Loop Id: 3212 | Module: libgromacs_mpi.so.9.0.0 | Source: stl_iterator.h:1054-1182 [...] | Coverage: NA% |
---|
Loop Id: 3212 | Module: libgromacs_mpi.so.9.0.0 | Source: stl_iterator.h:1054-1182 [...] | Coverage: NA% |
---|
0x6a5270 MOVSXD (%RSI),%R8 [3] |
0x6a5273 LEA (%R8,%R8,2),%R8 |
0x6a5277 MOV 0x8(%RDX,%R8,4),%R9D [2] |
0x6a527c MOV %R9D,0x8(%RCX) [1] |
0x6a5280 MOV (%RDX,%R8,4),%R8 [2] |
0x6a5284 MOV %R8,(%RCX) [1] |
0x6a5287 ADD $0xc,%RCX |
0x6a528b ADD $0x4,%RSI |
0x6a528f CMP %R10,%RSI |
0x6a5292 JNE 6a5270 |
/home/eoseret/gromacs-2024.2/src/gromacs/domdec/domdec_specatomcomm.cpp: 320 - 323 |
-------------------------------------------------------------------------------- |
320: for (int a : spas->a) |
321: { |
322: *vbuf = x[a]; |
323: vbuf++; |
/usr/lib/gcc/x86_64-redhat-linux/11/../../../../include/c++/11/bits/stl_iterator.h: 1054 - 1182 |
-------------------------------------------------------------------------------- |
1054: ++_M_current; |
[...] |
1182: { return __lhs.base() != __rhs.base(); } |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 6.15 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 1.11 |
Bottlenecks | P5, P6, P7, |
Function | dd_move_x_specat(gmx_domdec_t const*, gmx_domdec_specat_comm_t*, float const (*) [3], gmx::BasicVector |
Source | domdec_specatomcomm.cpp:320-323,stl_iterator.h:1054-1054,stl_iterator.h:1182-1182 |
Source loop unroll info | multi-versionned |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 1.67 |
CQA cycles if no scalar integer | 1.67 |
CQA cycles if FP arith vectorized | 1.67 |
CQA cycles if fully vectorized | 0.27 |
Front-end cycles | 1.50 |
P0 cycles | 1.25 |
P1 cycles | 1.25 |
P2 cycles | 1.00 |
P3 cycles | 1.00 |
P4 cycles | 0.50 |
P5 cycles | 1.67 |
P6 cycles | 1.67 |
P7 cycles | 1.67 |
P8 cycles | 0.00 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
DIV/SQRT cycles | 0.00 |
Inter-iter dependencies cycles | 1 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 10.00 |
Nb uops | 9.00 |
Nb loads | 3.00 |
Nb stores | 2.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.00 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 0.00 |
Nb FLOP fma | 0.00 |
Nb FLOP div | 0.00 |
Nb FLOP rcp | 0.00 |
Nb FLOP sqrt | 0.00 |
Nb FLOP rsqrt | 0.00 |
Bytes/cycle | 16.80 |
Bytes prefetched | 0.00 |
Bytes loaded | 16.00 |
Bytes stored | 12.00 |
Stride 0 | 0.00 |
Stride 1 | 1.00 |
Stride n | 1.00 |
Stride unknown | 1.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | NA |
Vector-efficiency ratio all | 8.33 |
Vector-efficiency ratio load | 6.25 |
Vector-efficiency ratio store | 9.38 |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | NA |
Vector-efficiency ratio fma | NA |
Vector-efficiency ratio div_sqrt | NA |
Vector-efficiency ratio other | NA |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 6.15 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 1.11 |
Bottlenecks | P5, P6, P7, |
Function | dd_move_x_specat(gmx_domdec_t const*, gmx_domdec_specat_comm_t*, float const (*) [3], gmx::BasicVector |
Source | domdec_specatomcomm.cpp:320-323,stl_iterator.h:1054-1054,stl_iterator.h:1182-1182 |
Source loop unroll info | multi-versionned |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 1.67 |
CQA cycles if no scalar integer | 1.67 |
CQA cycles if FP arith vectorized | 1.67 |
CQA cycles if fully vectorized | 0.27 |
Front-end cycles | 1.50 |
P0 cycles | 1.25 |
P1 cycles | 1.25 |
P2 cycles | 1.00 |
P3 cycles | 1.00 |
P4 cycles | 0.50 |
P5 cycles | 1.67 |
P6 cycles | 1.67 |
P7 cycles | 1.67 |
P8 cycles | 0.00 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
DIV/SQRT cycles | 0.00 |
Inter-iter dependencies cycles | 1 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 10.00 |
Nb uops | 9.00 |
Nb loads | 3.00 |
Nb stores | 2.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.00 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 0.00 |
Nb FLOP fma | 0.00 |
Nb FLOP div | 0.00 |
Nb FLOP rcp | 0.00 |
Nb FLOP sqrt | 0.00 |
Nb FLOP rsqrt | 0.00 |
Bytes/cycle | 16.80 |
Bytes prefetched | 0.00 |
Bytes loaded | 16.00 |
Bytes stored | 12.00 |
Stride 0 | 0.00 |
Stride 1 | 1.00 |
Stride n | 1.00 |
Stride unknown | 1.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | NA |
Vector-efficiency ratio all | 8.33 |
Vector-efficiency ratio load | 6.25 |
Vector-efficiency ratio store | 9.38 |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | NA |
Vector-efficiency ratio fma | NA |
Vector-efficiency ratio div_sqrt | NA |
Vector-efficiency ratio other | NA |
Path / |
Function | dd_move_x_specat(gmx_domdec_t const*, gmx_domdec_specat_comm_t*, float const (*) [3], gmx::BasicVector |
Source file and lines | stl_iterator.h:1054-1182 |
Module | libgromacs_mpi.so.9.0.0 |
nb instructions | 10 |
nb uops | 9 |
loop length | 36 |
used x86 registers | 6 |
used mmx registers | 0 |
used xmm registers | 0 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 1.50 cycles |
front end | 1.50 cycles |
ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 1.25 | 1.25 | 1.00 | 1.00 | 0.50 | 1.67 | 1.67 | 1.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 1.25 | 1.25 | 1.00 | 1.00 | 0.50 | 1.67 | 1.67 | 1.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 1.00 |
Front-end | 1.50 |
Dispatch | 1.67 |
Data deps. | 1.00 |
Overall L1 | 1.67 |
all | 0% |
load | 0% |
store | 0% |
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 | 6% |
store | 9% |
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) |
Instruction | Nb FU | ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | Latency | Recip. throughput | Vectorization |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MOVSXD (%RSI),%R8 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | N/A |
LEA (%R8,%R8,2),%R8 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
MOV 0x8(%RDX,%R8,4),%R9D | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 | scal (6.3%) |
MOV %R9D,0x8(%RCX) | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 | scal (6.3%) |
MOV (%RDX,%R8,4),%R8 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 | N/A |
MOV %R8,(%RCX) | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 | scal (12.5%) |
ADD $0xc,%RCX | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
ADD $0x4,%RSI | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
CMP %R10,%RSI | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
JNE 6a5270 <_Z16dd_move_x_specatPK12gmx_domdec_tP24gmx_domdec_specat_comm_tPA3_KfPN3gmx11BasicVectorIfEESA_b+0x850> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 | N/A |
Function | dd_move_x_specat(gmx_domdec_t const*, gmx_domdec_specat_comm_t*, float const (*) [3], gmx::BasicVector |
Source file and lines | stl_iterator.h:1054-1182 |
Module | libgromacs_mpi.so.9.0.0 |
nb instructions | 10 |
nb uops | 9 |
loop length | 36 |
used x86 registers | 6 |
used mmx registers | 0 |
used xmm registers | 0 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 1.50 cycles |
front end | 1.50 cycles |
ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 1.25 | 1.25 | 1.00 | 1.00 | 0.50 | 1.67 | 1.67 | 1.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 1.25 | 1.25 | 1.00 | 1.00 | 0.50 | 1.67 | 1.67 | 1.67 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 1.00 |
Front-end | 1.50 |
Dispatch | 1.67 |
Data deps. | 1.00 |
Overall L1 | 1.67 |
all | 0% |
load | 0% |
store | 0% |
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 | 6% |
store | 9% |
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) |
Instruction | Nb FU | ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | Latency | Recip. throughput | Vectorization |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MOVSXD (%RSI),%R8 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 | N/A |
LEA (%R8,%R8,2),%R8 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
MOV 0x8(%RDX,%R8,4),%R9D | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 | scal (6.3%) |
MOV %R9D,0x8(%RCX) | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 | scal (6.3%) |
MOV (%RDX,%R8,4),%R8 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 | N/A |
MOV %R8,(%RCX) | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 | scal (12.5%) |
ADD $0xc,%RCX | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
ADD $0x4,%RSI | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
CMP %R10,%RSI | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
JNE 6a5270 <_Z16dd_move_x_specatPK12gmx_domdec_tP24gmx_domdec_specat_comm_tPA3_KfPN3gmx11BasicVectorIfEESA_b+0x850> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 | N/A |
Run 1x1 | Number processes: 1Number processes per node: 1OMP_NUM_THREADS: 1 |
---|---|
Run 2x1 | Number processes: 2Number processes per node: 2OMP_NUM_THREADS: 1 |
Run 4x1 | Number processes: 4Number processes per node: 4OMP_NUM_THREADS: 1 |
Run 8x1 | Number processes: 8Number processes per node: 8OMP_NUM_THREADS: 1 |
Run 16x1 | Number processes: 16Number processes per node: 16OMP_NUM_THREADS: 1 |
Run 32x1 | Number processes: 32Number processes per node: 32OMP_NUM_THREADS: 1 |
Run 64x1 | Number processes: 64Number processes per node: 64OMP_NUM_THREADS: 1 |
Run 128x1 | Number processes: 128Number processes per node: 128OMP_NUM_THREADS: 1 |
Run 192x1 | Number processes: 192Number nodes: 1Number processes per node: 192Run Command: <executable> mdrun -s ion_channel.tpr -nsteps 10000 -pin on -deffnm aoccMPI Command: mpirun -genv I_MPI_FABRICS=shm -n <number_processes>Dataset: Run Directory: .OMP_NUM_THREADS: 1 |
(1x1) Efficiency | (1x1) Potential Speed-Up (%) | (2x1) Efficiency | (2x1) Potential Speed-Up (%) | (4x1) Efficiency | (4x1) Potential Speed-Up (%) | (8x1) Efficiency | (8x1) Potential Speed-Up (%) | (16x1) Efficiency | (16x1) Potential Speed-Up (%) | (32x1) Efficiency | (32x1) Potential Speed-Up (%) | (64x1) Efficiency | (64x1) Potential Speed-Up (%) | (128x1) Efficiency | (128x1) Potential Speed-Up (%) | (192x1) Efficiency | (192x1) Potential Speed-Up (%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 0 |
Run | Number of threads | Efficiency (ideal is 1) | Speedup | Ideal Speedup | Time (s) | Coverage (%) |
---|---|---|---|---|---|---|
1x1 | ||||||
2x1 | 2 | 1 | 1 | 2 | 0.114999987185 | 0.024268180131912 |
4x1 | ||||||
8x1 | ||||||
16x1 | ||||||
32x1 | ||||||
64x1 | ||||||
128x1 | ||||||
192x1 |