Loop Id: 1311 | Module: exec | Source: csr_matvec.c:337-339 | Coverage: 0.65% |
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Loop Id: 1311 | Module: exec | Source: csr_matvec.c:337-339 | Coverage: 0.65% |
---|
0x2d7300 VMOVSD (%RSI,%R9,8),%XMM1 [1] |
0x2d7306 MOV (%RCX,%R9,8),%R15 [2] |
0x2d730a INC %R9 |
0x2d730d VFMADD231SD (%RDX,%R15,8),%XMM1,%XMM0 [3] |
0x2d7313 CMP %R9,%R11 |
0x2d7316 JNE 2d7300 |
/beegfs/hackathon/users/eoseret/qaas_runs/170-859-5251/intel/AMG/build/AMG/AMG/seq_mv/csr_matvec.c: 337 - 339 |
-------------------------------------------------------------------------------- |
337: for (jj = A_i[i]; jj < A_i[i+1]; jj++) |
338: { |
339: tempx += A_data[jj] * x_data[A_j[jj]]; |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 2.91 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 4.00 |
Bottlenecks | |
Function | .omp_outlined..18#0x2d6fa0 |
Source | csr_matvec.c:337-339 |
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 | 4.00 |
CQA cycles if no scalar integer | 4.00 |
CQA cycles if FP arith vectorized | 1.38 |
CQA cycles if fully vectorized | 0.50 |
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 | 1.00 |
P5 cycles | 1.00 |
P6 cycles | 1.00 |
P7 cycles | 0.50 |
P8 cycles | 0.50 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
Inter-iter dependencies cycles | 4 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 6.00 |
Nb uops | 5.00 |
Nb loads | 3.00 |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.50 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 0.00 |
Nb FLOP fma | 1.00 |
Nb FLOP div | 0.00 |
Nb FLOP rcp | 0.00 |
Nb FLOP sqrt | 0.00 |
Nb FLOP rsqrt | 0.00 |
Bytes/cycle | 6.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 24.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 2.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 1.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | 0.00 |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | NA |
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 | NA |
Vector-efficiency ratio fma | 12.50 |
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 | 2.91 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 4.00 |
Bottlenecks | |
Function | .omp_outlined..18#0x2d6fa0 |
Source | csr_matvec.c:337-339 |
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 | 4.00 |
CQA cycles if no scalar integer | 4.00 |
CQA cycles if FP arith vectorized | 1.38 |
CQA cycles if fully vectorized | 0.50 |
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 | 1.00 |
P5 cycles | 1.00 |
P6 cycles | 1.00 |
P7 cycles | 0.50 |
P8 cycles | 0.50 |
P9 cycles | 0.00 |
P10 cycles | 0.00 |
P11 cycles | 0.00 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
Inter-iter dependencies cycles | 4 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 6.00 |
Nb uops | 5.00 |
Nb loads | 3.00 |
Nb stores | 0.00 |
Nb stack references | 0.00 |
FLOP/cycle | 0.50 |
Nb FLOP add-sub | 0.00 |
Nb FLOP mul | 0.00 |
Nb FLOP fma | 1.00 |
Nb FLOP div | 0.00 |
Nb FLOP rcp | 0.00 |
Nb FLOP sqrt | 0.00 |
Nb FLOP rsqrt | 0.00 |
Bytes/cycle | 6.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 24.00 |
Bytes stored | 0.00 |
Stride 0 | 0.00 |
Stride 1 | 2.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 1.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | NA |
Vectorization ratio mul | NA |
Vectorization ratio add_sub | NA |
Vectorization ratio fma | 0.00 |
Vectorization ratio div_sqrt | NA |
Vectorization ratio other | NA |
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 | NA |
Vector-efficiency ratio fma | 12.50 |
Vector-efficiency ratio div_sqrt | NA |
Vector-efficiency ratio other | NA |
Path / |
Function | .omp_outlined..18#0x2d6fa0 |
Source file and lines | csr_matvec.c:337-339 |
Module | exec |
nb instructions | 6 |
nb uops | 5 |
loop length | 24 |
used x86 registers | 6 |
used mmx registers | 0 |
used xmm registers | 2 |
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 | 1.00 | 1.00 | 1.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 1.00 | 1.00 | 1.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 4.00 |
Front-end | 0.83 |
Dispatch | 1.00 |
Data deps. | 4.00 |
Overall L1 | 4.00 |
all | 0% |
load | 0% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | NA (no add-sub vectorizable/vectorized instructions) |
fma | 0% |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | NA (no other vectorizable/vectorized instructions) |
all | 12% |
load | 12% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | NA (no add-sub vectorizable/vectorized instructions) |
fma | 12% |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%RSI,%R9,8),%XMM1 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
MOV (%RCX,%R9,8),%R15 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 |
INC %R9 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
VFMADD231SD (%RDX,%R15,8),%XMM1,%XMM0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
CMP %R9,%R11 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
JNE 2d7300 <.omp_outlined..18+0x360> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 |
Function | .omp_outlined..18#0x2d6fa0 |
Source file and lines | csr_matvec.c:337-339 |
Module | exec |
nb instructions | 6 |
nb uops | 5 |
loop length | 24 |
used x86 registers | 6 |
used mmx registers | 0 |
used xmm registers | 2 |
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 | 1.00 | 1.00 | 1.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.25 | 0.25 | 0.50 | 1.00 | 1.00 | 1.00 | 0.50 | 0.50 | 0.00 | 0.00 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 4.00 |
Front-end | 0.83 |
Dispatch | 1.00 |
Data deps. | 4.00 |
Overall L1 | 4.00 |
all | 0% |
load | 0% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | NA (no add-sub vectorizable/vectorized instructions) |
fma | 0% |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | NA (no other vectorizable/vectorized instructions) |
all | 12% |
load | 12% |
store | NA (no store vectorizable/vectorized instructions) |
mul | NA (no mul vectorizable/vectorized instructions) |
add-sub | NA (no add-sub vectorizable/vectorized instructions) |
fma | 12% |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%RSI,%R9,8),%XMM1 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
MOV (%RCX,%R9,8),%R15 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0.33 |
INC %R9 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
VFMADD231SD (%RDX,%R15,8),%XMM1,%XMM0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
CMP %R9,%R11 | 1 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
JNE 2d7300 <.omp_outlined..18+0x360> | 1 | 0.50 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50-1 |