Loop Id: 589 | Module: exec | Source: par_strength.c:324-327 | Coverage: 0.13% |
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Loop Id: 589 | Module: exec | Source: par_strength.c:324-327 | Coverage: 0.13% |
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0x4664a0 LDP D7, D16, [X20, #1008] [1] |
0x4664a4 FCMP D4, D7 |
0x4664a8 FADD D6, D6, D7 |
0x4664ac FCSEL D4, D4, D7, #4 |
0x4664b0 FADD D6, D6, D16 |
0x4664b4 FCMP D4, D16 |
0x4664b8 FCSEL D4, D4, D16, #4 |
0x4664bc LDP D7, D16, [X20], #32 [1] |
0x4664c0 FCMP D4, D7 |
0x4664c4 FADD D6, D6, D7 |
0x4664c8 FCSEL D4, D4, D7, #4 |
0x4664cc FADD D6, D6, D16 |
0x4664d0 FCMP D4, D16 |
0x4664d4 FCSEL D4, D4, D16, #4 |
0x4664d8 SUBS X19, X19, #4 |
0x4664dc B.NE 4664a0 |
/home/hbollore/qaas/qaas-runs/169-817-3176/intel/AMG/build/AMG/AMG/parcsr_ls/par_strength.c: 324 - 327 |
-------------------------------------------------------------------------------- |
324: for (jA = A_diag_i[i]+1; jA < A_diag_i[i+1]; jA++) |
325: { |
326: row_scale = hypre_min(row_scale, A_diag_data[jA]); |
327: row_sum += A_diag_data[jA]; |
Coverage (%) | Name | Source Location | Module |
---|---|---|---|
○100.00 | __kmp_invoke_microtask | libomp.so |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 2.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 2.00 |
Bottlenecks | |
Function | .omp_outlined..2#0x466100 |
Source | par_strength.c:324-327 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | 4 |
CQA cycles | 8.00 |
CQA cycles if no scalar integer | 8.00 |
CQA cycles if FP arith vectorized | 8.00 |
CQA cycles if fully vectorized | 4.00 |
Front-end cycles | 2.00 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.50 |
P1 cycles | 0.50 |
P2 cycles | 0.50 |
P3 cycles | 0.50 |
P4 cycles | 0.50 |
P5 cycles | 4.00 |
P6 cycles | 4.00 |
P7 cycles | 2.00 |
P8 cycles | 2.00 |
P9 cycles | 0.67 |
P10 cycles | 0.67 |
P11 cycles | 0.67 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 0.00 |
Inter-iter dependencies cycles | 8 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 16.00 |
Nb uops | 16.00 |
Nb loads | NA |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.50 |
Nb FLOP add-sub | 4.00 |
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 | 4.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 32.00 |
Bytes stored | 0.00 |
Stride 0 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 100.00 |
Vectorization ratio load | 100.00 |
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 | NA |
Vector-efficiency ratio all | 50.00 |
Vector-efficiency ratio load | 50.00 |
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 | NA |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 1.00 |
CQA speedup if fully vectorized | 2.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 2.00 |
Bottlenecks | |
Function | .omp_outlined..2#0x466100 |
Source | par_strength.c:324-327 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | 4 |
CQA cycles | 8.00 |
CQA cycles if no scalar integer | 8.00 |
CQA cycles if FP arith vectorized | 8.00 |
CQA cycles if fully vectorized | 4.00 |
Front-end cycles | 2.00 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.50 |
P1 cycles | 0.50 |
P2 cycles | 0.50 |
P3 cycles | 0.50 |
P4 cycles | 0.50 |
P5 cycles | 4.00 |
P6 cycles | 4.00 |
P7 cycles | 2.00 |
P8 cycles | 2.00 |
P9 cycles | 0.67 |
P10 cycles | 0.67 |
P11 cycles | 0.67 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 0.00 |
Inter-iter dependencies cycles | 8 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 16.00 |
Nb uops | 16.00 |
Nb loads | NA |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.50 |
Nb FLOP add-sub | 4.00 |
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 | 4.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 32.00 |
Bytes stored | 0.00 |
Stride 0 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 100.00 |
Vectorization ratio load | 100.00 |
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 | NA |
Vector-efficiency ratio all | 50.00 |
Vector-efficiency ratio load | 50.00 |
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 | NA |
Path / |
Function | .omp_outlined..2#0x466100 |
Source file and lines | par_strength.c:324-327 |
Module | exec |
nb instructions | 16 |
loop length | 64 |
nb stack references | 0 |
front end | 2.00 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 4.00 | 4.00 | 2.00 | 2.00 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 4.00 | 4.00 | 2.00 | 2.00 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 8.00 |
Front-end | 2.00 |
Data deps. | 8.00 |
Overall L1 | 8.00 |
all | 100% |
load | 100% |
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) |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LDP D7, D16, [X20, #1008] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FCMP D4, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FADD D6, D6, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCSEL D4, D4, D7, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
FADD D6, D6, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCMP D4, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FCSEL D4, D4, D16, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
LDP D7, D16, [X20], #32 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FCMP D4, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FADD D6, D6, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCSEL D4, D4, D7, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
FADD D6, D6, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCMP D4, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FCSEL D4, D4, D16, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
SUBS X19, X19, #4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 |
B.NE 4664a0 <.omp_outlined..2+0x3a0> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
Function | .omp_outlined..2#0x466100 |
Source file and lines | par_strength.c:324-327 |
Module | exec |
nb instructions | 16 |
loop length | 64 |
nb stack references | 0 |
front end | 2.00 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 4.00 | 4.00 | 2.00 | 2.00 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 4.00 | 4.00 | 2.00 | 2.00 | 0.67 | 0.67 | 0.67 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 8.00 |
Front-end | 2.00 |
Data deps. | 8.00 |
Overall L1 | 8.00 |
all | 100% |
load | 100% |
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) |
Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LDP D7, D16, [X20, #1008] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FCMP D4, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FADD D6, D6, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCSEL D4, D4, D7, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
FADD D6, D6, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCMP D4, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FCSEL D4, D4, D16, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
LDP D7, D16, [X20], #32 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FCMP D4, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FADD D6, D6, D7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCSEL D4, D4, D7, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
FADD D6, D6, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 2 | 0.25 |
FCMP D4, D16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
FCSEL D4, D4, D16, #4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.50 |
SUBS X19, X19, #4 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 |
B.NE 4664a0 <.omp_outlined..2+0x3a0> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |