[Gmp-commit] /var/hg/gmp: Retune (mainly for DIV_1_VS_MUL_1_PERCENT).

mercurial at gmplib.org mercurial at gmplib.org
Fri Feb 3 13:29:35 UTC 2017


details:   /var/hg/gmp/rev/e5173fed3ce9
changeset: 17221:e5173fed3ce9
user:      Torbjorn Granlund <tg at gmplib.org>
date:      Fri Feb 03 14:29:31 2017 +0100
description:
Retune (mainly for DIV_1_VS_MUL_1_PERCENT).

diffstat:

 mpn/alpha/ev5/gmp-mparam.h  |   92 +++++++++--------
 mpn/x86/core2/gmp-mparam.h  |  223 ++++++++++++++++++-------------------------
 mpn/x86/p6/mmx/gmp-mparam.h |  100 +++++++++++-------
 3 files changed, 203 insertions(+), 212 deletions(-)

diffs (truncated from 566 to 300 lines):

diff -r c23ab247bc13 -r e5173fed3ce9 mpn/alpha/ev5/gmp-mparam.h
--- a/mpn/alpha/ev5/gmp-mparam.h	Sun Jan 29 23:36:58 2017 +0100
+++ b/mpn/alpha/ev5/gmp-mparam.h	Fri Feb 03 14:29:31 2017 +0100
@@ -1,7 +1,6 @@
 /* Alpha EV5 gmp-mparam.h -- Compiler/machine parameter header file.
 
-Copyright 1991, 1993, 1994, 1999-2002, 2004, 2005, 2008-2010, 2014 Free
-Software Foundation, Inc.
+Copyright 1991-2017 Free Software Foundation, Inc.
 
 This file is part of the GNU MP Library.
 
@@ -34,44 +33,46 @@
 
 /* 600 MHz 21164A */
 /* FFT tuning limit = 5000000 */
-/* Generated by tuneup.c, 2014-03-12, gcc 4.5 */
+/* Generated by tuneup.c, 2017-02-02, gcc 4.9 */
 
 #define DIVREM_1_NORM_THRESHOLD              0  /* preinv always */
 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
 #define MOD_1_1P_METHOD                      2
 #define MOD_1_NORM_THRESHOLD                 0  /* always */
 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
-#define MOD_1N_TO_MOD_1_1_THRESHOLD          3
-#define MOD_1U_TO_MOD_1_1_THRESHOLD          6
+#define MOD_1N_TO_MOD_1_1_THRESHOLD         10
+#define MOD_1U_TO_MOD_1_1_THRESHOLD          7
 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        22
 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
-#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     15
+#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     20
 #define USE_PREINV_DIVREM_1                  1  /* preinv always */
 #define DIV_QR_1N_PI1_METHOD                 1
 #define DIV_QR_1_NORM_THRESHOLD          MP_SIZE_T_MAX  /* never */
 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
 #define DIVEXACT_1_THRESHOLD                 0  /* always */
-#define BMOD_1_TO_MOD_1_THRESHOLD           76
+#define BMOD_1_TO_MOD_1_THRESHOLD           69
 
-#define MUL_TOOM22_THRESHOLD                14
+#define DIV_1_VS_MUL_1_PERCENT             181
+
+#define MUL_TOOM22_THRESHOLD                16
 #define MUL_TOOM33_THRESHOLD                50
 #define MUL_TOOM44_THRESHOLD               118
-#define MUL_TOOM6H_THRESHOLD               157
+#define MUL_TOOM6H_THRESHOLD               173
 #define MUL_TOOM8H_THRESHOLD               236
 
-#define MUL_TOOM32_TO_TOOM43_THRESHOLD      73
-#define MUL_TOOM32_TO_TOOM53_THRESHOLD      77
+#define MUL_TOOM32_TO_TOOM43_THRESHOLD      49
+#define MUL_TOOM32_TO_TOOM53_THRESHOLD      84
 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      81
-#define MUL_TOOM42_TO_TOOM63_THRESHOLD      56
+#define MUL_TOOM42_TO_TOOM63_THRESHOLD      53
 #define MUL_TOOM43_TO_TOOM54_THRESHOLD      70
 
 #define SQR_BASECASE_THRESHOLD               0  /* always */
 #define SQR_TOOM2_THRESHOLD                 22
-#define SQR_TOOM3_THRESHOLD                 73
+#define SQR_TOOM3_THRESHOLD                 69
 #define SQR_TOOM4_THRESHOLD                178
-#define SQR_TOOM6_THRESHOLD                  0  /* always */
-#define SQR_TOOM8_THRESHOLD                260
+#define SQR_TOOM6_THRESHOLD                189
+#define SQR_TOOM8_THRESHOLD                357
 
 #define MULMID_TOOM42_THRESHOLD             18
 
@@ -147,41 +148,44 @@
 #define SQR_FFT_THRESHOLD                 3968
 
 #define MULLO_BASECASE_THRESHOLD             0  /* always */
-#define MULLO_DC_THRESHOLD                  45
-#define MULLO_MUL_N_THRESHOLD             8397
+#define MULLO_DC_THRESHOLD                  50
+#define MULLO_MUL_N_THRESHOLD             5558
+#define SQRLO_BASECASE_THRESHOLD             0  /* always */
+#define SQRLO_DC_THRESHOLD                  78
+#define SQRLO_SQR_THRESHOLD               3597
 
 #define DC_DIV_QR_THRESHOLD                 47
-#define DC_DIVAPPR_Q_THRESHOLD             168
+#define DC_DIVAPPR_Q_THRESHOLD             167
 #define DC_BDIV_QR_THRESHOLD                47
 #define DC_BDIV_Q_THRESHOLD                110
 
-#define INV_MULMOD_BNM1_THRESHOLD           26
-#define INV_NEWTON_THRESHOLD               189
-#define INV_APPR_THRESHOLD                 181
-
-#define BINV_NEWTON_THRESHOLD              196
-#define REDC_1_TO_REDC_N_THRESHOLD          51
-
-#define MU_DIV_QR_THRESHOLD               1558
-#define MU_DIVAPPR_Q_THRESHOLD            1558
-#define MUPI_DIV_QR_THRESHOLD               90
-#define MU_BDIV_QR_THRESHOLD               855
-#define MU_BDIV_Q_THRESHOLD               1078
-
-#define POWM_SEC_TABLE  1,16,90,452,1221
+#define INV_MULMOD_BNM1_THRESHOLD           30
+#define INV_NEWTON_THRESHOLD               181
+#define INV_APPR_THRESHOLD                 173
 
-#define MATRIX22_STRASSEN_THRESHOLD         11
-#define HGCD_THRESHOLD                      99
-#define HGCD_APPR_THRESHOLD                103
-#define HGCD_REDUCE_THRESHOLD             2899
-#define GCD_DC_THRESHOLD                   283
-#define GCDEXT_DC_THRESHOLD                201
-#define JACOBI_BASE_METHOD                   3
+#define BINV_NEWTON_THRESHOLD              182
+#define REDC_1_TO_REDC_N_THRESHOLD          47
 
-#define GET_STR_DC_THRESHOLD                13
-#define GET_STR_PRECOMPUTE_THRESHOLD        28
-#define SET_STR_DC_THRESHOLD               426
-#define SET_STR_PRECOMPUTE_THRESHOLD      1505
+#define MU_DIV_QR_THRESHOLD                979
+#define MU_DIVAPPR_Q_THRESHOLD            1142
+#define MUPI_DIV_QR_THRESHOLD               90
+#define MU_BDIV_QR_THRESHOLD               748
+#define MU_BDIV_Q_THRESHOLD                979
 
-#define FAC_DSC_THRESHOLD                 1404
+#define POWM_SEC_TABLE  1,16,90,386,2177
+
+#define GET_STR_DC_THRESHOLD                14
+#define GET_STR_PRECOMPUTE_THRESHOLD        26
+#define SET_STR_DC_THRESHOLD               363
+#define SET_STR_PRECOMPUTE_THRESHOLD      1201
+
+#define FAC_DSC_THRESHOLD                  342
 #define FAC_ODD_THRESHOLD                    0  /* always */
+
+#define MATRIX22_STRASSEN_THRESHOLD         13
+#define HGCD_THRESHOLD                     105
+#define HGCD_APPR_THRESHOLD                108
+#define HGCD_REDUCE_THRESHOLD             1679
+#define GCD_DC_THRESHOLD                   238
+#define GCDEXT_DC_THRESHOLD                199
+#define JACOBI_BASE_METHOD                   2
diff -r c23ab247bc13 -r e5173fed3ce9 mpn/x86/core2/gmp-mparam.h
--- a/mpn/x86/core2/gmp-mparam.h	Sun Jan 29 23:36:58 2017 +0100
+++ b/mpn/x86/core2/gmp-mparam.h	Fri Feb 03 14:29:31 2017 +0100
@@ -1,6 +1,6 @@
 /* x86/core2 gmp-mparam.h -- Compiler/machine parameter header file.
 
-Copyright 1991, 1993, 1994, 2000-2011, 2014 Free Software Foundation, Inc.
+Copyright 1991-2017 Free Software Foundation, Inc.
 
 This file is part of the GNU MP Library.
 
@@ -31,95 +31,77 @@
 #define GMP_LIMB_BITS 32
 #define GMP_LIMB_BYTES 4
 
-/* 2133 MHz Core 2 (65nm) */
-/* FFT tuning limit = 25000000 */
-/* Generated by tuneup.c, 2014-03-14, gcc 4.5 */
+/* 3000 MHz Core 2 (45nm) */
+/* FFT tuning limit = 500000 */
+/* Generated by tuneup.c, 2017-01-15, gcc 6.2 */
 
-#define MOD_1_NORM_THRESHOLD                 4
-#define MOD_1_UNNORM_THRESHOLD               4
-#define MOD_1N_TO_MOD_1_1_THRESHOLD          5
-#define MOD_1U_TO_MOD_1_1_THRESHOLD          4
-#define MOD_1_1_TO_MOD_1_2_THRESHOLD        10
+#define MOD_1_NORM_THRESHOLD             MP_SIZE_T_MAX  /* never */
+#define MOD_1_UNNORM_THRESHOLD           MP_SIZE_T_MAX  /* never */
+#define MOD_1N_TO_MOD_1_1_THRESHOLD         10
+#define MOD_1U_TO_MOD_1_1_THRESHOLD          9
+#define MOD_1_1_TO_MOD_1_2_THRESHOLD         0  /* never mpn_mod_1_1p */
 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
-#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     10
+#define PREINV_MOD_1_TO_MOD_1_THRESHOLD      3
 #define USE_PREINV_DIVREM_1                  1  /* native */
 #define DIV_QR_1N_PI1_METHOD                 1
-#define DIV_QR_1_NORM_THRESHOLD              3
+#define DIV_QR_1_NORM_THRESHOLD             17
 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
-#define BMOD_1_TO_MOD_1_THRESHOLD           19
+#define BMOD_1_TO_MOD_1_THRESHOLD           16
 
-#define MUL_TOOM22_THRESHOLD                26
-#define MUL_TOOM33_THRESHOLD                90
-#define MUL_TOOM44_THRESHOLD               144
-#define MUL_TOOM6H_THRESHOLD               286
-#define MUL_TOOM8H_THRESHOLD               430
+#define DIV_1_VS_MUL_1_PERCENT             290
 
-#define MUL_TOOM32_TO_TOOM43_THRESHOLD      93
-#define MUL_TOOM32_TO_TOOM53_THRESHOLD     140
+#define MUL_TOOM22_THRESHOLD                24
+#define MUL_TOOM33_THRESHOLD                93
+#define MUL_TOOM44_THRESHOLD               214
+#define MUL_TOOM6H_THRESHOLD               300
+#define MUL_TOOM8H_THRESHOLD               462
+
+#define MUL_TOOM32_TO_TOOM43_THRESHOLD      91
+#define MUL_TOOM32_TO_TOOM53_THRESHOLD     145
 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      89
-#define MUL_TOOM42_TO_TOOM63_THRESHOLD     102
-#define MUL_TOOM43_TO_TOOM54_THRESHOLD     136
+#define MUL_TOOM42_TO_TOOM63_THRESHOLD      95
+#define MUL_TOOM43_TO_TOOM54_THRESHOLD     130
 
 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
-#define SQR_TOOM2_THRESHOLD                 34
-#define SQR_TOOM3_THRESHOLD                114
-#define SQR_TOOM4_THRESHOLD                178
+#define SQR_TOOM2_THRESHOLD                 36
+#define SQR_TOOM3_THRESHOLD                117
+#define SQR_TOOM4_THRESHOLD                176
 #define SQR_TOOM6_THRESHOLD                262
-#define SQR_TOOM8_THRESHOLD                357
+#define SQR_TOOM8_THRESHOLD                597
 
-#define MULMID_TOOM42_THRESHOLD             66
+#define MULMID_TOOM42_THRESHOLD             64
 
 #define MULMOD_BNM1_THRESHOLD               15
 #define SQRMOD_BNM1_THRESHOLD               21
 
-#define MUL_FFT_MODF_THRESHOLD             600  /* k = 5 */
+#define MUL_FFT_MODF_THRESHOLD             570  /* k = 5 */
 #define MUL_FFT_TABLE3                                      \
-  { {    600, 5}, {     25, 6}, {     13, 5}, {     28, 6}, \
-    {     25, 7}, {     13, 6}, {     29, 7}, {     15, 6}, \
-    {     33, 7}, {     17, 6}, {     36, 7}, {     19, 6}, \
-    {     39, 7}, {     29, 8}, {     15, 7}, {     35, 8}, \
-    {     19, 7}, {     43, 8}, {     23, 7}, {     47, 8}, \
-    {     27, 9}, {     15, 8}, {     31, 7}, {     63, 8}, \
-    {     43, 9}, {     23, 8}, {     51,10}, {     15, 9}, \
-    {     31, 8}, {     67, 9}, {     39, 8}, {     79, 9}, \
-    {     47, 8}, {     95, 9}, {     55,10}, {     31, 9}, \
-    {     79,10}, {     47, 9}, {     95,11}, {     31,10}, \
-    {     63, 9}, {    135,10}, {     79, 9}, {    159,10}, \
-    {     95, 9}, {    191,11}, {     63,10}, {    159,11}, \
-    {     95,10}, {    191,12}, {     63,11}, {    127,10}, \
-    {    271, 9}, {    543, 8}, {   1087,11}, {    159,10}, \
-    {    319, 9}, {    639,10}, {    335, 9}, {    671,10}, \
-    {    351,11}, {    191,10}, {    383, 9}, {    767,10}, \
-    {    399, 9}, {    799,11}, {    223,12}, {    127,11}, \
-    {    255,10}, {    543, 9}, {   1087,11}, {    287,10}, \
-    {    607, 9}, {   1215,11}, {    319,10}, {    671,11}, \
-    {    351,12}, {    191,11}, {    383,10}, {    799, 9}, \
-    {   1599,13}, {    127,12}, {    255,11}, {    543,10}, \
-    {   1087,11}, {    607,10}, {   1215,12}, {    319,11}, \
-    {    671,10}, {   1343,11}, {    735,12}, {    383,11}, \
-    {    799,10}, {   1599,11}, {    863,10}, {   1727,12}, \
-    {    447,11}, {    959,13}, {    255,12}, {    511,11}, \
-    {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
-    {   1343,12}, {    703,13}, {    383,12}, {    767,11}, \
-    {   1599,12}, {    831,11}, {   1727,12}, {    959,14}, \
-    {    255,13}, {    511,12}, {   1087,11}, {   2239,10}, \
-    {   4479,12}, {   1215,13}, {    639,12}, {   1471,11}, \
-    {   2943,13}, {    767,12}, {   1727,13}, {    895,12}, \
-    {   1983,14}, {    511,13}, {   1023,12}, {   2239,11}, \
-    {   4479,13}, {   1151,12}, {   2495,13}, {   1279,12}, \
-    {   2623,13}, {   1407,12}, {   2815,14}, {    767,13}, \
-    {   1663,12}, {   3455,13}, {   1919,15}, {    511,14}, \
-    {   1023,13}, {   2175,12}, {   4479,13}, {   2431,14}, \
-    {   1279,13}, {   2943,12}, {   5887,14}, {  16384,15}, \
-    {  32768,16} }
-#define MUL_FFT_TABLE3_SIZE 149
-#define MUL_FFT_THRESHOLD                 6784
+  { {    570, 5}, {     28, 6}, {     15, 5}, {     31, 6}, \
+    {     28, 7}, {     15, 6}, {     33, 7}, {     17, 6}, \
+    {     35, 7}, {     19, 6}, {     39, 7}, {     27, 8}, \
+    {     15, 7}, {     35, 8}, {     19, 7}, {     41, 8}, \
+    {     23, 7}, {     47, 8}, {     27, 9}, {     15, 8}, \
+    {     31, 7}, {     63, 8}, {     43, 9}, {     23, 8}, \
+    {     55,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
+    {     39, 8}, {     83, 9}, {     47, 8}, {     95, 9}, \
+    {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
+    {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
+    {     79, 9}, {    159, 8}, {    319, 9}, {    175,10}, \
+    {    111,11}, {     63,10}, {    143, 9}, {    287,10}, \
+    {    159,11}, {     95,12}, {     63,11}, {    127,10}, \
+    {    255, 9}, {    543,10}, {    287,11}, {    159,10}, \
+    {    319, 9}, {    639,10}, {    335, 9}, {    671,11}, \
+    {    191,10}, {    383, 9}, {    767,10}, {    399, 9}, \
+    {    799,10}, {    415,11}, {    223,12}, {   4096,13}, \
+    {   8192,14}, {  16384,15}, {  32768,16} }
+#define MUL_FFT_TABLE3_SIZE 71
+#define MUL_FFT_THRESHOLD                 5760
 
-#define SQR_FFT_MODF_THRESHOLD             500  /* k = 5 */
+#define SQR_FFT_MODF_THRESHOLD             472  /* k = 5 */
 #define SQR_FFT_TABLE3                                      \
-  { {    500, 5}, {     28, 6}, {     15, 5}, {     31, 6}, \
+  { {    472, 5}, {     28, 6}, {     15, 5}, {     31, 6}, \


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