aboutsummaryrefslogtreecommitdiff
path: root/gas/config/tc-sh64.c
blob: d4627f86fbe7ad984659da7349410e00d30a8f24 (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
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
/* tc-sh64.c -- Assemble code for the SuperH SH SHcompact and SHmedia.
   Copyright (C) 2000-2016 Free Software Foundation, Inc.

   This file is part of GAS, the GNU Assembler.

   GAS 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, or (at your option)
   any later version.

   GAS 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 GAS; see the file COPYING.  If not, write to
   the Free Software Foundation, 51 Franklin Street - Fifth Floor,
   Boston, MA 02110-1301, USA.  */

/* This file defines SHmedia ISA-specific functions and includes tc-sh.c.
   The SHcompact ISA is in all useful aspects the "old" sh4 as implemented
   in tc-sh.c.  Not making this file part of tc-sh.c makes it easier to
   keep a leaner sh[1-4]-only implementation.  */

#define HAVE_SH64

#include "as.h"
#include "safe-ctype.h"
#include "opcodes/sh64-opc.h"

#ifndef OBJ_ELF
#error This file assumes object output is in the ELF format
#endif

/* Suffix used when we make "datalabel" symbol copies.  It must not
   collide with anything that can normally appear in a symbol, "faked
   symbol" or local symbol.  */
#define DATALABEL_SUFFIX " DL"

/* See shmedia_md_apply_fix and shmedia_md_pcrel_from_section for usage.  */
#define SHMEDIA_MD_PCREL_FROM_FIX(FIXP) \
 ((FIXP)->fx_size + (FIXP)->fx_where + (FIXP)->fx_frag->fr_address - 4)

/* We use this internally to see which one is PT and which is a PTA/PTB
   that should be error-checked.  We give it a better name here (but not
   one that looks official).  Adding it to reloc.c would make it look too
   much of a real reloc; it is just used temporarily as a fixup-type.  */
#define SHMEDIA_BFD_RELOC_PT BFD_RELOC_12_PCREL

typedef struct
 {
   shmedia_arg_type type;

   /* These could go into a union, but that would uglify the code.  */
   int reg;
   expressionS immediate;

   /* If IMMEDIATE was a shift-expression, like "(S >> N) & 65535", where
      N = 0, 16, 32, 48, used to extract a certain 16-bit-field to make up
      a MOVI or SHORI relocation for a symbol, then we put the
      corresponding reloc-type here and modify the "immediate" expression
      to S.  Otherwise, this is just BFD_RELOC_NONE.  */
   bfd_reloc_code_real_type reloctype;
 } shmedia_operand_info;

/* Frag containing last base instruction.  This is put in the TC field in
   a frag, so we can emit fixups for fr_opcode without needing to make
   sure that the opcode is in the same frag as any variant operand.  */
fragS *sh64_last_insn_frag = NULL;

typedef struct
 {
   shmedia_operand_info operands[3];
   unsigned long ops_val;
 } shmedia_operands_info;

enum sh64_abi_values
 { sh64_abi_unspecified, sh64_abi_32, sh64_abi_64 };

/* What ISA are we assembling code for?  */
enum sh64_isa_values sh64_isa_mode = sh64_isa_unspecified;

/* What ABI was specified, if any (implicitly or explicitly)?  */
static enum sh64_abi_values sh64_abi = sh64_abi_unspecified;

/* A note that says if we're in a sequence of insns without label
   settings, segment or ISA mode changes or emitted data.  */
static bfd_boolean seen_insn = FALSE;

/* This is set to TRUE in shmedia_md_end, so that we don't emit any
   .cranges entries when the assembler calls output functions while
   grinding along after all input is seen.  */
static bfd_boolean sh64_end_of_assembly = FALSE;

/* Controlled by the option -no-mix, this invalidates mixing SHcompact and
   SHmedia code in the same section, and also invalidates mixing data and
   SHmedia code in the same section.  No .cranges will therefore be
   emitted, unless -shcompact-const-crange is specified and there is a
   constant pool in SHcompact code.  */
static bfd_boolean sh64_mix = TRUE;

static bfd_boolean sh64_shcompact_const_crange = FALSE;

/* Controlled by the option -no-expand, this says whether or not we expand
   MOVI and PT/PTA/PTB.  When we do not expand these insns to fit an
   operand, we will emit errors for operands out of range and generate the
   basic instruction and reloc for an external symbol.  */
static bfd_boolean sh64_expand = TRUE;

/* Controlled by the option -expand-pt32, this says whether we expand
   PT/PTA/PTB of an external symbol to (only) 32 or (the full) 64 bits
   when -abi=64 is in effect.  */
static bfd_boolean sh64_pt32 = FALSE;

/* When emitting a .cranges descriptor, we want to avoid getting recursive
   calls through emit_expr.  */
static bfd_boolean emitting_crange = FALSE;

/* SHmedia mnemonics.  */
static struct hash_control *shmedia_opcode_hash_control = NULL;

static const unsigned char shmedia_big_nop_pattern[4] =
 {
   (SHMEDIA_NOP_OPC >> 24) & 255, (SHMEDIA_NOP_OPC >> 16) & 255,
   (SHMEDIA_NOP_OPC >> 8) & 255, SHMEDIA_NOP_OPC & 255
 };

static const unsigned char shmedia_little_nop_pattern[4] =
 {
   SHMEDIA_NOP_OPC & 255, (SHMEDIA_NOP_OPC >> 8) & 255,
   (SHMEDIA_NOP_OPC >> 16) & 255, (SHMEDIA_NOP_OPC >> 24) & 255
 };

static void shmedia_md_begin (void);
static int shmedia_parse_reg (char *, shmedia_arg_type *, int *,
			      shmedia_arg_type);
static void shmedia_md_assemble (char *);
static void shmedia_md_apply_fix (fixS *, valueT *);
static int shmedia_md_estimate_size_before_relax (fragS *, segT);
static int shmedia_init_reloc (arelent *, fixS *);
static char *shmedia_get_operands (shmedia_opcode_info *, char *,
				   shmedia_operands_info *);
static void s_sh64_mode (int);
static void s_sh64_abi (int);
static void shmedia_md_convert_frag (bfd *, segT, fragS *, bfd_boolean);
static void shmedia_check_limits  (offsetT *, bfd_reloc_code_real_type,
				   fixS *);
static void sh64_set_contents_type (enum sh64_elf_cr_type);
static void shmedia_get_operand (char **, shmedia_operand_info *,
				 shmedia_arg_type);
static unsigned long shmedia_immediate_op (char *, shmedia_operand_info *,
					   int, bfd_reloc_code_real_type);
static char *shmedia_parse_exp (char *, shmedia_operand_info *);
static void shmedia_frob_file_before_adjust (void);
static void sh64_emit_crange (symbolS *, symbolS *, enum sh64_elf_cr_type);
static void sh64_flush_last_crange (bfd *, asection *, void *);
static void sh64_flag_output (void);
static void sh64_update_contents_mark (bfd_boolean);
static void sh64_vtable_entry (int);
static void sh64_vtable_inherit (int);
static char *strip_datalabels (void);
static int shmedia_build_Mytes (shmedia_opcode_info *,
				shmedia_operands_info *);
static shmedia_opcode_info *shmedia_find_cooked_opcode (char **);
static unsigned long shmedia_mask_number (unsigned long,
					  bfd_reloc_code_real_type);

#include "tc-sh.c"

void
shmedia_md_end (void)
{
  symbolS *symp;

  /* First, update the last range to include whatever data was last
     emitted.  */
  sh64_update_contents_mark (TRUE);

  /* Make sure frags generated after this point are not marked with the
     wrong ISA; make them easily spottable.  We still want to distinguish
     it from sh64_isa_unspecified when we compile for SHcompact or
     SHmedia.  */
  if (sh64_isa_mode != sh64_isa_unspecified)
    sh64_isa_mode = sh64_isa_sh5_guard;

  sh64_end_of_assembly = TRUE;

  bfd_map_over_sections (stdoutput, sh64_flush_last_crange, NULL);

  /* Iterate over segments and emit the last .cranges descriptor.  */
  for (symp = symbol_rootP; symp != NULL; symp = symp->sy_next)
    {
      symbolS *mainsym = *symbol_get_tc (symp);

      /* Is this a datalabel symbol; does it have a pointer to the main
	 symbol?  */
      if (mainsym != NULL)
	{
	  /* If the datalabel symbol is undefined, check if the main
	     symbol has changed in that respect.  */
	  if (S_GET_SEGMENT (symp) == undefined_section)
	    {
	      segT symseg;

	      symseg = S_GET_SEGMENT (mainsym);

	      /* If the symbol is now defined to something that is not
		 global and without STO_SH5_ISA32, we just equate the
		 datalabel symbol to the main symbol, and the lack of
		 STO_SH5_ISA32 will handle the datalabelness.  */
	      if (symseg != undefined_section)
		{
		  if (S_GET_OTHER (mainsym) != STO_SH5_ISA32)
		    {
		      symp->sy_value.X_op = O_symbol;
		      symp->sy_value.X_add_symbol = mainsym;
		      symp->sy_value.X_op_symbol = NULL;
		      symp->sy_value.X_add_number = 0;
		      S_SET_SEGMENT (symp, S_GET_SEGMENT (mainsym));
		      symbol_set_frag (symp, &zero_address_frag);
		      copy_symbol_attributes (symp, mainsym);
		    }
		  else
		    {
		      /* An undefined symbol has since we saw it at
			 "datalabel", been defined to a BranchTarget
			 symbol.  What we need to do here is very similar
			 to when we find the "datalabel" for a defined
			 symbol.  FIXME: Break out to common function.  */
		      symbol_set_value_expression (symp,
						   symbol_get_value_expression
						   (mainsym));
		      S_SET_SEGMENT (symp, symseg);
		      symbol_set_frag (symp, symbol_get_frag (mainsym));
		      copy_symbol_attributes (symp, mainsym);

		      /* Unset the BranchTarget mark that can be set at
			 attribute-copying.  */
		      S_SET_OTHER (symp,
				   S_GET_OTHER (symp) & ~STO_SH5_ISA32);

		      /* The GLOBAL and WEAK attributes are not copied
			 over by copy_symbol_attributes.  Do it here.  */
		      if (S_IS_WEAK (mainsym))
			S_SET_WEAK (symp);
		      else if (S_IS_EXTERNAL (mainsym))
			S_SET_EXTERNAL (symp);
		    }
		}
	      else
		{
		  /* A symbol that was defined at the time we saw
		     "datalabel" can since have been attributed with being
		     weak or global.  */
		  if (S_IS_WEAK (mainsym))
		    S_SET_WEAK (symp);
		  else if (S_IS_EXTERNAL (mainsym))
		    S_SET_EXTERNAL (symp);
		}
	    }
	}
    }

  for (symp = symbol_rootP; symp != NULL; symp = symp->sy_next)
    if (S_GET_OTHER (symp) & STO_SH5_ISA32)
      symp->sy_value.X_add_number++;
}

/* When resolving symbols, the main assembler has done us a misfavour.  It
   has removed the equation to the main symbol for a datalabel reference
   that should be equal to the main symbol, e.g. when it's a global or
   weak symbol and is a non-BranchTarget symbol anyway.  We change that
   back, so that relocs are against the main symbol, not the local "section
   + offset" value.  */

static void
shmedia_frob_file_before_adjust (void)
{
  symbolS *symp;
  for (symp = symbol_rootP; symp != NULL; symp = symp->sy_next)
    {
      symbolS *mainsym = *symbol_get_tc (symp);

      if (mainsym != NULL
	  && S_GET_OTHER (mainsym) != STO_SH5_ISA32
	  && (S_IS_EXTERNAL (mainsym) || S_IS_WEAK (mainsym)))
	{
	  symp->sy_value.X_op = O_symbol;
	  symp->sy_value.X_add_symbol = mainsym;
	  symp->sy_value.X_op_symbol = NULL;
	  symp->sy_value.X_add_number = 0;

	  /* For the "equation trick" to work, we have to set the section
	     to undefined.  */
	  S_SET_SEGMENT (symp, undefined_section);
	  symbol_set_frag (symp, &zero_address_frag);
	  copy_symbol_attributes (symp, mainsym);

	  /* Don't forget to remove the STO_SH5_ISA32 attribute after
	     copying the other attributes.  */
	  S_SET_OTHER (symp, S_GET_OTHER (symp) & ~STO_SH5_ISA32);
	}
    }
}

/* We need to mark the current location after the alignment.  This is
   copied code the caller, do_align.  We mark the frag location before and
   after as we need and arrange to skip the same code in do_align.

   An alternative to code duplication is to call the do_align recursively,
   arranging to fall through into do_align if we're already here.  That
   would require do_align as an incoming function parameter, since it's
   static in read.c.  That solution was discarded a too kludgy.  */

void
sh64_do_align (int n, const char *fill, int len, int max)
{
  /* Update region, or put a data region in front.  */
  sh64_update_contents_mark (TRUE);

  /* Only make a frag if we HAVE to...  */
  if (n != 0 && !need_pass_2)
    {
      if (fill == NULL)
	{
	  if (subseg_text_p (now_seg))
	    frag_align_code (n, max);
	  else
	    frag_align (n, 0, max);
	}
      else if (len <= 1)
	frag_align (n, *fill, max);
      else
	frag_align_pattern (n, fill, len, max);
    }

  /* Update mark for current region with current type.  */
  sh64_update_contents_mark (FALSE);
}

/* The MAX_MEM_FOR_RS_ALIGN_CODE worker.  We have to find out the ISA of
   the current segment at this position.  We can't look just at
   sh64_isa_shmedia, and we can't look at frag_now.  This is brittle:
   callers are currently frag_align_code from subsegs_finish in write.c
   (end of assembly) and frag_align_code from do_align in read.c (during
   assembly).  */

int
sh64_max_mem_for_rs_align_code (void)
{
  segment_info_type *seginfo;
  fragS *mode_start_frag;
  seginfo = seg_info (now_seg);

  /* We don't use the contents type we find at the tc_segment_info_data,
     since that does not give us absolute information about the ISA; the
     contents type can presumably be CRT_DATA and we'd be none the wiser.
     Instead we use the information stored at the frag of the symbol at
     the start of this range.  If any information is missing or NULL,
     assume SHcompact.  */
  return
    /* If the current ISA mode is SHmedia, that's the mode that we're
       going to assign to the new frag, so request enough memory for
       it, even if we switch modes afterwards, otherwise we may
       allocate too little memory and end up overflowing our buffer.  */
    (sh64_isa_mode == sh64_isa_shmedia
     || (sh64_isa_mode != sh64_isa_unspecified
	 && seginfo != NULL
	 && seginfo->tc_segment_info_data.mode_start_symbol != NULL
	 && ((mode_start_frag
	      = (symbol_get_frag
		 (seginfo->tc_segment_info_data.mode_start_symbol)))
	     != NULL)
	 && mode_start_frag->tc_frag_data.isa == sh64_isa_shmedia))
    ? (3 + 4) : (2 + 1);
}

/* Put in SHmedia NOP:s if the alignment was created when in SHmedia mode.  */

void
sh64_handle_align (fragS * frag)
{
  int bytes = frag->fr_next->fr_address - frag->fr_address - frag->fr_fix;
  char * p  = frag->fr_literal + frag->fr_fix;

  if (frag->tc_frag_data.isa == sh64_isa_shmedia
      && frag->fr_type == rs_align_code)
    {
      while (bytes & 3)
	{
	  *p++ = 0;
	  bytes--;
	  frag->fr_fix += 1;
	}

      if (target_big_endian)
	{
	  memcpy (p, shmedia_big_nop_pattern,
		  sizeof shmedia_big_nop_pattern);
	  frag->fr_var = sizeof shmedia_big_nop_pattern;
	}
      else
	{
	  memcpy (p, shmedia_little_nop_pattern,
		  sizeof shmedia_little_nop_pattern);
	  frag->fr_var = sizeof shmedia_little_nop_pattern;
	}
    }
  else
    /* Punt to SHcompact function.  */
    sh_handle_align (frag);
}

/* Set SEC_SH64_ISA32 for SHmedia sections.  */

void
shmedia_frob_section_type (asection *sec)
{
  segment_info_type *seginfo;
  seginfo = seg_info (sec);

  /* This and elf32-sh64.c:sh64_elf_fake_sections are the only places
     where we use anything else than ELF header flags to communicate the
     section as containing SHmedia or other contents.  BFD SEC_* section
     flags are running out and should not be overloaded with
     target-specific semantics.  This target is ELF only (semantics not
     defined for other formats), so we use the target-specific pointer
     field of the ELF section data.  */
  if (seginfo && sh64_abi == sh64_abi_32)
    {
      struct sh64_section_data *sec_elf_data;
      flagword sec_type = 0;

      if (seginfo->tc_segment_info_data.emitted_ranges != 0)
	sec_type = SHF_SH5_ISA32_MIXED;
      else if (seginfo->tc_segment_info_data.contents_type == CRT_SH5_ISA32)
	sec_type = SHF_SH5_ISA32;

      sec_elf_data = sh64_elf_section_data (sec)->sh64_info;
      if (sec_elf_data == NULL)
	{
	  sec_elf_data = XCNEW (struct sh64_section_data);
	  sh64_elf_section_data (sec)->sh64_info = sec_elf_data;
	}

      sec_elf_data->contents_flags = sec_type;
    }
}

/* This function is called by write_object_file right before the symbol
   table is written.  We subtract 1 from all symbols marked STO_SH5_ISA32,
   as their values are temporarily incremented in shmedia_md_end, before
   symbols values are used by relocs and fixups.

   To increment all symbols and then decrement here is admittedly a
   hackish solution.  The alternative is to add infrastructure and hooks
   to symbol evaluation that evaluates symbols differently internally to
   the value output into the object file, but at the moment that just
   seems too much for little benefit.  */

void
sh64_adjust_symtab (void)
{
  symbolS *symp;

  for (symp = symbol_rootP; symp; symp = symbol_next (symp))
    {
      symbolS *main_symbol = *symbol_get_tc (symp);

      if (main_symbol)
	{
	  char *sym_name = (char *) S_GET_NAME (symp);

	  /* All datalabels not used in relocs should be gone by now.

	     We change those remaining to have the name of the main
	     symbol, and we set the ELF type of the symbol of the reloc to
	     STT_DATALABEL.  */
	  sym_name[strlen (sym_name) - strlen (DATALABEL_SUFFIX)] = 0;
	  elf_symbol (symbol_get_bfdsym (symp))->internal_elf_sym.st_info
	    = STT_DATALABEL;

	  /* Also set this symbol to "undefined", so we'll have only one
	     definition.  */
	  S_SET_SEGMENT (symp, undefined_section);
	}
      else if (S_GET_OTHER (symp) & STO_SH5_ISA32)
	{
	  /* It's important to change the BFD symbol value, since it is now
	     set to the GAS symbolS value.  */
	  symp->bsym->value--;

	  /* Note that we do *not* adjust symp->sy_value.X_add_number.  If
	     you do this, the test case in sh/sh64/immexpr2.s will fail.
	     This is because *after* symbols have been output but before
	     relocs are output, fixups are inspected one more time, and
	     some leftover expressions are resolved.  To resolve to the
	     same values, those expressions must have the same GAS symbol
	     values before as after symbols have been output.  We could
	     "symp->sy_value.X_add_number++" on the STO_SH5_ISA32 symbols
	     through tc_frob_file after symbols have been output, but that
	     would be too gross.  */
	}
    }
}

/* Fill-in an allocated arelent.  */

static int
shmedia_init_reloc (arelent *rel, fixS *fixP)
{
  /* Adjust parts of *relp according to *fixp, and tell that it has been
     done, so default initializations will not happen.   */
  switch (fixP->fx_r_type)
    {
    case BFD_RELOC_64:
    case BFD_RELOC_64_PCREL:
    case BFD_RELOC_SH_IMM_LOW16:
    case BFD_RELOC_SH_IMM_MEDLOW16:
    case BFD_RELOC_SH_IMM_MEDHI16:
    case BFD_RELOC_SH_IMM_HI16:
    case BFD_RELOC_SH_IMM_LOW16_PCREL:
    case BFD_RELOC_SH_IMM_MEDLOW16_PCREL:
    case BFD_RELOC_SH_IMM_MEDHI16_PCREL:
    case BFD_RELOC_SH_IMM_HI16_PCREL:
    case BFD_RELOC_SH_IMMU5:
    case BFD_RELOC_SH_IMMU6:
    case BFD_RELOC_SH_IMMS6:
    case BFD_RELOC_SH_IMMS10:
    case BFD_RELOC_SH_IMMS10BY2:
    case BFD_RELOC_SH_IMMS10BY4:
    case BFD_RELOC_SH_IMMS10BY8:
    case BFD_RELOC_SH_IMMS16:
    case BFD_RELOC_SH_IMMU16:
    case BFD_RELOC_SH_PT_16:
    case BFD_RELOC_SH_GOT_LOW16:
    case BFD_RELOC_SH_GOT_MEDLOW16:
    case BFD_RELOC_SH_GOT_MEDHI16:
    case BFD_RELOC_SH_GOT_HI16:
    case BFD_RELOC_SH_GOT10BY4:
    case BFD_RELOC_SH_GOT10BY8:
    case BFD_RELOC_SH_GOTPLT_LOW16:
    case BFD_RELOC_SH_GOTPLT_MEDLOW16:
    case BFD_RELOC_SH_GOTPLT_MEDHI16:
    case BFD_RELOC_SH_GOTPLT_HI16:
    case BFD_RELOC_SH_GOTPLT10BY4:
    case BFD_RELOC_SH_GOTPLT10BY8:
    case BFD_RELOC_SH_GOTOFF_LOW16:
    case BFD_RELOC_SH_GOTOFF_MEDLOW16:
    case BFD_RELOC_SH_GOTOFF_MEDHI16:
    case BFD_RELOC_SH_GOTOFF_HI16:
    case BFD_RELOC_SH_GOTPC_LOW16:
    case BFD_RELOC_SH_GOTPC_MEDLOW16:
    case BFD_RELOC_SH_GOTPC_MEDHI16:
    case BFD_RELOC_SH_GOTPC_HI16:
    case BFD_RELOC_SH_PLT_LOW16:
    case BFD_RELOC_SH_PLT_MEDLOW16:
    case BFD_RELOC_SH_PLT_MEDHI16:
    case BFD_RELOC_SH_PLT_HI16:
      rel->addend = fixP->fx_addnumber + fixP->fx_offset;
      return 1;

    case BFD_RELOC_SH_IMMS6BY32:
      /* This must be resolved in assembly; we do not support it as a
	 reloc in an object file.  */
      as_bad_where (fixP->fx_file, fixP->fx_line,
		    _("This operand must be constant at assembly time"));
      break;

      /* There are valid cases where we get here for other than SHmedia
	 relocs, so don't make a BAD_CASE out of this.  */
    default:
      ;
    }

  return 0;
}

/* Hook called from md_apply_fix in tc-sh.c.  */

static void
shmedia_md_apply_fix (fixS *fixP, valueT *valp)
{
  offsetT val = *valp;
  char *buf = fixP->fx_where + fixP->fx_frag->fr_literal;
  unsigned long insn
    = target_big_endian ? bfd_getb32 (buf) : bfd_getl32 (buf);
  bfd_reloc_code_real_type orig_fx_r_type = fixP->fx_r_type;

  /* Change a 64-bit pc-relative reloc into the correct type, just like
     tc-sh.c:md_apply_fix.  */
  if (fixP->fx_pcrel)
    {
      switch (orig_fx_r_type)
	{
	case BFD_RELOC_64:
	case BFD_RELOC_SH_IMM_LOW16:
	case BFD_RELOC_SH_IMM_MEDLOW16:
	case BFD_RELOC_SH_IMM_MEDHI16:
	case BFD_RELOC_SH_IMM_HI16:
	  /* Because write.c calls MD_PCREL_FROM_SECTION twice, we need to
	     undo one of the adjustments, if the relocation is not
	     actually for a symbol within the same segment (which we
	     cannot check, because we're not called from md_apply_fix, so
	     we have to keep the reloc).  FIXME: This is a bug in
	     write.c:fixup_segment affecting most targets that change
	     ordinary relocs to pcrel relocs in md_apply_fix.  */
	  fixP->fx_offset
	    = *valp + SHMEDIA_MD_PCREL_FROM_FIX (fixP);
	  break;

	case BFD_RELOC_SH_PLT_LOW16:
	case BFD_RELOC_SH_PLT_MEDLOW16:
	case BFD_RELOC_SH_PLT_MEDHI16:
	case BFD_RELOC_SH_PLT_HI16:
	case BFD_RELOC_SH_GOTPC_LOW16:
	case BFD_RELOC_SH_GOTPC_MEDLOW16:
	case BFD_RELOC_SH_GOTPC_MEDHI16:
	case BFD_RELOC_SH_GOTPC_HI16:
	  *valp = 0;
	  return;

	default:
	  ;
	}

      /* We might need to change some relocs into the corresponding
	 PC-relative one.  */
      switch (orig_fx_r_type)
	{
	case BFD_RELOC_64:
	  fixP->fx_r_type = BFD_RELOC_64_PCREL;
	  break;

	case BFD_RELOC_SH_IMM_LOW16:
	  fixP->fx_r_type = BFD_RELOC_SH_IMM_LOW16_PCREL;
	  break;

	case BFD_RELOC_SH_IMM_MEDLOW16:
	  fixP->fx_r_type = BFD_RELOC_SH_IMM_MEDLOW16_PCREL;
	  break;

	case BFD_RELOC_SH_IMM_MEDHI16:
	  fixP->fx_r_type = BFD_RELOC_SH_IMM_MEDHI16_PCREL;
	  break;

	case BFD_RELOC_SH_IMM_HI16:
	  fixP->fx_r_type = BFD_RELOC_SH_IMM_HI16_PCREL;
	  break;

	case SHMEDIA_BFD_RELOC_PT:
	  /* This is how we see a difference between PT and PTA when not
	     expanding (in which case we handle it in
	     shmedia_md_convert_frag).  Note that we don't see a
	     difference after the reloc is emitted.  */
	  fixP->fx_r_type = BFD_RELOC_SH_PT_16;
	  break;

	case BFD_RELOC_SH_PT_16:
	  /* This tells us there was a PTA or PTB insn explicitly
	     expressed as such (not as PT).  We "or" in a 1 into the
	     lowest bit in the (unused) destination field to tell the
	     linker that it should check the right ISA type of the
	     destination and not just change a PTA to PTB (if necessary).  */
	  md_number_to_chars (buf, insn | (1 << 10), 4);
	  break;

	case BFD_RELOC_64_PCREL:
	case BFD_RELOC_SH_IMM_LOW16_PCREL:
	case BFD_RELOC_SH_IMM_MEDLOW16_PCREL:
	case BFD_RELOC_SH_IMM_MEDHI16_PCREL:
	case BFD_RELOC_SH_IMM_HI16_PCREL:
	  /* Already handled.  */
	  break;

	default:
	  /* Everything else that changes into a pc-relative relocation is
	     an error.  */
	  as_bad_where (fixP->fx_file, fixP->fx_line,
			_("Invalid operand expression"));
	  break;
	}

      return;
    }

  /* If an expression looked like it was PC-relative, but was completely
     resolvable, we end up here with the result only in *VALP, and no
     relocation will be emitted.  */
  if (fixP->fx_addsy == NULL && fixP->fx_pcrel == 0)
    {
      /* Emit error for an out-of-range value.  */
      shmedia_check_limits ((offsetT *) valp, fixP->fx_r_type, fixP);

      switch (fixP->fx_r_type)
	{
	case BFD_RELOC_SH_IMM_LOW16:
	  md_number_to_chars (buf, insn | ((val & 65535) << 10), 4);
	  break;

	case BFD_RELOC_SH_IMM_MEDLOW16:
	  md_number_to_chars (buf,
			      insn
			      | ((valueT) (val & ((valueT) 65535 << 16))
				 >> (16 - 10)), 4);
	  break;

	case BFD_RELOC_SH_IMM_MEDHI16:
	  md_number_to_chars (buf,
			      insn
			      | ((valueT) (val & ((valueT) 65535 << 32))
				 >> (32 - 10)), 4);
	  break;

	case BFD_RELOC_SH_IMM_HI16:
	  md_number_to_chars (buf,
			      insn
			      | ((valueT) (val & ((valueT) 65535 << 48))
				 >> (48 - 10)), 4);
	  break;

	case BFD_RELOC_SH_IMMS16:
	case BFD_RELOC_SH_IMMU16:
	  md_number_to_chars (buf, insn | ((val & 65535) << 10), 4);
	  break;

	case BFD_RELOC_SH_IMMS10:
	  md_number_to_chars (buf, insn | ((val & 0x3ff) << 10), 4);
	  break;

	case BFD_RELOC_SH_IMMS10BY2:
	  md_number_to_chars (buf,
			      insn | ((val & (0x3ff << 1)) << (10 - 1)), 4);
	  break;

	case BFD_RELOC_SH_IMMS10BY4:
	  md_number_to_chars (buf,
			      insn | ((val & (0x3ff << 2)) << (10 - 2)), 4);
	  break;

	case BFD_RELOC_SH_IMMS10BY8:
	  md_number_to_chars (buf,
			      insn | ((val & (0x3ff << 3)) << (10 - 3)), 4);
	  break;

	case BFD_RELOC_SH_SHMEDIA_CODE:
	  /* We just ignore and remove this one for the moment.  FIXME:
	     Use it when implementing relaxing.  */
	  break;

	case BFD_RELOC_64:
	  md_number_to_chars (buf, val, 8);
	  break;

	case SHMEDIA_BFD_RELOC_PT:
	  /* Change a PT to PTB if the operand turned out to be SHcompact.
	     The basic opcode specified with PT is equivalent to PTA.  */
	  if ((val & 1) == 0)
	    insn |= SHMEDIA_PTB_BIT;
	  /* Fall through.  */

	case BFD_RELOC_SH_PT_16:
	  if (! sh64_expand || sh_relax)
	    {
	      /* Check if the operand of a PTA or PTB was for the "wrong"
		 ISA.  A PT had an incoming fixup of SHMEDIA_BFD_RELOC_PT,
		 which we have changed to the right type above.  */
	      if (orig_fx_r_type != SHMEDIA_BFD_RELOC_PT)
		{
		  if ((insn & SHMEDIA_PTB_BIT) != 0 && (val & 1) != 0)
		    as_bad_where (fixP->fx_file, fixP->fx_line,
				  _("PTB operand is a SHmedia symbol"));
		  else if ((insn & SHMEDIA_PTB_BIT) == 0 && (val & 1) == 0)
		    as_bad_where (fixP->fx_file, fixP->fx_line,
				  _("PTA operand is a SHcompact symbol"));
		}

	      md_number_to_chars (buf,
				  insn | ((val & (0xffff << 2))
					  << (10 - 2)),
				  4);
	      break;
	    }
	  /* Fall through.  */

	default:
	  /* This isn't a BAD_CASE, because presumably we can get here
	     from unexpected operands.  Since we don't handle them, make
	     them syntax errors.  */
	  as_bad_where (fixP->fx_file, fixP->fx_line,
			_("invalid expression in operand"));
	}
      fixP->fx_done = 1;
    }
}

/* Hook called from md_convert_frag in tc-sh.c.  */

static void
shmedia_md_convert_frag (bfd *output_bfd ATTRIBUTE_UNUSED,
			 segT seg ATTRIBUTE_UNUSED, fragS *fragP,
			 bfd_boolean final)
{
  /* Pointer to first byte in variable-sized part of the frag.	*/
  char *var_partp;

  /* Pointer to first opcode byte in frag.  */
  char *opcodep;

  /* Pointer to frag of opcode.  */
  fragS *opc_fragP = fragP->tc_frag_data.opc_frag;

  /* Size in bytes of variable-sized part of frag.  */
  int var_part_size = 0;

  /* This is part of *fragP.  It contains all information about addresses
     and offsets to varying parts.  */
  symbolS *symbolP = fragP->fr_symbol;

  bfd_boolean reloc_needed
    = (! final
       || sh_relax
       || symbolP == NULL
       || ! S_IS_DEFINED (symbolP)
       || S_IS_EXTERNAL (symbolP)
       || S_IS_WEAK (symbolP)
       || (S_GET_SEGMENT (fragP->fr_symbol) != absolute_section
	   && S_GET_SEGMENT (fragP->fr_symbol) != seg));

  bfd_reloc_code_real_type reloctype = BFD_RELOC_NONE;

  unsigned long var_part_offset;

  /* Where, in file space, does addr point?  */
  bfd_vma target_address;
  bfd_vma opcode_address;

  /* What was the insn?  */
  unsigned long insn;
  know (fragP->fr_type == rs_machine_dependent);

  var_part_offset = fragP->fr_fix;
  var_partp = fragP->fr_literal + var_part_offset;
  opcodep = fragP->fr_opcode;

  insn = target_big_endian ? bfd_getb32 (opcodep) : bfd_getl32 (opcodep);

  target_address
    = ((symbolP && final && ! sh_relax ? S_GET_VALUE (symbolP) : 0)
       + fragP->fr_offset);

  /* The opcode that would be extended is the last four "fixed" bytes.  */
  opcode_address = fragP->fr_address + fragP->fr_fix - 4;

  switch (fragP->fr_subtype)
    {
    case C (SH64PCREL16PT_64, SH64PCREL16):
    case C (SH64PCREL16PT_32, SH64PCREL16):
      /* We can get a PT to a relaxed SHcompact address if it is in the
	 same section; a mixed-ISA section.  Change the opcode to PTB if
	 so.  */
      if ((target_address & 1) == 0)
	insn |= SHMEDIA_PTB_BIT;
      /* Fall through.  */

    case C (SH64PCREL16_32, SH64PCREL16):
    case C (SH64PCREL16_64, SH64PCREL16):
      /* Check that a PTA or PTB points to the right type of target.  We
	 can get here for a SHcompact target if we are in a mixed-ISA
	 section.  */
      if (((target_address & 1) == 0) && ((insn & SHMEDIA_PTB_BIT) == 0))
	as_bad_where (fragP->fr_file, fragP->fr_line,
		      _("PTA operand is a SHcompact symbol"));
      if (((target_address & 1) != 0) && ((insn & SHMEDIA_PTB_BIT) != 0))
	as_bad_where (fragP->fr_file, fragP->fr_line,
		      _("PTB operand is a SHmedia symbol"));

      /* When relaxing, we do not output the address in the insn, but
	 instead a 1 into the low bit.  This matches what the linker
	 expects to find for a BFD_RELOC_SH_PT_16 reloc, when it checks
	 correctness for PTA/PTB insn; used when the target address is
	 unknown (which is not the case here).  */
      md_number_to_chars (opcodep,
			  insn
			  | (((sh_relax
			       ? 1 : ((target_address - opcode_address) / 4))
			      & ((1 << 16) - 1)) << 10),
			  4);

      /* Note that we do not emit info that this was originally a PT since
	 we have resolved to which one of PTA or PTB it will be.  */
      if (sh_relax)
	fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		 fragP->fr_symbol, fragP->fr_offset, 1, BFD_RELOC_SH_PT_16);
      var_part_size = 0;
      break;

    case C (SH64PCREL16_32, SH64PCRELPLT):
    case C (SH64PCREL16PT_32, SH64PCRELPLT):
      reloctype = BFD_RELOC_32_PLT_PCREL;
      reloc_needed = 1;
      /* Fall through */

    case C (SH64PCREL16_32, SH64PCREL32):
    case C (SH64PCREL16_64, SH64PCREL32):
    case C (SH64PCREL16PT_32, SH64PCREL32):
    case C (SH64PCREL16PT_64, SH64PCREL32):
      /* In the fixed bit, put in a MOVI.  */
      md_number_to_chars (opcodep,
			  SHMEDIA_MOVI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 8))
				) >> 16) & 65535) << 10),
			  4);

      /* Fill in a SHORI for the low part.  */
      md_number_to_chars (var_partp,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | (((reloc_needed
			       ? 0 : (target_address - (opcode_address + 8)))
			      & 65535) << 10),
			  4);

      /* End with a "PTREL R25,TRd".  */
      md_number_to_chars (var_partp + 4,
			  SHMEDIA_PTREL_OPC | (insn & SHMEDIA_LIKELY_BIT)
			  | (SHMEDIA_TEMP_REG << 10)
			  | (insn & (7 << 4)),
			  4);

      /* We need relocs only if the target symbol was undefined or if
	 we're relaxing.  */
      if (reloc_needed)
	{
	  fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		   fragP->fr_symbol, fragP->fr_offset - 8, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_MEDLOW16
		   : BFD_RELOC_SH_IMM_MEDLOW16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		   fragP->fr_offset - 4, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_LOW16
		   : BFD_RELOC_SH_IMM_LOW16_PCREL);
	}

      var_part_size = 8;
      break;

    case C (SH64PCREL16_64, SH64PCREL48):
    case C (SH64PCREL16PT_64, SH64PCREL48):
      /* In the fixed bit, put in a MOVI.  */
      md_number_to_chars (opcodep,
			  SHMEDIA_MOVI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 12))
				) >> 32) & 65535) << 10),
			  4);

      /* The first SHORI, for the medium part.  */
      md_number_to_chars (var_partp,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 12))
				) >> 16) & 65535) << 10),
			  4);

      /* Fill in a SHORI for the low part.  */
      md_number_to_chars (var_partp + 4,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | (((reloc_needed
			       ? 0 : (target_address - (opcode_address + 12)))
			      & 65535) << 10),
			  4);

      /* End with a "PTREL R25,TRd".  */
      md_number_to_chars (var_partp + 8,
			  SHMEDIA_PTREL_OPC | (insn & SHMEDIA_LIKELY_BIT)
			  | (SHMEDIA_TEMP_REG << 10)
			  | (insn & (7 << 4)),
			  4);

      /* We need relocs only if the target symbol was undefined or if
	 we're relaxing.  */
      if (reloc_needed)
	{
	  fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		   fragP->fr_symbol, fragP->fr_offset - 12, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_MEDHI16
		   : BFD_RELOC_SH_IMM_MEDHI16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		   fragP->fr_offset - 8, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_MEDLOW16
		   : BFD_RELOC_SH_IMM_MEDLOW16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal + 4, 4, fragP->fr_symbol,
		   fragP->fr_offset - 4, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_LOW16
		   : BFD_RELOC_SH_IMM_LOW16_PCREL);
	}

      var_part_size = 12;
      break;

    case C (SH64PCREL16_64, SH64PCRELPLT):
    case C (SH64PCREL16PT_64, SH64PCRELPLT):
      reloctype = BFD_RELOC_32_PLT_PCREL;
      reloc_needed = 1;
      /* Fall through */

    case C (SH64PCREL16_64, SH64PCREL64):
    case C (SH64PCREL16PT_64, SH64PCREL64):
      /* In the fixed bit, put in a MOVI.  */
      md_number_to_chars (opcodep,
			  SHMEDIA_MOVI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 16))
				) >> 48) & 65535) << 10),
			  4);

      /* The first SHORI, for the medium-high part.  */
      md_number_to_chars (var_partp,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 16))
				) >> 32) & 65535) << 10),
			  4);

      /* A SHORI, for the medium-low part.  */
      md_number_to_chars (var_partp + 4,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | ((((reloc_needed
				? 0 : (target_address - (opcode_address + 16))
				) >> 16) & 65535) << 10),
			  4);

      /* Fill in a SHORI for the low part.  */
      md_number_to_chars (var_partp + 8,
			  SHMEDIA_SHORI_OPC
			  | (SHMEDIA_TEMP_REG << 4)
			  | (((reloc_needed
			       ? 0 : (target_address - (opcode_address + 16)))
			      & 65535) << 10),
			  4);

      /* End with a "PTREL R25,TRd".  */
      md_number_to_chars (var_partp + 12,
			  SHMEDIA_PTREL_OPC | (insn & SHMEDIA_LIKELY_BIT)
			  | (SHMEDIA_TEMP_REG << 10)
			  | (insn & (7 << 4)),
			  4);

      /* We need relocs only if the target symbol was undefined or if
	 we're relaxing.  */
      if (reloc_needed)
	{
	  fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		   fragP->fr_symbol, fragP->fr_offset - 16, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_HI16
		   : BFD_RELOC_SH_IMM_HI16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		   fragP->fr_offset - 12, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_MEDHI16
		   : BFD_RELOC_SH_IMM_MEDHI16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal + 4, 4, fragP->fr_symbol,
		   fragP->fr_offset - 8, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_MEDLOW16
		   : BFD_RELOC_SH_IMM_MEDLOW16_PCREL);
	  fix_new (fragP, var_partp - fragP->fr_literal + 8, 4, fragP->fr_symbol,
		   fragP->fr_offset - 4, 1,
		   reloctype == BFD_RELOC_32_PLT_PCREL
		   ? BFD_RELOC_SH_PLT_LOW16
		   : BFD_RELOC_SH_IMM_LOW16_PCREL);
	}

      var_part_size = 16;
      break;

    case C (MOVI_IMM_64, MOVI_GOTOFF):
      reloctype = BFD_RELOC_32_GOTOFF;
      reloc_needed = 1;
      /* Fall through.  */

    case C (MOVI_IMM_64, UNDEF_MOVI):
    case C (MOVI_IMM_64, MOVI_64):
      {
	/* We only get here for undefined symbols, so we can simplify
	   handling compared to those above; we have 0 in the parts that
	   will be filled with the symbol parts.  */

	int reg = (insn >> 4) & 0x3f;

	/* In the fixed bit, put in a MOVI.  */
	md_number_to_chars (opcodep, SHMEDIA_MOVI_OPC | (reg << 4), 4);
	fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		 fragP->fr_symbol, fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_HI16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_HI16
		 : (abort (), BFD_RELOC_SH_IMM_HI16));

	/* The first SHORI, for the medium-high part.  */
	md_number_to_chars (var_partp, SHMEDIA_SHORI_OPC | (reg << 4), 4);
	fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		 fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_MEDHI16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_MEDHI16
		 : (abort (), BFD_RELOC_SH_IMM_MEDHI16));

	/* A SHORI, for the medium-low part.  */
	md_number_to_chars (var_partp + 4,
			    SHMEDIA_SHORI_OPC | (reg << 4), 4);
	fix_new (fragP, var_partp - fragP->fr_literal + 4, 4, fragP->fr_symbol,
		 fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_MEDLOW16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_MEDLOW16
		 : (abort (), BFD_RELOC_SH_IMM_MEDLOW16));

	/* Fill in a SHORI for the low part.  */
	md_number_to_chars (var_partp + 8,
			    SHMEDIA_SHORI_OPC | (reg << 4), 4);
	fix_new (fragP, var_partp - fragP->fr_literal + 8, 4, fragP->fr_symbol,
		 fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_LOW16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_LOW16
		 : (abort (), BFD_RELOC_SH_IMM_LOW16));

	var_part_size = 12;
	break;
      }

    case C (MOVI_IMM_32, MOVI_GOTOFF):
      reloctype = BFD_RELOC_32_GOTOFF;
      reloc_needed = 1;
      /* Fall through.  */

    case C (MOVI_IMM_32, UNDEF_MOVI):
    case C (MOVI_IMM_32, MOVI_32):
      {
	/* Note that we only get here for undefined symbols.  */

	int reg = (insn >> 4) & 0x3f;

	/* A MOVI, for the high part.  */
	md_number_to_chars (opcodep, SHMEDIA_MOVI_OPC | (reg << 4), 4);
	fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		 fragP->fr_symbol, fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_MEDLOW16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_MEDLOW16
		 : reloctype == BFD_RELOC_SH_GOTPC
		 ? BFD_RELOC_SH_GOTPC_MEDLOW16
		 : reloctype == BFD_RELOC_32_PLT_PCREL
		 ? BFD_RELOC_SH_PLT_MEDLOW16
		 : (abort (), BFD_RELOC_SH_IMM_MEDLOW16));

	/* Fill in a SHORI for the low part.  */
	md_number_to_chars (var_partp,
			    SHMEDIA_SHORI_OPC | (reg << 4), 4);
	fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		 fragP->fr_offset, 0,
		 reloctype == BFD_RELOC_NONE
		 ? BFD_RELOC_SH_IMM_LOW16
		 : reloctype == BFD_RELOC_32_GOTOFF
		 ? BFD_RELOC_SH_GOTOFF_LOW16
		 : reloctype == BFD_RELOC_SH_GOTPC
		 ? BFD_RELOC_SH_GOTPC_LOW16
		 : reloctype == BFD_RELOC_32_PLT_PCREL
		 ? BFD_RELOC_SH_PLT_LOW16
		 : (abort (), BFD_RELOC_SH_IMM_LOW16));

	var_part_size = 4;
	break;
      }

    case C (MOVI_IMM_32_PCREL, MOVI_16):
    case C (MOVI_IMM_64_PCREL, MOVI_16):
      md_number_to_chars (opcodep,
			  insn
			  | (((reloc_needed
			       ? 0 : (target_address - opcode_address))
			      & 65535) << 10),
			  4);
      if (reloc_needed)
	fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		 fragP->fr_symbol, fragP->fr_offset, 1,
		 BFD_RELOC_SH_IMM_LOW16_PCREL);
      var_part_size = 0;
      break;

    case C (MOVI_IMM_32, MOVI_16):
    case C (MOVI_IMM_64, MOVI_16):
      md_number_to_chars (opcodep,
			  insn
			  | (((reloc_needed ? 0 : target_address)
			      & 65535) << 10),
			  4);
      if (reloc_needed)
	abort ();
      var_part_size = 0;
      break;

    case C (MOVI_IMM_32_PCREL, MOVI_PLT):
      reloctype = BFD_RELOC_32_PLT_PCREL;
      goto movi_imm_32_pcrel_reloc_needed;

    case C (MOVI_IMM_32_PCREL, MOVI_GOTPC):
      reloctype = BFD_RELOC_SH_GOTPC;
      /* Fall through.  */

    movi_imm_32_pcrel_reloc_needed:
      reloc_needed = 1;
      /* Fall through.  */

    case C (MOVI_IMM_32_PCREL, MOVI_32):
    case C (MOVI_IMM_64_PCREL, MOVI_32):
      {
	int reg = (insn >> 4) & 0x3f;

	md_number_to_chars (opcodep,
			    insn
			    | (((((reloc_needed
				   ? 0 : (target_address - opcode_address)))
				>> 16) & 65535) << 10), 4);

	/* A SHORI, for the low part.  */
	md_number_to_chars (var_partp,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | (((reloc_needed
				 ? 0 : (target_address - opcode_address))
				& 65535) << 10), 4);
	if (reloc_needed)
	  {
	    fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		     fragP->fr_symbol, fragP->fr_offset, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_MEDLOW16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_MEDLOW16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_MEDLOW16
		     : (abort (), BFD_RELOC_SH_IMM_MEDLOW16_PCREL));
	    fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		     fragP->fr_offset + 4, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_LOW16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_LOW16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_LOW16
		     : (abort (), BFD_RELOC_SH_IMM_LOW16_PCREL));
	  }
	var_part_size = 4;
      }
      break;

    case C (MOVI_IMM_32_PCREL, MOVI_48):
    case C (MOVI_IMM_64_PCREL, MOVI_48):
      {
	int reg = (insn >> 4) & 0x3f;

	md_number_to_chars (opcodep,
			    insn
			    | (((((reloc_needed
				   ? 0 : (target_address - opcode_address)))
				>> 32) & 65535) << 10), 4);

	/* A SHORI, for the medium part.  */
	md_number_to_chars (var_partp,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | ((((reloc_needed
				  ? 0 : (target_address - opcode_address))
				 >> 16) & 65535) << 10), 4);

	/* A SHORI, for the low part.  */
	md_number_to_chars (var_partp + 4,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | (((reloc_needed
				 ? 0 : (target_address - opcode_address))
				& 65535) << 10), 4);
	if (reloc_needed)
	  {
	    fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		     fragP->fr_symbol, fragP->fr_offset, 1,
		     BFD_RELOC_SH_IMM_MEDHI16_PCREL);
	    fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		     fragP->fr_offset + 4, 1, BFD_RELOC_SH_IMM_MEDLOW16_PCREL);
	    fix_new (fragP, var_partp - fragP->fr_literal + 4, 4, fragP->fr_symbol,
		     fragP->fr_offset + 8, 1, BFD_RELOC_SH_IMM_LOW16_PCREL);
	  }
	var_part_size = 8;
      }
      break;

    case C (MOVI_IMM_64_PCREL, MOVI_PLT):
      reloctype = BFD_RELOC_32_PLT_PCREL;
      goto movi_imm_64_pcrel_reloc_needed;

    case C (MOVI_IMM_64_PCREL, MOVI_GOTPC):
      reloctype = BFD_RELOC_SH_GOTPC;
      /* Fall through.  */

    movi_imm_64_pcrel_reloc_needed:
      reloc_needed = 1;
      /* Fall through.  */

    case C (MOVI_IMM_32_PCREL, MOVI_64):
    case C (MOVI_IMM_64_PCREL, MOVI_64):
      {
	int reg = (insn >> 4) & 0x3f;

	md_number_to_chars (opcodep,
			    insn
			    | (((((reloc_needed
				   ? 0 : (target_address - opcode_address)))
				>> 48) & 65535) << 10), 4);

	/* A SHORI, for the medium-high part.  */
	md_number_to_chars (var_partp,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | ((((reloc_needed
				  ? 0 : (target_address - opcode_address))
				 >> 32) & 65535) << 10), 4);

	/* A SHORI, for the medium-low part.  */
	md_number_to_chars (var_partp + 4,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | ((((reloc_needed
				  ? 0 : (target_address - opcode_address))
				 >> 16) & 65535) << 10), 4);

	/* A SHORI, for the low part.  */
	md_number_to_chars (var_partp + 8,
			    SHMEDIA_SHORI_OPC
			    | (reg << 4)
			    | (((reloc_needed
				 ? 0 : (target_address - opcode_address))
				& 65535) << 10), 4);
	if (reloc_needed)
	  {
	    fix_new (opc_fragP, opcodep - opc_fragP->fr_literal, 4,
		     fragP->fr_symbol, fragP->fr_offset, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_HI16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_HI16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_HI16
		     : (abort (), BFD_RELOC_SH_IMM_HI16_PCREL));
	    fix_new (fragP, var_partp - fragP->fr_literal, 4, fragP->fr_symbol,
		     fragP->fr_offset + 4, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_MEDHI16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_MEDHI16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_MEDHI16
		     : (abort (), BFD_RELOC_SH_IMM_MEDHI16_PCREL));
	    fix_new (fragP, var_partp - fragP->fr_literal + 4, 4,
		     fragP->fr_symbol,
		     fragP->fr_offset + 8, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_MEDLOW16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_MEDLOW16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_MEDLOW16
		     : (abort (), BFD_RELOC_SH_IMM_MEDLOW16_PCREL));
	    fix_new (fragP, var_partp - fragP->fr_literal + 8, 4,
		     fragP->fr_symbol,
		     fragP->fr_offset + 12, 1,
		     reloctype == BFD_RELOC_NONE
		     ? BFD_RELOC_SH_IMM_LOW16_PCREL
		     : reloctype == BFD_RELOC_SH_GOTPC
		     ? BFD_RELOC_SH_GOTPC_LOW16
		     : reloctype == BFD_RELOC_32_PLT_PCREL
		     ? BFD_RELOC_SH_PLT_LOW16
		     : (abort (), BFD_RELOC_SH_IMM_LOW16_PCREL));
	  }
	var_part_size = 12;
      }
      break;

    default:
      BAD_CASE (fragP->fr_subtype);
    }

  fragP->fr_fix += var_part_size;
  fragP->fr_var = 0;
}

/* Mask NUMBER (originating from a signed number) corresponding to the HOW
   reloc.  */

static unsigned long
shmedia_mask_number (unsigned long number, bfd_reloc_code_real_type how)
{
  switch (how)
    {
    case BFD_RELOC_SH_IMMU5:
      number &= (1 << 5) - 1;
      break;

    case BFD_RELOC_SH_IMMS6:
    case BFD_RELOC_SH_IMMU6:
      number &= (1 << 6) - 1;
      break;

    case BFD_RELOC_SH_IMMS6BY32:
      number = (number & ((1 << (6 + 5)) - 1)) >> 5;
      break;

    case BFD_RELOC_SH_IMMS10:
      number &= (1 << 10) - 1;
      break;

    case BFD_RELOC_SH_IMMS10BY2:
      number = (number & ((1 << (10 + 1)) - 1)) >> 1;
      break;

    case BFD_RELOC_SH_IMMS10BY4:
      number = (number & ((1 << (10 + 2)) - 1)) >> 2;
      break;

    case BFD_RELOC_SH_IMMS10BY8:
      number = (number & ((1 << (10 + 3)) - 1)) >> 3;
      break;

    case BFD_RELOC_SH_IMMS16:
    case BFD_RELOC_SH_IMMU16:
      number &= (1 << 16) - 1;
      break;

    default:
      BAD_CASE (how);
    }

  return number;
}

/* Emit errors for values out-of-range, using as_bad_where if FRAGP is
   non-NULL, as_bad otherwise.  */

static void
shmedia_check_limits (offsetT *valp, bfd_reloc_code_real_type reloc,
		      fixS *fixp)
{
  offsetT val = *valp;

  const char *msg = NULL;

  switch (reloc)
    {
    case BFD_RELOC_SH_IMMU5:
      if (val < 0 || val > (1 << 5) - 1)
	msg = _("invalid operand, not a 5-bit unsigned value: %d");
      break;

    case BFD_RELOC_SH_IMMS6:
      if (val < -(1 << 5) || val > (1 << 5) - 1)
	msg = _("invalid operand, not a 6-bit signed value: %d");
      break;

    case BFD_RELOC_SH_IMMU6:
      if (val < 0 || val > (1 << 6) - 1)
	msg = _("invalid operand, not a 6-bit unsigned value: %d");
      break;

    case BFD_RELOC_SH_IMMS6BY32:
      if (val < -(1 << 10) || val > (1 << 10) - 1)
	msg = _("invalid operand, not a 11-bit signed value: %d");
      else if (val & 31)
	msg = _("invalid operand, not a multiple of 32: %d");
      break;

    case BFD_RELOC_SH_IMMS10:
      if (val < -(1 << 9) || val > (1 << 9) - 1)
	msg = _("invalid operand, not a 10-bit signed value: %d");
      break;

    case BFD_RELOC_SH_IMMS10BY2:
      if (val < -(1 << 10) || val > (1 << 10) - 1)
	msg = _("invalid operand, not a 11-bit signed value: %d");
      else if (val & 1)
	msg = _("invalid operand, not an even value: %d");
      break;

    case BFD_RELOC_SH_IMMS10BY4:
      if (val < -(1 << 11) || val > (1 << 11) - 1)
	msg = _("invalid operand, not a 12-bit signed value: %d");
      else if (val & 3)
	msg = _("invalid operand, not a multiple of 4: %d");
      break;

    case BFD_RELOC_SH_IMMS10BY8:
      if (val < -(1 << 12) || val > (1 << 12) - 1)
	msg = _("invalid operand, not a 13-bit signed value: %d");
      else if (val & 7)
	msg = _("invalid operand, not a multiple of 8: %d");
      break;

    case BFD_RELOC_SH_IMMS16:
      if (val < -(1 << 15) || val > (1 << 15) - 1)
	msg = _("invalid operand, not a 16-bit signed value: %d");
      break;

    case BFD_RELOC_SH_IMMU16:
      if (val < 0 || val > (1 << 16) - 1)
	msg = _("invalid operand, not a 16-bit unsigned value: %d");
      break;

    case BFD_RELOC_SH_PT_16:
    case SHMEDIA_BFD_RELOC_PT:
      if (val < -(1 << 15) * 4 || val > ((1 << 15) - 1) * 4 + 1)
	msg = _("operand out of range for PT, PTA and PTB");
      else if ((val % 4) != 0 && ((val - 1) % 4) != 0)
	msg = _("operand not a multiple of 4 for PT, PTA or PTB: %d");
      break;

      /* These have no limits; they take a 16-bit slice of a 32- or 64-bit
	 number.  */
    case BFD_RELOC_SH_IMM_HI16:
    case BFD_RELOC_SH_IMM_MEDHI16:
    case BFD_RELOC_SH_IMM_MEDLOW16:
    case BFD_RELOC_SH_IMM_LOW16:
    case BFD_RELOC_SH_IMM_HI16_PCREL:
    case BFD_RELOC_SH_IMM_MEDHI16_PCREL:
    case BFD_RELOC_SH_IMM_MEDLOW16_PCREL:
    case BFD_RELOC_SH_IMM_LOW16_PCREL:

    case BFD_RELOC_SH_SHMEDIA_CODE:
      break;

      /* This one has limits out of our reach.  */
    case BFD_RELOC_64:
      break;

    default:
      BAD_CASE (reloc);
    }

  if (msg)
    {
      if (fixp)
	as_bad_where (fixp->fx_file, fixp->fx_line, msg, val);
      else
	as_bad (msg, val);
    }
}

/* Handle an immediate operand by checking limits and noting it for later
   evaluation if not computable yet, and return a bitfield suitable to
   "or" into the opcode (non-zero if the value was a constant number).  */

static unsigned long
shmedia_immediate_op (char *where, shmedia_operand_info *op, int pcrel,
		      bfd_reloc_code_real_type how)
{
  unsigned long retval = 0;

  /* If this is not an absolute number, make it a fixup.  A constant in
     place of a pc-relative operand also needs a fixup.  */
  if (op->immediate.X_op != O_constant || pcrel)
    fix_new_exp (frag_now,
		 where - frag_now->fr_literal,
		 4,
		 &op->immediate,
		 pcrel,
		 how);
  else
    {
      /* Check that the number is within limits as represented by the
	 reloc, and return the number.  */
      shmedia_check_limits (&op->immediate.X_add_number, how, NULL);

      retval
	= shmedia_mask_number ((unsigned long) op->immediate.X_add_number,
			       how);
    }

  return retval << 10;
}

/* Try and parse a register name case-insensitively, return the number of
   chars consumed.  */

static int
shmedia_parse_reg (char *src, shmedia_arg_type *mode, int *reg,
		   shmedia_arg_type argtype)
{
  int l0 = TOLOWER (src[0]);
  int l1 = l0 ? TOLOWER (src[1]) : 0;

  if (l0 == 'r')
    {
      if (src[1] >= '1' && src[1] <= '5')
	{
	  if (src[2] >= '0' && src[2] <= '9'
	      && ! IDENT_CHAR ((unsigned char) src[3]))
	    {
	      *mode = A_GREG_M;
	      *reg = 10 * (src[1] - '0') + src[2] - '0';
	      return 3;
	    }
	}

      if (src[1] == '6')
	{
	  if (src[2] >= '0' && src[2] <= '3'
	      && ! IDENT_CHAR ((unsigned char) src[3]))
	    {
	      *mode = A_GREG_M;
	      *reg = 60 + src[2] - '0';
	      return 3;
	    }
	}

      if (src[1] >= '0' && src[1] <= '9'
	  && ! IDENT_CHAR ((unsigned char) src[2]))
	{
	  *mode = A_GREG_M;
	  *reg = (src[1] - '0');
	  return 2;
	}
    }

  if (l0 == 't' && l1 == 'r')
    {
      if (src[2] >= '0' && src[2] <= '7'
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_TREG_B;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  if (l0 == 'f' && l1 == 'r')
    {
      if (src[2] >= '1' && src[2] <= '5')
	{
	  if (src[3] >= '0' && src[3] <= '9'
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FREG_G;
	      *reg = 10 * (src[2] - '0') + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] == '6')
	{
	  if (src[3] >= '0' && src[3] <= '3'
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FREG_G;
	      *reg = 60 + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] >= '0' && src[2] <= '9'
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_FREG_G;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  if (l0 == 'f' && l1 == 'v')
    {
      if (src[2] >= '1' && src[2] <= '5')
	{
	  if (src[3] >= '0' && src[3] <= '9'
	      && ((10 * (src[2] - '0') + src[3] - '0') % 4) == 0
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FVREG_G;
	      *reg = 10 * (src[2] - '0') + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] == '6')
	{
	  if (src[3] == '0'
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FVREG_G;
	      *reg = 60 + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] >= '0' && src[2] <= '9'
	  && ((src[2] - '0') % 4) == 0
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_FVREG_G;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  if (l0 == 'd' && l1 == 'r')
    {
      if (src[2] >= '1' && src[2] <= '5')
	{
	  if (src[3] >= '0' && src[3] <= '9'
	      && ((src[3] - '0') % 2) == 0
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_DREG_G;
	      *reg = 10 * (src[2] - '0') + src[3] - '0';
	      return 4;
	    }
	}

      if (src[2] == '6')
	{
	  if ((src[3] == '0' || src[3] == '2')
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_DREG_G;
	      *reg = 60 + src[3] - '0';
	      return 4;
	    }
	}

      if (src[2] >= '0' && src[2] <= '9'
	  && ((src[2] - '0') % 2) == 0
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_DREG_G;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  if (l0 == 'f' && l1 == 'p')
    {
      if (src[2] >= '1' && src[2] <= '5')
	{
	  if (src[3] >= '0' && src[3] <= '9'
	      && ((src[3] - '0') % 2) == 0
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FPREG_G;
	      *reg = 10 * (src[2] - '0') + src[3] - '0';
	      return 4;
	    }
	}

      if (src[2] == '6')
	{
	  if ((src[3] == '0' || src[3] == '2')
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_FPREG_G;
	      *reg = 60 + src[3] - '0';
	      return 4;
	    }
	}

      if (src[2] >= '0' && src[2] <= '9'
	  && ((src[2] - '0') % 2) == 0
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_FPREG_G;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  if (l0 == 'm' && strncasecmp (src, "mtrx", 4) == 0)
    {
      if (src[4] == '0' && ! IDENT_CHAR ((unsigned char) src[5]))
	{
	  *mode = A_FMREG_G;
	  *reg = 0;
	  return 5;
	}

      if (src[4] == '1' && src[5] == '6'
	  && ! IDENT_CHAR ((unsigned char) src[6]))
	{
	  *mode = A_FMREG_G;
	  *reg = 16;
	  return 6;
	}

      if (src[4] == '3' && src[5] == '2'
	  && ! IDENT_CHAR ((unsigned char) src[6]))
	{
	  *mode = A_FMREG_G;
	  *reg = 32;
	  return 6;
	}

      if (src[4] == '4' && src[5] == '8'
	  && ! IDENT_CHAR ((unsigned char) src[6]))
	{
	  *mode = A_FMREG_G;
	  *reg = 48;
	  return 6;
	}
    }

  if (l0 == 'c' && l1 == 'r')
    {
      if (src[2] >= '1' && src[2] <= '5')
	{
	  if (src[3] >= '0' && src[3] <= '9'
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_CREG_K;
	      *reg = 10 * (src[2] - '0') + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] == '6')
	{
	  if (src[3] >= '0' && src[3] <= '3'
	      && ! IDENT_CHAR ((unsigned char) src[4]))
	    {
	      *mode = A_CREG_K;
	      *reg = 60 + src[3] - '0';
	      return 4;
	    }
	}
      if (src[2] >= '0' && src[2] <= '9'
	  && ! IDENT_CHAR ((unsigned char) src[3]))
	{
	  *mode = A_CREG_K;
	  *reg = (src[2] - '0');
	  return 3;
	}
    }

  /* We either have an error, a symbol or a control register by predefined
     name.  To keep things simple but still fast for normal cases, we do
     linear search in the (not to big) table of predefined control
     registers.  We only do this when we *expect* a control register.
     Those instructions should be rare enough that linear searching is ok.
     Or just read them into a hash-table in shmedia_md_begin.  Since they
     cannot be specified in the same place of symbol operands, don't add
     them there to the *main* symbol table as being in "reg_section".  */
  if (argtype == A_CREG_J || argtype == A_CREG_K)
    {
      const shmedia_creg_info *cregp;
      int len = 0;

      for (cregp = shmedia_creg_table; cregp->name != NULL; cregp++)
	{
	  len = strlen (cregp->name);
	  if (strncasecmp (cregp->name, src, len) == 0
	      && ! IDENT_CHAR (src[len]))
	    break;
	}

      if (cregp->name != NULL)
	{
	  *mode = A_CREG_K;
	  *reg = cregp->cregno;
	  return len;
	}
    }

  return 0;
}

/* Called from md_estimate_size_before_relax in tc-sh.c  */

static int
shmedia_md_estimate_size_before_relax (fragS *fragP,
				       segT segment_type ATTRIBUTE_UNUSED)
{
  int old_fr_fix;
  expressionS *exp;

  /* For ELF, we can't relax externally visible symbols; see tc-i386.c.  */
  bfd_boolean sym_relaxable
    = (fragP->fr_symbol
       && S_GET_SEGMENT (fragP->fr_symbol) == segment_type
       && ! S_IS_EXTERNAL (fragP->fr_symbol)
       && ! S_IS_WEAK (fragP->fr_symbol));

  old_fr_fix = fragP->fr_fix;

  switch (fragP->fr_subtype)
    {
    case C (SH64PCREL16_32, UNDEF_SH64PCREL):
    case C (SH64PCREL16PT_32, UNDEF_SH64PCREL):
      /* Used to be to somewhere which was unknown.  */
      if (sym_relaxable)
	{
	  int what = GET_WHAT (fragP->fr_subtype);

	  /* In this segment, so head for shortest.  */
	  fragP->fr_subtype = C (what, SH64PCREL16);
	}
      else
	{
	  int what = GET_WHAT (fragP->fr_subtype);
	  /* We know the abs value, but we don't know where we will be
	     linked, so we must make it the longest.  Presumably we could
	     switch to a non-pcrel representation, but having absolute
	     values in PT operands should be rare enough not to be worth
	     adding that code.  */
	  fragP->fr_subtype = C (what, SH64PCREL32);
	}
      fragP->fr_var = md_relax_table[fragP->fr_subtype].rlx_length;
      break;

    case C (SH64PCREL16_64, UNDEF_SH64PCREL):
    case C (SH64PCREL16PT_64, UNDEF_SH64PCREL):
      /* Used to be to somewhere which was unknown.  */
      if (sym_relaxable)
	{
	  int what = GET_WHAT (fragP->fr_subtype);

	  /* In this segment, so head for shortest.  */
	  fragP->fr_subtype = C (what, SH64PCREL16);
	}
      else
	{
	  int what = GET_WHAT (fragP->fr_subtype);
	  /* We know the abs value, but we don't know where we will be
	     linked, so we must make it the longest.  Presumably we could
	     switch to a non-pcrel representation, but having absolute
	     values in PT operands should be rare enough not to be worth
	     adding that code.  */
	  fragP->fr_subtype = C (what, SH64PCREL64);
	}
      fragP->fr_var = md_relax_table[fragP->fr_subtype].rlx_length;
      break;

    case C (MOVI_IMM_64, UNDEF_MOVI):
    case C (MOVI_IMM_32, UNDEF_MOVI):
      exp = NULL;

      /* Look inside the "symbol".  If we find a PC-relative expression,
	 change this to a PC-relative, relaxable expression.  */
      if (fragP->fr_symbol != NULL
	  && (exp = symbol_get_value_expression (fragP->fr_symbol)) != NULL
	  && exp->X_op == O_subtract
	  && exp->X_op_symbol != NULL
	  && S_GET_SEGMENT (exp->X_op_symbol) == segment_type)
	{
	  int what = GET_WHAT (fragP->fr_subtype);
	  int what_high = what == MOVI_IMM_32 ? MOVI_32 : MOVI_64;
	  expressionS *opexp
	    = symbol_get_value_expression (exp->X_op_symbol);
	  expressionS *addexp
	    = symbol_get_value_expression (exp->X_add_symbol);

	  /* Change the MOVI expression to the "X" in "X - Y" and subtract
	     Y:s offset to this location from X.  Note that we can only
	     allow an Y which is offset from this frag.  */
	  if (opexp != NULL
	      && addexp != NULL
	      && opexp->X_op == O_constant
	      && fragP == symbol_get_frag (exp->X_op_symbol))
	    {
	      /* At this point, before relaxing, the add-number of opexp
		 is the offset from the fr_fix part.  */
	      fragP->fr_offset
		= (exp->X_add_number
		   - (opexp->X_add_number - (fragP->fr_fix - 4)));
	      fragP->fr_symbol = exp->X_add_symbol;

	      what = what == MOVI_IMM_32
		? MOVI_IMM_32_PCREL : MOVI_IMM_64_PCREL;

	      /* Check the "X" symbol to estimate the size of this
		 PC-relative expression.  */
	      if (S_GET_SEGMENT (exp->X_add_symbol) == segment_type
		  && ! S_IS_EXTERNAL (exp->X_add_symbol)
		  && ! S_IS_WEAK (exp->X_add_symbol))
		fragP->fr_subtype = C (what, MOVI_16);
	      else
		fragP->fr_subtype = C (what, what_high);

	      /* This is now a PC-relative expression, fit to be relaxed.  */
	    }
	  else
	    fragP->fr_subtype = C (what, what_high);
	}
      else if (fragP->fr_symbol == NULL
	       || (S_GET_SEGMENT (fragP->fr_symbol) == absolute_section
		   && exp->X_op == O_constant))
	{
	  unsigned long insn
	    = (target_big_endian
	       ? bfd_getb32 (fragP->fr_opcode)
	       : bfd_getl32 (fragP->fr_opcode));
	  offsetT one = (offsetT) 1;
	  offsetT value = fragP->fr_offset
	    + (fragP->fr_symbol == NULL ? 0 : S_GET_VALUE (fragP->fr_symbol));

	  if (value >= (-((offsetT) 1 << 15)) && value < ((offsetT) 1 << 15))
	    {
	      /* Fits in 16-bit signed number.  */
	      int what = GET_WHAT (fragP->fr_subtype);
	      fragP->fr_subtype = C (what, MOVI_16);

	      /* Just "or" in the value.  */
	      md_number_to_chars (fragP->fr_opcode,
				  insn | ((value & ((1 << 16) - 1)) << 10),
				  4);
	    }
	  else if (value >= -(one << 31)
		   && (value < (one << 31)
		       || (sh64_abi == sh64_abi_32 && value < (one << 32))))
	    {
	      /* The value fits in a 32-bit signed number.  */
	      int reg = (insn >> 4) & 0x3f;

	      /* Just "or" in the high bits of the value, making the first
		 MOVI.  */
	      md_number_to_chars (fragP->fr_opcode,
				  insn
				  | (((value >> 16) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the low bits.  Note that this insn lives
		 in the variable fragment part.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | ((value & ((1 << 16) - 1)) << 10),
				  4);

	      /* We took a piece of the variable part.  */
	      fragP->fr_fix += 4;
	    }
	  else if (GET_WHAT (fragP->fr_subtype) == MOVI_IMM_32)
	    {
	      /* Value out of range.  */
	      as_bad_where (fragP->fr_file, fragP->fr_line,
			    _("MOVI operand is not a 32-bit signed value: 0x%8x%08x"),
			    ((unsigned int) (value >> 32)
			     & (unsigned int) 0xffffffff),
			    (unsigned int) value & (unsigned int) 0xffffffff);

	      /* Must advance size, or we will get internal inconsistency
		 and fall into an assert.  */
	      fragP->fr_fix += 4;
	    }
	  /* Now we know we are allowed to expand to 48- and 64-bit values.  */
	  else if (value >= -(one << 47) && value < (one << 47))
	    {
	      /* The value fits in a 48-bit signed number.  */
	      int reg = (insn >> 4) & 0x3f;

	      /* Just "or" in the high bits of the value, making the first
		 MOVI.  */
	      md_number_to_chars (fragP->fr_opcode,
				  insn
				  | (((value >> 32) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the middle bits.  Note that this insn lives
		 in the variable fragment part.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | (((value >> 16) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the low bits.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix + 4,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | ((value & ((1 << 16) - 1)) << 10),
				  4);

	      /* We took a piece of the variable part.  */
	      fragP->fr_fix += 8;
	    }
	  else
	    {
	      /* A 64-bit number.  */
	      int reg = (insn >> 4) & 0x3f;

	      /* Just "or" in the high bits of the value, making the first
		 MOVI.  */
	      md_number_to_chars (fragP->fr_opcode,
				  insn
				  | (((value >> 48) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the midhigh bits.  Note that this insn lives
		 in the variable fragment part.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | (((value >> 32) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the midlow bits.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix + 4,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | (((value >> 16) & ((1 << 16) - 1)) << 10),
				  4);

	      /* Add a SHORI with the low bits.  */
	      md_number_to_chars (fragP->fr_literal + old_fr_fix + 8,
				  SHMEDIA_SHORI_OPC
				  | (reg << 4)
				  | ((value & ((1 << 16) - 1)) << 10), 4);
	      /* We took all of the variable part.  */
	      fragP->fr_fix += 12;
	    }

	  /* MOVI expansions that get here have not been converted to
	     PC-relative frags, but instead expanded by
	     md_number_to_chars or by calling shmedia_md_convert_frag
	     with final == FALSE.  We must not have them around as
	     frags anymore; symbols would be prematurely evaluated
	     when relaxing.  We will not need to have md_convert_frag
	     called again with them; any further handling is through
	     the already emitted fixups.  */
	  frag_wane (fragP);
	  break;
	}
      fragP->fr_var = md_relax_table[fragP->fr_subtype].rlx_length;
      break;

      /* For relaxation states that remain unchanged, report the
         estimated length.  */
    case C (SH64PCREL16_32, SH64PCREL16):
    case C (SH64PCREL16PT_32, SH64PCREL16):
    case C (SH64PCREL16_32, SH64PCREL32):
    case C (SH64PCREL16PT_32, SH64PCREL32):
    case C (SH64PCREL16_32, SH64PCRELPLT):
    case C (SH64PCREL16PT_32, SH64PCRELPLT):
    case C (SH64PCREL16_64, SH64PCREL16):
    case C (SH64PCREL16PT_64, SH64PCREL16):
    case C (SH64PCREL16_64, SH64PCREL32):
    case C (SH64PCREL16PT_64, SH64PCREL32):
    case C (SH64PCREL16_64, SH64PCREL48):
    case C (SH64PCREL16PT_64, SH64PCREL48):
    case C (SH64PCREL16_64, SH64PCREL64):
    case C (SH64PCREL16PT_64, SH64PCREL64):
    case C (SH64PCREL16_64, SH64PCRELPLT):
    case C (SH64PCREL16PT_64, SH64PCRELPLT):
    case C (MOVI_IMM_32, MOVI_16):
    case C (MOVI_IMM_32, MOVI_32):
    case C (MOVI_IMM_32, MOVI_GOTOFF):
    case C (MOVI_IMM_32_PCREL, MOVI_16):
    case C (MOVI_IMM_32_PCREL, MOVI_32):
    case C (MOVI_IMM_32_PCREL, MOVI_PLT):
    case C (MOVI_IMM_32_PCREL, MOVI_GOTPC):
    case C (MOVI_IMM_64, MOVI_16):
    case C (MOVI_IMM_64, MOVI_32):
    case C (MOVI_IMM_64, MOVI_48):
    case C (MOVI_IMM_64, MOVI_64):
    case C (MOVI_IMM_64, MOVI_GOTOFF):
    case C (MOVI_IMM_64_PCREL, MOVI_16):
    case C (MOVI_IMM_64_PCREL, MOVI_32):
    case C (MOVI_IMM_64_PCREL, MOVI_48):
    case C (MOVI_IMM_64_PCREL, MOVI_64):
    case C (MOVI_IMM_64_PCREL, MOVI_PLT):
    case C (MOVI_IMM_64_PCREL, MOVI_GOTPC):
      fragP->fr_var = md_relax_table[fragP->fr_subtype].rlx_length;
      break;

    default:
      abort ();
    }

  return fragP->fr_var + (fragP->fr_fix - old_fr_fix);
}

/* Parse an expression, SH64-style.  Copied from tc-sh.c, but with
   datatypes adjusted.  */

static char *
shmedia_parse_exp (char *s, shmedia_operand_info *op)
{
  char *save;
  char *new_pointer;

  save = input_line_pointer;
  input_line_pointer = s;
  expression (&op->immediate);
  if (op->immediate.X_op == O_absent)
    as_bad (_("missing operand"));
  new_pointer = input_line_pointer;
  input_line_pointer = save;
  return new_pointer;
}

/* Parse an operand.  Store pointer to next character in *PTR.  */

static void
shmedia_get_operand (char **ptr, shmedia_operand_info *op,
		     shmedia_arg_type argtype)
{
  char *src = *ptr;
  shmedia_arg_type mode = (shmedia_arg_type) -1;
  unsigned int len;

  len = shmedia_parse_reg (src, &mode, &(op->reg), argtype);
  if (len)
    {
      *ptr = src + len;
      op->type = mode;
    }
  else
    {
      /* Not a reg, so it must be a displacement.  */
      *ptr = shmedia_parse_exp (src, op);
      op->type = A_IMMM;

      /* This is just an initialization; shmedia_get_operands will change
	 as needed.  */
      op->reloctype = BFD_RELOC_NONE;
    }
}

/* Parse the operands for this insn; return NULL if invalid, else return
   how much text was consumed.  */

static char *
shmedia_get_operands (shmedia_opcode_info *info, char *args,
		      shmedia_operands_info *operands)
{
  char *ptr = args;
  int i;

  if (*ptr == ' ')
    ptr++;

  for (i = 0; info->arg[i] != 0; i++)
    {
      memset (operands->operands + i, 0, sizeof (operands->operands[0]));

      /* No operand to get for these fields.  */
      if (info->arg[i] == A_REUSE_PREV)
	continue;

      shmedia_get_operand (&ptr, &operands->operands[i], info->arg[i]);

      /* Check operands type match.  */
      switch (info->arg[i])
	{
	case A_GREG_M:
	case A_GREG_N:
	case A_GREG_D:
	  if (operands->operands[i].type != A_GREG_M)
	    return NULL;
	  break;

	case A_FREG_G:
	case A_FREG_H:
	case A_FREG_F:
	  if (operands->operands[i].type != A_FREG_G)
	    return NULL;
	  break;

	case A_FVREG_G:
	case A_FVREG_H:
	case A_FVREG_F:
	  if (operands->operands[i].type != A_FVREG_G)
	    return NULL;
	  break;

	case A_FMREG_G:
	case A_FMREG_H:
	case A_FMREG_F:
	  if (operands->operands[i].type != A_FMREG_G)
	    return NULL;
	  break;

	case A_FPREG_G:
	case A_FPREG_H:
	case A_FPREG_F:
	  if (operands->operands[i].type != A_FPREG_G)
	    return NULL;
	  break;

	case A_DREG_G:
	case A_DREG_H:
	case A_DREG_F:
	  if (operands->operands[i].type != A_DREG_G)
	    return NULL;
	  break;

	case A_TREG_A:
	case A_TREG_B:
	  if (operands->operands[i].type != A_TREG_B)
	    return NULL;
	  break;

	case A_CREG_J:
	case A_CREG_K:
	  if (operands->operands[i].type != A_CREG_K)
	    return NULL;
	  break;

	case A_IMMS16:
	case A_IMMU16:
	  /* Check for an expression that looks like S & 65535 or
	     (S >> N) & 65535, where N = 0, 16, 32, 48.

	     Get the S and put at operands->operands[i].immediate, and
	     adjust operands->operands[i].reloctype.  */
	  {
	    expressionS *imm_expr = &operands->operands[i].immediate;
	    expressionS *right_expr;

	    if (operands->operands[i].type == A_IMMM
		&& imm_expr->X_op == O_bit_and
		&& imm_expr->X_op_symbol != NULL
		&& ((right_expr
		     = symbol_get_value_expression (imm_expr->X_op_symbol))
		    ->X_op == O_constant)
		&& right_expr->X_add_number == 0xffff)
	      {
		symbolS *inner = imm_expr->X_add_symbol;
		bfd_reloc_code_real_type reloctype = BFD_RELOC_SH_IMM_LOW16;
		expressionS *inner_expr
		  = symbol_get_value_expression (inner);

		if (inner_expr->X_op == O_right_shift)
		  {
		    expressionS *inner_right;

		    if (inner_expr->X_op_symbol != NULL
		      && ((inner_right
			   = symbol_get_value_expression (inner_expr
							  ->X_op_symbol))
			  ->X_op == O_constant))
		      {
			offsetT addnum
			  = inner_right->X_add_number;

			if (addnum == 0 || addnum == 16 || addnum == 32
			    || addnum == 48)
			  {
			    reloctype
			      = (addnum == 0
				 ? BFD_RELOC_SH_IMM_LOW16
				 : (addnum == 16
				    ? BFD_RELOC_SH_IMM_MEDLOW16
				    : (addnum == 32
				       ? BFD_RELOC_SH_IMM_MEDHI16
				       : BFD_RELOC_SH_IMM_HI16)));

			    inner = inner_expr->X_add_symbol;
			    inner_expr = symbol_get_value_expression (inner);
			  }
		      }
		  }

		/* I'm not sure I understand the logic, but evidently the
		   inner expression of a lone symbol is O_constant, with
		   the actual symbol in expr_section.  For a constant, the
		   section would be absolute_section.  For sym+offset,
		   it's O_symbol as always.  See expr.c:make_expr_symbol,
		   first statements.  */

		if (inner_expr->X_op == O_constant
		    && S_GET_SEGMENT (inner) != absolute_section)
		  {
		    operands->operands[i].immediate.X_op = O_symbol;
		    operands->operands[i].immediate.X_add_symbol = inner;
		    operands->operands[i].immediate.X_add_number = 0;
		  }
		else
		  operands->operands[i].immediate
		    = *symbol_get_value_expression (inner);

		operands->operands[i].reloctype = reloctype;
	      }
	  }
	  /* Fall through.  */
	case A_IMMS6:
	case A_IMMS6BY32:
	case A_IMMS10:
	case A_IMMS10BY1:
	case A_IMMS10BY2:
	case A_IMMS10BY4:
	case A_IMMS10BY8:
	case A_PCIMMS16BY4:
	case A_PCIMMS16BY4_PT:
	case A_IMMU5:
	case A_IMMU6:
	  if (operands->operands[i].type != A_IMMM)
	    return NULL;

	  if (sh_check_fixup (&operands->operands[i].immediate,
			      &operands->operands[i].reloctype))
	    {
	      as_bad (_("invalid PIC reference"));
	      return NULL;
	    }

	  break;

	default:
	  BAD_CASE (info->arg[i]);
	}

      if (*ptr == ',' && info->arg[i + 1])
	ptr++;
    }
  return ptr;
}


/* Find an opcode at the start of *STR_P in the hash table, and set
   *STR_P to the first character after the last one read.  */

static shmedia_opcode_info *
shmedia_find_cooked_opcode (char **str_p)
{
  char *str = *str_p;
  char *op_start;
  char *op_end;
  char name[20];
  unsigned int nlen = 0;

  /* Drop leading whitespace.  */
  while (*str == ' ')
    str++;

  /* Find the op code end.  */
  for (op_start = op_end = str;
       *op_end
       && nlen < sizeof (name) - 1
       && ! is_end_of_line[(unsigned char) *op_end]
       && ! ISSPACE ((unsigned char) *op_end);
       op_end++)
    {
      unsigned char c = op_start[nlen];

      /* The machine independent code will convert CMP/EQ into cmp/EQ
	 because it thinks the '/' is the end of the symbol.  Moreover,
	 all but the first sub-insn is a parallel processing insn won't
	 be capitalized.  Instead of hacking up the machine independent
	 code, we just deal with it here.  */
      c = TOLOWER (c);
      name[nlen] = c;
      nlen++;
    }

  name[nlen] = 0;
  *str_p = op_end;

  if (nlen == 0)
    as_bad (_("can't find opcode"));

  return
    (shmedia_opcode_info *) hash_find (shmedia_opcode_hash_control, name);
}

/* Build up an instruction, including allocating the frag.  */

static int
shmedia_build_Mytes (shmedia_opcode_info *opcode,
		     shmedia_operands_info *operands)
{
  unsigned long insn = opcode->opcode_base;
  int i, j;
  char *insn_loc = frag_more (4);

  /* The parameter to dwarf2_emit_insn is actually the offset to the start
     of the insn from the fix piece of instruction that was emitted.
     Since we want .debug_line addresses to record (address | 1) for
     SHmedia insns, we get the wanted effect by taking one off the size,
     knowing it's a multiple of 4.  We count from the first fix piece of
     the insn.  There must be no frags changes (frag_more or frag_var)
     calls in-between the frag_more call we account for, and this
     dwarf2_emit_insn call.  */
  dwarf2_emit_insn (3);

  /* This is stored into any frag_var operand.  */
  sh64_last_insn_frag = frag_now;

  /* Loop over opcode info, emit an instruction.  */
  for (i = 0, j = 0; opcode->arg[i]; i++)
    {
      shmedia_arg_type argtype = opcode->arg[i];
      shmedia_operand_info *opjp = &operands->operands[j];
      switch (argtype)
	{
	case A_TREG_A:
	case A_TREG_B:
	case A_GREG_M:
	case A_GREG_N:
	case A_GREG_D:
	case A_FREG_G:
	case A_FREG_H:
	case A_FREG_F:
	case A_FVREG_G:
	case A_FVREG_H:
	case A_FVREG_F:
	case A_FMREG_G:
	case A_FMREG_H:
	case A_FMREG_F:
	case A_FPREG_G:
	case A_FPREG_H:
	case A_FPREG_F:
	case A_DREG_G:
	case A_DREG_H:
	case A_DREG_F:
	case A_CREG_J:
	case A_CREG_K:
	  /* Six-bit register fields.  They just get filled with the
	     parsed register number.  */
	  insn |= (opjp->reg << opcode->nibbles[i]);
	  j++;
	  break;

	case A_REUSE_PREV:
	  /* Copy the register for the previous operand to this position.  */
	  insn |= (operands->operands[j - 1].reg << opcode->nibbles[i]);
	  j++;
	  break;

	case A_IMMS6:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMS6);
	  j++;
	  break;

	case A_IMMS6BY32:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMS6BY32);
	  j++;
	  break;

	case A_IMMS10BY1:
	case A_IMMS10:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMS10);
	  j++;
	  break;

	case A_IMMS10BY2:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMS10BY2);
	  j++;
	  break;

	case A_IMMS10BY4:
	  if (opjp->reloctype == BFD_RELOC_NONE)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_IMMS10BY4);
	  else if (opjp->reloctype == BFD_RELOC_SH_GOTPLT32)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_GOTPLT10BY4);
	  else if (opjp->reloctype == BFD_RELOC_32_GOT_PCREL)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_GOT10BY4);
	  else
	    as_bad (_("invalid PIC reference"));
	  j++;
	  break;

	case A_IMMS10BY8:
	  if (opjp->reloctype == BFD_RELOC_NONE)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_IMMS10BY8);
	  else if (opjp->reloctype == BFD_RELOC_SH_GOTPLT32)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_GOTPLT10BY8);
	  else if (opjp->reloctype == BFD_RELOC_32_GOT_PCREL)
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  BFD_RELOC_SH_GOT10BY8);
	  else
	    as_bad (_("invalid PIC reference"));
	  j++;
	  break;

	case A_IMMS16:
	  /* Sneak a peek if this is the MOVI insn.  If so, check if we
	     should expand it.  */
	  if (opjp->reloctype == BFD_RELOC_32_GOT_PCREL)
	    opjp->reloctype = BFD_RELOC_SH_GOT_LOW16;
	  else if (opjp->reloctype == BFD_RELOC_SH_GOTPLT32)
	    opjp->reloctype = BFD_RELOC_SH_GOTPLT_LOW16;

	  if ((opjp->reloctype == BFD_RELOC_NONE
	       || opjp->reloctype == BFD_RELOC_32_GOTOFF
	       || opjp->reloctype == BFD_RELOC_32_PLT_PCREL
	       || opjp->reloctype == BFD_RELOC_SH_GOTPC)
	      && opcode->opcode_base == SHMEDIA_MOVI_OPC
	      && (opjp->immediate.X_op != O_constant
		  || opjp->immediate.X_add_number < -32768
		  || opjp->immediate.X_add_number > 32767)
	      && (sh64_expand
		  || opjp->reloctype == BFD_RELOC_32_GOTOFF
		  || opjp->reloctype == BFD_RELOC_32_PLT_PCREL
		  || opjp->reloctype == BFD_RELOC_SH_GOTPC))
	    {
	      int what = sh64_abi == sh64_abi_64 ? MOVI_IMM_64 : MOVI_IMM_32;
	      offsetT max = sh64_abi == sh64_abi_64 ? MOVI_64 : MOVI_32;
	      offsetT min = MOVI_16;
	      offsetT init = UNDEF_MOVI;
	      valueT addvalue
		= opjp->immediate.X_op_symbol != NULL
		? 0 : opjp->immediate.X_add_number;
	      symbolS *sym
		= opjp->immediate.X_op_symbol != NULL
		? make_expr_symbol (&opjp->immediate)
		: opjp->immediate.X_add_symbol;

	      if (opjp->reloctype == BFD_RELOC_32_GOTOFF)
		init = max = min = MOVI_GOTOFF;
	      else if (opjp->reloctype == BFD_RELOC_32_PLT_PCREL)
		{
		  init = max = min = MOVI_PLT;
		  what = (sh64_abi == sh64_abi_64
			  ? MOVI_IMM_64_PCREL
			  : MOVI_IMM_32_PCREL);
		}
	      else if (opjp->reloctype == BFD_RELOC_SH_GOTPC)
		{
		  init = max = min = MOVI_GOTPC;
		  what = (sh64_abi == sh64_abi_64
			  ? MOVI_IMM_64_PCREL
			  : MOVI_IMM_32_PCREL);
		}

	      frag_var (rs_machine_dependent,
			md_relax_table[C (what, max)].rlx_length,
			md_relax_table[C (what, min)].rlx_length,
			C (what, init), sym, addvalue, insn_loc);
	    }
	  else
	    insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					  (opjp->reloctype
					   == BFD_RELOC_NONE)
					  ? BFD_RELOC_SH_IMMS16
					  : opjp->reloctype);
	  j++;
	  break;

	case A_PCIMMS16BY4:
	  {
	    int what
	      = ((sh64_abi == sh64_abi_64 && ! sh64_pt32)
		 ? SH64PCREL16_64 : SH64PCREL16_32);
	    offsetT max
	      = ((sh64_abi == sh64_abi_64 && ! sh64_pt32)
		 ? SH64PCREL64 : SH64PCREL32);
	    offsetT min = SH64PCREL16;
	    offsetT init = UNDEF_SH64PCREL;

	    /* Don't allow complex expressions here.  */
	    if (opjp->immediate.X_op_symbol != NULL)
	      {
		as_bad (_("invalid operand: expression in PT target"));
		return 0;
	      }

	    if (opjp->reloctype == BFD_RELOC_32_PLT_PCREL)
	      init = max = min = SH64PCRELPLT;

	    /* If we're not expanding, then just emit a fixup.  */
	    if (sh64_expand || opjp->reloctype != BFD_RELOC_NONE)
	      frag_var (rs_machine_dependent,
			md_relax_table[C (what, max)].rlx_length,
			md_relax_table[C (what, min)].rlx_length,
			C (what, init),
			opjp->immediate.X_add_symbol,
			opjp->immediate.X_add_number,
			insn_loc);
	    else
	      insn |= shmedia_immediate_op (insn_loc, opjp, 1,
					    opjp->reloctype == BFD_RELOC_NONE
					    ? BFD_RELOC_SH_PT_16
					    : opjp->reloctype);

	    j++;
	    break;
	  }

	case A_PCIMMS16BY4_PT:
	  {
	    int what
	      = ((sh64_abi == sh64_abi_64 && ! sh64_pt32)
		 ? SH64PCREL16PT_64 : SH64PCREL16PT_32);
	    offsetT max
	      = ((sh64_abi == sh64_abi_64 && ! sh64_pt32)
		 ? SH64PCREL64 : SH64PCREL32);
	    offsetT min = SH64PCREL16;
	    offsetT init = UNDEF_SH64PCREL;

	    /* Don't allow complex expressions here.  */
	    if (opjp->immediate.X_op_symbol != NULL)
	      {
		as_bad (_("invalid operand: expression in PT target"));
		return 0;
	      }

	    if (opjp->reloctype == BFD_RELOC_32_PLT_PCREL)
	      init = max = min = SH64PCRELPLT;

	    /* If we're not expanding, then just emit a fixup.  */
	    if (sh64_expand || opjp->reloctype != BFD_RELOC_NONE)
	      frag_var (rs_machine_dependent,
			md_relax_table[C (what, max)].rlx_length,
			md_relax_table[C (what, min)].rlx_length,
			C (what, init),
			opjp->immediate.X_add_symbol,
			opjp->immediate.X_add_number,
			insn_loc);
	    else
	      /* This reloc-type is just temporary, so we can distinguish
		 PTA from PT.  It is changed in shmedia_md_apply_fix to
		 BFD_RELOC_SH_PT_16.  */
	      insn |= shmedia_immediate_op (insn_loc, opjp, 1,
					    opjp->reloctype == BFD_RELOC_NONE
					    ? SHMEDIA_BFD_RELOC_PT
					    : opjp->reloctype);

	    j++;
	    break;
	  }

	case A_IMMU5:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMU5);
	  j++;
	  break;

	case A_IMMU6:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					BFD_RELOC_SH_IMMU6);
	  j++;
	  break;

	case A_IMMU16:
	  insn |= shmedia_immediate_op (insn_loc, opjp, 0,
					(opjp->reloctype
					 == BFD_RELOC_NONE)
					? BFD_RELOC_SH_IMMU16
					: opjp->reloctype);
	  j++;
	  break;

	default:
	  BAD_CASE (argtype);
	}
    }

  md_number_to_chars (insn_loc, insn, 4);
  return 4;
}

/* Assemble a SHmedia instruction.  */

static void
shmedia_md_assemble (char *str)
{
  char *op_end;
  shmedia_opcode_info *opcode;
  shmedia_operands_info operands;
  int size;

  opcode = shmedia_find_cooked_opcode (&str);
  op_end = str;

  if (opcode == NULL)
    {
      as_bad (_("unknown opcode"));
      return;
    }

  /* Start a SHmedia code region, if there has been pseudoinsns or similar
     seen since the last one.  */
  if (!seen_insn)
    {
      sh64_update_contents_mark (TRUE);
      sh64_set_contents_type (CRT_SH5_ISA32);
      seen_insn = TRUE;
    }

  op_end = shmedia_get_operands (opcode, op_end, &operands);

  if (op_end == NULL)
    {
      as_bad (_("invalid operands to %s"), opcode->name);
      return;
    }

  if (*op_end)
    {
      as_bad (_("excess operands to %s"), opcode->name);
      return;
    }

  size = shmedia_build_Mytes (opcode, &operands);
  if (size == 0)
    return;
}

/* Hook called from md_begin in tc-sh.c.  */

void
shmedia_md_begin (void)
{
  const shmedia_opcode_info *shmedia_opcode;
  shmedia_opcode_hash_control = hash_new ();

  /* Create opcode table for SHmedia mnemonics.  */
  for (shmedia_opcode = shmedia_table;
       shmedia_opcode->name;
       shmedia_opcode++)
    hash_insert (shmedia_opcode_hash_control, shmedia_opcode->name,
		 (char *) shmedia_opcode);
}

/* Switch instruction set.  Only valid if one of the --isa or --abi
   options was specified.  */

static void
s_sh64_mode (int ignore ATTRIBUTE_UNUSED)
{
  char *name = input_line_pointer, ch;

  /* Make sure data up to this location is handled according to the
     previous ISA.  */
  sh64_update_contents_mark (TRUE);

  while (!is_end_of_line[(unsigned char) *input_line_pointer])
    input_line_pointer++;
  ch = *input_line_pointer;
  *input_line_pointer = '\0';

  /* If the mode was not set before, explicitly or implicitly, then we're
     not emitting SH64 code, so this pseudo is invalid.  */
  if (sh64_isa_mode == sh64_isa_unspecified)
    as_bad (_("The `.mode %s' directive is not valid with this architecture"),
	    name);

  if (strcasecmp (name, "shcompact") == 0)
    sh64_isa_mode = sh64_isa_shcompact;
  else if (strcasecmp (name, "shmedia") == 0)
    sh64_isa_mode = sh64_isa_shmedia;
  else
    as_bad (_("Invalid argument to .mode: %s"), name);

  /* Make a new frag, marking it with the supposedly-changed ISA.  */
  frag_wane (frag_now);
  frag_new (0);

  /* Contents type up to this new point is the same as before; don't add a
     data region just because the new frag we created.  */
  sh64_update_contents_mark (FALSE);

  *input_line_pointer = ch;
  demand_empty_rest_of_line ();
}

/* Check that the right ABI is used.  Only valid if one of the --isa or
   --abi options was specified.  */

static void
s_sh64_abi (int ignore ATTRIBUTE_UNUSED)
{
  char *name = input_line_pointer, ch;

  while (!is_end_of_line[(unsigned char) *input_line_pointer])
    input_line_pointer++;
  ch = *input_line_pointer;
  *input_line_pointer = '\0';

  /* If the mode was not set before, explicitly or implicitly, then we're
     not emitting SH64 code, so this pseudo is invalid.  */
  if (sh64_abi == sh64_abi_unspecified)
    as_bad (_("The `.abi %s' directive is not valid with this architecture"),
	    name);

  if (strcmp (name, "64") == 0)
    {
      if (sh64_abi != sh64_abi_64)
	as_bad (_("`.abi 64' but command-line options do not specify 64-bit ABI"));
    }
  else if (strcmp (name, "32") == 0)
    {
      if (sh64_abi != sh64_abi_32)
	as_bad (_("`.abi 32' but command-line options do not specify 32-bit ABI"));
    }
  else
    as_bad (_("Invalid argument to .abi: %s"), name);

  *input_line_pointer = ch;
  demand_empty_rest_of_line ();
}

/* This function is the first target-specific function called after
   parsing command-line options.  Therefore we set default values from
   command-line options here and do some sanity checking we couldn't do
   when options were being parsed.  */

const char *
sh64_target_format (void)
{
#ifdef TE_NetBSD
  /* For NetBSD, if the ISA is unspecified, always use SHmedia.  */
  if (preset_target_arch == 0 && sh64_isa_mode == sh64_isa_unspecified)
    sh64_isa_mode = sh64_isa_shmedia;

  /* If the ABI is unspecified, select a default: based on how
     we were configured: sh64 == sh64_abi_64, else sh64_abi_32.  */
  if (sh64_abi == sh64_abi_unspecified)
    {
      if (preset_target_arch != 0 || sh64_isa_mode == sh64_isa_shcompact)
	sh64_abi = sh64_abi_32;
      else if (strncmp (TARGET_CPU, "sh64", 4) == 0)
        sh64_abi = sh64_abi_64;
      else
        sh64_abi = sh64_abi_32;
    }
#endif

#ifdef TE_LINUX
  if (preset_target_arch == 0 && sh64_isa_mode == sh64_isa_unspecified)
    sh64_isa_mode = sh64_isa_shmedia;

  if (sh64_abi == sh64_abi_unspecified)
    sh64_abi = sh64_abi_32;
#endif

  if (sh64_abi == sh64_abi_64 && sh64_isa_mode == sh64_isa_unspecified)
    sh64_isa_mode = sh64_isa_shmedia;

  if (sh64_abi == sh64_abi_32 && sh64_isa_mode == sh64_isa_unspecified)
    sh64_isa_mode = sh64_isa_shcompact;

  if (sh64_isa_mode == sh64_isa_shcompact
      && sh64_abi == sh64_abi_unspecified)
    sh64_abi = sh64_abi_32;

  if (sh64_isa_mode == sh64_isa_shmedia
      && sh64_abi == sh64_abi_unspecified)
    sh64_abi = sh64_abi_64;

  if (sh64_isa_mode == sh64_isa_unspecified && ! sh64_mix)
    as_bad (_("-no-mix is invalid without specifying SHcompact or SHmedia"));

  if ((sh64_isa_mode == sh64_isa_unspecified
       || sh64_isa_mode == sh64_isa_shmedia)
      && sh64_shcompact_const_crange)
    as_bad (_("-shcompact-const-crange is invalid without SHcompact"));

  if (sh64_pt32 && sh64_abi != sh64_abi_64)
    as_bad (_("-expand-pt32 only valid with -abi=64"));

  if (! sh64_expand && sh64_isa_mode == sh64_isa_unspecified)
    as_bad (_("-no-expand only valid with SHcompact or SHmedia"));

  if (sh64_pt32 && ! sh64_expand)
    as_bad (_("-expand-pt32 invalid together with -no-expand"));

#ifdef TE_NetBSD
  if (sh64_abi == sh64_abi_64)
    return (target_big_endian ? "elf64-sh64-nbsd" : "elf64-sh64l-nbsd");
  else
    return (target_big_endian ? "elf32-sh64-nbsd" : "elf32-sh64l-nbsd");
#elif defined (TE_LINUX)
  if (sh64_abi == sh64_abi_64)
    return (target_big_endian ? "elf64-sh64big-linux" : "elf64-sh64-linux");
  else
    return (target_big_endian ? "elf32-sh64big-linux" : "elf32-sh64-linux");
#else
  /* When the ISA is not one of SHmedia or SHcompact, use the old SH
     object format.  */
  if (sh64_isa_mode == sh64_isa_unspecified)
    return (target_big_endian ? "elf32-sh" : "elf32-shl");
  else if (sh64_abi == sh64_abi_64)
    return (target_big_endian ? "elf64-sh64" : "elf64-sh64l");
  else
    return (target_big_endian ? "elf32-sh64" : "elf32-sh64l");
#endif
}

/* The worker function of TARGET_MACH.  */

int
sh64_target_mach (void)
{
  /* We need to explicitly set bfd_mach_sh5 instead of the default 0.  But
     we only do this for the 64-bit ABI: if we do it for the 32-bit ABI,
     the SH5 info in the bfd_arch_info structure will be selected.
     However correct, as the machine has 64-bit addresses, functions
     expected to emit 32-bit data for addresses will start failing.  For
     example, the dwarf2dbg.c functions will emit 64-bit debugging format,
     and we don't want that in the 32-bit ABI.

     We could have two bfd_arch_info structures for SH64; one for the
     32-bit ABI and one for the rest (64-bit ABI).  But that would be a
     bigger kludge: it's a flaw in the BFD design, and we need to just
     work around it by having the default machine set here in the
     assembler.  For everything else but the assembler, the various bfd
     functions will set the machine type right to bfd_mach_sh5 from object
     file header flags regardless of the 0 here.  */

  return (sh64_abi == sh64_abi_64) ? bfd_mach_sh5 : 0;
}

/* This is MD_PCREL_FROM_SECTION, we we define so it is called instead of
   md_pcrel_from (in tc-sh.c).  */

valueT
shmedia_md_pcrel_from_section (struct fix *fixP, segT sec ATTRIBUTE_UNUSED)
{
  /* Use the ISA for the instruction to decide which offset to use.  We
     can glean it from the fisup type.  */
  switch (fixP->fx_r_type)
    {
    case BFD_RELOC_SH_IMM_LOW16:
    case BFD_RELOC_SH_IMM_MEDLOW16:
    case BFD_RELOC_SH_IMM_MEDHI16:
    case BFD_RELOC_SH_IMM_HI16:
    case BFD_RELOC_SH_IMM_LOW16_PCREL:
    case BFD_RELOC_SH_IMM_MEDLOW16_PCREL:
    case BFD_RELOC_SH_IMM_MEDHI16_PCREL:
    case BFD_RELOC_SH_IMM_HI16_PCREL:
    case BFD_RELOC_SH_IMMU5:
    case BFD_RELOC_SH_IMMU6:
    case BFD_RELOC_SH_IMMS6:
    case BFD_RELOC_SH_IMMS10:
    case BFD_RELOC_SH_IMMS10BY2:
    case BFD_RELOC_SH_IMMS10BY4:
    case BFD_RELOC_SH_IMMS10BY8:
    case BFD_RELOC_SH_IMMS16:
    case BFD_RELOC_SH_IMMU16:
    case BFD_RELOC_SH_PT_16:
    case SHMEDIA_BFD_RELOC_PT:
      /* PC-relative relocs are relative to the address of the last generated
	 instruction, i.e. fx_size - 4.  */
      return SHMEDIA_MD_PCREL_FROM_FIX (fixP);

    case BFD_RELOC_64:
    case BFD_RELOC_64_PCREL:
      /* Fall through.  */

    default:
      /* If section was SHcompact, use its function.  */
      return (valueT) md_pcrel_from_section (fixP, sec);
    }

  know (0 /* Shouldn't get here.  */);
  return 0;
}

/* Create one .cranges descriptor from two symbols, STARTSYM marking begin
   and ENDSYM marking end, and CR_TYPE specifying the type.  */

static void
sh64_emit_crange (symbolS *startsym, symbolS *endsym,
		  enum sh64_elf_cr_type cr_type)
{
  expressionS exp;
  segT current_seg = now_seg;
  subsegT current_subseg = now_subseg;

  asection *cranges
    = bfd_make_section_old_way (stdoutput,
				SH64_CRANGES_SECTION_NAME);

  /* Temporarily change to the .cranges section.  */
  subseg_set (cranges, 0);

  /* Emit the cr_addr part.  */
  exp.X_op = O_symbol;
  exp.X_add_number = 0;
  exp.X_op_symbol = NULL;
  exp.X_add_symbol = startsym;
  emit_expr (&exp, 4);

  /* Emit the cr_size part.  */
  exp.X_op = O_subtract;
  exp.X_add_number = 0;
  exp.X_add_symbol = endsym;
  exp.X_op_symbol = startsym;
  emit_expr (&exp, 4);

  /* Emit the cr_size part.  */
  exp.X_op = O_constant;
  exp.X_add_number = cr_type;
  exp.X_add_symbol = NULL;
  exp.X_op_symbol = NULL;
  emit_expr (&exp, 2);

  /* Now back to our regular program.  */
  subseg_set (current_seg, current_subseg);
}

/* Called when the assembler is about to emit contents of some type into
   SEG, so it is *known* that the type of that new contents is in
   NEW_CONTENTS_TYPE.  If just switching back and forth between different
   contents types (for example, with consecutive .mode pseudos), then this
   function isn't called.  */

static void
sh64_set_contents_type (enum sh64_elf_cr_type new_contents_type)
{
  segment_info_type *seginfo;

  /* We will not be called when emitting .cranges output, since callers
     stop that.  Validize that assumption.  */
  know (!emitting_crange);

  seginfo = seg_info (now_seg);

  if (seginfo)
    {
      symbolS *symp = seginfo->tc_segment_info_data.last_contents_mark;

      enum sh64_elf_cr_type contents_type
	= seginfo->tc_segment_info_data.contents_type;

      /* If it was just SHcompact switching between code and constant
	 pool, don't change contents type.  Just make sure we don't set
	 the contents type to data, as that would join with a data-region
	 in SHmedia mode.  */
      if (sh64_isa_mode == sh64_isa_shcompact
	  && ! sh64_shcompact_const_crange)
	new_contents_type = CRT_SH5_ISA16;

      /* If nothing changed, stop here.  */
      if (contents_type == new_contents_type)
	return;

      /* If we're in 64-bit ABI mode, we do not emit .cranges, as it is
	 only specified for 32-bit addresses.  It could presumably be
	 extended, but in 64-bit ABI mode we don't have SHcompact code, so
	 we would only use it to mark code and data.  */
      if (sh64_abi == sh64_abi_64)
	{
	  /* Make the code type "sticky".  We don't want to set the
	     sections contents type to data if there's any code in it as
	     we don't have .cranges in 64-bit mode to notice the
	     difference.  */
	  seginfo->tc_segment_info_data.contents_type
	    = (new_contents_type == CRT_SH5_ISA32
	       || contents_type == CRT_SH5_ISA32)
	    ? CRT_SH5_ISA32 : new_contents_type;
	  return;
	}

      /* If none was marked, create a start symbol for this range and
	 perhaps as a closing symbol for the old one.  */
      if (symp == NULL)
	symp = symbol_new (FAKE_LABEL_NAME, now_seg, (valueT) frag_now_fix (),
			   frag_now);

      /* We will use this symbol, so don't leave a pointer behind.  */
      seginfo->tc_segment_info_data.last_contents_mark = NULL;

      /* We'll be making only datalabel references to it, if we emit a
	 .cranges descriptor, so remove any code flag.  */
      S_SET_OTHER (symp, S_GET_OTHER (symp) & ~STO_SH5_ISA32);

      /* If we have already marked the start of a range, we need to close
	 and emit it before marking a new one, so emit a new .cranges
	 descriptor into the .cranges section.  */
      if (seginfo->tc_segment_info_data.mode_start_symbol)
	{
	  /* If we're not supposed to emit mixed-mode sections, make it an
	     error, but continue processing.  */
	  if (! sh64_mix
	      && (new_contents_type == CRT_SH5_ISA32
		  || contents_type == CRT_SH5_ISA32))
	    as_bad (
_("SHmedia code not allowed in same section as constants and SHcompact code"));

	  emitting_crange = TRUE;
	  sh64_emit_crange (seginfo->tc_segment_info_data.mode_start_symbol,
			    symp, contents_type);
	  emitting_crange = FALSE;
	  seginfo->tc_segment_info_data.emitted_ranges++;
	}

      seginfo->tc_segment_info_data.mode_start_symbol = symp;
      seginfo->tc_segment_info_data.mode_start_subseg = now_subseg;
      seginfo->tc_segment_info_data.contents_type = new_contents_type;

      /* Always reset this, so the SHcompact code will emit a reloc when
	 it prepares to relax.  */
      seginfo->tc_segment_info_data.in_code = 0;
    }
  else
    as_bad (_("No segment info for current section"));
}

/* Hook when defining symbols and labels.  We set the ST_OTHER field if
   the symbol is "shmedia" (with "bitor 1" automatically applied).  Simple
   semantics for a label being "shmedia" : It was defined when .mode
   SHmedia was in effect, and it was defined in a code section.  It
   doesn't matter whether or not an assembled opcode is nearby.  */

void
sh64_frob_label (symbolS *symp)
{
  segT seg = S_GET_SEGMENT (symp);
  static const symbolS *null = NULL;

  /* Reset the tc marker for all newly created symbols.  */
  symbol_set_tc (symp, (symbolS **) &null);

  if (seg != NULL && sh64_isa_mode == sh64_isa_shmedia && subseg_text_p (seg))
    S_SET_OTHER (symp, S_GET_OTHER (symp) | STO_SH5_ISA32);
}

/* Handle the "datalabel" qualifier.  We need to call "operand", but it's
   static, so a function pointer is passed here instead.  FIXME: A target
   hook for qualifiers is needed; we currently use the md_parse_name
   symbol hook.  */

int
sh64_consume_datalabel (const char *name, expressionS *exp,
			enum expr_mode mode, char *cp,
			segT (*operandf) (expressionS *, enum expr_mode))
{
  static int parsing_datalabel = 0;

  if (strcasecmp (name, "datalabel") == 0)
    {
      int save_parsing_datalabel = parsing_datalabel;

      if (parsing_datalabel)
	as_bad (_("duplicate datalabel operator ignored"));

      *input_line_pointer = *cp;
      parsing_datalabel = 1;
      (*operandf) (exp, expr_normal);
      parsing_datalabel = save_parsing_datalabel;

      if (exp->X_op == O_symbol || exp->X_op == O_PIC_reloc)
	{
	  symbolS *symp = exp->X_add_symbol;
	  segT symseg = S_GET_SEGMENT (symp);

	  /* If the symbol is defined to something that is already a
	     datalabel, we don't need to bother with any special handling.  */
	  if (symseg != undefined_section
	      && S_GET_OTHER (symp) != STO_SH5_ISA32)
	    /* Do nothing.  */
	    ;
	  else
	    {
	      symbolS *dl_symp;
	      const char * sname = S_GET_NAME (symp);
	      char *dl_name = concat (sname, DATALABEL_SUFFIX, (char *) NULL);

	      /* Now we copy the datalabel-qualified symbol into a symbol
		 with the same name, but with " DL" appended.  We mark the
		 symbol using the TC_SYMFIELD_TYPE field with a pointer to
		 the main symbol, so we don't have to inspect all symbol
		 names.  Note that use of "datalabel" is not expected to
		 be a common case.  */

	      /* A FAKE_LABEL_NAME marks "$" or ".".  There can be any
		 number of them and all have the same (faked) name; we
		 must make a new one each time.  */
	      if (strcmp (sname, FAKE_LABEL_NAME) == 0)
		dl_symp = symbol_make (dl_name);
	      else
		dl_symp = symbol_find_or_make (dl_name);

	      free (dl_name);
	      symbol_set_value_expression (dl_symp,
					   symbol_get_value_expression (symp));
	      S_SET_SEGMENT (dl_symp, symseg);
	      symbol_set_frag (dl_symp, symbol_get_frag (symp));
	      symbol_set_tc (dl_symp, &symp);
	      copy_symbol_attributes (dl_symp, symp);
	      exp->X_add_symbol = dl_symp;

	      /* Unset the BranchTarget mark that can be set at symbol
		 creation or attributes copying.  */
	      S_SET_OTHER (dl_symp, S_GET_OTHER (dl_symp) & ~STO_SH5_ISA32);

	      /* The GLOBAL and WEAK attributes are not copied over by
		 copy_symbol_attributes.  Do it here.  */
	      if (S_IS_WEAK (symp))
		S_SET_WEAK (dl_symp);
	      else if (S_IS_EXTERNAL (symp))
		S_SET_EXTERNAL (dl_symp);
	    }
	}
      /* Complain about other types of operands than symbol, unless they
	 have already been complained about.  A constant is always a
	 datalabel.  Removing the low bit would therefore be wrong.
	 Complaining about it would also be wrong.  */
      else if (exp->X_op != O_illegal
	       && exp->X_op != O_absent
	       && exp->X_op != O_constant)
	as_bad (_("Invalid DataLabel expression"));

      *cp = *input_line_pointer;

      return 1;
    }

  return sh_parse_name (name, exp, mode, cp);
}

/* This function is called just before symbols are being output.  It
   returns zero when a symbol must be output, non-zero otherwise.
   Datalabel references that were fully resolved to local symbols are not
   necessary to output.  We also do not want to output undefined symbols
   that are not used in relocs.  For symbols that are used in a reloc, it
   does not matter what we set here.  If it is *not* used in a reloc, then
   it was probably the datalabel counterpart that was used in a reloc;
   then we need not output the main symbol.  */

int
sh64_exclude_symbol (symbolS *symp)
{
  symbolS *main_symbol = *symbol_get_tc (symp);

  return main_symbol != NULL || ! S_IS_DEFINED (symp);
}

/* If we haven't seen an insn since the last update, and location
   indicators have moved (a new frag, new location within frag) we have
   emitted data, so change contents type to data.  Forget that we have
   seen a sequence of insns and store the current location so we can mark
   a new region if needed.  */

static void
sh64_update_contents_mark (bfd_boolean update_type)
{
  segment_info_type *seginfo;
  seginfo = seg_info (now_seg);

  if (seginfo != NULL)
    {
      symbolS *symp = seginfo->tc_segment_info_data.last_contents_mark;

      if (symp == NULL)
	{
	  symp = symbol_new (FAKE_LABEL_NAME, now_seg,
			     (valueT) frag_now_fix (), frag_now);
	  seginfo->tc_segment_info_data.last_contents_mark = symp;
	}
      else
	{
	  /* If we have moved location since last flush, we need to emit a
	     data range.  The previous contents type ended at the location
	     of the last update.  */
	  if ((S_GET_VALUE (symp) != frag_now_fix ()
	       || symbol_get_frag (symp) != frag_now))
	    {
	      enum sh64_elf_cr_type contents_type
		= seginfo->tc_segment_info_data.contents_type;

	      if (update_type
		  && contents_type != CRT_DATA
		  && contents_type != CRT_NONE
		  && ! seen_insn)
		{
		  sh64_set_contents_type (CRT_DATA);
		  symp = seginfo->tc_segment_info_data.last_contents_mark;
		}

	      /* If the symbol wasn't used up to make up a new range
		 descriptor, update it to this new location.  */
	      if (symp)
		{
		  S_SET_VALUE (symp, (valueT) frag_now_fix ());
		  symbol_set_frag (symp, frag_now);
		}
	    }
	}
    }

  seen_insn = FALSE;
}

/* Called when the assembler is about to output some data, or maybe it's
   just switching segments.  */

void
sh64_flush_pending_output (void)
{
  sh64_update_contents_mark (TRUE);
  sh_flush_pending_output ();
}

/* Flush out the last crange descriptor after all insns have been emitted.  */

static void
sh64_flush_last_crange (bfd *abfd ATTRIBUTE_UNUSED, asection *seg,
			void *countparg ATTRIBUTE_UNUSED)
{
  segment_info_type *seginfo;

  seginfo = seg_info (seg);

  if (seginfo
      /* Only emit .cranges descriptors if we would make it more than one.  */
      && seginfo->tc_segment_info_data.emitted_ranges != 0)
    {
      symbolS *symp;

      /* We need a closing symbol, so switch to the indicated section and
	 emit it.  */

      /* Change to the section we're about to handle.  */
      subseg_set (seg, seginfo->tc_segment_info_data.mode_start_subseg);

      symp = symbol_new (FAKE_LABEL_NAME, now_seg, (valueT) frag_now_fix (),
			 frag_now);

      /* We'll be making a datalabel reference to it, so remove any code
         flag.  */
      S_SET_OTHER (symp, S_GET_OTHER (symp) & ~STO_SH5_ISA32);

      sh64_emit_crange (seginfo->tc_segment_info_data.mode_start_symbol,
			symp,
			seginfo->tc_segment_info_data.contents_type);
    }
}

/* If and only if we see a call to md_number_to_chars without flagging the
   start of an insn, we set the contents type to CRT_DATA, and only when
   in SHmedia mode.  Note that by default we don't bother changing when
   going from SHcompact to data, as the constant pools in GCC-generated
   SHcompact code would create an inordinate amount of .cranges
   descriptors.  */

static void
sh64_flag_output (void)
{
  if (sh64_isa_mode != sh64_isa_unspecified
      && !seen_insn
      && !sh64_end_of_assembly
      && !emitting_crange)
    {
      md_flush_pending_output ();
      sh64_set_contents_type (CRT_DATA);
    }
}

/* Vtables don't need "datalabel" but we allow it by simply deleting
   any we find.  */

static char *
strip_datalabels (void)
{
  char *src, *dest, *start=input_line_pointer;

  for (src=input_line_pointer, dest=input_line_pointer; *src != '\n'; )
    {
      if (strncasecmp (src, "datalabel", 9) == 0
	  && ISSPACE (src[9])
	  && (src == start || !(ISALNUM (src[-1])) || src[-1] == '_'))
	src += 10;
      else
	*dest++ = *src++;
    }

  if (dest < src)
    *dest = '\n';
  return src + 1;
}

static void
sh64_vtable_entry (int ignore ATTRIBUTE_UNUSED)
{
  char *eol = strip_datalabels ();

  obj_elf_vtable_entry (0);
  input_line_pointer = eol;
}

static void
sh64_vtable_inherit (int ignore ATTRIBUTE_UNUSED)
{
  char *eol = strip_datalabels ();

  obj_elf_vtable_inherit (0);
  input_line_pointer = eol;
}

int
sh64_fake_label (const char *name)
{
  size_t len;

  if (strcmp (name, FAKE_LABEL_NAME) == 0)
    return 1;

  len = strlen (name);
  if (len >= (sizeof (DATALABEL_SUFFIX) - 1))
    return strcmp (&name [len - sizeof (DATALABEL_SUFFIX) + 1],
		   DATALABEL_SUFFIX) == 0;

  return 0;
}