Loop Id: 3693 | Module: exec | Source: csr_matvec.c:612-615 | Coverage: 1.84% |
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Loop Id: 3693 | Module: exec | Source: csr_matvec.c:612-615 | Coverage: 1.84% |
---|
0x4a7020 LDR X17, [X25, X15,LSL #3] [3] |
0x4a7024 LDR D0, [X24, X15,LSL #3] [4] |
0x4a7028 LDR D1, [X21, X8,LSL #3] [1] |
0x4a702c ADD X15, X15, #1 |
0x4a7030 SUBS X16, X16, #1 |
0x4a7034 LDR D2, [X9, X17,LSL #3] [2] |
0x4a7038 FMADD D0, D0, D1, D2 |
0x4a703c STR D0, [X9, X17,LSL #3] [2] |
0x4a7040 B.NE 4a7020 |
/home/hbollore/qaas/qaas-runs/169-817-3176/intel/AMG/build/AMG/AMG/seq_mv/csr_matvec.c: 612 - 615 |
-------------------------------------------------------------------------------- |
612: for (jj = A_i[i]; jj < A_i[i+1]; jj++) |
613: { |
614: j = A_j[jj]; |
615: y_data[j] += A_data[jj] * x_data[i]; |
Coverage (%) | Name | Source Location | Module |
---|---|---|---|
►94.83+ | hypre_ParCSRMatrixMatvecT | par_csr_matvec.c:432 | exec |
○ | hypre_BoomerAMGCycle | par_cycle.c:431 | exec |
○ | hypre_BoomerAMGSolve | par_amg_solve.c:274 | exec |
○ | hypre_PCGSolve | pcg.c:545 | exec |
○ | main | amg.c:419 | exec |
○ | __libc_start_main | libc-2.31.so | |
○ | _start | exec | |
►5.17+ | hypre_ParCSRMatrixMatvecT | par_csr_matvec.c:432 | exec |
○ | hypre_BoomerAMGCycle | par_cycle.c:431 | exec |
○ | hypre_BoomerAMGSolve | par_amg_solve.c:274 | exec |
○ | hypre_PCGSolve | pcg.c:424 | exec |
○ | main | amg.c:419 | exec |
○ | __libc_start_main | libc-2.31.so | |
○ | _start | exec |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.22 |
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 | 1.10 |
Bottlenecks | P10, |
Function | hypre_CSRMatrixMatvecT |
Source | csr_matvec.c:612-615 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | 1 |
CQA cycles | 1.83 |
CQA cycles if no scalar integer | 1.50 |
CQA cycles if FP arith vectorized | 1.83 |
CQA cycles if fully vectorized | 0.46 |
Front-end cycles | 1.13 |
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 | 0.50 |
P6 cycles | 0.50 |
P7 cycles | 0.50 |
P8 cycles | 0.50 |
P9 cycles | 1.83 |
P10 cycles | 1.50 |
P11 cycles | 1.67 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 0.00 |
Inter-iter dependencies cycles | 1 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 9.00 |
Nb uops | 9.00 |
Nb loads | NA |
Nb stores | 1.00 |
Nb stack references | 0.00 |
FLOP/cycle | 1.09 |
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 | 21.82 |
Bytes prefetched | 0.00 |
Bytes loaded | 32.00 |
Bytes stored | 8.00 |
Stride 0 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
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 | 25.00 |
Vector-efficiency ratio load | 25.00 |
Vector-efficiency ratio store | 25.00 |
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 | 1.22 |
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 | 1.10 |
Bottlenecks | P10, |
Function | hypre_CSRMatrixMatvecT |
Source | csr_matvec.c:612-615 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | max |
Unroll/vectorization loop type | NA |
Unroll factor | 1 |
CQA cycles | 1.83 |
CQA cycles if no scalar integer | 1.50 |
CQA cycles if FP arith vectorized | 1.83 |
CQA cycles if fully vectorized | 0.46 |
Front-end cycles | 1.13 |
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 | 0.50 |
P6 cycles | 0.50 |
P7 cycles | 0.50 |
P8 cycles | 0.50 |
P9 cycles | 1.83 |
P10 cycles | 1.50 |
P11 cycles | 1.67 |
P12 cycles | 0.00 |
P13 cycles | 0.00 |
P14 cycles | 0.00 |
Inter-iter dependencies cycles | 1 |
FE+BE cycles (UFS) | NA |
Stall cycles (UFS) | NA |
Nb insns | 9.00 |
Nb uops | 9.00 |
Nb loads | NA |
Nb stores | 1.00 |
Nb stack references | 0.00 |
FLOP/cycle | 1.09 |
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 | 21.82 |
Bytes prefetched | 0.00 |
Bytes loaded | 32.00 |
Bytes stored | 8.00 |
Stride 0 | NA |
Stride 1 | NA |
Stride n | NA |
Stride unknown | NA |
Stride indirect | NA |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
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 | 25.00 |
Vector-efficiency ratio load | 25.00 |
Vector-efficiency ratio store | 25.00 |
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 | hypre_CSRMatrixMatvecT |
Source file and lines | csr_matvec.c:612-615 |
Module | exec |
nb instructions | 9 |
loop length | 36 |
nb stack references | 0 |
front end | 1.13 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 | 0.50 | 0.50 | 0.50 | 0.50 | 1.83 | 1.50 | 1.67 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 1.83 | 1.50 | 1.67 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 1.00 |
Front-end | 1.13 |
Data deps. | 1.00 |
Overall L1 | 1.83 |
all | 0% |
load | 0% |
store | 0% |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LDR X17, [X25, X15,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 |
LDR D0, [X24, X15,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
LDR D1, [X21, X8,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
ADD X15, X15, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUBS X16, X16, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 |
LDR D2, [X9, X17,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FMADD D0, D0, D1, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
STR D0, [X9, X17,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 |
B.NE 4a7020 <hypre_CSRMatrixMatvecT+0x390> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |
Function | hypre_CSRMatrixMatvecT |
Source file and lines | csr_matvec.c:612-615 |
Module | exec |
nb instructions | 9 |
loop length | 36 |
nb stack references | 0 |
front end | 1.13 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 | 0.50 | 0.50 | 0.50 | 0.50 | 1.83 | 1.50 | 1.67 | 0.00 | 0.00 |
cycles | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 | 1.83 | 1.50 | 1.67 | 0.00 | 0.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 1.00 |
Front-end | 1.13 |
Data deps. | 1.00 |
Overall L1 | 1.83 |
all | 0% |
load | 0% |
store | 0% |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LDR X17, [X25, X15,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 4 | 0.33 |
LDR D0, [X24, X15,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
LDR D1, [X21, X8,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
ADD X15, X15, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 |
SUBS X16, X16, #1 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.33 |
LDR D2, [X9, X17,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.33 | 0.33 | 0.33 | 0 | 0 | 6 | 0.33 |
FMADD D0, D0, D1, D2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 4 | 0.25 |
STR D0, [X9, X17,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 |
B.NE 4a7020 <hypre_CSRMatrixMatvecT+0x390> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 |