| Loop Id: 249 | Module: exec | Source: generate_chunk.cpp:77-80 | Coverage: 0.05% |
|---|
| Loop Id: 249 | Module: exec | Source: generate_chunk.cpp:77-80 | Coverage: 0.05% |
|---|
0x430720 LD1RD {Z28.D}, P6/Z, [X9] [5] |
0x430724 ST1D {Z28.D}, P7, [X4, X0,LSL #3] [8] |
0x430728 LD1RD {Z29.D}, P6/Z, [X8] [4] |
0x43072c ST1D {Z29.D}, P7, [X5, X0,LSL #3] [1] |
0x430730 LD1RD {Z30.D}, P6/Z, [X7] [3] |
0x430734 ST1D {Z30.D}, P7, [X3, X0,LSL #3] [7] |
0x430738 LD1RD {Z31.D}, P6/Z, [X6] [2] |
0x43073c ST1D {Z31.D}, P7, [X2, X0,LSL #3] [6] |
0x430740 ADD X0, X0, X11 |
0x430744 WHILELO P7.D, W0, W1 |
0x430748 B.NE 430720 |
/home/eoseret/qaas/qaas_runs/178-219-7589/intel/CloverLeaf2.0-CXX/build/CloverLeaf2.0-CXX/src/omp/generate_chunk.cpp: 77 - 80 |
-------------------------------------------------------------------------------- |
77: field.energy0(i, j) = state_energy[0]; |
78: field.density0(i, j) = state_density[0]; |
79: field.xvel0(i, j) = state_xvel[0]; |
80: field.yvel0(i, j) = state_yvel[0]; |
| Coverage (%) | Name | Source Location | Module |
|---|---|---|---|
| ►98.34+ | omp_fulfill_event | libgomp.so.1.0.0 | |
| ○ | start_thread | libc.so.6 | |
| ○ | thread_start | libc.so.6 | |
| ►1.66+ | GOMP_parallel | libgomp.so.1.0.0 | |
| ○ | generate_chunk(int, global_var[...] | generate_chunk.cpp:84 | exec |
| ○ | start(parallel_&, global_confi[...] | start.cpp:81 | exec |
| ○ | initialise(parallel_&, std::ve[...] | clover_leaf.cpp:192 | exec |
| ○ | main | clover_leaf.cpp:204 | exec |
| ○ | __libc_start_call_main | libc.so.6 | |
| ○ | __libc_start_main | libc.so.6 | |
| ○ | _start | clover_leaf.cpp:51 | exec |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| min | med | avg | max |
|---|---|---|---|
| Percentile Index | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|
| Value |
| Path / |
| Metric | Value |
|---|---|
| CQA speedup if no scalar integer | 1.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 1.60 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 2.91 |
| Bottlenecks | P10, P11, |
| Function | generate_chunk(int, global_variables&) [clone ._omp_fn.0] |
| Source | generate_chunk.cpp:77-80 |
| 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 | 4.00 |
| CQA cycles if fully vectorized | 2.50 |
| Front-end cycles | 1.38 |
| P0 cycles | 0.50 |
| P1 cycles | 0.50 |
| P2 cycles | 0.50 |
| P3 cycles | 0.25 |
| P4 cycles | 1.00 |
| P5 cycles | 0.25 |
| P6 cycles | 1.00 |
| P7 cycles | 1.00 |
| P8 cycles | 1.00 |
| P9 cycles | 1.00 |
| P10 cycles | 4.00 |
| P11 cycles | 4.00 |
| P12 cycles | 0.00 |
| P13 cycles | 0.00 |
| P14 cycles | 0.00 |
| DIV/SQRT cycles | 0.00 |
| Inter-iter dependencies cycles | 1 |
| FE+BE cycles (UFS) | NA |
| Stall cycles (UFS) | NA |
| Nb insns | 11.00 |
| Nb uops | 11.00 |
| Nb loads | NA |
| Nb stores | 4.00 |
| 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 | 0.00 |
| Bytes stored | 128.00 |
| Stride 0 | 4.00 |
| Stride 1 | 0.00 |
| Stride n | 0.00 |
| Stride unknown | 4.00 |
| Stride indirect | 0.00 |
| Vectorization ratio all | 50.00 |
| Vectorization ratio load | 0.00 |
| Vectorization ratio store | 100.00 |
| 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 | 62.50 |
| Vector-efficiency ratio load | 25.00 |
| Vector-efficiency ratio store | 100.00 |
| 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 | 1.00 |
| CQA speedup if FP arith vectorized | 1.00 |
| CQA speedup if fully vectorized | 1.60 |
| CQA speedup if no inter-iteration dependency | NA |
| CQA speedup if next bottleneck killed | 2.91 |
| Bottlenecks | P10, P11, |
| Function | generate_chunk(int, global_variables&) [clone ._omp_fn.0] |
| Source | generate_chunk.cpp:77-80 |
| 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 | 4.00 |
| CQA cycles if fully vectorized | 2.50 |
| Front-end cycles | 1.38 |
| P0 cycles | 0.50 |
| P1 cycles | 0.50 |
| P2 cycles | 0.50 |
| P3 cycles | 0.25 |
| P4 cycles | 1.00 |
| P5 cycles | 0.25 |
| P6 cycles | 1.00 |
| P7 cycles | 1.00 |
| P8 cycles | 1.00 |
| P9 cycles | 1.00 |
| P10 cycles | 4.00 |
| P11 cycles | 4.00 |
| P12 cycles | 0.00 |
| P13 cycles | 0.00 |
| P14 cycles | 0.00 |
| DIV/SQRT cycles | 0.00 |
| Inter-iter dependencies cycles | 1 |
| FE+BE cycles (UFS) | NA |
| Stall cycles (UFS) | NA |
| Nb insns | 11.00 |
| Nb uops | 11.00 |
| Nb loads | NA |
| Nb stores | 4.00 |
| 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 | 0.00 |
| Bytes stored | 128.00 |
| Stride 0 | 4.00 |
| Stride 1 | 0.00 |
| Stride n | 0.00 |
| Stride unknown | 4.00 |
| Stride indirect | 0.00 |
| Vectorization ratio all | 50.00 |
| Vectorization ratio load | 0.00 |
| Vectorization ratio store | 100.00 |
| 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 | 62.50 |
| Vector-efficiency ratio load | 25.00 |
| Vector-efficiency ratio store | 100.00 |
| 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 | generate_chunk(int, global_variables&) [clone ._omp_fn.0] |
| Source file and lines | generate_chunk.cpp:77-80 |
| Module | exec |
 |
| nb instructions | 11 |
| nb uops | 11 |
| loop length | 44 |
| used w registers | 2 |
| used x registers | 10 |
| used b registers | 0 |
| used h registers | 0 |
| used s registers | 0 |
| used d registers | 0 |
| used q registers | 0 |
| used v registers | 0 |
| used z registers | 4 |
| nb stack references | 0 |
| micro-operation queue | 1.38 cycles |
| front end | 1.38 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 0.50 | 0.50 | 0.50 | 0.25 | 1.00 | 0.25 | 1.00 | 1.00 | 1.00 | 1.00 | 4.00 | 4.00 | 0.00 | 0.00 | 0.00 |
| cycles | 0.50 | 0.50 | 0.50 | 0.25 | 1.00 | 0.25 | 1.00 | 1.00 | 1.00 | 1.00 | 4.00 | 4.00 | 0.00 | 0.00 | 0.00 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 1.00 |
| Front-end | 1.38 |
| Dispatch | 4.00 |
| Data deps. | 1.00 |
| Overall L1 | 4.00 |
| all | 50% |
| load | 0% |
| store | 100% |
| 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) |
| all | 62% |
| load | 25% |
| store | 100% |
| 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 | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LD1RD {Z28.D}, P6/Z, [X9] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z28.D}, P7, [X4, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z29.D}, P6/Z, [X8] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z29.D}, P7, [X5, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z30.D}, P6/Z, [X7] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z30.D}, P7, [X3, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z31.D}, P6/Z, [X6] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z31.D}, P7, [X2, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| ADD X0, X0, X11 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| WHILELO P7.D, W0, W1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | N/A |
| B.NE 430720 <_Z14generate_chunkiR16global_variables._omp_fn.0+0x100> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |
| Function | generate_chunk(int, global_variables&) [clone ._omp_fn.0] |
| Source file and lines | generate_chunk.cpp:77-80 |
| Module | exec |
|
| nb instructions | 11 |
| nb uops | 11 |
| loop length | 44 |
| used w registers | 2 |
| used x registers | 10 |
| used b registers | 0 |
| used h registers | 0 |
| used s registers | 0 |
| used d registers | 0 |
| used q registers | 0 |
| used v registers | 0 |
| used z registers | 4 |
| nb stack references | 0 |
| micro-operation queue | 1.38 cycles |
| front end | 1.38 cycles |
| P0 | P1 | P2 | P3 | P4 | P5 | P6 | P7 | P8 | P9 | P10 | P11 | P12 | P13 | P14 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| uops | 0.50 | 0.50 | 0.50 | 0.25 | 1.00 | 0.25 | 1.00 | 1.00 | 1.00 | 1.00 | 4.00 | 4.00 | 0.00 | 0.00 | 0.00 |
| cycles | 0.50 | 0.50 | 0.50 | 0.25 | 1.00 | 0.25 | 1.00 | 1.00 | 1.00 | 1.00 | 4.00 | 4.00 | 0.00 | 0.00 | 0.00 |
| Cycles executing div or sqrt instructions | NA |
| Longest recurrence chain latency (RecMII) | 1.00 |
| Front-end | 1.38 |
| Dispatch | 4.00 |
| Data deps. | 1.00 |
| Overall L1 | 4.00 |
| all | 50% |
| load | 0% |
| store | 100% |
| 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) |
| all | 62% |
| load | 25% |
| store | 100% |
| 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 | Vectorization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LD1RD {Z28.D}, P6/Z, [X9] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z28.D}, P7, [X4, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z29.D}, P6/Z, [X8] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z29.D}, P7, [X5, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z30.D}, P6/Z, [X7] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z30.D}, P7, [X3, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| LD1RD {Z31.D}, P6/Z, [X6] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 | 0.50 | 0 | 0 | 0 | 6 | 0.50 | scal (25.0%) |
| ST1D {Z31.D}, P7, [X2, X0,LSL #3] | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0.50 | 0.50 | 0 | 0 | 0 | 2 | 0.50 | vect (100.0%) |
| ADD X0, X0, X11 | 1 | 0 | 0 | 0.25 | 0.25 | 0.25 | 0.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.25 | N/A |
| WHILELO P7.D, W0, W1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | N/A |
| B.NE 430720 <_Z14generate_chunkiR16global_variables._omp_fn.0+0x100> | 1 | 0.50 | 0.50 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.50 | N/A |