Add libgmp 6.2.0 to third_party

Don't build it yet.  That will come in the next review.

Change-Id: Idf3266558165e5ab45f4a41c98cc8c838c8244d5
diff --git a/third_party/gmp/mpn/pa64/gmp-mparam.h b/third_party/gmp/mpn/pa64/gmp-mparam.h
new file mode 100644
index 0000000..c2719c3
--- /dev/null
+++ b/third_party/gmp/mpn/pa64/gmp-mparam.h
@@ -0,0 +1,247 @@
+/* gmp-mparam.h -- Compiler/machine parameter header file.
+
+Copyright 1991, 1993, 1994, 1999-2004, 2008-2010 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+  * the GNU Lesser General Public License as published by the Free
+    Software Foundation; either version 3 of the License, or (at your
+    option) any later version.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#define GMP_LIMB_BITS 64
+#define GMP_LIMB_BYTES 8
+
+/* 440MHz PA8200 */
+
+#define DIVREM_1_NORM_THRESHOLD              0  /* 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          4
+#define MOD_1U_TO_MOD_1_1_THRESHOLD         10
+#define MOD_1_1_TO_MOD_1_2_THRESHOLD         0  /* never mpn_mod_1_1p */
+#define MOD_1_2_TO_MOD_1_4_THRESHOLD        14
+#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     11
+#define USE_PREINV_DIVREM_1                  1
+#define DIV_QR_2_PI2_THRESHOLD              21
+#define DIVEXACT_1_THRESHOLD                 0  /* always */
+#define BMOD_1_TO_MOD_1_THRESHOLD        MP_SIZE_T_MAX  /* never */
+
+#define MUL_TOOM22_THRESHOLD                31
+#define MUL_TOOM33_THRESHOLD               114
+#define MUL_TOOM44_THRESHOLD               179
+#define MUL_TOOM6H_THRESHOLD               222
+#define MUL_TOOM8H_THRESHOLD               296
+
+#define MUL_TOOM32_TO_TOOM43_THRESHOLD     130
+#define MUL_TOOM32_TO_TOOM53_THRESHOLD     229
+#define MUL_TOOM42_TO_TOOM53_THRESHOLD     129
+#define MUL_TOOM42_TO_TOOM63_THRESHOLD      54
+
+#define SQR_BASECASE_THRESHOLD               5
+#define SQR_TOOM2_THRESHOLD                 58
+#define SQR_TOOM3_THRESHOLD                153
+#define SQR_TOOM4_THRESHOLD                278
+#define SQR_TOOM6_THRESHOLD                  0  /* always */
+#define SQR_TOOM8_THRESHOLD                  0  /* always */
+
+#define MULMID_TOOM42_THRESHOLD             56
+
+#define MULMOD_BNM1_THRESHOLD               15
+#define SQRMOD_BNM1_THRESHOLD               19
+
+#define POWM_SEC_TABLE  2,23,228,1084
+
+#define MUL_FFT_MODF_THRESHOLD             336  /* k = 5 */
+#define MUL_FFT_TABLE3                                      \
+  { {    336, 5}, {     11, 4}, {     23, 5}, {     21, 6}, \
+    {     11, 5}, {     23, 6}, {     21, 7}, {     11, 6}, \
+    {     23, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
+    {     11, 7}, {     24, 8}, {     13, 7}, {     27, 8}, \
+    {     15, 7}, {     31, 8}, {     19, 7}, {     39, 8}, \
+    {     27, 9}, {     15, 8}, {     33, 9}, {     19, 8}, \
+    {     39, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
+    {     15, 9}, {     39,10}, {     23, 9}, {     51,10}, \
+    {     31, 9}, {     67,10}, {     39, 9}, {     79,10}, \
+    {     47, 9}, {     95,10}, {     55,11}, {     31,10}, \
+    {     63, 9}, {    127,10}, {     71, 8}, {    287,10}, \
+    {     79,11}, {     47,10}, {     95, 9}, {    191, 8}, \
+    {    383, 7}, {    767,10}, {    103, 9}, {    207, 8}, \
+    {    415, 7}, {    831,12}, {     31,11}, {     63,10}, \
+    {    127, 9}, {    255, 8}, {    543, 7}, {   1087, 6}, \
+    {   2175,10}, {    143, 9}, {    287, 8}, {    575,11}, \
+    {     79, 9}, {    319, 8}, {    639, 7}, {   1279, 9}, \
+    {    335, 8}, {    671,10}, {    175, 9}, {    351, 8}, \
+    {    703,11}, {     95,10}, {    191, 9}, {    383, 8}, \
+    {    767,10}, {    207, 9}, {    415, 8}, {    831, 7}, \
+    {   1663,11}, {    111,10}, {    223, 9}, {    447, 8}, \
+    {    895,12}, {     63,11}, {    127,10}, {    255, 9}, \
+    {    543, 8}, {   1087, 7}, {   2175,10}, {    287, 9}, \
+    {    575, 8}, {   1215, 7}, {   2431,10}, {    319, 9}, \
+    {    639, 8}, {   1279,10}, {    335, 9}, {    671, 8}, \
+    {   1343, 9}, {    703, 8}, {   1407,12}, {     95,11}, \
+    {    191,10}, {    383,11}, {    207, 9}, {    831, 8}, \
+    {   1663,11}, {    223,10}, {    447, 9}, {    959,13}, \
+    {     63,12}, {    127,11}, {    255, 8}, {   2047,11}, \
+    {    271,10}, {    543, 9}, {   1087, 8}, {   2175,11}, \
+    {    287,10}, {    575, 9}, {   1215, 8}, {   2431,11}, \
+    {    319,10}, {    671, 9}, {   1343, 8}, {   2687,11}, \
+    {    351,10}, {    703, 9}, {   1471, 8}, {   2943,12}, \
+    {    191,11}, {    383, 8}, {   3071,11}, {    415,10}, \
+    {    831, 9}, {   1663,11}, {    479,10}, {    959, 9}, \
+    {   1919, 8}, {   3839,13}, {    127,12}, {    255,11}, \
+    {    543,10}, {   1087, 9}, {   2175,12}, {    287,11}, \
+    {    607,10}, {   1215, 9}, {   2431, 8}, {   4863,12}, \
+    {    319,11}, {    671,10}, {   1343,13}, {    191, 9}, \
+    {   3071,12}, {    415,11}, {    831,10}, {   1663, 8}, \
+    {   6655, 9}, {   3455,12}, {    447, 9}, {   3583,13}, \
+    {    255,12}, {    511,11}, {   1023,10}, {   2175,13}, \
+    {    319,11}, {   1279,12}, {    671,10}, {   2815,12}, \
+    {    735,10}, {   2943, 9}, {   5887,13}, {    383,12}, \
+    {    767,11}, {   1535,10}, {   3071,13}, {    447,10}, \
+    {   3583,12}, {    959,13}, {    511,12}, {   1087,13}, \
+    {    639,12}, {   1343,13}, {    767,11}, {   3071,13}, \
+    {    831,12}, {   1663,11}, {   3455,10}, {   6911,13}, \
+    {    895,14}, {    511,13}, {   1023,12}, {   2047,13}, \
+    {   1087,12}, {   2303,13}, {   1215,12}, {   2431,14}, \
+    {    639,13}, {   1279,12}, {   2559,13}, {   1343,12}, \
+    {   2687,11}, {   5375,13}, {   1407,12}, {   2815,11}, \
+    {   5631,12}, {   2943,13}, {   1535,12}, {   3199,13}, \
+    {   1663,12}, {   3327,13}, {   1727,14}, {    895,13}, \
+    {   1791,12}, {   3583,13}, {   1919,15}, {    511,14}, \
+    {   1023,13}, {   2047,12}, {   4095,14}, {   1151,13}, \
+    {   2431,14}, {   1279,13}, {   2687,14}, {   1407,13}, \
+    {   2815,12}, {   5631,15}, {    767,14}, {   1535,13}, \
+    {   3071,14}, {   1663,13}, {   3327,14}, {   1791,13}, \
+    {   3583,14}, {   1919,15}, {   1023,14}, {   2303,13}, \
+    {   4607,14}, {   2431,13}, {   4863,15}, {  32768,16}, \
+    {  65536,17}, { 131072,18}, { 262144,19}, { 524288,20}, \
+    {1048576,21}, {2097152,22}, {4194304,23}, {8388608,24} }
+#define MUL_FFT_TABLE3_SIZE 252
+#define MUL_FFT_THRESHOLD                 2368
+
+#define SQR_FFT_MODF_THRESHOLD             284  /* k = 5 */
+#define SQR_FFT_TABLE3                                      \
+  { {    284, 5}, {      9, 4}, {     21, 5}, {     21, 6}, \
+    {     11, 5}, {     23, 6}, {     25, 7}, {     25, 8}, \
+    {     13, 7}, {     27, 8}, {     15, 7}, {     31, 8}, \
+    {     27, 9}, {     15, 8}, {     33, 9}, {     19, 8}, \
+    {     39, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
+    {     15, 9}, {     39,10}, {     23, 9}, {     51,11}, \
+    {     15,10}, {     31, 9}, {     67,10}, {     39, 9}, \
+    {     79,10}, {     47, 9}, {     95,10}, {     55,11}, \
+    {     31,10}, {     63, 8}, {    255, 7}, {    511,10}, \
+    {     71, 8}, {    287, 7}, {    575,10}, {     79,11}, \
+    {     47,10}, {     95, 9}, {    191, 8}, {    383, 7}, \
+    {    767,10}, {    103, 9}, {    207, 8}, {    415,12}, \
+    {     31,11}, {     63,10}, {    127, 9}, {    255, 8}, \
+    {    543, 7}, {   1087, 8}, {    575, 7}, {   1151,11}, \
+    {     79, 8}, {    639, 7}, {   1279, 9}, {    335, 8}, \
+    {    671, 7}, {   1343,10}, {    175, 8}, {    703, 7}, \
+    {   1407,11}, {     95,10}, {    191, 9}, {    383, 8}, \
+    {    767,10}, {    207, 9}, {    415, 8}, {    831, 7}, \
+    {   1663, 9}, {    447, 8}, {    895,12}, {     63,11}, \
+    {    127,10}, {    255, 9}, {    543, 8}, {   1087, 7}, \
+    {   2175, 9}, {    575, 8}, {   1151,10}, {    303, 9}, \
+    {    607, 8}, {   1215, 7}, {   2431,10}, {    319, 9}, \
+    {    639, 8}, {   1279, 9}, {    671, 8}, {   1343, 7}, \
+    {   2687,10}, {    351, 9}, {    703, 8}, {   1407,12}, \
+    {     95,11}, {    191,10}, {    383, 9}, {    767,11}, \
+    {    207,10}, {    415, 9}, {    831, 8}, {   1663,11}, \
+    {    223,10}, {    447, 9}, {    895,13}, {     63,11}, \
+    {    255,10}, {    543, 8}, {   2175,11}, {    287,10}, \
+    {    575, 9}, {   1151,10}, {    607, 9}, {   1215, 8}, \
+    {   2431,11}, {    319, 9}, {   1279,10}, {    671, 9}, \
+    {   1343, 8}, {   2687,11}, {    351,10}, {    703, 9}, \
+    {   1407,10}, {    735,12}, {    191,11}, {    383,10}, \
+    {    831, 9}, {   1663,12}, {    223,11}, {    447,10}, \
+    {    895,11}, {    479, 9}, {   1919, 8}, {   3839,12}, \
+    {    255,11}, {    511,10}, {   1023,11}, {    543,10}, \
+    {   1087, 9}, {   2175,12}, {    287,11}, {    575,10}, \
+    {   1151,11}, {    607,10}, {   1215, 9}, {   2431, 8}, \
+    {   4863,10}, {   1279,11}, {    671,10}, {   1343, 9}, \
+    {   2687,12}, {    351,11}, {    703,10}, {   1407,11}, \
+    {    735,13}, {    191, 9}, {   3071, 7}, {  12287,11}, \
+    {    799,12}, {    415,11}, {    831,10}, {   1663,12}, \
+    {    447, 8}, {   7167,12}, {    479, 9}, {   3839,14}, \
+    {    127,13}, {    255,12}, {    511,11}, {   1023,12}, \
+    {    543,10}, {   2175, 9}, {   4607,11}, {   1215,10}, \
+    {   2431,11}, {   1279,10}, {   2559,13}, {    383,12}, \
+    {    767,11}, {   1535,12}, {    799,10}, {   3199, 9}, \
+    {   6399,12}, {    895,13}, {    511,12}, {   1023,11}, \
+    {   2047,12}, {   1087,13}, {    575,12}, {   1151,10}, \
+    {   4607,13}, {    639,12}, {   1279,11}, {   2687,14}, \
+    {    383,13}, {    767,11}, {   3071,12}, {   1599,13}, \
+    {    895,12}, {   1791,11}, {   3583,13}, {    959,15}, \
+    {    255,12}, {   2175,13}, {   1215,14}, {    639,13}, \
+    {   1279,12}, {   2559,13}, {   1343,12}, {   2687,13}, \
+    {   1471,11}, {   5887,14}, {    767,13}, {   1535,12}, \
+    {   3071,13}, {   1599,12}, {   3199,13}, {   1663,12}, \
+    {   3327,13}, {   1727,14}, {    895,13}, {   1791,12}, \
+    {   3583,15}, {    511,14}, {   1023,13}, {   2175,14}, \
+    {   1151,12}, {   4607,13}, {   2431,14}, {   1279,13}, \
+    {   2687,14}, {   1407,13}, {   2815,15}, {    767,13}, \
+    {   3199,14}, {   1663,13}, {   3327,14}, {   1791,13}, \
+    {   3583,14}, {   1919,15}, {   1023,14}, {   2047,13}, \
+    {   4095,14}, {   2303,13}, {   4607,14}, {   2431,15}, \
+    {  32768,16}, {  65536,17}, { 131072,18}, { 262144,19}, \
+    { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
+    {8388608,24} }
+#define SQR_FFT_TABLE3_SIZE 257
+#define SQR_FFT_THRESHOLD                 1856
+
+#define MULLO_BASECASE_THRESHOLD             0  /* always */
+#define MULLO_DC_THRESHOLD                 113
+#define MULLO_MUL_N_THRESHOLD             4658
+
+#define DC_DIV_QR_THRESHOLD                123
+#define DC_DIVAPPR_Q_THRESHOLD             372
+#define DC_BDIV_QR_THRESHOLD               142
+#define DC_BDIV_Q_THRESHOLD                312
+
+#define INV_MULMOD_BNM1_THRESHOLD           58
+#define INV_NEWTON_THRESHOLD               315
+#define INV_APPR_THRESHOLD                 315
+
+#define BINV_NEWTON_THRESHOLD              360
+#define REDC_1_TO_REDC_N_THRESHOLD         101
+
+#define MU_DIV_QR_THRESHOLD                979
+#define MU_DIVAPPR_Q_THRESHOLD            1142
+#define MUPI_DIV_QR_THRESHOLD               93
+#define MU_BDIV_QR_THRESHOLD               889
+#define MU_BDIV_Q_THRESHOLD               1187
+
+#define MATRIX22_STRASSEN_THRESHOLD          9
+#define HGCD_THRESHOLD                     234
+#define HGCD_APPR_THRESHOLD                300
+#define HGCD_REDUCE_THRESHOLD             1553
+#define GCD_DC_THRESHOLD                   684
+#define GCDEXT_DC_THRESHOLD                525
+#define JACOBI_BASE_METHOD                   2
+
+#define GET_STR_DC_THRESHOLD                21
+#define GET_STR_PRECOMPUTE_THRESHOLD        24
+#define SET_STR_DC_THRESHOLD              1951
+#define SET_STR_PRECOMPUTE_THRESHOLD      4034