This is an archive of the discontinued LLVM Phabricator instance.

Differential D49894

[test-suite] Added hotspot kernel from Rodinia Benchmark
ClosedPublic

Authored by proton on Jul 26 2018, 5:42 PM.

Details

Reviewers
homerdin
Meinersbur
hfinkel
cmatthews
bollu
Commits
rOLDT338168: [test-suite] Add hotspot kernel from Rodinia Benchmark
rL338168: [test-suite] Add hotspot kernel from Rodinia Benchmark
Summary

Runtime:

O3
Kernel - 0.36 sec
Total - 0.39 sec

O3+Polly
Kernel - 0.42 sec
Total - 0.44 sec

Diff Detail

Event Timeline

proton created this revision.Jul 26 2018, 5:42 PM
Herald added a reviewer: bollu. · View Herald TranscriptJul 26 2018, 5:42 PM
Herald added subscribers: llvm-commits, mgorny. · View Herald Transcript
proton added a parent revision: D49896: [test-suite] Added common files requred by kernels of Rodinia Benchmark.Jul 26 2018, 5:50 PM
Meinersbur accepted this revision.Jul 26 2018, 8:08 PM

title: Added -> Add

Otherwise LGTM

This revision is now accepted and ready to land.Jul 26 2018, 8:08 PM
Closed by commit rL338168: [test-suite] Add hotspot kernel from Rodinia Benchmark (authored by homerdin). · Explain WhyJul 27 2018, 2:40 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents

PathSize
MultiSource/
Benchmarks/
Rodinia/
1 line
hotspot/
7 lines
8 lines
23 lines
2623 lines
101 lines
83 lines

Diff 157617

MultiSource/Benchmarks/Rodinia/CMakeLists.txt

add_subdirectory(hotspot)

MultiSource/Benchmarks/Rodinia/hotspot/CMakeLists.txt

set(PROG hotspot)
set(FP_ABSTOLERANCE 0.00001)
list(APPEND CFLAGS -I${CMAKE_CURRENT_SOURCE_DIR}/../Common)
set(Source hotspotKernel.c main.c ../Common/glibc_compat_rand.c)
set(WORKDIR ${CMAKE_CURRENT_BINARY_DIR})
llvm_multisource()

MultiSource/Benchmarks/Rodinia/hotspot/Makefile

LEVEL = ../../../..
LIBS += -lm
LDFLAGS += -lm
PROG = hotspot
FP_ABSTOLERANCE := 0.00001
include ../../Makefile.multisrc

MultiSource/Benchmarks/Rodinia/hotspot/hotspot.h

#ifndef __HOTSPOT_H_
#define __HOTSPOT_H_
#define STR_SIZE 256
/* maximum power density possible (say 300W for a 10mm x 10mm chip) */
#define MAX_PD (3.0e6)
/* required precision in degrees */
#define PRECISION 0.001
#define SPEC_HEAT_SI 1.75e6
#define K_SI 100
/* capacitance fitting factor */
#define FACTOR_CHIP 0.5
// Run Options
#define grid_rows 512
#define grid_cols 512
#define num_iterations 200 // sim_time in original hotspot
// seed for random number generator
#define SEED 7
#endif /* __HOTSPOT_H_ */
No newline at end of file

MultiSource/Benchmarks/Rodinia/hotspot/hotspot.reference_output

311.556
311.558
311.545
311.559
311.557
311.557
306.415
306.416
306.414
306.412
306.415
296.949
296.951
296.947
296.953
296.95
284.475
284.473
284.475
284.471
284.483
270.366
270.369
270.371
270.369
270.368
255.743
255.739
255.742
255.74
255.74
241.374
241.375
241.376
241.374
241.372
227.871
227.869
227.869
227.867
227.871
215.827
215.827
215.826
215.83
215.828
215.828
205.924
205.92
205.919
205.92
205.923
198.767
198.766
198.765
198.769
198.771
194.723
194.724
194.728
194.726
194.729
193.69
193.688
193.686
193.69
193.69
195.082
195.081
195.083
195.082
195.086
198.015
198.009
198.008
198.011
198.01
201.54
201.532
201.538
201.538
201.541
205.092
205.097
205.098
205.102
205.097
205.102
208.769
208.766
208.768
208.766
208.774
213.339
213.335
213.338
213.335
213.341
220.044
220.036
220.042
220.04
220.042
230.009
230.012
230.012
230.014
230.012
243.696
243.701
243.69
243.699
243.695
260.478
260.481
260.474
260.478
260.477
278.642
278.635
278.641
278.637
278.637
295.756
295.75
295.75
295.755
295.755
309.283
309.274
309.276
309.276
309.276
309.277
317.153
317.154
317.149
317.153
317.149
318.228
318.221
318.231
318.225
318.227
312.427
312.429
312.429
312.432
312.423
300.712
300.711
300.711
300.716
300.713
284.811
284.814
284.812
284.815
284.813
266.95
266.945
266.945
266.944
266.943
249.439
249.433
249.436
249.432
249.437
234.389
234.385
234.385
234.379
234.392
234.386
223.366
223.373
223.366
223.362
223.366
217.195
217.201
217.196
217.197
217.194
215.823
215.821
215.822
215.824
215.822
218.404
218.41
218.403
218.407
218.407
223.58
223.584
223.58
223.578
223.577
229.94
229.935
229.934
229.931
229.939
236.513
236.514
236.519
236.513
236.517
243.107
243.103
243.103
243.104
243.106
243.109
250.131
250.138
250.13
250.133
250.135
258.163
258.172
258.168
258.165
258.168
267.291
267.289
267.29
267.289
267.294
276.686
276.682
276.689
276.689
276.686
284.786
284.788
284.788
284.789
284.788
289.86
289.863
289.863
289.859
289.865
290.787
290.784
290.784
290.781
290.783
287.6
287.596
287.607
287.602
287.597
281.598
281.597
281.598
281.594
281.594
281.6
274.881
274.885
274.879
274.886
274.886
269.681
269.686
269.686
269.682
269.686
267.592
267.594
267.596
267.599
267.596
269.1
269.102
269.097
269.1
269.104
273.481
273.479
273.481
273.477
273.482
279.114
279.112
279.11
279.111
279.112
284.068
284.07
284.076
284.071
284.075
286.826
286.825
286.828
286.83
286.824
286.825
286.717
286.72
286.717
286.72
286.721
284.145
284.144
284.148
284.143
284.149
280.373
280.377
280.374
280.371
280.375
277.078
277.077
277.077
277.084
277.08
275.796
275.803
275.796
275.802
275.792
277.41
277.415
277.409
277.414
277.413
281.872
281.878
281.872
281.876
281.877
288.225
288.23
288.226
288.228
288.225
288.224
294.907
294.91
294.913
294.91
294.911
300.256
300.259
300.262
300.26
300.261
303.042
303.038
303.032
303.036
303.035
302.748
302.748
302.748
302.751
302.75
299.689
299.695
299.693
299.699
299.693
294.727
294.731
294.726
294.729
294.728
288.92
288.927
288.92
288.923
288.927
283.254
283.25
283.256
283.256
283.253
278.402
278.401
278.404
278.405
278.405
278.408
274.731
274.731
274.732
274.731
274.731
272.292
272.294
272.296
272.298
272.294
270.854
270.855
270.858
270.86
270.857
269.905
269.913
269.912
269.912
269.913
268.738
268.737
268.731
268.734
268.737
266.587
266.588
266.588
266.588
266.589
262.981
262.976
262.986
262.977
262.98
257.912
257.908
257.908
257.909
257.911
257.913
251.938
251.937
251.933
251.936
251.937
246.025
246.03
246.031
246.03
246.028
241.226
241.223
241.223
241.222
241.225
238.26
238.263
238.265
238.258
238.255
237.393
237.391
237.391
237.388
237.391
238.411
238.406
238.412
238.409
238.408
240.849
240.853
240.856
240.853
240.851
244.195
244.194
244.197
244.196
244.193
244.194
247.947
247.948
247.949
247.947
247.953
251.606
251.596
251.595
251.601
251.6
254.483
254.488
254.485
254.488
254.487
255.769
255.765
255.769
255.773
255.77
254.573
254.581
254.578
254.572
254.577
250.263
250.262
250.266
250.269
250.255
242.769
242.766
242.769
242.769
242.769
232.78
232.782
232.786
232.789
232.781
221.74
221.74
221.743
221.745
221.745
221.745
211.526
211.528
211.529
211.53
211.527
203.993
203.994
203.996
204
203.993
200.471
200.469
200.475
200.474
200.473
201.399
201.395
201.406
201.4
201.403
206.222
206.226
206.228
206.226
206.225
213.582
213.578
213.584
213.586
213.584
221.705
221.7
221.707
221.702
221.703
228.972
228.969
228.972
228.978
228.971
228.976
234.432
234.438
234.431
234.43
234.44
238.081
238.087
238.086
238.086
238.086
240.829
240.823
240.817
240.823
240.824
244.073
244.076
244.079
244.076
244.075
249.154
249.161
249.163
249.152
249.157
256.693
256.691
256.691
256.689
256.697
266.289
266.291
266.289
266.288
266.287
276.661
276.657
276.658
276.662
276.662
276.659
286.101
286.099
286.101
286.101
286.105
293.132
293.131
293.136
293.133
293.133
297.021
297.021
297.023
297.016
297.017
297.954
297.957
297.951
297.954
297.953
296.853
296.86
296.859
296.855
296.858
294.91
294.917
294.912
294.909
294.909
293.091
293.096
293.097
293.09
293.09
291.824
291.828
291.829
291.83
291.828
290.997
291.001
290.997
290.997
290.993
290.998
290.212
290.21
290.213
290.208
290.208
289.141
289.139
289.142
289.135
289.139
287.743
287.741
287.74
287.741
287.738
286.184
286.188
286.187
286.189
286.187
284.588
284.593
284.598
284.586
284.592
282.768
282.765
282.766
282.763
282.764
280.198
280.198
280.195
280.196
280.197
276.352
276.352
276.347
276.345
276.352
276.351
271.067
271.064
271.064
271.07
271.058
264.868
264.873
264.87
264.87
264.874
258.922
258.918
258.919
258.923
258.925
254.596
254.599
254.597
254.599
254.593
253.028
253.037
253.035
253.03
253.034
254.741
254.737
254.739
254.728
254.739
259.571
259.574
259.566
259.569
259.566
266.922
266.929
266.921
266.925
266.924
266.923
275.917
275.908
275.913
275.91
275.908
285.561
285.557
285.557
285.559
285.559
294.901
294.902
294.898
294.9
294.9
303.083
303.085
303.087
303.083
303.084
309.527
309.528
309.526
309.531
309.529
314.002
314.004
314.005
313.997
314.003
316.677
316.676
316.677
316.67
316.673
317.995
317.996
317.992
317.994
317.996
318.504
318.5
318.504
318.503
318.506
318.505
318.6
318.594
318.593
318.596
318.602
318.283
318.285
318.282
318.283
318.282
317.044
317.052
317.047
317.038
317.047
313.916
313.919
313.923
313.919
313.921
307.828
307.83
307.837
307.834
307.837
298.143
298.145
298.147
298.142
298.142
285.123
285.122
285.13
285.124
285.125
270.13
270.139
270.136
270.133
270.142
270.132
255.386
255.386
255.381
255.39
255.392
243.333
243.34
243.338
243.336
243.337
235.956
235.955
235.961
235.951
235.954
234.18
234.176
234.181
234.177
234.183
237.699
237.694
237.699
237.698
237.7
245.049
245.054
245.055
245.059
245.057
254.061
254.057
254.054
254.066
254.065
262.308
262.312
262.311
262.307
262.311
262.308
267.83
267.832
267.83
267.831
267.831
269.618
269.619
269.621
269.617
269.619
267.961
267.955
267.961
267.955
267.954
264.26
264.255
264.261
264.262
264.256
260.47
260.469
260.473
260.469
260.475
258.17
258.171
258.171
258.167
258.173
257.86
257.855
257.86
257.858
257.863
258.74
258.735
258.735
258.741
258.742
259.068
259.076
259.075
259.071
259.073
259.07
256.969
256.965
256.965
256.97
256.965
251.125
251.122
251.126
251.125
251.124
241.335
241.334
241.332
241.333
241.333
228.496
228.49
228.499
228.5
228.498
214.366
214.371
214.371
214.37
214.368
201.076
201.078
201.084
201.076
201.078
190.596
190.592
190.593
190.597
190.595
184.236
184.239
184.234
184.241
184.232
184.236
182.36
182.364
182.354
182.36
182.361
184.269
184.275
184.276
184.277
184.271
188.438
188.431
188.435
188.443
188.44
192.925
192.925
192.927
192.931
192.928
195.944
195.942
195.94
195.941
195.947
196.264
196.27
196.266
196.266
196.271
193.445
193.448
193.449
193.444
193.448
187.712
187.717
187.711
187.718
187.716
187.71
179.79
179.792
179.787
179.788
179.785
170.674
170.676
170.675
170.674
170.673
161.562
161.56
161.557
161.566
161.558
153.798
153.786
153.793
153.794
153.793
148.75
148.748
148.741
148.747
148.747
147.622
147.62
147.617
147.62
147.625
151.079
151.086
151.085
151.08
151.081
159.029
159.021
159.027
159.025
159.028
170.496
170.493
170.496
170.494
170.491
170.493
183.833
183.829
183.836
183.83
183.83
197.059
197.052
197.054
197.061
197.059
208.307
208.301
208.309
208.302
208.309
216.233
216.231
216.227
216.229
216.23
220.364
220.368
220.361
220.365
220.366
221.23
221.238
221.235
221.233
221.238
220.224
220.226
220.225
220.23
220.228
219.166
219.163
219.163
219.16
219.159
219.16
219.693
219.692
219.695
219.696
219.691
222.816
222.812
222.815
222.817
222.819
228.664
228.653
228.66
228.657
228.663
236.675
236.671
236.668
236.671
236.671
246.039
246.039
246.038
246.039
246.039
256.051
256.053
256.054
256.054
256.055
266.279
266.281
266.276
266.275
266.276
276.43
276.434
276.43
276.427
276.428
276.435
286.156
286.156
286.153
286.159
286.152
294.96
294.959
294.955
294.964
294.959
302.31
302.307
302.31
302.308
302.31
307.901
307.895
307.893
307.894
307.898
311.825
311.827
311.822
311.824
311.824
314.607
314.598
314.606
314.603
314.6
316.892
316.898
316.9
316.892
316.892
319.151
319.15
319.155
319.149
319.147
321.321
321.328
321.328
321.329
321.325
321.327
322.845
322.844
322.844
322.843
322.845
322.81
322.813
322.808
322.814
322.813
320.456
320.466
320.455
320.459
320.464
315.559
315.559
315.557
315.556
315.555
308.68
308.679
308.68
308.68
308.678
301.148
301.147
301.149
301.145
301.149
294.604
294.608
294.604
294.597
294.595
290.485
290.481
290.489
290.489
290.488
290.484
289.571
289.571
289.573
289.572
289.571
291.771
291.771
291.778
291.774
291.767
296.302
296.307
296.296
296.299
296.298
302.001
301.998
301.996
301.999
302.003
307.759
307.76
307.763
307.762
307.757
312.761
312.753
312.754
312.753
312.761
316.54
316.534
316.535
316.533
316.538
318.983
318.983
318.985
318.984
318.983
318.981
320.235
320.239
320.239
320.237
320.238
320.639
320.641
320.643
320.643
320.641
320.714
320.722
320.714
320.712
320.714
321.086
321.088
321.085
321.086
321.078
322.373
322.373
322.371
322.377
322.371
324.998
324.999
324.995
324.994
324.997
328.954
328.946
328.955
328.95
328.952
333.668
333.666
333.669
333.666
333.662
338.067
338.057
338.059
338.058
338.057
338.064
340.801
340.799
340.799
340.799
340.802
340.737
340.732
340.733
340.729
340.732
337.287
337.288
337.289
337.293
337.281
330.662
330.668
330.668
330.666
330.671
321.736
321.738
321.736
321.739
321.735
311.691
311.684
311.69
311.697
311.69
301.664
301.66
301.66
301.664
301.662
292.454
292.446
292.447
292.445
292.448
292.449
284.464
284.472
284.465
284.461
284.467
277.818
277.825
277.818
277.816
277.818
272.433
272.434
272.429
272.433
272.433
268.083
268.085
268.086
268.083
268.083
264.392
264.399
264.396
264.401
264.394
260.848
260.852
260.849
260.847
260.852
256.87
256.875
256.873
256.88
256.876
251.995
251.989
251.99
251.99
251.994
251.997
246.03
246.036
246.034
246.029
246.036
239.245
239.243
239.244
239.242
239.249
232.308
232.305
232.31
232.31
232.307
226.16
226.152
226.159
226.155
226.157
221.58
221.585
221.586
221.588
221.581
218.908
218.909
218.908
218.903
218.906
217.729
217.733
217.729
217.733
217.731
217.038
217.043
217.04
217.042
217.041
215.596
215.603
215.603
215.605
215.598
215.604
212.501
212.498
212.495
212.495
212.503
207.541
207.535
207.531
207.537
207.537
201.349
201.344
201.349
201.355
201.346
195.124
195.119
195.128
195.129
195.128
190.136
190.138
190.139
190.141
190.135
187.209
187.212
187.206
187.212
187.211
186.457
186.456
186.454
186.46
186.453
187.342
187.344
187.344
187.35
187.345
187.348
189.093
189.09
189.093
189.09
189.084
191.062
191.062
191.057
191.063
191.062
193.06
193.06
193.058
193.063
193.065
195.226
195.222
195.216
195.222
195.222
197.747
197.749
197.743
197.743
197.746
200.567
200.574
200.566
200.565
200.563
203.261
203.258
203.25
203.258
203.259
205.172
205.178
205.174
205.181
205.177
205.17
205.786
205.783
205.788
205.783
205.784
204.914
204.909
204.905
204.91
204.907
202.792
202.795
202.788
202.789
202.792
199.932
199.935
199.928
199.933
199.932
196.907
196.906
196.902
196.906
196.906
194.166
194.173
194.167
194.171
194.168
192.084
192.087
192.088
192.091
192.089
191.024
191.027
191.018
191.026
191.028
191.407
191.41
191.407
191.408
191.404
191.408
193.672
193.672
193.678
193.679
193.678
198.122
198.118
198.117
198.11
198.115
204.642
204.646
204.639
204.644
204.644
212.779
212.78
212.775
212.781
212.776
221.771
221.775
221.771
221.774
221.773
230.881
230.887
230.882
230.886
230.882
239.588
239.582
239.584
239.584
239.587
247.595
247.594
247.595
247.594
247.593
247.596
254.729
254.728
254.73
254.734
254.732
260.767
260.77
260.771
260.775
260.769
265.381
265.385
265.378
265.381
265.378
268.25
268.246
268.244
268.247
268.246
269.237
269.237
269.232
269.236
269.233
268.47
268.465
268.464
268.472
268.464
266.285
266.283
266.283
266.287
266.285
263.082
263.086
263.078
263.08
263.085
263.093
259.262
259.251
259.259
259.255
259.26
255.227
255.229
255.229
255.23
255.232
251.554
251.554
251.557
251.555
251.552
249.023
249.027
249.032
249.032
249.021
248.593
248.593
248.597
248.597
248.595
251.057
251.057
251.054
251.053
251.053
256.712
256.71
256.712
256.712
256.707
265.098
265.095
265.1
265.097
265.098
275.013
275.012
275.01
275.01
275.011
275.015
284.763
284.763
284.765
284.769
284.765
292.634
292.634
292.642
292.639
292.639
297.312
297.315
297.312
297.316
297.312
298.206
298.208
298.209
298.205
298.21
295.608
295.604
295.608
295.603
295.603
290.549
290.544
290.553
290.546
290.541
284.519
284.515
284.518
284.517
284.513
278.955
278.957
278.953
278.95
278.949
278.957
274.745
274.744
274.744
274.746
274.743
271.931
271.929
271.93
271.936
271.925
269.737
269.733
269.738
269.738
269.736
267.037
267.032
267.035
267.03
267.033
262.938
262.938
262.936
262.94
262.942
257.294
257.295
257.296
257.291
257.294
250.743
250.736
250.739
250.741
250.741
244.363
244.361
244.367
244.365
244.362
244.368
239.11
239.107
239.102
239.108
239.108
235.303
235.3
235.302
235.304
235.303
232.583
232.583
232.581
232.583
232.579
230.158
230.153
230.156
230.158
230.151
227.342
227.339
227.341
227.348
227.348
223.986
223.983
223.99
223.98
223.984
220.598
220.591
220.596
220.593
220.6
218.199
218.195
218.2
218.201
218.198
217.854
217.848
217.853
217.852
217.853
217.854
220.184
220.191
220.188
220.19
220.187
225.088
225.093
225.087
225.092
225.091
231.701
231.698
231.703
231.696
231.698
238.711
238.71
238.707
238.715
238.708
244.81
244.806
244.807
244.814
244.809
249.042
249.041
249.05
249.044
249.05
251.015
251.011
251.017
251.01
251.019
250.884
250.883
250.882
250.878
250.883
250.879
249.254
249.256
249.264
249.259
249.258
247.108
247.111
247.106
247.108
247.107
245.572
245.574
245.577
245.571
245.571
245.773
245.766
245.765
245.772
245.764
248.521
248.529
248.524
248.526
248.523
254.132
254.128
254.137
254.133
254.13
262.32
262.316
262.321
262.322
262.32
272.402
272.402
272.402
272.404
272.403
272.401
283.547
283.549
283.548
283.54
283.542
294.965
294.964
294.966
294.964
294.96
305.96
305.963
305.965
305.963
305.961
315.857
315.852
315.851
315.851
315.854
323.88
323.881
323.88
323.878
323.88
329.256
329.259
329.255
329.259
329.255
331.318
331.315
331.321
331.316
331.325
329.804
329.806
329.807
329.81
329.815
325.009
325.01
325.011
325.011
325.011
325.012
317.815
317.817
317.81
317.814
317.813
309.484
309.486
309.493
309.491
309.484
301.36
301.363
301.365
301.365
301.36
294.452
294.451
294.447
294.451
294.451
289.208
289.216
289.209
289.205
289.208
285.541
285.54
285.541
285.538
285.538
283.013
283.014
283.015
283.013
283.014
281.193
281.197
281.195
281.198
281.198
281.193
279.86
279.85
279.848
279.853
279.848
278.954
278.954
278.956
278.958
278.95
278.452
278.446
278.454
278.455
278.453
278.038
278.037
278.034
278.037
278.043
277.095
277.092
277.097
277.094
277.09
274.926
274.924
274.922
274.92
274.923
271.155
271.154
271.157
271.153
271.151
266.051
266.054
266.053
266.052
266.054
266.048
260.574
260.573
260.573
260.567
260.571
256.076
256.075
256.079
256.081
256.077
253.916
253.914
253.915
253.921
253.917
254.941
254.938
254.936
254.94
254.944
259.267
259.269
259.272
259.272
259.271
266.278
266.269
266.27
266.27
266.272
274.78
274.776
274.771
274.775
274.776
283.404
283.406
283.41
283.406
283.403
290.927
290.927
290.929
290.934
290.929
290.928
296.499
296.498
296.505
296.502
296.504
299.753
299.753
299.752
299.754
299.757
300.713
300.715
300.712
300.715
300.714
299.601
299.606
299.6
299.602
299.605
296.659
296.661
296.654
296.656
296.657
292.011
292.007
292.009
292.006
292.005
285.686
285.683
285.683
285.686
285.684
277.738
277.746
277.742
277.743
277.739
277.739
268.417
268.414
268.422
268.415
268.412
258.227
258.23
258.224
258.23
258.231
247.924
247.926
247.925
247.925
247.925
238.329
238.332
238.327
238.327
238.328
230.128
230.124
230.127
230.129
230.13
223.774
223.773
223.768
223.779
223.776
219.482
219.483
219.486
219.487
219.486
217.382
217.387
217.385
217.386
217.386
217.388
217.572
217.574
217.577
217.58
217.573
220.184
220.18
220.178
220.179
220.178
225.247
225.245
225.244
225.247
225.244
232.673
232.663
232.667
232.667
232.667
242.059
242.056
242.06
242.061
242.054
252.723
252.722
252.724
252.727
252.726
263.672
263.675
263.672
263.677
263.68
273.713
273.712
273.71
273.715
273.717
281.561
281.561
281.562
281.562
281.568
281.563
286.115
286.112
286.111
286.108
286.116
286.676
286.678
286.674
286.678
286.672
283.263
283.266
283.263
283.264
283.265
276.669
276.669
276.671
276.673
276.672
268.316
268.314
268.316
268.319
268.315
259.767
259.769
259.769
259.773
259.766
252.174
252.179
252.173
252.17
252.176
245.812
245.808
245.818
245.81
245.809
245.813
240.036
240.035
240.042
240.032
240.042
233.624
233.622
233.623
233.62
233.622
225.352
225.359
225.355
225.356
225.353
214.603
214.599
214.608
214.603
214.605
201.615
201.613
201.62
201.617
201.612
187.519
187.521
187.521
187.518
187.523
174.043
174.047
174.042
174.042
174.045
163.134
163.133
163.134
163.132
163.13
163.133
156.591
156.59
156.586
156.583
156.588
155.756
155.753
155.758
155.756
155.759
161.298
161.301
161.297
161.296
161.301
173.075
173.075
173.074
173.076
173.075
190.071
190.068
190.068
190.069
190.069
210.423
210.426
210.422
210.43
210.427
231.624
231.623
231.62
231.624
231.62
250.86
250.863
250.86
250.86
250.858
265.59
265.595
265.594
265.587
265.591
265.591
274.125
274.123
274.127
274.118
274.124
276.02
276.019
276.017
276.019
276.02
272.192
272.189
272.184
272.192
272.193
264.634
264.64
264.629
264.638
264.637
255.862
255.864
255.858
255.864
255.864
248.216
248.222
248.214
248.22
248.212
243.351
243.355
243.348
243.351
243.35
241.917
241.914
241.911
241.91
241.919
241.913
243.551
243.545
243.553
243.545
243.545
247.171
247.17
247.17
247.169
247.17
251.426
251.425
251.425
251.427
251.424
255.184
255.186
255.184
255.182
255.186
257.873
257.88
257.874
257.876
257.875
259.615
259.62
259.615
259.614
259.616
261.027
261.032
261.029
261.024
261.021
262.912
262.911
262.907
262.908
262.911
262.911
265.944
265.94
265.944
265.934
265.936
270.481
270.479
270.477
270.481
270.48
276.551
276.559
276.557
276.553
276.553
283.882
283.889
283.887
283.891
283.889
291.88
291.879
291.876
291.879
291.882
299.622
299.621
299.618
299.617
299.62
305.924
305.919
305.925
305.921
305.92
309.554
309.55
309.55
309.549
309.553
309.522
309.519
309.52
309.523
309.521
309.52
305.46
305.461
305.454
305.46
305.46
297.81
297.814
297.808
297.808
297.809
287.767
287.777
287.772
287.772
287.77
277.037
277.041
277.039
277.036
277.037
267.299
267.304
267.299
267.298
267.307
259.789
259.781
259.788
259.784
259.789
254.877
254.877
254.877
254.876
254.878
252.063
252.07
252.064
252.062
252.07
252.072
250.189
250.189
250.188
250.193
250.191
247.909
247.917
247.909
247.911
247.908
244.276
244.283
244.28
244.277
244.281
239.074
239.07
239.069
239.069
239.073
232.755
232.753
232.75
232.752
232.756
226.177
226.175
226.183
226.176
226.183
220.176
220.172
220.174
220.173
220.172
215.308
215.31
215.308
215.305
215.31
215.302
211.921
211.922
211.926
211.923
211.925
210.269
210.267
210.264
210.267
210.258
210.63
210.636
210.633
210.634
210.634
213.353
213.361
213.355
213.358
213.355
218.668
218.66
218.659
218.66
218.663
226.562
226.554
226.558
226.556
226.557
236.774
236.776
236.775
236.778
236.776
248.75
248.749
248.748
248.753
248.753
261.657
261.657
261.656
261.649
261.655
261.655
274.41
274.413
274.411
274.408
274.411
285.826
285.834
285.828
285.829
285.835
294.787
294.792
294.796
294.789
294.796
300.513
300.507
300.509
300.514
300.506
302.762
302.762
302.764
302.766
302.766
301.939
301.938
301.938
301.942
301.942
298.927
298.924
298.927
298.924
298.929
294.848
294.849
294.849
294.844
294.843
294.849
290.799
290.801
290.796
290.802
290.793
287.643
287.648
287.652
287.643
287.644
285.946
285.935
285.947
285.93
285.945
exit 0

MultiSource/Benchmarks/Rodinia/hotspot/hotspotKernel.c

#include "hotspot.h"
void hotspotKernel(double result[grid_rows][grid_cols],
double temp[grid_rows][grid_cols],
double power[grid_rows][grid_cols], double Cap, double Rx,
double Ry, double Rz, double step, double ambTemp) {
for (int i = 0; i < num_iterations; i++) {
double delta;
int r, c;
for (r = 1; r < grid_rows - 1; r++) {
for (c = 1; c < grid_cols - 1; c++) {
delta = (step / Cap) *
(power[r][c] +
(temp[(r + 1)][c] + temp[(r - 1)][c] - 2.0 * temp[r][c]) / Ry +
(temp[r][c + 1] + temp[r][c - 1] - 2.0 * temp[r][c]) / Rx +
(ambTemp - temp[r][c]) / Rz);
/* Update Temperatures */
result[r][c] = temp[r][c] + delta;
}
}
/* Corner 1 */
delta = (step / Cap) *
(power[0][0] + (temp[0][1] - temp[0][0]) / Rx +
(temp[1][0] - temp[0][0]) / Ry + (ambTemp - temp[0][0]) / Rz);
result[0][0] = temp[0][0] + delta;
/* Corner 2 */
delta =
(step / Cap) * (power[0][grid_cols - 1] +
(temp[0][c - 1] - temp[0][grid_cols - 1]) / Rx +
(temp[1][grid_cols - 1] - temp[0][grid_cols - 1]) / Ry +
(ambTemp - temp[0][grid_cols - 1]) / Rz);
result[0][grid_cols - 1] = temp[0][grid_cols - 1] + delta;
/* Corner 3 */
delta =
(step / Cap) * (power[grid_rows - 1][grid_cols - 1] +
(temp[grid_rows - 1][grid_cols - 1 - 1] -
temp[grid_rows - 1][grid_cols - 1]) /
Rx +
(temp[(grid_rows - 2)][grid_cols - 1] -
temp[grid_rows - 1][grid_cols - 1]) /
Ry +
(ambTemp - temp[grid_rows - 1][grid_cols - 1]) / Rz);
result[grid_rows - 1][grid_cols - 1] =
temp[grid_rows - 1][grid_cols - 1] + delta;
/* Corner 4 */
delta = (step / Cap) *
(power[grid_rows - 1][0] +
(temp[grid_rows - 1][1] - temp[grid_rows - 1][0]) / Rx +
(temp[(grid_rows - 2)][0] - temp[grid_rows - 1][0]) / Ry +
(ambTemp - temp[grid_rows - 1][0]) / Rz);
result[grid_rows - 1][0] = temp[grid_rows - 1][0] + delta;
// Top and Bottom Edge
for (c = 1; c < grid_cols - 1; c++) {
delta = (step / Cap) *
(power[0][c] +
(temp[0][c + 1] + temp[0][c - 1] - 2.0 * temp[0][c]) / Rx +
(temp[1][c] - temp[0][c]) / Ry + (ambTemp - temp[0][c]) / Rz);
result[0][c] = temp[0][c] + delta;
delta = (step / Cap) *
(power[grid_rows - 1][c] +
(temp[grid_rows - 1][c + 1] + temp[grid_rows - 1][c - 1] -
2.0 * temp[grid_rows - 1][c]) /
Rx +
(temp[(grid_rows - 2)][c] - temp[grid_rows - 1][c]) / Ry +
(ambTemp - temp[grid_rows - 1][c]) / Rz);
result[grid_rows - 1][c] = temp[grid_rows - 1][c] + delta;
}
// Left and right Edge
for (r = 1; r < grid_rows - 1; r++) {
delta = (step / Cap) *
(power[r][grid_cols - 1] +
(temp[(r + 1)][grid_cols - 1] + temp[(r - 1)][grid_cols - 1] -
2.0 * temp[r][grid_cols - 1]) /
Ry +
(temp[r][grid_cols - 1 - 1] - temp[r][grid_cols - 1]) / Rx +
(ambTemp - temp[r][grid_cols - 1]) / Rz);
result[r][grid_cols - 1] = temp[r][grid_cols - 1] + delta;
delta = (step / Cap) *
(power[r][0] +
(temp[(r + 1)][0] + temp[(r - 1)][0] - 2.0 * temp[r][0]) / Ry +
(temp[r][1] - temp[r][0]) / Rx + (ambTemp - temp[r][0]) / Rz);
result[r][0] = temp[r][0] + delta;
}
for (r = 0; r < grid_rows; r++) {
for (c = 0; c < grid_cols; c++) {
temp[r][c] = result[r][c];
}
}
}
}

MultiSource/Benchmarks/Rodinia/hotspot/main.c

#include "hotspot.h"
#include <glibc_compat_rand.h>
#include <stdio.h>
#include <stdlib.h>
/* instead of printing all the values, we only print a part of array (every
100th value) */
#define PRINT_GAP 100
/* chip parameters */
double t_chip = 0.0005;
double chip_height = 0.016;
double chip_width = 0.016;
double amb_temp = 80.0;
void hotspotKernel(double result[grid_rows][grid_cols],
double temp[grid_rows][grid_cols],
double power[grid_rows][grid_cols], double Cap, double Rx,
double Ry, double Rz, double step, double ambTemp);
/* Transient solver driver routine: simply converts the heat
* transfer differential equations to difference equations
* and solves the difference equations by iterating
*/
void compute_tran_temp(double result[grid_rows][grid_cols],
double temp[grid_rows][grid_cols],
double power[grid_rows][grid_cols]) {
double grid_height = chip_height / grid_rows;
double grid_width = chip_width / grid_cols;
double Cap = FACTOR_CHIP * SPEC_HEAT_SI * t_chip * grid_width * grid_height;
double Rx = grid_width / (2.0 * K_SI * t_chip * grid_height);
double Ry = grid_height / (2.0 * K_SI * t_chip * grid_width);
double Rz = t_chip / (K_SI * grid_height * grid_width);
double max_slope = MAX_PD / (FACTOR_CHIP * t_chip * SPEC_HEAT_SI);
double step = PRECISION / max_slope;
hotspotKernel(result, temp, power, Cap, Rx, Ry, Rz, step, amb_temp);
}
int main(int argc, char **argv) {
/* allocate memory for the temperature and power array */
double(*temp)[grid_rows][grid_cols] =
malloc(grid_rows * grid_cols * sizeof(double));
double(*power)[grid_rows][grid_cols] =
malloc(grid_rows * grid_cols * sizeof(double));
double(*result)[grid_rows][grid_cols] =
malloc(grid_rows * grid_cols * sizeof(double));
if (!temp || !power || !result)
fprintf(stderr, "Unable to allocate memory");
glibc_compat_srand(SEED);
/* read initial temperatures and input power */
for (int i = 0; i < grid_rows; i++) {
double x = ((glibc_compat_rand()) % 512);
double y = ((glibc_compat_rand()) % 128) * 1e-6;
for (int j = 0; j < grid_cols; j++) {
(*temp)[i][j] = x + ((glibc_compat_rand()) % 128) * 1e-3;
(*power)[i][j] = y;
(*result)[i][j] = 0.0;
}
}
compute_tran_temp(*result, *temp, *power);
/* output results */
for (int i = 0; i < grid_rows; i++) {
for (int j = 0; j < grid_cols; j++) {
if ((i * grid_cols + j) % PRINT_GAP == 0) {
fprintf(stdout, "%g\n", (*result)[i][j]);
}
}
}
free(temp);
free(power);
return 0;
}
MultiSource/Benchmarks/Rodinia/hotspot/Makefile