| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0] | Module: kmeans-gcc-Ofast | Source: main.cpp:70-79 | Coverage (incl. loops): 95.37% | (excl. loops): 0.00% |
|---|
| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0] | Module: kmeans-gcc-Ofast | Source: main.cpp:70-79 | Coverage (incl. loops): 95.37% | (excl. loops): 0.00% |
|---|
/home/fmusial/KMEANS_Benchmarks/kmeans/main.cpp: 70 - 79 |
-------------------------------------------------------------------------------- |
70: #pragma omp parallel for |
71: for (int i = 0; i < n; ++i) { |
72: double optimal_dist = DBL_MAX; |
73: for (int j = 0; j < k; ++j) { |
74: double dist = |
75: (points[i].x - centroids[j].x) * (points[i].x - centroids[j].x) + |
76: (points[i].y - centroids[j].y) * (points[i].y - centroids[j].y); |
77: if (dist < optimal_dist) { |
78: optimal_dist = dist; |
79: assignment[i] = j; |
0x28e0 PUSH %RBP |
0x28e1 MOV %RDI,%RBP |
0x28e4 PUSH %RBX |
0x28e5 SUB $0x8,%RSP |
0x28e9 CALL 2290 <omp_get_num_threads@plt> |
0x28ee MOV %EAX,%EBX |
0x28f0 CALL 2200 <omp_get_thread_num@plt> |
0x28f5 MOV %EAX,%ECX |
0x28f7 MOV 0x18(%RBP),%EAX |
0x28fa CLTD |
0x28fb IDIV %EBX |
0x28fd CMP %EDX,%ECX |
0x28ff LEA 0x1(%RAX),%ESI |
0x2902 CMOVL %ESI,%EAX |
0x2905 MOV $0,%ESI |
0x290a CMOVL %ESI,%EDX |
0x290d IMUL %EAX,%ECX |
0x2910 ADD %ECX,%EDX |
0x2912 LEA (%RAX,%RDX,1),%ECX |
0x2915 CMP %ECX,%EDX |
0x2917 JGE 29ab |
0x291d MOV 0x1c(%RBP),%ECX |
0x2920 TEST %ECX,%ECX |
0x2922 JLE 29ab |
0x2928 MOVSXD %EDX,%RDX |
0x292b MOV %EAX,%R8D |
0x292e MOV (%RBP),%R10 |
0x2932 MOV 0x10(%RBP),%RSI |
0x2936 MOV %RDX,%RDI |
0x2939 ADD %RDX,%R8 |
0x293c MOV 0x8(%RBP),%R9 |
0x2940 VMOVSD 0x1810(%RIP),%XMM4 |
0x2948 SAL $0x4,%RDI |
0x294c SAL $0x4,%R8 |
0x2950 LEA (%RSI,%RDX,4),%RSI |
0x2954 ADD %R10,%RDI |
0x2957 ADD %R10,%R8 |
0x295a NOPW (%RAX,%RAX,1) |
(2) 0x2960 VMOVSD (%RDI),%XMM5 |
(2) 0x2964 MOV %R9,%RDX |
(2) 0x2967 XOR %EAX,%EAX |
(2) 0x2969 VMOVAPD %XMM4,%XMM2 |
(2) 0x296d VMOVHPD 0x8(%RDI),%XMM5,%XMM3 |
(2) 0x2972 NOPW (%RAX,%RAX,1) |
(1) 0x2978 VSUBPD (%RDX),%XMM3,%XMM0 |
(1) 0x297c VMULPD %XMM0,%XMM0,%XMM0 |
(1) 0x2980 VUNPCKHPD %XMM0,%XMM0,%XMM1 |
(1) 0x2984 VADDPD %XMM0,%XMM1,%XMM0 |
(1) 0x2988 VCOMISD %XMM0,%XMM2 |
(1) 0x298c JBE 2994 |
(1) 0x298e MOV %EAX,(%RSI) |
(1) 0x2990 VMOVAPD %XMM0,%XMM2 |
(1) 0x2994 INC %EAX |
(1) 0x2996 ADD $0x10,%RDX |
(1) 0x299a CMP %EAX,%ECX |
(1) 0x299c JNE 2978 |
(2) 0x299e ADD $0x10,%RDI |
(2) 0x29a2 ADD $0x4,%RSI |
(2) 0x29a6 CMP %RDI,%R8 |
(2) 0x29a9 JNE 2960 |
0x29ab ADD $0x8,%RSP |
0x29af POP %RBX |
0x29b0 POP %RBP |
0x29b1 RET |
0x29b2 NOPW %CS:(%RAX,%RAX,1) |
0x29bd NOPL (%RAX) |
| Coverage (%) | Name | Source Location | Module |
|---|
| Coverage (%) | Name | Source Location | Module |
|---|
| Coverage (%) | Name | Source Location | Module |
|---|
| Coverage (%) | Name | Source Location | Module |
|---|
| Coverage (%) | Name | Source Location | Module |
|---|
| 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:70-79 |
| Module | kmeans-gcc-Ofast |
| nb instructions | 44 |
| nb uops | 55 |
| loop length | 149 |
| used x86 registers | 11 |
| used mmx registers | 0 |
| used xmm registers | 1 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 5 |
| micro-operation queue | 13.75 cycles |
| front end | 13.75 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 8.75 | 8.75 | 4.33 | 4.33 | 4.00 | 8.75 | 8.75 | 4.33 |
| cycles | 8.75 | 8.75 | 4.33 | 4.33 | 4.00 | 8.75 | 8.75 | 4.33 |
| Cycles executing div or sqrt instructions | 6.00 |
| FE+BE cycles | 14.75 |
| Stall cycles | 2.74 |
| RS full (events) | 6.37 |
| Front-end | 13.75 |
| Dispatch | 8.75 |
| DIV/SQRT | 6.00 |
| Overall L1 | 13.75 |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 0% |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| other | 0% |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | NA (no add-sub vectorizable/vectorized instructions) |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 0% |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | 0% |
| other | 0% |
| all | 9% |
| load | 10% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 6% |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| other | 7% |
| all | 12% |
| load | 12% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | NA (no add-sub vectorizable/vectorized instructions) |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 9% |
| load | 10% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 6% |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | 6% |
| other | 8% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PUSH %RBP | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | N/A |
| MOV %RDI,%RBP | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| PUSH %RBX | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | N/A |
| SUB $0x8,%RSP | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| CALL 2290 <omp_get_num_threads@plt> | 2 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| MOV %EAX,%EBX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| CALL 2200 <omp_get_thread_num@plt> | 2 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| MOV %EAX,%ECX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| MOV 0x18(%RBP),%EAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| CLTD | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (6.3%) |
| IDIV %EBX | 10 | 2.50 | 2.50 | 0 | 0 | 0 | 2.50 | 2.50 | 0 | 26 | 6 | scal (6.3%) |
| CMP %EDX,%ECX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| LEA 0x1(%RAX),%ESI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMOVL %ESI,%EAX | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| MOV $0,%ESI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| CMOVL %ESI,%EDX | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| IMUL %EAX,%ECX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | scal (6.3%) |
| ADD %ECX,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| LEA (%RAX,%RDX,1),%ECX | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMP %ECX,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JGE 29ab <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0xcb> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x1c(%RBP),%ECX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (6.3%) |
| TEST %ECX,%ECX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JLE 29ab <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0xcb> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOVSXD %EDX,%RDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| MOV %EAX,%R8D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| MOV (%RBP),%R10 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| MOV 0x10(%RBP),%RSI | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| MOV %RDX,%RDI | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (12.5%) |
| ADD %RDX,%R8 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| MOV 0x8(%RBP),%R9 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| VMOVSD 0x1810(%RIP),%XMM4 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| SAL $0x4,%RDI | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| SAL $0x4,%R8 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| LEA (%RSI,%RDX,4),%RSI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| ADD %R10,%RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| ADD %R10,%R8 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| NOPW (%RAX,%RAX,1) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| ADD $0x8,%RSP | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| POP %RBX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 2 | 0.50 | N/A |
| POP %RBP | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 2 | 0.50 | N/A |
| RET | 1 | 0 | 0 | 0.33 | 0.33 | 0 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| NOPW %CS:(%RAX,%RAX,1) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| NOPL (%RAX) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 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:70-79 |
| Module | kmeans-gcc-Ofast |
| nb instructions | 44 |
| nb uops | 55 |
| loop length | 149 |
| used x86 registers | 11 |
| used mmx registers | 0 |
| used xmm registers | 1 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 5 |
| micro-operation queue | 13.75 cycles |
| front end | 13.75 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 8.75 | 8.75 | 4.33 | 4.33 | 4.00 | 8.75 | 8.75 | 4.33 |
| cycles | 8.75 | 8.75 | 4.33 | 4.33 | 4.00 | 8.75 | 8.75 | 4.33 |
| Cycles executing div or sqrt instructions | 6.00 |
| FE+BE cycles | 14.75 |
| Stall cycles | 2.74 |
| RS full (events) | 6.37 |
| Front-end | 13.75 |
| Dispatch | 8.75 |
| DIV/SQRT | 6.00 |
| Overall L1 | 13.75 |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 0% |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| other | 0% |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | NA (no add-sub vectorizable/vectorized instructions) |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 0% |
| load | 0% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 0% |
| add-sub | 0% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | 0% |
| other | 0% |
| all | 9% |
| load | 10% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 6% |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| other | 7% |
| all | 12% |
| load | 12% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | NA (no mul vectorizable/vectorized instructions) |
| add-sub | NA (no add-sub vectorizable/vectorized instructions) |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
| other | NA (no other vectorizable/vectorized instructions) |
| all | 9% |
| load | 10% |
| store | NA (no store vectorizable/vectorized instructions) |
| mul | 6% |
| add-sub | 12% |
| fma | NA (no fma vectorizable/vectorized instructions) |
| div/sqrt | 6% |
| other | 8% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PUSH %RBP | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | N/A |
| MOV %RDI,%RBP | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| PUSH %RBX | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 | N/A |
| SUB $0x8,%RSP | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| CALL 2290 <omp_get_num_threads@plt> | 2 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| MOV %EAX,%EBX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| CALL 2200 <omp_get_thread_num@plt> | 2 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| MOV %EAX,%ECX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| MOV 0x18(%RBP),%EAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| CLTD | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (6.3%) |
| IDIV %EBX | 10 | 2.50 | 2.50 | 0 | 0 | 0 | 2.50 | 2.50 | 0 | 26 | 6 | scal (6.3%) |
| CMP %EDX,%ECX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| LEA 0x1(%RAX),%ESI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMOVL %ESI,%EAX | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| MOV $0,%ESI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| CMOVL %ESI,%EDX | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| IMUL %EAX,%ECX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | scal (6.3%) |
| ADD %ECX,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| LEA (%RAX,%RDX,1),%ECX | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMP %ECX,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JGE 29ab <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0xcb> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x1c(%RBP),%ECX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (6.3%) |
| TEST %ECX,%ECX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JLE 29ab <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0xcb> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOVSXD %EDX,%RDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| MOV %EAX,%R8D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (6.3%) |
| MOV (%RBP),%R10 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| MOV 0x10(%RBP),%RSI | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| MOV %RDX,%RDI | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (12.5%) |
| ADD %RDX,%R8 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| MOV 0x8(%RBP),%R9 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| VMOVSD 0x1810(%RIP),%XMM4 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| SAL $0x4,%RDI | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| SAL $0x4,%R8 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| LEA (%RSI,%RDX,4),%RSI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| ADD %R10,%RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| ADD %R10,%R8 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| NOPW (%RAX,%RAX,1) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| ADD $0x8,%RSP | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| POP %RBX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 2 | 0.50 | N/A |
| POP %RBP | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 2 | 0.50 | N/A |
| RET | 1 | 0 | 0 | 0.33 | 0.33 | 0 | 0 | 1 | 0.33 | 0 | 1 | N/A |
| NOPW %CS:(%RAX,%RAX,1) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| NOPL (%RAX) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| Run run_1_thread | Number processes: 1Number nodes: 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: 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: 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: 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_10_threads | Number processes: 1Number nodes: 1Run Command: <executable> input/100000000.in 1000 100000000 50 25MPI Command: Dataset: Run Directory: /home/fmusial/KMEANS_BenchmarksOMP_PROC_BIND: trueOMP_NUM_THREADS: 10 |
| (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_10_threads) Efficiency | (run_10_threads) Potential Speed-Up (%) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 | 0.92 | 7.46 | 0.82 | 17.56 | 0.71 | 27.87 | 0.66 | 31.85 |
| Run | Number of threads | Efficiency (ideal is 1) | Speedup | Ideal Speedup | Time (s) | Coverage (%) |
|---|---|---|---|---|---|---|
| run_1_thread | 1 | 1 | 1 | 1 | 147.75 | 95.36873626709 |
| run_2_threads | 2 | 0.92 | 1.84 | 2 | 76.814994812012 | 95.374320983887 |
| run_4_threads | 4 | 0.82 | 3.26 | 4 | 40.325000762939 | 95.336967468262 |
| run_8_threads | 8 | 0.71 | 5.65 | 8 | 20.434999465942 | 94.870216369629 |
| run_10_threads | 10 | 0.66 | 6.63 | 10 | 16.35000038147 | 94.597732543945 |
| Name | Coverage (%) | Time (s) |
|---|---|---|
| ▼k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0]– | 95.37 | 147.75 |
| ▼Loop 2 - main.cpp:72-79 - kmeans-gcc-Ofast– | 1.61 | 2.50 |
| ○Loop 1 - main.cpp:73-79 - kmeans-gcc-Ofast | 93.76 | 145.25 |
