Crap, I forgot to disable cpu freq stuff and the frequency might have
changed between runs...
Time to go to sleep though, I'll post corrected timings tomorrow.
On Tuesday, February 18, 2014 12:52:26 AM UTC+1, Jean-Pierre Flori wrote:
>
> Here you go for 64 bit atom:
>
> # With assembly
> overhead 0.000000005 secs, precision 1000000 units of 6.00e-10 secs, CPU
> freq 1667.00 MHz
> mpn_sqr_basecase
> 1 0.000000016
> 2 0.000000043
> 3 0.000000104
> 4 0.000000176
> 5 0.000000249
> 6 0.000000334
> 7 0.000000432
> 8 0.000000544
> 9 0.000000670
> 10 0.000000851
> 11 0.000000959
> 12 0.000001124
> 13 0.000001303
> 14 0.000001502
> 15 0.000001706
> 16 0.000001924
> 17 0.000002155
> 18 0.000002408
> 19 0.000002655
> 20 0.000002926
> 21 0.000003210
> 22 0.000003506
> 23 0.000003815
> 24 0.000004168
> 25 0.000004486
> 26 0.000004834
> 27 0.000005197
> 28 0.000005582
> 29 0.000005963
> 30 0.000006364
> 31 0.000006780
> 32 0.000007218
> 33 0.000007680
> 34 0.000008165
> 35 0.000008640
> 36 0.000009172
> 37 0.000009645
> 38 0.000010181
> 39 0.000010713
> 40 0.000011275
> 41 0.000011846
> 42 0.000012410
> 43 0.000012982
> 44 0.000013582
> 45 0.000014193
> 46 0.000014788
> 47 0.000015444
> 48 0.000016123
> 49 0.000016774
> 50 0.000017411
> 51 0.000018119
> 52 0.000018854
> 53 0.000019580
> 54 0.000020291
> 55 0.000021061
> 56 0.000021824
> 57 0.000022595
> 58 0.000023358
> 59 0.000024153
> 60 0.000025000
> 61 0.000025832
> 62 0.000026639
> 63 0.000027487
> 64 0.000028409
> 65 0.000029348
> 66 0.000030227
> 67 0.000031156
> 68 0.000032106
> 69 0.000033036
> 70 0.000033928
> 71 0.000034871
> 72 0.000035875
> 73 0.000036875
> 74 0.000037832
> 75 0.000038847
> 76 0.000039891
> 77 0.000040949
> 78 0.000041962
> 79 0.000043022
> 80 0.000044379
> 81 0.000045477
> 82 0.000046551
> 83 0.000047666
> 84 0.000048805
> 85 0.000049956
> 86 0.000051057
> 87 0.000052227
> 88 0.000053429
> 89 0.000054624
> 90 0.000055804
> 91 0.000057026
> 92 0.000058271
> 93 0.000059531
> 94 0.000060736
> 95 0.000062011
> 96 0.000063312
> 97 0.000064619
> 98 0.000065906
> 99 0.000076595
> 100 0.000068600
> make tuneup
> ./tuneup
> Parameters for ./mpn/x86_64/atom/gmp-mparam.h
> Using: CPU cycle counter, supplemented by microsecond getrusage()
> speed_precision 1000000, speed_unittime 6.00e-10 secs, CPU freq 1667.00 MHz
> DEFAULT_MAX_SIZE 1000, fft_max_size 50000
>
> /* Generated by tuneup.c, 2014-02-18, gcc 4.6 */
>
> #define MUL_KARATSUBA_THRESHOLD 10
> #define MUL_TOOM3_THRESHOLD 66
> #define MUL_TOOM4_THRESHOLD 169
> #define MUL_TOOM8H_THRESHOLD 222
>
> #define SQR_BASECASE_THRESHOLD 0 /* always (native) */
> #define SQR_KARATSUBA_THRESHOLD 14
> #define SQR_TOOM3_THRESHOLD 98
> #define SQR_TOOM4_THRESHOLD 244
> #define SQR_TOOM8_THRESHOLD 244
>
> #define POWM_THRESHOLD 65
>
> #define HGCD_THRESHOLD 208
> #define GCD_DC_THRESHOLD 218
> #define GCDEXT_DC_THRESHOLD 208
> #define JACOBI_BASE_METHOD 3
>
> #define DIVREM_1_NORM_THRESHOLD MP_SIZE_T_MAX /* never */
> #define DIVREM_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */
> #define MOD_1_NORM_THRESHOLD 0 /* always */
> #define MOD_1_UNNORM_THRESHOLD 0 /* always */
> #define USE_PREINV_DIVREM_1 1 /* native */
> #define USE_PREINV_MOD_1 1
> #define DIVEXACT_1_THRESHOLD 0 /* always */
> #define MODEXACT_1_ODD_THRESHOLD 0 /* always (native) */
> #define MOD_1_1_THRESHOLD 7
> #define MOD_1_2_THRESHOLD 8
> #define MOD_1_3_THRESHOLD 11
> #define DIVREM_HENSEL_QR_1_THRESHOLD 126
> #define RSH_DIVREM_HENSEL_QR_1_THRESHOLD 996
> #define DIVREM_EUCLID_HENSEL_THRESHOLD 35
>
> #define ROOTREM_THRESHOLD 6
>
> #define GET_STR_DC_THRESHOLD 19
> #define GET_STR_PRECOMPUTE_THRESHOLD 32
> #define SET_STR_DC_THRESHOLD 244
> #define SET_STR_PRECOMPUTE_THRESHOLD 344
>
> #define MUL_FFT_FULL_THRESHOLD 2496
>
> #define SQR_FFT_FULL_THRESHOLD 1760
>
> #define MULLOW_BASECASE_THRESHOLD 0 /* always */
> #define MULLOW_DC_THRESHOLD 10
> #define MULLOW_MUL_THRESHOLD 2824
>
> #define MULHIGH_BASECASE_THRESHOLD 8
> #define MULHIGH_DC_THRESHOLD 8
> #define MULHIGH_MUL_THRESHOLD 2324
>
> #define MULMOD_2EXPM1_THRESHOLD 16
>
> #define FAC_UI_THRESHOLD 8757
> #define DC_DIV_QR_THRESHOLD 28
> #define DC_DIVAPPR_Q_N_THRESHOLD 42
> #define INV_DIV_QR_THRESHOLD 1258
> #define INV_DIVAPPR_Q_N_THRESHOLD 42
> #define DC_DIV_Q_THRESHOLD 73
> #define INV_DIV_Q_THRESHOLD 2801
> #define DC_DIVAPPR_Q_THRESHOLD 33
> #define INV_DIVAPPR_Q_THRESHOLD 7881
> #define DC_BDIV_QR_THRESHOLD 28
> #define DC_BDIV_Q_THRESHOLD 34
>
> /* fft_tuning -- autogenerated by tune-fft */
>
> #define FFT_TAB \
> { { 4, 3 }, { 3, 2 }, { 3, 2 }, { 2, 1 }, { 1, 0 } }
>
> #define MULMOD_TAB \
> { 4, 3, 3, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1 }
>
> #define FFT_N_NUM 19
>
> #define FFT_MULMOD_2EXPP1_CUTOFF 128
>
>
> /* Tuneup completed successfully, took 572 seconds */
> # Without assembly
> overhead 0.000000008 secs, precision 1000000 units of 1.00e-09 secs, CPU
> freq 1000.00 MHz
> mpn_sqr_basecase
> 1 0.000000040
> 2 0.000000084
> 3 0.000000149
> 4 0.000000236
> 5 0.000000378
> 6 0.000000508
> 7 0.000000668
> 8 0.000000842
> 9 0.000001040
> 10 0.000001249
> 11 0.000001488
> 12 0.000001741
> 13 0.000002018
> 14 0.000002306
> 15 0.000002625
> 16 0.000002957
> 17 0.000003313
> 18 0.000003680
> 19 0.000004077
> 20 0.000004488
> 21 0.000004923
> 22 0.000005382
> 23 0.000005845
> 24 0.000006348
> 25 0.000006849
> 26 0.000007388
> 27 0.000007956
> 28 0.000008512
> 29 0.000009132
> 30 0.000009751
> 31 0.000010385
> 32 0.000011036
> 33 0.000011738
> 34 0.000012449
> 35 0.000013149
> 36 0.000013864
> 37 0.000014627
> 38 0.000015402
> 39 0.000016197
> 40 0.000017003
> 41 0.000017849
> 42 0.000018702
> 43 0.000019588
> 44 0.000020462
> 45 0.000021399
> 46 0.000022335
> 47 0.000023287
> 48 0.000024238
> 49 0.000025282
> 50 0.000026268
> 51 0.000027313
> 52 0.000028397
> 53 0.000029439
> 54 0.000030557
> 55 0.000031669
> 56 0.000032792
> 57 0.000033939
> 58 0.000035110
> 59 0.000036298
> 60 0.000037513
> 61 0.000038740
> 62 0.000039990
> 63 0.000041257
> 64 0.000042553
> 65 0.000043857
> 66 0.000045186
> 67 0.000046532
> 68 0.000047906
> 69 0.000049290
> 70 0.000050698
> 71 0.000052123
> 72 0.000053577
> 73 0.000055039
> 74 0.000056526
> 75 0.000058031
> 76 0.000059562
> 77 0.000061106
> 78 0.000062671
> 79 0.000064261
> 80 0.000066405
> 81 0.000067486
> 82 0.000069628
> 83 0.000070793
> 84 0.000072995
> 85 0.000074184
> 86 0.000076376
> 87 0.000077648
> 88 0.000079847
> 89 0.000081197
> 90 0.000083384
> 91 0.000084821
> 92 0.000087068
> 93 0.000088526
> 94 0.000090765
> 95 0.000092308
> 96 0.000094551
> 97 0.000096172
> 98 0.000098405
> 99 0.000100112
> 100 0.000102405
>
>
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