Loop Id: 120 | Module: exec | Source: random.c:26-48 [...] | Coverage: 0.02% |
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Loop Id: 120 | Module: exec | Source: random.c:26-48 [...] | Coverage: 0.02% |
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0x40c2e0 MADD X6, X13, X5, XZR |
0x40c2e4 UDIV X3, X6, X4 |
0x40c2e8 UBFM X2, X3, #3, #2 |
0x40c2ec SUB X7, X2, X3 |
0x40c2f0 SUB X8, X6, X7 |
0x40c2f4 MADD X9, X8, X5, XZR |
0x40c2f8 SCVTF D0, X8 |
0x40c2fc UDIV X10, X9, X4 |
0x40c300 FMUL D4, D0, D1 |
0x40c304 FMADD D6, D4, D3, D2 |
0x40c308 UBFM X11, X10, #3, #2 |
0x40c30c SUB X12, X11, X10 |
0x40c310 SUB X13, X9, X12 |
0x40c314 SCVTF D8, X13 |
0x40c318 FMUL D7, D8, D1 |
0x40c31c FMADD D8, D7, D3, D2 |
0x40c320 FMUL D9, D8, D8 |
0x40c324 FMADD D9, D6, D6, D9 |
0x40c328 FCMPE D9, D5 |
0x40c32c B.GE 40c2e0 |
0x40c330 FCMP D9, #0 |
0x40c334 B.EQ 40c2e0 |
/home/hbollore/qaas/qaas-runs/169-814-5713/intel/CoMD/build/CoMD/CoMD/src-openmp/random.c: 26 - 48 |
-------------------------------------------------------------------------------- |
26: v1 = 2.0*lcg61(seed)-1.0; |
27: v2 = 2.0*lcg61(seed)-1.0; |
28: rsq = v1*v1+v2*v2; |
29: } while (rsq >= 1.0 || rsq == 0.0); |
[...] |
45: *seed *= UINT64_C(437799614237992725); |
46: *seed %= UINT64_C(2305843009213693951); |
47: |
48: return *seed*convertToDouble; |
Coverage (%) | Name | Source Location | Module |
---|---|---|---|
►100.00+ | setTemperature._omp_fn.0 | initAtoms.c:160 | exec |
○ | GOMP_parallel | libomp.so | |
○ | setTemperature | initAtoms.c:167 | exec |
○ | main | CoMD.c:200 | exec |
○ | __libc_start_main | libc-2.31.so | |
○ | _start | CoMD.c:150 | exec |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 4.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 3.33 - 8.33 |
Bottlenecks | |
Function | gasdev |
Source | random.c:26-29,random.c:45-48 |
Source loop unroll info | not unrolled or unrolled with no peel/tail loop |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 20.00 - 50.00 |
CQA cycles if no scalar integer | 20.00 - 50.00 |
CQA cycles if FP arith vectorized | 20.00 - 50.00 |
CQA cycles if fully vectorized | 5.00 - 12.50 |
Front-end cycles | 2.75 |
DIV/SQRT cycles | 1.00 |
P0 cycles | 1.00 |
P1 cycles | 2.00 |
P2 cycles | 2.00 |
P3 cycles | 6.00 |
P4 cycles | 2.00 |
P5 cycles | 2.00 |
P6 cycles | 2.00 |
P7 cycles | 2.00 |
P8 cycles | 2.00 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 2.00 - 1.00 |
Inter-iter dependencies cycles | 20 - 50 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 22.00 |
Nb uops | 22.00 |
Nb loads | NA |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.45 - 0.18 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 3.00 |
Nb FLOP fma | 3.00 |
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 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 0.00 |
Vectorization ratio load | NA |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | 0.00 |
Vectorization ratio div_sqrt | 0.00 |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 25.00 |
Vector-efficiency ratio load | NA |
Vector-efficiency ratio store | NA |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | 25.00 |
Vector-efficiency ratio fma | 25.00 |
Vector-efficiency ratio div_sqrt | 25.00 |
Vector-efficiency ratio other | 25.00 |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 4.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 3.33 - 8.33 |
Bottlenecks | |
Function | gasdev |
Source | random.c:26-29,random.c:45-48 |
Source loop unroll info | not unrolled or unrolled with no peel/tail loop |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | NA |
CQA cycles | 20.00 - 50.00 |
CQA cycles if no scalar integer | 20.00 - 50.00 |
CQA cycles if FP arith vectorized | 20.00 - 50.00 |
CQA cycles if fully vectorized | 5.00 - 12.50 |
Front-end cycles | 2.75 |
DIV/SQRT cycles | 1.00 |
P0 cycles | 1.00 |
P1 cycles | 2.00 |
P2 cycles | 2.00 |
P3 cycles | 6.00 |
P4 cycles | 2.00 |
P5 cycles | 2.00 |
P6 cycles | 2.00 |
P7 cycles | 2.00 |
P8 cycles | 2.00 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 2.00 - 1.00 |
Inter-iter dependencies cycles | 20 - 50 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 22.00 |
Nb uops | 22.00 |
Nb loads | NA |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.45 - 0.18 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 3.00 |
Nb FLOP fma | 3.00 |
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 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 0.00 |
Vectorization ratio load | NA |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | 0.00 |
Vectorization ratio div_sqrt | 0.00 |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 25.00 |
Vector-efficiency ratio load | NA |
Vector-efficiency ratio store | NA |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | 25.00 |
Vector-efficiency ratio fma | 25.00 |
Vector-efficiency ratio div_sqrt | 25.00 |
Vector-efficiency ratio other | 25.00 |
Path / |
Function | gasdev |
Source file and lines | random.c:26-48 |
Module | exec |
nb instructions | 22 |
loop length | 88 |
nb stack references | 0 |
front end | 2.75 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 1.00 | 1.00 | 2.00 | 2.00 | 6.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 1.00 | 1.00 | 2.00 | 2.00 | 6.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | 2.00-1.00 |
Longest recurrence chain latency (RecMII) | 20.00-50.00 |
Front-end | 2.75 |
Data deps. | 20.00-50.00 |
Overall L1 | 20.00-50.00 |
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 | 0% |
fma | 0% |
div/sqrt | 0% |
other | 0% |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MADD X6, X13, X5, XZR | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
UDIV X3, X6, X4 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5-20 | 1-0.50 |
UBFM X2, X3, #3, #2 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X7, X2, X3 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X8, X6, X7 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
MADD X9, X8, X5, XZR | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
SCVTF D0, X8 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
UDIV X10, X9, X4 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5-20 | 1-0.50 |
FMUL D4, D0, D1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D6, D4, D3, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
UBFM X11, X10, #3, #2 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X12, X11, X10 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X13, X9, X12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SCVTF D8, X13 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
FMUL D7, D8, D1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D8, D7, D3, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
FMUL D9, D8, D8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D9, D6, D6, D9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
FCMPE D9, D5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
B.GE 40c2e0 <gasdev+0x40> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
FCMP D9, #0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
B.EQ 40c2e0 <gasdev+0x40> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
Function | gasdev |
Source file and lines | random.c:26-48 |
Module | exec |
nb instructions | 22 |
loop length | 88 |
nb stack references | 0 |
front end | 2.75 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 1.00 | 1.00 | 2.00 | 2.00 | 6.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 1.00 | 1.00 | 2.00 | 2.00 | 6.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | 2.00-1.00 |
Longest recurrence chain latency (RecMII) | 20.00-50.00 |
Front-end | 2.75 |
Data deps. | 20.00-50.00 |
Overall L1 | 20.00-50.00 |
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 | 0% |
fma | 0% |
div/sqrt | 0% |
other | 0% |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MADD X6, X13, X5, XZR | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
UDIV X3, X6, X4 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5-20 | 1-0.50 |
UBFM X2, X3, #3, #2 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X7, X2, X3 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X8, X6, X7 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
MADD X9, X8, X5, XZR | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
SCVTF D0, X8 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
UDIV X10, X9, X4 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5-20 | 1-0.50 |
FMUL D4, D0, D1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D6, D4, D3, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
UBFM X11, X10, #3, #2 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X12, X11, X10 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUB X13, X9, X12 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SCVTF D8, X13 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
FMUL D7, D8, D1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D8, D7, D3, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
FMUL D9, D8, D8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 3 | 0.25 |
FMADD D9, D6, D6, D9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
FCMPE D9, D5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
B.GE 40c2e0 <gasdev+0x40> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
FCMP D9, #0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
B.EQ 40c2e0 <gasdev+0x40> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |