| Loop Id: 2325 | Module: exec | Source: par_strength.c:1261-1263 | Coverage: 0.01% |
|---|
| Loop Id: 2325 | Module: exec | Source: par_strength.c:1261-1263 | Coverage: 0.01% |
|---|
0x48ac40 VPCMPLTQ (%RSI),%YMM0,%K0 [1] |
0x48ac47 VPCMPLTQ 0x20(%RSI),%YMM0,%K1 [1] |
0x48ac4f KSHIFTLB $0x4,%K1,%K1 |
0x48ac55 KORB %K1,%K0,%K0 |
0x48ac59 KMOVB %K0,%ECX |
0x48ac5d POPCNT %RCX,%RCX |
0x48ac62 ADD %RCX,%RDX |
0x48ac65 ADD $0x40,%RSI |
0x48ac69 DEC %RDI |
0x48ac6c JNE 48ac40 |
/home/kcamus/qaas_runs/169-443-9681/intel/AMG/build/AMG/AMG/parcsr_ls/par_strength.c: 1261 - 1263 |
-------------------------------------------------------------------------------- |
1261: for (i = i_begin; i < i_end; i++) |
1262: { |
1263: if (CF_marker[i] > 0) num_coarse_private++; |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►100.00+ | __kmp_invoke_microtask | libiomp5.so | |
| ○ | __kmp_fork_call | libiomp5.so | |
| ○ | __kmpc_fork_call | libiomp5.so | |
| ○ | hypre_BoomerAMGCreate2ndS | par_strength.c:1253 | exec |
| ○ | hypre_BoomerAMGSetup | par_amg_setup.c:617 | 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 | 2.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 5.71 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 1.14 |
| Bottlenecks | P0, |
| Function | hypre_BoomerAMGCreate2ndS.extracted |
| Source | par_strength.c:1261-1263 |
| Source loop unroll info | unrolled by 8 |
| Source loop unroll confidence level | max |
| Unroll/vectorization loop type | main |
| Unroll factor | 8 |
| CQA cycles | 2.00 |
| CQA cycles if no scalar integer | 1.00 |
| CQA cycles if FP arith vectorized | 2.00 |
| CQA cycles if fully vectorized | 0.35 |
| Front-end cycles | 1.75 |
| DIV/SQRT cycles | 2.00 |
| P0 cycles | 1.75 |
| P1 cycles | 0.00 |
| P2 cycles | 0.00 |
| P3 cycles | 0.00 |
| P4 cycles | 1.75 |
| P5 cycles | 1.50 |
| P6 cycles | 0.00 |
| P7 cycles | 0.00 |
| Inter-iter dependencies cycles | 1 |
| FE+BE cycles (UFS) | 4.11 |
| Stall cycles (UFS) | 2.05 |
| Nb insns | 10.00 |
| Nb uops | 7.00 |
| Nb loads | 2.00 |
| Nb stores | 0.00 |
| Nb stack references | 0.00 |
| FLOP/cycle | 0.00 |
| Nb FLOP add-sub | 0.00 |
| 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 | 32.00 |
| Bytes prefetched | 0.00 |
| Bytes loaded | 64.00 |
| 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 | 50.00 |
| Vectorization ratio load | 100.00 |
| 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 | 66.67 |
| Vector-efficiency ratio all | 31.25 |
| Vector-efficiency ratio load | 50.00 |
| 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 | 37.50 |
| Metric | Value |
|---|---|
| CQA speedup if no scalar integer | 2.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 5.71 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 1.14 |
| Bottlenecks | P0, |
| Function | hypre_BoomerAMGCreate2ndS.extracted |
| Source | par_strength.c:1261-1263 |
| Source loop unroll info | unrolled by 8 |
| Source loop unroll confidence level | max |
| Unroll/vectorization loop type | main |
| Unroll factor | 8 |
| CQA cycles | 2.00 |
| CQA cycles if no scalar integer | 1.00 |
| CQA cycles if FP arith vectorized | 2.00 |
| CQA cycles if fully vectorized | 0.35 |
| Front-end cycles | 1.75 |
| DIV/SQRT cycles | 2.00 |
| P0 cycles | 1.75 |
| P1 cycles | 0.00 |
| P2 cycles | 0.00 |
| P3 cycles | 0.00 |
| P4 cycles | 1.75 |
| P5 cycles | 1.50 |
| P6 cycles | 0.00 |
| P7 cycles | 0.00 |
| Inter-iter dependencies cycles | 1 |
| FE+BE cycles (UFS) | 4.11 |
| Stall cycles (UFS) | 2.05 |
| Nb insns | 10.00 |
| Nb uops | 7.00 |
| Nb loads | 2.00 |
| Nb stores | 0.00 |
| Nb stack references | 0.00 |
| FLOP/cycle | 0.00 |
| Nb FLOP add-sub | 0.00 |
| 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 | 32.00 |
| Bytes prefetched | 0.00 |
| Bytes loaded | 64.00 |
| 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 | 50.00 |
| Vectorization ratio load | 100.00 |
| 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 | 66.67 |
| Vector-efficiency ratio all | 31.25 |
| Vector-efficiency ratio load | 50.00 |
| 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 | 37.50 |
| Path / |
| Function | hypre_BoomerAMGCreate2ndS.extracted |
| Source file and lines | par_strength.c:1261-1263 |
| Module | exec |
| nb instructions | 10 |
| nb uops | 7 |
| loop length | 46 |
| used x86 registers | 4 |
| used mmx registers | 0 |
| used xmm registers | 0 |
| used ymm registers | 1 |
| used zmm registers | 0 |
| nb stack references | 0 |
| micro-operation queue | 1.75 cycles |
| front end | 1.75 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 2.00 | 1.75 | 0.00 | 0.00 | 0.00 | 1.75 | 1.50 | 0.00 |
| cycles | 2.00 | 1.75 | 0.00 | 0.00 | 0.00 | 1.75 | 1.50 | 0.00 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 1.00 |
| FE+BE cycles | 4.11 |
| Stall cycles | 2.05 |
| PRF_INT full (events) | 2.74 |
| Front-end | 1.75 |
| Dispatch | 2.00 |
| Data deps. | 1.00 |
| Overall L1 | 2.00 |
| all | 50% |
| load | 100% |
| 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 | 66% |
| all | 31% |
| load | 50% |
| 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 | 37% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput |
|---|---|---|---|---|---|---|---|---|---|---|---|
| VPCMPLTQ (%RSI),%YMM0,%K0 | |||||||||||
| VPCMPLTQ 0x20(%RSI),%YMM0,%K1 | |||||||||||
| KSHIFTLB $0x4,%K1,%K1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 1 |
| KORB %K1,%K0,%K0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| KMOVB %K0,%ECX | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
| POPCNT %RCX,%RCX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
| ADD %RCX,%RDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| ADD $0x40,%RSI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| DEC %RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| JNE 48ac40 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 |
| Function | hypre_BoomerAMGCreate2ndS.extracted |
| Source file and lines | par_strength.c:1261-1263 |
| Module | exec |
| nb instructions | 10 |
| nb uops | 7 |
| loop length | 46 |
| used x86 registers | 4 |
| used mmx registers | 0 |
| used xmm registers | 0 |
| used ymm registers | 1 |
| used zmm registers | 0 |
| nb stack references | 0 |
| micro-operation queue | 1.75 cycles |
| front end | 1.75 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | |
|---|---|---|---|---|---|---|---|---|
| uops | 2.00 | 1.75 | 0.00 | 0.00 | 0.00 | 1.75 | 1.50 | 0.00 |
| cycles | 2.00 | 1.75 | 0.00 | 0.00 | 0.00 | 1.75 | 1.50 | 0.00 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 1.00 |
| FE+BE cycles | 4.11 |
| Stall cycles | 2.05 |
| PRF_INT full (events) | 2.74 |
| Front-end | 1.75 |
| Dispatch | 2.00 |
| Data deps. | 1.00 |
| Overall L1 | 2.00 |
| all | 50% |
| load | 100% |
| 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 | 66% |
| all | 31% |
| load | 50% |
| 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 | 37% |
| Instruction | Nb FU | P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | Latency | Recip. throughput |
|---|---|---|---|---|---|---|---|---|---|---|---|
| VPCMPLTQ (%RSI),%YMM0,%K0 | |||||||||||
| VPCMPLTQ 0x20(%RSI),%YMM0,%K1 | |||||||||||
| KSHIFTLB $0x4,%K1,%K1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 1 |
| KORB %K1,%K0,%K0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| KMOVB %K0,%ECX | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
| POPCNT %RCX,%RCX | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 |
| ADD %RCX,%RDX | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| ADD $0x40,%RSI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| DEC %RDI | 1 | 0.25 | 0.25 | 0 | 0 | 0 | 0.25 | 0.25 | 0 | 1 | 0.25 |
| JNE 48ac40 | 1 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0 | 0 | 0.50-1 |
