| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0] | Module: kmeans-gcc-O3-funroll | Source: main.cpp:70-79 | Coverage (incl. loops): 93.28% | (excl. loops): 0.00% |
|---|
| Function: k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0] | Module: kmeans-gcc-O3-funroll | Source: main.cpp:70-79 | Coverage (incl. loops): 93.28% | (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; |
0x29f0 PUSH %RBP |
0x29f1 MOV %RDI,%RBP |
0x29f4 PUSH %RBX |
0x29f5 SUB $0x8,%RSP |
0x29f9 CALL 2290 <omp_get_num_threads@plt> |
0x29fe MOV %EAX,%EBX |
0x2a00 CALL 2200 <omp_get_thread_num@plt> |
0x2a05 MOV $0,%EDI |
0x2a0a MOV %EAX,%ECX |
0x2a0c MOV 0x18(%RBP),%EAX |
0x2a0f CLTD |
0x2a10 IDIV %EBX |
0x2a12 CMP %EDX,%ECX |
0x2a14 LEA 0x1(%RAX),%ESI |
0x2a17 CMOVL %ESI,%EAX |
0x2a1a CMOVL %EDI,%EDX |
0x2a1d IMUL %EAX,%ECX |
0x2a20 ADD %ECX,%EDX |
0x2a22 LEA (%RAX,%RDX,1),%R8D |
0x2a26 CMP %R8D,%EDX |
0x2a29 JGE 2bc8 |
0x2a2f MOV 0x1c(%RBP),%R8D |
0x2a33 TEST %R8D,%R8D |
0x2a36 JLE 2bc8 |
0x2a3c MOV 0x10(%RBP),%R9 |
0x2a40 MOVSXD %EDX,%R11 |
0x2a43 MOV (%RBP),%RBX |
0x2a47 MOV %R11,%RDI |
0x2a4a MOV 0x8(%RBP),%R10 |
0x2a4e VMOVSD 0x1702(%RIP),%XMM5 |
0x2a56 LEA (%R9,%R11,4),%RSI |
0x2a5a MOV %EAX,%R9D |
0x2a5d SAL $0x4,%RDI |
0x2a61 ADD %R11,%R9 |
0x2a64 ADD %RBX,%RDI |
0x2a67 SAL $0x4,%R9 |
0x2a6b ADD %RBX,%R9 |
0x2a6e XCHG %AX,%AX |
(2) 0x2a70 MOV %R8D,%EBP |
(2) 0x2a73 VMOVSD (%RDI),%XMM3 |
(2) 0x2a77 VMOVSD 0x8(%RDI),%XMM2 |
(2) 0x2a7c MOV %R10,%RBX |
(2) 0x2a7f XOR %EDX,%EDX |
(2) 0x2a81 VMOVAPD %XMM5,%XMM0 |
(2) 0x2a85 AND $0x3,%EBP |
(2) 0x2a88 JE 2b19 |
(2) 0x2a8e CMP $0x1,%EBP |
(2) 0x2a91 JE 2aea |
(2) 0x2a93 CMP $0x2,%EBP |
(2) 0x2a96 JE 2ac5 |
(2) 0x2a98 VSUBSD 0x8(%R10),%XMM2,%XMM4 |
(2) 0x2a9e VSUBSD (%R10),%XMM3,%XMM1 |
(2) 0x2aa3 VMULSD %XMM4,%XMM4,%XMM6 |
(2) 0x2aa7 VFMADD132SD %XMM1,%XMM6,%XMM1 |
(2) 0x2aac VCOMISD %XMM1,%XMM5 |
(2) 0x2ab0 JBE 2abc |
(2) 0x2ab2 MOVL $0,(%RSI) |
(2) 0x2ab8 VMOVAPD %XMM1,%XMM0 |
(2) 0x2abc MOV $0x1,%EDX |
(2) 0x2ac1 LEA 0x10(%R10),%RBX |
(2) 0x2ac5 VSUBSD 0x8(%RBX),%XMM2,%XMM8 |
(2) 0x2aca VSUBSD (%RBX),%XMM3,%XMM7 |
(2) 0x2ace VMULSD %XMM8,%XMM8,%XMM9 |
(2) 0x2ad3 VFMADD132SD %XMM7,%XMM9,%XMM7 |
(2) 0x2ad8 VCOMISD %XMM7,%XMM0 |
(2) 0x2adc JBE 2ae4 |
(2) 0x2ade MOV %EDX,(%RSI) |
(2) 0x2ae0 VMOVAPD %XMM7,%XMM0 |
(2) 0x2ae4 INC %EDX |
(2) 0x2ae6 ADD $0x10,%RBX |
(2) 0x2aea VSUBSD 0x8(%RBX),%XMM2,%XMM11 |
(2) 0x2aef VSUBSD (%RBX),%XMM3,%XMM10 |
(2) 0x2af3 VMULSD %XMM11,%XMM11,%XMM12 |
(2) 0x2af8 VFMADD132SD %XMM10,%XMM12,%XMM10 |
(2) 0x2afd VCOMISD %XMM10,%XMM0 |
(2) 0x2b02 JBE 2b0a |
(2) 0x2b04 MOV %EDX,(%RSI) |
(2) 0x2b06 VMOVAPD %XMM10,%XMM0 |
(2) 0x2b0a INC %EDX |
(2) 0x2b0c ADD $0x10,%RBX |
(2) 0x2b10 CMP %EDX,%R8D |
(2) 0x2b13 JE 2bb7 |
(1) 0x2b19 VSUBSD 0x8(%RBX),%XMM2,%XMM14 |
(1) 0x2b1e VSUBSD (%RBX),%XMM3,%XMM13 |
(1) 0x2b22 VMULSD %XMM14,%XMM14,%XMM15 |
(1) 0x2b27 VFMADD132SD %XMM13,%XMM15,%XMM13 |
(1) 0x2b2c VCOMISD %XMM13,%XMM0 |
(1) 0x2b31 JBE 2b39 |
(1) 0x2b33 MOV %EDX,(%RSI) |
(1) 0x2b35 VMOVAPD %XMM13,%XMM0 |
(1) 0x2b39 VSUBSD 0x18(%RBX),%XMM2,%XMM4 |
(1) 0x2b3e VSUBSD 0x10(%RBX),%XMM3,%XMM1 |
(1) 0x2b43 INC %EDX |
(1) 0x2b45 LEA 0x10(%RBX),%RCX |
(1) 0x2b49 VMULSD %XMM4,%XMM4,%XMM6 |
(1) 0x2b4d VFMADD132SD %XMM1,%XMM6,%XMM1 |
(1) 0x2b52 VCOMISD %XMM1,%XMM0 |
(1) 0x2b56 JBE 2b5e |
(1) 0x2b58 MOV %EDX,(%RSI) |
(1) 0x2b5a VMOVAPD %XMM1,%XMM0 |
(1) 0x2b5e VSUBSD 0x18(%RCX),%XMM2,%XMM8 |
(1) 0x2b63 VSUBSD 0x10(%RCX),%XMM3,%XMM7 |
(1) 0x2b68 LEA 0x1(%RDX),%EAX |
(1) 0x2b6b VMULSD %XMM8,%XMM8,%XMM9 |
(1) 0x2b70 VFMADD132SD %XMM7,%XMM9,%XMM7 |
(1) 0x2b75 VCOMISD %XMM7,%XMM0 |
(1) 0x2b79 JBE 2b81 |
(1) 0x2b7b MOV %EAX,(%RSI) |
(1) 0x2b7d VMOVAPD %XMM7,%XMM0 |
(1) 0x2b81 VSUBSD 0x28(%RCX),%XMM2,%XMM11 |
(1) 0x2b86 VSUBSD 0x20(%RCX),%XMM3,%XMM10 |
(1) 0x2b8b LEA 0x2(%RDX),%R11D |
(1) 0x2b8f VMULSD %XMM11,%XMM11,%XMM12 |
(1) 0x2b94 VFMADD132SD %XMM10,%XMM12,%XMM10 |
(1) 0x2b99 VCOMISD %XMM10,%XMM0 |
(1) 0x2b9e JBE 2ba7 |
(1) 0x2ba0 MOV %R11D,(%RSI) |
(1) 0x2ba3 VMOVAPD %XMM10,%XMM0 |
(1) 0x2ba7 ADD $0x3,%EDX |
(1) 0x2baa LEA 0x30(%RCX),%RBX |
(1) 0x2bae CMP %EDX,%R8D |
(1) 0x2bb1 JNE 2b19 |
(2) 0x2bb7 ADD $0x10,%RDI |
(2) 0x2bbb ADD $0x4,%RSI |
(2) 0x2bbf CMP %RDI,%R9 |
(2) 0x2bc2 JNE 2a70 |
0x2bc8 ADD $0x8,%RSP |
0x2bcc POP %RBX |
0x2bcd POP %RBP |
0x2bce RET |
0x2bcf NOP |
| 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-O3-funroll |
| nb instructions | 43 |
| nb uops | 54 |
| loop length | 136 |
| used x86 registers | 12 |
| used mmx registers | 0 |
| used xmm registers | 1 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 5 |
| micro-operation queue | 13.50 cycles |
| front end | 13.50 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 | 14.14 |
| Stall cycles | 2.39 |
| RS full (events) | 5.08 |
| Front-end | 13.50 |
| Dispatch | 8.75 |
| DIV/SQRT | 6.00 |
| Overall L1 | 13.50 |
| 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 | 8% |
| 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 | 8% |
| 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 | 7% |
| 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 $0,%EDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| 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 |
| CMOVL %EDI,%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),%R8D | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMP %R8D,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JGE 2bc8 <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0x1d8> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x1c(%RBP),%R8D | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (6.3%) |
| TEST %R8D,%R8D | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JLE 2bc8 <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0x1d8> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x10(%RBP),%R9 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| MOVSXD %EDX,%R11 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| MOV (%RBP),%RBX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| MOV %R11,%RDI | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (12.5%) |
| MOV 0x8(%RBP),%R10 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| VMOVSD 0x1702(%RIP),%XMM5 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| LEA (%R9,%R11,4),%RSI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| MOV %EAX,%R9D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| SAL $0x4,%RDI | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| ADD %R11,%R9 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| ADD %RBX,%RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| SAL $0x4,%R9 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| ADD %RBX,%R9 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| XCHG %AX,%AX | 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 |
| NOP | 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-O3-funroll |
| nb instructions | 43 |
| nb uops | 54 |
| loop length | 136 |
| used x86 registers | 12 |
| used mmx registers | 0 |
| used xmm registers | 1 |
| used ymm registers | 0 |
| used zmm registers | 0 |
| nb stack references | 5 |
| micro-operation queue | 13.50 cycles |
| front end | 13.50 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 | 14.14 |
| Stall cycles | 2.39 |
| RS full (events) | 5.08 |
| Front-end | 13.50 |
| Dispatch | 8.75 |
| DIV/SQRT | 6.00 |
| Overall L1 | 13.50 |
| 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 | 8% |
| 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 | 8% |
| 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 | 7% |
| 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 $0,%EDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| 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 |
| CMOVL %EDI,%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),%R8D | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| CMP %R8D,%EDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JGE 2bc8 <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0x1d8> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x1c(%RBP),%R8D | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (6.3%) |
| TEST %R8D,%R8D | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (6.3%) |
| JLE 2bc8 <_Z7k_meansiP7point_tS0_PiS0_ii._omp_fn.0+0x1d8> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 | N/A |
| MOV 0x10(%RBP),%R9 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | N/A |
| MOVSXD %EDX,%R11 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| MOV (%RBP),%RBX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| MOV %R11,%RDI | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | scal (12.5%) |
| MOV 0x8(%RBP),%R10 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| VMOVSD 0x1702(%RIP),%XMM5 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 | scal (12.5%) |
| LEA (%R9,%R11,4),%RSI | 1 | 0 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 1 | 0.50 | N/A |
| MOV %EAX,%R9D | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | N/A |
| SAL $0x4,%RDI | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | scal (12.5%) |
| ADD %R11,%R9 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| ADD %RBX,%RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | scal (12.5%) |
| SAL $0x4,%R9 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 1 | 0.50 | N/A |
| ADD %RBX,%R9 | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 | N/A |
| XCHG %AX,%AX | 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 |
| NOP | 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 | 7.61 | 0.78 | 20.13 | 0.64 | 33.42 | 0.59 | 37.95 |
| Run | Number of threads | Efficiency (ideal is 1) | Speedup | Ideal Speedup | Time (s) | Coverage (%) |
|---|---|---|---|---|---|---|
| run_1_thread | 1 | 1 | 1 | 1 | 99.550003051758 | 93.28148651123 |
| run_2_threads | 2 | 0.92 | 1.84 | 2 | 50.934997558594 | 93.308303833008 |
| run_4_threads | 4 | 0.78 | 3.14 | 4 | 26.814998626709 | 93.401275634766 |
| run_8_threads | 8 | 0.64 | 5.13 | 8 | 13.69499874115 | 93.083656311035 |
| run_10_threads | 10 | 0.59 | 5.91 | 10 | 10.960000038147 | 92.839279174805 |
| Name | Coverage (%) | Time (s) |
|---|---|---|
| ▼k_means(int, point_t*, point_t*, int*, point_t*, int, int) [clone ._omp_fn.0]– | 93.28 | 99.55 |
| ▼Loop 2 - main.cpp:72-79 - kmeans-gcc-O3-funroll– | 5.78 | 6.17 |
| ○Loop 1 - main.cpp:73-79 - kmeans-gcc-O3-funroll | 87.50 | 93.38 |
