Loop Id: 874 | Module: exec | Source: par_multi_interp.c:1816-1822 | Coverage: 0.75% |
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Loop Id: 874 | Module: exec | Source: par_multi_interp.c:1816-1822 | Coverage: 0.75% |
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0x448e00 VMOVSD (%R14,%RDI,8),%XMM2 [2] |
0x448e06 MOV (%RCX,%RDI,8),%RAX [5] |
0x448e0a VMULSD (%R13,%RDX,8),%XMM2,%XMM18 [3] |
0x448e12 MOV (%RSI,%RAX,8),%RAX [4] |
0x448e16 VADDSD (%R14,%RAX,8),%XMM18,%XMM2 [1] |
0x448e1d VMOVSD %XMM2,(%R14,%RAX,8) [1] |
0x448e23 VADDSD %XMM1,%XMM18,%XMM1 |
0x448e29 VADDSD %XMM0,%XMM18,%XMM0 |
0x448e2f INC %RDI |
0x448e32 CMP %RDI,%RBX |
0x448e35 JNE 448e00 |
/home/kcamus/qaas_runs/169-443-9681/intel/AMG/build/AMG/AMG/parcsr_ls/par_multi_interp.c: 1816 - 1822 |
-------------------------------------------------------------------------------- |
1816: for (k=P_diag_i[j1]; k < P_diag_i[j1+1]; k++) |
1817: { |
1818: k1 = P_diag_j[k]; |
1819: alfa = A_diag_data[j]*P_diag_data[k]; |
1820: P_diag_data[tmp_array[k1]] += alfa; |
1821: sum_C += alfa; |
1822: sum_N += alfa; |
Coverage (%) | Name | Source Location | Module |
---|---|---|---|
►100.00+ | __kmp_invoke_microtask | libiomp5.so | |
○ | __kmp_fork_call | libiomp5.so | |
○ | __kmpc_fork_call | libiomp5.so | |
○ | hypre_BoomerAMGBuildMultipass | par_multi_interp.c:1737 | exec |
○ | hypre_BoomerAMGSetup | par_amg_setup.c:737 | exec |
○ | hypre_PCGSetup | pcg.c:234 | exec |
○ | main | amg.c:398 | exec |
○ | __libc_init_first | libc.so.6 |
Path / |
Metric | Value |
---|---|
CQA speedup if no scalar integer | 1.00 |
CQA speedup if FP arith vectorized | 2.46 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 1.33 |
Bottlenecks | |
Function | hypre_BoomerAMGBuildMultipass.extracted.28 |
Source | par_multi_interp.c:1816-1822 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | high |
Unroll/vectorization loop type | peel/tail |
Unroll factor | 1 |
CQA cycles | 4.00 |
CQA cycles if no scalar integer | 4.00 |
CQA cycles if FP arith vectorized | 1.63 |
CQA cycles if fully vectorized | 0.50 |
Front-end cycles | 3.00 |
DIV/SQRT cycles | 2.00 |
P0 cycles | 2.00 |
P1 cycles | 2.50 |
P2 cycles | 2.50 |
P3 cycles | 1.00 |
P4 cycles | 1.00 |
P5 cycles | 1.00 |
P6 cycles | 1.00 |
P7 cycles | 0.00 |
Inter-iter dependencies cycles | 4 |
FE+BE cycles (UFS) | 4.16 |
Stall cycles (UFS) | 0.73 |
Nb insns | 11.00 |
Nb uops | 10.00 |
Nb loads | 5.00 |
Nb stores | 1.00 |
Nb stack references | 0.00 |
FLOP/cycle | 1.00 |
Nb FLOP add-sub | 3.00 |
Nb FLOP mul | 1.00 |
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 | 12.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 40.00 |
Bytes stored | 8.00 |
Stride 0 | 1.00 |
Stride 1 | 2.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 2.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
Vectorization ratio mul | 0.00 |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | NA |
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 | 12.50 |
Vector-efficiency ratio mul | 12.50 |
Vector-efficiency ratio add_sub | 12.50 |
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 | 2.46 |
CQA speedup if fully vectorized | 8.00 |
CQA speedup if no inter-iteration dependency | NA |
CQA speedup if next bottleneck killed | 1.33 |
Bottlenecks | |
Function | hypre_BoomerAMGBuildMultipass.extracted.28 |
Source | par_multi_interp.c:1816-1822 |
Source loop unroll info | unrolled by 4 |
Source loop unroll confidence level | high |
Unroll/vectorization loop type | peel/tail |
Unroll factor | 1 |
CQA cycles | 4.00 |
CQA cycles if no scalar integer | 4.00 |
CQA cycles if FP arith vectorized | 1.63 |
CQA cycles if fully vectorized | 0.50 |
Front-end cycles | 3.00 |
DIV/SQRT cycles | 2.00 |
P0 cycles | 2.00 |
P1 cycles | 2.50 |
P2 cycles | 2.50 |
P3 cycles | 1.00 |
P4 cycles | 1.00 |
P5 cycles | 1.00 |
P6 cycles | 1.00 |
P7 cycles | 0.00 |
Inter-iter dependencies cycles | 4 |
FE+BE cycles (UFS) | 4.16 |
Stall cycles (UFS) | 0.73 |
Nb insns | 11.00 |
Nb uops | 10.00 |
Nb loads | 5.00 |
Nb stores | 1.00 |
Nb stack references | 0.00 |
FLOP/cycle | 1.00 |
Nb FLOP add-sub | 3.00 |
Nb FLOP mul | 1.00 |
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 | 12.00 |
Bytes prefetched | 0.00 |
Bytes loaded | 40.00 |
Bytes stored | 8.00 |
Stride 0 | 1.00 |
Stride 1 | 2.00 |
Stride n | 0.00 |
Stride unknown | 0.00 |
Stride indirect | 2.00 |
Vectorization ratio all | 0.00 |
Vectorization ratio load | 0.00 |
Vectorization ratio store | 0.00 |
Vectorization ratio mul | 0.00 |
Vectorization ratio add_sub | 0.00 |
Vectorization ratio fma | NA |
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 | 12.50 |
Vector-efficiency ratio mul | 12.50 |
Vector-efficiency ratio add_sub | 12.50 |
Vector-efficiency ratio fma | NA |
Vector-efficiency ratio div_sqrt | NA |
Vector-efficiency ratio other | NA |
Path / |
Function | hypre_BoomerAMGBuildMultipass.extracted.28 |
Source file and lines | par_multi_interp.c:1816-1822 |
Module | exec |
nb instructions | 11 |
nb uops | 10 |
loop length | 55 |
used x86 registers | 8 |
used mmx registers | 0 |
used xmm registers | 4 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
ADD-SUB / MUL ratio | 3.00 |
micro-operation queue | 3.00 cycles |
front end | 3.00 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
---|---|---|---|---|---|---|---|---|
uops | 2.00 | 2.00 | 2.50 | 2.50 | 1.00 | 1.00 | 1.00 | 1.00 |
cycles | 2.00 | 2.00 | 2.50 | 2.50 | 1.00 | 1.00 | 1.00 | 1.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 4.00 |
FE+BE cycles | 4.16 |
Stall cycles | 0.73 |
LB full (events) | 1.47 |
Front-end | 3.00 |
Dispatch | 2.50 |
Data deps. | 4.00 |
Overall L1 | 4.00 |
all | 0% |
load | 0% |
store | 0% |
mul | 0% |
add-sub | 0% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | NA (no other vectorizable/vectorized instructions) |
all | 12% |
load | 12% |
store | 12% |
mul | 12% |
add-sub | 12% |
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 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%R14,%RDI,8),%XMM2 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
MOV (%RCX,%RDI,8),%RAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
VMULSD (%R13,%RDX,8),%XMM2,%XMM18 | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
MOV (%RSI,%RAX,8),%RAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
VADDSD (%R14,%RAX,8),%XMM18,%XMM2 | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
VMOVSD %XMM2,(%R14,%RAX,8) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 |
VADDSD %XMM1,%XMM18,%XMM1 | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 |
VADDSD %XMM0,%XMM18,%XMM0 | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 |
INC %RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
CMP %RDI,%RBX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
JNE 448e00 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 |
Function | hypre_BoomerAMGBuildMultipass.extracted.28 |
Source file and lines | par_multi_interp.c:1816-1822 |
Module | exec |
nb instructions | 11 |
nb uops | 10 |
loop length | 55 |
used x86 registers | 8 |
used mmx registers | 0 |
used xmm registers | 4 |
used ymm registers | 0 |
used zmm registers | 0 |
nb stack references | 0 |
ADD-SUB / MUL ratio | 3.00 |
micro-operation queue | 3.00 cycles |
front end | 3.00 cycles |
P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
---|---|---|---|---|---|---|---|---|
uops | 2.00 | 2.00 | 2.50 | 2.50 | 1.00 | 1.00 | 1.00 | 1.00 |
cycles | 2.00 | 2.00 | 2.50 | 2.50 | 1.00 | 1.00 | 1.00 | 1.00 |
Cycles executing div or sqrt instructions | NA |
Longest recurrence chain latency (RecMII) | 4.00 |
FE+BE cycles | 4.16 |
Stall cycles | 0.73 |
LB full (events) | 1.47 |
Front-end | 3.00 |
Dispatch | 2.50 |
Data deps. | 4.00 |
Overall L1 | 4.00 |
all | 0% |
load | 0% |
store | 0% |
mul | 0% |
add-sub | 0% |
fma | NA (no fma vectorizable/vectorized instructions) |
div/sqrt | NA (no div/sqrt vectorizable/vectorized instructions) |
other | NA (no other vectorizable/vectorized instructions) |
all | 12% |
load | 12% |
store | 12% |
mul | 12% |
add-sub | 12% |
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 | Latency | Recip. throughput |
---|---|---|---|---|---|---|---|---|---|---|---|
VMOVSD (%R14,%RDI,8),%XMM2 | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
MOV (%RCX,%RDI,8),%RAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
VMULSD (%R13,%RDX,8),%XMM2,%XMM18 | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
MOV (%RSI,%RAX,8),%RAX | 1 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4-5 | 0.50 |
VADDSD (%R14,%RAX,8),%XMM18,%XMM2 | 1 | 0.50 | 0.50 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 4 | 0.50 |
VMOVSD %XMM2,(%R14,%RAX,8) | 1 | 0 | 0 | 0.33 | 0.33 | 1 | 0 | 0 | 0.33 | 3 | 1 |
VADDSD %XMM1,%XMM18,%XMM1 | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 |
VADDSD %XMM0,%XMM18,%XMM0 | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0.50 |
INC %RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
CMP %RDI,%RBX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
JNE 448e00 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 |