aboutsummaryrefslogtreecommitdiff
blob: 81fb8c2046c11f0d0b519b4621d7f66fb872f7fd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
/* MIPS-specific support for 32-bit ELF
   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
   2003, 2004, 2005, 2007 Free Software Foundation, Inc.

   Most of the information added by Ian Lance Taylor, Cygnus Support,
   <ian@cygnus.com>.
   N32/64 ABI support added by Mark Mitchell, CodeSourcery, LLC.
   <mark@codesourcery.com>
   Traditional MIPS targets support added by Koundinya.K, Dansk Data
   Elektronik & Operations Research Group. <kk@ddeorg.soft.net>

   This file is part of BFD, the Binary File Descriptor library.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program 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 a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */


/* This file handles MIPS ELF targets.  SGI Irix 5 uses a slightly
   different MIPS ELF from other targets.  This matters when linking.
   This file supports both, switching at runtime.  */

#include "sysdep.h"
#include "bfd.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "genlink.h"
#include "elf-bfd.h"
#include "elfxx-mips.h"
#include "elf/mips.h"
#include "elf-vxworks.h"

/* Get the ECOFF swapping routines.  */
#include "coff/sym.h"
#include "coff/symconst.h"
#include "coff/internal.h"
#include "coff/ecoff.h"
#include "coff/mips.h"
#define ECOFF_SIGNED_32
#include "ecoffswap.h"

static bfd_reloc_status_type gprel32_with_gp
  (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma);
static bfd_reloc_status_type mips_elf_gprel32_reloc
  (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips32_64bit_reloc
  (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
  (bfd *, bfd_reloc_code_real_type);
static reloc_howto_type *mips_elf32_rtype_to_howto
  (unsigned int, bfd_boolean);
static void mips_info_to_howto_rel
  (bfd *, arelent *, Elf_Internal_Rela *);
static void mips_info_to_howto_rela
  (bfd *, arelent *, Elf_Internal_Rela *);
static bfd_boolean mips_elf_sym_is_global
  (bfd *, asymbol *);
static bfd_boolean mips_elf32_object_p
  (bfd *);
static bfd_boolean mips_elf_is_local_label_name
  (bfd *, const char *);
static bfd_reloc_status_type mips16_gprel_reloc
  (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips_elf_final_gp
  (bfd *, asymbol *, bfd_boolean, char **, bfd_vma *);
static bfd_boolean mips_elf_assign_gp
  (bfd *, bfd_vma *);
static bfd_boolean elf32_mips_grok_prstatus
  (bfd *, Elf_Internal_Note *);
static bfd_boolean elf32_mips_grok_psinfo
  (bfd *, Elf_Internal_Note *);
static irix_compat_t elf32_mips_irix_compat
  (bfd *);

extern const bfd_target bfd_elf32_bigmips_vec;
extern const bfd_target bfd_elf32_littlemips_vec;

/* Nonzero if ABFD is using the N32 ABI.  */
#define ABI_N32_P(abfd) \
  ((elf_elfheader (abfd)->e_flags & EF_MIPS_ABI2) != 0)

/* Whether we are trying to be compatible with IRIX at all.  */
#define SGI_COMPAT(abfd) \
  (elf32_mips_irix_compat (abfd) != ict_none)

/* The number of local .got entries we reserve.  */
#define MIPS_RESERVED_GOTNO (2)

/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
   from smaller values.  Start with zero, widen, *then* decrement.  */
#define MINUS_ONE	(((bfd_vma)0) - 1)

/* The relocation table used for SHT_REL sections.  */

static reloc_howto_type elf_mips_howto_table_rel[] =
{
  /* No relocation.  */
  HOWTO (R_MIPS_NONE,		/* type */
	 0,			/* rightshift */
	 0,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_NONE",		/* name */
	 FALSE,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 16 bit relocation.  */
  HOWTO (R_MIPS_16,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_16",		/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 32 bit relocation.  */
  HOWTO (R_MIPS_32,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_32",		/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 32 bit symbol relative relocation.  */
  HOWTO (R_MIPS_REL32,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_REL32",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 26 bit jump address.  */
  HOWTO (R_MIPS_26,		/* type */
	 2,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 26,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 			/* This needs complex overflow
				   detection, because the upper four
				   bits must match the PC + 4.  */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_26",		/* name */
	 TRUE,			/* partial_inplace */
	 0x03ffffff,		/* src_mask */
	 0x03ffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* High 16 bits of symbol value.  */
  HOWTO (R_MIPS_HI16,		/* type */
	 16,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_hi16_reloc, /* special_function */
	 "R_MIPS_HI16",		/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Low 16 bits of symbol value.  */
  HOWTO (R_MIPS_LO16,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_lo16_reloc, /* special_function */
	 "R_MIPS_LO16",		/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* GP relative reference.  */
  HOWTO (R_MIPS_GPREL16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf32_gprel16_reloc, /* special_function */
	 "R_MIPS_GPREL16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Reference to literal section.  */
  HOWTO (R_MIPS_LITERAL,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf32_gprel16_reloc, /* special_function */
	 "R_MIPS_LITERAL",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Reference to global offset table.  */
  HOWTO (R_MIPS_GOT16,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_got16_reloc, /* special_function */
	 "R_MIPS_GOT16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 16 bit PC relative reference.  Note that the ABI document has a typo
     and claims R_MIPS_PC16 to be not rightshifted, rendering it useless.
     We do the right thing here.  */
  HOWTO (R_MIPS_PC16,		/* type */
	 2,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 TRUE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_PC16",		/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 TRUE),			/* pcrel_offset */

  /* 16 bit call through global offset table.  */
  HOWTO (R_MIPS_CALL16,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_CALL16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 32 bit GP relative reference.  */
  HOWTO (R_MIPS_GPREL32,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 mips_elf_gprel32_reloc, /* special_function */
	 "R_MIPS_GPREL32",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* The remaining relocs are defined on Irix 5, although they are
     not defined by the ABI.  */
  EMPTY_HOWTO (13),
  EMPTY_HOWTO (14),
  EMPTY_HOWTO (15),

  /* A 5 bit shift field.  */
  HOWTO (R_MIPS_SHIFT5,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 5,			/* bitsize */
	 FALSE,			/* pc_relative */
	 6,			/* bitpos */
	 complain_overflow_bitfield, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_SHIFT5",	/* name */
	 TRUE,			/* partial_inplace */
	 0x000007c0,		/* src_mask */
	 0x000007c0,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* A 6 bit shift field.  */
  /* FIXME: This is not handled correctly; a special function is
     needed to put the most significant bit in the right place.  */
  HOWTO (R_MIPS_SHIFT6,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 6,			/* bitsize */
	 FALSE,			/* pc_relative */
	 6,			/* bitpos */
	 complain_overflow_bitfield, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_SHIFT6",	/* name */
	 TRUE,			/* partial_inplace */
	 0x000007c4,		/* src_mask */
	 0x000007c4,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* A 64 bit relocation.  */
  HOWTO (R_MIPS_64,		/* type */
	 0,			/* rightshift */
	 4,			/* size (0 = byte, 1 = short, 2 = long) */
	 64,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 mips32_64bit_reloc,	/* special_function */
	 "R_MIPS_64",		/* name */
	 TRUE,			/* partial_inplace */
	 MINUS_ONE,		/* src_mask */
	 MINUS_ONE,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Displacement in the global offset table.  */
  HOWTO (R_MIPS_GOT_DISP,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GOT_DISP",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Displacement to page pointer in the global offset table.  */
  HOWTO (R_MIPS_GOT_PAGE,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GOT_PAGE",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Offset from page pointer in the global offset table.  */
  HOWTO (R_MIPS_GOT_OFST,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GOT_OFST",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* High 16 bits of displacement in global offset table.  */
  HOWTO (R_MIPS_GOT_HI16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GOT_HI16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Low 16 bits of displacement in global offset table.  */
  HOWTO (R_MIPS_GOT_LO16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GOT_LO16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 64 bit subtraction.  Used in the N32 ABI.  */
  HOWTO (R_MIPS_SUB,		/* type */
	 0,			/* rightshift */
	 4,			/* size (0 = byte, 1 = short, 2 = long) */
	 64,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_SUB",		/* name */
	 TRUE,			/* partial_inplace */
	 MINUS_ONE,		/* src_mask */
	 MINUS_ONE,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Used to cause the linker to insert and delete instructions?  */
  EMPTY_HOWTO (R_MIPS_INSERT_A),
  EMPTY_HOWTO (R_MIPS_INSERT_B),
  EMPTY_HOWTO (R_MIPS_DELETE),

  /* Get the higher value of a 64 bit addend.  */
  HOWTO (R_MIPS_HIGHER,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_HIGHER",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Get the highest value of a 64 bit addend.  */
  HOWTO (R_MIPS_HIGHEST,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_HIGHEST",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* High 16 bits of displacement in global offset table.  */
  HOWTO (R_MIPS_CALL_HI16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_CALL_HI16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Low 16 bits of displacement in global offset table.  */
  HOWTO (R_MIPS_CALL_LO16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_CALL_LO16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* Section displacement.  */
  HOWTO (R_MIPS_SCN_DISP,       /* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_SCN_DISP",     /* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  EMPTY_HOWTO (R_MIPS_REL16),
  EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
  EMPTY_HOWTO (R_MIPS_PJUMP),
  EMPTY_HOWTO (R_MIPS_RELGOT),

  /* Protected jump conversion.  This is an optimization hint.  No
     relocation is required for correctness.  */
  HOWTO (R_MIPS_JALR,	        /* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_JALR",	        /* name */
	 FALSE,			/* partial_inplace */
	 0x00000000,		/* src_mask */
	 0x00000000,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS GD/LD dynamic relocations.  */
  HOWTO (R_MIPS_TLS_DTPMOD32,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_DTPMOD32",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  HOWTO (R_MIPS_TLS_DTPREL32,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_DTPREL32",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
  EMPTY_HOWTO (R_MIPS_TLS_DTPREL64),

  /* TLS general dynamic variable reference.  */
  HOWTO (R_MIPS_TLS_GD,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_GD",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS local dynamic variable reference.  */
  HOWTO (R_MIPS_TLS_LDM,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_LDM",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS local dynamic offset.  */
  HOWTO (R_MIPS_TLS_DTPREL_HI16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_DTPREL_HI16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS local dynamic offset.  */
  HOWTO (R_MIPS_TLS_DTPREL_LO16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_DTPREL_LO16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS thread pointer offset.  */
  HOWTO (R_MIPS_TLS_GOTTPREL,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_GOTTPREL",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS IE dynamic relocations.  */
  HOWTO (R_MIPS_TLS_TPREL32,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_TPREL32",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  EMPTY_HOWTO (R_MIPS_TLS_TPREL64),

  /* TLS thread pointer offset.  */
  HOWTO (R_MIPS_TLS_TPREL_HI16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_TPREL_HI16", /* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* TLS thread pointer offset.  */
  HOWTO (R_MIPS_TLS_TPREL_LO16,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_TLS_TPREL_LO16", /* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* 32 bit relocation with no addend.  */
  HOWTO (R_MIPS_GLOB_DAT,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GLOB_DAT",	/* name */
	 FALSE,			/* partial_inplace */
	 0x0,			/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */
};

/* The reloc used for BFD_RELOC_CTOR when doing a 64 bit link.  This
   is a hack to make the linker think that we need 64 bit values.  */
static reloc_howto_type elf_mips_ctor64_howto =
  HOWTO (R_MIPS_64,		/* type */
	 0,			/* rightshift */
	 4,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 mips32_64bit_reloc,	/* special_function */
	 "R_MIPS_64",		/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 FALSE);		/* pcrel_offset */

static reloc_howto_type elf_mips16_howto_table_rel[] =
{
  /* The reloc used for the mips16 jump instruction.  */
  HOWTO (R_MIPS16_26,		/* type */
	 2,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 26,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 			/* This needs complex overflow
				   detection, because the upper four
				   bits must match the PC.  */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS16_26",		/* name */
	 TRUE,			/* partial_inplace */
	 0x3ffffff,		/* src_mask */
	 0x3ffffff,		/* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* The reloc used for the mips16 gprel instruction.  */
  HOWTO (R_MIPS16_GPREL,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 mips16_gprel_reloc,	/* special_function */
	 "R_MIPS16_GPREL",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,	        /* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* A placeholder for MIPS16 reference to global offset table.  */
  EMPTY_HOWTO (R_MIPS16_GOT16),

  /* A placeholder for MIPS16 16 bit call through global offset table.  */
  EMPTY_HOWTO (R_MIPS16_CALL16),

  /* MIPS16 high 16 bits of symbol value.  */
  HOWTO (R_MIPS16_HI16,		/* type */
	 16,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_hi16_reloc, /* special_function */
	 "R_MIPS16_HI16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,	        /* dst_mask */
	 FALSE),		/* pcrel_offset */

  /* MIPS16 low 16 bits of symbol value.  */
  HOWTO (R_MIPS16_LO16,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_mips_elf_lo16_reloc, /* special_function */
	 "R_MIPS16_LO16",	/* name */
	 TRUE,			/* partial_inplace */
	 0x0000ffff,		/* src_mask */
	 0x0000ffff,	        /* dst_mask */
	 FALSE),		/* pcrel_offset */
};

/* 16 bit offset for pc-relative branches.  */
static reloc_howto_type elf_mips_gnu_rel16_s2 =
  HOWTO (R_MIPS_GNU_REL16_S2,	/* type */
	 2,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 16,			/* bitsize */
	 TRUE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_GNU_REL16_S2",	/* name */
	 TRUE,			/* partial_inplace */
	 0xffff,		/* src_mask */
	 0xffff,		/* dst_mask */
	 TRUE);			/* pcrel_offset */

/* 32 bit pc-relative.  This was a GNU extension used by embedded-PIC.
   It was co-opted by mips-linux for exception-handling data.  It is no
   longer used, but should continue to be supported by the linker for
   backward compatibility.  (GCC stopped using it in May, 2004.)  */
static reloc_howto_type elf_mips_gnu_pcrel32 =
  HOWTO (R_MIPS_PC32,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 TRUE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed, /* complain_on_overflow */
	 _bfd_mips_elf_generic_reloc, /* special_function */
	 "R_MIPS_PC32",		/* name */
	 TRUE,			/* partial_inplace */
	 0xffffffff,		/* src_mask */
	 0xffffffff,		/* dst_mask */
	 TRUE);			/* pcrel_offset */

/* GNU extension to record C++ vtable hierarchy */
static reloc_howto_type elf_mips_gnu_vtinherit_howto =
  HOWTO (R_MIPS_GNU_VTINHERIT,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 NULL,			/* special_function */
	 "R_MIPS_GNU_VTINHERIT", /* name */
	 FALSE,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 FALSE);		/* pcrel_offset */

/* GNU extension to record C++ vtable member usage */
static reloc_howto_type elf_mips_gnu_vtentry_howto =
  HOWTO (R_MIPS_GNU_VTENTRY,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont, /* complain_on_overflow */
	 _bfd_elf_rel_vtable_reloc_fn, /* special_function */
	 "R_MIPS_GNU_VTENTRY",	/* name */
	 FALSE,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 FALSE);		/* pcrel_offset */

/* Set the GP value for OUTPUT_BFD.  Returns FALSE if this is a
   dangerous relocation.  */

static bfd_boolean
mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
{
  unsigned int count;
  asymbol **sym;
  unsigned int i;

  /* If we've already figured out what GP will be, just return it.  */
  *pgp = _bfd_get_gp_value (output_bfd);
  if (*pgp)
    return TRUE;

  count = bfd_get_symcount (output_bfd);
  sym = bfd_get_outsymbols (output_bfd);

  /* The linker script will have created a symbol named `_gp' with the
     appropriate value.  */
  if (sym == NULL)
    i = count;
  else
    {
      for (i = 0; i < count; i++, sym++)
	{
	  register const char *name;

	  name = bfd_asymbol_name (*sym);
	  if (*name == '_' && strcmp (name, "_gp") == 0)
	    {
	      *pgp = bfd_asymbol_value (*sym);
	      _bfd_set_gp_value (output_bfd, *pgp);
	      break;
	    }
	}
    }

  if (i >= count)
    {
      /* Only get the error once.  */
      *pgp = 4;
      _bfd_set_gp_value (output_bfd, *pgp);
      return FALSE;
    }

  return TRUE;
}

/* We have to figure out the gp value, so that we can adjust the
   symbol value correctly.  We look up the symbol _gp in the output
   BFD.  If we can't find it, we're stuck.  We cache it in the ELF
   target data.  We don't need to adjust the symbol value for an
   external symbol if we are producing relocatable output.  */

static bfd_reloc_status_type
mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
		   char **error_message, bfd_vma *pgp)
{
  if (bfd_is_und_section (symbol->section)
      && ! relocatable)
    {
      *pgp = 0;
      return bfd_reloc_undefined;
    }

  *pgp = _bfd_get_gp_value (output_bfd);
  if (*pgp == 0
      && (! relocatable
	  || (symbol->flags & BSF_SECTION_SYM) != 0))
    {
      if (relocatable)
	{
	  /* Make up a value.  */
	  *pgp = symbol->section->output_section->vma + 0x4000;
	  _bfd_set_gp_value (output_bfd, *pgp);
	}
      else if (!mips_elf_assign_gp (output_bfd, pgp))
	{
	  *error_message =
	    (char *) _("GP relative relocation when _gp not defined");
	  return bfd_reloc_dangerous;
	}
    }

  return bfd_reloc_ok;
}

/* Do a R_MIPS_GPREL16 relocation.  This is a 16 bit value which must
   become the offset from the gp register.  This function also handles
   R_MIPS_LITERAL relocations, although those can be handled more
   cleverly because the entries in the .lit8 and .lit4 sections can be
   merged.  */

bfd_reloc_status_type
_bfd_mips_elf32_gprel16_reloc (bfd *abfd, arelent *reloc_entry,
			       asymbol *symbol, void *data,
			       asection *input_section, bfd *output_bfd,
			       char **error_message)
{
  bfd_boolean relocatable;
  bfd_reloc_status_type ret;
  bfd_vma gp;

  /* R_MIPS_LITERAL relocations are defined for local symbols only.  */
  if (reloc_entry->howto->type == R_MIPS_LITERAL
      && output_bfd != NULL
      && (symbol->flags & BSF_SECTION_SYM) == 0
      && (symbol->flags & BSF_LOCAL) != 0)
    {
      *error_message = (char *)
	_("literal relocation occurs for an external symbol");
      return bfd_reloc_outofrange;
    }

  if (output_bfd != NULL)
    relocatable = TRUE;
  else
    {
      relocatable = FALSE;
      output_bfd = symbol->section->output_section->owner;
    }

  ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
			   &gp);
  if (ret != bfd_reloc_ok)
    return ret;

  return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
					input_section, relocatable,
					data, gp);
}

/* Do a R_MIPS_GPREL32 relocation.  This is a 32 bit value which must
   become the offset from the gp register.  */

static bfd_reloc_status_type
mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
			void *data, asection *input_section, bfd *output_bfd,
			char **error_message)
{
  bfd_boolean relocatable;
  bfd_reloc_status_type ret;
  bfd_vma gp;

  /* R_MIPS_GPREL32 relocations are defined for local symbols only.  */
  if (output_bfd != NULL
      && (symbol->flags & BSF_SECTION_SYM) == 0
      && (symbol->flags & BSF_LOCAL) != 0)
    {
      *error_message = (char *)
	_("32bits gp relative relocation occurs for an external symbol");
      return bfd_reloc_outofrange;
    }

  if (output_bfd != NULL)
    relocatable = TRUE;
  else
    {
      relocatable = FALSE;
      output_bfd = symbol->section->output_section->owner;
    }

  ret = mips_elf_final_gp (output_bfd, symbol, relocatable,
			   error_message, &gp);
  if (ret != bfd_reloc_ok)
    return ret;

  return gprel32_with_gp (abfd, symbol, reloc_entry, input_section,
			  relocatable, data, gp);
}

static bfd_reloc_status_type
gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry,
		 asection *input_section, bfd_boolean relocatable,
		 void *data, bfd_vma gp)
{
  bfd_vma relocation;
  bfd_vma val;

  if (bfd_is_com_section (symbol->section))
    relocation = 0;
  else
    relocation = symbol->value;

  relocation += symbol->section->output_section->vma;
  relocation += symbol->section->output_offset;

  if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
    return bfd_reloc_outofrange;

  /* Set val to the offset into the section or symbol.  */
  val = reloc_entry->addend;

  if (reloc_entry->howto->partial_inplace)
    val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);

  /* Adjust val for the final section location and GP value.  If we
     are producing relocatable output, we don't want to do this for
     an external symbol.  */
  if (! relocatable
      || (symbol->flags & BSF_SECTION_SYM) != 0)
    val += relocation - gp;

  if (reloc_entry->howto->partial_inplace)
    bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
  else
    reloc_entry->addend = val;

  if (relocatable)
    reloc_entry->address += input_section->output_offset;

  return bfd_reloc_ok;
}

/* Handle a 64 bit reloc in a 32 bit MIPS ELF file.  These are
   generated when addresses are 64 bits.  The upper 32 bits are a simple
   sign extension.  */

static bfd_reloc_status_type
mips32_64bit_reloc (bfd *abfd, arelent *reloc_entry,
		    asymbol *symbol ATTRIBUTE_UNUSED,
		    void *data, asection *input_section,
		    bfd *output_bfd, char **error_message)
{
  bfd_reloc_status_type r;
  arelent reloc32;
  unsigned long val;
  bfd_size_type addr;

  /* Do a normal 32 bit relocation on the lower 32 bits.  */
  reloc32 = *reloc_entry;
  if (bfd_big_endian (abfd))
    reloc32.address += 4;
  reloc32.howto = &elf_mips_howto_table_rel[R_MIPS_32];
  r = bfd_perform_relocation (abfd, &reloc32, data, input_section,
			      output_bfd, error_message);

  /* Sign extend into the upper 32 bits.  */
  val = bfd_get_32 (abfd, (bfd_byte *) data + reloc32.address);
  if ((val & 0x80000000) != 0)
    val = 0xffffffff;
  else
    val = 0;
  addr = reloc_entry->address;
  if (bfd_little_endian (abfd))
    addr += 4;
  bfd_put_32 (abfd, val, (bfd_byte *) data + addr);

  return r;
}

/* Handle a mips16 GP relative reloc.  */

static bfd_reloc_status_type
mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
		    void *data, asection *input_section, bfd *output_bfd,
		    char **error_message)
{
  bfd_boolean relocatable;
  bfd_reloc_status_type ret;
  bfd_byte *location;
  bfd_vma gp;

  /* If we're relocating, and this is an external symbol, we don't want
     to change anything.  */
  if (output_bfd != NULL
      && (symbol->flags & BSF_SECTION_SYM) == 0
      && (symbol->flags & BSF_LOCAL) != 0)
    {
      reloc_entry->address += input_section->output_offset;
      return bfd_reloc_ok;
    }

  if (output_bfd != NULL)
    relocatable = TRUE;
  else
    {
      relocatable = FALSE;
      output_bfd = symbol->section->output_section->owner;
    }

  ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
			   &gp);
  if (ret != bfd_reloc_ok)
    return ret;

  location = (bfd_byte *) data + reloc_entry->address;
  _bfd_mips16_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
				   location);
  ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
				       input_section, relocatable,
				       data, gp);
  _bfd_mips16_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
				 location);

  return ret;
}

/* A mapping from BFD reloc types to MIPS ELF reloc types.  */

struct elf_reloc_map {
  bfd_reloc_code_real_type bfd_val;
  enum elf_mips_reloc_type elf_val;
};

static const struct elf_reloc_map mips_reloc_map[] =
{
  { BFD_RELOC_NONE, R_MIPS_NONE },
  { BFD_RELOC_16, R_MIPS_16 },
  { BFD_RELOC_32, R_MIPS_32 },
  /* There is no BFD reloc for R_MIPS_REL32.  */
  { BFD_RELOC_64, R_MIPS_64 },
  { BFD_RELOC_MIPS_JMP, R_MIPS_26 },
  { BFD_RELOC_HI16_S, R_MIPS_HI16 },
  { BFD_RELOC_LO16, R_MIPS_LO16 },
  { BFD_RELOC_GPREL16, R_MIPS_GPREL16 },
  { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
  { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
  { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 },
  { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
  { BFD_RELOC_GPREL32, R_MIPS_GPREL32 },
  { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },
  { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 },
  { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 },
  { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 },
  { BFD_RELOC_MIPS_SUB, R_MIPS_SUB },
  { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE },
  { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST },
  { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP },
  { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 },
  { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 },
  { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 },
  { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 },
  { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD },
  { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM },
  { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 },
  { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 },
  { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL },
  { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 },
  { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 },
  { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 },
  { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }
};

static const struct elf_reloc_map mips16_reloc_map[] =
{
  { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
  { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
  { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
  { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
};

/* Given a BFD reloc type, return a howto structure.  */

static reloc_howto_type *
bfd_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
{
  unsigned int i;
  reloc_howto_type *howto_table = elf_mips_howto_table_rel;
  reloc_howto_type *howto16_table = elf_mips16_howto_table_rel;

  for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
       i++)
    {
      if (mips_reloc_map[i].bfd_val == code)
	return &howto_table[(int) mips_reloc_map[i].elf_val];
    }

  for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map);
       i++)
    {
      if (mips16_reloc_map[i].bfd_val == code)
	return &howto16_table[(int) mips16_reloc_map[i].elf_val];
    }

  switch (code)
    {
    default:
      bfd_set_error (bfd_error_bad_value);
      return NULL;

    case BFD_RELOC_CTOR:
      /* We need to handle BFD_RELOC_CTOR specially.
	 Select the right relocation (R_MIPS_32 or R_MIPS_64) based on the
	 size of addresses of the ABI.  */
      if ((elf_elfheader (abfd)->e_flags & (E_MIPS_ABI_O64
					    | E_MIPS_ABI_EABI64)) != 0)
	return &elf_mips_ctor64_howto;
      else
	return &howto_table[(int) R_MIPS_32];

    case BFD_RELOC_VTABLE_INHERIT:
      return &elf_mips_gnu_vtinherit_howto;
    case BFD_RELOC_VTABLE_ENTRY:
      return &elf_mips_gnu_vtentry_howto;
    case BFD_RELOC_32_PCREL:
      return &elf_mips_gnu_pcrel32;
    }
}

static reloc_howto_type *
bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
				 const char *r_name)
{
  unsigned int i;

  for (i = 0;
       i < (sizeof (elf_mips_howto_table_rel)
	    / sizeof (elf_mips_howto_table_rel[0]));
       i++)
    if (elf_mips_howto_table_rel[i].name != NULL
	&& strcasecmp (elf_mips_howto_table_rel[i].name, r_name) == 0)
      return &elf_mips_howto_table_rel[i];

  for (i = 0;
       i < (sizeof (elf_mips16_howto_table_rel)
	    / sizeof (elf_mips16_howto_table_rel[0]));
       i++)
    if (elf_mips16_howto_table_rel[i].name != NULL
	&& strcasecmp (elf_mips16_howto_table_rel[i].name, r_name) == 0)
      return &elf_mips16_howto_table_rel[i];

  if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0)
    return &elf_mips_gnu_pcrel32;
  if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0)
    return &elf_mips_gnu_rel16_s2;
  if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
    return &elf_mips_gnu_vtinherit_howto;
  if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
    return &elf_mips_gnu_vtentry_howto;

  return NULL;
}

/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure.  */

static reloc_howto_type *
mips_elf32_rtype_to_howto (unsigned int r_type,
			   bfd_boolean rela_p ATTRIBUTE_UNUSED)
{
  switch (r_type)
    {
    case R_MIPS_GNU_VTINHERIT:
      return &elf_mips_gnu_vtinherit_howto;
    case R_MIPS_GNU_VTENTRY:
      return &elf_mips_gnu_vtentry_howto;
    case R_MIPS_GNU_REL16_S2:
      return &elf_mips_gnu_rel16_s2;
    case R_MIPS_PC32:
      return &elf_mips_gnu_pcrel32;
    default:
      if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
        return &elf_mips16_howto_table_rel[r_type - R_MIPS16_min];
      BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
      return &elf_mips_howto_table_rel[r_type];
    }
}

/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure.  */

static void
mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
  const struct elf_backend_data *bed;
  unsigned int r_type;

  r_type = ELF32_R_TYPE (dst->r_info);
  bed = get_elf_backend_data (abfd);
  cache_ptr->howto = bed->elf_backend_mips_rtype_to_howto (r_type, FALSE);

  /* The addend for a GPREL16 or LITERAL relocation comes from the GP
     value for the object file.  We get the addend now, rather than
     when we do the relocation, because the symbol manipulations done
     by the linker may cause us to lose track of the input BFD.  */
  if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0
      && (r_type == (unsigned int) R_MIPS_GPREL16
	  || r_type == (unsigned int) R_MIPS_LITERAL))
    cache_ptr->addend = elf_gp (abfd);
}

/* Given a MIPS Elf_Internal_Rela, fill in an arelent structure.  */

static void
mips_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
  mips_info_to_howto_rel (abfd, cache_ptr, dst);

  /* If we ever need to do any extra processing with dst->r_addend
     (the field omitted in an Elf_Internal_Rel) we can do it here.  */
}

/* Determine whether a symbol is global for the purposes of splitting
   the symbol table into global symbols and local symbols.  At least
   on Irix 5, this split must be between section symbols and all other
   symbols.  On most ELF targets the split is between static symbols
   and externally visible symbols.  */

static bfd_boolean
mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
{
  if (SGI_COMPAT (abfd))
    return (sym->flags & BSF_SECTION_SYM) == 0;
  else
    return ((sym->flags & (BSF_GLOBAL | BSF_WEAK)) != 0
	    || bfd_is_und_section (bfd_get_section (sym))
	    || bfd_is_com_section (bfd_get_section (sym)));
}

/* Set the right machine number for a MIPS ELF file.  */

static bfd_boolean
mips_elf32_object_p (bfd *abfd)
{
  unsigned long mach;

  /* Irix 5 and 6 are broken.  Object file symbol tables are not always
     sorted correctly such that local symbols precede global symbols,
     and the sh_info field in the symbol table is not always right.  */
  if (SGI_COMPAT (abfd))
    elf_bad_symtab (abfd) = TRUE;

  if (ABI_N32_P (abfd))
    return FALSE;

  mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
  bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);

  return TRUE;
}

/* MIPS ELF local labels start with '$', not 'L'.  */

static bfd_boolean
mips_elf_is_local_label_name (bfd *abfd, const char *name)
{
  if (name[0] == '$')
    return TRUE;

  /* On Irix 6, the labels go back to starting with '.', so we accept
     the generic ELF local label syntax as well.  */
  return _bfd_elf_is_local_label_name (abfd, name);
}

/* Support for core dump NOTE sections.  */
static bfd_boolean
elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
  int offset;
  unsigned int size;

  switch (note->descsz)
    {
      default:
	return FALSE;

      case 256:		/* Linux/MIPS */
	/* pr_cursig */
	elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);

	/* pr_pid */
	elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);

	/* pr_reg */
	offset = 72;
	size = 180;

	break;
    }

  /* Make a ".reg/999" section.  */
  return _bfd_elfcore_make_pseudosection (abfd, ".reg",
					  size, note->descpos + offset);
}

static bfd_boolean
elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
  switch (note->descsz)
    {
      default:
	return FALSE;

      case 128:		/* Linux/MIPS elf_prpsinfo */
	elf_tdata (abfd)->core_program
	 = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16);
	elf_tdata (abfd)->core_command
	 = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80);
    }

  /* Note that for some reason, a spurious space is tacked
     onto the end of the args in some (at least one anyway)
     implementations, so strip it off if it exists.  */

  {
    char *command = elf_tdata (abfd)->core_command;
    int n = strlen (command);

    if (0 < n && command[n - 1] == ' ')
      command[n - 1] = '\0';
  }

  return TRUE;
}

/* Depending on the target vector we generate some version of Irix
   executables or "normal" MIPS ELF ABI executables.  */
static irix_compat_t
elf32_mips_irix_compat (bfd *abfd)
{
  if ((abfd->xvec == &bfd_elf32_bigmips_vec)
      || (abfd->xvec == &bfd_elf32_littlemips_vec))
    return ict_irix5;
  else
    return ict_none;
}

/* ECOFF swapping routines.  These are used when dealing with the
   .mdebug section, which is in the ECOFF debugging format.  */
static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
  /* Symbol table magic number.  */
  magicSym,
  /* Alignment of debugging information.  E.g., 4.  */
  4,
  /* Sizes of external symbolic information.  */
  sizeof (struct hdr_ext),
  sizeof (struct dnr_ext),
  sizeof (struct pdr_ext),
  sizeof (struct sym_ext),
  sizeof (struct opt_ext),
  sizeof (struct fdr_ext),
  sizeof (struct rfd_ext),
  sizeof (struct ext_ext),
  /* Functions to swap in external symbolic data.  */
  ecoff_swap_hdr_in,
  ecoff_swap_dnr_in,
  ecoff_swap_pdr_in,
  ecoff_swap_sym_in,
  ecoff_swap_opt_in,
  ecoff_swap_fdr_in,
  ecoff_swap_rfd_in,
  ecoff_swap_ext_in,
  _bfd_ecoff_swap_tir_in,
  _bfd_ecoff_swap_rndx_in,
  /* Functions to swap out external symbolic data.  */
  ecoff_swap_hdr_out,
  ecoff_swap_dnr_out,
  ecoff_swap_pdr_out,
  ecoff_swap_sym_out,
  ecoff_swap_opt_out,
  ecoff_swap_fdr_out,
  ecoff_swap_rfd_out,
  ecoff_swap_ext_out,
  _bfd_ecoff_swap_tir_out,
  _bfd_ecoff_swap_rndx_out,
  /* Function to read in symbolic data.  */
  _bfd_mips_elf_read_ecoff_info
};

#define ELF_ARCH			bfd_arch_mips
#define ELF_MACHINE_CODE		EM_MIPS

#define elf_backend_collect		TRUE
#define elf_backend_type_change_ok	TRUE
#define elf_backend_can_gc_sections	TRUE
#define elf_info_to_howto		mips_info_to_howto_rela
#define elf_info_to_howto_rel		mips_info_to_howto_rel
#define elf_backend_sym_is_global	mips_elf_sym_is_global
#define elf_backend_object_p		mips_elf32_object_p
#define elf_backend_symbol_processing	_bfd_mips_elf_symbol_processing
#define elf_backend_section_processing	_bfd_mips_elf_section_processing
#define elf_backend_section_from_shdr	_bfd_mips_elf_section_from_shdr
#define elf_backend_fake_sections	_bfd_mips_elf_fake_sections
#define elf_backend_section_from_bfd_section \
					_bfd_mips_elf_section_from_bfd_section
#define elf_backend_add_symbol_hook	_bfd_mips_elf_add_symbol_hook
#define elf_backend_link_output_symbol_hook \
					_bfd_mips_elf_link_output_symbol_hook
#define elf_backend_create_dynamic_sections \
					_bfd_mips_elf_create_dynamic_sections
#define elf_backend_check_relocs	_bfd_mips_elf_check_relocs
#define elf_backend_merge_symbol_attribute \
					_bfd_mips_elf_merge_symbol_attribute
#define elf_backend_adjust_dynamic_symbol \
					_bfd_mips_elf_adjust_dynamic_symbol
#define elf_backend_always_size_sections \
					_bfd_mips_elf_always_size_sections
#define elf_backend_size_dynamic_sections \
					_bfd_mips_elf_size_dynamic_sections
#define elf_backend_init_index_section	_bfd_elf_init_1_index_section
#define elf_backend_relocate_section	_bfd_mips_elf_relocate_section
#define elf_backend_finish_dynamic_symbol \
					_bfd_mips_elf_finish_dynamic_symbol
#define elf_backend_finish_dynamic_sections \
					_bfd_mips_elf_finish_dynamic_sections
#define elf_backend_final_write_processing \
					_bfd_mips_elf_final_write_processing
#define elf_backend_additional_program_headers \
					_bfd_mips_elf_additional_program_headers
#define elf_backend_modify_segment_map	_bfd_mips_elf_modify_segment_map
#define elf_backend_gc_mark_hook	_bfd_mips_elf_gc_mark_hook
#define elf_backend_gc_sweep_hook	_bfd_mips_elf_gc_sweep_hook
#define elf_backend_copy_indirect_symbol \
					_bfd_mips_elf_copy_indirect_symbol
#define elf_backend_hide_symbol		_bfd_mips_elf_hide_symbol
#define elf_backend_grok_prstatus	elf32_mips_grok_prstatus
#define elf_backend_grok_psinfo		elf32_mips_grok_psinfo
#define elf_backend_ecoff_debug_swap	&mips_elf32_ecoff_debug_swap

#define elf_backend_got_header_size	(4 * MIPS_RESERVED_GOTNO)
#define elf_backend_may_use_rel_p	1
#define elf_backend_may_use_rela_p	0
#define elf_backend_default_use_rela_p	0
#define elf_backend_sign_extend_vma	TRUE

#define elf_backend_discard_info	_bfd_mips_elf_discard_info
#define elf_backend_ignore_discarded_relocs \
					_bfd_mips_elf_ignore_discarded_relocs
#define elf_backend_mips_irix_compat	elf32_mips_irix_compat
#define elf_backend_mips_rtype_to_howto	mips_elf32_rtype_to_howto
#define bfd_elf32_bfd_is_local_label_name \
					mips_elf_is_local_label_name
#define bfd_elf32_find_nearest_line	_bfd_mips_elf_find_nearest_line
#define bfd_elf32_find_inliner_info	_bfd_mips_elf_find_inliner_info
#define bfd_elf32_new_section_hook	_bfd_mips_elf_new_section_hook
#define bfd_elf32_set_section_contents	_bfd_mips_elf_set_section_contents
#define bfd_elf32_bfd_get_relocated_section_contents \
				_bfd_elf_mips_get_relocated_section_contents
#define bfd_elf32_bfd_link_hash_table_create \
					_bfd_mips_elf_link_hash_table_create
#define bfd_elf32_bfd_final_link	_bfd_mips_elf_final_link
#define bfd_elf32_bfd_merge_private_bfd_data \
					_bfd_mips_elf_merge_private_bfd_data
#define bfd_elf32_bfd_set_private_flags	_bfd_mips_elf_set_private_flags
#define bfd_elf32_bfd_print_private_bfd_data \
					_bfd_mips_elf_print_private_bfd_data

/* Support for SGI-ish mips targets.  */
#define TARGET_LITTLE_SYM		bfd_elf32_littlemips_vec
#define TARGET_LITTLE_NAME		"elf32-littlemips"
#define TARGET_BIG_SYM			bfd_elf32_bigmips_vec
#define TARGET_BIG_NAME			"elf32-bigmips"

/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
   a value of 0x1000, and we are compatible.  */
#define ELF_MAXPAGESIZE			0x1000
#define ELF_COMMONPAGESIZE		0x1000

#include "elf32-target.h"

/* Support for traditional mips targets.  */
#undef TARGET_LITTLE_SYM
#undef TARGET_LITTLE_NAME
#undef TARGET_BIG_SYM
#undef TARGET_BIG_NAME

#undef ELF_MAXPAGESIZE
#undef ELF_COMMONPAGESIZE

#define TARGET_LITTLE_SYM               bfd_elf32_tradlittlemips_vec
#define TARGET_LITTLE_NAME              "elf32-tradlittlemips"
#define TARGET_BIG_SYM                  bfd_elf32_tradbigmips_vec
#define TARGET_BIG_NAME                 "elf32-tradbigmips"

/* The MIPS ABI says at Page 5-1:
   Virtual addresses and file offsets for MIPS segments are congruent
   modulo 64 KByte (0x10000) or larger powers of 2.  Because 64 KBytes
   is the maximum page size, the files are suitable for paging
   regardless of physical page size.  */
#define ELF_MAXPAGESIZE			0x10000
#define ELF_COMMONPAGESIZE		0x1000
#define elf32_bed			elf32_tradbed

/* Include the target file again for this target.  */
#include "elf32-target.h"


/* Specific to VxWorks.  */
static reloc_howto_type mips_vxworks_copy_howto_rela =
  HOWTO (R_MIPS_COPY,		/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_bitfield, /* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_MIPS_COPY",		/* name */
	 FALSE,			/* partial_inplace */
	 0x0,         		/* src_mask */
	 0x0,		        /* dst_mask */
	 FALSE);		/* pcrel_offset */

/* Specific to VxWorks.  */
static reloc_howto_type mips_vxworks_jump_slot_howto_rela =
  HOWTO (R_MIPS_JUMP_SLOT,	/* type */
	 0,			/* rightshift */
	 2,			/* size (0 = byte, 1 = short, 2 = long) */
	 32,			/* bitsize */
	 FALSE,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_bitfield, /* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_MIPS_JUMP_SLOT",	/* name */
	 FALSE,			/* partial_inplace */
	 0x0,         		/* src_mask */
	 0x0,		        /* dst_mask */
	 FALSE);		/* pcrel_offset */

/* Implement elf_backend_bfd_reloc_type_lookup for VxWorks.  */

static reloc_howto_type *
mips_vxworks_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
{
  switch (code)
    {
    case BFD_RELOC_MIPS_COPY:
      return &mips_vxworks_copy_howto_rela;
    case BFD_RELOC_MIPS_JUMP_SLOT:
      return &mips_vxworks_jump_slot_howto_rela;
    default:
      return bfd_elf32_bfd_reloc_type_lookup (abfd, code);
    }
}

static reloc_howto_type *
mips_vxworks_bfd_reloc_name_lookup (bfd *abfd, const char *r_name)
{
  if (strcasecmp (mips_vxworks_copy_howto_rela.name, r_name) == 0)
    return &mips_vxworks_copy_howto_rela;
  if (strcasecmp (mips_vxworks_jump_slot_howto_rela.name, r_name) == 0)
    return &mips_vxworks_jump_slot_howto_rela;

  return bfd_elf32_bfd_reloc_name_lookup (abfd, r_name);
}

/* Implement elf_backend_mips_rtype_to_lookup for VxWorks.  */

static reloc_howto_type *
mips_vxworks_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p)
{
  switch (r_type)
    {
    case R_MIPS_COPY:
      return &mips_vxworks_copy_howto_rela;
    case R_MIPS_JUMP_SLOT:
      return &mips_vxworks_jump_slot_howto_rela;
    default:
      return mips_elf32_rtype_to_howto (r_type, rela_p);
    }
}

/* Implement elf_backend_final_write_processing for VxWorks.  */

static void
mips_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker)
{
  _bfd_mips_elf_final_write_processing (abfd, linker);
  elf_vxworks_final_write_processing (abfd, linker);
}

#undef TARGET_LITTLE_SYM
#undef TARGET_LITTLE_NAME
#undef TARGET_BIG_SYM
#undef TARGET_BIG_NAME

#undef ELF_MAXPAGESIZE
#undef ELF_COMMONPAGESIZE

#define TARGET_LITTLE_SYM               bfd_elf32_littlemips_vxworks_vec
#define TARGET_LITTLE_NAME              "elf32-littlemips-vxworks"
#define TARGET_BIG_SYM                  bfd_elf32_bigmips_vxworks_vec
#define TARGET_BIG_NAME                 "elf32-bigmips-vxworks"

#undef elf32_bed
#define elf32_bed			elf32_mips_vxworks_bed

#define ELF_MAXPAGESIZE			0x1000
#define ELF_COMMONPAGESIZE		0x1000

#undef elf_backend_want_got_plt
#define elf_backend_want_got_plt		1
#undef elf_backend_want_plt_sym
#define elf_backend_want_plt_sym		1
#undef elf_backend_got_symbol_offset
#define elf_backend_got_symbol_offset		0
#undef elf_backend_want_dynbss
#define elf_backend_want_dynbss			1
#undef elf_backend_may_use_rel_p
#define elf_backend_may_use_rel_p		0
#undef elf_backend_may_use_rela_p
#define elf_backend_may_use_rela_p		1
#undef elf_backend_default_use_rela_p
#define elf_backend_default_use_rela_p		1
#undef elf_backend_got_header_size
#define elf_backend_got_header_size		(4 * 3)
#undef elf_backend_plt_readonly
#define elf_backend_plt_readonly		1

#undef bfd_elf32_bfd_reloc_type_lookup
#define bfd_elf32_bfd_reloc_type_lookup \
  mips_vxworks_bfd_reloc_type_lookup
#undef bfd_elf32_bfd_reloc_name_lookup
#define bfd_elf32_bfd_reloc_name_lookup \
  mips_vxworks_bfd_reloc_name_lookup
#undef elf_backend_mips_rtype_to_howto
#define elf_backend_mips_rtype_to_howto	\
  mips_vxworks_rtype_to_howto
#undef elf_backend_adjust_dynamic_symbol
#define elf_backend_adjust_dynamic_symbol \
  _bfd_mips_vxworks_adjust_dynamic_symbol
#undef elf_backend_finish_dynamic_symbol
#define elf_backend_finish_dynamic_symbol \
  _bfd_mips_vxworks_finish_dynamic_symbol
#undef bfd_elf32_bfd_link_hash_table_create
#define bfd_elf32_bfd_link_hash_table_create \
  _bfd_mips_vxworks_link_hash_table_create
#undef elf_backend_add_symbol_hook
#define elf_backend_add_symbol_hook \
  elf_vxworks_add_symbol_hook
#undef elf_backend_link_output_symbol_hook
#define elf_backend_link_output_symbol_hook \
  elf_vxworks_link_output_symbol_hook
#undef elf_backend_emit_relocs
#define elf_backend_emit_relocs \
  elf_vxworks_emit_relocs
#undef elf_backend_final_write_processing
#define elf_backend_final_write_processing \
  mips_vxworks_final_write_processing

#undef elf_backend_additional_program_headers
#undef elf_backend_modify_segment_map
#undef elf_backend_symbol_processing
/* NOTE: elf_backend_rela_normal is not defined for MIPS.  */

#include "elf32-target.h"