Loop Id: 94 | Module: exec | Source: ljForce.c:187-216 [...] | Coverage: 0.33% |
---|
Loop Id: 94 | Module: exec | Source: ljForce.c:187-216 [...] | Coverage: 0.33% |
---|
0x40cd40 CMP %RSI,%RAX |
0x40cd43 LEA 0x1(%RAX),%RAX |
0x40cd47 JE 40cce0 |
0x40cd49 LEA (%RAX,%RDI,1),%R15 |
0x40cd4d LEA (%R15,%R15,2),%RDX |
0x40cd51 MOV %R11,%RCX |
0x40cd54 MOV %R8,%R12 |
0x40cd57 JMP 40cd69 |
(95) 0x40cd60 ADD $0x18,%RCX |
(95) 0x40cd64 DEC %R12 |
(95) 0x40cd67 JE 40cd40 |
(95) 0x40cd69 VMOVUPD (%RBX,%RDX,8),%XMM11 |
(95) 0x40cd6e VSUBPD -0x10(%RCX),%XMM11,%XMM11 |
(95) 0x40cd73 VMULPD %XMM11,%XMM11,%XMM12 |
(95) 0x40cd78 VSHUFPD $0x1,%XMM12,%XMM12,%XMM13 |
(95) 0x40cd7e VADDSD %XMM12,%XMM13,%XMM13 |
(95) 0x40cd83 VMOVSD 0x10(%RBX,%RDX,8),%XMM12 |
(95) 0x40cd89 VSUBSD (%RCX),%XMM12,%XMM12 |
(95) 0x40cd8d VFMADD231SD %XMM12,%XMM12,%XMM13 |
(95) 0x40cd92 VUCOMISD %XMM2,%XMM13 |
(95) 0x40cd96 JA 40cd60 |
(95) 0x40cd98 VUCOMISD %XMM4,%XMM13 |
(95) 0x40cd9c JBE 40cd60 |
(95) 0x40cd9e VDIVSD %XMM13,%XMM6,%XMM13 |
(95) 0x40cda3 VMULSD %XMM13,%XMM13,%XMM14 |
(95) 0x40cda8 VMULSD %XMM1,%XMM13,%XMM15 |
(95) 0x40cdac VMULSD %XMM15,%XMM14,%XMM14 |
(95) 0x40cdb1 VADDSD %XMM7,%XMM14,%XMM15 |
(95) 0x40cdb5 VFNMADD213SD 0x10(%RBP),%XMM14,%XMM15 |
(95) 0x40cdbb VMULSD %XMM8,%XMM15,%XMM15 |
(95) 0x40cdc0 MOV 0x30(%R13),%R10 |
(95) 0x40cdc4 VADDSD (%R10,%R15,8),%XMM15,%XMM0 |
(95) 0x40cdca VMOVSD %XMM0,(%R10,%R15,8) |
(95) 0x40cdd0 VMOVAPD %XMM9,%XMM0 |
(95) 0x40cdd4 VFMADD213SD %XMM10,%XMM14,%XMM0 |
(95) 0x40cdd9 VMULSD %XMM3,%XMM13,%XMM13 |
(95) 0x40cddd VMULSD %XMM0,%XMM14,%XMM0 |
(95) 0x40cde1 VMULSD %XMM0,%XMM13,%XMM0 |
(95) 0x40cde5 MOV 0x28(%R13),%R10 |
(95) 0x40cde9 VMOVDDUP %XMM0,%XMM13 |
(95) 0x40cded VFMADD213PD (%R10,%RDX,8),%XMM13,%XMM11 |
(95) 0x40cdf3 VMOVUPD %XMM11,(%R10,%RDX,8) |
(95) 0x40cdf9 VFMADD213SD 0x10(%R10,%RDX,8),%XMM0,%XMM12 |
(95) 0x40ce00 VMOVSD %XMM12,0x10(%R10,%RDX,8) |
(95) 0x40ce07 VADDSD %XMM5,%XMM15,%XMM5 |
(95) 0x40ce0b JMP 40cd60 |
/scratch_na/users/xoserete/qaas_runs/171-172-2581/intel/CoMD/build/CoMD/CoMD/src-openmp/ljForce.c: 187 - 216 |
-------------------------------------------------------------------------------- |
187: for (int iOff=MAXATOMS*iBox; iOff<(iBox*MAXATOMS+nIBox); iOff++) |
188: { |
189: |
190: // loop over atoms in jBox |
191: for (int jOff=jBox*MAXATOMS; jOff<(jBox*MAXATOMS+nJBox); jOff++) |
[...] |
197: dr[m] = s->atoms->r[iOff][m]-s->atoms->r[jOff][m]; |
198: r2+=dr[m]*dr[m]; |
199: } |
200: |
201: if ( r2 <= rCut2 && r2 > 0.0) |
202: { |
203: |
204: // Important note: |
205: // from this point on r actually refers to 1.0/r |
206: r2 = 1.0/r2; |
207: real_t r6 = s6 * (r2*r2*r2); |
208: real_t eLocal = r6 * (r6 - 1.0) - eShift; |
209: s->atoms->U[iOff] += 0.5*eLocal; |
210: ePot += 0.5*eLocal; |
211: |
212: // different formulation to avoid sqrt computation |
213: real_t fr = - 4.0*epsilon*r6*r2*(12.0*r6 - 6.0); |
214: for (int m=0; m<3; m++) |
215: { |
216: s->atoms->f[iOff][m] -= dr[m]*fr; |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 2.67 |
Bottlenecks | micro-operation queue, |
Function | ljForce.extracted |
Source | ljForce.c:187-187,ljForce.c:197-197 |
Source loop unroll info | NA |
Source loop unroll confidence level | NA |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 1.33 |
CQA cycles if no scalar integer | 1.33 |
CQA cycles if FP arith vectorized | 1.33 |
CQA cycles if fully vectorized | 0.17 |
Front-end cycles | 1.33 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.40 |
P1 cycles | 0.00 |
P2 cycles | 0.00 |
P3 cycles | 0.00 |
P4 cycles | 0.40 |
P5 cycles | 0.50 |
P6 cycles | 0.00 |
P7 cycles | 0.00 |
P8 cycles | 0.00 |
P9 cycles | 0.20 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
Inter-iter dependencies cycles | 0 |
FE+BE cycles (UFS) | 1.38 |
Stall cycles (UFS) | 0.00 |
Nb insns | 8.00 |
Nb uops | 8.00 |
Nb loads | 0.00 |
Nb stores | 0.00 |
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 | 0.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 0.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 0.00 |
Stride n | 1.00 |
Stride unknown | 1.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | NA |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 12.50 |
Vector-efficiency ratio load | NA |
Vector-efficiency ratio store | NA |
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 | 12.50 |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 2.67 |
Bottlenecks | micro-operation queue, |
Function | ljForce.extracted |
Source | ljForce.c:187-187,ljForce.c:197-197 |
Source loop unroll info | NA |
Source loop unroll confidence level | NA |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 1.33 |
CQA cycles if no scalar integer | 1.33 |
CQA cycles if FP arith vectorized | 1.33 |
CQA cycles if fully vectorized | 0.17 |
Front-end cycles | 1.33 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.40 |
P1 cycles | 0.00 |
P2 cycles | 0.00 |
P3 cycles | 0.00 |
P4 cycles | 0.40 |
P5 cycles | 0.50 |
P6 cycles | 0.00 |
P7 cycles | 0.00 |
P8 cycles | 0.00 |
P9 cycles | 0.20 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
Inter-iter dependencies cycles | 0 |
FE+BE cycles (UFS) | 1.38 |
Stall cycles (UFS) | 0.00 |
Nb insns | 8.00 |
Nb uops | 8.00 |
Nb loads | 0.00 |
Nb stores | 0.00 |
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 | 0.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 0.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 0.00 |
Stride n | 1.00 |
Stride unknown | 1.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | NA |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 12.50 |
Vector-efficiency ratio load | NA |
Vector-efficiency ratio store | NA |
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 | 12.50 |
Path / |
Function | ljForce.extracted |
Source file and lines | ljForce.c:187-216 |
Module | exec |
nb instructions | 8 |
nb uops | 8 |
loop length | 25 |
used x86 registers | 9 |
used mmx registers | 0 |
used xmm registers | 0 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 1.33 cycles |
front end | 1.33 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 |
cycles | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 0.00 |
FE+BE cycles | 1.38 |
Stall cycles | 0.00 |
Front-end | 1.33 |
Dispatch | 0.50 |
Data deps. | 0.00 |
Overall L1 | 1.33 |
all | 0% |
load | NA (no load vectorizable/vectorized instructions) |
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 | 0% |
all | 12% |
load | NA (no load vectorizable/vectorized instructions) |
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 | 12% |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CMP %RSI,%RAX | 1 | 0.20 | 0.20 | 0 | 0 | 0 | 0.20 | 0.20 | 0 | 0 | 0 | 0.20 | 0 | 1 | 0.20 |
LEA 0x1(%RAX),%RAX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
JE 40cce0 <ljForce.extracted+0x1b0> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 |
LEA (%RAX,%RDI,1),%R15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
LEA (%R15,%R15,2),%RDX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
MOV %R11,%RCX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.17 |
MOV %R8,%R12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.17 |
JMP 40cd69 <ljForce.extracted+0x239> | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.84 |
Function | ljForce.extracted |
Source file and lines | ljForce.c:187-216 |
Module | exec |
nb instructions | 8 |
nb uops | 8 |
loop length | 25 |
used x86 registers | 9 |
used mmx registers | 0 |
used xmm registers | 0 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 1.33 cycles |
front end | 1.33 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 |
cycles | 0.50 | 0.40 | 0.00 | 0.00 | 0.00 | 0.40 | 0.50 | 0.00 | 0.00 | 0.00 | 0.20 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 0.00 |
FE+BE cycles | 1.38 |
Stall cycles | 0.00 |
Front-end | 1.33 |
Dispatch | 0.50 |
Data deps. | 0.00 |
Overall L1 | 1.33 |
all | 0% |
load | NA (no load vectorizable/vectorized instructions) |
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 | 0% |
all | 12% |
load | NA (no load vectorizable/vectorized instructions) |
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 | 12% |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CMP %RSI,%RAX | 1 | 0.20 | 0.20 | 0 | 0 | 0 | 0.20 | 0.20 | 0 | 0 | 0 | 0.20 | 0 | 1 | 0.20 |
LEA 0x1(%RAX),%RAX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
JE 40cce0 <ljForce.extracted+0x1b0> | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 |
LEA (%RAX,%RDI,1),%R15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
LEA (%R15,%R15,2),%RDX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.17 |
MOV %R11,%RCX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.17 |
MOV %R8,%R12 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.17 |
JMP 40cd69 <ljForce.extracted+0x239> | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.84 |