Loop Id: 3399 | Module: exec | Source: par_strength.c:324-327 | Coverage: 0.02% |
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Loop Id: 3399 | Module: exec | Source: par_strength.c:324-327 | Coverage: 0.02% |
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0x4e1490 VMOVSD (%RDX,%RCX,8),%XMM29 [1] |
0x4e1497 INC %RCX |
0x4e149a VADDSD %XMM28,%XMM29,%XMM28 |
0x4e14a0 VMINSD %XMM29,%XMM27,%XMM27 |
0x4e14a6 CMP %RCX,%R8 |
0x4e14a9 JNE 4e1490 |
/home/eoseret/qaas_runs_CPU_9468/172-019-1763/intel/AMG/build/AMG/AMG/parcsr_ls/par_strength.c: 324 - 327 |
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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 | libiomp5.so | |
○ | __kmp_invoke_task_func | libiomp5.so |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 2.40 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 3.00 |
Bottlenecks | |
Function | hypre_BoomerAMGCreateS.extracted |
Source | par_strength.c:324-327 |
Source loop unroll info | unrolled by 8 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | peel/tail |
Unroll factor | 1 |
CQA cycles | 3.00 |
CQA cycles if no scalar integer | 3.00 |
CQA cycles if FP arith vectorized | 1.25 |
CQA cycles if fully vectorized | 0.38 |
Front-end cycles | 0.83 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.50 |
P1 cycles | 0.25 |
P2 cycles | 0.25 |
P3 cycles | 0.50 |
P4 cycles | 0.33 |
P5 cycles | 0.33 |
P6 cycles | 0.33 |
P7 cycles | 0.00 |
P8 cycles | 0.00 |
P9 cycles | 1.00 |
P10 cycles | 1.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
Inter-iter dependencies cycles | 3 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 6.00 |
Nb uops | 5.00 |
Nb loads | 1.00 |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.33 |
Nb FLOP add-sub | 1.00 |
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 | 2.67 |
Bytes prefetched | 0.00 |
Bytes loaded | 8.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 1.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 12.50 |
Vector-efficiency ratio load | 12.50 |
Vector-efficiency ratio store | NA |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | 12.50 |
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 | 2.40 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 3.00 |
Bottlenecks | |
Function | hypre_BoomerAMGCreateS.extracted |
Source | par_strength.c:324-327 |
Source loop unroll info | unrolled by 8 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | peel/tail |
Unroll factor | 1 |
CQA cycles | 3.00 |
CQA cycles if no scalar integer | 3.00 |
CQA cycles if FP arith vectorized | 1.25 |
CQA cycles if fully vectorized | 0.38 |
Front-end cycles | 0.83 |
DIV/SQRT cycles | 0.50 |
P0 cycles | 0.50 |
P1 cycles | 0.25 |
P2 cycles | 0.25 |
P3 cycles | 0.50 |
P4 cycles | 0.33 |
P5 cycles | 0.33 |
P6 cycles | 0.33 |
P7 cycles | 0.00 |
P8 cycles | 0.00 |
P9 cycles | 1.00 |
P10 cycles | 1.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
Inter-iter dependencies cycles | 3 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 6.00 |
Nb uops | 5.00 |
Nb loads | 1.00 |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.33 |
Nb FLOP add-sub | 1.00 |
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 | 2.67 |
Bytes prefetched | 0.00 |
Bytes loaded | 8.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 1.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 0.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | NA |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | 0.00 |
Vector-efficiency ratio all | 12.50 |
Vector-efficiency ratio load | 12.50 |
Vector-efficiency ratio store | NA |
Vector-efficiency ratio mul | NA |
Vector-efficiency ratio add_sub | 12.50 |
Vector-efficiency ratio fma | NA |
Vector-efficiency ratio div_sqrt | NA |
Vector-efficiency ratio other | 12.50 |
Path / |
Function | hypre_BoomerAMGCreateS.extracted |
Source file and lines | par_strength.c:324-327 |
Module | exec |
nb instructions | 6 |
nb uops | 5 |
loop length | 27 |
used x86 registers | 3 |
used mmx registers | 0 |
used xmm registers | 3 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 0.83 cycles |
front end | 0.83 cycles |
ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 3.00 |
Front-end | 0.83 |
Dispatch | 1.00 |
Data deps. | 3.00 |
Overall L1 | 3.00 |
all | 0% |
load | 0% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | 0% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | 0% |
all | 12% |
load | 12% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | 12% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | 12% |
Instruction | Nb FU | ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | Latency | Recip. throughput | Vectorization |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%RDX,%RCX,8),%XMM29 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | scal (12.5%) |
INC %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 |
VADDSD %XMM28,%XMM29,%XMM28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 3 | 0.50 | scal (12.5%) |
VMINSD %XMM29,%XMM27,%XMM27 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 2 | 0.50 | scal (12.5%) |
CMP %RCX,%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 |
JNE 4e1490 <hypre_BoomerAMGCreateS.extracted+0xe30> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 | N/A |
Function | hypre_BoomerAMGCreateS.extracted |
Source file and lines | par_strength.c:324-327 |
Module | exec |
nb instructions | 6 |
nb uops | 5 |
loop length | 27 |
used x86 registers | 3 |
used mmx registers | 0 |
used xmm registers | 3 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
micro-operation queue | 0.83 cycles |
front end | 0.83 cycles |
ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
uops | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 0.33 | 0.33 | 0.33 | 0.00 | 0.00 | 1.00 | 1.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 3.00 |
Front-end | 0.83 |
Dispatch | 1.00 |
Data deps. | 3.00 |
Overall L1 | 3.00 |
all | 0% |
load | 0% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | 0% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | 0% |
all | 12% |
load | 12% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | 12% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | 12% |
Instruction | Nb FU | ALU0/BRU0 | ALU1 | ALU2 | ALU3 | BRU1 | AGU0 | AGU1 | AGU2 | FP0 | FP1 | FP2 | FP3 | FP4 | FP5 | Latency | Recip. throughput | Vectorization |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%RDX,%RCX,8),%XMM29 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | scal (12.5%) |
INC %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 |
VADDSD %XMM28,%XMM29,%XMM28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 3 | 0.50 | scal (12.5%) |
VMINSD %XMM29,%XMM27,%XMM27 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 2 | 0.50 | scal (12.5%) |
CMP %RCX,%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 |
JNE 4e1490 <hypre_BoomerAMGCreateS.extracted+0xe30> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 | N/A |