||||||||||||
| HINT #0 | 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:55-96 |
| Module | kmeans-gcc-O3 |
| nb instructions | 37 |
| nb uops | 34 |
| loop length | 148 |
| 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 | 6 |
| micro-operation queue | 4.25 cycles |
| front end | 4.25 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 0.50 | 0.50 | 5.50 | 5.50 | 5.50 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 0.00 | 6.00 | 6.00 |
| cycles | 0.50 | 0.50 | 5.50 | 5.50 | 5.50 | 5.50 | 0.00 | 0.00 | 0.00 | 0.00 | 6.00 | 6.00 | 0.00 | 6.00 | 6.00 |
| Cycles executing div or sqrt instructions | NA |
| Front-end | 4.25 |
| Dispatch | 6.00 |
| Overall L1 | 6.00 |
| all | 0% |
| load | NA (no load vectorizable/vectorized instructions) |
| 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 | 33% |
| load | NA (no load vectorizable/vectorized instructions) |
| store | 38% |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | 22% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | 32% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STP X29, X30, [SP, #816]! | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0.50 | 0.50 | 1 | 0.50 | scal (50.0%) |
| ADD X29, SP, #0 | 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 X19, X20, [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 (50.0%) |
| STP X21, X22, [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 X23, X24, [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 X25, X26, [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 X27, X28, [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%) |
| STR X4, [X29, #112] | 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%) |
| STR W0, [X29, #140] | 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 X1, [X29, #160] | 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%) |
| CMP W0, #0 | 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.LE 401f78 <_Z7k_meansiP7point_tS0_PiS0_ii+0x1cc> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| SBFM X0, X6, #62, #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%) |
| SUB W22, W6, #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%) |
| ADD X1, X0, #15 | 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%) |
| ADRP X0, 401de8 <_Z7k_meansiP7point_tS0_PiS0_ii+0x3c> | 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%) |
| AND X1, X1, #7932 | 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%) |
| ADD X0, X0, #2912 | 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%) |
| ADD X22, X22, #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 (25.0%) |
| SBFM X21, X6, #61, #31 | 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 X0, X1, [X29, #120] | 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%) |
| UBFM X1, X22, #62, #61 | 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%) |
| ADD X21, X21, #15 | 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 X24, XZR, X2 | 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 X27, 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 | scal (25.0%) |
| ORR W26, WZR, W5 | 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%) |
| ORR W28, WZR, W6 | 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 W19, #0 | 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%) |
| AND X21, X21, #7932 | 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 |
| STR X1, [X29, #104] | 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%) |
| SBFM X25, X6, #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%) |
| UBFM X1, X22, #61, #60 | 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 W20, WZR, W6 | 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%) |
| STR X1, [X29, #152] | 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%) |
| HINT #0 | N/A | ||||||||||||||||||
| HINT #0 | N/A | ||||||||||||||||||
| HINT #0 | 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 | 0.92 | 0.65 | 0.8 | 1.7 | 0.64 | 3.02 | 0.45 | 4.52 | 0.29 | 5.48 | 0.23 | 5.53 | 0.19 | 5.28 |
| Run | Number of threads | Efficiency (ideal is 1) | Speedup | Ideal Speedup | Time (s) | Coverage (%) |
|---|---|---|---|---|---|---|
| run_1_thread | 1 | 1 | 1 | 1 | 9.3339996337891 | 8.4812908172607 |
| run_2_threads | 1 | 0.92 | 1.85 | 2 | 9.3319959640503 | 8.427098274231 |
| run_4_threads | 1 | 0.8 | 3.19 | 4 | 9.3369960784912 | 8.4001321792603 |
| run_8_threads | 1 | 0.64 | 5.09 | 8 | 9.3439950942993 | 8.2958965301514 |
| run_16_threads | 1 | 0.45 | 7.16 | 16 | 9.3470001220703 | 8.1859817504883 |
| run_32_threads | 1 | 0.29 | 9.38 | 32 | 9.3499927520752 | 7.7540597915649 |
| run_48_threads | 1 | 0.23 | 10.94 | 48 | 9.3679971694946 | 7.1605458259583 |
| run_64_threads | 1 | 0.19 | 12.4 | 64 | 9.3769969940186 | 6.5515704154968 |
| Name | Coverage (%) | Time (s) |
|---|---|---|
| ▼k_means(int, point_t*, point_t*, int*, point_t*, int, int)– | 8.48 | 9.33 |
| ▼Loop 13 - main.cpp:56-96 - kmeans-gcc-O3– | 0.00 | 0.00 |
| ▼Loop 9 - main.cpp:56-95 - kmeans-gcc-O3– | 0.00 | 0.00 |
| ▼Loop 10 - main.cpp:56-95 - kmeans-gcc-O3– | 0.00 | 0.00 |
| ▼Loop 12 - main.cpp:56-95 - kmeans-gcc-O3– | 0.00 | 0.00 |
| ○Loop 11 - main.cpp:81-84 - kmeans-gcc-O3 | 8.48 | 9.33 |
