aboutsummaryrefslogtreecommitdiff
path: root/gcc/ChangeLog
blob: 7d88546dd64f57a832d9af1d28a0dbfc39b7f160 (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
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
5011
5012
5013
5014
5015
5016
5017
5018
5019
5020
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060
5061
5062
5063
5064
5065
5066
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108
5109
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5141
5142
5143
5144
5145
5146
5147
5148
5149
5150
5151
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165
5166
5167
5168
5169
5170
5171
5172
5173
5174
5175
5176
5177
5178
5179
5180
5181
5182
5183
5184
5185
5186
5187
5188
5189
5190
5191
5192
5193
5194
5195
5196
5197
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
5268
5269
5270
5271
5272
5273
5274
5275
5276
5277
5278
5279
5280
5281
5282
5283
5284
5285
5286
5287
5288
5289
5290
5291
5292
5293
5294
5295
5296
5297
5298
5299
5300
5301
5302
5303
5304
5305
5306
5307
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319
5320
5321
5322
5323
5324
5325
5326
5327
5328
5329
5330
5331
5332
5333
5334
5335
5336
5337
5338
5339
5340
5341
5342
5343
5344
5345
5346
5347
5348
5349
5350
5351
5352
5353
5354
5355
5356
5357
5358
5359
5360
5361
5362
5363
5364
5365
5366
5367
5368
5369
5370
5371
5372
5373
5374
5375
5376
5377
5378
5379
5380
5381
5382
5383
5384
5385
5386
5387
5388
5389
5390
5391
5392
5393
5394
5395
5396
5397
5398
5399
5400
5401
5402
5403
5404
5405
5406
5407
5408
5409
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419
5420
5421
5422
5423
5424
5425
5426
5427
5428
5429
5430
5431
5432
5433
5434
5435
5436
5437
5438
5439
5440
5441
5442
5443
5444
5445
5446
5447
5448
5449
5450
5451
5452
5453
5454
5455
5456
5457
5458
5459
5460
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488
5489
5490
5491
5492
5493
5494
5495
5496
5497
5498
5499
5500
5501
5502
5503
5504
5505
5506
5507
5508
5509
5510
5511
5512
5513
5514
5515
5516
5517
5518
5519
5520
5521
5522
5523
5524
5525
5526
5527
5528
5529
5530
5531
5532
5533
5534
5535
5536
5537
5538
5539
5540
5541
5542
5543
5544
5545
5546
5547
5548
5549
5550
5551
5552
5553
5554
5555
5556
5557
5558
5559
5560
5561
5562
5563
5564
5565
5566
5567
5568
5569
5570
5571
5572
5573
5574
5575
5576
5577
5578
5579
5580
5581
5582
5583
5584
5585
5586
5587
5588
5589
5590
5591
5592
5593
5594
5595
5596
5597
5598
5599
5600
5601
5602
5603
5604
5605
5606
5607
5608
5609
5610
5611
5612
5613
5614
5615
5616
5617
5618
5619
5620
5621
5622
5623
5624
5625
5626
5627
5628
5629
5630
5631
5632
5633
5634
5635
5636
5637
5638
5639
5640
5641
5642
5643
5644
5645
5646
5647
5648
5649
5650
5651
5652
5653
5654
5655
5656
5657
5658
5659
5660
5661
5662
5663
5664
5665
5666
5667
5668
5669
5670
5671
5672
5673
5674
5675
5676
5677
5678
5679
5680
5681
5682
5683
5684
5685
5686
5687
5688
5689
5690
5691
5692
5693
5694
5695
5696
5697
5698
5699
5700
5701
5702
5703
5704
5705
5706
5707
5708
5709
5710
5711
5712
5713
5714
5715
5716
5717
5718
5719
5720
5721
5722
5723
5724
5725
5726
5727
5728
5729
5730
5731
5732
5733
5734
5735
5736
5737
5738
5739
5740
5741
5742
5743
5744
5745
5746
5747
5748
5749
5750
5751
5752
5753
5754
5755
5756
5757
5758
5759
5760
5761
5762
5763
5764
5765
5766
5767
5768
5769
5770
5771
5772
5773
5774
5775
5776
5777
5778
5779
5780
5781
5782
5783
5784
5785
5786
5787
5788
5789
5790
5791
5792
5793
5794
5795
5796
5797
5798
5799
5800
5801
5802
5803
5804
5805
5806
5807
5808
5809
5810
5811
5812
5813
5814
5815
5816
5817
5818
5819
5820
5821
5822
5823
5824
5825
5826
5827
5828
5829
5830
5831
5832
5833
5834
5835
5836
5837
5838
5839
5840
5841
5842
5843
5844
5845
5846
5847
5848
5849
5850
5851
5852
5853
5854
5855
5856
5857
5858
5859
5860
5861
5862
5863
5864
5865
5866
5867
5868
5869
5870
5871
5872
5873
5874
5875
5876
5877
5878
5879
5880
5881
5882
5883
5884
5885
5886
5887
5888
5889
5890
5891
5892
5893
5894
5895
5896
5897
5898
5899
5900
5901
5902
5903
5904
5905
5906
5907
5908
5909
5910
5911
5912
5913
5914
5915
5916
5917
5918
5919
5920
5921
5922
5923
5924
5925
5926
5927
5928
5929
5930
5931
5932
5933
5934
5935
5936
5937
5938
5939
5940
5941
5942
5943
5944
5945
5946
5947
5948
5949
5950
5951
5952
5953
5954
5955
5956
5957
5958
5959
5960
5961
5962
5963
5964
5965
5966
5967
5968
5969
5970
5971
5972
5973
5974
5975
5976
5977
5978
5979
5980
5981
5982
5983
5984
5985
5986
5987
5988
5989
5990
5991
5992
5993
5994
5995
5996
5997
5998
5999
6000
6001
6002
6003
6004
6005
6006
6007
6008
6009
6010
6011
6012
6013
6014
6015
6016
6017
6018
6019
6020
6021
6022
6023
6024
6025
6026
6027
6028
6029
6030
6031
6032
6033
6034
6035
6036
6037
6038
6039
6040
6041
6042
6043
6044
6045
6046
6047
6048
6049
6050
6051
6052
6053
6054
6055
6056
6057
6058
6059
6060
6061
6062
6063
6064
6065
6066
6067
6068
6069
6070
6071
6072
6073
6074
6075
6076
6077
6078
6079
6080
6081
6082
6083
6084
6085
6086
6087
6088
6089
6090
6091
6092
6093
6094
6095
6096
6097
6098
6099
6100
6101
6102
6103
6104
6105
6106
6107
6108
6109
6110
6111
6112
6113
6114
6115
6116
6117
6118
6119
6120
6121
6122
6123
6124
6125
6126
6127
6128
6129
6130
6131
6132
6133
6134
6135
6136
6137
6138
6139
6140
6141
6142
6143
6144
6145
6146
6147
6148
6149
6150
6151
6152
6153
6154
6155
6156
6157
6158
6159
6160
6161
6162
6163
6164
6165
6166
6167
6168
6169
6170
6171
6172
6173
6174
6175
6176
6177
6178
6179
6180
6181
6182
6183
6184
6185
6186
6187
6188
6189
6190
6191
6192
6193
6194
6195
6196
6197
6198
6199
6200
6201
6202
6203
6204
6205
6206
6207
6208
6209
6210
6211
6212
6213
6214
6215
6216
6217
6218
6219
6220
6221
6222
6223
6224
6225
6226
6227
6228
6229
6230
6231
6232
6233
6234
6235
6236
6237
6238
6239
6240
6241
6242
6243
6244
6245
6246
6247
6248
6249
6250
6251
6252
6253
6254
6255
6256
6257
6258
6259
6260
6261
6262
6263
6264
6265
6266
6267
6268
6269
6270
6271
6272
6273
6274
6275
6276
6277
6278
6279
6280
6281
6282
6283
6284
6285
6286
6287
6288
6289
6290
6291
6292
6293
6294
6295
6296
6297
6298
6299
6300
6301
6302
6303
6304
6305
6306
6307
6308
6309
6310
6311
6312
6313
6314
6315
6316
6317
6318
6319
6320
6321
6322
6323
6324
6325
6326
6327
6328
6329
6330
6331
6332
6333
6334
6335
6336
6337
6338
6339
6340
6341
6342
6343
6344
6345
6346
6347
6348
6349
6350
6351
6352
6353
6354
6355
6356
6357
6358
6359
6360
6361
6362
6363
6364
6365
6366
6367
6368
6369
6370
6371
6372
6373
6374
6375
6376
6377
6378
6379
6380
6381
6382
6383
6384
6385
6386
6387
6388
6389
6390
6391
6392
6393
6394
6395
6396
6397
6398
6399
6400
6401
6402
6403
6404
6405
6406
6407
6408
6409
6410
6411
6412
6413
6414
6415
6416
6417
6418
6419
6420
6421
6422
6423
6424
6425
6426
6427
6428
6429
6430
6431
6432
6433
6434
6435
6436
6437
6438
6439
6440
6441
6442
6443
6444
6445
6446
6447
6448
6449
6450
6451
6452
6453
6454
6455
6456
6457
6458
6459
6460
6461
6462
6463
6464
6465
6466
6467
6468
6469
6470
6471
6472
6473
6474
6475
6476
6477
6478
6479
6480
6481
6482
6483
6484
6485
6486
6487
6488
6489
6490
6491
6492
6493
6494
6495
6496
6497
6498
6499
6500
6501
6502
6503
6504
6505
6506
6507
6508
6509
6510
6511
6512
6513
6514
6515
6516
6517
6518
6519
6520
6521
6522
6523
6524
6525
6526
6527
6528
6529
6530
6531
6532
6533
6534
6535
6536
6537
6538
6539
6540
6541
6542
6543
6544
6545
6546
6547
6548
6549
6550
6551
6552
6553
6554
6555
6556
6557
6558
6559
6560
6561
6562
6563
6564
6565
6566
6567
6568
6569
6570
6571
6572
6573
6574
6575
6576
6577
6578
6579
6580
6581
6582
6583
6584
6585
6586
6587
6588
6589
6590
6591
6592
6593
6594
6595
6596
6597
6598
6599
6600
6601
6602
6603
6604
6605
6606
6607
6608
6609
6610
6611
6612
6613
6614
6615
6616
6617
6618
6619
6620
6621
6622
6623
6624
6625
6626
6627
6628
6629
6630
6631
6632
6633
6634
6635
6636
6637
6638
6639
6640
6641
6642
6643
6644
6645
6646
6647
6648
6649
6650
6651
6652
6653
6654
6655
6656
6657
6658
6659
6660
6661
6662
6663
6664
6665
6666
6667
6668
6669
6670
6671
6672
6673
6674
6675
6676
6677
6678
6679
6680
6681
6682
6683
6684
6685
6686
6687
6688
6689
6690
6691
6692
6693
6694
6695
6696
6697
6698
6699
6700
6701
6702
6703
6704
6705
6706
6707
6708
6709
6710
6711
6712
6713
6714
6715
6716
6717
6718
6719
6720
6721
6722
6723
6724
6725
6726
6727
6728
6729
6730
6731
6732
6733
6734
6735
6736
6737
6738
6739
6740
6741
6742
6743
6744
6745
6746
6747
6748
6749
6750
6751
6752
6753
6754
6755
6756
6757
6758
6759
6760
6761
6762
6763
6764
6765
6766
6767
6768
6769
6770
6771
6772
6773
6774
6775
6776
6777
6778
6779
6780
6781
6782
6783
6784
6785
6786
6787
6788
6789
6790
6791
6792
6793
6794
6795
6796
6797
6798
6799
6800
6801
6802
6803
6804
6805
6806
6807
6808
6809
6810
6811
6812
6813
6814
6815
6816
6817
6818
6819
6820
6821
6822
6823
6824
6825
6826
6827
6828
6829
6830
6831
6832
6833
6834
6835
6836
6837
6838
6839
6840
6841
6842
6843
6844
6845
6846
6847
6848
6849
6850
6851
6852
6853
6854
6855
6856
6857
6858
6859
6860
6861
6862
6863
6864
6865
6866
6867
6868
6869
6870
6871
6872
6873
6874
6875
6876
6877
6878
6879
6880
6881
6882
6883
6884
6885
6886
6887
6888
6889
6890
6891
6892
6893
6894
6895
6896
6897
6898
6899
6900
6901
6902
6903
6904
6905
6906
6907
6908
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922
6923
6924
6925
6926
6927
6928
6929
6930
6931
6932
6933
6934
6935
6936
6937
6938
6939
6940
6941
6942
6943
6944
6945
6946
6947
6948
6949
6950
6951
6952
6953
6954
6955
6956
6957
6958
6959
6960
6961
6962
6963
6964
6965
6966
6967
6968
6969
6970
6971
6972
6973
6974
6975
6976
6977
6978
6979
6980
6981
6982
6983
6984
6985
6986
6987
6988
6989
6990
6991
6992
6993
6994
6995
6996
6997
6998
6999
7000
7001
7002
7003
7004
7005
7006
7007
7008
7009
7010
7011
7012
7013
7014
7015
7016
7017
7018
7019
7020
7021
7022
7023
7024
7025
7026
7027
7028
7029
7030
7031
7032
7033
7034
7035
7036
7037
7038
7039
7040
7041
7042
7043
7044
7045
7046
7047
7048
7049
7050
7051
7052
7053
7054
7055
7056
7057
7058
7059
7060
7061
7062
7063
7064
7065
7066
7067
7068
7069
7070
7071
7072
7073
7074
7075
7076
7077
7078
7079
7080
7081
7082
7083
7084
7085
7086
7087
7088
7089
7090
7091
7092
7093
7094
7095
7096
7097
7098
7099
7100
7101
7102
7103
7104
7105
7106
7107
7108
7109
7110
7111
7112
7113
7114
7115
7116
7117
7118
7119
7120
7121
7122
7123
7124
7125
7126
7127
7128
7129
7130
7131
7132
7133
7134
7135
7136
7137
7138
7139
7140
7141
7142
7143
7144
7145
7146
7147
7148
7149
7150
7151
7152
7153
7154
7155
7156
7157
7158
7159
7160
7161
7162
7163
7164
7165
7166
7167
7168
7169
7170
7171
7172
7173
7174
7175
7176
7177
7178
7179
7180
7181
7182
7183
7184
7185
7186
7187
7188
7189
7190
7191
7192
7193
7194
7195
7196
7197
7198
7199
7200
7201
7202
7203
7204
7205
7206
7207
7208
7209
7210
7211
7212
7213
7214
7215
7216
7217
7218
7219
7220
7221
7222
7223
7224
7225
7226
7227
7228
7229
7230
7231
7232
7233
7234
7235
7236
7237
7238
7239
7240
7241
7242
7243
7244
7245
7246
7247
7248
7249
7250
7251
7252
7253
7254
7255
7256
7257
7258
7259
7260
7261
7262
7263
7264
7265
7266
7267
7268
7269
7270
7271
7272
7273
7274
7275
7276
7277
7278
7279
7280
7281
7282
7283
7284
7285
7286
7287
7288
7289
7290
7291
7292
7293
7294
7295
7296
7297
7298
7299
7300
7301
7302
7303
7304
7305
7306
7307
7308
7309
7310
7311
7312
7313
7314
7315
7316
7317
7318
7319
7320
7321
7322
7323
7324
7325
7326
7327
7328
7329
7330
7331
7332
7333
7334
7335
7336
7337
7338
7339
7340
7341
7342
7343
7344
7345
7346
7347
7348
7349
7350
7351
7352
7353
7354
7355
7356
7357
7358
7359
7360
7361
7362
7363
7364
7365
7366
7367
7368
7369
7370
7371
7372
7373
7374
7375
7376
7377
7378
7379
7380
7381
7382
7383
7384
7385
7386
7387
7388
7389
7390
7391
7392
7393
7394
7395
7396
7397
7398
7399
7400
7401
7402
7403
7404
7405
7406
7407
7408
7409
7410
7411
7412
7413
7414
7415
7416
7417
7418
7419
7420
7421
7422
7423
7424
7425
7426
7427
7428
7429
7430
7431
7432
7433
7434
7435
7436
7437
7438
7439
7440
7441
7442
7443
7444
7445
7446
7447
7448
7449
7450
7451
7452
7453
7454
7455
7456
7457
7458
7459
7460
7461
7462
7463
7464
7465
7466
7467
7468
7469
7470
7471
7472
7473
7474
7475
7476
7477
7478
7479
7480
7481
7482
7483
7484
7485
7486
7487
7488
7489
7490
7491
7492
7493
7494
7495
7496
7497
7498
7499
7500
7501
7502
7503
7504
7505
7506
7507
7508
7509
7510
7511
7512
7513
7514
7515
7516
7517
7518
7519
7520
7521
7522
7523
7524
7525
7526
7527
7528
7529
7530
7531
7532
7533
7534
7535
7536
7537
7538
7539
7540
7541
7542
7543
7544
7545
7546
7547
7548
7549
7550
7551
7552
7553
7554
7555
7556
7557
7558
7559
7560
7561
7562
7563
7564
7565
7566
7567
7568
7569
7570
7571
7572
7573
7574
7575
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586
7587
7588
7589
7590
7591
7592
7593
7594
7595
7596
7597
7598
7599
7600
7601
7602
7603
7604
7605
7606
7607
7608
7609
7610
7611
7612
7613
7614
7615
7616
7617
7618
7619
7620
7621
7622
7623
7624
7625
7626
7627
7628
7629
7630
7631
7632
7633
7634
7635
7636
7637
7638
7639
7640
7641
7642
7643
7644
7645
7646
7647
7648
7649
7650
7651
7652
7653
7654
7655
7656
7657
7658
7659
7660
7661
7662
7663
7664
7665
7666
7667
7668
7669
7670
7671
7672
7673
7674
7675
7676
7677
7678
7679
7680
7681
7682
7683
7684
7685
7686
7687
7688
7689
7690
7691
7692
7693
7694
7695
7696
7697
7698
7699
7700
7701
7702
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
7716
7717
7718
7719
7720
7721
7722
7723
7724
7725
7726
7727
7728
7729
7730
7731
7732
7733
7734
7735
7736
7737
7738
7739
7740
7741
7742
7743
7744
7745
7746
7747
7748
7749
7750
7751
7752
7753
7754
7755
7756
7757
7758
7759
7760
7761
7762
7763
7764
7765
7766
7767
7768
7769
7770
7771
7772
7773
7774
7775
7776
7777
7778
7779
7780
7781
7782
7783
7784
7785
7786
7787
7788
7789
7790
7791
7792
7793
7794
7795
7796
7797
7798
7799
7800
7801
7802
7803
7804
7805
7806
7807
7808
7809
7810
7811
7812
7813
7814
7815
7816
7817
7818
7819
7820
7821
7822
7823
7824
7825
7826
7827
7828
7829
7830
7831
7832
7833
7834
7835
7836
7837
7838
7839
7840
7841
7842
7843
7844
7845
7846
7847
7848
7849
7850
7851
7852
7853
7854
7855
7856
7857
7858
7859
7860
7861
7862
7863
7864
7865
7866
7867
7868
7869
7870
7871
7872
7873
7874
7875
7876
7877
7878
7879
7880
7881
7882
7883
7884
7885
7886
7887
7888
7889
7890
7891
7892
7893
7894
7895
7896
7897
7898
7899
7900
7901
7902
7903
7904
7905
7906
7907
7908
7909
7910
7911
7912
7913
7914
7915
7916
7917
7918
7919
7920
7921
7922
7923
7924
7925
7926
7927
7928
7929
7930
7931
7932
7933
7934
7935
7936
7937
7938
7939
7940
7941
7942
7943
7944
7945
7946
7947
7948
7949
7950
7951
7952
7953
7954
7955
7956
7957
7958
7959
7960
7961
7962
7963
7964
7965
7966
7967
7968
7969
7970
7971
7972
7973
7974
7975
7976
7977
7978
7979
7980
7981
7982
7983
7984
7985
7986
7987
7988
7989
7990
7991
7992
7993
7994
7995
7996
7997
7998
7999
8000
8001
8002
8003
8004
8005
8006
8007
8008
8009
8010
8011
8012
8013
8014
8015
8016
8017
8018
8019
8020
8021
8022
8023
8024
8025
8026
8027
8028
8029
8030
8031
8032
8033
8034
8035
8036
8037
8038
8039
8040
8041
8042
8043
8044
8045
8046
8047
8048
8049
8050
8051
8052
8053
8054
8055
8056
8057
8058
8059
8060
8061
8062
8063
8064
8065
8066
8067
8068
8069
8070
8071
8072
8073
8074
8075
8076
8077
8078
8079
8080
8081
8082
8083
8084
8085
8086
8087
8088
8089
8090
8091
8092
8093
8094
8095
8096
8097
8098
8099
8100
8101
8102
8103
8104
8105
8106
8107
8108
8109
8110
8111
8112
8113
8114
8115
8116
8117
8118
8119
8120
8121
8122
8123
8124
8125
8126
8127
8128
8129
8130
8131
8132
8133
8134
8135
8136
8137
8138
8139
8140
8141
8142
8143
8144
8145
8146
8147
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157
8158
8159
8160
8161
8162
8163
8164
8165
8166
8167
8168
8169
8170
8171
8172
8173
8174
8175
8176
8177
8178
8179
8180
8181
8182
8183
8184
8185
8186
8187
8188
8189
8190
8191
8192
8193
8194
8195
8196
8197
8198
8199
8200
8201
8202
8203
8204
8205
8206
8207
8208
8209
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219
8220
8221
8222
8223
8224
8225
8226
8227
8228
8229
8230
8231
8232
8233
8234
8235
8236
8237
8238
8239
8240
8241
8242
8243
8244
8245
8246
8247
8248
8249
8250
8251
8252
8253
8254
8255
8256
8257
8258
8259
8260
8261
8262
8263
8264
8265
8266
8267
8268
8269
8270
8271
8272
8273
8274
8275
8276
8277
8278
8279
8280
8281
8282
8283
8284
8285
8286
8287
8288
8289
8290
8291
8292
8293
8294
8295
8296
8297
8298
8299
8300
8301
8302
8303
8304
8305
8306
8307
8308
8309
8310
8311
8312
8313
8314
8315
8316
8317
8318
8319
8320
8321
8322
8323
8324
8325
8326
8327
8328
8329
8330
8331
8332
8333
8334
8335
8336
8337
8338
8339
8340
8341
8342
8343
8344
8345
8346
8347
8348
8349
8350
8351
8352
8353
8354
8355
8356
8357
8358
8359
8360
8361
8362
8363
8364
8365
8366
8367
8368
8369
8370
8371
8372
8373
8374
8375
8376
8377
8378
8379
8380
8381
8382
8383
8384
8385
8386
8387
8388
8389
8390
8391
8392
8393
8394
8395
8396
8397
8398
8399
8400
8401
8402
8403
8404
8405
8406
8407
8408
8409
8410
8411
8412
8413
8414
8415
8416
8417
8418
8419
8420
8421
8422
8423
8424
8425
8426
8427
8428
8429
8430
8431
8432
8433
8434
8435
8436
8437
8438
8439
8440
8441
8442
8443
8444
8445
8446
8447
8448
8449
8450
8451
8452
8453
8454
8455
8456
8457
8458
8459
8460
8461
8462
8463
8464
8465
8466
8467
8468
8469
8470
8471
8472
8473
8474
8475
8476
8477
8478
8479
8480
8481
8482
8483
8484
8485
8486
8487
8488
8489
8490
8491
8492
8493
8494
8495
8496
8497
8498
8499
8500
8501
8502
8503
8504
8505
8506
8507
8508
8509
8510
8511
8512
8513
8514
8515
8516
8517
8518
8519
8520
8521
8522
8523
8524
8525
8526
8527
8528
8529
8530
8531
8532
8533
8534
8535
8536
8537
8538
8539
8540
8541
8542
8543
8544
8545
8546
8547
8548
8549
8550
8551
8552
8553
8554
8555
8556
8557
8558
8559
8560
8561
8562
8563
8564
8565
8566
8567
8568
8569
8570
8571
8572
8573
8574
8575
8576
8577
8578
8579
8580
8581
8582
8583
8584
8585
8586
8587
8588
8589
8590
8591
8592
8593
8594
8595
8596
8597
8598
8599
8600
8601
8602
8603
8604
8605
8606
8607
8608
8609
8610
8611
8612
8613
8614
8615
8616
8617
8618
8619
8620
8621
8622
8623
8624
8625
8626
8627
8628
8629
8630
8631
8632
8633
8634
8635
8636
8637
8638
8639
8640
8641
8642
8643
8644
8645
8646
8647
8648
8649
8650
8651
8652
8653
8654
8655
8656
8657
8658
8659
8660
8661
8662
8663
8664
8665
8666
8667
8668
8669
8670
8671
8672
8673
8674
8675
8676
8677
8678
8679
8680
8681
8682
8683
8684
8685
8686
8687
8688
8689
8690
8691
8692
8693
8694
8695
8696
8697
8698
8699
8700
8701
8702
8703
8704
8705
8706
8707
8708
8709
8710
8711
8712
8713
8714
8715
8716
8717
8718
8719
8720
8721
8722
8723
8724
8725
8726
8727
8728
8729
8730
8731
8732
8733
8734
8735
8736
8737
8738
8739
8740
8741
8742
8743
8744
8745
8746
8747
8748
8749
8750
8751
8752
8753
8754
8755
8756
8757
8758
8759
8760
8761
8762
8763
8764
8765
8766
8767
8768
8769
8770
8771
8772
8773
8774
8775
8776
8777
8778
8779
8780
8781
8782
8783
8784
8785
8786
8787
8788
8789
8790
8791
8792
8793
8794
8795
8796
8797
8798
8799
8800
8801
8802
8803
8804
8805
8806
8807
8808
8809
8810
8811
8812
8813
8814
8815
8816
8817
8818
8819
8820
8821
8822
8823
8824
8825
8826
8827
8828
8829
8830
8831
8832
8833
8834
8835
8836
8837
8838
8839
8840
8841
8842
8843
8844
8845
8846
8847
8848
8849
8850
8851
8852
8853
8854
8855
8856
8857
8858
8859
8860
8861
8862
8863
8864
8865
8866
8867
8868
8869
8870
8871
8872
8873
8874
8875
8876
8877
8878
8879
8880
8881
8882
8883
8884
8885
8886
8887
8888
8889
8890
8891
8892
8893
8894
8895
8896
8897
8898
8899
8900
8901
8902
8903
8904
8905
8906
8907
8908
8909
8910
8911
8912
8913
8914
8915
8916
8917
8918
8919
8920
8921
8922
8923
8924
8925
8926
8927
8928
8929
8930
8931
8932
8933
8934
8935
8936
8937
8938
8939
8940
8941
8942
8943
8944
8945
8946
8947
8948
8949
8950
8951
8952
8953
8954
8955
8956
8957
8958
8959
8960
8961
8962
8963
8964
8965
8966
8967
8968
8969
8970
8971
8972
8973
8974
8975
8976
8977
8978
8979
8980
8981
8982
8983
8984
8985
8986
8987
8988
8989
8990
8991
8992
8993
8994
8995
8996
8997
8998
8999
9000
9001
9002
9003
9004
9005
9006
9007
9008
9009
9010
9011
9012
9013
9014
9015
9016
9017
9018
9019
9020
9021
9022
9023
9024
9025
9026
9027
9028
9029
9030
9031
9032
9033
9034
9035
9036
9037
9038
9039
9040
9041
9042
9043
9044
9045
9046
9047
9048
9049
9050
9051
9052
9053
9054
9055
9056
9057
9058
9059
9060
9061
9062
9063
9064
9065
9066
9067
9068
9069
9070
9071
9072
9073
9074
9075
9076
9077
9078
9079
9080
9081
9082
9083
9084
9085
9086
9087
9088
9089
9090
9091
9092
9093
9094
9095
9096
9097
9098
9099
9100
9101
9102
9103
9104
9105
9106
9107
9108
9109
9110
9111
9112
9113
9114
9115
9116
9117
9118
9119
9120
9121
9122
9123
9124
9125
9126
9127
9128
9129
9130
9131
9132
9133
9134
9135
9136
9137
9138
9139
9140
9141
9142
9143
9144
9145
9146
9147
9148
9149
9150
9151
9152
9153
9154
9155
9156
9157
9158
9159
9160
9161
9162
9163
9164
9165
9166
9167
9168
9169
9170
9171
9172
9173
9174
9175
9176
9177
9178
9179
9180
9181
9182
9183
9184
9185
9186
9187
9188
9189
9190
9191
9192
9193
9194
9195
9196
9197
9198
9199
9200
9201
9202
9203
9204
9205
9206
9207
9208
9209
9210
9211
9212
9213
9214
9215
9216
9217
9218
9219
9220
9221
9222
9223
9224
9225
9226
9227
9228
9229
9230
9231
9232
9233
9234
9235
9236
9237
9238
9239
9240
9241
9242
9243
9244
9245
9246
9247
9248
9249
9250
9251
9252
9253
9254
9255
9256
9257
9258
9259
9260
9261
9262
9263
9264
9265
9266
9267
9268
9269
9270
9271
9272
9273
9274
9275
9276
9277
9278
9279
9280
9281
9282
9283
9284
9285
9286
9287
9288
9289
9290
9291
9292
9293
9294
9295
9296
9297
9298
9299
9300
9301
9302
9303
9304
9305
9306
9307
9308
9309
9310
9311
9312
9313
9314
9315
9316
9317
9318
9319
9320
9321
9322
9323
9324
9325
9326
9327
9328
9329
9330
9331
9332
9333
9334
9335
9336
9337
9338
9339
9340
9341
9342
9343
9344
9345
9346
9347
9348
9349
9350
9351
9352
9353
9354
9355
9356
9357
9358
9359
9360
9361
9362
9363
9364
9365
9366
9367
9368
9369
9370
9371
9372
9373
9374
9375
9376
9377
9378
9379
9380
9381
9382
9383
9384
9385
9386
9387
9388
9389
9390
9391
9392
9393
9394
9395
9396
9397
9398
9399
9400
9401
9402
9403
9404
9405
9406
9407
9408
9409
9410
9411
9412
9413
9414
9415
9416
9417
9418
9419
9420
9421
9422
9423
9424
9425
9426
9427
9428
9429
9430
9431
9432
9433
9434
9435
9436
9437
9438
9439
9440
9441
9442
9443
9444
9445
9446
9447
9448
9449
9450
9451
9452
9453
9454
9455
9456
9457
9458
9459
9460
9461
9462
9463
9464
9465
9466
9467
9468
9469
9470
9471
9472
9473
9474
9475
9476
9477
9478
9479
9480
9481
9482
9483
9484
9485
9486
9487
9488
9489
9490
9491
9492
9493
9494
9495
9496
9497
9498
9499
9500
9501
9502
9503
9504
9505
9506
9507
9508
9509
9510
9511
9512
9513
9514
9515
9516
9517
9518
9519
9520
9521
9522
9523
9524
9525
9526
9527
9528
9529
9530
9531
9532
9533
9534
9535
9536
9537
9538
9539
9540
9541
9542
9543
9544
9545
9546
9547
9548
9549
9550
9551
9552
9553
9554
9555
9556
9557
9558
9559
9560
9561
9562
9563
9564
9565
9566
9567
9568
9569
9570
9571
9572
9573
9574
9575
9576
9577
9578
9579
9580
9581
9582
9583
9584
9585
9586
9587
9588
9589
9590
9591
9592
9593
9594
9595
9596
9597
9598
9599
9600
9601
9602
9603
9604
9605
9606
9607
9608
9609
9610
9611
9612
9613
9614
9615
9616
9617
9618
9619
9620
9621
9622
9623
9624
9625
9626
9627
9628
9629
9630
9631
9632
9633
9634
9635
9636
9637
9638
9639
9640
9641
9642
9643
9644
9645
9646
9647
9648
9649
9650
9651
9652
9653
9654
9655
9656
9657
9658
9659
9660
9661
9662
9663
9664
9665
9666
9667
9668
9669
9670
9671
9672
9673
9674
9675
9676
9677
9678
9679
9680
9681
9682
9683
9684
9685
9686
9687
9688
9689
9690
9691
9692
9693
9694
9695
9696
9697
9698
9699
9700
9701
9702
9703
9704
9705
9706
9707
9708
9709
9710
9711
9712
9713
9714
9715
9716
9717
9718
9719
9720
9721
9722
9723
9724
9725
9726
9727
9728
9729
9730
9731
9732
9733
9734
9735
9736
9737
9738
9739
9740
9741
9742
9743
9744
9745
9746
9747
9748
9749
9750
9751
9752
9753
9754
9755
9756
9757
9758
9759
9760
9761
9762
9763
9764
9765
9766
9767
9768
9769
9770
9771
9772
9773
9774
9775
9776
9777
9778
9779
9780
9781
9782
9783
9784
9785
9786
9787
9788
9789
9790
9791
9792
9793
9794
9795
9796
9797
9798
9799
9800
9801
9802
9803
9804
9805
9806
9807
9808
9809
9810
9811
9812
9813
9814
9815
9816
9817
9818
9819
9820
9821
9822
9823
9824
9825
9826
9827
9828
9829
9830
9831
9832
9833
9834
9835
9836
9837
9838
9839
9840
9841
9842
9843
9844
9845
9846
9847
9848
9849
9850
9851
9852
9853
9854
9855
9856
9857
9858
9859
9860
9861
9862
9863
9864
9865
9866
9867
9868
9869
9870
9871
9872
9873
9874
9875
9876
9877
9878
9879
9880
9881
9882
9883
9884
9885
9886
9887
9888
9889
9890
9891
9892
9893
9894
9895
9896
9897
9898
9899
9900
9901
9902
9903
9904
9905
9906
9907
9908
9909
9910
9911
9912
9913
9914
9915
9916
9917
9918
9919
9920
9921
9922
9923
9924
9925
9926
9927
9928
9929
9930
9931
9932
9933
9934
9935
9936
9937
9938
9939
9940
9941
9942
9943
9944
9945
9946
9947
9948
9949
9950
9951
9952
9953
9954
9955
9956
9957
9958
9959
9960
9961
9962
9963
9964
9965
9966
9967
9968
9969
9970
9971
9972
9973
9974
9975
9976
9977
9978
9979
9980
9981
9982
9983
9984
9985
9986
9987
9988
9989
9990
9991
9992
9993
9994
9995
9996
9997
9998
9999
10000
10001
10002
10003
10004
10005
10006
10007
10008
10009
10010
10011
10012
10013
10014
10015
10016
10017
10018
10019
10020
10021
10022
10023
10024
10025
10026
10027
10028
10029
10030
10031
10032
10033
10034
10035
10036
10037
10038
10039
10040
10041
10042
10043
10044
10045
10046
10047
10048
10049
10050
10051
10052
10053
10054
10055
10056
10057
10058
10059
10060
10061
10062
10063
10064
10065
10066
10067
10068
10069
10070
10071
10072
10073
10074
10075
10076
10077
10078
10079
10080
10081
10082
10083
10084
10085
10086
10087
10088
10089
10090
10091
10092
10093
10094
10095
10096
10097
10098
10099
10100
10101
10102
10103
10104
10105
10106
10107
10108
10109
10110
10111
10112
10113
10114
10115
10116
10117
10118
10119
10120
10121
10122
10123
10124
10125
10126
10127
10128
10129
10130
10131
10132
10133
10134
10135
10136
10137
10138
10139
10140
10141
10142
10143
10144
10145
10146
10147
10148
10149
10150
10151
10152
10153
10154
10155
10156
10157
10158
10159
10160
10161
10162
10163
10164
10165
10166
10167
10168
10169
10170
10171
10172
10173
10174
10175
10176
10177
10178
10179
10180
10181
10182
10183
10184
10185
10186
10187
10188
10189
10190
10191
10192
10193
10194
10195
10196
10197
10198
10199
10200
10201
10202
10203
10204
10205
10206
10207
10208
10209
10210
10211
10212
10213
10214
10215
10216
10217
10218
10219
10220
10221
10222
10223
10224
10225
10226
10227
10228
10229
10230
10231
10232
10233
10234
10235
10236
10237
10238
10239
10240
10241
10242
10243
10244
10245
10246
10247
10248
10249
10250
10251
10252
10253
10254
10255
10256
10257
10258
10259
10260
10261
10262
10263
10264
10265
10266
10267
10268
10269
10270
10271
10272
10273
10274
10275
10276
10277
10278
10279
10280
10281
10282
10283
10284
10285
10286
10287
10288
10289
10290
10291
10292
10293
10294
10295
10296
10297
10298
10299
10300
10301
10302
10303
10304
10305
10306
10307
10308
10309
10310
10311
10312
10313
10314
10315
10316
10317
10318
10319
10320
10321
10322
10323
10324
10325
10326
10327
10328
10329
10330
10331
10332
10333
10334
10335
10336
10337
10338
10339
10340
10341
10342
10343
10344
10345
10346
10347
10348
10349
10350
10351
10352
10353
10354
10355
10356
10357
10358
10359
10360
10361
10362
10363
10364
10365
10366
10367
10368
10369
10370
10371
10372
10373
10374
10375
10376
10377
10378
10379
10380
10381
10382
10383
10384
10385
10386
10387
10388
10389
10390
10391
10392
10393
10394
10395
10396
10397
10398
10399
10400
10401
10402
10403
10404
10405
10406
10407
10408
10409
10410
10411
10412
10413
10414
10415
10416
10417
10418
10419
10420
10421
10422
10423
10424
10425
10426
10427
10428
10429
10430
10431
10432
10433
10434
10435
10436
10437
10438
10439
10440
10441
10442
10443
10444
10445
10446
10447
10448
10449
10450
10451
10452
10453
10454
10455
10456
10457
10458
10459
10460
10461
10462
10463
10464
10465
10466
10467
10468
10469
10470
10471
10472
10473
10474
10475
10476
10477
10478
10479
10480
10481
10482
10483
10484
10485
10486
10487
10488
10489
10490
10491
10492
10493
10494
10495
10496
10497
10498
10499
10500
10501
10502
10503
10504
10505
10506
10507
10508
10509
10510
10511
10512
10513
10514
10515
10516
10517
10518
10519
10520
10521
10522
10523
10524
10525
10526
10527
10528
10529
10530
10531
10532
10533
10534
10535
10536
10537
10538
10539
10540
10541
10542
10543
10544
10545
10546
10547
10548
10549
10550
10551
10552
10553
10554
10555
10556
10557
10558
10559
10560
10561
10562
10563
10564
10565
10566
10567
10568
10569
10570
10571
10572
10573
10574
10575
10576
10577
10578
10579
10580
10581
10582
10583
10584
10585
10586
10587
10588
10589
10590
10591
10592
10593
10594
10595
10596
10597
10598
10599
10600
10601
10602
10603
10604
10605
10606
10607
10608
10609
10610
10611
10612
10613
10614
10615
10616
10617
10618
10619
10620
10621
10622
10623
10624
10625
10626
10627
10628
10629
10630
10631
10632
10633
10634
10635
10636
10637
10638
10639
10640
10641
10642
10643
10644
10645
10646
10647
10648
10649
10650
10651
10652
10653
10654
10655
10656
10657
10658
10659
10660
10661
10662
10663
10664
10665
10666
10667
10668
10669
10670
10671
10672
10673
10674
10675
10676
10677
10678
10679
10680
10681
10682
10683
10684
10685
10686
10687
10688
10689
10690
10691
10692
10693
10694
10695
10696
10697
10698
10699
10700
10701
10702
10703
10704
10705
10706
10707
10708
10709
10710
10711
10712
10713
10714
10715
10716
10717
10718
10719
10720
10721
10722
10723
10724
10725
10726
10727
10728
10729
10730
10731
10732
10733
10734
10735
10736
10737
10738
10739
10740
10741
10742
10743
10744
10745
10746
10747
10748
10749
10750
10751
10752
10753
10754
10755
10756
10757
10758
10759
10760
10761
10762
10763
10764
10765
10766
10767
10768
10769
10770
10771
10772
10773
10774
10775
10776
10777
10778
10779
10780
10781
10782
10783
10784
10785
10786
10787
10788
10789
10790
10791
10792
10793
10794
10795
10796
10797
10798
10799
10800
10801
10802
10803
10804
10805
10806
10807
10808
10809
10810
10811
10812
10813
10814
10815
10816
10817
10818
10819
10820
10821
10822
10823
10824
10825
10826
10827
10828
10829
10830
10831
10832
10833
10834
10835
10836
10837
10838
10839
10840
10841
10842
10843
10844
10845
10846
10847
10848
10849
10850
10851
10852
10853
10854
10855
10856
10857
10858
10859
10860
10861
10862
10863
10864
10865
10866
10867
10868
10869
10870
10871
10872
10873
10874
10875
10876
10877
10878
10879
10880
10881
10882
10883
10884
10885
10886
10887
10888
10889
10890
10891
10892
10893
10894
10895
10896
10897
10898
10899
10900
10901
10902
10903
10904
10905
10906
10907
10908
10909
10910
10911
10912
10913
10914
10915
10916
10917
10918
10919
10920
10921
10922
10923
10924
10925
10926
10927
10928
10929
10930
10931
10932
10933
10934
10935
10936
10937
10938
10939
10940
10941
10942
10943
10944
10945
10946
10947
10948
10949
10950
10951
10952
10953
10954
10955
10956
10957
10958
10959
10960
10961
10962
10963
10964
10965
10966
10967
10968
10969
10970
10971
10972
10973
10974
10975
10976
10977
10978
10979
10980
10981
10982
10983
10984
10985
10986
10987
10988
10989
10990
10991
10992
10993
10994
10995
10996
10997
10998
10999
11000
11001
11002
11003
11004
11005
11006
11007
11008
11009
11010
11011
11012
11013
11014
11015
11016
11017
11018
11019
11020
11021
11022
11023
11024
11025
11026
11027
11028
11029
11030
11031
11032
11033
11034
11035
11036
11037
11038
11039
11040
11041
11042
11043
11044
11045
11046
11047
11048
11049
11050
11051
11052
11053
11054
11055
11056
11057
11058
11059
11060
11061
11062
11063
11064
11065
11066
11067
11068
11069
11070
11071
11072
11073
11074
11075
11076
11077
11078
11079
11080
11081
11082
11083
11084
11085
11086
11087
11088
11089
11090
11091
11092
11093
11094
11095
11096
11097
11098
11099
11100
11101
11102
11103
11104
11105
11106
11107
11108
11109
11110
11111
11112
11113
11114
11115
11116
11117
11118
11119
11120
11121
11122
11123
11124
11125
11126
11127
11128
11129
11130
11131
11132
11133
11134
11135
11136
11137
11138
11139
11140
11141
11142
11143
11144
11145
11146
11147
11148
11149
11150
11151
11152
11153
11154
11155
11156
11157
11158
11159
11160
11161
11162
11163
11164
11165
11166
11167
11168
11169
11170
11171
11172
11173
11174
11175
11176
11177
11178
11179
11180
11181
11182
11183
11184
11185
11186
11187
11188
11189
11190
11191
11192
11193
11194
11195
11196
11197
11198
11199
11200
11201
11202
11203
11204
11205
11206
11207
11208
11209
11210
11211
11212
11213
11214
11215
11216
11217
11218
11219
11220
11221
11222
11223
11224
11225
11226
11227
11228
11229
11230
11231
11232
11233
11234
11235
11236
11237
11238
11239
11240
11241
11242
11243
11244
11245
11246
11247
11248
11249
11250
11251
11252
11253
11254
11255
11256
11257
11258
11259
11260
11261
11262
11263
11264
11265
11266
11267
11268
11269
11270
11271
11272
11273
11274
11275
11276
11277
11278
11279
11280
11281
11282
11283
11284
11285
11286
11287
11288
11289
11290
11291
11292
11293
11294
11295
11296
11297
11298
11299
11300
11301
11302
11303
11304
11305
11306
11307
11308
11309
11310
11311
11312
11313
11314
11315
11316
11317
11318
11319
11320
11321
11322
11323
11324
11325
11326
11327
11328
11329
11330
11331
11332
11333
11334
11335
11336
11337
11338
11339
11340
11341
11342
11343
11344
11345
11346
11347
11348
11349
11350
11351
11352
11353
11354
11355
11356
11357
11358
11359
11360
11361
11362
11363
11364
11365
11366
11367
11368
11369
11370
11371
11372
11373
11374
11375
11376
11377
11378
11379
11380
11381
11382
11383
11384
11385
11386
11387
11388
11389
11390
11391
11392
11393
11394
11395
11396
11397
11398
11399
11400
11401
11402
11403
11404
11405
11406
11407
11408
11409
11410
11411
11412
11413
11414
11415
11416
11417
11418
11419
11420
11421
11422
11423
11424
11425
11426
11427
11428
11429
11430
11431
11432
11433
11434
11435
11436
11437
11438
11439
11440
11441
11442
11443
11444
11445
11446
11447
11448
11449
11450
11451
11452
11453
11454
11455
11456
11457
11458
11459
11460
11461
11462
11463
11464
11465
11466
11467
11468
11469
11470
11471
11472
11473
11474
11475
11476
11477
11478
11479
11480
11481
11482
11483
11484
11485
11486
11487
11488
11489
11490
11491
11492
11493
11494
11495
11496
11497
11498
11499
11500
11501
11502
11503
11504
11505
11506
11507
11508
11509
11510
11511
11512
11513
11514
11515
11516
11517
11518
11519
11520
11521
11522
11523
11524
11525
11526
11527
11528
11529
11530
11531
11532
11533
11534
11535
11536
11537
11538
11539
11540
11541
11542
11543
11544
11545
11546
11547
11548
11549
11550
11551
11552
11553
11554
11555
11556
11557
11558
11559
11560
11561
11562
11563
11564
11565
11566
11567
11568
11569
11570
11571
11572
11573
11574
11575
11576
11577
11578
11579
11580
11581
11582
11583
11584
11585
11586
11587
11588
11589
11590
11591
11592
11593
11594
11595
11596
11597
11598
11599
11600
11601
11602
11603
11604
11605
11606
11607
11608
11609
11610
11611
11612
11613
11614
11615
11616
11617
11618
11619
11620
11621
11622
11623
11624
11625
11626
11627
11628
11629
11630
11631
11632
11633
11634
11635
11636
11637
11638
11639
11640
11641
11642
11643
11644
11645
11646
11647
11648
11649
11650
11651
11652
11653
11654
11655
11656
11657
11658
11659
11660
11661
11662
11663
11664
11665
11666
11667
11668
11669
11670
11671
11672
11673
11674
11675
11676
11677
11678
11679
11680
11681
11682
11683
11684
11685
11686
11687
11688
11689
11690
11691
11692
11693
11694
11695
11696
11697
11698
11699
11700
11701
11702
11703
11704
11705
11706
11707
11708
11709
11710
11711
11712
11713
11714
11715
11716
11717
11718
11719
11720
11721
11722
11723
11724
11725
11726
11727
11728
11729
11730
11731
11732
11733
11734
11735
11736
11737
11738
11739
11740
11741
11742
11743
11744
11745
11746
11747
11748
11749
11750
11751
11752
11753
11754
11755
11756
11757
11758
11759
11760
11761
11762
11763
11764
11765
11766
11767
11768
11769
11770
11771
11772
11773
11774
11775
11776
11777
11778
11779
11780
11781
11782
11783
11784
11785
11786
11787
11788
11789
11790
11791
11792
11793
11794
11795
11796
11797
11798
11799
11800
11801
11802
11803
11804
11805
11806
11807
11808
11809
11810
11811
11812
11813
11814
11815
11816
11817
11818
11819
11820
11821
11822
11823
11824
11825
11826
11827
11828
11829
11830
11831
11832
11833
11834
11835
11836
11837
11838
11839
11840
11841
11842
11843
11844
11845
11846
11847
11848
11849
11850
11851
11852
11853
11854
11855
11856
11857
11858
11859
11860
11861
11862
11863
11864
11865
11866
11867
11868
11869
11870
11871
11872
11873
11874
11875
11876
11877
11878
11879
11880
11881
11882
11883
11884
11885
11886
11887
11888
11889
11890
11891
11892
11893
11894
11895
11896
11897
11898
11899
11900
11901
11902
11903
11904
11905
11906
11907
11908
11909
11910
11911
11912
11913
11914
11915
11916
11917
11918
11919
11920
11921
11922
11923
11924
11925
11926
11927
11928
11929
11930
11931
11932
11933
11934
11935
11936
11937
11938
11939
11940
11941
11942
11943
11944
11945
11946
11947
11948
11949
11950
11951
11952
11953
11954
11955
11956
11957
11958
11959
11960
11961
11962
11963
11964
11965
11966
11967
11968
11969
11970
11971
11972
11973
11974
11975
11976
11977
11978
11979
11980
11981
11982
11983
11984
11985
11986
11987
11988
11989
11990
11991
11992
11993
11994
11995
11996
11997
11998
11999
12000
12001
12002
12003
12004
12005
12006
12007
12008
12009
12010
12011
12012
12013
12014
12015
12016
12017
12018
12019
12020
12021
12022
12023
12024
12025
12026
12027
12028
12029
12030
12031
12032
12033
12034
12035
12036
12037
12038
12039
12040
12041
12042
12043
12044
12045
12046
12047
12048
12049
12050
12051
12052
12053
12054
12055
12056
12057
12058
12059
12060
12061
12062
12063
12064
12065
12066
12067
12068
12069
12070
12071
12072
12073
12074
12075
12076
12077
12078
12079
12080
12081
12082
12083
12084
12085
12086
12087
12088
12089
12090
12091
12092
12093
12094
12095
12096
12097
12098
12099
12100
12101
12102
12103
12104
12105
12106
12107
12108
12109
12110
12111
12112
12113
12114
12115
12116
12117
12118
12119
12120
12121
12122
12123
12124
12125
12126
12127
12128
12129
12130
12131
12132
12133
12134
12135
12136
12137
12138
12139
12140
12141
12142
12143
12144
12145
12146
12147
12148
12149
12150
12151
12152
12153
12154
12155
12156
12157
12158
12159
12160
12161
12162
12163
12164
12165
12166
12167
12168
12169
12170
12171
12172
12173
12174
12175
12176
12177
12178
12179
12180
12181
12182
12183
12184
12185
12186
12187
12188
12189
12190
12191
12192
12193
12194
12195
12196
12197
12198
12199
12200
12201
12202
12203
12204
12205
12206
12207
12208
12209
12210
12211
12212
12213
12214
12215
12216
12217
12218
12219
12220
12221
12222
12223
12224
12225
12226
12227
12228
12229
12230
12231
12232
12233
12234
12235
12236
12237
12238
12239
12240
12241
12242
12243
12244
12245
12246
12247
12248
12249
12250
12251
12252
12253
12254
12255
12256
12257
12258
12259
12260
12261
12262
12263
12264
12265
12266
12267
12268
12269
12270
12271
12272
12273
12274
12275
12276
12277
12278
12279
12280
12281
12282
12283
12284
12285
12286
12287
12288
12289
12290
12291
12292
12293
12294
12295
12296
12297
12298
12299
12300
12301
12302
12303
12304
12305
12306
12307
12308
12309
12310
12311
12312
12313
12314
12315
12316
12317
12318
12319
12320
12321
12322
12323
12324
12325
12326
12327
12328
12329
12330
12331
12332
12333
12334
12335
12336
12337
12338
12339
12340
12341
12342
12343
12344
12345
12346
12347
12348
12349
12350
12351
12352
12353
12354
12355
12356
12357
12358
12359
12360
12361
12362
12363
12364
12365
12366
12367
12368
12369
12370
12371
12372
12373
12374
12375
12376
12377
12378
12379
12380
12381
12382
12383
12384
12385
12386
12387
12388
12389
12390
12391
12392
12393
12394
12395
12396
12397
12398
12399
12400
12401
12402
12403
12404
12405
12406
12407
12408
12409
12410
12411
12412
12413
12414
12415
12416
12417
12418
12419
12420
12421
12422
12423
12424
12425
12426
12427
12428
12429
12430
12431
12432
12433
12434
12435
12436
12437
12438
12439
12440
12441
12442
12443
12444
12445
12446
12447
12448
12449
12450
12451
12452
12453
12454
12455
12456
12457
12458
12459
12460
12461
12462
12463
12464
12465
12466
12467
12468
12469
12470
12471
12472
12473
12474
12475
12476
12477
12478
12479
12480
12481
12482
12483
12484
12485
12486
12487
12488
12489
12490
12491
12492
12493
12494
12495
12496
12497
12498
12499
12500
12501
12502
12503
12504
12505
12506
12507
12508
12509
12510
12511
12512
12513
12514
12515
12516
12517
12518
12519
12520
12521
12522
12523
12524
12525
12526
12527
12528
12529
12530
12531
12532
12533
12534
12535
12536
12537
12538
12539
12540
12541
12542
12543
12544
12545
12546
12547
12548
12549
12550
12551
12552
12553
12554
12555
12556
12557
12558
12559
12560
12561
12562
12563
12564
12565
12566
12567
12568
12569
12570
12571
12572
12573
12574
12575
12576
12577
12578
12579
12580
12581
12582
12583
12584
12585
12586
12587
12588
12589
12590
12591
12592
12593
12594
12595
12596
12597
12598
12599
12600
12601
12602
12603
12604
12605
12606
12607
12608
12609
12610
12611
12612
12613
12614
12615
12616
12617
12618
12619
12620
12621
12622
12623
12624
12625
12626
12627
12628
12629
12630
12631
12632
12633
12634
12635
12636
12637
12638
12639
12640
12641
12642
12643
12644
12645
12646
12647
12648
12649
12650
12651
12652
12653
12654
12655
12656
12657
12658
12659
12660
12661
12662
12663
12664
12665
12666
12667
12668
12669
12670
12671
12672
12673
12674
12675
12676
12677
12678
12679
12680
12681
12682
12683
12684
12685
12686
12687
12688
12689
12690
12691
12692
12693
12694
12695
12696
12697
12698
12699
12700
12701
12702
12703
12704
12705
12706
12707
12708
12709
12710
12711
12712
12713
12714
12715
12716
12717
12718
12719
12720
12721
12722
12723
12724
12725
12726
12727
12728
12729
12730
12731
12732
12733
12734
12735
12736
12737
12738
12739
12740
12741
12742
12743
12744
12745
12746
12747
12748
12749
12750
12751
12752
12753
12754
12755
12756
12757
12758
12759
12760
12761
12762
12763
12764
12765
12766
12767
12768
12769
12770
12771
12772
12773
12774
12775
12776
12777
12778
12779
12780
12781
12782
12783
12784
12785
12786
12787
12788
12789
12790
12791
12792
12793
12794
12795
12796
12797
12798
12799
12800
12801
12802
12803
12804
12805
12806
12807
12808
12809
12810
12811
12812
12813
12814
12815
12816
12817
12818
12819
12820
12821
12822
12823
12824
12825
12826
12827
12828
12829
12830
12831
12832
12833
12834
12835
12836
12837
12838
12839
12840
12841
12842
12843
12844
12845
12846
12847
12848
12849
12850
12851
12852
12853
12854
12855
12856
12857
12858
12859
12860
12861
12862
12863
12864
12865
12866
12867
12868
12869
12870
12871
12872
12873
12874
12875
12876
12877
12878
12879
12880
12881
12882
12883
12884
12885
12886
12887
12888
12889
12890
12891
12892
12893
12894
12895
12896
12897
12898
12899
12900
12901
12902
12903
12904
12905
12906
12907
12908
12909
12910
12911
12912
12913
12914
12915
12916
12917
12918
12919
12920
12921
12922
12923
12924
12925
12926
12927
12928
12929
12930
12931
12932
12933
12934
12935
12936
12937
12938
12939
12940
12941
12942
2006-07-03  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.c (range_in_array_bounds_p): New predicate.
	* tree.h (range_in_array_bounds_p): Declare it.
	* tree-eh.c (tree_could_trap_p) <ARRAY_RANGE_REF>: Use it to
	return a less conservative answer.
	* tree-sra.c (struct sra_elt): Add new pointer field 'groups'
	and flag 'is_group'.
	(IS_ELEMENT_FOR_GROUP): New macro.
	(FOR_EACH_ACTUAL_CHILD): Likewise.
	(next_child_for_group): New helper function.
	(can_completely_scalarize_p): Take into account groups.
	(sra_hash_tree): Handle RANGE_EXPR.
	(sra_elt_eq): Likewise.
	(lookup_element): Be prepared for handling groups.
	(is_valid_const_index): Delete.
	(maybe_lookup_element_for_expr) <ARRAY_REF>: Use in_array_bounds_p
	instead of is_valid_const_index.
	<ARRAY_RANGE_REF>: New case.
	(sra_walk_expr) <ARRAY_REF>: Use in_array_bounds_p instead of
	is_valid_const_index.
	<ARRAY_RANGE_REF>: Do not unconditionally punt.
	(scan_dump): Dump info for groups too.
	(decide_instantiation_1): Likewise.
	(decide_block_copy): Assert that the element is not a group.
	Propagate decision to groups.
	(generate_one_element_ref): Handle RANGE_EXPR.
	(mark_no_warning): Iterate over actual childs.
	(generate_copy_inout): Likewise.
	(generate_element_copy): Likewise.
	(generate_element_zero): Likewise.
	(generate_element_init_1): Likewise.
	(dump_sra_elt_name): Handle RANGE_EXPR.

2006-07-03  Roger Sayle  <roger@eyesopen.com>

	PR tree-optimization/26251
	* tree-ssa-threadupdate.c (redirection_block_p): New function.
	(thread_block): When optimizing for size refuse to thread jumps
	that would require duplication of blocks other than redirection
	blocks.

2006-07-03  Paolo Bonzini  <bonzini@gnu.org>

	* configure.ac: Fix thinko in previous check-in.
	* configure: Regenerate.

2006-07-03  Paolo Bonzini  <bonzini@gnu.org>

	PR other/27063
	* configure.ac (for lang...): Simplify nesting of conditionals.
	Test subdir_requires for non-enabled languages.  Move processing
	of lang_opt_files and lang_tree_fiels below that test.
	* configure: Regenerate.
	* doc/sourcebuild.texi (Front End Config): Document subdir_requires.

2006-07-01  Martin Michlmayr  <tbm@cyrius.com>

	* doc/gcov.texi (Invoking Gcov): Add a missing word.

2006-06-30  Kazu Hirata  <kazu@codesourcery.com>

	* cfgexpand.c, config/i386/i386.c, genpreds.c, tree-cfg.c: Fix
	comment typos.

2006-06-29  Jason Merrill  <jason@redhat.com>

	PR c++/26905
	PR c++/26612
	PR c++/27000
	PR c++/26984
	PR c++/19134
	* tree.c (build_decl_stat): Don't hande #pragma visibility here.
	* c-common.c (c_determine_visibility): Handle it here.
	* c-decl.c (finish_decl): Call c_determine_visibility for 
	functions, too.
	* flags.h (enum symbol_visibility): Sort from most to least visibility.
	* tree.h: Likewise.
	* varasm.c (default_assemble_visibility): Likewise.
	* c-common.c (handle_visibility_attribute): Complain about trying
	to give visibility to an already defined class, or trying to change
	declared visibility. Always attach the attribute.

	PR c++/26905
	PR c++/21675
	PR c++/17470
	* attribs.c (decl_attributes): Ignore type-in-place attributes
	once the type has been defined.

2006-06-29  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/27428
	* c-lex.c (c_lex_with_flags) <CPP_N_INVALID>: Increment errorcount
	to indicate the cpplib has issued an error message for us.

2006-06-29  Asher Langton  <langton2@llnl.gov>

	PR target/25765
	* config/i386/i386.c (ix86_output_function_epilogue): Don't
	insert a label at the end of an function under Mach-O.
	
2006-06-29  Eric Christopher  <echristo@apple.com>
	    Evan Cheng  <evan.cheng@apple.com>

	* predicates.md (vector_all_ones_operand): New.
	(nonimmediate_or_sse_const_operand): Ditto.
	* config/i386/i386-protos.h (standard_sse_constant_opcode): Declare.
	* config/i386/i386.c (standard_sse_constant_opcode): Define.
	(standard_sse_mode_p): Ditto.
	(standard_sse_constant_p): Add case for -1 vector.
	(ix86_expand_vector_move): Try to use.
	* sse.md (*mov<mode>_internal): Use nonimmediate_or_sse_const_operand.
	Call standard_sse_constant_opcode.
	(*movv4sf_internal): Ditto.
	(*movv2df_internal): Ditto.

2006-06-29  Roger Sayle  <roger@eyesopen.com>

	* genpreds.c (write_match_code_switch): Correctly use XSTR instead
	of XEXP to extract the operands of a MATCH_CODE rtx.

2006-06-28  Andrew Pinski  <pinskia@gmail.com>

	* tree.c (tree_size): Do not waste tail padding in
	struct tree_string and make the size be the same as
	build_string will generate.

2006-06-28  Jason Merrill  <jason@redhat.com>

	PR c++/27768
	* tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
	may_aliases already in the tag's annotations to the bitmap.

2006-06-28  Roger Sayle  <roger@eyesopen.com>

	* genpreds.c (write_predicate_stmts) <IOR>: Add missing break.

2006-06-28  Roger Sayle  <roger@eyesopen.com>

	* genpreds.c (generate_switch_p): New function.
	(add_mode_tests): Push the new mode test down inside an AND expr
	if this allows the switch-suitable MATCH_CODE to be near the root.
	(write_match_code_switch): New function to write a MATCH_CODE as
	a switch statement.
	(write_predicate_stmts): New function to write a predicate RTX
	expression as a sequence of statements.
	(write_one_predicate_function): Use write_predicate_stmts.
	(write_tm_constrs_h): Likewise.

2006-06-26  Fred Fish  <fnf@specifix.com>

	* config/mips/t-sb1: New file.
	* config.gcc (mipsisa64sb1-*-elf*): Add mips/t-sb1 to
	tmake_file list.

2006-06-26  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_print_operand): Fix sign-merging logic.

2006-06-26  Naveen H.S  <naveenh@kpitcummins.com>
	    Jayant Sonar  <jayants@kpitcummins.com>
	    Jaydeep Vipradas  <jaydeepv@kpitcummins.com>

	* config/m32c/addsub.md (addsi3, addsi3_1, addsi3_2): New.
	(subsi3, subsi3_1, subsi3_2): New.
	* config/m32c/bitops.md (andsi3, iorsi3, xorsi3): New.
	* config/m32c/mov.md (SI mov peephole): New.
	* config/m32c/m32.c (m32c_immd_dbl_mov): New.
	* config/m32c/m32c-protos.h (m32c_immd_dbl_mov): New.

2006-06-26  Olivier Hainque  <hainque@adacore.com>

	* function.c (aggregate_value_p): Honor DECL_BY_REFERENCE on
	a CALL_EXPR target function declaration.

2006-06-26  Richard Guenther  <rguenther@suse.de>

	* tree.c (build_string): Do not waste tail padding in
	struct tree_string.

2006-06-26  Richard Guenther  <rguenther@suse.de>

	* ggc-page.c (init_ggc): Add missing element to size_lookup
	table.

	Revert
	2006-06-23  Richard Guenther  <rguenther@suse.de>

	* ggc-page.c (init_ggc): Do not round up the extra_order_size_table
	sizes to MAX_ALIGNMENT.  Fix the size_lookup table to honour
	alignment requests instead.  Add verification code.
	Add struct tree_function_decl and struct tree_binfo size to
	extra_order_size_table.  Add missing element to size_lookup
	table.

2006-06-25  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/28151
	* fold-const.c (const_binop): Be prepared for self returning zero.
	Simplify code handling complex values.

2006-06-24  Olivier Hainque  <hainque@adacore.com>

	* gimplify.c (gimplify_scalar_mode_aggregate_compare): New function.
	(gimplify_expr): Use it for tcc_comparison of operands of non BLKmode
	aggregate types.

2006-06-24  Olivier Hainque  <hainque@adacore.com>

	* tree-ssa-loop-im.c (for_each_index): Handle ARRAY_RANGE_REF as
	ARRAY_REF, so have the callback called for the low bound expression.

2006-06-23  Janis Johnson  <janis187@us.ibm.com>

	* tree.h (DECIMAL_FLOAT_TYPE_P): New.
	* c-typeck.c (c_common_type): Disallow operations on decimal float
	types and other float types.
	* convert.c (convert_to_real): Don't ignore conversions involving
	decimal float types.

2006-06-23  Olivier Hainque  <hainque@adacore.com>

	* tree.c (max_int_size_in_bytes): New function, inspired from
	code in function.c:assign_temp.
	* tree.h (max_int_size_in_bytes): Declare.
	* function.c (assign_temp): Use it.
	* gimplify.c (create_tmp_var): Relax the assertions on the type
	properties, not mandating constant size any more.
	(force_constant_size): New static function.
	(gimple_add_tmp_var): Use it, forcing variable size to a
	constant upper bound if it is not constant on entry.

2006-06-23  Danny Smith   <dannysmith@users.sourceforge.net>

	PR target/27789
	* config/i386/winnt.c (ix86_handle_selectany_attribute): Move check
	for initialization and setting of one_only flag to ...
	(i386_pe_encode_section_info): ...here.
	(i386_pe_dllimport_p): Check for DECL_DLLIMPORT_P also.
	Recheck that the symbol has not been defined.

2006-06-23  Richard Guenther  <rguenther@suse.de>

	* ggc-page.c (init_ggc): Do not round up the extra_order_size_table
	sizes to MAX_ALIGNMENT.  Fix the size_lookup table to honour
	alignment requests instead.  Add verification code.
	Add struct tree_function_decl and struct tree_binfo size to
	extra_order_size_table.  Add missing element to size_lookup
	table.

2006-06-22  Roger Sayle  <roger@eyesopen.com>
	    John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR middle-end/28131
	* expr.c (expand_expr_real_1) <VECTOR_CST>: Check whether the
	call to lang_hooks.types.type_for_mode returned NULL_TREE.

2006-06-23  Ben Elliston  <bje@au.ibm.com>

	* dfp.c (decimal_to_decnumber): Do not use decNumberNegate to
	negate dn -- manipulate it directly.

2006-06-22  Roger Sayle  <roger@eyesopen.com>
	    Steven Bosscher  <stevenb.gcc@gmail.com>

	PR target/27531
	* reload1.c (gen_reload): Call mark_jump_label on the new insns
	generated by gen_move_insn to add REG_LABEL notes if necessary.

2006-06-22  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa/lib1funcs.asm (MIN_ESA): Delete.
	(leaf_entry): Remove use of MIN_ESA.

2006-06-22  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/28121
	* cfgexpand.c (tree_expand_cfg): Clean EDGE_EXECUTABLE flag from
	the entry edge.

2006-06-21  DJ Delorie  <dj@redhat.com>

	* config/m32c/muldiv.md (mulhisi3_i): Only use registers for dest
	(TN-16C-A156A/E).
	(mulhisi3_r): Likewise.

2006-06-21  Richard Sandiford  <richard@codesourcery.com>

	PR middle-end/28034
	* coverage.c (coverage_counter_alloc): Leave the index type
	unspecified.
	(coverage_counter_alloc): Use null arguments for operands 2 and 3
	of the ARRAY_REF.

2006-06-21  Andrew Pinski  <pinskia@physics.uc.edu>

	* doc/invoke.texi (-fopenmp) Move to "Options Controlling C Dialect"
	section from the "Options for Code Generation Conventions".

2006-06-21  Richard Henderson  <rth@redhat.com>

	PR target/26347
	PR target/27082
	* config/alpha/predicates.md (small_symbolic_operand): Deny weak
	symbols.
	(global_symbolic_operand): Allow weak symbols, even if local_p.

2006-06-21  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): New function.
	(find_interesting_uses_address): Punt if above function returns true.

2006-06-21  Richard Guenther  <rguenther@suse.de>

	* configure: Regenerated.

2006-06-21  Joseph Myers  <joseph@codesourcery.com>

	* config/mips/mips.c (function_arg): Where one part of a
	complex argument is in registers and the other part in the stack,
	return a REG not a PARALLEL.

2006-06-21  Mark Mitchell  <mark@codesourcery.com>

	* configure.ac: Set gcc_gxx_include_dir to $target/include/c++
	when cross-compiling.  Do not substitute libstdcxx_incdir.
	* configure: Regenerated.

2006-06-21  Jakub Jelinek  <jakub@redhat.com>

	* varasm.c (mergeable_string_section): Check for embedded NULs and
	NUL termination in the first int_size_in_bytes (TREE_TYPE (decl))
	rather than TREE_STRING_LENGTH bytes.

2006-06-21  Richard Guenther  <rguenther@suse.de>

	* ggc-page.c (extra_order_size_table): Add var_ann_d,
	tree_ssa_name, bitmap_element and phi_node with 4 arguments
	sizes.

2006-06-21  Richrad Guenther  <rguenther@suse.de>

	* tree-ssa-loop-niter.c (simplify_using_initial_conditions):
	Limit iteration over the dominators.

2006-06-20  Roger Sayle  <roger@eyesopen.com>

	* config/mips/iris6.h (LIB_SPEC): Add support for -pthread.
	(SUBTARGET_CPP_SPEC): Define _REENTERANT if -pthread specified.

2006-06-20  Richard Guenther  <rguenther@suse.de>
	Michael Matz  <matz@suse.de>

	* alloc-pool.h (free_alloc_pool_if_empty): Prototype new
	function.
	* alloc-pool.c (free_alloc_pool_if_empty): New function.
	* et-forest.h (et_free_pools): Prototype new function.
	* et-forest.c (et_free_tree_force): Free parent occurrence.
	(et_free_pools): New function.
	* dominance.c (free_dominance_info): Free et-forest alloc
	pools.

2006-06-20  Roger Sayle  <roger@eyesopen.com>

	* expr.c (expand_expr_real_1) <VECTOR_CST>: For vector constants with
	integer modes, attempt to directly construct an integer constant.

	* fold-const.c (native_encode_vector): Determine the size of each
	element from the vector type instead of the first vector element.

	* tree.c (build_constructor_single): Mark a CONSTRUCTOR as constant,
	if all of its elements/components are constant.
	(build_constructor_from_list): Likewise.

2006-06-20  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27331
	* tree-data-ref.c (free_data_ref): New function.
	(create_data_ref): Fail if the data reference has unknown access
	function.
	(free_data_refs): Use free_data_ref.

2006-06-19  Andrew Pinski  <pinskia@gmail.com>

	PR middle-end/28075
	* tree-inline.c (setup_one_parameter): Strip useless
	type conversion before adding it to the IR.
	(declare_return_variable): Likewise.

2006-06-19  Martin Michlmayr  <tbm@cyrius.com>

	PR c/27149
	* c-common.c (c_common_truthvalue_conversion): Fix grammar in warning.

2006-06-19  Mike Stump  <mrs@apple.com>

	* tree.c (variably_modified_type_p): VM arguments don't make the
	type a VM type.

2006-06-19  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-pre.c (try_combine_conversion): Strip useless
	type conversions after folding.

2006-06-19  Richard Guenther  <rguenther@suse.de>

	* ggc-page.c (extra_order_size_tab): Add entries with
	size of struct function and basic_block.
	(size_lookup): Extend to cover sizes up to 511.
	(ggc_alloc_stat): Adjust user.
	(ggc_pch_count_object): Likewise.
	(ggc_pch_alloc_object): Likewise.
	(ggc_pch_write_object): Likewise.

2006-06-19  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-loop-niter.c (implies_ge_p): New function.
	(derive_constant_upper_bound): Handle OP0 - CST in unsigned types
	correctly.

2006-06-19  Denis Chertykov  <denisc@overta.ru>

	* config/avr/libgcc.S : Correct my wrong previous commit.

2006-06-19  Roger Sayle  <roger@eyesopen.com>

	PR target/27861
	* expmed.c (expand_shift): On SHIFT_COUNT_TRUNCATED targets, we may
	have stripped a SUBREG from the shift count, so we may need to
	convert_to_mode back to the type's mode before calling make_tree.
	Use new_amount instead of amount to avoid expanding a tree twice.

2006-06-19  Richard Guenther  <rguenther@suse.de>

	PR middle-end/28045
	* fold-const.c (operand_equal_p): Check if the argument types
	have the same precision before stripping NOPs.

2006-06-19  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/27341
	* tree-cfg.c (gimplify_val): Call mark_new_vars_to_rename on the
	statement we get.
	* tree-complex.c (pass_lower_complex): Update SMT usage.

2006-06-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md ("doloop_si64", "doloop_si31", "doloop_di"):
	Add a new alternative to the constraint strings. Add move of
	operand 1 to 3 to the splitter definition.
	("doloop_si_long"): Second contraint alternative removed.

2006-06-08  Anatoly Sokolov <aesok@post.ru>

	* config/avr/avr.h (avr_have_movw_lpmx_p): Declare.
	(TARGET_CPU_CPP_BUILTINS): Add __AVR_HAVE_MOVW__ and
	__AVR_HAVE_LPMX__.
	(AVR_HAVE_MOVW) Define.
	(ASSEMBLER_DIALECT): Use AVR_HAVE_MOVW.
	(ASM_SPEC): Add avr25.
	(LINK_SPEC): Add avr25.
	* config/avr/avr.c (avr_have_movw_lpmx_p): Add.
	(base_arch_s): Add new member 'have_movw_lpmx'.
	(avr_arch_types): Init 'have_movw_lpmx'.
	(avr_mcu_types): Add 'avr25'. Move attiny13, attiny2313, attiny24,
	attiny44, attiny84, attiny25, attiny45, attiny85, attiny261,
	attiny461, attiny861 and at86rf401 in 'avr25' arhitecture.
	(avr_override_options): Init 'avr_have_movw_lpmx_p'.
	(output_movhi, output_movsisf, ashlsi3_out, avr_rtx_costs): Use
	AVR_HAVE_MOVW.
	(avr_file_start): Do not output '.arh' derective.
	* config/avr/libgcc.S (mov_l): Use __AVR_HAVE_MOVW__.
	(__do_copy_data): Use __AVR_HAVE_LPMX__.
	* config/avr/avr.md (mcu_enhanced): Delete.
	(mcu_have_movw): Define.
	(negsi2, extendhisi2, zero_extendhisi2): Use 'mcu_have_movw'.
	(call_insn, call_value_insn): Use 'call_insn' and __AVR_HAVE_MOVW__.
	* config/avr/t-avr(MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add avr25.
	(MULTILIB_MATCHES): Add attiny13, attiny2313, attiny24, attiny44,
	attiny84, attiny25, attiny45, attiny85, attiny261, attiny461,
	attiny861 and at86rf401 devices.

2006-06-18  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin.c (MAX_LOOP_LENGTH): Define to be 2042 instead
	of 4096.

2006-06-17  Karl Berry  <karl@gnu.org>

	* doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi,
	doc/gccint.texi, doc/install.texi (@dircategory): Use
	"Software development" instead of "Programming", following
	the Free Software Directory.

2006-06-17  Alexandre Oliva  <aoliva@redhat.com>

	* config/i386/i386.c (legitimate_tls_address)
	<TARGET_GNU2_TLS>: Add tp after DTPOFF.
	* config/i386/i386.md (*tls_dynamic_gnu2_combine_32): Adjust.
	(*tls_dynamic_gnu2_combine_64): Likewise.

2006-06-16  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27116
	* fold-const.c (negate_expr_p): Do not introduce undefined
	overflow in negating INTEGER_CSTs.
	(fold_negate_expr): Rename from negate_expr.  Revert last
	change for folding BIT_NOT_EXPR.  Change semantics to
	return NULL_TREE for non-simplified negations.  Do not
	strip type conversions and unify type handling.
	(negate_expr): New function, wrap around fold_negate_expr
	but ensure building a tree always.  Strip type conversions
	here, fold to result type.
	(fold_unary): Use fold_negate_expr for folding NEGATE_EXPR.

2006-06-16  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/27802
	* reg-stack.c (subst_stack_regs): Handle noreturn function calls
	that (would) return their results in stack registers.

2006-06-16  Michael Matz  <matz@suse.de>
	Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_truthop): Only return new tree node if
	we canonicalized something.

2006-06-16  Richard Guenther  <rguenther@suse.de>

	* function.h (enum function_frequency): Move declaration
	out of struct function.
	(struct function): Move bool fields and the enum to the bitfield
	section.  Reorder elements to avoid padding.  Remove unused
	fields left over from the RTL inliner removal.
	* function.c (free_after_compilation): Do not zero removed fields.
	* Makefile.in (ipa-reference.o): Add $(FUNCTION_H) dependency.
	(ipa-type-escape.o): Likewise.

2006-06-16  Richard Guenther  <rguenther@suse.de>

	* cgraph.h (struct cgraph_local_info): Turn bool elements
	into a bitfield.
	(struct cgraph_node): Likewise.
	(struct cgraph_varpool_node): Likewise.

2006-06-15  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_truth_not_expr): Rename from
	invert_truthvalue.  Give it fold_* semantics to avoid
	generating garbage.
	(invert_truthvalue): New function.  Wrapper around
	fold_truth_not_expr.
	(optimize_minmax_comparison): Avoid creating garbage.
	(fold_unary): Use fold_truth_not_expr for folding
	TRUTH_NOT_EXPR.
	(fold_ternary): Replace uses of invert_truthvalue with
	fold_truth_not_expr where applicable.
	* tree.h (fold_truth_not_expr): Prototype.

2006-06-16  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27781
	* Makefile.in (ipa-pure-const.o): Add $(TARGET_H) dependency.
	* ipa-pure-const.c (target.h): Include.
	(analyze_function): Do not analyze functions that do not
	bind locally.

2006-06-15  Andrew MacLeod  <amacleod@redhat.com>

	PR middle-end/27793
	* tree-dfa.c (referenced_vars_dup_list): Remove.
	(find_referenced_vars): Remove assert.
	(referenced_var_check_and_insert): Replace dup list with assert.
	* tree-ssa.c (delete_tree_ssa): Remove dup list processing.
	* tree-flow.h (referenced_vars_dup_list): Remove extern decl.

2006-06-15  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (alias_get_name): Avoid creating
	extra unused identifiers if not dumping.
	(create_variable_info_for): Likewise.

2006-06-15  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-loop-niter.c (implies_nonnegative_p): New function.
	(derive_constant_upper_bound): Derive more precise upper bound in
	common cases.  Return type changed to double_int.
	(record_estimate): Reflect the changed return type of
	derive_constant_upper_bound.
	* double-int.c (double_int_zext, double_int_sext): Fix.

2006-06-15  Paolo Bonzini  <bonzini@gnu.org>

	* configure.ac (CFLAGS): Get them from the toplevel or from the
	configure invocation.
	* configure: Regenerate.
	* Makefile.in (CFLAGS): Substitute value provided by configure.

2006-06-14  Mark Mitchell  <mark@codesourcery.com>

	PR c++/26559
	* c-common.h (c_finish_omp_atomic): Adjust declaration.
	* c-omp.c (c_finish_omp_atomic): Return the expression to perform,
	rather than calling add_stmt on it.
	* c-parser.c (c_parser_omp_atomic): Adjust accordingly.

2006-06-14  Andreas Krebbel  <krebbel1@de.ibm.com>

	PR middle-end/27959
	* reload1.c (reload): Remove registers returned by update_eliminables
	from used_spill_regs.

2006-06-13  DJ Delorie  <dj@redhat.com>

	* config/m32c/muldiv.md (mulpsi3): Expect arbitrary constants.

2006-06-13  Carlos O'Donell  <carlos@codesourcery.com>

	* Makefile.in: Define HTMLS_BUILD, HTMLS_INSTALL,
	html__strip_dir, html__mkdir_p. Enhance install-html target.
	* configure.ac: AC_SUBST datarootdir, docdir and htmldir.
	* configure: Regenerate.

2006-06-13  Fariborz Jahanian <fjahanian@apple.com>

	* fold-const.c (fold_cond_expr_with_comparison): Check for
	Objective-C++ as language in deciding COND_EXPR transformation.

2006-06-06  J"orn Rennecke <joern.rennecke@st.com>

	PR target/28014:
	* config/sh/t-sh (LIB1ASMFUNCS): Add _udiv_qrnnd16
	* config/sh/sh.c (print_operand): Add !SHMEDIA functionality to 'M'.
	* config/sh/lib1funcs.h (SL, SL1): Define.
	* config/sh/lib1funcs.asm (__udiv_qrnnd16): New hidden function.
	* longlong.h (__sh__): Define umul_ppmm, udiv_qrnnd and sub_ddmmss.
	* config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): New rule.
	(OBJS_Os_4_200): New variable.
	($(T)libgcc-Os-4-200.a): Use it.
	* sh.md (udivsi3): For TARGET_DIVIDE_CALL_TABLE, avoid function call
	when dividing 1 and/or by 0.

2006-06-13  Roger Sayle  <roger@eyesopen.com>

	* configure.ac (HAS_MCONTEXT_T_UNDERSCORES): Include <sys/signal.h>
	before <ucontext.h> to define sigset_t required by <sys/ucontext.h>.
	* configure: Regenerate.

2006-06-13  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin.c (bfin_reorg_loops): Only call recog_memoized ()
	for real instruction.

2006-06-13  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	PR middle-end/26807
	* haifa-sched.c (check_cfg): Handle special case.

2006-06-13  Eric Botcazou  <ebotcazou@adacore.com>

	PR debug/26754
	* gimplify.c (declare_tmp_vars): Rename into declare_vars.
	Add debug_info parameter.  Chain the vars to the BLOCK instead
	of the BIND_EXPR if debug info are requested for them.
	(pop_gimplify_context): Adjust for above change.
	(gimple_add_tmp_var): Likewise.
	* tree-gimple.h (declare_tmp_vars): Rename into declare_vars.
	Add bool parameter.
	* tree-nested.c (convert_nonlocal_reference): Adjust for above change.
	(convert_local_reference): Likewise.
	(get_local_debug_decl): Set DECL_IGNORED_P on the original variable.
	(finalize_nesting_tree_1): Request that debug info be emitted
	for debug_var_chain.

2006-06-13  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* haifa-sched.c (unlink_other_notes, unlink_line_notes): Fix the patch
	for PR target/27863.

2006-06-13  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27536
	* except.c (output_ttype): Expand type with EXPAND_INITIALIZER.

2006-06-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27830
	* tree-inline.c (copy_body_r): For copying the operand
	of an ADDR_EXPR make sure to fold &* afterwards.

2006-06-12  Eric Botcazou  <ebotcazou@adacore.com>

	* gimplify.c (gimplify_expr): Treat VIEW_CONVERT_EXPR like other
	lvalues in the fb_none case with side-effects.

2006-06-12  Kazu Hirata  <kazu@codesourcery.com>

	* tree-flow.h: Remove the prototype for
	compute_phi_arg_on_exit.
	* tree-ssa-loop-ivopts.c (protect_loop_closed_ssa_form_use,
	protect_loop_closed_ssa_form, compute_phi_arg_on_exit):
	Remove.

2006-06-12  Mark Shinwell  <shinwell@codesourcery.com>

	* builtins.c (expand_builtin_return_addr): Only use
	frame_pointer_rtx when count == 0 and we are expanding
	__builtin_return_address.

2006-06-12  Fred Fish  <fnf@specifix.com>

	* config/mips/mips.c (mips_file_start): Create special section
	".gcc_compiled_longXX" for o64 ABI as well as EABI.

2006-06-11  Eric Christopher  <echristo@apple.com>

	PR middle-end/27948
	* stor-layout.c (place_field): Remove check for
	remaining_in_alignment when aligning at the end of a run.

2006-06-11  Eric Christopher  <echristo@apple.com>

	PR 27542
	* doc/extend.texi (Structure-Packing Pragmas): Document ms_struct
	pragma.

2006-06-11  Roger Sayle  <roger@eyesopen.com>

	PR target/27858
	Revert incorrect fix for PR target/27158
	2006-05-08  Roger Sayle  <roger@eyesopen.com>
	* reload.c (find_reloads_toplev): Only return the simplified SUBREG
	of a reg_equiv_constant if the result is a legitimate constant.

2006-06-11  Roger Sayle  <roger@eyesopen.com>

	PR target/27158
	* config/rs6000/rs6000.c (const_vector_elt_as_int): New function to
	extract a CONST_VECTOR element and interpret it as an integer.
	(vspltis_constant): Use const_vector_elt_as_int instead of the
	macro CONST_VECTOR_ELT in order to handle FP vector modes.
	* config/rs6000/predicates.md (easy_vector_const): Consider
	floating point ALTIVEC_VECTOR_MODEs via easy_altivec_constant.

2006-06-11  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR middle-end/27942
	* stor-layout.c (update_alignment_for_field): Don't add extra
	alignment for packed non-bitfield fields in ms_bitfield_layout_p
	code.

2006-06-09  Ralf Corsepius  <ralf.corsepius@rtems.org>

	* config/mips/t-rtems: Add EL/EB multilib variants.

2006-06-09  Mike Stump  <mrs@apple.com>

	* c-typeck.c (c_begin_vm_scope): Fix file_scope processing.

2006-06-09  David Daney  <ddaney@avtrex.com>

	* doc/install.texi: Add binutils version recommendation for mips-*-*.

2006-06-09  Andreas Krebbel  <krebbel1@de.ibm.com>

	* reload.c (find_reloads): Unset force_reload for 'X' constraint.

2006-06-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26998
	* tree-vrp.c (extract_range_from_unary_expr): For NEGATE_EXPR
	of signed types, only TYPE_MIN_VALUE is special, but for both,
	minimum and maximum value.  Likewise VR_ANTI_RANGE is special
	in this case, as is -fwrapv.

2006-06-08  Mike Stump  <mrs@apple.com>

	PR target/26427
	* config/darwin.c (darwin_asm_output_anchor): Disable
	-fsection-anchors on darwin for now.
	* config/darwin.h (TARGET_ASM_OUTPUT_ANCHOR): Likewise.
	* rs6000/rs6000.c (optimization_options): Likewise.

2006-06-08  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR target/27421
	* config/i386/i386.c (classify_argument): Skip fields with invalid
	types in unions.

2006-06-08  Steven Bosscher  <steven@gcc.gnu.org>

	* cse.c (flush_hash_table): Use VOIDmode to invalidate a REG.
	(cse_insn): Likewise for the stack_pointer_rtx.

2006-06-08  Roger Sayle  <roger@eyesopen.com>

	* tree-ssa-dom.c (record_conditions): Only record "unordered"
	conditions from floating point comparisons.

2006-06-08  Paolo Bonzini  <bonzini@gnu.org>

	PR middle-end/27733
	* expmed.c (struct alg_hash_entry): Fix type of field T
	to match synth_mult argument.
	(NUM_ALG_HASH_ENTRIES): Make it bigger for 64-bit HOST_WIDE_INT.

2006-06-08  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	PR target/27863
	* haifa-sched.c (unlink_other_notes, unlink_line_notes): Update basic
	block boundaries.

2006-06-08  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27116
	* fold-const.c (negate_expr_p): We can negate BIT_NOT_EXPR
	only, if overflow is defined and not trapping.
	(negate_expr): Likewise.

2006-06-07  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27872
	* tree-ssa-loop-manip.c (tree_unroll_loop): Set EDGE_IRREDUCIBLE_LOOP
	flag on the new exit edge of the unrolled loop.

2006-06-07  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26449
	* loop-invariant.c (move_invariant_reg): Fail if force_operand fails.

2006-06-07  Andrew MacLeod  <amacleod@redhat.com>

	PR middle-end/27793
	* tree-dfa.c (referenced_vars_dup_list): New.  List of duplicate
	referenced_variables with matching DECL_UID's.
	(find_referenced_vars): Make sure duplicate list is empty to start.
	(referenced_var_p): Remove.
	(referenced_var_check_and_insert): Renamed from referenced_var_insert.
	Check if var is in the list, and add if needed.  Update the duplicate
	list if a different var is in the list with the same DECL_UID.
	(add_referenced_var): Call routine to check and insert.
	* tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates.
	* tree-flow.h (referenced_vars_dup_list): External declaration.

2006-06-07  Fred Fish  <fnf@specifix.com>

	* config/mips/t-elf (MULTILIB_MATCHES): Combine two entries
	into single entry.

2006-06-07  Paolo Bonzini  <bonzini@gnu.org>

	PR target/27390
	* reg-stack.c (subst_stack_regs_pat): Reorder resetting of
	the imaginary and real parts of a clobbered register.
	Emit insn to set the imaginary part.

2006-06-06  Peter Lemieszewski  <lemie@us.ibm.com>

	* config/s390/t-tpf (LIB2ADDEH): Include unwind-dw2-fde-glibc.c
	in lieu of unwind-dw2-fde.c.

2006-06-06  Francois-Xavier Coudert  <coudert@clipper.ens.fr>

	* config/i386/mingw32.h (GOMP_SELF_SPECS): Define.

2006-06-06  Ulrich Weigand  <uweigand@de.ibm.com>

	PR target/27842
	* config/rs6000/altivec.md (UNSPEC_VSLW): Remove.
	("altivec_vspltisw_v4sf", "altivec_vslw_v4sf"): Remove.
	("mulv4sf3", "absv4sf3", "negv4sf3"): Adapt users to use
	V4SImode temporaries and operations instead.

2006-06-06  Joseph S. Myers  <joseph@codesourcery.com>

	* config/mips/t-linux64 (tp-bit.c): Append to tp-bit.c, not
	dp-bit.c.

2006-06-06  Mike Stump  <mrs@apple.com>

	* Makefile.in: Rename to htmldir to build_htmldir to avoid
	installing during build.

2006-06-06  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* params.def (PARAM_MAX_SCHED_EXTEND_REGIONS_ITERS): Change default
	value to 0.
	* doc/invoke.texi (max-sched-extend-regions-iters): Document.
	* config/ia64/ia64.c (params.h): New header.
	(ia64_optimization_options): New function to adjust parameters.
	* config/ia64/ia64-protos.h (ia64_optimization_options): New prototype.
	* config/ia64/ia64.h (OPTIMIZATION_OPTIONS): New macro.
	* config/ia64/t-ia64 (ia64.o): Add dependence from params.h .

2006-06-05  Kazu Hirata  <kazu@codesourcery.com>

	* stor-layout.c (debug_rli): Fix a typo in a debug message.

2006-06-05  Steve Ellcey  <sje@cup.hp.com>

	PR target/27051
	* config/ia64/ia64.c (ia64_select_rtx_section): Check TARGET_NO_SDATA.

2006-06-05  Dorit Nuzman  <dorit@il.ibm.com>
	    Victor Kaplansky  <victork@il.ibm.com>

        PR tree-optimization/26360
        * tree-vectorizer.c (destroy_loop_vec_info): Remove (dead) pattern
        stmts.

2006-06-04  Roger Sayle  <roger@eyesopen.com>
	    Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/27382
	* c-common.c (c_common_truthvalue_conversion): Explicitly check
	for LABEL_DECL before calling DECL_WEAK.

	PR c/27150
	* c-typeck.c (build_binary_op): Likewise, explicitly check for
	LABEL_DECL and PARM_DECL.

2006-06-05  Joseph S. Myers  <joseph@codesourcery.com>

	PR c/25161
	PR c/27020
	* c-decl.c (grokdeclarator): Disallow variably modified types at
	file scope.  Avoid marking shared array type of constant size as
	VLA.

2006-06-04  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR c++/27601
	* c-common.c (fold_offsetof_1): Handle static members.

2006-06-04 Eric Christopher <echristo@apple.com>

	* stor-layout.c (start_record_layout): Initialize remaining_in_alignment.
	(debug_rli): Output value for remaining_in_alignment.
	(update_alignment_for_field): Unconditionalize
	ms_bitfield_layout_p code. Handle non-bitfield fields. Remove
	extra alignment code.
	(place_field): Don't realign if ms_bitfield_layout_p. Unconditionalize
	ms_bitfield_layout_p code. Rewrite handling of structure fields.
	* tree.h (record_layout_info_s): Remove prev_packed.
	* doc/extend.texi (ms_struct): Add documentation of format.

2006-06-04  Mark Shinwell  <shinwell@codesourcery.com>

	* tree.h: Declare folding_initializer.
	* builtins.c (fold_builtin_constant_p): Give definite answer
	if folding inside an initializer.
	* fold-const.c: Define folding_initializer.
	(START_FOLD_INIT): Save and then set folding_initializer.
	(END_FOLD_INIT): Restore folding_initializer.

2006-06-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27039
	* fold-const.c (fold_comparison): Handle pointer comparison
	again for all comparison codes.  Compare offsets in signed
	size type.
	(fold_binary): Move code from here.

2006-06-03  Roger Sayle  <roger@eyesopen.com>

	PR target/26223
	* config/i386/i386.c (construct_container): Split static issued_error
	flag into issued_sse_arg_error, issued_sse_ret_error and
	issued_x87_ret_error.  Issue a daignostic if the x86-64 ABI
	requires the use of x87 registers and the user explicitly
	specified the -mno-80387 command line option.

2006-06-02  Geoffrey Keating  <geoffk@apple.com>

	* config/rs6000/host-darwin.c (sigaltstack): Protect prototype with
	HAVE_DECL_SIGALTSTACK.
	(MC_FLD): New.
	(segv_handler): Use MC_FLD.
	* configure.ac: Check for a sigaltstack declaration.
	Compute HAS_MCONTEXT_T_UNDERSCORES on Darwin.
	* configure: Regenerate.
	* config.in: Regenerate.

2006-06-03  J"orn Rennecke <joern.rennecke@st.com>

	PR other/27850
	* Makefile.in (stmp-fixinc): Fix typo.

2006-06-02  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_unary) <CONJ_EXPR>: Ensure folded expressions
	are type correct.  Clean-up.
	<REALPART_EXPR>: Likewise.  Optimize creal(~z) as creal(z).
	<IMAGPART_EXPR>: Likewise.  Optimize cimag(~z) as -cimag(z).

2006-06-01  DJ Delorie  <dj@redhat.com>

	* config/v850/v850.h (ASM_OUTPUT_ADDR_DIFF_ELT): Disabled the
	shift, as we've disabled the "switch" insn that needs it.

2006-06-01  Per Bothner  <bothner@bothner.com>

	Suppress extra '#1 <built-in> or '#1 <command line>' on -dD output.
	* c-opts.c (finish_options): Use internal line 0 for <command-line>.
	* c-ppoutput.c (cb_define): Don't increment line 0.

2006-06-01  Pete Steinmetz  <steinmtz@us.ibm.com>

	* doc/invoke.texi: Add cpu_type power6.
	* config.gcc: Add cpu_type power6.
	* config/rs6000/rs6000.c (rs6000_override_options): Alias power6
	to power5+ with Altivec.
	* config/rs6000/aix52.h (ASM_CPU_SPEC): Add power6.
	* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add power6.

2006-05-30  Anatoly Sokolov <aesok@post.ru>

	* config/avr/avr.h (SET_ASM_OP): Define.

2006-06-01  Kazu Hirata  <kazu@codesourcery.com>

	* config/bfin/bfin.c: Fix comment typos.

2006-06-01  Paolo Bonzini  <bonzini@gnu.org>

	PR 25453
	* doc/install.texi: Document --enable-bootstrap and
	--disable-bootstrap.

2006-06-01  Paolo Bonzini  <bonzini@gnu.org>

	* doc/install.texi: Document that InfoZIP can replace jar.

2006-05-31  Roger Sayle  <roger@eyesopen.com>

	* config/i386/i386.c (ix86_expand_fp_absneg_operator): When SSE
	isn't available, directly generate the simpler x87 patterns without
	the (use (const_int 0)).
	* config/i386/i386.md (*negsf2_1): Enable pre-reload if the SSE
	implementation isn't available.
	(*negdf2_1): Likewise.
	(*negxf2_1): XF mode negation is always done using the x87.
	(*abssf2_1, *absdf2_1, *absxf2_1): Likewise^3 for fabs.

2006-05-31  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (fold_builtin_cabs): Delete prototype.  Require an
	additional FNDECL argument.  Optimize cabs(-z) and cabs(~z) as
	cabs(z).
	(fold_builtin_decl) <BUILT_IN_CABS>: Update fold_builtin_cabs call.

2006-05-31  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin-protos.h (bfin_hardware_loop): Declare.
	* config/bfin/bfin.c (basic-block.h): Include.
	(struct machine_function): New.
	(bfin_init_machine_status): New.
	(override_options): Initialize init_machine_status.
	(bfin_hardware_loop): New.
	(MAX_LOOP_DEPTH, MAX_LOOP_LENGTH): Define.
	(DEF_VEC_P (loop_info)): New.
	(DEF_VEC_ALLOC_P (loop_info,heap)): New.
	(struct loop_info): New.
	(loop_info): New typedef.
	(struct loop_work): New.
	(loop_work): New typedef.
	(DEF_VEC_O (loop_work)): New.
	(DEF_VEC_ALLOC_O (loop_work,heap)): New.
	(bfin_dump_loops): New.
	(bfin_bb_in_loop): New.
	(bfin_scan_loop): New.
	(bfin_optimize_loop): New.
	(bfin_reorg_loops): New.
	(bfin_reorg): Use bfin_reorg_loops.
	* config/bfin/bfin.h (FIRST_PSEUDO_REGISTER): Adjust for adding
	loop registers.
	(I_REGNO_P): Simplify.
	(DP_REGNO_P, DPREG_P): New macros.
	(REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
	REG_ALLOC_ORDER): Add LT0, LT1, LC0, LC1, LB0, LB1.
	(enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
	Add LT_REGS, LC_REGS, LB_REGS.
	(REG_CLASS_FROM_LETTER): Add 't' for LT_REGS, 'k' for LC_REGS,
	'l' for LB_REGS.
	(REGNO_REG_CLASS): Deal with loop registers.
	* config/bfin/bfin.md: Add comment for 't', 'k', 'l' constraint
	letters.
	(REG_LT0, REG_LT1, REG_LC0, REG_LC1, REG_LB0, REG_LB1):
	New constants for loop registers.
	(UNSPEC_LSETUP_END): New.
	(seq_insns): New define_attr. Set it for appropriate insns.
	(movsi_insn): Add alternatives for move from/to
	loop count registers.
	(doloop_end): New define_expand.
	(loop_end): New define_insn.
	(define_split for bad doloop_end): New.
	(lsetup_with_autoinit): New define_insn.
	(lsetup_without_autoinit): New define_insn.
	(rep_movsi, rep_movhi): Clobber LT1, LC1, LB1.
	* config/bfin/predicates.md (lc_register_operand): New.
	(lt_register_operand): New.
	(lb_register_operand): New.
	(nondp_register_operand): New.
	(nondp_reg_or_memory_operand): New.
	* doc/md.texi: Document Blackfin new 't', 'k', 'l' constraint letters.

2006-05-31  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin.c (bfin_delegitimize_address): New.
	(TARGET_DELEGITIMIZE_ADDRESS): Define.

2006-05-31  Daniel Jacobowitz  <dan@codesourcery.com>

	* Makefile.in (CATALOGS): Add po/ prefix.
	* configure: Regenerated.

2006-05-31  Richard Earnshaw  <richard.earnshaw@arm.com>

	PR target/27829
	* arm.c (arm_print_operand case 'S'): Validate that the operand is
	a shift operand before calling shift_op.  Avoid redundant call of
	shift_op.

2006-05-30  Naveen.H.S  <naveenh@kpitcummins.com>
	    DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_expand_insv): Check that the value
	we're inserting is a singlt-bit constant.

2006-05-30  Roger Sayle  <roger@eyesopen.com>

	* simplify-rtx.c (simplify_binary_operation_1) <LSHIFTRT>: Cast
	width to HOST_WIDE_INT to avoid comparison warnings on some targets.

2006-05-30  Roger Sayle  <roger@eyesopen.com>

	PR tree-optimization/23452
	* fold-const.c (fold_mult_zconjz): New subroutine of fold_binary,
	to optimize z * conj(z) as realpart(z)^2 + imagpart(z)^2.
	(fold_binary) <MULT_EXPR>: Call fold_mult_zconjz for integral
	complex values and with -ffast-math for FP complex values.

2006-05-30  Kazu Hirata  <kazu@codesourcery.com>

	* c-common.h: Remove the prototype for yyparse.
	* rtl.h: Remove the prototype for init_loop.

2006-05-30  Andreas Krebbel  <krebbel1@de.ibm.com>

	* cse.c (validate_canon_reg, cse_insn): Don't change insns without
	calling recog.

2006-05-30  Roger Sayle  <roger@eyesopen.com>

	* simplify-rtx.c (simplify_binary_operation): Unfactor the shift
	and rotate cases.
	<LSHIFTRT>: Optimize (lshiftrt (clz X) C) as (eq X 0) where C is
	log2(GET_MODE_BITSIZE(X)) on targets with the appropriate semantics.

2006-05-30  Dirk Mueller  <dmueller@suse.de>

	PR c/27273
	* c-common.c (convert_and_check): Only track TREE_CONSTANT_OVERFLOW
	for CONSTANT_CLASS_P expresisons.

2006-05-30  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR c/27718
	* c-typeck.c (c_expr_sizeof_type): Handle invalid types.

2006-05-30  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27779
	* tree-data-ref.c (analyze_siv_subscript_cst_affine): Use
	initial_condition instead of CHREC_LEFT.

2006-05-30  Steven Bosscher  <stevenb.gcc@gmail.com>

	* config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Fix type of begin_label.
	* config/m32r/initfini.c (__do_global_dtors, __do_global_ctors):
	Make prototypes ISO C90.

2006-05-30  Mircea Namolaru  <namolaru@il.ibm.com>
	    Leehod Baruch    <leehod.baruch@weizmann.ac.il>

	* see.c (see_analyze_one_def): Correct check.
	(see_get_extension_data): Check if extension is parallel.
	(see_get_extension_reg): Likewise.

2006-05-30  Uros Bizjak  <uros@kss-loka.si>

	PR target/27790
	* config/i386/i386.c (ix86_expand_int_vcond): Force cop0
	into register for (code == GTU).

2006-05-29  Roger Sayle  <roger@eyesopen.com>

	PR tree-optimization/24964
	* simplify-rtx.c (simplify_binary_operation_1): Add function comment.
	<MULT>: Minor clean-up.  Don't convert x*-1.0 into -x if we honor
	signaling NaNs.  Optimize -x*-x as x*x for all float modes, and
	abs(x)*abs(x) as x*x for scalar floating point modes.

2006-05-29  Sebastian Pop  <pop@cri.ensmp.fr>

	PR middle-end/27745
	* lambda-code.c (perfect_nestify): Don't copy statements
	in the inner loop: move them to the inner loop header.

2006-05-29  Diego Novillo  <dnovillo@redhat.com>

	PR 26237
	* c-tree.texi: Document OpenMP directives and clauses.

2006-05-29  Kazu Hirata  <kazu@codesourcery.com>

	* varasm.c (globalize_decl): Fix indentation.

2006-05-29  Diego Novillo  <dnovillo@redhat.com>

	PR 26242
	* doc/passes.texi: Add documentation for pass_vrp, pass_ipa_pta,
	pass_fre, pass_store_ccp, pass_copy_prop,
	pass_store_copy_prop, pass_merge_phi, pass_nrv,
	pass_return_slot, pass_object_size, pass_lim,
	pass_linear_transform, pass_empty_loop, pass_complete_unroll,
	pass_loop_prefetch and pass_stdarg.

2005-05-29  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/bfin.opt (mfdpic): New option.
	* config/bfin/t-bfin-elf (EXTRA_PARTS): Add crtbeginS.o and crtendS.o.
	(EXTRA_MULTILIB_PARTS): Likewise.
	(CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS): Use -fpic.
	(MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Build one extra -mfdpic
	multilib.
	* config/bfin/elf.h (STARTFILE_SPEC): Don't link in crt0.o if -shared.
	(CRT_CALL_STATIC_FUNCTION): New.
	* config/bfin/uclinux.h (STARTFILE_SPEC): Don't link in crt0.o if
	-shared.
	(CRT_CALL_STATIC_FUNCTION): New.
	* config/bfin/bfin.c (legitimize_pic_address): Now static.  Handle
	FD-PIC moves.
	(n_pregs_to_save): PIC register doesn't need to be saved with FD-PIC.
	(print_operand): Handle UNSPEC_MOVE_FDPIC and UNSPEC_FUNCDESC_GOT17M4.
	(initialize_trampoline): Changed to handle FD-PIC code generation.
	(expand_move): If TARGET_FDPIC, use emit_pic_move as needed.
	(bfin_expand_call): Generate FD-PIC calls if TARGET_FDPIC.
	(override_options): Disallow -mid-shared-library -mfdpic combination.
	Can't do unaligned ops if FD-PIC.
	Turn off flag_pic if trying to generate non-id-shared-library
	non-fdpic code, since it's not supported.
	(bfin_assemble_integer): New function.
	(TARGET_ASM_INTEGER): Define.
	* config/bfin/crti.s (__init, __fini): Save P3 on the stack if
	__BFIN_FDPIC__.
	* config/bfin/crtn.s: Restore them.
	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __BFIN_FDPIC__
	if TARGET_FDPIC.
	(DRIVER_SELF_SPECS, SUBTARGET_DRIVER_SELF_SPECS,
	LINK_GCC_C_SEQUENCE_SPEC, ASM_SPEC, LINK_SPEC): New macros.
	(FDPIC_FPTR_REGNO, FDPIC_REGNO, OUR_FDPIC_REG): New macros.
	(TRAMPOLINE_SIZE, TRAMPOLINE_TEMPLATE): Adjust for FD-PIC.
	(CONDITIONAL_REGISTER_USAGE): If TARGET_FDPIC, FDPIC_REGNO is
	call-used.
	(enum reg_class, REG_CLASS_CONTENTS, REG_CLASS_NAMES): Add
	FDPIC_REGS and FDPIC_FPTR_REGS.
	(REG_CLASS_FROM_LETTER): Use 'Z' and 'Y' for them.
	* config/bfin/bfin.md (UNSPEC_MOVE_FDPIC, UNSPEC_FUNCDESC_GOT17M4,
	UNSPEC_VOLATILE_LOAD_FUNCDESC): New constants.
	(load_funcdescsi): New pattern.
	(call_symbol_fdpic, sibcall_symbol_fdpic, call_value_symbol_fdpic,
	sibcall_value_symbol_fdpic, call_insn_fdpic, sibcall_insn_fdpic,
	call_value_insn_fdpic, sibcall_value_insn_fdpic): New patterns.

2006-05-29  Kazu Hirata  <kazu@codesourcery.com>

	* gcse.c, rtlanal.c: Remove obsolete comments associated with
	loop.c.

	* config/bfin/bfin.h (PARM_BOUNDRY, STACK_BOUNDRY): Remove.

	* tree-flow.h: Remove the prototype for add_type_alias.
	* tree-ssa-alias.c (add_type_alias): Remove.

2006-05-28  Kazu Hirata  <kazu@codesourcery.com>

	* cfgcleanup.c, cfgexpand.c, cgraphunit.c, config/arm/arm.c,
	config/fr30/fr30.md, config/i386/i386-interix.h,
	config/i386/i386.c, config/i386/i386.md, config/sh/superh.h,
	config/sh/superh64.h, config/v850/v850.c, df-core.c,
	df-problems.c, df.h, except.c, final.c, haifa-sched.c,
	lambda-code.c, libgcc2.h, omp-low.c, optabs.c, predict.c,
	reload.c, tree-flow.h, tree-outof-ssa.c, tree-ssa-dce.c,
	tree-ssa-pre.c, tree-vect-transform.c: Fix comment typos.
	Follow spelling conventions.
	* doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix typos.
	Follow spelling conventions.

2006-05-27  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27773
	* fold-const.c (fold_plusminus_mult_expr): Use fold_convert
	to produce a constant of value 1 of generic type.

2006-05-27  Dirk Mueller  <dmueller@suse.de>

	* cgraphunit.c (decide_is_function_needed): Fix wrong
	PR reference.

2006-05-26  Ulrich Weigand  <uweigand@de.ibm.com>

	PR rtl-optimization/27661
	* reload.c (find_reloads): When reloading a VOIDmode constant
	as address due to an EXTRA_MEMORY_CONSTRAINT or 'o' constraint,
	use Pmode as mode of the reload register.

2006-05-26  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (Optimize Options): Document that -funit-at-a-time
	is enabled at -O and above.

2006-05-26  Steven Bosscher  <steven@gcc.gnu.org>

	PR target/27571
	* config/alpha/alpha.c (alpha_does_function_need_gp): Skip jump
	table data.

2006-05-25  Mark Mitchell  <mark@codesourcery.com>

	PR c++/20103
	* gimplify.c (gimplify_decl_expr): Do not call gimple_add_tmp_var
	for anonymous variables explicitly declared by front ends.

2006-05-25  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-structalias.h (PTR_IS_REF_ALL): New macro.
	(struct alias_info): Add new field ref_all_symbol_mem_tag.
	* tree-ssa-alias.c (compute_may_aliases): If the program contains
	ref-all pointers, run a finalization pass for them.
	(compute_flow_insensitive_aliasing): Skip ref-all pointers.
	(finalize_ref_all_pointers): New function.
	(is_escape_site): Return ESCAPE_BAD_CAST for conversion from a
	regular pointer type to a ref-all pointer type.
	(get_tmt_for): Return the special memory tag for ref-all pointers.

2006-05-25  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27743
	* fold-const.c (fold_binary): Do not look at the stripped
	op0 for (a OP c1) OP c2 to a OP (c1+c2) shift optimization.

2006-05-25  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vrp.c (extract_range_from_assert): Set the range to VARYING
	for LT and GT if the computed range is effectively empty.

2006-05-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/27627
	* pa/pa-modes.def: Use mips_single_format, mips_double_format and
	mips_quad_format formats instead of ieee_single_format,
	ieee_double_format and ieee_quad_format formats, respectively.

2006-05-24  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27639
	PR tree-optimization/26719
	* tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust
	call to scev_probably_wraps_p.
	* tree-ssa-loop-niter.c (compare_trees, convert_step_widening,
	used_in_pointer_arithmetic_p, convert_step): Removed.
	(nowrap_type_p): New function.
	(scev_probably_wraps_p): Rewritten.
	* tree-scalar-evolution.c (instantiate_parameters_1): Do not call
	chrec_convert if chrec_convert_aggressive might have been used.
	* tree-chrec.c (convert_affine_scev, chrec_convert_1,
	scev_direction): New functions.
	(chrec_convert): Changed to a wrapper over chrec_convert_1.
	* tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev
	instead of convert_step.
	* tree-flow.h (scev_probably_wraps_p): Declaration changed.
	(convert_step): Declaration removed.
	(convert_affine_scev, nowrap_type_p, scev_direction): Declare.

2006-05-23  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-core.c: Added to header comments.
	* df.h (df_ru_bb_info, df_rd_bb_info, df_lr_bb_info,
	df_ur_bb_info, df_urec_bb_info): Added comments.
	* df-problems (df_ref_bitmap, ru, rd, lr, ur,
	urec, ri problems): Fixed header comments.
	(df_ru_transfer_function): Fixed in-out set dyslexia when copying
	code from df_rd_transfer_function.

2006-05-23  Richard Sandiford  <richard@codesourcery.com>

	* libgcc2.c (LIBGCC2_MAX_UNITS_PER_WORD): New macro.
	(LIBGCC2_UNITS_PER_WORD): Use LIBGCC2_MAX_UNITS_PER_WORD rather than
	MIN_UNITS_PER_WORD to set the default.  Also use it in the guard.

2006-05-23  Joseph Myers  <joseph@codesourcery.com>

	* expr.c (undefined_operand_subword_p): New.
	(emit_move_multi_word): Do not generate move from undefined bits
	of a paradoxical subreg.

2006-05-23  Richard Sandiford  <richard@codesourcery.com>

	PR rtl-optimization/27736
	* combine.c (replaced_rhs_value): New variable.
	(combine_instructions): Set it.
	(distribute_notes): When distributing a note in replaced_rhs_insn,
	check whether the value was used in replaced_rhs_value.

2006-05-23  Andrew MacLeod  <amacleod@redhat.com>

	PR c++/26757
	* tree-ssa-loop-im.c (determine_invariantness_stmt): Use
	add_referenced_var instead of add_referenced_tmp_var.
	* tree-complex.c (create_one_component_var): Use add_referenced_var.
	* tree-ssa-loop-manip.c (create_iv, tree_unroll_loop): Use
	add_referenced_var.
	* tree-tailcall.c (adjust_accumulator_values, adjust_return_value,
	tree_optimize_tail_calls_1): Use add_referenced_var.
	* tree-ssa-loop-ivopts.c (create_new_iv): Use add_referenced_var.
	* tree-ssa-alias.c (create_memory_tag, create_global_var, create_sft):
	Use add_referenced_var.
	* tree-if-conv.c (ifc_temp_var): Use add_referenced_var.
	* gimplify.c (force_gimple_operand): Use add_referenced_var.
	* tree-ssa-phiopt.c (conditional_replacement, abs_replacement):
	Use add_referenced_var.
	* tree-dfa.c (struct walk_state): Remove.
	(find_referenced_vars): Remove walk state and vars_found hash table.
	(make_rename_temp): Use add_referenced_var.
	(find_vars_r): Pass less parameters to add_referenced_var.
	(referenced_var_p): New.  Is var in referenced_var hash table.
	(referenced_var_insert): Assert var isn't already in hash table.
	(add_referenced_var): Don't need walk_state parameter.  Add var if it
	isn't already in the hash table.
	(add_referenced_tmp_var): Remove.
	(find_new_referenced_vars_1): Use add_referenced_var.
	* tree-ssa-pre.c (create_expression_by_pieces,
	insert_into_preds_of_block, insert_extra_phis, realify_fake_stores):
	Use add_referenced_var.
	* tree-vect-patterns.c (vect_pattern_recog_1): Use add_referenced_var.
	* lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
	lambda_loopnest_to_gcc_loopnest, perfect_nestify): Use
	add_referenced_var.
	* tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
	vect_create_data_ref_ptr, vect_create_destination_var,
	vect_init_vector, vect_build_loop_niters,
	vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer,
	vect_gen_niters_for_prolog_loop, vect_create_cond_for_align_checks):
	Use add_referenced_var.
	* tree-outof-ssa.c (create_temp): Use add_referenced_var.
	* tree-flow.h (add_referenced_tmp_var): Remove prototype
	(add_referenced_var): Add prototype.
	* tree-ssa-structalias.c (get_constraint_for,
	intra_create_variable_infos): Use add_referenced_var.

2006-05-23  Alexandre Oliva  <aoliva@redhat.com>

	* simplify-rtx.c (simplify_subreg): Adjust REG_OFFSET for
	big-endian paradoxical subregs.
	* var-tracking.c (struct micro_operation_def): Document that,
	for modify micro operations, insn is the subsequent instruction.
	(var_reg_delete_and_set, var_mem_delete_and_set): Split into...
	(var_reg_set, var_mem_set): ... new functions.
	(add_stores): Record subsequent insn.
	(compute_bb_dataflow): Use new functions for MO_USE.
	(emit_notes_in_bb): Use new functions for MO_USE.  Emit use
	notes after the insn, and modify notes before the insn known
	to be the subsequent one.
	(vt_initialize): Invert sorting of MO_CLOBBERs and MO_SETs.

2006-05-23  Kazu Hirata  <kazu@codesourcery.com>

	PR target/27696
	* config/i386/i386.c (ix86_expand_builtin): Use
	gen_sse3_monitor64 for TARGET_64BIT.

2006-05-22  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/26375
	PR rtl-optimization/26855
	* df-problems (df_ru_bb_local_compute_process_def): Removed update
	to gen set.
	(df_ru_bb_local_compute): Reversed statements and removed bogus
	comment explaining why they should be in wrong order.
	(df_ru_dump, df_rd_dump): Enhanced debug info.
	* modulo-sched.c (sms_schedule, tree_opt_pass pass_sms): Enhanced
	debug info.
	* ddg.c (add_deps_for_def): Converted use of reaching defs to
	reaching uses and fixed space problem.

2006-05-23  Jan Hubicka  <jh@suse.cz>

	* cgraphunit.c (decide_is_function_needed): Also nested functions
	and functions declared inline can be optimized out at -O0.

2006-05-22  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Configuration): Remove reference to CrossGCC
	FAQ which was gone.
	(Building): Ditto.

2006-05-22  Kazu Hirata  <kazu@codesourcery.com>

	PR target/27266
	* config/i386/i386.c (ix86_expand_branch): Jump to simple if
	ix86_compare_emitted is non-NULL.

2006-05-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR c++/27451
	* stmt.c (expand_asm_operands): Skip asm statement with erroneous
	clobbers.

2006-05-22  Richard Sandiford  <richard@codesourcery.com>

	PR rtl-optimization/25514
	* combine.c (replaced_rhs_insn): New variable.
	(combine_instructions): Set replaced_rhs_insn when trying to replace
	a SET_SRC with a REG_EQUAL note.
	(distribute_notes): Use replaced_rhs_insn when determining the live
	range of a REG_DEAD register.

2006-18-05  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
            Anatoly Sokolov <aesok@post.ru>

	* config/avr/avr.c (avr_mcu_types): Add support for attiny261,
	attiny461, attiny861, attiny25, attiny45, attiny85, attiny24,
	attiny44, attiny84, at90pwm2, at90pwm3, atmega165p, atmega169p,
	atmega164p, atmega324p, atmega644p, atmega644, atmega329,
	atmega3290, atmega649, atmega6490, atmega406, atmega640,
	atmega1280, atmega1281, at90can32, at90can64, at90usb646,
	at90usb647, at90usb1286 and at90usb1287 devices.
	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).

2006-05-22  Richard Sandiford  <richard@codesourcery.com>

	* mklibgcc.in (lib2funcs): Remove _floatdidf from initial assignment.

2006-05-22  Richard Guenther  <rguenther@suse.de>

	Revert
	2006-01-31  Richard Guenther  <rguenther@suse.de>
	Paolo Bonzini  <bonzini@gnu.org>

	* doc/install.texi (--disable-libgcc-math): Document.

2006-05-22  Richard Guenther  <rguenther@suse.de>

	Revert
	2006-01-31  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi (-msselibm): Document.
	* target.h (expand_library_builtin): New target hook.
	* builtins.c (expand_builtin): Use expand_library_builtin.
	(default_expand_library_builtin): New function.
	* gcc.c (LINK_GCC_MATH_SPEC): Define.
	(LINK_COMMAND_SPEC): Handle %(link_gcc_math).
	(link_gcc_math_spec): Declare.
	(static_specs): Add link_gcc_math_spec.
	* expr.h (default_expand_library_builtin): Declare.
	* target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
	(TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
	* config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
	* config/i386/i386.opt (msselibm): New target option.
	* config/i386/i386.c (ix86_builtin_function_variants): New array.
	(ix86_init_sse_abi_builtins): New function.
	(ix86_expand_library_builtin): Likewise.
	(TARGET_EXPAND_LIBRARY_BUILTIN): Define.
	(override_options): Handle error conditions wrt -msselibm.
	(ix86_builtins): Add function codes for SSE2 ABI builtins.
	(ix86_init_builtins): Call ix86_init_sse_abi_builtins.
	* doc/extend.texi (__builtin_sse2_*): Document new target specific
	builtins.

2006-05-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR c/27420
	* c-common.c (self_promoting_args_p): Skip erroneous args.

	PR c/26818
	* c-decl.c (finish_struct): Skip erroneous fields.

2006-05-22  Nick Clifton  <nickc@redhat.com>

	* config/cris/cris.opt (march): Remove VarExists attribute.
	(max-stackframe=): Likewise.

2006-05-22  Kazu Hirata  <kazu@codesourcery.com>

	* doc/rtl.texi: Fix a typo.
	* see.c: Fix comment typos.

	* tree-ssa-structalias.h (alias_info): Remove num_references.

2006-05-21  Mike Stump  <mrs@apple.com>

	* config/darwin-c.c (BAD): Conditionalize on OPT_Wpragmas.
	(BAD2): Add.
	(darwin_pragma_options): Use BAD instead.
	(darwin_pragma_unused): Likewise.
	(darwin_pragma_ms_struct): Likewise.

2006-05-21  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.md (floatsitf2): Remove constraints.

2006-05-21  Kazu Hirata  <kazu@codesourcery.com>

	PR rtl-optimization/27671
	* simplify-rtx.c (simplify_relational_operation_1): Fix
	simplifications of (eq/ne (xor x y) y) and
	(eq/ne (xor x y) x).

	PR tree-optimization/26622.
	* fold-const.c (fold_ternary) <COND_EXPR>: Call fold_convert
	on arg1.

2006-05-21  Bernhard Fischer  <aldot@gcc.gnu.org>

	* tree-cfg.c: Prune whitespace.
	(debug_tree_cfg): Point to correct header containing the
	TDF_* defines.

2006-05-21  Bernhard Fischer  <aldot@gcc.gnu.org>

	PR middle-end/25776
	* cgraphunit.c (verify_cgraph_node): Typo in error message.

2006-05-20  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/25776
	* cgraphunit.c (cgraph_optimize): Don't run ipa passes if error
	or sorry count is non zero.

2006-05-20  Andreas Schwab  <schwab@suse.de>

	* config/pa/pa-linux.h (STRING_ASM_OP): Prepend and append a tab.

2006-05-19  Daniel Berlin  <dberlin@dberlin.org>
            Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/26855

	* df-scan.c (mw_reg_pool, mw_link_pool): New allocation pools for
	multiword refs.
	(df_scan_alloc): Added code to properly handle multiword hard
	registers and add all_blocks parameter.
	(df_scan_free_internal, df_insn_refs_delete, df_ref_record): Added
	code to properly handle multiword hard registers.
	(df_rescan_blocks): Added code to remove deleted blocks from
	bitmap.
	(df_ref_create_structure, df_ref_record): Added code to properly
	handle subregs.
	(df_ref_record_1): Changed DF_REF_CLOBBER into DF_REF_MUST_CLOBBER
	and set DF_REF_PARTIAL.
	(df_defs_record): Changed DF_REF_CLOBBER into DF_REF_MUST_CLOBBER.
	(df_uses_record): Added DF_REF_PARTIAL for subreg.
	(df_scan_add_problem): Added flags parameter.
	(df_ref_create_structure): Changed switching structure.
	(df_bb_refs_record): Fixed case where duplicate artificial refs
	were created.  Changed location of flags.
	(df_record_entry_block_defs): Added code to make stack pointer
	live in entry block.  Refined cases where frame pointer is needed.
	Changed location of flags.
	(df_record_exit_block_uses, df_insn_refs_record): Changed location of flags.
	(df_set_state): Removed function.
	(df_grow_reg_info, df_reg_chain_unlink, df_ref_remove,
	df_insn_create_insn_record, df_insn_refs_delete,
	df_ref_create_structure): Formatting changes.
	* df-core.c (df_mvs_dump, df_set_flags, df_clear_flags,
	df_delete_basic_block): New function.
	(df_init): Changed location of flags.
	(df_add_problem): Added flags parameter and the way flags are
	processed.
	(df_insn_uid_debug, df_ref_debug, debug_df_defno, debug_df_ref,
	debug_df_chain): Improved debugging output.
	(df_insn_debug, df_insn_uid_debug): Added multiword reg support.
	(df_refs_chain_dump): Removed df parameter.
	(df_iterative_dataflow): Added consistency check.
	(df_prune_to_subcfg): Made public.
	(df_analyze_problem): Added blocks_to_init parameter and made
	public.
	(df_ref_record, df_bb_refs_record, df_mark_reg,
	 df_record_exit_block_uses): Whitespace changes.
	(df_dump): Whitespace changes.
	* df.h: Some reordering to remove forward references.
	(df_ref_flags.DF_REF_MW_HARDREG, DF_REF_PARTIAL,
	DF_REF_MUST_CLOBBER, DF_REF_MAY_CLOBBER): New fields.
	(df_ref_flags.DF_REF_CLOBBER): Deleted field.
	(dataflow.flags): New field.
	(df.flag): Deleted field.
	(df_alloc_function): Added additional bitmap parameter.
	(df_dependent_problem_function): New type.
	(df_problem.changeable_flags): New field.
	(df_ref_flags.DF_REF_DIES_AFTER_THIS_USE, DF_SCAN_INITIAL,
	DF_SCAN_GLOBAL, DF_SCAN_POST_ALLOC, df_state): Removed.
	(df_mw_hardreg): New struct.
	(DF_INSN_UID_MWS): New macro.
	(df_refs_chain_dump, df_ref_debug, df_chain_dump): Removed df
	parameter.
	(df_add_problem, df_ru_add_problem, df_rd_add_problem,
	df_lr_add_problem, df_ur_add_problem, df_urec_add_problem,
	df_ri_add_problem, df_scan_add_problem): Added flags parameter.
	(df_set_state): Removed function.
	(df_set_flags, df_clear_flags, df_delete_basic_block) New functions.
	* df-problems.c (df_chain_dump): Removed df parameter.
	(df_ru_alloc, df_rd_alloc, df_lr_alloc, df_ur_alloc,
	df_urec_alloc, df_chain_alloc, df_ri_alloc): Added all blocks
	parameter.
	(df_ru_alloc, df_rd_alloc): Now resets all blocks.
	(df_rd_bb_local_compute_process_def, df_ur_bb_local_compute,
	df_chain_create_bb, df_create_unused_note, df_ri_bb_compute):
	Split DF_REF_CLOBBER into DF_REF_MAY_CLOBBER and
	DF_REF_MUST_CLOBBER cases.
	(df_ru_bb_local_compute_process_def,
	df_rd_bb_local_compute_process_def, df_lr_bb_local_compute,
	df_lr_bb_local_compute, df_ur_bb_local_compute,
	df_chain_create_bb): Made subreg aware.
	(df_ru_bb_local_compute, df_rd_bb_local_compute,
	df_lr_bb_local_compute, df_lr_bb_local_compute,
	df_chain_create_bb): Cleanup to use proper macros.
	(df_ur_local_finalize, df_urec_local_finalize): Removed unnecessary
	code to fixup bitvectors.
	(df_ri_alloc): Cleared lifetime.
	(df_ignore_stack_reg, df_kill_notes, df_set_notes_for_mw,
	df_create_unused_note): New function.
	(df_ri_bb_compute, df_ri_compute): Added code to create/update
	REG_DEAD and REG_UNUSED notes as well as register information.
	(df_ru_dump, df_rd_dump, df_lr_dump, df_ur_dump, df_urec_dump,
	df_chains_dump): Fixed crash if problem was never run.
	(df_ru_add_problem, df_rd_add_problem, df_lr_add_problem,
	df_ur_add_problem, df_urec_add_problem, df_chain_add_problem,
	df_ri_add_problem): Processes flags in uniform manner.
	(df_ru_alloc, df_ru_local_compute, df_ru_confluence_n, df_ru_free,
	df_ru_dump, df_rd_local_compute, df_rd_confluence_n, df_rd_free,
	df_rd_dump, df_urec_free_bb_info): Formatting changes.
	(df_ru_free_bb_info, df_ru_bb_local_compute, df_ru_dump,
	df_rd_free_bb_info, df_rd_bb_local_compute_process_def,
	df_rd_bb_local_compute, df_rd_dump, df_lr_free_bb_info,
	df_lr_bb_local_compute, df_lr_local_compute, df_ur_free_bb_info,
	df_ur_dump, df_urec_free_bb_info, df_urec_dump,
	df_chain_create_bb, df_ri_bb_compute): Whitespace changes.
	* modulo-sched.c (sms_schedule): Added flag parameter to calls.
	* see.c (see_initialize_data): Ditto.
	* final.c (rest_of_clean_state) Added regstack_completed.
	* rtl.h (regstack_completed): Ditto.
	* reg-stack.c (regstack_completed): Ditto.

2006-05-19  Mike Stump  <mrs@apple.com>

	* c-tree.h (default_conversion): Remove.
	* c-common.h (default_conversion): Add.

2006-05-19  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-vrp.c (valid_value_p): New function.
	(adjust_range_with_scev): Fail if the value of bound is not
	simple.

2006-05-19  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/linux-unwind.h: Include <asm/unistd.h>
	(mips_fallback_frame_state): Use syscall numbers to determine
	the appropriate li instruction for the current ABI.  Only use
	__NR_sigreturn for o32.

2006-05-19  Nicolas Setton  <setton@adacore.com>

	* langhooks.h (struct lang_hooks): Add dwarf_name language hook.
	* langhooks.c (lhd_dwarf_name): New function.
	* langhooks-def.h (lhd_dwarf_name): Declare.
	(LANG_HOOKS_DWARF_NAME): New macro, defaults to lhd_dwarf_name.
	* dwarf2out.c (dwarf2_name): Use the dwarf_name	language hook.
	* ada/misc.c (gnat_dwarf_name): New function.
	(LANG_HOOKS_DWARF_NAME): Define to gnat_dwarf_name.

2006-05-19  Richard Sandiford  <richard@codesourcery.com>

	* libgcc2.c (MIN_UNITS_PER_WORD): Move default definition from
	libgcc2.h.
	(LIBGCC2_UNITS_PER_WORD): Provide default definition, using old
	MIN_UNITS_PER_WORD logic from libgcc2.h.  Do nothing if
	LIBGCC2_UNITS_PER_WORD > MIN_UNITS_PER_WORD.
	* libgcc2.h (MIN_UNITS_PER_WORD): Remove definition from here.
	Use LIBGCC2_UNITS_PER_WORD rather than MIN_UNITS_PER_WORD to
	determine the size of Wtype, etc.
	* mklibgcc.in (LIB2_SIDITI_CONV_FUNCS): New argument.
	(swfloatfuncs): New variable.
	(dwfloatfuncs): Likewise.
	(lib2funcs): Remove floating-point conversion functions from
	initial assignment.  Use LIB2_SIDITI_CONV_FUNCS to determine
	the set of conversion routines needed.  Allow entries to specify
	an object name, filename and word size.  Update users accordingly.
	* Makefile.in (libgcc.mk): Pass LIB2_SIDITI_CONV_FUNCS.
	* config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Define.

	Revert:

	2006-02-08  Roger Sayle  <roger@eyesopen.com>

	PR target/22209
	* config/fixtfdi.c: New libgcc source file.
	* config/fixunstfdi.c: New source file.
	* config/floatditf.c: New source file.
	* config/floatunditf.c: New souce file.
	* config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
	files above instead of config/mips/_tilib.c.
	* config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.

2006-05-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa/t-hpux-shlib (SHLIB_LINK): Remove `-lc'.
	* pa/pa-hpux11.h (LIB_SPEC): Update comment.

2006-05-18  Mike Stump  <mrs@apple.com>

	Fix up vla, vm and [*] sematics.

	PR c/18740
	PR c/7948
	PR c/25802
	PR c/27673
	* c-tree.h (struct c_arg_info): Add had_vla_unspec.
	(c_vla_unspec_p): Add.
	(c_vla_type_p): Add.
	* c-decl.c (struct c_scope): Add had_vla_unspec.
	(build_array_declarator): Add support for [*].
	(grokdeclarator): Likewise.
	(grokparms): Likewise.
	(get_parm_info): Likewise.
	* c-objc-common.c (c_vla_unspec_p): Likewise.
	* c-objc-common.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Likewise.
	* c-parser.c (c_parser_typeof_specifier): Evaluate arguments to
	typeof when argument is a variably modified type not inside sizeof or alignof.
	(c_parser_direct_declarator_inner): Propagate errors.
	(c_parser_sizeof_expression): Add support for [*].
	(c_parser_parms_declarator): Initialize had_vla_unspec.
	(c_parser_parms_list_declarator): Likewise.
	* c-typeck.c (c_vla_type_p): Add.
	(composite_type): Add support for vla compositing.
	(comptypes_internal): Add support for vla compatibility.
	(c_expr_sizeof_expr): Evaluate vla arguments.
	* tree.c (variably_modified_type_p): Update comment for [*].

2006-05-18  Michael Matz  <matz@suse.de>

	PR target/27599
	* config.host: Make assignments to host_xmake_file cumulative.
	* config.host (*-darwin*): Test $host, not $target.

2006-05-12  Stuart Hastings  <stuart@apple.com>

	* config/i386/i386.opt (-mstackrealign): New flag.
	* config/i386/i386.c (force_align_arg_pointer): New attribute.
	(ix86_handle_cconv_attribute): Emit error when
	force_align_arg_pointer attribute collides with too many regparms.
	(ix86_function_regparm): Limit regparms when used with
	force_align_arg_pointer attribute.  (ix86_internal_arg_pointer):
	Support stack-realigning prologue in non-main functions.  Emit
	warning for nested functions under -mstackrealign, emit error for
	nested functions with force_align_arg_pointer attribute.
	* doc/extend.texi (force_align_arg_pointer): Document it.
	* doc/invoke.texi (-mstackrealign): Document it.

2006-05-17  Kazu Hirata  <kazu@codesourcery.com>

	PR rtl-optimization/27477
	* combine.c (try_combine): Don't split a parallel consisting
	of two sets into two individual sets if both sets reference
	cc0.

2006-05-17  H.J. Lu  <hongjiu.lu@intel.com>

	* config/arm/arm.opt (target_fpe_name): Remove VarExists.
	* config/rs6000/rs6000.opt (TARGET_NO_FP_IN_TOC): Likewise.

	* doc/options.texi (VarExists): Updated.

2006-05-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* unwind-dw2.c: Add declarations for uw_update_context and
	uw_frame_state_for.
	* pa/hpux-unwind.h (pa_fallback_frame_state): When an export stub is
	detected, advance frame state and context once to skip over stub.

2006-05-17  Sebastian Pop  <pop@cri.ensmp.fr>

	PR middle-end/20256
	PR middle-end/26435
	* tree-loop-linear.c (linear_transform_loops): Don't test perfect_nest_p.
	Call rewrite_into_loop_closed_ssa only when something changed.
	* lambda.h (gcc_loopnest_to_lambda_loopnest): Update declaration.
	* lambda-code.c (can_convert_to_perfect_nest): Declared.
	(gcc_loopnest_to_lambda_loopnest): Removed need_perfect_nest parameter.
	Test for perfect_nest_p here.  Fix formating.
	(replace_uses_equiv_to_x_with_y): Fix formating.
	(stmt_uses_op): Removed.
	(can_convert_to_perfect_nest): Removed loopivs parameter.
	Complete the test by checking the scalar dependences.
	(perfect_nestify): Remove the test for can_convert_to_perfect_nest.
	Fix formating.

2005-05-17  Bernd Schmidt  <bernd.schmidt@analog.com>

	PR bootstrap/22541
	From Dan Kegel <dank@kegel.com>:
	* Makefile.in: Strip "dir/../" combinations from SYSTEM_INCLUDE_DIR.

2006-05-17  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.c (variably_modified_type_p) <ARRAY_TYPE>: Return true
	if the element type is variably modified without recursing.

2006-05-17  Sebastian Pop  <pop@cri.ensmp.fr>

	PR middle-end/27332
	* tree-loop-linear.c (try_interchange_loops): Test for
	no data dependences.

2006-05-17  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27548
	* tree-scalar-evolution.c (scev_const_prop): Do not prolong life
	range of ssa names that appear on abnormal edges.
	* tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Export.
	* tree-flow.h (contains_abnormal_ssa_name_p): Declare.

2005-05-17  Bernd Schmidt  <bernd.schmidt@analog.com>

	PR middle-end/27620
	* expr.c (safe_from_p): Handle CONSTRUCTOR again.

2006-05-17  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/27415
	* tree.h (OMP_PARALLEL_COMBINED): Define.
	* gimplify.c (struct gimplify_omp_ctx): Add is_combined_parallel field.
	(new_omp_context): Add is_combined_parallel argument.
	(gimplify_scan_omp_clauses): Add in_combined_parallel argument, adjust
	new_omp_context caller.
	(gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
	Adjust gimplify_scan_omp_clauses callers.
	(omp_is_private): Issue errors if iteration variable is firstprivate
	or reduction in the current context.
	* c-parser.c (c_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
	on combined parallel workshare constructs.

2006-05-16  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (GCC_OBJS): Replace options.o with gcc-options.o.
	(gcc-options.o): New rule.

	* optc-gen.awk: Protect variables for gcc-options.o with
	#ifdef GCC_DRIVER/#endif.

2006-05-16  Daniel Berlin <dberlin@dberlin.org>

	Fix PR tree-optimization/27373
	* tree-ssa-forwprop.c: (forward_propagate_addr_expr_1): Add argument.
	 (forward_propagate_addr_expr): Update call.

2006-05-16  H.J. Lu  <hongjiu.lu@intel.com>

	* doc/options.texi: Move the Negative option.

2006-05-16  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/22303
	* tree-ssa-ccp.c (fold_const_aggregate_ref): Handle reads
	from STRING_CSTs.
	(evaluate_stmt): Fall back to fold_const_aggregate_ref, if
	ccp_fold did not simplify the statement.

2006-05-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR driver/26885
	* Makefile.in (GCC_OBJS): New.
	(OBJS-common): Add opts-common.o.
	(xgcc$(exeext)): Replace gcc.o with $(GCC_OBJS).
	(cpp$(exeext)): Likewise.
	(gcc.o): Also depend on opts.h.
	(opts-common.o): New.

	* common.opt (gcoff): Add Negative(gdwarf-2).
	(gdwarf-2): Add Negative(gstabs).
	(gstabs): Add Negative(gstabs+).
	(gstabs+): Add Negative(gvms).
	(gvms): Add Negative(gxcoff).
	(gxcoff): Add Negative(gxcoff+).
	(gxcoff+): Add Negative(gcoff).
	* config/i386/i386.opt (m32): Add Negative(m64).
	(m64): Add Negative(m32).

	* doc/options.texi: Document the Negative option.

	* gcc.c: Include "opts.h".
	(main): Call prune_options after expandargv.

	* optc-gen.awk: Generate common declarations for all flag
	variables in options.c. Output the neg_index field.

	* opts.c (find_opt): Moved to ...
	* opts-common.c: Here. New file.

	* opts.h (cl_option): Add a neg_index field.
	(find_opt): New.
	(prune_options): Likewise.

2006-05-16  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/27573
	* omp-low.c (expand_omp_parallel): Don't assert
	.OMP_DATA_I = &.OMP_DATA_O is the first statement in the block,
	instead search for it.

	PR c/27499
	* gimplify.c (gimplify_omp_for): Remove assertion that iteration var
	is signed.

2006-05-16  Andreas Schwab  <schwab@suse.de>

	* doc/tm.texi (TARGET_LIBGCC_SDATA_SECTION): Add missing @end
	defmac.

2006-05-15  Roger Sayle  <roger@eyesopen.com>

	PR target/26600
	* config/i386/i386.c (legitimate_constant_p) <CONST_DOUBLE>: TImode
	integer constants other than zero are only legitimate on TARGET_64BIT.
	<CONST_VECTOR> Only zero vectors are legitimate.
	(ix86_cannot_force_const_mem): Integral and vector constants can
	always be put in the constant pool.

2006-05-16  DJ Delorie  <dj@redhat.com>

	* crtstuff.c (__dso_handle): Set section from
	TARGET_LBIGCC_SDATA_SECTION if defined.
	* doc/tm.texi (TARGET_LIBGCC_SDATA_SECTION): Document.
	* config/mips/mips.h (TARGET_LIBGCC_SDATA_SECTION): Define.

2006-05-16  Danny Smith  <dannysmith@users.sourceforge.net>

	PR target/27599
	* config.host (i[34567]86-*-mingw*): Append i386/x-mingw32 to
	host_xmake_file.

2006-05-16  Ben Elliston  <bje@au.ibm.com>

	* tree-cfg.c (split_edge_bb_loc): Remove unused variable `src'.

2006-05-15  Per Bothner  <per@bothner.com>

	* tree.c: (last_annotated_node): Use source_locus typedef.
	This permits bootstrapping with --enable-mapped-location.

2006-05-15  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/26830
	* tree-into-ssa.c (struct ssa_name_info): Add age field.
	(info_for_ssa_name, current_info_for_ssa_name_age,
	blocks_to_update): New variables.
	(get_ssa_name_ann): Use info_for_ssa_name instead of SSA_NAME_AUX.
	(clear_ssa_name_info, initialize_flags_in_bb,
	mark_block_for_update): New functions.
	(mark_def_sites, rewrite_stmt): Assert that blocks_to_update is NULL.
	(insert_phi_nodes_for, mark_use_interesting, prepare_block_for_update,
	prepare_def_site_for): Use mark_block_for_update.
	(mark_def_interesting): Assert that the processed block is marked in
	blocks_to_update.  Do not take blocks argument.
	(prepare_use_sites_for, prepare_names_to_update): Do not take blocks
	argument.
	(rewrite_update_init_block, rewrite_update_stmt): Only process
	blocks with statements to rewrite.
	(delete_update_ssa): Do not clear SSA_NAME_AUX.
	(update_ssa): Initialize and free blocks_to_update.  Do not
	clear flags on statements.  Do not use blocks bitmap.
	* tree.h (SSA_NAME_AUX): Removed.
	(struct tree_ssa_name): Removed aux field.
	* print-tree.c (print_node): Do not print SSA_NAME_AUX.

2006-05-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27603
	* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
	Do computations in original type.

2006-05-15  Mircea Namolaru  <namolaru@il.ibm.com>

	* see.c: Code style changes such as redundant paranthesis,
	redundant intialization of local variables etc.
	(see_main): Declared now as static.
	* doc/invoke.texi: Update that -fsee is not enabled by
	default at -O3.

2006-05-15  Jakub Jelinek  <jakub@redhat.com>

	* omp-low.c (check_omp_nesting_restrictions): New function.
	(scan_omp_1): Call it.

	PR middle-end/27416
	* omp-low.c (build_outer_var_ref): If VAR is reference in orphaned
	construct, return *VAR.

2006-05-14  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR rtl-optimization/27406
	* bt-load.c (migrate_btr_def): Skip the block having abnormal
	edges.

2006-05-14  Roger Sayle  <roger@eyesopen.com>

	PR rtl-optimization/27538
	* combine.c (expand_compound_operation): Call gen_lowpart
	before calling simplify_shift_const.

2006-05-14  Roger Sayle  <roger@eyesopen.com>

	PR rtl-optimization/22563
	* expmed.c (store_fixed_bit_field): When using AND and IOR to store
	a fixed width bitfield, always force the intermediates into psuedos.

2006-05-14  Bernhard Fischer  <aldot@gcc.gnu.org>

	PR 27501
	* mkconfig.sh: Use operator = instead of == for test.

2006-05-13  Nick Clifton  <nickc@redhat.com>

	* dwarf2out.c (dbx_reg_number): Check return value from
	LEAF_REG_REMAP and only use it if it is valid.
	(multiple_reg_loc_descriptor): Likewise.

2006-05-13  Richard Guenther  <rguenther@suse.de>

	* config.host <i[34567]86-*-cygwin*>: Append i386/x-cygwin to
	host_xmake_file.

2006-05-13  Steven Bosscher  <stevenb.gcc@gmail.com>

	* df-core.c (df_bb_regno_last_use_find): Do not look for dataflow
	information attached to non-INSNs such as NOTEs.
	(df_bb_regno_first_def_find, df_bb_regno_last_def_find): Likewise.

2006-05-12  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.c (s390_const_ok_for_constraint_p): Disallow -4G for
	On contraint.
	* config/s390/s390.md: Adjust comment describing On constraint.

2006-05-11  Jan Hubicka  <jh@suse.cz>

	* cgraphunit.c (decide_is_function_needed): Don't force always_inline
	to be output at -O0.

2006-05-11  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR middle-end/27384
	* fold-const.c (size_binop): Move sanity check for arguments to
	the beginning of the function.

	PR middle-end/27488
	* fold-const.c (tree_expr_nonnegative_p): Return early on invalid
	expression.

2006-05-11  Richard Guenther  <rguenther@suse.de>

	PR middle-end/27529
	* fold-const.c (fold_unary): Handle intermediate conversion
	to a pointer type like intermediate conversion to an integer
	type in folding of (T1)(T2)var to var.
	Match the code to the comment in the final conversion for
	(T1)(T2)var to (T1)var regarding to type precision.  Rather
	than disallow T1 being of pointer type, assert that both T1
	and var are of pointer type or not.  Make sure not to fall
	over the frontends lazyness wrt array to pointer decay though.

2006-05-10  Richard Earnshaw  <rearnsha@arm.com>

	* arm.c (arm_struct_value_rtx): Delete.
	(TARGET_STRUCT_VALUE_RTX): Use the default definition.
	(arm_init_cumulative_args): Always initialize nregs to zero.

2006-05-10  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27532
	* tree-object-size.c (plus_expr_object_size): Fix typo.

2006-05-10  Kazu Hirata  <kazu@codesourcery.com>

	PR target/24949
	* config/m68k/m68k.md (ashrdi_const32, ashrdi_const32_mem,
	ashrdi_const, ashrdi3): Use a scratch register.

2006-05-10  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27302
	* fold-const.c (operand_equal_p): For two comparisons,
	try comparison of one comparison code swapped if that yields
	the same code.

2006-05-10  Ben Elliston  <bje@au.ibm.com>

	* tree-pretty-print.c (pretty_print_string): No need to handle
	'\0' as a special character.

	* tree.h: Include "hashtab.h".
	(iterative_hash_expr): Use hashval_t in its prototype.
	* Makefile.in (TREE_H): Add $(HASHTAB_H).

2006-05-09  Steve Ellcey  <sje@cup.hp.com>

	PR bootstrap/26872
	* config.gcc (hppa[12]*-*-hpux10*): Set gas to yes.
	(hppa*64*-*-hpux11*): Ditto.
	(hppa[12]*-*-hpux11*): Ditto.

2006-05-09  David Edelsohn  <edelsohn@gnu.org>

	PR target/26545
	* config/rs6000/aix41.h (TARGET_64BIT): Define.

2006-05-09  Michael Matz  <matz@suse.de>

	* config.host (<i[34567]86-*-*, x86_64-*-*>): Set
	host_extra_gcc_objs and host_xmake_file.
	(<*-*-linux*>): Don't overwrite host_xmake_file.
	* gcc.c (static_spec_functions): Add EXTRA_SPEC_FUNCTIONS.
	* config/i386/i386.h (EXTRA_SPEC_FUNCTIONS): Define.
	(host_detect_local_cpu): Declare.
	(CC1_CPU_SPEC): Add -march=native and -mtune=native cases.
	* config/i386/i386.c (override_options): Handle -mtune=native
	as -mtune=generic.
	* config/i386/x-i386: New file.
	* config/i386/driver-i386.c: New file.
	* doc/invoke.texi (<i386 and x86-64 Options>): Describe
	cpu-type "native".

2006-05-09  Dirk Mueller  <dmueller@suse.de>
	Richard Guenther  <rguenther@suse.de>

	PR middle-end/27498
	* fold-const.c (fold_read_from_constant_string): Relax check
	for matching types to matching modes.

2006-05-09  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/27335
	* loop-unroll.c (peel_loops_completely): Use loops->parray to walk the
	loops.

2006-05-08  Chao-ying Fu  <fu@mips.com>
	    Richard Sandiford  <richard@codesourcery.com>

	* config/mips/mips-ps-3d.md (scc_ps, s<code>_ps): New patterns.
	(vcondv2sf, sminv2sf3, smaxv2sf3): Likewise.
	* config/mips/mips.md (UNSPEC_SCC): New constant.
	* config/mips/mips-protos.h (mips_expand_vcondv2sf): Declare.
	* config/mips/mips.c (mips_reverse_fp_cond_p): New function.
	(mips_emit_compare): Use it.
	(mips_expand_vcondv2sf): New function.

2006-05-08  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/27093
	* tree-ssa-alias.c (recalculate_used_alone): Mark variables for
	renaming when they become not-used_alone.

2006-05-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* hpux-unwind.h (pa_fallback_frame_state): Handle return parameter
	relocation and relocation stubs.

2006-05-08  Eric Christopher  <echristo@apple.com>

	* unwind-dw2-fde-darwin.c (examine_objects): Only check data
	section for ppc.

2006-05-08  Jan Hubicka  <jh@suse.cz>

	PR middle-end/24561
	* cgraphunit.c (decide_is_function_needed): When not optimizing even
	unused static functions are needed.

2006-05-08  Roger Sayle  <roger@eyesopen.com>

	PR target/27158
	* reload.c (find_reloads_toplev): Only return the simplified SUBREG
	of a reg_equiv_constant if the result is a legitimate constant.

2006-05-08  Uros Bizjak  <uros@kss-loka.si>

	PR target/27277
	* config/i386/i386.c (ix86_rtx_costs) [FLOAT_EXTEND]: For
	standard 80387 constants, raise the cost to prevent
	compress_float_constant() to generate load from memory.

2006-05-08  Kazu Hirata  <kazu@codesourcery.com>

	* config/arm/constraints.md (c): Fix a typo.

	* see.c, tree-flow-inline.h, tree-phinodes.c: Fix comment
	typos.

2006-05-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/24879
	* config/i386/pmmintrin.h (_mm_monitor): Remove macro. Use
	inline function.
	(_mm_mwait): Likewise.

	* config/i386/sse.md (sse3_mwait): Replace "mwait\t%0, %1" with
	"mwait".
	(sse3_monitor): Make it 32bit only.
	(sse3_monitor64): New. 64bit monitor.

2006-05-07  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR target/27421
	* config/i386/i386.c (classify_argument): Skip fields with invalid
	types.

2006-05-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27409
	* tree-ssa-structalias.c (get_constraint_for_component_ref):
	Do not try to find zero-sized subvars.

2006-05-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27136
	* tree-ssa-loop-niter.c (get_val_for): Correct function
	comment, assert requirements.
	(loop_niter_by_eval): Stop processing if the iterated
	value did not simplify.

2006-05-07  Mircea Namolaru  <namolaru@il.ibm.com>

	* opts.c (flag_see): remove its setting at -O3.

2006-05-07  Richard Earnshaw  <rearnsha@arm.com>

	* genpeep.c (main): Make insn-peep.c depend on flags.h.
	* arm/constraints.md: New file.
	* arm.h (REG_CLASS_FROM_LETTER_P): Delete.
	(CONST_OK_FOR_ARM_LETTER, CONST_OK_FOR_THUMB_LETTER)
	(CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_ARM_LETTER)
	(CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT_STR_ARM)
	(CONSTRAINT_LEN, EXTRA_CONSTRAINT_THUMB, EXTRA_CONSTRAINT_STR)
	(EXTRA_MEMORY_CONSTRAINT): Likewise.
	* arm.md: Include constraints.md.
	(thumb_movsi_insn): Use satisfies_constraint_J.
	(movhi, movqi): Use satisfies_constraint_I.

2006-04-29 Anatoly Sokolov <aesok@post.ru>

	* config/avr/avr.h (CRT_BINUTILS_SPECS): Fixed crt* file name
	for atmeg a645 device.

2006-05-06   Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27151
	* tree-vect-transform.c (vectorizable_condition): Punt on
	values that have a different type than the condition.

2006-05-03  Aldy Hernandez  <aldyh@redhat.com>

	PR/21391
	* c-parser.c (c_parser_cast_expression): Only insert casts into
	hash table if pointer.
	* function.c (used_types_insert_helper): Rename from
	used_types_insert.
	(used_types_insert): Call used_types_insert_helper.
	* function.h (used_types_insert): Accept only one argument.

2006-05-05  David Edelsohn  <edesohn@gnu.org>

	* config/rs6000/rs6000.md: Mark all "X" constraints for clobbered
	scratch with output modifier.

2006-05-04  David Edelsohn  <edelsohn@gnu.org>

	PR target/26481
	* config/rs6000/rs6000.md (stmsi_power): Mark clobber constraint
	with output modifier.

2006-05-04  Richard Sandiford  <richard@codesourcery.com>

	PR target/26765
	* config/mips/mips.c (mips_symbolic_address_p): Return true
	for SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL, SYMBOL_TPREL,
	SYMBOL_GOTTPREL, and SYMBOL_TLS.

2006-05-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/14287
	PR tree-optimization/14844
	PR tree-optimization/19792
	PR tree-optimization/21608
	PR tree-optimization/27090
	* tree-ssa-pre.c (try_combine_conversion): New function.
	(compute_avail): After constructing the value-handle
	expression, use try_combine_conversion to combine NOP_EXPRs
	with previous value-handle expressions and use the result if it
	is available.

2006-05-04  Joseph S. Myers  <joseph@codesourcery.com>

	* config/mips/linux64.h (DWARF_OFFSET_SIZE): Remove.

2006-05-04  Jan Hubicka  <jh@suse.cz>

	PR middle-end/25962
	* cgraphunit.c (verify_cgraph_node): Fix cgraph_hash testing.

2006-05-04  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/predicates.md (const01_rtx): Tell generator programs
	that this only matches CONST_INTs.  All users changed to VOIDmode
	operands.

	* config/bfin/bfin.c: Include "optabs.h".
	(bfin_rtx_costs): Some costs for vector operations, to allow combine
	to do more work.
	(enum bfin_builtins): Add a number of fractional and vector builtins.
	(bfin_init_builtins): Likewise.
	(struct builtin_description, bdesc_2arg, bdesc_1arg): New.
	(safe_vector_operand, bfin_expand_binop_builtin,
	bfin_expand_unop_builtin): New functions.
	(bfin_expand_builtin): Handle the new builtins.
	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
	__ADSPBLACKFIN__.

2006-05-04  Leehod Baruch  <leehod@il.ibm.com>

	* see.c: New file.
	* Makefile.in (OBJS-common): Add see.o.
	(see.o): Add dependencies.
	* common.opt (fsee): New flag for the see optimization was added.
	* opts.c (flag_see): Initialized.
	* passes.c (init_optimization_passes, pass_see): New pass.
	* rtl.h (see_main): Declaration as extern.
	* timevar.def (TV_SEE): New.
	* tree-pass.h (pass_see): Declaration as extern.
	* invoke.texi (-fsee): Document.
	* recog.c (validate_simplify_insn): New function.
	* recog.h (validate_simplify_insn): Declaration as extern.
	* df-problems.c (df_chain_dump): Check for NULL.

2006-05-04  Kenneth Zadeck <zadeck@naturalbridge.com>
	    Daniel Berlin  <dberlin@dberlin.org>

	* cfgrtl.c (insert_insn_bb_end_new): New function.
	* basic-block.h (insert_insn_bb_end_new): Declaration as extern.

2006-05-04  Leehod Baruch  <leehod.baruch@weizmann.ac.il>

	* df.h (struct web_entry): Moved from web.c.
	(union_defs): Declaration as extern.
	(unionfind_root): Likewise.
	(unionfind_union): Likewise.
	* web.c (struct web_entry): Moved to df.h.
	(unionfind_root): Remove static declaration.
	(unionfind_union): Likewise.
	(union_defs): Likewise and generalize to use callback function.
	(web_main): Update arguments for union_defs function call.

2006-05-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26447
	* tree-ssa-pre.c (realify_fake_stores): For necessary loads
	produce SSA_NAME copies before the store stmt to avoid
	breaking exception handling.

2006-05-04  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/27388
	* gimplify.c (omp_is_private): If var is shared in some outer context,
	return false instead of true.  Stop searching on parallel context
	boundary.

2006-05-03  Alexandre Oliva  <aoliva@redhat.com>

	PR java/8260
	* coverage.c: Use get_gcov_unsigned_t() instead of
	unsigned_type_node all over.

2006-05-02  Andrew MacLeod  <amacleod@redhat.com>

	PR tree-optimization/27381
	* tree-phinodes.c (remove_phi_arg_num): When moving a phi argument,
	maintain the same immediate_use links.
	* tree-ssa-operands.c (dump_immediate_uses_for): Show iteration marker
	node rather than segfaulting.

2006-05-03  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/27395
	* gimplify.c (gimplify_scan_omp_clauses): Compare OMP_CLAUSE_CODE
	rather than TREE_CODE to OMP_CLAUSE_REDUCTION.  Set also GOVD_SEEN
	bit for OMP_CLAUSE_REDUCTION_PLACEHOLDER.

2006-05-02  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/26626
	* tree-ssa-structalias.c (compute_points_to_sets): For now, solve
	always.
	* tree-ssa-operands.c (access_can_touch_variable): Allow
	typecasting through union pointers.

2006-05-02  Jakub Jelinek  <jakub@redhat.com>

	PR c++/26943
	* omp-low.c (maybe_lookup_decl_in_outer_ctx): New function.
	(build_outer_var_ref): Use maybe_lookup_decl_in_outer_ctx
	to find if var will be a global variable even in the nested context.
	(omp_copy_decl): Only check for global variable at the end, it might
	be overridden in outer contexts.
	(scan_sharing_clauses): For global variables don't create a field.
	(lower_rec_input_clauses): Do nothing for global shared variables.
	Emit a barrier at the end of ILIST if there were any decls in both
	firstprivate and lastprivate clauses.
	(lower_send_clauses): Do nothing for global variables except for
	COPYIN.

2006-05-02  Zdenek Dvorak <dvorakz@suse.cz>

	* tree.c (unsigned_type_for, signed_type_for): Make sure a type
	of the correct signedness is returned.

2006-05-02  Jeff Law  <law@redhat.com>

	PR tree-optimization/27364
	* tree-vrp.c (vrp_int_const_binop): Fix detection of overflow from
	multiply expressions.

2006-05-02  Tom Tromey  <tromey@redhat.com>

	* tree-flow-inline.h (op_iter_init_phiuse): Fixed typo.

2006-05-02  Kazu Hirata  <kazu@codesourcery.com>

	PR target/27387
	* arm.c (arm_output_mi_thunk): Use pc-relative addressing when
	-mthumb -fPIC are used.

2006-05-02  Stanislaw Skowronek  <skylark@linux-mips.org>
	    Joshua Kinard  <kumba@gentoo.org>

	PR target/25871
	* config/mips/mips.h (TRAMPOLINE_TEMPLATE): Avoid 32-bit moves
	with 64-bit pointers.

2006-05-02  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (add_minipool_forward_ref): Check if insn
	and pool overlap.
	(create_fix_barrier): Check that a suitable barrier location is
	found.
	(arm_reorg): Include ftmp->address in allowable range of addresses.

2006-05-02  David Billinghurst <David.Billinghurst@riotinto.com>

	PR ada/27366
	* ada/env.c (__gnat_clearenv): Use unsetenv() to clear environment
	on Cygwin.

2006-05-02  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/27337
	* gimplify.c (gimplify_scan_omp_clauses): Handle INDIRECT_REF
	around RESULT_DECL for result passed by reference.
	(gimplify_expr): Call omp_notice_variable when RESULT_DECL is seen.
	* omp-low.c (use_pointer_for_field): Don't look at
	DECL_HAS_VALUE_EXPR_P for RESULT_DECLs.
	(scan_omp_1): Call remap_decl on RESULT_DECLs.
	(lower_rec_input_clauses): Don't allocate VLA memory for the second
	time or var for passing by reference for
	OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE clauses.  Allow creation of
	TREE_ADDRESSABLE variables when passing by reference.

	* omp-low.c (dump_omp_region): Fix output formatting.

	PR middle-end/27328
	* omp-low.c (remove_exit_barrier): Handle NULL exit_bb.
	(expand_omp_parallel): Likewise.
	* tree-cfg.c (move_sese_region_to_fn): Likewise.

	PR middle-end/27325
	* omp-low.c (lower_omp_sections): Call maybe_catch_exception
	on statement list containing also constructors and destructors.
	(lower_omp_single, lower_omp_for, lower_omp_parallel): Likewise.

	PR middle-end/27310
	* except.c (duplicate_eh_regions): Fix clearing of
	cfun->eh->region_array entries.

2006-05-01  DJ Delorie  <dj@redhat.com>

	* configure.ac (gcc_cv_nm): Don't use an in-tree nm if
	build!=host.
	(gcc_cv_objdump): Likewise.
	* configure: Regenerated.

2006-05-01  Kazu Hirata  <kazu@codesourcery.com>

	PR target/27374
	* config/arm/vfp.md (*arm_movdi_vfp): Correct the output
	templates for case 3 and 4.

2006-05-01  DJ Delorie  <dj@redhat.com>

	* vec.c: Include bconfig.h when appropriate.
	* Makefile.in (build/vec.o): Adjust dependencies.
	* mkconfig.sh: Make sure config.h isn't used for build machine
	compiles.

2006-05-01  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-into-ssa.c (phis_to_rewrite, blocks_with_phis_to_rewrite): New
	variables.
	(mark_phi_for_rewrite): New function.
	(insert_phi_nodes_for, mark_use_interesting): Call
	mark_phi_for_rewrite.
	(rewrite_update_phi_arguments): Traverse only phis in phis_to_rewrite.
	(update_ssa): Initialize and free phis_to_rewrite.

2006-05-01  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/27291
	* loop-doloop.c (add_test, doloop_modify): Handle the case condition is
	folded to a constant.

2006-05-01  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27283
	* tree-ssa-loop-ivopts.c (struct nfe_cache_elt): Store just trees,
	not whole # of iteration descriptions.
	(niter_for_exit): Return just # of iterations.  Fail if # of iterations
	uses abnormal ssa name.
	(niter_for_single_dom_exit): Ditto.
	(find_induction_variables, may_eliminate_iv): Expect niter_for_exit to
	return just the number of iterations.

2006-05-01  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/27144
	* tree-ssa-loop-niter.c (derive_constant_upper_bound): New function.
	(record_estimate): Only record constant upper bound.
	(infer_loop_bounds_from_undefined): Call
	compute_estimated_nb_iterations just once.
	(proved_non_wrapping_p): Renamed to ...
	(n_of_executions_at_most): ... this.  Expect bound to be a constant.
	(convert_step_widening, scev_probably_wraps_p): Call
	n_of_executions_at_most instead of proved_non_wrapping_p.
	(substitute_in_loop_info): Do not replace values in bounds.
	* cfgloop.h (struct nb_iter_bound): Remove "additional" field.  Update
	comments.

2006-05-01  Richard Henderson  <rth@redhat.com>

	PR c/27358
	* c-parser.c (c_parser_skip_to_end_of_block_or_statement): Move after
	c_parser_skip_to_pragma_eol.  Convert to switch statement.  Handle
	CPP_PRAGMA.

2006-05-01  Roger Sayle  <roger@eyesopen.com>

	* c-typeck.c (parser_build_binary_op): Don't call the function
	unsigned_conversion_warning to spot operand/result type overflow.
	(build_binary_op): Instead, call convert_and_check instead of
	convert to report the problem when the operands are promoted.
	* c-common.c (unsigned_conversion_warning): Make static.
	* c-common.h (unsigned_conversion_warning): Delete prototype.

2006-05-01  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26726
	* tree-ssa-loop-ivopts.c (idx_find_step): Mark source of the
	problem ...
	(find_interesting_uses_address): ... we work around here
	by folding INDIRECT_REFs in the substituted base.

2006-05-01  Diego Novillo  <dnovillo@redhat.com>

	* omp-low.c (dump_omp_region): Add newlines.

2006-04-30  Roger Sayle  <roger@eyesopen.com>

	* common.opt (Woverflow): New command line option.
	* c-common.c (constant_expression_warning): Check warn_overflow.
	(overflow_waring): Pass OPT_Woverflow to warning.
	(unsigned_conversion_warning): Likewise.
	(convert_and_check): Likewise.
	* doc/invoke.texi: Document new command line option.

2006-04-30  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_override_options): Enable
	TARGET_NO_FP_IN_TOC for section anchors.
	(optimization_options): Enable section anchors for all
	non-"Objective" languages.

2006-04-28  Eric Christopher  <echristo@apple.com>

	* config/darwin-c.c (darwin_ms_struct): Move this
	(darwin_set_default_type_attributes): and this...
	* config/darwin.c: ... here.
	* config/darwin.h (darwin_ms_struct): Declare.

2006-04-28  Andrew MacLeod  <amacleod@redhat.com>

	* tree-ssa-dom.c (propagate_rhs_into_lhs): Fix assert clause.

2006-04-28  Roger Sayle  <roger@eyesopen.com>

	PR c/25309
	* c-typeck.c (struct spelling): Make I an unsigned HOST_WIDE_INT.
	(push_array_bounds): Delete prototype.  Change BOUNDS argument to
	an unsigned HOST_WIDE_INT.
	(print_spelling): Use HOST_WIDE_INT_PRINT_UNSIGNED to output the
	array index.
	(really_start_incremental_init): No need to call convert because
	bitsize_zero_node is already of type bitsizetype.
	(push_init_level): Extract the value of constructor_index as an
	unsigned HOST_WIDE_INT quantity, using tree_low_cst.
	(process_init_element): Likewise.

2006-04-28  Joseph S. Myers  <joseph@codesourcery.com>

	* gcc.c (process_command): Add program name to GCC_EXEC_PREFIX
	value before passing to make_relative_prefix.

2006-04-28  Alan Modra  <amodra@bigpond.net.au>

	PR middle-end/27260
	* builtins.c (expand_builtin_memset): Expand val in original mode.

2006-04-27  Eric Christopher  <echristo@apple.com>

	* target-def.h (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Bracket
	with #ifndef/#endif.
	* config/darwin-c.c (darwin_ms_struct): New.
	(darwin_pragma_ms_struct): Ditto.
	(darwin_set_default_type_attributes): Ditto.
	* config/darwin-protos.h (darwin_pragma_ms_struct): Declare.
	* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS):
	Register ms_struct pragma.
	* config/i386/darwin.h (REGISTER_TARGET_PRAGMAS): Declare.
	(TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Ditto.
	* config/rs6000/rs6000.c (rs6000_set_default_type_attributes): Call
	darwin_set_default_type_attributes if TARGET_MACHO.

2006-04-27  Andrew MacLeod  <amacleod@redhat.com>

	PR tree-optimization/26854
	* tree-vrp.c (remove_range_assertions): Use new Immuse iterator.
	* doc/tree-ssa.texi: Update immuse iterator documentation.
	* tree-ssa-math-opts.c (execute_cse_reciprocals_1): Use new iterator.
	* tree-ssa-dom.c (propagate_rhs_into_lhs): Use new iterator.
	* tree-flow-inline.h (end_safe_imm_use_traverse, end_safe_imm_use_p,
	first_safe_imm_use, next_safe_imm_use): Remove.
	(end_imm_use_stmt_p): New.  Check for end of immuse stmt traversal.
	(end_imm_use_stmt_traverse): New.  Terminate immuse stmt traversal.
	(move_use_after_head): New.  Helper function to sort immuses in a stmt.
	(link_use_stmts_after): New.  Link all immuses in a stmt consescutively.
	(first_imm_use_stmt): New.  Get first stmt in an immuse list.
	(next_imm_use_stmt): New.  Get next stmt in an immuse list.
	(first_imm_use_on_stmt): New.  Get first immuse on a stmt.
	(end_imm_use_on_stmt_p): New.  Check for end of immuses on a stmt.
	(next_imm_use_on_stmt): New.  Move to next immuse on a stmt.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Use new iterator.
	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use new iterator.
	(perfect_nestify): Use new iterator.
	* tree-vect-transform.c (vect_create_epilog_for_reduction): Use new
	iterator.
	* tree-flow.h (struct immediate_use_iterator_d): Add comments.
	(next_imm_name): New field in struct immediate_use_iterator_d.
	(FOR_EACH_IMM_USE_SAFE, BREAK_FROM_SAFE_IMM_USE): Remove.
	(FOR_EACH_IMM_USE_STMT, BREAK_FROM_IMM_USE_STMT,
	FOR_EACH_IMM_USE_ON_STMT): New immediate use iterator macros.
	* tree-cfg.c (replace_uses_by): Use new iterator.
	* tree-ssa-threadedge.c (lhs_of_dominating_assert): Use new iterator.
	* tree-ssa-operands.c (correct_use_link): Remove.
	(finalize_ssa_use_ops): No longer call correct_use_link.

2006-04-27  Stuart Hastings  <stuart@apple.com>

	* config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): New.
	* config/t-darwin (crt3.o): Use it.
	* config/rs6000/rs6000.c (rs6000_initialize_trampoline): Remove
	'pmode', use Pmode instead of SImode for SYMBOL_REF.
	* config/rs6000/rs6000.md (call_indirect_nonlocal_sysv,
	call_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
	call_value_nonlocal_sysv): Suffix with the "P" macro for 32/64
	support.

2006-04-27  Roger Sayle  <roger@eyesopen.com>

	* expmed.c (store_fixed_bit_field): If we're not optimizing for
	size, force the intermediate into a new pseudo rather instead of
	performing both a bitwise AND and a bitwise IOR in memory.

2006-04-27  Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/26685
	* params.def (PARAM_MAX_CSE_INSNS): Correct typo that named
	this one "max-flow-memory-locations".

2006-04-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/25148
	* tree-vrp.c (compare_values): Remove code dealing with
	comparisons against type min/max value.  Honour overflow
	and negative constants in code dealing with comparisons
	of plus and minus expressions.
	(value_inside_range): Use fold_binary with LE_EXPR and
	GE_EXPR rather than compare_values.

2006-04-27  Dirk Mueller  <dmueller@suse.de>

	* config/i386/xmmintrin.h (_mm_shuffle_pi16): Declare
	prototype for SSE.

2006-04-26  Kenneth Zadeck <zadeck@naturalbridge.com>

	* basic-block.h (safe_insert_insn_on_edge): Removed.
	* cfgrtl.c (mark_killed_regs, safe_insert_insn_on_edge): Removed.

2006-04-26  David Edelsohn  <edelsohn@gnu.org>
	    Paolo Bonzini  <bonzini@gnu.org>

	PR middle-end/27282
	* combine.c (simplify_and_const_int_1): Use gen_int_mode.
	(simplify_and_const_int): Same.

2006-04-26  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-dse.c (dse_optimize_stmt): Remove unused variable USE.

2006-04-26  Jakub Jelinek  <jakub@redhat.com>

	PR c/26171
	* cgraph.c (cgraph_varpool_finalize_decl): Don't call
	cgraph_varpool_assemble_pending_decls if -fopenmp, unless
	cgraph_global_info_ready.

	PR middle-end/26913
	* tree-cfg.c (find_outermost_region_in_block): Handle RESX_EXPR.

	PR c/25996
	* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for if
	either decl or init is error_mark_node.

	PR middle-end/25989
	* tree-flow.h (struct omp_region): Add sched_kind.
	* omp-low.c (expand_parallel_call): Use region->inner->sched_kind
	instead of extracting omp for data.
	(expand_omp_for): Save extracted sched_kind.

2006-04-25  Roger Sayle  <roger@eyesopen.com>

	* expmed.c (store_bit_field): Also check whether the bitsize is
	valid for the machine's "insv" instruction before moving the
	target into a pseudo for use with the insv.
	* config/i386/predicates.md (const8_operand): New predicate.
	* config/i386/i386.md (extv, extzv, insv): Use the new
	const8_operand predicate where appropriate.

2006-04-25  DJ Delorie  <dj@redhat.com>

	* doc/install.texi (Specific): Clarify that this is not a list of
	supported hosts or targets.

2006-04-25  Richard Sandiford  <richard@codesourcery.com>

	PR rtl-optimization/26725
	* cfgrtl.c (rtl_redirect_edge_and_branch_force): Set the source
	block's BB_DIRTY flag.

2006-04-25  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (size_of_locs): Don't fill dw_loc_addr if there
	are no branches.

	* dwarf2asm.c (dw2_asm_output_data): Don't generate RTL just
	to print an integer.

2006-04-25  David Edelsohn  <edelsohn@gnu.org>

	* varasm.c (align_variable): New function.
	(get_block_for_decl): Apply align_variable to DECL before
	calculating section information.
	(assemble_variable): Split out alignment computation.

2006-04-25  Andreas Krebbel  <krebbel1@de.ibm.com>

	* expmed.c (store_bit_field): Handle paradoxical subregs on big endian
	machines.

2006-04-25  Bernd Schmidt  <bernd.schmidt@analog.com>

	* genmodes.c (make_vector_mode): Allow making VECTOR_MODE_INT of a
	MODE_PARTIAL_INT mode.
	* config/bfin/bfin-modes.def: Add V2PDI and V2SI.
	* config/bfin/bfin.c (print_operand): Add macflag and mac/msu modifiers
	for CONST_INTs.
	(hard_regno_mode_ok): V2PDImode is ok for accumulators.
	* config/bfin/bfin.h (CLASS_MAX_NREGS, HARD_REGNO_NREGS): Handle
	V2PDImode.
	* config/bfin/predicates.md (const01_operand, vec_shift_operand):
	New predicates.
	* config/bfin/bfin.md (UNSPEC_MUL_WITH_FLAG, UNSPEC_MAC_WITH_FLAG):
	New constants.
	(MACFLAG_NONE, MACFLAG_T, MACFLAG_FU, MACFLAG_TFU, MACFLAG_IS,
	MACFLAG_IU, MACFLAG_W32, MACFLAG_M, MACFLAG_S2RND, MACFLAG_ISS2,
	MACFLAG_IH): Likewise.
	(movstricthi_1): Renamed from "*movstricthi".
	(load_accumulator, load_accumulator_pair, movsi_insv, insv,
	ssaddsi3, sssubsi3, ssnegsi2, signbitssi2, smaxhi3, sminhi3,
	abshi2, neghi2, ssneghi2, signbitshi2, movhi_low2high,
	movhi_high2high, movhi_low2low, movhi_high2low, movhiv2hi_low,
	movhiv2hi_high, composev2hi, movv2hi_hi, movv2hi_hi_low,
	movv2hi_hi_high, ssaddhi3, sssubhi3, ssaddv2hi3, sssubv2hi3,
	addsubv2hi3, subaddv2hi3, ssaddsubv2hi3, sssubaddv2hi3,
	sublohiv2hi3, subhilov2hi3, sssublohiv2hi3, sssubhilov2hi3,
	addlohiv2hi3, addhilov2hi3, ssaddlohiv2hi3, ssaddhilov2hi3,
	mulhisi_ll, mulhisi_lh, mulhisi_hl, mulhisi_hh, ssnegv2hi2,
	ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3, packv2hi,
	flag_mulhi, flag_mulhisi_parts, flag_machi, flag_machi_acconly,
	flag_macinithi, flag_macinit1hi, flag_mulv2hi, flag_mulv2hi_parts,
	flag_macv2hi_parts, flag_macv2hi_parts_acconly,
	flag_macinitv2hi_parts, flag_macinit1v2hi_parts): New patterns.

	* doc/rtl.texi (ss_ashift): Improve wording.

2006-04-24  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (verify_marks_clear): New.
	(prune_unused_types): Call verify_marks_clear initially, not
	prune_unmark_dies.

2006-04-24  Bernd Schmidt  <bernd.schmidt@analog.com>

	* rtl.def (SS_ASHIFT, SS_NEG): New codes.
	* doc/rtl.texi: Document them.
	* simplify-rtx.c (simplify_unary_operation,
	simplify_binary_operation_1): Don't abort when we see them.

2006-04-24  Mark Mitchell  <mark@codesourcery.com>

	Revert:
	2006-04-23  Mark Mitchell  <mark@codesourcery.com>
	* configure.ac: Completely disregard languages that are not
	enabled.
	* configure: Regenerated.

2006-04-24  Andrew Pinski  <pinskia@gcc.gnu.org>
	Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27236
	* tree-inline.c (copy_body_r): Make sure to copy
	TREE_THIS_VOLATILE flag.

2006-04-24  Richard Guenther  <rguenther@suse.de>

	PR middle-end/26869
	* tree-complex.c (update_parameter_components): Don't handle
	unused parameters which have no default def.

2006-04-24  Andrew Pinski  <pinskia@gcc.gnu.org>
	Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/27218
	* tree-inline.c (expand_call_inline): Strip useless type
	conversions for the return slot address.

2006-04-24  Richard Guenther  <rguenther@suse.de>

	* cfgloop.h (struct loops): Remove unused field array.  Reorder
	state after num.
	(LOOP_PREFETCH): Remove.

2006-04-24  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/22525
	* value-prof.c (tree_mod_pow2): Remove unnecessary temporary
	variable, adjust types of generated expressions.

2006-04-23  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (c-convert.o): Add dependency on $(TARGET_H)
	(tree-vect-patterns.o): Likewise.
	(jump.o): Likewise.
	(cselib.o): Likewise.
	(loop-doloop.o): Likewise.
	(regclass.o): Likewise.
	(reload1.o): Likewise.
	(explow.o): Replace target.h with $(TARGET_H).
	(ipa-prop.o): Likewise.
	(ipa-cp.o): Likewise.
	(ipa-inline.o): Likewise.
	(reorg.o): Likewise.
	(reg-stack.o): Likewise.

2006-04-23  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-tailcall.c (pass_tail_recursion): Use gate_tail_calls too.

2006-04-23  Mark Mitchell  <mark@codesourcery.com>

	* print-tree.c (print_node): Print DECL_BIT_FIELD_TYPE.

	* configure.ac: Completely disregard languages that are not
	enabled.
	* configure: Regenerated.

	PR c++/26534
	* c-common.h (c_build_bitfield_integer_type): Declare.
	* c-decl.c (c_build_bitfield_integer_type): Move to ...
	* c-common.c (c_build_bitfield_integer_type): ... here.

2006-04-23  Roger Sayle  <roger@eyesopen.com>

	PR target/21283
	* config/fr30/fr30.md (define_split): Avoid calling gen_lowpart on
	a SImode SUBREG of a floating point register after no_new_pseudos.

2006-04-23  Roger Sayle  <roger@eyesopen.com>

	* config/fr30/fr30.md (addsi_small_int): Use REGNO_PTR_FRAME_P to
	identify potentially eliminable registers to additionally catch
	VIRTUAL_INCOMING_ARGS_REGNUM.
	(addsi3): Update the conditions on when to use addsi_small_int.

2006-04-23  Roger Sayle  <roger@eyesopen.com>

	PR target/16641
	* config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Check REGNO for
	STACK_POINTER_RTX and FRAME_POINTER_RTX instead of comparing the
	rtx to stack_pointer_rtx or frame_pointer_rtx directly.

2006-04-23  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (range_predecessor): Use operand_equal_p
	as the predicate for equality.
	(range_successor): Likewise.

2006-04-22  Kazu Hirata  <kazu@codesourcery.com>

	Revert:
	* config/soft-fp/op-common.h: Fix a typo.

2006-04-22  Frank Ch. Eigler  <fche@redhat.com>

	PR libmudflap/26864
	* common.opt (flag_mudflap_threads): Overload flag_mudflap.
	* tree-mudflap.c (flag_mudflap_threads): Derive from flag_mudflap.

2006-04-22  Kazu Hirata  <kazu@codesourcery.com>

	* config/soft-fp/op-common.h, double-int.h, tree-ssa-dom.c:
	Fix comment typos.
	* doc/tm.texi: Fix a typo.

2006-04-21  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (struct die_struct): Document that die_sib makes
	a circular linked list.
	(FOR_EACH_CHILD): New.
	(reverse_die_lists): Delete.
	(reverse_all_dies): Delete.
	(add_dwarf_attr): Correct documentation.
	(remove_child_with_prev): New.
	(remove_child_TAG): Update for change to die_struct, use
	remove_child_with_prev.
	(add_child_die): Update for change to die_struct.
	(splice_child_die): Use remove_child_with_prev and add_child_die.
	(print_die): Use FOR_EACH_CHILD.
	(die_checksum): Likewise.
	(assign_symbol_names): Likewise.
	(output_location_lists): Likewise.
	(build_abbrev_table): Likewise.
	(calc_die_sizes): Likewise.
	(mark_dies): Likewise.
	(unmark_dies): Likewise.
	(unmark_all_dies): Likewise.
	(output_die): Likewise.
	(prune_unused_types_mark): Likewise.
	(prune_unused_types_walk): Likewise.
	(same_die_p): Update for change to die_struct.
	(break_out_includes): Likewise.
	(prune_unused_types_prune): Likewise.
	(add_sibling_attributes): Use FOR_EACH_CHILD, simplify logic.
	(prune_unmark_dies): Use FOR_EACH_CHILD, don't clear die_mark if
	it's already clear.
	(dwarf2out_finish): Don't call reverse_all_dies.

2006-04-21  Eric Christopher  <echristo@apple.com>

	* df-core.c, tree-outof-ssa.c, config/i386/i386.c: Fix typos
	in comments and function names.

2006-04-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR c/25875
	* c-typeck.c (digest_init): Robustify.

	* c-typeck.c (pop_init_level): Simplify.

2006-04-21  Steve Ellcey  <sje@cup.hp.com>

	* config/pa/t-pa64: Add dependencies on $(GCC_PASSES).

2006-04-21  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_override_options): Error on iWMMXt and
	hardware floating point.

2006-04-21  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Add sfp to
	NON_FLOAT_REGS.

2006-04-21  Nick Clifton  <nickc@redhat.com>

	* config/sh/t-elf (EXTRA_MULTILIB_PARTS): Include
	OPT_EXTRA_PARTS.

2006-04-21  Alan Modra  <amodra@bigpond.net.au>

	PR target/27230
	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use
	C++ lang type in traceback table for Objective-C++.

	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Update comment.

2006-04-20  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (asm_preferred_eh_data_format): Reformat.

2006-04-20  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR mudflap/26789
	* tree-mudflap.c (mudflap_finish_file): Skip function when there
	were errors.  Remove check for erroneous objects.

2006-04-20  Jeff Law  <law@redhat.com>

	PR tree-optimization/26854
	* tree-ssa-dse.c (dse_optimize_stmt): Avoid num_imm_uses when
	checking for zero or one use.
	* tree-ssa-dom.c (propagate_rhs_into_lhs): Similarly.
	* tree-cfgcleanup.c (merge_phi_nodes): Similarly.
	* tree-ssa-reassoc.c (negate_value): Similarly.
	(reassociate_bb): Similarly.

2006-04-20  Jakub Jelinek  <jakub@redhat.com>

	* c-pretty-print.c (pp_c_direct_abstract_declarator): Print
	TYPE_MAX_VALUE (TYPE_DOMAIN (t)) + 1 for ARRAY_TYPE rather
	than plain TYPE_MAX_VALUE (TYPE_DOMAIN (t)).

2006-04-20  Alan Modra  <amodra@bigpond.net.au>

	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Consume all
	fp regs if the last fp arg doesn't fit in regs.

2006-04-20  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/27182
	* config/sh/sh.md (movsicc_true+3): Tweak condition for the case
	that the last insn has the REG_INC note.

2006-04-19  Carlos O'Donell  <carlos@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>

	PR c/26774
	* stor-layout.c (update_alignment_for_field): Do not align
	ERROR_MARK nodes.
	(place_union_field): Place union field at the start of the union.
	(place_field): Move ERROR_MARK check later, and use the current
	allocation position to maintain monotonicity.

2006-04-19  Zdenek Dvorak <dvorakz@suse.cz>

	* dominance.c: Include timevar.h.
	(calculate_dominance_info): Use TV_DOMINANCE.
	* timevar.def (TV_DOMINANCE): New timevar.
	* Makefile.in (dominance.o): Add TIMEVAR_H dependency.

2006-04-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	PR rtl-optimization/14261
	* ifcvt.c (noce_emit_move_insn): Call store_bit_field if the resulting
	move would be an INSV insn.
	(noce_process_if_block): Don't optimize if the destination is a
	ZERO_EXTRACT which can't be handled by noce_emit_move_insn.

2006-04-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md: Add comments with the instructions emitted
	by an insn pattern if macros are used.

2006-04-19  Alan Modra  <amodra@bigpond.net.au>

	PR rtl-optimization/26026
	* fold-const.c (fold_binary): Optimize div and mod where the divisor
	is a known power of two shifted left a variable amount.

2006-04-18  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (prune_unused_types_update_strings): Don't add strings
	to hash table twice when the debug_str section has SECTION_MERGE.

2006-04-18  Joseph S. Myers  <joseph@codesourcery.com>

	* config/soft-fp: New directory.  From glibc.
	* config/soft-fp/t-softfp: New.
	* config/soft-fp/README: New.
	* mklibgcc.in: Handle LIB2FUNCS_EXCLUDE.
	* Makefile.in (LIB2FUNCS_EXCLUDE, SFP_MACHINE): New.
	(libgcc.mk): Pass LIB2FUNCS_EXCLUDE.
	(LIBGCC_DEPS): Add $(SFP_MACHINE).
	* config.gcc: Use rs6000/t-fprules-fpbit or
	rs6000/t-fprules-softfp and soft-fp/t-softfp together with
	rs6000/t-fprules.
	* config/rs6000/sfp-machine.h: New.  Based on glibc.
	* config/rs6000/t-fprules-fpbit, config/rs6000/t-fprules-softfp:
	New.
	* config/rs6000/t-fprules: Remove fp-bit rules.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Use +=.
	* config/rs6000/t-linux64: Likewise.  Remove duplicates from
	LIB2FUNCS_EXTRA.  Remove fp-bit rules.
	(softfp_wrap_start, softfp_wrap_end): New.

2006-04-18  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.h (PTRDIFF_TYPE): Define.

2006-04-18  Devang Patel  <dpatel@apple.com>

	* doc/invoke.texi (-Wuninitialized): Clarify -O connection.

2006-04-18  Nick Clifton  <nickc@redhat.com>

	* config/sh/t-symbian: Add rule to build sh-c.o
	* config/sh/symbian.c (sh_symbian_mark_dllexport): Replace use
	of DECL_NON_ADDR_CONST_P with DECL_DLLIMPORT_P.
	(sh_symbian_encode_section_info): Likewise.

2006-04-18  Andreas Krebbel  <krebbel1@de.ibm.com>

	* builtins.c (expand_builtin_strcmp): Cover label definition of
	do_libcall with HAVE_cmpstrnsi.

2006-04-18  Kazu Hirata  <kazu@codesourcery.com>

	* function.c (temp_slots_at_level, max_slot_level): Use VEC
	instead of VARRAY.
	* function.h (temp_slot_p): New.
	(function): Change the type of x_used_temp_slots to
	VEC(temp_slot_p,gc) *.

2006-04-18  Nick Clifton  <nickc@redhat.com>

	* config/mmix/mmix.h (OPTIMIZATION_OPTIONS): Remove reference to
	flag_strength_reduce.

	* doc/tm.texi (TARGET_SECTION_TYPE_FLAGS): Fix typo.

2006-04-18  Paolo Bonzini  <bonzini@gnu.org>

	PR target/27117

	Partial revert of revision 112637
	2006-04-03  Paolo Bonzini  <bonzini@gnu.org>
		    Dale Johannesen  <dalej@apple.com>

	PR target/19653
	* regclass.c (struct reg_pref): Update documentation.
	(regclass): Set prefclass to NO_REGS if memory is the best option.
	(record_reg_classes): Cope with a prefclass set to NO_REGS.

2006-04-18  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-optimization/26821
	* tree-ssa-math-opts.c (get_constant_one): New.
	(insert_reciprocals): Use it.

2006-04-17  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (free_AT): Delete.
	(remove_AT): Update string ref counts.
	(remove_child_TAG): Don't call free_die.
	(free_die): Delete.
	(break_out_includes): Don't call free_die on DW_TAG_GNU_BINCL
	or DW_TAG_GNU_EINCL.
	(prune_unused_types_walk_attribs): Reset string refcounts.
	(prune_unused_types_update_strings): New.
	(prune_unused_types_prune): Don't make unnecessary stores.  Don't
	call free_die.  Do call prune_unused_types_update_strings.
	(prune_unused_types): Empty debug_str_hash.

2006-04-17  Roger Sayle  <roger@eyesopen.com>

	* expr.c (expand_assignment): Optimize away no-op moves where the
	source and destination are equal and have no side-effects.

2006-04-17  Richard Guenther  <rguenther@suse.de>

	PR target/26826
	* reload.c (push_reload): Guard calls to get_secondary_mem
	for memory subregs.

2006-04-16  Kazu Hirata  <kazu@codesourcery.com>

	* alias.c (reg_base_value, old_reg_base_value): Change the
	type to VEC(rtx,gc) *.
	(REG_BASE_VALUE, find_base_value, record_set,
	init_alias_analysis): Use VEC instead of VARRAY.

	* alias.c (alias_sets): Change the type to
	VEC(alias_set_entry,gc) *.
	(get_alias_set_entry, new_alias_set, record_alias_subset): Use
	VEC instead of VARRAY.
	(last_alias_set): Remove.

	* cgraph.h (cgraph_edge_p): New.
	Update the prototype of cgraph_function_versioning.
	* cgraphunit.c (cgraph_copy_node_for_versioning,
	cgraph_function_versioning): Use VEC instead of VARRAY.
	* ipa-cp.c (ipcp_insert_stage): Likewise.

2006-04-16  Roger Sayle  <roger@eyesopen.com>

	PR target/26961
	* fold-const.c (fold_ternary): When converting "A ? B : C" into either
	"A op B" or "A op C", we may need to convert A to the type of B and C.

2006-04-16  Adam Nemet  <anemet@caviumnetworks.com>

	* target.h (struct gcc_target): Add mode_rep_extended.
	* rtlanal.c (num_sign_bit_copies_in_rep): New global.
	(init_num_sign_bit_copies_in_rep): Initialize it using
	mode_rep_extended.
	(truncate_to_mode): Use it.
	(init_rtlanal): Call init_num_sign_bit_copies_in_rep.
	* targhooks.h (default_mode_rep_extended): Declare it.
	* targhooks.c (default_mode_rep_extended): Define it.
	* target-def.h (TARGET_MODE_REP_EXTENDED): New macro.  Default to
	default_mode_rep_extended.
	(TARGET_INITIALIZER): Include it.
	* doc/tm.texi (Misc): Document it.
	* config/mips/mips.c (TARGET_TRUNCATED_TO_MODE): Override it.
	(mips_truncated_to_mode): New function.

2006-04-16  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/25474
	* expr.c (compress_float_constant): Copy the narrow constant into
	a new pseudo before extending it to its final width.

2006-04-16  Roger Sayle  <roger@eyesopen.com>
	    Andrew Pinski  <pinskia@gcc.gnu.org>
	    Dale Johannesen  <dalej@apple.com>

	PR target/24076
	* config/i386/i386.c (ix86_expand_vector_init_duplicate): Add
	special case code to implement V8HImode and V16QImode with SSE2.

2006-04-15  Roger Sayle  <roger@eyesopen.com>

	* config/i386/i386.c (ix86_va_start): Ensure all integer constant
	trees are constructed with a suitable tree type.

2006-04-15  Roger Sayle  <roger@eyesopen.com>

	* tree.c (integer_zerop): Ignore TREE_CONSTANT_OVERFLOW.
	(integer_onep): Likewise.
	(integer_all_onesp): Likewise.
	(integer_pow2p): Likewise.
	(integer_nonzerop): Likewise.
	(real_zerop): Likewise.
	(real_onep): Likewise.
	(real_twop): Likewise.
	(real_minus_onep): Likewise.
	(int_size_in_bytes): Likewise.
	(host_integerp): Likewise.

2006-04-15  Kazu Hirata  <kazu@codesourcery.com>

	* cfgcleanup.c, config/dfp-bit.c, expr.c, fold-const.c,
	jump.c, mips-tfile.c, omp-low.c, sched-int.h,
	tree-ssa-loop-prefetch.c, tree-vrp.c: Fix comment typos.

	* tree-ssa-structalias.h (alias_info): Remove num_references.

2006-04-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.md (output_bb patterns): Shorten long branch alternatives by 4.
	(output_bvb patterns): Likewise.
	* pa.c (output_bb): Use 'bb' insn for long branch case.
	(output_bvb): Likewise use '{bvb|bb}' for long branch case.
	(output_dbra): Use '{comb|cmpb}' for long branch case for alternative
	1.  Correct length operand for alternatives 1 and 2.
	(output_movb): Use '{comb|cmpb}' for long branch case for alternatives
	1, 2 and 3.  Correct length operand for alternatives 1, 2 and 3.

2006-04-14  Roger Sayle  <roger@eyesopen.com>

	* tree-cfg.c (make_edges, make_omp_sections_edges, move_stmt_r,
	is_ctrl_altering_stmt): Reinstate RTH's changes from r112935 that
	were accidentally reverted by r112959.

2006-04-15  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26823
	* except.h (eh_region_outermost): New prototype.
	* except.c (eh_region_outermost): New function.
	* tree-cfg.c (find_outermost_region_in_block): Use it.

2006-04-14  Kazu Hirata  <kazu@codesourcery.com>

	* local-alloc.c (rest_of_handle_local_alloc): Use VEC instead
	of VARRAY.
	* reload1.c (reg_equiv_memory_loc_varray): Rename to
	reg_equiv_memory_loc_vec.  Change the type to VEC(rtx,gc) *.
	(init_reload, reload): Use VEC instead of VARRAY.
	* reload.h: Update the prototype for
	reg_equiv_memory_loc_varray.

2006-04-14  Alexey Starovoytov  <alexey.starovoytov@sun.com>
	    Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.c (emit_and_preserve): Allocate space for the
	register save area.

2005-04-13  Uros Bizjak  <uros@kss-loka.si>

	PR middle-end/27134
	* builtins.c (expand_builtin_int_roundingfn): Use expand_normal()
	to expand fallback builtin function call.

2006-04-14  Alan Modra  <amodra@bigpond.net.au>

	PR middle-end/27095
	* builtins.c: (expand_builtin_memset): Stabilize args before expansion
	and emit libcall here in case the builtin fails.
	(expand_builtin_strcmp): Always emit the libcall here on failure.

2006-04-14  Kazu Hirata  <kazu@codesourcery.com>

	* basic-block.h (REG_BASIC_BLOCK): Use VEC instead of VARRAY.
	* flow.c (reg_n_info): Change the type to
	VEC(reg_info_p,heap) *.
	* regclass.c (allocate_reg_info, free_reg_info): Use VEC
	instead of VARRAY.
	* regs.h (reg_info_p): New.
	(REG_N_REFS, REG_FREQ, REG_N_SETS, REG_N_DEATHS,
	REG_N_CALLS_CROSSED, REG_N_THROWING_CALLS_CROSSED,
	REG_LIVE_LENGTH, REGNO_FIRST_UID, REGNO_LAST_UID): Use VEC
	instead of VARRAY.

2006-04-13  Eric Botcazou  <ebotcazou@adacore.com>

	* params.def (PARAM_MAX_SCHED_READY_INSNS): New parameter,
	defaulting to 100.
	* params.h (MAX_SCHED_READY_INSNS): New macro.
	* haifa-sched.c: (queue_to_ready): Re-queue insns for the next cycle
	past MAX_SCHED_READY_INSNS during the first scheduling pass.
	(schedule_block): Delay insns past MAX_SCHED_READY_INSNS in
	the ready list for 1 cycle during the first scheduling pass.
	* doc/invoke.texi (--param): New parameter max-sched-ready-insns.

2006-04-13  Richard Henderson  <rth@redhat.com>

	PR libgomp/26651
	* gimple-low.c (lower_omp_directive): Remove dead code.
	(lower_stmt): Do nothing except for openmp, except for OMP_PARALLEL.
	* gimplify.c (gimplify_expr): Update for OMP_RETURN, OMP_CONTINUE.
	* omp-low.c (struct omp_region): Move to tree-flow.h.
	(root_omp_region): Export.
	(omp_regions, lookup_omp_region): Remove.
	(determine_parallel_type): Update for struct omp_region changes.
	(dump_omp_region): Dump regions with block numbers.
	(new_omp_region): Take type and block instead of stmt; malloc
	instead of ggc.
	(free_omp_region_1, free_omp_regions): New.
	(expand_parallel_call): Take entry_stmt as argument; update for
	changes to omp_region.
	(remove_exit_barrier): Rewrite to update OMP_RETURN_NOWAIT.
	(remove_exit_barriers): New.
	(expand_omp_parallel): Update for struct omp_region changes.
	(expand_omp_synch): Likewise.
	(expand_omp): Likewise.
	(expand_omp_for_static_nochunk): Likewise; update for OMP_CONTINUE.
	(expand_omp_for_static_chunk): Likewise.
	(expand_omp_for): Likewise.
	(expand_omp_for_generic): Likewise; emit the proper GOMP_loop_end call.
	(expand_omp_sections): Similarly, with GOMP_sections_end.
	(expand_omp_single): New.
	(build_omp_regions_1): Update for OMP_CONTINUE.
	(execute_expand_omp): Call remove_exit_barriers, free_omp_regions.
	(lower_omp_sections): Expand with OMP_CONTINUE, do not collect
	OMP_SECTIONS_SECTIONS.
	(lower_omp_single_simple): Don't emit barrier here.
	(lower_omp_single_copy): Likewise.
	(lower_omp_single): Fix bindings, and lower to straightline now.
	(lower_omp_master, lower_omp_ordered): Likewise.
	(lower_omp_critical): Likewise.
	(lower_omp_for): Likewise.  Emit OMP_CONTINUE.
	* tree-cfg.c (make_edges): Collect an omp_region tree, use it for
	omp edges, free it afterward.
	(make_omp_sections_edges): Remove.
	(is_ctrl_altering_stmt): Don't bother checking flag_openmp.
	(move_stmt_r): Handle OMP_CONTINUE.
	* tree-flow.h (struct omp_region): Move from omp-low.c.  Switch
	statement pointers to basic blocks.  Add type member.
	(root_omp_region, new_omp_region, free_omp_regions): Declare.
	* tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN, OMP_CONTINUE.
	* tree-inline.c (estimate_num_insns_1): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-operands.c (get_expr_operands): Likewise.
	* tree.def (OMP_SECTIONS): Remove OMP_SECTIONS_SECTIONS operand.
	(OMP_RETURN): Rename from OMP_RETURN_EXPR.
	(OMP_CONTINUE): New.
	* tree.h (OMP_DIRECTIVE_P): Add OMP_CONTINUE.
	(OMP_SECTIONS_SECTIONS): Remove.
	(OMP_SECTION_LAST): New.
	(OMP_RETURN_NOWAIT): New.

2006-04-13  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (native_encode_vector, native_interpret_real):
	Correct obvious mistakes in the previous check-in.

2006-04-13  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (native_encode_expr): New function to encode
	the target representation of an INTEGER_CST, REAL_CST, COMPLEX_CST
	or VECTOR_CST into a specified buffer.
	(native_encode_int): New function.
	(native_encode_real): New function.
	(native_encode_complex): New function.
	(native_encode_vector): New function.
	(native_interpret_expr): Inverse of native_encode_expr to convert
	a target representation into an INTEGER_CST, REAL_CST etc...
	(native_interpret_int): New function.
	(native_interpret_real): New function.
	(native_interpret_complex): New function.
	(native_interpret_vector): New function.
	(fold_view_convert_expr): New function to constant fold/evaluate
	a VIEW_CONVERT_EXPR of a suitable constant expression.
	(fold_unary) <VIEW_CONVERT_EXPR>: Call fold_view_convert_expr.
	Change call of build1 to fold_build1 when constructing a
	VIEW_CONVERT_EXPR.

2006-04-13  Paolo Bonzini  <bonzini@gnu.org>
	    Ulrich Weigand  <uweigand@de.ibm.com>

	PR target/27006
	* config/rs6000/rs6000.h (EASY_VECTOR_15_ADD_SELF): Require n
	to be even.

2006-04-13  Alan Modra  <amodra@bigpond.net.au>

	PR target/26459
	* config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
	optimize to lo_sum for DFmode if !TARGET_FPRS.

2006-04-12  Kazu Hirata  <kazu@codesourcery.com>

	* tree-ssa-alias.c (set_initial_properties, init_alias_info,
	delete_alias_info, compute_flow_sensitive_aliasing,
	group_aliases): Use VEC instead of VARRAY.
	* tree-ssa-structalias.c (update_alias_info): Likewise.
	* tree-ssa-structalias.h (alias_info): Change the type of
	processed_ptrs to VEC(tree,heap) *.

2006-04-12  J"orn Rennecke <joern.rennecke@st.com>

	PR target/27060
	* config/sh/lib1funcs.h: New file, broken out of:
	* config/sh/lib1funcs.asm.
	* config/sh/lib1funcs.h (DR00, DR01, DR20, DR21, DR40, DR41):
	New macros.
	* config/sh/lib1funcs.asm (udivsi3_i4): Use them.
	* config/sh/lib1funcs-Os-4-200.asm: New file.
	* config/sh/embed-elf.h (LIBGCC_SPEC): Use -lgcc-Os-4-200.
	* config/sh/t-sh (OPT_EXTRA_PARTS): New variable.
	(EXTRA_MULTILIB_PARTS): Include it.
	($(T)sdivsi3_i4i-Os-4-200.o): New rule.
	($(T)udivsi3_i4i-Os-4-200.o, $(T)libgcc-Os-4-200.a): Likewise.
	* config/sh/t-superh (EXTRA_MULTILIB_PARTS): Include OPT_EXTRA_PARTS.
	* config/sh/sh.h (OVERRIDE_OPTIONS): Recognize -mdiv=call-table for
	TARGET_SH2.

2006-04-12  Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (TREE_SSA_LIVE_H): Add vecprim.h.
	* tree-ssa-live.c (tpa_init, tpa_remove_partition, tpa_delete,
	tpa_compact, root_var_init, type_var_init): Use VEC instead of
	VARRAY.
	* tree-ssa-live.h: Include vecprim.h.
	(tree_partition_associator_d): Change the type of
	first_partition to VEC(int,heap) *.
	(tpa_first_partition): Use VEC instead of VARRAY.

	* Makefile.in (GTFILES): Move functions.h after tree.h.
	* function.c (reset_block_changes, record_block_change,
	check_block_change, free_block_changes): Use VEC instead of
	VARRAY.
	* function.h (function): Change the type of
	ib_boundaries_block to VEC(tree,gc) *.
	* tree-inline.c (copy_cfg_body): Initialize
	ib_boundaries_block to NULL instead of (varray_type) 0.

2006-04-12  Roger Sayle  <roger@eyesopen.com>

	* expr.c (emit_group_store): Correct operand order in call to
	subreg_lowpart_offset.  Always create paradoxical SUBREGs with
	a SUBREG_BYTE of zero.

2006-04-12  Richard Guenther  <rguenther@suse.de>

	* profile.c (compute_branch_probabilities): Remove code
	encapsulated in !ir_type (), which are remanents of the
	removed RTL profiling code.
	* rtl-profile.c: Remove.

2006-04-12  Alan Modra  <amodra@bigpond.net.au>

	* config/rs6000/rs6000.c (rs6000_mixed_function_arg): Update
	magic NULL_RTX comment.
	(function_arg): Store entire fp arg to mem if any part should go
	on stack.
	(rs6000_arg_partial_bytes): Adjust for above change.

2006-04-11  Roger Sayle  <roger@eyesopen.com>

	* dwarf2out.c (output_call_frame_info): Create debug_frame_section
	if it hasn't been initialized by dwarf2out_init.

2006-04-11  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>

	* pa.md (MAX_12BIT_OFFSET, MAX_17BIT_OFFSET): Define and use new
	symbolic constants in branch patterns.

2006-04-11  Roger Sayle  <roger@eyesopen.com>

	* caller-save.c: #include "addresses.h" after #include "tm_p.h".

2006-04-11  Richard Sandiford  <richard@codesourcery.com>

	PR rtl-optimization/27073
	* gcse.c (try_replace_reg): Revert last change.  Continue to search
	for both REG_EQUAL and REG_EQUIV notes, but only perform replacements
	on the former.

2006-04-11  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.c (function_arg_slotno) <BLKmode>: Handle
	aggregate types other than record and union types.
	(function_arg): Likewise.
	(function_arg_pass_by_reference): In 64-bit mode, return 0 for
	small arrays.
	(function_value): In 64-bit mode, return objects that require it
	in FP registers.

2006-04-11  Roger Sayle  <roger@eyesopen.com>

	* dwarf2out.c (premark_used_types): Remove problematic prototype.

2006-04-11  Jakub Jelinek  <jakub@redhat.com>

	* gcc.c (LINK_COMMAND_SPEC): Move link_gomp after %o.

2006-04-03  Jeff Law  <law@redhat.com>

	PR/27087
	* tree-ssa-copy.c (may_propagate_copy): Test flow sensitive
	alias information too.

2006-04-10  Mike Frysinger  <vapier@gentoo.org>

	* Makefile.in (gcc-cross): Add $(exeext) to target name.

2006-04-10  Aldy Hernandez  <aldyh@redhat.com>

	PR/21391
	* dwarf2out.c (struct die_struct): Add die_perennial_p field.
	(premark_used_types_helper): New.
	(premark_used_types): New.
	(gen_subprogram_die): Call premark_used_types.
	(prune_unused_types_walk): Do not prune perennial dies.
	* function.c (used_types_insert): New.
	* function.h (struct function): Add used_types_hash field.
	(used_types_insert): Add prototype.
	* Makefile.in (FUNCTION_H): Depend on HASHTAB_H.
	* c-parser.c (c_parser_cast_expression): Save casted types in used
	types hash table.

2006-04-11  Mark Mitchell  <mark@codesourcery.com>

	PR target/26459
	* config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Test
	rs6000_explicit_options.float_gprs.

2006-04-10  Roger Sayle  <roger@eyesopen.com>

	* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Renamed
	from ix86_expand_vector_init_low_nonzero.  Take an additional
	one_var argument indicating which element is non-zero.  Support
	one_var != 0 for V4SFmode and V4SImode by permuting the result.
	(ix86_expand_vector_init): Call ix86_expand_vector_init_one_nonzero
	with one_var instead of ix86_expand_vector_init_low_nonzero.

2006-04-10  Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (tree-into-ssa.o, tree-outof-ssa.o,
	tree-ssa-live.o, tree-ssa-alias.o, function.o, df-problems.o,
	global.o, cfglayout.o, lambda-code.o, reg-stack.o,
	build/genextract.o): Depend on vecprim.h.
	* cfglayout.c, df-problems.c, function.c, genextract.c,
	global.c, lambda-code.c, reg-stack.c, tree-into-ssa.c,
	tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Include
	vecprim.h.
	* vecprim.h: New.

2006-04-10  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (struct dw_attr_struct): Remove dw_attr_next.
	Declare VECs of this type.
	(struct die_struct): Make field die_attr a VEC of dw_attr_struct.
	(remove_children): Delete.
	(add_dwarf_attr): Use VEC routines.
	(add_AT_flag): Update for changes to add_dwarf_attr.
	(add_AT_int): Likewise.
	(add_AT_unsigned): Likewise.
	(add_AT_long_long): Likewise.
	(add_AT_vec): Likewise.
	(add_AT_string): Likewise.
	(add_AT_die_ref): Likewise.
	(add_AT_fde_ref): Likewise.
	(add_AT_loc): Likewise.
	(add_AT_loc_list): Likewise.
	(add_AT_addr): Likewise.
	(add_AT_lbl_id): Likewise.
	(add_AT_lineptr): Likewise.
	(add_AT_macptr): Likewise.
	(add_AT_offset): Likewise.
	(add_AT_range_list): Likewise.
	(get_AT): Use VEC_iterate.
	(remove_AT): Use VEC_ordered_remove.
	(free_die): Fold remove_children into here; have it use VEC_iterate.
	(print_die): Use VEC_iterate on attrs.
	(reverse_die_lists): Don't reverse attr lists.
	(die_checksum): Use VEC_iterate on attrs.
	(same_die_p): Likewise.
	(output_location_lists): Likewise.
	(build_abbrev_table): Likewise.
	(size_of_die): Likewise.
	(unmark_all_dies): Likewise.
	(output_abbrev_section): Likewise.
	(output_die): Likewise.
	(prune_unused_types_walk_attribs): Likewise.

2006-04-10  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* doc/install.texi (*-*-solaris2*): Point to the configure page.

2006-04-10  Jakub Jelinek  <jakub@redhat.com>

	PR debug/27057
	* dwarf2out.c (is_symbol_die): Return true also for namespaces.

2006-04-09  Roger Sayle  <roger@eyesopen.com>

	* expr.c (store_constructor): Don't bother clearing target if
	we're about to assign a vector to it using vec_init_optab.

2006-04-10 Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-alias.c (lhs_may_store_to): New function.
	(recalculate_used_alone): Handle LHS of calls.

2006-04-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/27034
	PR target/26508
	* config.gcc (hppa*64*-*-hpux11*): Add 'libgcc_stub.a' to extra_parts.
	* pa64-hpux.h (LIB_SPEC): Correct typo.  Don't append milli.a.
	(LINK_GCC_C_SEQUENCE_SPEC): Define.  Append milli.a here.
	(PA_CXA_FINALIZE_STUB, PA_JV_REGISTERCLASSES_STUB): Delete defines.
	(PA_INIT_FINI_HACK): Rename to PA_CRTBEGIN_HACK.
	(PA_CRTBEGIN_HACK): Ensure __do_global_ctors_aux is placed in text
	section.  Delete PA_CXA_FINALIZE_STUB and PA_JV_REGISTERCLASSES_STUB
	stubs.  Add ".align 8" directives before all ".dword" directives.
	(GTHREAD_USE_WEAK): Revise comment.
	(TARGET_ATTRIBUTE_WEAK): Define.
	* pa/t-pa64 (LIBGCCSTUB_OBJS): Add new rules for stublib.c, rfi-stub.o,
	dfi-stub.o, cxaf-stub.o and jvrc-stub.o.
	* stublib.c: New file.

	PR target/26743
	PR target/11254
	PR target/10274
	* pa.md (cbranch patterns): Revise arguments used in calls to
	output_cbranch, output_bb and output_bvd.  Add long branch length
	attributes.
	(fbranch patterns): Handle long branches.
	(jump): Revise length check.  Revise arguments for output_lbranch call.
	Add long branch length attributes.
	(decrement_and_branch_until_zero): Add long branch length attributes.
	(output_movb, output_parallel_addb and output_parallel_movb patterns):
	Likewise.  Revise arguments for output_parallel_addb and
	output_parallel_movb calls.
	* pa-protos.h (output_cbranch, output_lbranch, output_bb, output_bvb,
	output_parallel_movb and output_parallel_addb): Update prototypes.
	* pa.c (output_cbranch): Revise arguments.  Correct handling of
	nullification in long branches.
	(output_lbranch): Add new argument to control extraction of delay
	instruction.
	(output_bb): Handle long branches.
	(output_bvb, output_dbra, output_movb, output_parallel_movb,
	output_parallel_addb): Likewise.

2006-04-09  Richard Sandiford  <richard@codesourcery.com>

	PR rtl-optimization/27073
	* gcse.c (try_replace_reg): Just propagate into REG_EQUAL notes,
	not REG_EQUIVs.

2006-04-08  Daniel Berlin  <dberlin@dberlin.org>

	* tree.h (tree_memory_tag): Add old_used_alone.
	(SMT_OLD_USED_ALONE): New macro.
	* tree-ssa-alias.c (recalculate_used_alone): Stop
	marking things for renaming unnecessarily.

2006-04-08  Kazu Hirata  <kazu@codesourcery.com>

	* builtins.c, config/arm/arm.c, config/i386/cygwin.h,
	config/i386/i386.c, config/ia64/ia64.c, config/s390/fixdfdi.h,
	config/sh/sh.c, config/sh/sh.h, df-scan.c, except.c,
	haifa-sched.c, optabs.c, rtl.h, sched-deps.c, sched-int.h,
	sched-rgn.c, tree-inline.h, tree-ssa-dom.c,
	tree-ssa-loop-prefetch.c, tree-ssa-operands.c,
	tree-vect-patterns.c, tree-vrp.c: Fix comment typos.  Follow
	spelling convensions.
	* config/ia64/ia64.opt, doc/contrib.texi, doc/invoke.texi,
	doc/passes.texi, doc/tm.texi, doc/tree-ssa.texi: Fix comment
	typos.  Follow spelling conventions.

2006-04-07  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_function_arg): Structures are always
	passed on the stack.
	(m32c_init_cumulative_args): When a function returns a structure,
	always pass the pointer to that return area on the stack.
	(m32c_function_arg_advance): Don't increment the parameter number
	if we're processing the returned structure pointer.
	(pushm_info): Reverse order of registers.

2006-04-07  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-ssa-loop-niter.c (inverse, number_of_iterations_ne,
	assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
	number_of_iterations_le, number_of_iterations_cond, find_loop_niter,
	estimate_numbers_of_iterations_loop): Use build_int_cst instead of
	build_int_cst_type.
	* tree-chrec.c (chrec_fold_multiply_poly_poly,
	chrec_fold_multiply): Same.
	* tree-ssa-loop-ivopts.c (strip_offset_1, force_expr_to_var_cost,
	force_expr_to_var_cost): Same.
	* tree-mudflap.c (mf_xform_derefs_1): Same.
	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Same.

2006-04-07  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_rtx_costs) <CONST_DOUBLE>: Do not
	treat CONST_DOUBLE as INTVAL.  and64_2_operands require an extra
	insn.

2006-04-07  Jan Hubicka  <jh@suse.cz>

	* ipa-inline.c (cgraph_early_inlining): Collect garbage.

2006-04-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26135
	* tree-ssa-copy.c (stmt_may_generate_copy): Handle memory
	loads for store copy-prop.
	(copy_prop_visit_stmt): Likewise.

2006-04-05  Robert Millan  <robertmh@gnu.org>

	* config/i386/linux.h: Add a comment to mark macros that are
	being overriden in config/k*bsd-gnu.h.
	* config/kfreebsd-gnu.h: Redefine GLIBC_DYNAMIC_LINKER instead of
	DYNAMIC_LINKER.
	* config/knetbsd-gnu.h: Ditto.

2006-04-06  Jan Hubicka  <jh@suse.cz>

	PR profile/20815
	PR profile/26399
	* coverage.c (coverage_checksum_string): Reorganize loop to not read
	after buffer.

2006-04-06  Mike Stump  <mrs@apple.com>

	* builtins.c (expand_builtin_longjmp):Use #ifdef instead of #if
	for HAVE_nonlocal_goto to be consistent.
	(expand_builtin_nonlocal_goto): Likewise.
	(expand_builtin_strcmp): Use #ifdef instead of #if
	for HAVE_cmpstrnsi to be consistent.

2006-04-05  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.h (INCOMING_FRAME_SP_OFFSET): Adjust for m16c
	vs m32c.

2006-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/bfin.c (bfin_legitimate_address_p): Disallow
	got-relative addressing for anything but SImode.

	* config/bfin/lib1funcs.asm (modsi): P1/P2 can be call-clobbered
	even if the calling function doesn't modify them.

2006-04-05  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26919
	* ipa-inline.c (cgraph_decide_inlining_incrementally): Fix argument
	to cgraph_estimate_size_after_inlining.

2006-04-05  Alan Modra  <amodra@bigpond.net.au>

	* reload.c (find_dummy_reload): Fix typo in 2006-04-03 change.

2006-04-05  Sebastian Pop  <pop@cri.ensmp.fr>

	PR tree-optimization/26996
	* tree-scalar-evolution.c (analyze_scalar_evolution_1): Don't analyze
	VECTOR_TYPE variables.

2006-04-05  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26763
	* fold-const.c (fold_comparison): Move folding of
	PTR + CST CMP PTR + CST ...
	(fold_binary): ... here.  Fold only for EQ_EXPR and NE_EXPR.

2006-04-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Prerequisites): Refine some wording on
	bootstrapping and ksh.
	Move the version numbers of DejaGnu here from the testing section
	and fix casing of names.
	Fix markup and clarify wording for autogen requirements.
	Refer to GCJ instead of just java.
	Refer to SVN instead of CVS.
	Describe diffutils as useful instead of necessary.
	(Downloading the source): Refer to SVN instead of CVS.
	Adjust a link to our web site accordingly.
	(Configuration): Fix casing of Bison.
	(Building): Refer to SVN instead of CVS.
	Fix a sentence on the use of Bison and remove duplicate (and
	incorrect) version number of Bison requirement.
	Remove one redundant list of packages needed for building.
	(Specific): Avoid reference to CVS.

2006-04-04  Eric Christopher  <echristo@apple.com>

	* config/rs6000/rs6000.c (TARGET_MS_BITFIELD_LAYOUT_P): Define.
	(TARGET_USE_MS_BITFIELD_LAYOUT): Ditto.
	(rs6000_handle_struct_attribute): New.
	(rs6000_ms_bitfield_layout_p): Ditto.

2006-04-04  Geoffrey Keating  <geoffk@apple.com>

	* config/darwin-crt3.c (atexit): Pass &__dso_handle rather than
	NULL for dso parameter to atexit_common.

2006-04-04  Eric Christopher  <echristo@apple.com>

	* config/i386/i386.c (machopic_output_stub): Output \t
	between instructions and operands.

2006-04-04  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (num_insns_constant_wide): Change
	satisfies_constraint_[IL] to explicit tests on value.

2006-04-04  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
	set_nb_iterations_in_loop): Use build_int_cst instead of
	build_int_cst_type.
	* tree-data-ref.c (can_use_analyze_subscript_affine_affine): Use
	build_int_cst instead of convert.

2006-04-04  Carlos O'Donell  <carlos@codesourcery.com>

	* doc/tm.texi (TARGET_STRUCT_VALUE_RTX): Document
	new value 2 for incoming.
	* function.c (expand_function_start): Call struct_value_rtx
	with incoming as 2.
	* config/sparc/sparc.md: Comment updated_return.
	* config/sparc/sparc.opt: Add -mstd-struct-return option.
	* config/sparc/sparc.c (sparc_struct_value_rtx): Use standard
	struct return if sparc_std_struct_return and incoming is 2.
	(print_operand): Do not adjust return if
	sparc_std_struct_return.

2006-04-04  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (fold_builtin_sprintf): Use fold_convert instead of
	convert in the middle-end.
	* expr.c (store_expr, store_constructor, get_inner_reference,
	expand_expr_real_1, string_constant, try_casesi, try_tablejump):
	Likewise.
	* tree.c (build_range_type): Likewise.

2006-04-04  Tom Tromey  <tromey@redhat.com>

	* doc/install.texi (Prerequisites): Mention jar.

2006-04-04  Daniel Berlin  <dberlin@dberlin.org>

	* doc/tree-ssa.texi (Preserving the virtual ssa form): New
	subsection.

2006-04-04  Matthias Klose  <doko@debian.org>

	* Makefile.in (unprotoize.o): Same dependencies as for protoize.o.
	* Makefile.in (s-macro_list): Conform to POSIX rules in single quoted
	strings.

2006-04-03  Geoffrey Keating  <geoffk@apple.com>

	* doc/extend.texi (Function Attributes): Rewrite visibility
	attribute documentation.
	* doc/invoke.texi (C++ Dialect Options): Rewrite
	-fvisibility-inlines-hidden documentation to describe something
	entirely different, although in practise compatible.
	(Code Gen Options): Warn about system headers in -fvisibility=
	documentation.

	* doc/extend.texi (Other Builtins): Document that
	__builtin_nan is a compile-time constant only when its argument
	is valid.

2006-04-03  Adam Nemet  <anemet@caviumnetworks.com>

	* simplify-rtx.c (simplify_unary_operation_1) <TRUNCATE>: When
	trying to remove TRUNCATE check if all bits outside the new mode
	are identical to the sign bit.

2006-04-03  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (propagate_rhs_into_lhs): Avoid useless folding
	and operand scanning in some common cases.

2006-04-03  Paolo Bonzini  <bonzini@gnu.org>
	    Dale Johannesen  <dalej@apple.com>

	PR target/19653
	* regclass.c (struct reg_pref): Update documentation.
	(regclass): Set prefclass to NO_REGS if memory is the best option.
	(record_reg_classes): Cope with a prefclass set to NO_REGS.
	* reload.c (find_reloads): Take PREFERRED_OUTPUT_RELOAD_CLASS
	into account.  For non-registers, equate an empty preferred
	reload class to a `!' in the constraint; move the if clause to
	do so after those that reject the insn.
	(push_reload): Allow PREFERRED_*_RELOAD_CLASS to liberally
	return NO_REGS.
	(find_dummy_reload): Likewise.
	* doc/tm.texi (Register Classes): Document what it means
	if PREFERRED_*_RELOAD_CLASS return NO_REGS.
	* config/i386/i386.c (ix86_preferred_reload_class): Force
	using SSE registers (and return NO_REGS for floating-point
	constants) if math is done with SSE.
	(ix86_preferred_output_reload_class): New.
	* config/i386/i386-protos.h (ix86_preferred_output_reload_class): New.
	* config/i386/i386.h (PREFERRED_OUTPUT_RELOAD_CLASS): New.
	* config/i386/i386.md: Remove # register preferences.

2006-04-02  Sebastian Pop  <pop@cri.ensmp.fr>

	PR bootstrap/26992
	* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
	chrec_is_positive, set_nb_iterations_in_loop): Use a variable for
	the type of nb_iter.
	(instantiate_parameters_1): Convert the operands before calling
	chrec_fold_minus, chrec_fold_plus, or chrec_fold_multiply.
	* tree-data-ref.c (can_use_analyze_subscript_affine_affine): Same.

2006-04-02  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (dummy_object): Use build_int_cst instead of convert.
	* tree-ssa-ccp.c (maybe_fold_stmt_addition): Use fold_convert
	instead of convert.
	* dojump.c (do_jump): Likewise.
	* expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE, ARGS_SIZE_TREE): Likewise.
	* gimplify.c (gimple_boolify, gimplify_init_constructor,
	gimplify_boolean_expr): Likewise.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
	* varasm.c (array_size_for_constructor): Likewise.
	* tree-object-size.c (compute_object_offset): Likewise.

2006-04-02  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26977
	* expr.c (emit_group_store): Check whether simplify_gen_subreg returns
	NULL_RTX, indicating it couldn't create a valid paradoxical subreg.

2006-04-02  Sebastian Pop  <pop@cri.ensmp.fr>

	PR tree-optimization/26939
	* tree-chrec.c (chrec_merge): Use eq_evolutions_p.

2006-04-02  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-scalar-evolution.c (add_to_evolution_1): Pass an extra argument
	at_stmt.  Convert the type of operands before calling
	build_polynomial_chrec.
	(add_to_evolution): Pass an extra argument at_stmt.  Adjust the call to
	add_to_evolution_1.
	(follow_ssa_edge_in_rhs): Adjust call to add_to_evolution.
	(instantiate_parameters_1): Convert the type of operands before calling
	build_polynomial_chrec.
	* tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
	chrec_fold_multiply_poly_poly, chrec_replace_initial_condition,
	reset_evolution_in_loop): Insert asserts to check the types of the
	operands.
	(chrec_type): Moved...
	(eq_evolutions_p): Use operand_equal_p.
	* tree-chrec.h (build_polynomial_chrec): Insert an assert to check
	the types of the operands.
	(chrec_type): ...here.
	* tree-data-ref.c (create_data_ref): Convert the operands before
	calling chrec_replace_initial_condition.
	(same_access_functions, analyze_subscript_affine_affine,
	analyze_miv_subscript, all_chrecs_equal_p): Use eq_evolutions_p.
	(compute_subscript_distance, analyze_ziv_subscript,
	analyze_siv_subscript_cst_affine, compute_overlap_steps_for_affine_1_2,
	analyze_miv_subscript): Convert the operands before calling
	chrec_fold_minus or chrec_fold_plus.

2006-04-02  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-data-ref.c (compute_all_dependences): Use a pointer to
	the dependence_relations vector.
	(compute_data_dependences_for_loop): Adjust call to
	compute_all_dependences.

2006-04-01  Roger Sayle  <roger@eyesopen.com>
	    Richard Henderson  <rth@redhat.com>

	* gimplify.c (gimplify_scan_omp_clauses) <OMP_CLAUSE_IF>: Call
	gimple_boolify on the condition before calling gimplify_expr.

2006-03-31  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa/lib1funcs.asm: Rename abi_entry/abi_return macros
	to leaf_entry/leaf_return.  Change leaf_entry to add 16 bytes to
	the frame size.  Update to use the new macros.
	* config/xtensa/ieee754-sf.S: Use new leaf_entry/leaf_return macros.
	* config/xtensa/ieee754-df.S: Likewise.

2006-03-31  Richard Henderson  <rth@redhat.com>

	* tree-cfg.c (make_ctrl_stmt_edges, make_exit_edges): Merge into...
	(make_edges): ... here.  Control fallthru creation with a local
	variable.  Do not play with fake edges.
	(make_omp_sections_edges): Don't set EDGE_ABNORMAL.
	(make_goto_expr_edges): Don't play with fake edges.  Make for_call
	a boolean.

2006-04-01  Joseph S. Myers  <joseph@codesourcery.com>

	* dwarf2.h (DW64_CIE_ID): Define.
	* dwarf2out.c (DWARF_CIE_ID): Define.
	(output_call_frame_info): Output 0xffffffff before standard 8-byte
	length header.  Use DWARF_CIE_ID.
	(value_format): Use DW_FORM_data4 or DW_FORM_data8 for
	dw_val_class_loc_list depending on DWARF_OFFSET_SIZE.

2006-03-31  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/linux-atomic.asm: New file.
	* config/sh/t-linux (LIB2FUNCS_EXTRA): Add linux-atomic.asm.

2006-03-31  DJ Delorie  <dj@redhat.com>

	* config/m32c/cond.md: Set condition flags properly throughout.
	* config/m32c/minmax.md: Likewise.
	* config/m32c/prologue.md: Likewise.
	* config/m32c/bitops.md: Likewise.
	* config/m32c/muldiv.md: Likewise.
	* config/m32c/mov.md: Likewise.
	* config/m32c/addsub.md: Likewise.
	* config/m32c/m32c.md: Likewise.
	* config/m32c/jump.md: Likewise.
	* config/m32c/shift.md: Likewise.

	* config/m32c/cond.md (cmp<mode>): Call m32c_output_compare to
	conditionally output the pattern for this.
	* config/m32c/m32c.c (flags_needed_for_conditional): New.
	(m32c_compare_redundant): New.
	(m32c_output_compare): New.
	* config/m32c/m32c-protos.h (m32c_output_compare): New.

	* config/m32c/m32c.c (m32c_prepare_shift): Fix logic to clobber
	dest, not src.  Allow other 4-byte modes.

2006-03-30  Denis Chertykov  <denisc@overta.ru>

	* doc/md.texi: Refer to avr/constraints.md instead of
	avr/avr.h.

2006-03-30  Roger Sayle  <roger@eyesopen.com>

	* expr.c (emit_group_store): Make BYTEPOS a HOST_WIDE_INT to
	signed vs. unsigned comparison failures on some hosts.

2006-03-31  Alan Modra  <amodra@bigpond.net.au>

	PR target/26459
	* config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Limit 2003-12-08
	change to FLOAT_REGS.

	* config/rs6000/rs6000.c (rs6000_explicit_options): Add ieee.
	(rs6000_override_options): Use it.
	(rs6000_handle_option): Set it.  Set rs6000_explicit_options.abi
	only for -mabi=spe/no-spe and -mabi=altivec.

2006-03-30  Geoffrey Keating  <geoffk@apple.com>

	* config/darwin.h (LINK_COMMAND_SPEC): Don't try to protect %S with
	!Zdynamiclib.

2006-03-30  Carlos O'Donell  <carlos@codesourcery.com>

	* Makefile.in: Rename docdir to gcc_docdir.

2006-03-30  Roger Sayle  <roger@eyesopen.com>

	PR target/17959
	* expr.c (emit_group_store): Optimize group stores into a pseudo
	register by using a paradoxical subreg to initialize the destination
	if the first or last member of the group specifies a "low part".

2006-03-30  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	PR target/26734
	* rtl.def (DEPS_LIST): Change type of the second operand to 'int'.
	* target.h (struct gcc_target.speculate_insn): Change type of the
	second parameter to 'int'.
	* lists.c (alloc_DEPS_LIST): Change signature.  Update reference to
	the second operand of the DEPS_LIST.
	(copy_DEPS_LIST_list): Update reference	to the second operand of the
	DEPS_LIST.
	* rtl.h (alloc_DEPS_LIST): Update signature.
	* sched-int.h (ds_t): Change typedef to 'int'.
	(DEP_STATUS, BITS_PER_DEP_STATUS): Update.

2006-03-30  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* haifa-sched.c (try_ready): Change condition to restore
	non-speculative pattern	of the instruction.
	(process_insn_depend_be_in_spec): Code to keep probability of the
	speculative dependence non-decreasing.

2006-03-30  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin.c (single_move_for_strmov): Renamed to...
	(single_move_for_movmem): ... this. Also change all uses.
	(bfin_expand_strmov): Renamed to...
	(bfin_expand_movmem): ... this. Also change all uses.
	* config/bfin/bfin.md (movstrsi): Renamed to...
	(movstrsi): ...this.

2006-03-30  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-optimization/26830

	* tree-ssa-copy.c (copy_prop_visit_assignment): Do not check loop depth.
	(copy_prop_visit_stmt): Remove write-only variable ann.
	(init_copy_prop): Check variable loop depth here.  Do not simulate
	memory-tag and virtual operand PHIs except for store copy prop.

2006-03-30  Richard Guenther  <rguenther@suse.de>

	* config/i386/i386.c: Remove builtins for SSE2 ABI intrinsic
	variants with double arguments.

2006-03-29  David Edelsohn  <edelsohn@gnu.org>

	* genpreds.c (write_tm_constrs_h): Delete variable p.
	* genconditions.c (write_header): Add tm-constrs.h to included
	headers.
	* genpeep.c (main): Add toplev.h to included headers.
	* Makefile.in (build/gencondmd.o): Add tm-constrs.h dependency.
	(build/genpeep.o): Add toplev.h dependency.
	* config/rs6000/constraints.md: Add "W" constraint.

2006-03-29  Roger Sayle  <roger@eyesopen.com>

	* stor-layout.c (mode_for_size_tree): Remove restiction on type
	sizes by correctly testing whether the size fits a host integer.
	(initialize_sizetypes): Use set_min_and_max_values_for_integral_type
	to correctly set TYPE_MIN_VALUE and TYPE_MAX_VALUE to the full
	SImode range for the default sizetype and bitsizetype.

2006-03-29  Roger Sayle  <roger@eyesopen.com>

	* convert.c (convert_to_pointer): Preserve the TREE_OVERFLOW
	and TREE_CONSTANT_OVERFLOW bits of the argument.  Return
	quickly if the argument is already of the correct type.
	Call fold_build1 instead of build1.  Tidy up blank lines.

2006-03-29  David Edelsohn  <edelsohn@gnu.org>

	* genemit.c (main): Add tm-constrs.h to included headers.
	* genoutput.c (output_prologue): Add tm-constrs.h to included headers.
	* genpeep.c (main): Add tm-constrs.h to included headers.
	* genpreds.c (write_satisfies_constraint_fns): Rename to ...
	(write_tm_constrs_h): this and write complete file.
	(write_tm_preds_h): Do not emit satisfies_constraint fns.
	(write_insn_preds_c): Add tm-constrs.h to included headers.
	(gen_constrs): New variable.
	(parse_option): Parse "-c".
	(main): Invoke write_tm_constrs_h.
	* genrecog.c (write_header): Add tm-constrs.h to included headers.
	* Makefile.in (STAGECOPYSTUFF): Add tm-constrs.h.
	(object_out_file): Add tm-constrs.h dependency.
	(insn-emit.o): Same.
	(insn-output.o): Same.
	(insn-peep.o): Same.
	(insn-preds.o): Same.
	(insn-recog.o): Same.
	(tm-constsr.h): New target.
	(s-constrs-h): New target.

	* config/rs6000/constraints.md: New file.
	* config/rs6000/rs6000.c: Include tm-constrs.h.
	(num_insn_constant_wide): Convert to satisfies_constraint.
	(rs6000_rtx_costs): Convert to satisfies_constraint.
	* config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Delete.
	(CONST_OK_FOR_LETTER_P): Delete.
	(CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
	(EXTRA_CONSTRAINT): Delete.
	(EXTRA_MEMORY_CONSTRAINT): Delete.
	(EXTRA_ADDRESS_CONSTRAINT): Delete.
	* config/rs6000/predicates.md: Convert to satisfies_constraint.
	* config/rs6000/rs6000.md: Include constraints.md.  Convert to
	satisfies_constraint.

	* config/i386/i386.c: Include tm-constrs.h.

2006-03-29  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-loop-linear.c (compute_data_dependences_for_loop): Adjust calls.
	* tree-data-ref.c (find_data_references_in_loop,
	compute_data_dependences_for_loop): Use pointers to VEC.
	(analyze_all_data_dependences): Adjust calls.
	* tree-data-ref.h (find_data_references_in_loop,
	compute_data_dependences_for_loop): Adjust declarations.
	* tree-vect-analyze.c (vect_analyze_data_refs): Adjust call to
	compute_data_dependences_for_loop.

2006-03-29  Paul Brook  <paul@codesourcery.com>

	* config/arm/vfp.md (movsf_vfp): Disparage w<->r alternatives.
	(movdf_vfp): Ditto.

2006-03-29  Sebastian Pop  <pop@cri.ensmp.fr>

	PR tree-optimization/26859
	* tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Avoid
	division by zero.
	(convert_step): Remove TREE_OVERFLOW and TREE_CONSTANT_OVERFLOW flags
	for the step after fold_convert.

2006-03-29  Paul Brook  <paul@codesourcery.com>

	* reload1.c (choose_reload_regs): Check for all RTX_AUTOINC operators.
	(inc_for_reload): Handle PRE_MODIFY and POST_MODIFY addresses.

2006-03-29  Paul Brook  <paul@codesourcery.com>

	PR middle-end/23623
	* targhooks.c (default_narrow_bitfield): New fuction.
	* targhooks.h (default_narrow_bitfield): add prototype.
	* target.h (gcc_target): Add narrow_volatile_bitfield.
	* target-def.h (TARGET_NARROW_VOLATILE_BITFIELD): Define.
	* stor-layout.c (get_best_mode): Use targetm.narrow_volatile_bitfield.
	* doc/tm.texi: Document TARGET_NARROW_VOLATILE_BITFIELDS.
	* config/arm/arm.c (TARGET_NARROW_VOLATILE_BITFIELD): Define.

2006-03-29  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config.gcc (s390-*-linux-*, s390x-*-linux*): Add t-dfprules to
	tmake_file.
	* config/s390/s390.c (S390_scalar_mode_supported_p): New function.
	(NR_C_MODES): Add TDmode, DDmode and SDmode.
	(s390_output_pool_entry, ): Accept MODE_DECIMAL_FLOAT.
	(s390_hard_regno_mode_ok): Disallow TDmode in integer regs.
	(s390_function_arg_float): Allow SDmode and DDmode values to be
	passed in floating point registers.
	(s390_function_arg_integer, s390_function_value): Replace MODE_FLOAT
	check with SCALAR_FLOAT_MODE_P.
	(TARGET_SCALAR_MODE_SUPPORTED_P): Define target macro.

2006-03-28  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/25985
	* tree-ssa-loop-niter.c (number_of_iterations_le,
	number_of_iterations_ne): Make comments more precise.
	(number_of_iterations_cond): Add only_exit argument.  Use the
	fact that signed variables do not overflow only when only_exit
	is true.
	(loop_only_exit_p): New.
	(number_of_iterations_exit): Pass result of loop_only_exit_p to
	number_of_iterations_cond.

2006-03-28  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/26643
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not handle
	bit_field_refs.

2006-03-28  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.md (udivsi3_i4_int): Clobber MACH_REG and MACL_REG.
	(divsi3_i4_int): Likewise.

2006-03-28  Roger Sayle  <roger@eyesopen.com>

	* expr.c (emit_group_store): Only create a new pseudo reg if the
	quantity it needs to hold isn't already a suitable pseudo.

2006-03-28  Jeff Law  <law@redhat.com>

	* timevar.def (TV_TREE_PHI_CPROP): New timevar.
	* tree-ssa-dom.c (pass_phi_only_cprop): Use it.

2006-03-28  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_binary) <BIT_XOR_EXPR>: Fold (X & Y) ^ Y as
	the equivalent ~X & Y, and the symmetry related transformations.
	(fold_binary) <BIT_AND_EXPR>: Similarly, fold (X ^ Y) & Y as
	~X & Y, and symmetry related transforms.

2006-03-28  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	Revert my 2006-03-27 patches.

2006-03-28  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_unary) <NOP_EXPR>: Fold (T1)(~(T2)X) as
	~(T1)X, when T1 and T2 are integer types of the same precision
	and (T2)X isn't an extension.

2006-03-28  Jeff Law  <law@redhat.com>

	PR tree-optimization/26796
	* tree-ssa-dom.c (propagate_rhs_into_lhs): Queue blocks which
	need EH edge cleanups rather than purging them immediately.
	(eliminate_degenerate_phis): Handle queued EH cleanups.

2006-03-28  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-alias.c (create_sft): Initially inherit TREE_ADDRESSABLE
	from parent_var.

2006-03-27  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/22524
	* fold-const.c (fold_binary) <MINUS_EXPR>: Call fold_convert to
	cast BIT_NOT_EXPR operand to the correct type.

2006-03-27  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-loop-linear.c: Don't include varray.h.
	(gather_interchange_stats, try_interchange_loops,
	linear_transform_loops): Use VEC instead of VARRAY.
	* lambda-mat.c: Don't include varray.h.
	* tree-chrec.c: Same.
	* lambda-trans.c: Same.
	* tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): Use
	VEC instead of VARRAY.
	* tree-vectorizer.h: Idem.
	* tree-data-ref.c (dump_data_references,
	dump_data_dependence_relations, dump_dist_dir_vectors, dump_ddrs,
	initialize_data_dependence_relation, finalize_ddr_dependent,
	compute_all_dependences, find_data_references_in_loop,
	compute_data_dependences_for_loop, analyze_all_data_dependences,
	free_dependence_relation, free_dependence_relations,
	free_data_refs): Idem.
	* tree-data-ref.h (data_reference_p, subscript_p): New.
	(data_dependence_relation, DDR_SUBSCRIPT, DDR_NUM_SUBSCRIPTS): Use
	VEC instead of VARRAY.
	(DDR_SUBSCRIPTS_VECTOR_INIT): Removed.
	(find_data_references_in_loop, compute_data_dependences_for_loop,
	dump_ddrs, dump_dist_dir_vectors, dump_data_references,
	dump_data_dependence_relations, free_dependence_relations,
	free_data_refs): Adjust declaration.
	(lambda_transform_legal_p): Move declaration here...
	* tree-vect-analyze.c (vect_analyze_data_ref_dependences,
	vect_compute_data_refs_alignment, vect_verify_datarefs_alignment,
	vect_enhance_data_refs_alignment, vect_analyze_data_ref_accesses,
	vect_analyze_data_refs): Use VEC instead of VARRAY.
	* lambda.h (lambda_transform_legal_p): ...from here.
	* lambda-code.c (lambda_transform_legal_p): Use VEC instead of VARRAY.
	* tree-vect-transform.c (vect_update_inits_of_drs): Idem.
	* Makefile.in (tree-loop-linear.o, lambda-mat.o, lambda-trans.o,
	tree-chrec.o): Don't depend on VARRAY_H.

2006-03-27  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* rtl.def (Copyright): Update date.
	(DEPS_LIST): Change type of the second operand to 'int'.
	* target.h (Copyright): Update date.
	(struct gcc_target.speculate_insn): Change type of the second parameter
	to 'int'.
	* lists.c (Copyright): Update date.
	(alloc_DEPS_LIST): Change signature.  Update reference to the second
	operand of the DEPS_LIST.
	(copy_DEPS_LIST_list): Update reference	to the second operand of the
	DEPS_LIST.
	* rtl.h (Copyright): Update date.
	(alloc_DEPS_LIST): Update signature.
	* sched-int.h (Copyright): Update date.
	(ds_t): Change typedef to 'int'.
	(DEP_STATUS, BITS_PER_DEP_STATUS): Update.

2006-03-27  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* haifa-sched.c (Copyright): Update date.
	(try_ready): Change condition to restore non-speculative pattern
	of the instruction.
	(process_insn_depend_be_in_spec): Code to keep probability of the
	speculative dependence non-decreasing.

2006-03-27  Bernd Schmidt  <bernd.schmidt@analog.com>

	* regrename.c (replace_oldest_value_addr): Initialize a variable to
	shut up the compiler.

2006-03-27  J"orn Rennecke <joern.rennecke@st.com>

	* config/sh/t-sh ($(T)libic_invalidate_array_4-100.a): Fix rule
	to use lib prefix for target.
	($(T)libic_invalidate_array_4-200.a): Likewise.
	($(T)libic_invalidate_array_4a.a): Likewise.

2006-03-27  Andrew Stubbs <andrew.stubbs@st.com>
	    J"orn Rennecke <joern.rennecke@st.com>

	* superh.opt: New file.
	* sh.c (boardtype, osruntime): Remove.
	* superh.h (SUBTARGET_OPTIONS): Remove.
	* config.gcc (sh*-superh-elf): Add sh/superh.opt to extra_options.

	* config.gcc (sh*-*-*): Don't use c-c ranges for tr.  Quote sed
	arguments with ^ and/or [].

	* config.gcc (sh-*-*): Add quoting to account for quirk of
	Solaris /bin/sh.
	Replace == with = in enable_incomplete_targets test.

	* config/sh/superh.h (SUBTARGET_LINK_SPEC): Replace LITTLE_ENDIAN_BIT
	with MASK_LITTLE_ENDIAN.

	* config.gcc (sh*-superh-elf): Add sh/superh.h to tm_file.
	* config/sh/sh.opt: Added to some comments.
	* config/sh/superh.h: Removed some chaff.

	* config/sh/sh.opt: Add m4-[1234]00* options.
	* config/sh/sh.c (sh_handle_option): Likewise.
	* config/sh/t-sh (IC_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Define.
	(ic_invalidate_array_4-100.o): New rule.
	($(T)libic_invalidate_array_4-100.a): Likewise.
	(ic_invalidate_array_4-200.o): Likewise.
	($(T)libic_invalidate_array_4-200.a): Likewise.
	(ic_invalidate_array_4a.o): Likewise.
	($(T)libic_invalidate_array_4a.a): Likewise.
	* config/sh/t-elf (EXTRA_MULTILIB_PARTS): Add IC_EXTRA_PARTS.
	* config/sh/embed-elf.h (LIBGCC_SPEC): Add clauses for m4-100*,
	m4-200*, and m4a*.
	* config/sh/crt1.asm: Merged in profiling code.
	* config/sh/superh.h (STARTFILE_SPEC): Override.
	* config/sh/t-superh: Override EXTRA_MULTILIB_PARTS.
	Add rules for $(T)crt1-mmu.o, $(T)gcrt1-mmu.o and $(T)gcrt1.o.
	* config.gcc (sh*-superh-elf): Add t-superh to tmake_file.

	* t-sh (MULTILIB_MATCHES): Add sh4-[1245]00* variants.
	* config/sh/t-superh: Removed now-redundant MULTILIB_OPTIONS /
	MULTILIB_DIRNAMES / MULTILIB_MATCHES settings.

	* sh.opt (mpretend-cmove): New option.
	* sh.h (OPERRIDE_OPTIONS): Switch it off if not TARGET_SH1.
	* sh.md (movsicc_t_false, movsicc_t_tru): New patterns.
	(movsicc): Add TARGET_PRETEND_CMOVE code.

2006-03-27  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390-protos.h (s390_hard_regno_mode_ok,
	s390_class_max_nregs): New function prototypes.
	* config/s390/s390.c (REGNO_PAIR_OK): New macro.
	(s390_hard_regno_mode_ok, s390_class_max_nregs): New functions.
	* config/s390/s390.h (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK,
	CLASS_MAX_NREGS): Macro bodies replaced by function calls.

2006-03-26  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (add_location_or_const_value_attribute): Call
	tree_add_const_value_attribute if nothing else works.
	(reference_to_unused): New.
	(rtl_for_decl_init): Use reference_to_unused to decide whether
	to output an initializer.

2006-03-27  Alan Modra  <amodra@bigpond.net.au>

	PR target/26459
	* config/rs6000/rs6000.md (DF reg move peephole): Prevent
	peephole removing spe frob_di_df_2.

2006-03-26  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-data-ref.c: Rename DDR_SIZE_VECT to DDR_NB_LOOPS.
	(subscript_dependence_tester_1): Declared.
	(print_dir_vectors, print_dist_vectors): New.
	(debug_data_dependence_relation): New.
	(dump_data_dependence_relation): Print more details.
	(initialize_data_dependence_relation): Initialize DDR_LOOP_NEST.
	(analyze_subscript_affine_affine): Don't ICE when gcd_alpha_beta is 0.
	(save_dist_v, save_dir_v, add_outer_distances,
	build_classic_dist_vector_1): New.
	(build_classic_dist_vector): Rewrite to work on DDR_LOOP_NEST.
	Don't test for lambda_vector_lexico_pos.
	(same_access_functions, add_multivariate_self_dist,
	add_other_self_distances, dir_from_dist): New.
	(build_classic_dir_vector): Replace implementation almost identical to
	build_classic_dist_vector with a walk of DDR_DIST_VECTS with a call to
	dir_from_dist.
	(subscript_dependence_tester_1): New.
	(subscript_dependence_tester): Handle the lexicographically negative
	distance vectors by recomputing the dependence relation.
	(compute_affine_dependence): Remove parameter loop_nest_depth.
	(compute_self_dependence): Don't call compute_subscript_distance.
	(compute_all_dependences): Remove parameters nb_loops, loop_nest_depth.
	Add a parameter for the loop_nest.
	(find_loop_nest_1, find_loop_nest): New.
	(compute_data_dependences_for_loop): Compute the loop nest, and give
	up if the nest is not well formed.
	* tree-data-ref.h (loop_p): New.
	(struct data_dependence_relation): Replace size_vect field with
	loop_nest, a vec of loops.
	(DDR_SIZE_VECT): Renamed DDR_NB_LOOPS.
	(DDR_LOOP_NEST): New.
	(print_dir_vectors, print_dist_vectors,
	debug_data_dependence_relation): Declared.
	(index_in_loop_nest): New.
	* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Use
	DDR_LOOP_NEST and index_in_loop_nest to determine the dependence
	distance.

2006-03-25  Adam Nemet  <anemet@caviumnetworks.com>

	* simplify-rtx.c (simplify_relational_operation): Call
	simplify_relational_operation_1 even if mode is VOIDmode.

2006-03-25  Daniel Berlin  <dberlin@dberlin.org>

	PR tree-optimization/26804
	* tree.h (DECL_CALL_CLOBBERED): New macro.
	(tree_decl_common): Add call_clobbered_flag.
	* tree-flow-inline.h (is_call_clobbered): Use DECL_CALL_CLOBBERED.
	(mark_call_clobbered): Set DECL_CALL_CLOBBERED.
	(clear_call_clobbered): Clear DECL_CALL_CLOBBERED.
	(mark_non_addressable): Ditto.
	* tree-ssa.c (verify_call_clobbered): New function.
	(verify_alias_info): Use it.
	* tree-pass.h (pass_reset_cc_flags): New prototype.
	* tree-ssa-alias.c (pass_reset_cc_flags): New structure.
	(reset_cc_flags): New function.
	* passes.c (init_optimization_passes): Call reset_cc_flags after
	initializing referenced_vars.

2006-03-25  Uros Bizjak  <uros@kss-loka.si>
	    Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26717
	* fold-const.c (fold_binary) [RDIV_EXPR]: Do not optimize A / A
	to 1.0 for non-real operands. Implement A / A optimization for
	complex operands.

2006-03-25  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (size_cost): Correct the comment for
	cost of storing fp registers.
	(i386_cost): Likewise.
	(i486_cost): Likewise.
	(pentium_cost): Likewise.
	(pentiumpro_cost): Likewise.
	(k6_cost): Likewise.
	(athlon_cost): Likewise.
	(k8_cost): Likewise.
	(pentium4_cost): Likewise.
	(nocona_cost): Likewise.
	(generic64_cost): Likewise.
	(generic32_cost): Likewise.

2006-03-24  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr-protos.h (extra_constraint): Delete.
	(extra_constraint_Q): New declaration.
	* config/avr/constraints.md: New file.
	* config/avr/avr.md: Include it.
	(REG_X, REG_Y, REG_Z, REG_W): New constants.
	(TMP_REGNO, ZERO_REGNO): Likewise.
	(UNSPEC_STRLEN, UNSPEC_INDEX_JMP): Likewise.
	* config/avr/avr.c (avr_reg_class_from_letter): Delete.
	(extra_constraint): Delete.
	(extra_constraint_Q): Test for memory constraint 'Q'.
	* config/avr/avr.h (REG_X,REG_Y,REG_Z,REG_W): Delete.
	(REG_CLASS_FROM_LETTER): Delete.
	(CONST_OK_FOR_LETTER_P): Delete.
	(CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
	(EXTRA_CONSTRAINT): Delete.
	(TMP_REGNO): Delete.
	(ZERO_REGNO): Delete.

2006-03-24  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (propagate_rhs_into_lhs): Don't call update_stmt
	directly.  Call mark_new_vars_to_rename slightly earlier.

2006-03-24  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (is_c_family): Understand new DWARF3 language types.
	(is_cxx): Likewise.
	(gen_compile_unit_die): Use new language types for Objective-C and
	Objective-C++.
	(dwarf2out_decl): Use is_cxx rather than testing explicitly against
	DW_LANG_C_plus_plus.

	PR 26793
	* config/t-darwin (crt3.o): Work around bug 26840.
	* config/darwin-crt3.c: Rewrite.
	* config/darwin.h (STARTFILE_SPEC): Don't use -l for crt3.o.

2006-03-24  Carlos O'Donell  <carlos@codesourcery.com>

	* doc/invoke.texi: Document -femit-class-debug-always
	* common.opt: Add -femit-class-debug-always.

2006-03-24  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.c (s390_decompose_address): Allow SImode for
	index and base register.
	(s390_expand_plug_operand, legitimate_address_p, preferred_la_operand_p,
	print_operand_address, print_operand): Replaced REG_OK_FOR_BASE_STRICT_P
	with REGNO_OK_FOR_BASE_P and REG_OK_FOR_INDEX_STRICT_P with
	REGNO_OK_FOR_INDEX_P.
	* config/s390/s390.h (REGNO_OK_FOR_INDEX_P): Replaced check with
	ADDR_REGNO_P.
	(REG_OK_FOR_INDEX_NONSTRICT_P, REG_OK_FOR_BASE_NONSTRICT_P,
	REG_OK_FOR_INDEX_STRICT_P, REG_OK_FOR_BASE_STRICT_P, REG_OK_FOR_INDEX_P,
	REG_OK_FOR_BASE_P): Definitions removed.

2006-03-24  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26611
	* gimplify.c (gimplify_bind_expr): Only call omp_add_variable on
	non-global variables that don't have DECL_SEEN_IN_BIND_EXPR_P bit
	set yet or weren't marked as local yet.

2006-03-24  Bernd Schmidt  <bernd.schmidt@analog.com>

	* regrename.c (scan_rtx_address): Initialize a variable to shut up
	the compiler.

2006-03-24  Eric Botcazou  <ebotcazou@adacore.com>

	* config/rs6000/rs6000-protos.h (rs6000_offsettable_memref_p): Declare.
	(rs6000_legitimate_small_data_p): Delete.
	* config/rs6000/rs6000.c (rs6000_offsettable_memref_p): New predicate.
	(rs6000_legitimate_small_data_p): Rename to legitimate_small_data_p
	and make static.  Add forward declaration.  Update uses.
	(rs6000_split_multireg_move): Use rs6000_offsettable_memref_p instead
	of offsettable_memref_p.
	* config/rs6000/rs6000.md (movdf_hardfloat32): Revert 2005-08-23 fix.
	Use rs6000_offsettable_memref_p instead of a less accurate predicate.

2006-03-24  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (propagate_rhs_into_lhs): Temporarily work
	around bug in immediate-use iterator.

2006-03-24  Alan Modra  <amodra@bigpond.net.au>

	PR target/26607
	* config/rs6000/darwin-ldouble.c: Don't compile when __NO_FPRS__
	or __LITTLE_ENDIAN__.

2006-03-23  J"orn Rennecke <joern.rennecke@st.com>

	* config/sh/divtab-sh4.c, config/sh/divcost-analysis: New files.
	* config/sh/lib1funcs.asm (div_table): Add !__SH5__ variant.
	* config/sh/t-sh (LIB1ASMFUNCS): Add _div_table.
	* config/sh/sh.opt (mdiv=): Amend description.
	* config/sh/sh.h (TARGET_DIVIDE_CALL_DIV1): New macro.
	(TARGET_DIVIDE_CALL_FP, TARGET_DIVIDE_CALL_TABLE): Likewise.
	(sh_divide_strategy_e): Add new members SH_DIV_CALL_DIV1,
	SH_DIV_CALL_FP, SH_DIV_CALL_TABLE and SH_DIV_INTRINSIC.
	(OVERRIDE_OPTIONS): Also process sh_div_str for TARGET_SH1.
	Calculate sh_divsi3_libfunc using TARGET_DIVIDE_* macros.
	* config/sh/sh.md (udivsi3_i4_int, divsi3_i4_int): New patterns.
	(udivsi3, divsi3): Use them.  Check TARGET_DIVIDE_CALL_TABLE /
	TARGET_DIVIDE_CALL_FP.

2006-03-23  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* haifa-sched.c (choose_ready): Fix type of the local variable.
	Move local variables.  Add comment.
	(check_reg_live): Change signature.  Make callable from debugger.
	* sched-int.h (check_reg_live): Update signature.
	* sched-ebb.c (check_reg_live): Update parameters.
	* sched-rgn.c (check_reg_live): Ditto.
	(region_head_or_leaf_p): Check pointer before dereferencing.
	* config/ia64/ia64.c (ia64_set_sched_flags): Disable data speculation
	before reload on optimization levels below 1.

2006-03-23  Richard Henderson  <rth@redhat.com>

	* config/alpha/alpha.c (alpha_legitimate_constant_p): Reject
	tls symbols.

	PR target/26347
	* config/alpha/predicates.md (local_symbolic_operand): Reject
	weak symbols.

2006-03-23  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/26795
	* tree-ssa-pre.c (create_value_expr_from): Don't reject
	expressions which have overflowed constants.

2006-03-23  Zdenek Dvorak <dvorakz@suse.cz>

	* cse.c (cse_end_of_basic_block): Do not check for LOOP_END note.

2006-03-23  Zdenek Dvorak <dvorakz@suse.cz>

	* cfgloopmanip.c (create_loop_notes): Removed.
	* final.c (final_scan_insn): Do not handle loop notes.
	* jump.c (squeeze_notes): Ditto.
	* cfglayout.c (skip_insns_after_block,
	duplicate_insn_chain): Ditto.
	* cfgcleanup.c (rest_of_handle_jump2): Do not call
	create_loop_notes.
	* cfgloop.h (create_loop_notes): Declaration removed.

2006-03-23  Richard Sandiford  <richard@codesourcery.com>

	* varasm.c (output_constant_pool): Restore fnname and fndecl
	arguments.
	(assemble_start_function): Adjust call accordingly.
	(assemble_end_function): Likewise.

2006-03-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR mudflap/26789
	* tree-mudflap.c (mudflap_finish_file): Skip erroneous objects.

	PR mudflap/26790
	* tree-mudflap.c (mf_xform_derefs_1): Return early on error_mark_node.

2006-03-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	PR driver/22600
	* system.h (ICE_EXIT_CODE): New macro.
	* diagnostic.c (diagnostic_count_diagnostic): Exit with ICE_EXIT_CODE.
	(diagnostic_action_after_output): Likewise.
	* gcc.c (fatal_ice): New function.
	(execute): Use it instead of fatal.
	(fancy_abort): Likewise.
	* doc/invoke.texi (-pass-exit-codes): Document return code for ICEs.

2006-03-22  Jeff Law  <law@redhat.com>

	* loop-unroll.c (analyze_iv_to_split_insn): Handle
	iv_analyze_result returning false.

2006-03-22  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/bfin.h (ASM_FORMAT_PRIVATE_NAME): Remove.

2006-03-22  Richard Henderson  <rth@redhat.com>

	PR middle-end/26084
	* except.c (duplicate_eh_regions_0): New.
	(duplicate_eh_region_1): Duplicate the children of the node as
	well as the node itself.  Link them up properly.
	(duplicate_eh_region_2): Merge into ...
	(duplicate_eh_regions): ... here.  Take copy_region argument, and
	copy only a sub-tree if asked.  Simplify copying and fixup.
	(eh_region_outer_p): New.
	* except.h (duplicate_eh_regions): Update decl.
	(eh_region_outer_p): Declare.
	* omp-low.c (lower_omp_single): Fix eh region placement wrt OMP_RETURN.
	(lower_omp_master): Likewise.
	(lower_omp_ordered): Likewise.
	* tree-cfg.c (struct move_stmt_d): Add new_label_map.
	(move_stmt_r): Use it to remap labels.  Handle recursion vs
	remap_decls_p properly.
	(move_block_to_fn): Pass in new_label_map.  Remap RESX_EXPR.
	(find_outermost_region_in_block): New.
	(new_label_mapper): New.
	(move_sese_region_to_fn): Copy eh information to the new function
	properly.
	* tree-inline.c (copy_cfg_body): Update for new duplicate_eh_regions
	argument.
	* tree-pretty-print.c (dump_generic_node): Dump RESX_EXPR region
	number.

2006-03-22  Richard Sandiford  <richard@codesourcery.com>

	* doc/md.texi (-mshared): Mention that -mshared code can be linked
	into shared libraries.

2006-03-22  Richard Sandiford  <richard@codesourcery.com>

	* doc/md.texi: Refer to i386/constraints.md instead of
	i386/predicates.md.
	* config/i386/constraints.md: New file, extracted from...
	* config/i386/predicates.md: ...here.
	* config/i386/i386.md: Include constraints.md.

2006-03-21  Jason Merrill  <jason@redhat.com>

	* builtins.c (expand_builtin_fork_or_exec): Fix pasto.

	PR middle-end/20297
	* expr.c (init_block_move_fn): Force default visibility.
	(init_block_clear_fn): Likewise.
	* builtins.c (expand_builtin_fork_or_exec): Likewise.
	* targhooks.c (default_external_stack_protect_fail): Likewise.

2006-03-21  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/predicates.md (const_call_insn_operand): Allow direct
	calls to locally-defined functions if TARGET_ABSOLUTE_ABICALLS.
	* config/mips/mips.md (jal_macro): Test TARGET_ABSOLUTE_ABICALLS.
	Use TARGET_OLDABI instead of !TARGET_NEWABI.
	(loadgp): Use mips_current_loadgp_style.
	(loadgp_noshared): New pattern.
	(sibcall_internal): Use MIPS_CALL.
	(sibcall_value_internal): Likewise.
	(sibcall_value_multiple_internal): Likewise.
	(call_internal): Likewise.
	(call_value_internal): Likewise.
	(call_value_multiple_internal): Likewise.
	(call_split): Use MIPS_CALL and add an 'S' constraint.
	(call_value_split): Likewise.
	(call_value_multiple_split): Likewise.
	* config/mips/mips.opt (-mabicalls): Tweak docstring.
	(-mshared): New option.
	* config/mips/mips-protos.h (mips_loadgp_style): New enum.
	(mips_current_loadgp_style): Declare.
	* config/mips/mips.c (mips_classify_symbol): Avoid using
	SYMBOL_GOT_LOCAL if TARGET_ABSOLUTE_ABICALLS.  Use SYMBOL_GENERAL
	rather than SYMBOL_GOT_GLOBAL for locally-binding symbols if
	TARGET_ABSOLUTE_ABICALLS.
	(override_options): Adjust comments.  Improve the warning that is
	issued when -mabicalls and -G are used together.
	(mips_file_start): Remove comment.
	(mips_current_loadgp_style): New function.
	(mips_gnu_local_gp): New variable.
	(mips_emit_loadgp): Use mips_current_loadgp_style.  Handle
	LOADGP_ABSOLUTE.
	(mips_output_function_prologue): Use mips_current_laodgp_style.
	(mips_expand_prologue): Call mips_emit_loadgp before emitting
	the cprestore instruction.
	(mips_extra_live_on_entry): Fix reversed test.  Don't make $25
	live for TARGET_ABSOLUTE_ABICALLS.
	* config/mips/mips.h (TARGET_ABSOLUTE_ABICALLS): New macro.
	(ASM_SPEC): Pass down -mshared and -mno-shared.
	(MIPS_CALL): New macro.
	* config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove __ABICALLS__
	definition.
	* doc/invoke.texi (-mabicalls): Update documentation.
	(-mshared): Document.

2006-03-21  Steve Ellcey  <sje@cup.hp.com>

	* config/ia64/unwind-hpux.c: New file.
	* config/ia64/t-hpux: Add unwind-hpux.c to libgcc.

2006-03-21  Steve Ellcey  <sje@cup.hp.com>

	PR libgomp/26384
	* config/pa/pa64-hpux.h (LIB_SPEC): Fix for -mt and -pthread options.

2006-03-21  Jeff Law  <law@redhat.com>

	* tree-vrp.c (extract_range_from_unary_expr): Derive ranges for
	type conversions of a VR_VARYING source to a wider type.

2006-03-21  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config.gcc (i[34567]86-*-solaris2*): Add config/sol2-10.h to
	tm_file on Solaris 10 and later.
	(sparc64-*-solaris2*): Likewise.
	(sparc-*-solaris2*): Likewise.
	* config/sol26.h: Rename to config/sol2-6.h.
	* config/sol2-10.h: New file.

2006-03-21  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/26781
	* tree-ssa-pre.c (create_component_ref_by_pieces):
	Handle STRING_CST.

2006-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR c++/26690
	* tree.c (get_callee_fndecl): If CALL is error_mark_node,
	return it immediately.

2006-03-21  Michael Matz  <matz@suse.de>

	* genautomata.c (<struct state>, num_out_arcs, presence_signature):
	New members.
	(remove_arc, add_arc): Update num_out_arcs member.
	(set_out_arc_insns_equiv_num): Returns nothing instead of number
	of out arcs.
	(cache_presence): New function.
	(compare_states_for_equiv): New function.
	(state_is_differed): Don't take number of outargs, adjust callers.
	Use new invariant for speeding up.
	(init_equiv_class): Create initial classes based on sorted
	input.
	(partition_equiv_class): Don't track out_arcs_num.
	(evaluate_equiv_classes): Call cache_presence on all states and
	sort them.

2006-03-21  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/bfin-protos.h (bfin_dsp_memref_p): Declare.
	* config/bfin/bfin.c (bfin_dsp_memref_p): New function.
	(bfin_valid_reg_p): Test for pseudos explicitly and use only
	REGNO_MODE_CODE_OK_FOR_BASE_P.  New args MODE and OUTER_CODE; all
	callers changed.
	* config/bfin/bfin.h (PREG_P): Use P_REGNO_P.
	(IREG_P, P_REGNO_P, I_REGNO_P): New macros.
	(enum reg_class, REG_CLASS_CONTENTS): Add IPREGS.
	(BASE_REG_CLASS, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
	REGNO_OK_FOR_BASE_STRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): Delete
	macros.
	(IREG_POSSIBLE_P, MODE_CODE_BASE_REG_CLASS,
	REGNO_MODE_CODE_OK_FOR_BASE_P): New macros.
	(REGNO_REG_CLASS): ARGP is in PREGS.
	* config/bfin/bfin.md (movhi_insn): Allow for addresses containing
	IREGS.
	(zero_extendhisi2, extendhisi2): Likewise; changed to define_and_split
	to deal with those addresses.
	* addresses.h: New file.
	* caller-save.c: Include "addresses.h".
	(init_caller_save): Use new base_reg_class function.
	* rtl-factoring.c: Include "addresses.h".
	(recompute_gain_for_pattern_seq): Use new function ok_for_base_p_1.
	* recog.c: Include "addresses.h".
	(preprocess_constraints): Use new base_reg_class function.
	* regrename.c: Include "addresses.h".
	(scan_rtx_address): Use new regno_ok_for_base_p and base_reg_class
	functions.  Keep track of a new var INDEX_CODE to compute valid
	classes.
	(replace_oldest_value_addr): Likewise.
	(replace_oldest_value_mem): Use base_reg_class.
	* reload.c: Include "addresses.h".
	(REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Delete macros.
	(find_reloads): Use new base_reg_class function.
	(find_reloads_address): Likewise; also use regno_ok_for_base_p.
	(find_reloads_address_1): Likewise. New args OUTER_CODE and INDEX_CODE;
	all callers and prototype changed.
	* reload1.c: Include "addresses.h".
	(maybe_fix_stack_asms): Use base_reg_class.
	* regclass.c: Include "addresses.h".
	(ok_for_index_p_nonstrict, ok_for_base_p_nonstrict): New functions.
	(init_reg_autoinc): Use new base_reg_class function.
	(record_reg_classes): Likewise.
	(record_address_regs): Delete arg CLASS; add args CONTEXT, MODE,
	OUTER_CODE and INDEX_CODE.  All callers and prototype changed.
	Use new args to compute necessary class.

	* Makefile.in (regclass.o, reload.o, reload1.o, caller-save.o, recog.o,
	regrename.o, rtl-factoring.o): Update dependencies.
	* doc/tm.texi (MODE_CODE_BASE_REG_CLASS): Document.
	(REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
	(REG_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_REG_BASE_P,
	REG_OK_FOR_INDEX_P): Delete documentation.

2006-03-21  Alexey Starovoytov  <alexey.starovoytov@sun.com>

	* config.gcc (sparc-*-solaris2*): Change the default CPU setting
	from V7 to V9 for Solaris 7 and above.

2006-03-21  Toon Moene  <toon@moene.indiv.nluug.nl>

	* doc/invoke.texi: Document new flag -fargument-noalias-anything.
	* tree-ssa-alias.c (may_alias_p): If flag_argument_noalias > 2,
	argument pointers may not alias any other storage.
	* common.opt: Define option -fargument-noalias-anything.
	* tree-ssa-structalias.c (intra_create_variable_infos): Fortran
	alias semantics is specified by flag_argument_noalias > 2.

2006-03-20  Jeff Law  <law@redhat.com>

	* tree-pass.h (pass_phi_only_copy_prop): Delete.
	(pass_phi_only_cprop): Declare.
	* passes.c (init_optimization_passes): Replace pass_phi_only_copy_prop
	with phi_only_cprop
	* tree-ssa-dom.c (degenerate_phi_result): New function.
	(remove_stmt_or_phi, get_lhs_or_phi_result): Likewise.
	(get_rhs_or_phi_arg, propagate_rhs_into_lhs): Likewise.
	(eliminate_const_or_copy, eliminate_degenerate_phis_1): Likewise.
	(eliminate_degenerate_phis): Likewise.
	(pass_phi_only_cprop): New pass descriptor.
	* tree-ssa-copy.c (init_copy_prop): Lose PHIS_ONLY argument and
	support code.  Callers updated.
	(execute_copy_prop, do_copy_prop): Likewise and corresponding changes.
	(store_copy_prop): Likewise.
	(do_phi_only_copy_prop, pass_phi_only_copy_prop): Remove.

2006-03-20  Jason Merrill  <jason@redhat.com>

	PR c++/21764
	* c-pragma.c (visstack): Move out of handle_pragma_visibility.
	(push_visibility, pop_visibility): Likewise.
	* c-pragma.h: Declare them.

2006-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.c (untangle_mova): Initialize n_addr and n_target.

	* config/sh/sh.c (find_regmode_weight): Change the type of the first
	parameter and use get_ebb_head_tail.
	(sh_md_init_global): Adjust uses of find_regmode_weight.

2006-03-20  Steven Bosscher  <stevenb.gcc@gmail.com>

	* function.h (struct function) <x_tail_recursion_reentry>:
	Rename to x_stack_check_probe_note.
	(tail_recursion_reentry): Rename to stack_check_probe_note.
	* function.c: Replace tail_recursion_reentry with
	stack_check_probe_note everywhere.
	(expand_function_start): Only emit a note for
	stack_check_probe_note with -fstack-protect.
	* stmt.c (expand_case): Don't emit NOTE_INSN_DELETED notes.

	* emit-rtl.c (remove_unnecessary_notes): Remove.
	(pass_remove_unnecessary_notes): Remove.
	* rtl.h (remove_unnecessary_notes): Remove prototype.
	* final.c (final_start_function): Don't call remove_unnecessary_notes.
	* tree-pass.h (pass_remove_unnecessary_notes): Remove.
	* passes.c (pass_remove_unnecessary_notes): Don't run it.

2006-03-20  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/26629
	* tree-ssa-pre (phi_translate): Handle ARRAY_REF's operands.
	(valid_in_set): Handle ARRAY_REF.
	Change "if min_variant or VH" to asserts.
	(create_component_ref_by_pieces): Handle ARRAY_REF.
	(create_expression_by_pieces): Likewise.
	(can_PRE_operation): ARRAY_REFs can now be PRE'd.

2006-03-20  David Edelsohn  <edelsohn@gnu.org>

	* genpreds.c (write_insn_extra_address_constraint): Argument `c'
	is operand of switch, not str[0].

2006-03-20  Alan Modra  <amodra@bigpond.net.au>

	* config/rs6000/rs6000.c (rs6000_handle_option): Use
	TARGET_NO_FP_IN_TOC inside #ifdef TARGET_USES_SYSV4_OPT too.

2006-03-19  David Edelsohn  <edelsohn@gnu.org>

	* genpreds.c (write_tm_preds_h): Add semicolon and newline at
	end of insn_extra_address_constraint declaration.

2006-03-19  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.opt (no-fp-in-toc): Use Var not Mask.
	(no-sum-in-toc): Same.
	* config/rs6000/rs6000.c (rs6000_handle_option): Use new
	variables.
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
	NO_FP_IN_TOC for -fPIC instead of mask.

	* config/rs6000/t-aix43 (T_ADAFLAGS): Delete.
	(BOOT_LDFLAGS): Delete.
	(LDFLAGS): Delete.
	* config/rs6000/t-aix52: Same.

	* config/rs6000/rs6000.md (store_multiple_power): Delete.
	(stmsi[345678]_power): New.

2006-03-17  Steve Ellcey  <sje@cup.hp.com>

	* config/ia64/ia64.opt: Add empty line to end of file.

2006-03-17  Richard Guenther  <rguenther@suse.de>

	PR middle-end/26721
	* builtins.c (get_pointer_alignment): For component style references
	adjust alignment to the component type alignment.  Make sure
	to adjust alignment for component access of constants.

2006-03-17  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.md (strlensi): Emit barrier after
	unconditional jump.

2006-03-17  Paul Brook  <paul@codesourcery.com>

	* doc/install.texi: Docuemnt --with-mode.
	* config.gcc: Add --with-mode for arm*-*-*.
	* config/arm/arm.h (OPTION_DEFAULT_SPECS): Add "mode".

2006-03-17  J"orn Rennecke <joern.rennecke@st.com>

	* sh.c (max_labelno_before_reorg): New variable.
	(sh_reorg): Initialize it.
	(find_barrier): Check max_labelno_before_reorg before using
	label_to_alignment.  Take length of explicit alignment insns
	into account.  When seeing a UNSPECV_CONST_END, return it.

	* sh.c (fixup_mova): Set mode of affected label to QImode.
	(untangle_mova): New function.
	(find_barrier): Use it.  Check mode of label before decrementing
	num_mova.
	(sh_reorg): Likewise.
	Set mode of all insns back to VOIDmode.

	* sh.c (MOVA_LABELREF): New macro.
	(mova_p, fixup_mova, sh_reorg): Use it.
	(find_barrier, sh_reorg): Don't count num_mova back to 0 unless
	ADDR_DIFF_VEC matches mova.

2006-03-17  Steven Bosscher  <stevenb.gcc@gmail.com>

	* dwarf2asm.c (dw2_asm_output_offset): Mark 'base' argument
	with ATTRIBUTE_UNUSED.

2006-03-17  Alexandre Oliva  <aoliva@redhat.com>

	* dwarf2out.c (dwarf2out_stack_adjust): Always track the stack
	pointer, instead of assuming it is possible to derive the
	correct args size from a call insn.

2006-03-16  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* rtl.h (CONST_INT_P): Define.
	* config/vax/vax.c (print_operand_address): Use CONST_INT_P()
	instead of GET_CODE(x) == CONST_INT.
	(vax_rtx_costs): Likewise.
	(vax_output_int_move): Likewise.
	(vax_output_int_add): Likewise.
	(legitimate_constant_address_p): Likewise.
	(index_term_p): Likewise.
	* config/vax/vax.h (PRINT_OPERAND): Likewise.
	* config/vax/vax.md (and<mode>3): Likewise.
	(ashrsi3): Likewise.
	(extv): Likewise.
	(movstricthi): Likewise.
	(movstrictqi): Likewise.
	(rotrsi3): Likewise.
	(five unnamed insns): Likewise.

2006-03-16  Geoffrey Keating  <geoffk@apple.com>

	* doc/tm.texi (SDB and DWARF): Add extra parameter to
	ASM_OUTPUT_DWARF_OFFSET.  Use @var to indicate metavariables.
	* dwarf2asm.h (dw2_asm_output_offset): Add section parameter.
	* dwarf2asm.c (dw2_asm_output_offset): Add base section parameter.
	Pass to ASM_OUTPUT_DWARF_OFFSET.
	* dwarf2out.c (debug_frame_section): New.
	(output_call_frame_info): Use debug_frame_section.  Pass it to
	dw2_asm_output_offset.
	(output_die): Pass appropriate section to dw2_asm_output_offset.
	(output_compilation_unit_header): Likewise.
	(output_pubnames): Likewise.
	(output_aranges): Likewise.
	(enum dw_val_class): Break dw_val_class_lbl_offset into
	dw_val_class_lineptr and dw_val_class_macptr.
	(add_AT_lbl_offset): Delete.
	(add_AT_lineptr): New.
	(add_AT_macptr): New.
	(AT_lbl): Expect a lineptr or macptr.
	(print_die): Handle dw_val_class_lineptr and dw_val_class_macptr.
	(attr_checksum): Likewise.
	(same_dw_val_p): Likewise.
	(size_of_die): Likewise.
	(value_format): Likewise.
	(output_die): Likewise.
	(dwarf2out_finish): Call add_AT_lineptr and add_AT_macptr instead of
	add_AT_lbl_offset.
	* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add extra parameter.
	* config/i386/i386.c (x86_file_start): Call darwin_file_start.
	* config/darwin-protos.h (darwin_file_start): New.
	(darwin_asm_output_dwarf_offset): New.
	* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add extra parameter.
	* config/rs6000/rs6000.c (rs6000_darwin_file_start): Call
	darwin_file_start.
	* config/darwin.c (darwin_emit_unwind_label): Don't output label
	if not EH section; simplify.
	(darwin_file_start): New.
	(darwin_asm_output_dwarf_offset): New.
	* config/darwin.h (DEBUG_FRAME_SECTION): In __DWARF segment,
	mark as 'debug'.
	(DEBUG_INFO_SECTION): Likewise.
	(DEBUG_ABBREV_SECTION): Likewise.
	(DEBUG_ARANGES_SECTION): Likewise.
	(DEBUG_MACINFO_SECTION): Likewise.
	(DEBUG_LINE_SECTION): Likewise.
	(DEBUG_LOC_SECTION): Likewise.
	(DEBUG_PUBNAMES_SECTION): Likewise.
	(DEBUG_STR_SECTION): Likewise.
	(DEBUG_RANGES_SECTION): Likewise.
	(FRAME_BEGIN_LABEL): Must start with 'L' in debug section.
	(ASM_OUTPUT_DWARF_OFFSET): New.

2006-03-16  Joseph S. Myers  <joseph@codesourcery.com>

	* config.gcc (tm_defines): Always add to previous value rather
	than replacing it.

2006-03-16  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/predicates.md (splittable_const_int_operand): New,
	split from move_operand.
	(splittable_symbolic_operand): New.
	(move_operand): Add commentary.  Use splittable_const_int_operand.
	Inline mips_atomic_symbolic_constant_p.
	* config/mips/mips.md: Add combine splitters for handling moves
	of splittable_const_int_operands and splittable_symbolic_operands.
	* config/mips/mips-protos.h (mips_atomic_symbolic_constant_p): Delete.
	(mips_split_symbol): Declare.
	(mips_move_integer): Declare.
	* config/mips/mips.c (mips_split_p): Make global.
	(TARGET_MIN_ANCHOR_OFFSET): Override default.
	(TARGET_MAX_ANCHOR_OFFSET): Likewise.
	(TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
	(TARGET_USE_ANCHORS_FOR_SYMBOL_P): Likewise.
	(mips_offset_within_object_p): Handle block symbols.
	(mips_atomic_symbolic_constant_p): Delete.
	(mips_cannot_force_const_mem): Return false for constants that
	mips_legitimize_move can handle.
	(mips_use_blocks_for_constant_p): New function.
	(mips_split_symbol): Make global.
	(mips_move_integer): Likewise.  Add a temporary register argument.
	(mips_legitimize_const_move): Use splittable_const_int_operand and
	splittable_symbolic_operand.
	(mips_use_anchors_for_symbol_p): New function.
	* config/mips/mips.h: Protect externs with !USED_FOR_TARGET.
	(mips_split_p): Declare.

2006-03-16  Richard Sandiford  <richard@codesourcery.com>

	* config.gcc (mips64*-*-linux*): Keep existing tm_defines.
	(mips*-*-linux*): Likewise.

2006-03-16  Roger Sayle  <roger@eyesopen.com>
	    Daniel Speyer  <dspeyer@wam.umd.edu>

	PR middle-end/18259
	* tree-dump.c (dump_real): New function.
	(dequeue_and_dump) <REAL_CST>: Use it to dump FP constants.
	* Makefile.in (REAL_H): New macro for dependencies on real.h.
	(tree-dump.o): Add $(REAL_H) to the dependencies.

2006-03-16  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/21781
	* real.c (real_from_string): If the mantissa is zero, don't bother
	parsing the exponent as the result should always be zero.

2006-03-16  Andreas Krebbel  <krebbel1@de.ibm.com>

	* simplify-rtx.c (simplify_plus_minus): Simplify within CONST terms.

2006-03-16  Maxim Kuvyrkov <mkuvyrkov@ispras.ru>

	* config/ia64/ia64.c (stops_p): Added explicit initialization.
	(ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
	ia64_h_i_d_extended, ia64_set_sched_flags, ia64_speculate_insn,
	ia64_needs_block_p, ia64_gen_check, ia64_sched_init_global,
	ia64_sched_finish_global): New static functions to implement
	hooks from gcc_target.sched.
	(spec_check_no, max_uid, pending_data_specs): New static variables.
	(ia64_mode_to_int, ia64_gen_spec_insn, ia64_spec_check_p,
	ia64_spec_check_src_p): New static functions.
	(ia64_adjust_cost): Renamed to ia64_adjust_cost_2.
	(TARGET_SCHED_ADJUST_COST): Removed.
	(TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_INIT_GLOBAL,
	TARGET_SCHED_FINISH_GLOBAL, TARGET_SCHED_H_I_D_EXTENDED,
	TARGET_SCHED_SPECULATE_INSN, TARGET_SCHED_NEEDS_BLOCK_P,
	TARGET_SCHED_GEN_CHECK,
	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC,
	TARGET_SCHED_SET_SCHED_FLAGS): New macros.
	(update_set_flags, group_barrier_needed, set_src_needs_barrier):
	Fixed to handle speculation checks.
	(rtx_needs_barrier): Fixed to handle speculative loads and
	their checks.
	(ia64_variable_issue): Added code to count speculative loads and their
	checks.
	(ia64_first_cycle_multipass_dfa_lookahead_guard): Fixed to handle
	speculative loads.
	(enum SPEC_MODES, enum SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET):
	New enumerations.
	(SPEC_GEN_EXTEND_OFFSET, SPEC_N, SPEC_GEN_CHECK_MUTATION_OFFSET):
	New constants.
	(ia64_ld_address_bypass_p): Fixed to handle speculative loads.
	(ia64_reorg): Reset stops_p to NULL after it is freed.
	* config/ia64/ia64.md (UNSPEC_LDA, UNSPEC_LDS, UNSPEC_LDSA,
	UNSPEC_LDCCLR, UNSPEC_CHKACLR, UNSPEC_CHKS): New constants.
	(itanium_class): chk_s renamed to chk_s_i.  New constants: chk_s_f,
	chk_a.
	(data_speculative, control_speculative, check_load): New attributes.
	(mov<mode>_advanced, mov<mode>_speculative,
	mov<mode>_speculative_advanced, zero_extend<mode>di2_advanced,
	zero_extend<mode>di2_speculative,
	zero_extend<mode>di2_speculative_advanced): New patterns for
	data and control speculative loads.
	(mov<mode>_clr, zero_extend<mode>di2_clr): New patterns for
	check loads.
	(advanced_load_check_clr_<mode>, speculation_check_<mode>):
	New pattern for data and control speculation checks.
	(MODE, MODE_FOR_EXTEND, output_a, output_s, output_sa, output_c_clr,
	ld_reg_constr, ldc_reg_constr, chk_reg_constr, mem_constr,
	reg_pred_prefix, ld_class, chka_class, chks_class, attr_yes):
	Auxiliary definitions for the patterns.
	* config/ia64/itanium1.md (1_fldc, 1_fldpc, 1_ldc, 1_chk_s_f, 1_chk_a,
	1b_fldc, 1b_fldpc, 1b_ldc, 1b_chk_s_f, 1b_chk_a): New resource
	constraints.
	(1_fld, 1_fldp, 1_ld, 1b_fld, 1b_fldp, 1b_ld): Add a condition
	for speculation.
	(1_chk_s, 1b_chk_s): Renamed to 1_chk_s_i, 1b_chk_s_i.
	* config/ia64/itanium2.md (2_flda, 2_fldc, 2_fldpc, 2_ldc, 2_chk_s_f,
	2_chk_a, 2b_flda, 2b_fldc, 2b_fldpc, 2b_ldc, 2b_chk_s_f, 2b_chk_a):
	New resource constraints.
	(2_fld, 2_fldp, 2_ld, 2b_fld, 2b_fldp, 2b_ld): Add a condition
	for speculation.
	(2_chk_s, 2b_chk_s): Renamed to 2_chk_s_i, 2b_chk_s_i.
	* config/ia64/ia64.opt (msched-br-data-spec, msched-ar-data-spec,
	msched-control-spec, msched-br-in-data-spec, msched-ar-in-data-spec,
	msched-in-control-spec, msched-ldc, msched-control-ldc,
	msched-spec-verbose, msched-prefer-non-data-spec-insns,
	msched-prefer-non-control-spec-insns,
	msched-count-spec-in-critical-path): New flags to tune speculative
	scheduling.
	* doc/invoke.texi (msched-br-data-spec, msched-ar-data-spec,
	msched-control-spec, msched-br-in-data-spec, msched-ar-in-data-spec,
	msched-in-control-spec, msched-ldc, msched-control-ldc,
	msched-spec-verbose, msched-prefer-non-data-spec-insns,
	msched-prefer-non-control-spec-insns,
	msched-count-spec-in-critical-path): Document new flags.

2006-03-16  Maxim Kuvyrkov <mkuvyrkov@ispras.ru>

	* target.h (struct spec_info_def): New opaque declaration.
	(struct gcc_target.sched): New fields: adjust_cost_2, h_i_d_extended,
	speculate_insn, needs_block_p, gen_check,
	first_cycle_multipass_dfa_lookahead_guard_spec, set_sched_flags.
	* target-def.h (TARGET_SCHED_ADJUST_COST_2,
	TARGET_SCHED_H_I_D_EXTENDED, TARGET_SCHED_SPECULATE_INSN,
	TARGET_SCHED_NEEDS_BLOCK_P, TARGET_SCHED_GEN_CHECK,
	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC,
	TARGET_SCHED_SET_SCHED_FLAGS): New macros to initialize fields in
	gcc_target.sched.
	(TARGET_SCHED): Use new macros.
	* rtl.h (copy_DEPS_LIST_list): New prototype.
	* sched-int.h (struct sched_info): Change signature of new_ready field,
	adjust all initializations. New fields: add_remove_insn,
	begin_schedule_ready, add_block, advance_target_bb, fix_recovery_cfg,
	region_head_or_leaf_p.
	(struct spec_info_def): New structure declaration.
	(spec_info_t): New typedef.
	(struct haifa_insn_data): New fields: todo_spec, done_spec, check_spec,
	recovery_block, orig_pat.
	(glat_start, glat_end): New variables declaraions.
	(TODO_SPEC, DONE_SPEC, CHECK_SPEC, RECOVERY_BLOCK, ORIG_PAT):
	New access macros.
	(enum SCHED_FLAGS): New constants: SCHED_RGN, SCHED_EBB,
	DETACH_LIFE_INFO, USE_GLAT.
	(enum SPEC_SCHED_FLAGS): New enumeration.
	(NOTE_NOTE_BB_P): New macro.
	(extend_dependency_caches, xrecalloc, unlink_bb_notes, add_block,
	attach_life_info, debug_spec_status, check_reg_live): New functions.
	(get_block_head_tail): Change signature to get_ebb_head_tail, adjust
	all uses in ddg.c, modulo-sched.c, haifa-sched.c, sched-rgn.c,
	sched-ebb.c
	(get_dep_weak, ds_merge): Prototype functions from sched-deps.c .
	* ddg.c (get_block_head_tail): Adjust all uses.
	* modulo-sched.c (get_block_head_tail): Adjust all uses.
	(sms_sched_info): Initialize new fields.
	(contributes_to_priority): Removed.
	* haifa-sched.c (params.h): New include.
	(get_block_head_tail): Adjust all uses.
	(ISSUE_POINTS): New macro.
	(glat_start, glat_end): New global variables.
	(spec_info_var, spec_info, added_recovery_block_p, nr_begin_data,
	nr_be_in_data, nr_begin_control, nr_be_in_control, bb_header,
	old_last_basic_block, before_recovery, current_sched_info_var,
	rgn_n_insns, luid): New static variables.
	(insn_cost1): New function.  Move logic from insn_cost to here.
	(find_insn_reg_weight1): New function.  Move logic from
	find_insn_reg_weight to here.
	(reemit_notes, move_insn, max_issue): Change signature.
	(move_insn1): Removed.
	(extend_h_i_d, extend_ready, extend_global, extend_all, init_h_i_d,
	extend_bb): New static functions to support extension of scheduler's
	data structures.
	(generate_recovery_code, process_insn_depend_be_in_spec,
	begin_speculative_block, add_to_speculative_block,
	init_before_recovery, create_recovery_block, create_check_block_twin,
	fix_recovery_deps): New static functions to support
	generation of recovery code.
	(fix_jump_move, find_fallthru_edge, dump_new_block_header,
	restore_bb_notes, move_block_after_check, move_succs): New static
	functions to support ebb scheduling.
	(init_glat, init_glat1, attach_life_info1, free_glat): New static
	functions to support handling of register live information.
	(associate_line_notes_with_blocks, change_pattern, speculate_insn,
	sched_remove_insn, clear_priorities, calc_priorities, bb_note,
	add_jump_dependencies):	New static functions.
	(check_cfg, has_edge_p, check_sched_flags): New static functions for
	consistancy checking.
	(debug_spec_status): New function to call from debugger.
	(priority): Added code to handle speculation checks.
	(rank_for_schedule): Added code to distinguish speculative instructions.
	(schedule_insn): Added code to handle speculation checks.
	(unlink_other_notes, rm_line_notes, restore_line_notes, rm_other_notes):
	Fixed to handle ebbs.
	(move_insn): Added code to handle ebb scheduling.
	(max_issue): Added code to use ISSUE_POINTS of instructions.
	(choose_ready): Added code to choose between speculative and
	non-speculative instructions.
	(schedule_block): Added code to handle ebb scheduling and scheduling of
	speculative instructions.
	(sched_init): Initialize new variables.
	(sched_finish): Free new variables.  Print statistics.
	(try_ready): Added code to handle speculative instructions.
	* lists.c (copy_DEPS_LIST_list): New function.
	* sched-deps.c (extend_dependency_caches): New function.  Move logic
	from create_dependency_caches to here.
	(get_dep_weak, ds_merge): Make global.
	* genattr.c (main): Code to output prototype for
	dfa_clear_single_insn_cache.
	* genautomata.c (DFA_CLEAR_SINGLE_INSN_CACHE_FUNC_NAME): New macros.
	(output_dfa_clean_insn_cache_func): Code to output
	dfa_clear_single_insn_cache function.
	* sched-ebb.c (target_n_insns): Remove.  Adjust all users to use
	n_insns.
	(can_schedule_ready_p, fix_basic_block_boundaries, add_missing_bbs):
	Removed.
	(n_insns, dont_calc_deps, ebb_head, ebb_tail, last_bb):
	New static variables.
	(begin_schedule_ready, add_remove_insn, add_block1, advance_target_bb,
	fix_recovery_cfg, ebb_head_or_leaf_p): Implement hooks from
	struct sched_info.
	(ebb_sched_info): Initialize new fields.
	(get_block_head_tail): Adjust all uses.
	(compute_jump_reg_dependencies): Fixed to use glat_start.
	(schedule_ebb): Code to remove unreachable last block.
	(schedule_ebbs): Added code to update register live information.
	* sched-rgn.c (region_sched_info): Initialize new fields.
	(get_block_head_tail): Adjust all uses.
	(last_was_jump): Removed.  Adjust users.
	(begin_schedule_ready, add_remove_insn, insn_points, extend_regions,
	add_block1, fix_recovery_cfg, advance_target_bb, region_head_or_leaf_p):
	Implement new hooks.
	(check_dead_notes1): New static function.
	(struct region): New fields: dont_calc_deps, has_real_ebb.
	(RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB): New access macros.
	(BB_TO_BLOCK): Fixed to handle EBBs.
	(EBB_FIRST_BB, EBB_LAST_BB): New macros.
	(ebb_head): New static variable.
	(debug_regions, contributes_to_priority): Fixed to handle EBBs.
	(find_single_block_regions, find_rgns, find_more_rgns): Initialize
	new fields.
	(compute_dom_prob_ps): New assertion.
	(check_live_1, update_live_1): Fixed to work with glat_start instead of
	global_live_at_start.
	(init_ready_list): New assertions.
	(can_schedule_ready_p): Split update code to begin_schedule_ready.
	(new_ready): Add support for BEGIN_CONTROL speculation.
	(schedule_insns): Fixed code that updates register live information
	to handle EBBs.
	(schedule_region): Fixed to handle EBBs.
	(init_regions): Use extend_regions and check_dead_notes1.
	* params.def (PARAM_MAX_SCHED_INSN_CONFLICT_DELAY,
	PARAM_SCHED_SPEC_PROB_CUTOFF): New parameters.
	* doc/tm.texi (TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_H_I_D_EXTENDED,
	TARGET_SCHED_SPECULATE_INSN, TARGET_SCHED_NEEDS_BLOCK_P,
	TARGET_SCHED_GEN_CHECK,
	TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC,
	TARGET_SCHED_SET_SCHED_FLAGS): Document.
	* doc/invoke.texi (max-sched-insn-conflict-delay,
	sched-spec-prob-cutoff): Document.

2006-03-16  Maxim Kuvyrkov <mkuvyrkov@ispras.ru>

	* sched-int.h (struct haifa_insn_data): New fields: resolved_deps,
	inter_tick, queue_index.
	(struct sched_info): Change signature of init_ready_list field.
	Adjust all initializations.
	(RESOLVED_DEPS): New access macro.
	(ready_add): Remove prototype.
	(try_ready): Add prototype.
	* sched-rgn.c (init_ready_list): Use try_ready.
	(schedule_region): Initialize
	current_sched_info->{sched_max_insns_priority, queue_must_finish_empty}.
	* sched-ebb.c (new_ready): Remove.  Adjust ebb_sched_info.
	(init_ready_list): Use try_ready.
	(schedule_ebb): Initialize current_sched_info->sched_max_insns_priority.
	* lists.c (remove_list_elem): Remove `static'.
	(remove_free_INSN_LIST_elem): New function.
	* rtl.h (remove_list_elem, remove_free_INSN_LIST_elem): Add prototypes.
	* haifa-sched.c (INTER_TICK, QUEUE_INDEX): New macros.
	(INVALID_TICK, MIN_TICK, QUEUE_SCHEDULED, QUEUE_NOWHERE, QUEUE_READY):
	New constants.
	(readyp): New variable.
	(queue_remove, ready_remove_insn, fix_inter_tick, fix_tick_ready,
	change_queue_index, resolve_dep): New static functions.
	(try_ready): New function.  Adjust callers in sched-rgn.c and
	sched-ebb.c to use it instead of ready_add.
	(clock_var): Move at the begining of file.
	(rank_for_schedule): Fix typo.
	(queue_insn): Add assertion.  Handle QUEUE_INDEX.
	(ready_lastpos): Enforce assertion.
	(ready_add): Make it static.  Handle QUEUE_INDEX.  Add new argument,
	update all callers.
	(ready_remove_first, ready_remove): Handle QUEUE_INDEX.
	(schedule_insn): Rewrite to use try_ready and resolve_dep.
	(queue_to_ready): Use free_INSN_LIST_list.
	(early_queue_to_ready): Fix typo.
	(schedule_block): Init readyp.  Move init_ready_list call after the
	initialization of clock_var.  Fix error in rejecting insn by
	targetm.sched.dfa_new_cycle.  Add call to fix_inter_tick.  Remove code
	that previously	corrected INSN_TICKs.  Add code for handling
	QUEUE_INDEX.
	(set_priorities): Fix typo.
	(sched_init): Initialize INSN_TICK, INTER_TICK and QUEUE_INDEX.
	Clarify comment and code that keeps current_sched_info->next_tail
	non-null.

2006-03-16  Maxim Kuvyrkov <mkuvyrkov@ispras.ru>

	* sched-rgn.c (extend_rgns): New static function.
	(find_rgns): Use it.
	(gather_region_statistics, print_region_statistics): New static
	functions.
	* params.def (PARAM_MAX_SCHED_EXTEND_REGIONS_ITERS): New parameter.
	* doc/invoke.texi (max-sched-extend-regions-iters): Document.

2006-03-16  Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
	    Andrey Belevantsev <abel@ispras.ru>

	* ddg.c (build_intra_loop_deps): Adjust add_forward_dependence call.
	* lists.c (unused_deps_list): New variable.
	(free_list): Add assertions to verify the proper distinguishing
	between INSN_LISTs and DEPS_LISTs.
	(find_list_elem, remove_list_elem, remove_list_node): New static
	functions.
	(alloc_DEPS_LIST, free_DEPS_LIST, free_DEPS_LIST_node,
	remove_free_INSN_LIST_elem, remove_free_DEPS_LIST_elem,
	remove_free_INSN_LIST_node, remove_free_DEPS_LIST_node): New functions.
	(alloc_INSN_LIST): Assert that the list we're working on is indeed
	an INSN_LIST.
	(free_INSN_LIST_node): Likewise.
	* modulo-sched.c (current_sched_info): Initialize flags field.
	* reg-notes.def: Exchange DEP_ANTI and DEP_OUTPUT.
	* rtl.def (DEPS_LIST): Define.
	* rtl.h: Declare new functions from lists.c.
	* sched-deps.c (spec_dependency_cache): New static variable.
	(maybe_add_or_update_back_dep_1, add_back_dep): New static functions.
	(add_dependence): Change return type to void.  Move the logic to ...
	(add_or_update_back_dep_1): ... here.  Handle speculative dependencies.
	(delete_all_dependences): Add comment about forward_dependency_cache.
	Handle spec_dependency_cache.  Handle DEPS_LISTs.
	(fixup_sched_groups): Clarify the change of priority of output
	and anti dependencies.
	(sched_analyze_2): Adjust add_dependence calls to create data
	speculative dependence.
	(add_forward_dependence): Renamed to add_forw_dep, change prototype.
	Adjust all callers.  Handle DEPS_LISTS.
	(compute_forward_dependences): Use add_forw_dep.  Sort LOG_LINKs in
	presence of speculation.
	(init_dependency_caches, free_dependency_caches):
	Handle spec_dependency_cache.
	(adjust_add_sorted_back_dep, adjust_back_add_forw_dep, delete_forw_dep,
	estimate_dep_weak, get_dep_weak, ds_merge, check_dep_status):
	New static functions.
	(add_or_update_back_dep, add_or_update_back_forw_dep,
	add_back_forw_dep, delete_back_forw_dep): New functions.
	* sched-int.h (ds_t, dw_t): New typedefs.
	(struct sched_info): Add new field flags.
	(struct haifa_insn_data): Add new bitfield has_internal_dep.
	Prototype new sched-deps.c functions.
	(HAS_INTERNAL_DEP, DEP_STATUS): New access macros.
	(BITS_PER_DEP_STATUS, BITS_PER_DEP_WEAK, DEP_WEAK_MASK, MAX_DEP_WEAK,
	MIN_DEP_WEAK, NO_DEP_WEAK, UNCERTAIN_DEP_WEAK, BEGIN_DATA, BE_IN_DATA,
	BEGIN_CONTROL, BE_IN_CONTROL, BEGIN_SPEC, DATA_SPEC, CONTROL_SPEC,
	SPECULATIVE, BE_IN_SPEC, FIRST_SPEC_TYPE, LAST_SPEC_TYPE,
	SPEC_TYPE_SHIFT, DEP_TRUE, DEP_OUTPUT, DEP_ANTI, DEP_TYPES, HARD_DEP):
	New constants.
	(enum SPEC_TYPES_OFFSETS, enum DEPS_ADJUST_RESULT, enum SCHED_FLAGS):
	New enums.
	* sched-rgn.c (current_sched_info): Initialize flags field.
	(schedule_insns): Initialize current_sched_info before the sched_init
	call.
	* sched-ebb.c (current_sched_info): Initialize flags field.
	(add_deps_for_risky_insns): Use control_flow_insn_p instead of JUMP_P.
	Call add_or_update_back_dep instead of add_dependence.
	Create control speculative dependencies.
	(schedule_insns): Initialize current_sched_info before the sched_init
	call.

2006-03-16  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/linux-unwind.h (shmedia_fallback_frame_state): Set
	fs->signal_frame.
	(sh_fallback_frame_state): Likewise.

2006-03-15  Geoffrey Keating  <geoffk@apple.com>

	* config.gcc (*-*-darwin*): Don't build crt2.o for all Darwin ports.
	Do switch on default_use_cxa_atexit.
	(powerpc*-*-darwin*): Build crt2.o on powerpc.
	* config/darwin-crt3.o: New.
	* config/darwin.h (LINK_SPEC): If -shared-libgcc, make linker default
	to 10.3.  Pass '-multiply_defined suppress' if crt3.o is in use.
	(STARTFILE_SPEC): Add crt3.o when -shared-libgcc and appropriate
	OS version.
	* config/rs6000/t-darwin: Move crt2.o building to here.
	* config/rs6000/darwin.h (C_COMMON_OVERRIDE_OPTIONS): Update
	Mac OS version for using __cxa_get_exception_ptr.  Don't test versions
	of __cxa_atexit.

2006-03-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/vax/vax.c (nonindexed_address_p): Change logical negation
	from '! xxx' to '!xxx' for coding-style conformance.
	* config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Likewise.
	(EXTRA_CONSTRAINT): Likewise.
	* config/vax/vax.md (four unnamed insns): Likewise.

2006-03-15  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (minipool_pad): New.
	(add_minipool_forward_ref): Include pool alignment padding in address
	calculation.
	(push_minipool_fix): Set minipool_pad.
	(minipool_pad): Ditto.

2006-03-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/vax/vax.c (split_quadword_operands): Use MEM_P()
	instead of GET_CODE() == MEM and REG_P() instead of
	GET_CODE() == REG.
	(print_operand_address): Likewise.
	(vax_address_cost): Likewise.
	(vax_rtx_costs): Likewise.
	(vax_notice_update_cc): Likewise.
	(vax_output_int_add): Likewise.
	(INDEX_REGISTER_P): Likewise.
	(BASE_REGISTER_P): Likewise.
	(nonindexed_address_p): Likewise.
	(vax_mode_dependent_address_p): Likewise.
	* config/vax/vax.h (EXTRA_CONSTRAINT): Likewise.
	(PRINT_OPERAND): Likewise.
	* config/vax/vax.md (ashlsi3): Likewise.
	(ashlsi3): Likewise.
	(some more unnamed insns): Likewise.

2006-03-15  Kazu Hirata  <kazu@codesourcery.com>

	* tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Make it an
	iterator-style macro.
	(mark_control_dependent_edges_necessary): Update the use of
	EXECUTE_IF_CONTROL_DEPENDENT.

2006-03-15  J"orn Rennecke <joern.rennecke@st.com>

	* config/sh/predicates.md (cache_address_operand): Special.
	(ua_address_operand): Likewise.

2006-03-15  Zdenek Dvorak <dvorakz@suse.cz>

	* haifa-sched.c (unlink_other_notes, reemit_notes): Do not handle
	loop notes.
	* sched-deps.c (sched_analyze_insn, sched_analyze): Ditto.

2006-03-15  Andreas Schwab  <schwab@suse.de>

	* gensupport.c (identify_predicable_attribute): Don't free p_false
	when it is still in use.

2006-03-15  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config.gcc (default with_cpu setting) <sparc*-*-*>: Do not modify
	the default setting here.

2006-03-14  Steven Bosscher  <stevenb.gcc@gmail.com>

	* tree-pass.h (pass_cfg): Remove.
	* alias.c (rest_of_handle_cfg, pass_cfg): Remove.
	* passes.c (pass_cfg): Don't run it.

2006-03-14  Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (reg-stack.o): Don't depend on gt-reg-stack.h.
	* reg-stack.c (stack_regs_mentioned_data): Change the type to
	VEC(char,heap) *.
	(stack_regs_mentioned): Update the uses of
	stack_regs_mentioned_data.  Don't access the array beyond its
	end.
	(reg_to_stack): Update the uses of stack_regs_mentioned_data.
	Don't include gt-reg-stack.h.

	* config/bfin/bfin.h (UNALIGNED_WORD_ASM_OP): Remove.
	* system.h (UNALIGNED_WORD_ASM_OP): Poison.

	* combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): Remove.

	PR middle-end/26684
	* reg-stack.c (stack_regs_mentioned_data): Put it undef #ifdef
	STACK_REGS.

2006-03-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Fix typo.

2006-03-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26672
	* tree-ssa-propagate.c (set_rhs): Don't walk DEFs if not in
	SSA form.

2006-03-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26667
	* ipa-inline.c (cgraph_check_inline_limits): Walk the correct
	node for the callees.  Always allow inlining if it will shrink
	the function size.

2006-03-14  Richard Guenther  <rguenther@suse.de>

	PR middle-end/26659
	* builtins.c (get_pointer_alignment): Prefer alignment
	information from decls over that from types.

2006-03-14  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/26657
	* config/darwin.h (LINK_COMMAND_SPEC): Handle -fopenmp.

2006-03-14  Joseph S. Myers  <joseph@codesourcery.com>

	* config/rs6000/rs6000.opt (mdlmzb): New option.
	(msched-prolog, msched-epilog): Use Var not Mask.
	* doc/invoke.texi (-mdlmzb): Document.
	* config/rs6000/rs6000.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
	MASK_SCHED_PROLOG.
	(rs6000_override_options): Enable -mdlmzb for 405 and 440.
	* config/rs6000/rs6000.md: Add dlmzb support for 405 and 440.

2006-03-13  Uttam Pawar  <uttamp@us.ibm.com>

	PR rtl-optimization/25739
	* bt-load.c (augment_live_range): Free tos pointer.

	* gensupport.c (identify_predicable_attribute): Free
	p_false pointer.
	* gcov.c (create_file_names): Free name pointer.

2006-03-13  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26557
	* stmt.c (emit_case_nodes): Handle the case where the index is a
	CONST_INT, where the comparison mode is specified by the index type.

2006-03-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Define when CRTSTUFFS_O
	is defined.

2006-03-13  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/mips.md (*branch_fp): Use %Z2 for the condition.
	(*branch_fp_inverted): Likewise.

2006-03-13  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/25989
	* omp-low.c (expand_omp_for_generic): Mark istart0
	and iend0 as addressable.

2006-03-13  Jie Zhang  <jie.zhang@analog.com>

	* config/bfin/uclinux.h: Define _GNU_SOURCE in CPLUSPLUS_CPP_SPEC.

2006-03-13  Jeff Law  <law@redhat.com>

	* tree-vrp.c (stmt_interesting_for_vrp): Some statements with
	virtual operands are interesting.
	(vrp_visit_stmt): Corresponding changes.

2006-03-13  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/lib1funcs.asm (___umodsi3): Use stack to save contents
	of RETS.
	* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If
	TARGET_ID_SHARED_LIBRARY, define __ID_SHARED_LIB__.
	* config/bfin/crti.S: Use it instead of __PIC__.
	* config/bfin/crtn.S: Likewise.

	* config/bfin/bfin.md (call_value_symbol, sibcall_value_symbol,
	call_symbol, sibcall_symbol): Disallow if TARGET_ID_SHARED_LIBRARY,
	not if flag_pic.
	Lose 'G' modifier for call operand.
	* config/bfin/bfin.c (print_operand) <case SYMBOL_REF>: Don't
	recognize 'G' modifier.

2006-03-13  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/18859
	* gimplify.c (gimplify_switch_expr): Discard empty ranges.
	* stmt.c (expand_case): Likewise.

2006-03-13  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26254
	* loop-invariant.c (seq_insns_valid_p): New function.
	(move_invariant_reg): Only emit new code if it is valid.

2006-03-13  Zdenek Dvorak <dvorakz@suse.cz>

	* cfgrtl.c (last_loop_beg_note, back_edge_of_syntactic_loop_p):
	Removed.
	(force_nonfallthru_and_redirect): Do not use last_loop_beg_note.
	(rtl_split_edge): Do not use back_edge_of_syntactic_loop_p.
	(commit_one_edge_insertion): Do not look for loop notes.

2006-03-13  Zdenek Dvorak <dvorakz@suse.cz>

	* jump.c (follow_jumps): Do not check for loop notes.  Move check for
	flag_test_coverage out of loop.

2006-03-13  Zdenek Dvorak <dvorakz@suse.cz>

	* final.c (shorten_branches): Remove outdated comment, and turn
	the if branch that guards it to continue.

2006-03-13  Zdenek Dvorak <dvorakz@suse.cz>

	* cfgloop.c (flow_loop_dump): Do not dump loop->invalid field.
	* cfgloop.h (struct loop): Remove unused fields.

2006-03-13  Kazu Hirata  <kazu@codesourcery.com>

	* doc/invoke.texi (-fdump-rtl-loop): Remove.
	(-dL, -fdump-rtl-loop2): Update the dump file names

	* doc/invoke.texi: Update dump file names.

2006-03-12  Steven Bosscher  <stevenb.gcc@gmail.com>

	* predict.c (estimate_probability): Remove.
	* profile.c (rest_of_handle_branch_prob, pass_branch_prob): Remove.
	* basic-block.h (estimate_probability): Remove prototype.
	* passes.c (finish_optimization_passes): Dump branch prediction or
	profiling heuristics to the .profile tree dump.
	(init_optimization_passes): Unqueue pass_branch_prob.

	* doc/invoke.texi (-fdump-rtl-bp): Remove.

2006-03-11  Steven Bosscher  <stevenb.gcc@gmail.com>

	* rtl.def (LABEL_REF): Remove the field for LABEL_NEXTREF.
	* rtl.h (LABEL_NEXTREF): Remove field accessor.

2006-03-11  Eric Botcazou  <ebotcazou@adacore.com>

	* function.h (frame_offset_overflow): Declare.
	* function.c (frame_offset_overflow): New function.
	(assign_stack_local_1): Call it to detect that the offset overflows.
	* cfgexpand.c (alloc_stack_frame_space): Likewise.

2006-03-11  Steven Bosscher  <stevenb.gcc@gmail.com>

	* config/sh/sh.c: Include alloc-pool.h.
	(label_ref_list_pool): New alloc pool.
	(label_ref_list_t): New type for lists of labels.
	(struct pool_node): Make wend a label_ref_list_t.
	(add_constant): Use the new type, eradicate LABEL_NEXTREF
	references.
	(dump_table): Likewise.
	(sh_reorg): Set up the alloc pool before using add_constant and
	dump_table, and destroy it when finishing.

2006-03-11  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/mips.c: Remove redundant comment.

2006-03-10  Jason Merrill  <jason@redhat.com>

	PR c/26004
	* gimplify.c (gimplify_modify_expr_rhs): Don't do return slot opt if
	the target was declared 'register'.

2006-03-10  Adam Nemet  <anemet@caviumnetworks.com>

	* genpreds.c (write_insn_constraint_len): Change definition of
	insn_constraint_len to return size_t to match the declaration.

2006-03-10  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Bit numbers
	start at zero.
	(m32c_expand_insv): Fix test for an AND mask.

2006-03-10  Richard Guenther  <rguenther@suse.de>

	PR middle-end/26565
	* builtins.c (get_pointer_alignment): Handle component
	references for field alignment.

2006-03-10  J"orn Rennecke <joern.rennecke@st.com>

	* config.gcc (sh*-superh-elf, sh*elf (newlib)): Use newlib.h
	when building with libgloss.
	(sh*elf): Implement --without-fp option.
	(sh64-superh-linux*): Don't multilib.

2006-03-10  J"orn Rennecke <joern.rennecke@st.com>

	* struct-equiv.c (rtx_equiv_p): Fix POST_MODIFY case.

2006-03-09  Andrew Pinski  <pinskia@physics.uc.edu>

	* tree-ssa-phiopt.c (tree_ssa_phiopt): Add cfgchanged variable.
	Set it when one of the replacement functions returned true.
	Return TODO_cleanup_cfg if cfgchanged is true.
	(pass_phiopt) <todo_flags_finish>: Remove TODO_cleanup_cfg.

2006-03-09  Adam Nemet  <anemet@caviumnetworks.com>

	* combine.c (simplify_shift_const_1): Use gen_lowpart_or_truncate
	instead of gen_lowpart.

2006-03-09  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/mips-protos.h (mips_output_conditional_branch): Change
	interface.
	(mips_output_order_conditional_branch): Declare.
	* config/mips/mips.h (MIPS_BRANCH): New macro.
	* config/mips/mips.c (gen_conditional_branch): Use VOIDmode
	for the comparison.  Use gen_condjump.
	(mips_output_conditional_branch): Rework interface to take the
	asm templates for a direct branch and the inverse of a direct branch.
	(mips_output_order_conditional_branch): New function.
	(mips_builtin_branch_and_move): New function.
	(mips_expand_builtin_compare): Use it.  Use VOIDmode for the
	branch condition.  Use gen_single_cc as the condition for
	__builtin_mips_upper_* or __builtin_mips_lower_*.
	(mips_expand_builtin_bposge): Use mips_builtin_branch_and_move.
	Use VOIDmode for the branch condition.
	* config/mips/predicates.md (order_operator): New predicate.
	* config/mips/mips.md (UNSPEC_SINGLE_CC): New constant.
	(branch_fp): Rename to...
	(*branch_fp): ...this.  Remove mode from comparison operator.
	Use new mips_output_conditional_branch interface.
	(branch_fp_inverted): Rename to...
	(*branch_fp_inverted): ...this and update as for *branch_fp.
	(*branch_zero<mode>): Rename to...
	(*branch_order<mode>): ...this.  Remove mode from comparison operator.
	Use mips_output_order_conditional_branch.  Only accept ordered
	comparisons.
	(*branch_zero<mode>_inverted): Rename to...
	(*branch_order<mode>_inverted): ...this and update as for
	*branch_order<mode>.
	(*branch_equality<mode>): Accept zero as the second operand to
	the equality operator.  Use the new mips_output_conditional_branch
	interface.
	(*branch_equality<mode>_inverted): Likewise.
	(condjump): New expander.
	* config/mips/mips-dsp.md (mips_bposge): Remove mode from comparison
	operator.
	* config/mips/mips-ps-3d.md (bc1any4t, bc1any4f): Likewise.
	(bc1any2t, bc1any2f): Likewise.
	(single_cc): New expander.
	(*branch_upper_lower, *branch_upper_lower_inverted): New patterns.

2006-03-09  Richard Sandiford  <richard@codesourcery.com>

	* doc/md.texi: Update documentation of MIPS constraints.
	* config/mips/constraints.md: New file.
	* config/mips/mips.md: Include it.
	* config/mips/mips.c (mips_char_to_class): Delete.
	(override_options): Don't initialize mips_char_to_class.
	* config/mips/mips.h (mips_char_to_class): Delete.
	(REG_CLASS_FROM_LETTER): Delete.
	(CONST_OK_FOR_LETTER_P): Delete.
	(CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
	(EXTRA_CONSTRAINT_Y): Delete.
	(EXTRA_CONSTRAINT_STR): Delete.
	(CONSTRAINT_LEN): Delete.
	(EXTRA_MEMORY_CONSTRAINT): Delete.

2006-03-09  Diego Novillo  <dnovillo@redhat.com>

	* tree-cfg.c (move_block_to_fn): Remove the statements from the
	original fn's eh regions.

2006-03-09  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (build_range_check): Make sure to use a valid type to
	apply the "(c>=low) && (c<=high) into (c-low>=0) && (c-low<=high-low)"
	transformation.

	(range_predecessor): New static function.
	(range_successor): Likewise.
	(merge_ranges): Use them to compute predecessors and successors of
	range bounds.

2006-03-09  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26561
	* fold-const.c (fold_div_compare): When optimizing X/C1 op C2 as
	X op C3, consider whether C3 overflows towards +Inf or -Inf.

2006-03-08  DJ Delorie  <dj@redhat.com>

	* config/m32c/addsub.md (addqi3): Disparage a0/a1.
	(addpsi3): Expand to include memory operands.  Remove
	reload-specific splits.
	* config/m32c/bitops.md (bset_qi, bset_hi, bclr_qi): New.
	(andqi3_16, andhi3_16, iorqi3_16, iorhi3_16): New.
	(andqi3_24, andhi3_24, iorqi3_24, iorhi3_24): New.
	(andqi3, andhi3, iorqi3, iorhi3): Convert to expanders.
	(shift1_qi, shift1_hi, insv): New.
	* config/m32c/cond.md (cbranchqi4, cbranchhi4): Remove.
	(cbranch<mode>4, stzx_16, stzx_24_<mode>, stzx_reversed,
	cmp<mode>, b<code>, s<code>, s<code>_24, movqicc, movhicc,
	cond_to_int): New.
	* config/m32c/m32c-protos.h: Update as needed.
	* config/m32c/m32c.c (m32c_reg_class_from_constraint): Don't
	default the Rcr, Rcl, Raw, and Ral constraints.  Add Ra0 and Ra1.
	Fail for unrecognized R* constraints.
	(m32c_cannot_change_mode_class): Be more picky about pseudos.
	(m32c_const_ok_for_constraint_p): Add Imb, Imw, and I00.
	(m32c_extra_constraint_p2): Allow (mem (plus (plus fb int) int)).
	Add Sp constraint.
	(m32c_init_libfuncs): New.
	(m32c_legitimate_address_p): Add debug wrapper.
	(m32c_rtx_costs): New.
	(m32c_address_cost): New.
	(conversions): Add 'B' prefix.
	(m32c_print_operand): 'h' and 'H' pick lower and upper halves of
	operands, or word regnames for QI operands.  'B' prints bit
	position.
	(m32c_expand_setmemhi): New.
	(m32c_expand_movmemhi): New.
	(m32c_expand_movstr): New.
	(m32c_expand_cmpstr): New.
	(m32c_prepare_shift): Shift counts are limited to 16 bits at a time.
	(m32c_expand_neg_mulpsi3): Handle non-ints.
	(m32c_cmp_flg_0): New.
	(m32c_expand_movcc): New.
	(m32c_expand_insv): New.
	(m32c_scc_pattern): New.
	* config/m32c/m32c.h (reg classes): Add AO_REGS and A1_REGS.  Take
	a0/a1 out of SIregs.
	(STORE_FLAG_VALUE): New.
	* config/m32c/m32c.md: Add unspecs for string moves.  Define various mode and
	code macros.
	(no_insn): New.
	* config/m32c/mov.md: Make constraints more liberal.
	(zero_extendqihi2): Optimize r0/r1 case.
	* config/m32c/muldiv.md (mulpsi3): Check for intvals.
	* config/m32c/predicates.md (m32c_any_operand): New.
	(m32c_nonimmediate_operand): New.
	(m32c_hl_operand): New.
	(m32c_r3_operand): New.
	(ap_operand): New.
	(ma_operand): New.
	(memsym_operand): New.
	(memimmed_operand): New.
	(a_qi_operand): New.
	(m32c_eqne_operator): New.
	(m32c_1bit8_operand): New.
	(m32c_1bit16_operand): New.
	(m32c_1mask8_operand): New.
	(m32c_1mask16_operand): New.
	* config/m32c/blkmov.md: New file.
	* config/m32c/t-m32c (MD_FILES): Add blkmov.

2006-03-08  Andreas Tobler  <a.tobler@schweiz.ch>

	* dwarf2out.c (expand_builtin_dwarf_sp_column): Make dwarf_regnum
	unsigned to fix signed/unsigned comparison issue in
	DWARF2_FRAME_REG_OUT.
	(expand_builtin_init_dwarf_reg_sizes): Make i unsigned to fix signed/
	unsigned comparison issue in DWARF2_FRAME_REG_OUT.

	* tree-ssa-operands.c (finalize_ssa_def_ops): Move the declaration
	of ptr into the ENABLE_CHECKING section.

2006-03-08  Jeff Law  <law@redhat.com>

	* tree-vrp.c (infer_value_range): Only count pointer uses
	and dereferences if -fdelete-null-pointer-checks is enabled.

	* tree-vrp.c (find_assert_locations): Infer value ranges for
	single use pointers, but do not create ASSERT_EXPRs for them.
	When a non-null range is inferred for a pointer, backwards
	propagate that range to other equivalent pointers through the
	use-def chain.

2006-03-08  Paolo Bonzini  <bonzini@gnu.org>

	PR bootstrap/26500
	* Makefile.in (dvi, html, install-info): Invoke the corresponding
	language hook targets.
	* ada/Make-lang.in, cp/Make-lang.in, objc/Make-lang.in,
	objcp/Make-lang.in: Create stub rules for dvi, html, install-info
	if language hook targets were missing.

2006-03-07  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-opfinalize.h: Removed.
	* Makefile.in (tree-ssa-operands.o): Remove tree-ssa-opfinalize.h
	dependency.
	* tree-ssa-operands.c: Do not include tree-ssa-opfinalize.h.
	(ALLOC_OPTYPE, APPEND_OP_AFTER, MOVE_HEAD_AFTER, MOVE_HEAD_TO_FREELIST,
	INITIALIZE_USE, add_def_op, add_use_op, add_vuse_op, add_maydef_op,
	add_mustdef_op, finalize_ssa_def_ops, finalize_ssa_use_ops,
	finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
	finalize_ssa_v_must_def_ops): New.

2006-03-07  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-scan.c: (df_bb_refs_record): Fix obvious typo with wrong
	block as parameter.

2006-03-07  Geoffrey Keating  <geoffk@apple.com>

	* varasm.c (assemble_end_function): Say that 'fnname' is unused.

	* config/i386/i386.c (ix86_delegitimize_address): Handle Darwin
	addresses with offsets; reorganize.

	* dwarf2out.c (DWARF2_FRAME_REG_OUT): Move up in file.
	(expand_builtin_dwarf_sp_column): Call DWARF2_FRAME_REG_OUT.
	(expand_builtin_init_dwarf_reg_sizes): Likewise.

2006-03-08  David Billinghurst <David.Billinghurst@riotinto.com>

	PR target/26588
	* config/i386/cygwin.h (GOMP_SELF_SPECS): Define.

2006-03-08  Ben Elliston  <bje@au.ibm.com>

	* config/fp-bit.h (CMPtype): Typedef to a word mode integer.

2006-03-07  Aldy Hernandez  <aldyh@redhat.com>

	PR gomp/26238
	* doc/passes.texi (Tree-SSA passes): Document omp lowering and
	expansion.

2006-03-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26587
	* tree-ssa-structalias.c (handle_ptr_arith): Handle MINUS_EXPR.

2006-03-07  Richard Sandiford  <richard@codesourcery.com>

	* varasm.c (assemble_variable): Fix setting of DECL_IN_TEXT_SECTION.

2006-03-07  Richard Sandiford  <richard@codesourcery.com>

	* hooks.c (hook_bool_mode_rtx_true): New function.
	* hooks.h (hook_bool_mode_rtx_true): Declare.
	* toplev.c (compile_file): Call output_shared_constant_pool.
	* varasm.c (shared_constant_pool): New variable.
	(assemble_start_function, assemble_end_function): Remove arguments
	from call to output_constant_pool.
	(create_constant_pool): New function, split out from...
	(init_varasm_status): ...here.
	(force_const_mem): Choose between the shared and per-function constant
	pools.  Set current_function_uses_const_pool when reusing old entries
	as well as when creating new ones.
	(mark_constant): Ignore data argument.
	(mark_constants): Remove pool argument.
	(mark_constant_pool): Likewise.  Use current_function_uses_const_pool
	to decide whether the function uses a constant pool.
	(output_constant_pool_contents): New function, split out from...
	(output_constant_pool): ...here.
	(output_shared_constant_pool): New function.
	(init_varasm_once): Initialize shared_constant_pool.
	* output.h (output_constant_pool): Delete.
	(output_shared_constant_pool): Declare.
	* config/s390/s390-protos.h (s390_output_constant_pool): Delete.
	* config/i386/i386.c (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Override.

2006-03-06  Nick Clifton  <nickc@redhat.com>

	* config/m32r/m32r.h (OPTIMIZATION_OPTIONS): Remove reference to
	flag_strength_reduce.

2006-03-06  Ben Elliston  <bje@au.ibm.com>

	* config.gcc: Add t-dfprules to $tmake_file for i*86-*-linux* and
	x86_64-*-linux* configurations.

	* config/dfp-bit.h (CMPtype): Typedef to a word mode integer.
	(LIBGCC2_WORDS_BIG_ENDIAN): Define.

2006-03-05  Kazu Hirata  <kazu@codesourcery.com>

	* tree-ssa-threadupdate.c (rediscover_loops_after_threading):
	Remove.
	* basic-block.h: Remove the extern for
	rediscover_loops_after_threading.

	* cfgloop.c (cancel_loop): Make it static.
	* cfgloop.h: Remove the prototype for cancel_loop.

	* flow.c (recompute_reg_usage): Make it static.
	* rtl.h: Remove the prototype for recompute_reg_usage.

	* function.c (use_return_register): Make it static.
	* function.h: Remove the prototype.

2006-03-05  Kazu Hirata  <kazu@codesourcery.com>

	* recog.c (volatile_mem_p, validate_change_maybe_volatile):
	Remove.
	* recog.h: Remove the prototype for
	validate_change_maybe_volatile.

2006-03-05  Kazu Hirata  <kazu@codesourcery.com>

	* rtlanal.c (replace_reg): Remove.
	* rtl.h: Remove the prototype for replace_reg.

2006-03-05  Kazu Hirata  <kazu@codesourcery.com>

	* regclass.c (reg_scan_update): Remove.
	(reg_scan_mark_refs): Remove the last argument.
	* rtl.h: Remove the prototype for reg_scan_update.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* builtins.c, c-pragma.h, c-typeck.c, cgraph.c, cgraphunit.c,
	combine.c, common.opt, config/dfp-bit.c, config/i386/i386.c,
	config/m68k/m68k.c, config/m68k/m68k.md, config/mt/mt.c,
	config/mt/mt.h, config/s390/s390.md, df-core.c, df-problems.c,
	df-scan.c, df.h, diagnostic.c, expr.c, function.h, gimplify.c,
	loop-invariant.c, omp-low.c, opts.c, passes.c,
	rtl-factoring.c, rtlanal.c, struct-equiv.c, tree-cfgcleanup.c,
	tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c,
	tree-ssa-structalias.c, tree-ssa-threadedge.c,
	tree-ssa-threadupdate.c, tree-vect-patterns.c,
	tree-vect-transform.c, tree-vectorizer.h, tree-vrp.c,
	unwind-dw2.c: Fix comment typos.  Follow spelling conventions.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* dwarf2out.c (dwarf2out_add_library_unit_info): Remove.
	* dwarf2out.h: Remove the prototype for
	dwarf2out_add_library_unit_info.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* tree.c (add_var_to_bind_expr): Remove.
	* tree.h: Remove the prototype for add_var_to_bind_expr.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* regclass.c (n_non_fixed_regs): Remove.
	(init_reg_sets_1, globalize_reg): Remove all uses of
	n_non_fixed_regs.
	* hard-reg-set.h: Remove the extern for n_non_fixed_regs.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* rtlanal.c (insns_safe_to_move_p): Remove.
	* rtl.h: Remove the prototype for insns_safe_to_move_p.

2006-03-04  Kazu Hirata  <kazu@codesourcery.com>

	* expmed.c (expand_mult_add): Remove.
	* expr.h: Remove the prototype for expand_mult_add.

2006-03-04  Jakub Jelinek  <jakub@redhat.com>

	* unwind-dw2.h (_Unwind_FrameState): Add REG_SAVED_VAL_OFFSET
	and REG_SAVED_VAL_EXP constants.
	* unwind-dw2.c (struct _Unwind_Context): Add by_value array.
	(_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
	Handle regs stored by value.
	(_Unwind_SetGRValue, _Unwind_GRByValue): New functions.
	(execute_cfa_program): Handle DW_CFA_val_offset,
	DW_CFA_val_offset_sf and DW_CFA_val_expression.
	(uw_update_context_1): Handle REG_SAVED_REG with regs stored by
	value specially.  Handle REG_SAVED_VAL_OFFSET and REG_SAVED_VAL_EXP.
	(uw_install_context_1): Handle target regs stored by value.

2006-03-03  Daniel Berlin  <dberlin@dberlin.org>

	* tree-sra.c (tree_sra): Return todoflags;
	(generate_one_element): Set TODO_update_smt_usage if needed.
	(pass_sra): Remove TODO_update_smt_usage.
	* tree-ssa-forwprop.c (forward_propagate_addr_expr): Add some
	parameter.
	(tree_ssa_forward_propagate_single_use_vars): Return
	TODO_update_smt_usage if we need to update SMT usage.
	(pass_forwprop): Remove TODO_update_smt_usage.

2006-03-03  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-operands.c: Tidy whitespace.  Fix spelling.
	(correct_use_link): Remove reference to get_stmt_operands.
	(update_stmt_operands): Likewise.
	(get_modify_expr_operands): New function factored out of
	parse_ssa_operands and get_expr_operands.
	Try to create V_MUST_DEFs for LHS by default.
	(get_expr_operands) <case MODIFY_EXPR>: Call
	get_modify_expr_operands.
	<case ARRAY_RANGE_REF>: Handle together with ARRAY_REF.
	<case BIT_FIELD_REF>: Clear opf_kill_def from FLAGS.
	(parse_ssa_operands) <case MODIFY_EXPR>: Call
	get_modify_expr_operands.

2006-03-03  Kazu Hirata  <kazu@codesourcery.com>

	* tree-dfa.c (referenced_var_lookup_if_exists): Remove.
	* tree-flow.h: Remove the prototype for
	referenced_var_lookup_if_exists.

2006-03-03  Steve Ellcey  <sje@cup.hp.com>

	PR rtl-optimization/26345
	PR target/19061
	* config/ia64/predicates.md (basereg_operand): Don't look in subregs.

2006-03-03  Roger Sayle  <roger@eyesopen.com>

	PR tree-optimization/26524
	* tree-scalar-evolution.c (interpret_rhs_modify_expr): Use
	fold_convert to create a constant of the appropriate type.

2006-03-03  Richard Sandiford  <richard@codesourcery.com>

	* doc/tm.texi: Refer to SYMBOL_REF_HAS_BLOCK_INFO_P instead of
	SYMBOL_REF_IN_BLOCK_P.
	* doc/rtl.texi: Likewise.  Refer to SYMBOL_FLAG_HAS_BLOCK_INFO instead
	of SYMBOL_FLAG_IN_BLOCK.
	* gengtype.c (adjust_field_rtx_def): Use SYMBOL_REF_HAS_BLOCK_INFO_P
	instead of SYMBOL_REF_IN_BLOCK_P.
	* explow.c (use_anchored_address): Likewise.
	* rtl.c (rtx_size): Likewise.
	* varasm.c (create_block_symbol): Set SYMBOL_FLAG_HAS_BLOCK_INFO
	instead of SYMBOL_FLAG_IN_BLOCK.
	(make_decl_rtl): Use SYMBOL_REF_HAS_BLOCK_INFO_P instead of
	SYMBOL_REF_IN_BLOCK_P.
	(assemble_variable): Likewise.
	(output_constant_def_contents): Likewise.
	(output_constant_pool): Likewise.
	(default_encode_section_info): Preserve SYMBOL_FLAG_HAS_BLOCK_INFO
	instead of SYMBOL_FLAG_IN_BLOCK.
	* rtl.h (block_symbol): Refer to SYMBOL_REF_HAS_BLOCK_INFO_P instead of
	SYMBOL_REF_IN_BLOCK_P.
	(SYMBOL_REF_BLOCK): Likewise.
	(SYMBOL_REF_OFFSET): Likewise.
	(BLOCK_SYMBOL_CHECK): Use SYMBOL_REF_HAS_BLOCK_INFO_P instead of
	SYMBOL_REF_IN_BLOCK_P.
	(SYMBOL_FLAG_IN_BLOCK): Replace with...
	(SYMBOL_FLAG_HAS_BLOCK_INFO): ...this.
	(SYMBOL_REF_IN_BLOCK_P): Replace with...
	(SYMBOL_REF_HAS_BLOCK_INFO_P): ...this.

2006-03-03  Jakub Jelinek  <jakub@redhat.com>

	* config/arm/unwind-arm.h (_Unwind_GetIPInfo): Fix pasto.

2006-03-02  Roger Sayle  <roger@eyesopen.com>

	* simplify-rtx.c (simplify_unary_operation): When simplifying
	(neg (lt X 0)) into (ashiftrt X C) or (lshiftrt X C), make sure
	that we perform the right shift in the appropriate mode, and
	then extend or truncate the result to requested mode.

2006-03-03  Zdenek Dvorak <dvorakz@suse.cz>

	* gengtype.c (main): Handle double_int type.
	* tree.h (struct tree_int_cst): Make type of int_cst double_int.
	* double-int.c: New file.
	* double-int.h: New file.
	* system.h: Include doubleint.h.
	* Makefile.in (SYSTEM_H): Include double-int.h.
	(double-int.o): Add.

2006-03-03  Joseph S. Myers  <joseph@codesourcery.com>

	PR bootstrap/26478
	* Makefile.in (stmp-int-hdrs): Remove include/unwind.h before
	copying over it.

2006-03-02  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-vrp.c (remove_range_assertions): Do not update statements
	unnecessarily.

2006-03-02  Zdenek Dvorak <dvorakz@suse.cz>

	* cse.c (rest_of_handle_cse): Do not pass CLEANUP_PRE_LOOP to cfg
	cleanup.
	* gcse.c (rest_of_handle_gcse): Ditto.
	* except.c (gate_handle_eh): Ditto.
	* cfgcleanup.c (rest_of_handle_jump2): Ditto.
	* basic-block.h (CLEANUP_PRE_LOOP): Remove.

2006-03-02  Eric Christopher  <echristo@apple.com>

	* config/i386/i386.c (machopic_output_stub): Add indirection to
	jump.

2006-03-02  Zdenek Dvorak <dvorakz@suse.cz>

	* loop.c: Removed.

2006-03-02  David S. Miller  <davem@sunset.davemloft.net>

	Sun Niagara specific optimizations.
	* config.gcc: Recognize niagara as target.
	* config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Mention Niagara.
	(TARGET_CPU_niagara): Define.
	(CPP_CPU64_DEFAULT_SPEC): Define __sparc_v9__ for Niagara.
	(ASM_CPU64_DEFAULT_SPEC): Pass -Av9b for Niagara.
	(CPP_CPU_SPEC): Handle -mcpu=niagara.
	(ASM_CPU_SPEC): Likewise.
	(PROCESSOR_NIAGARA): New enum entry.
	(REGISTER_MOVE_COST): Handle Niagara.
	(BRANCH_COST, PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES): Likewise.
	* config/sparc/sparc.c (niagara_costs): New processor_costs entry.
	(sparc_override_options): Recognize "niagara", set appropriate
	default MASK_* values for it, and align functions to 32-bytes
	by default just like ULTRASPARC/ULTRASPARC3.
	(sparc_initialize_trampoline): Handle niagara like ultrasparc.
	(sparc64_initialize_trampoline): Likewise.
	(sparc_use_sched_lookahead): Use zero for niagara.
	(sparc_issue_rate): Use one for niagara.
	* config/sparc/niagara.md: New file.
	* config/sparc/sparc.md: Include it.
	* config/sparc/sol2-bi.h (CPP_CPU64_DEFAULT_SPEC,
	ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Set appropriately
	when default cpu is niagara.
	(CPP_CPU_SPEC): Handle -mcpu=niagara.
	(ASM_CPU_SPEC): Likewise.
	* config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Set appropriately
	when default cpu is niagara.
	(ASM_CPU_SPEC): Handle -mcpu=niagara.
	* config/sparc/linux64.h: Handle a default of TARGET_CPU_niagara
	just like v9/ultrasparc/ultrasparc3.
	* doc/invoke.texi: Add documentation for "niagara" and improve
	existing documentation for ultrasparc variants.

2006-03-02  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-operands.c (update_stmt_operands): Update documentation.

2006-03-02  Richard Sandiford  <richard@codesourcery.com>

	* doc/tm.texi (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Document.
	(ASM_OUTPUT_BSS): Describe the two ways of handling global BSS,
	and say that only one is needed.
	* doc/rtl.texi (SYMBOL_REF_BLOCK): Say that the block can be null.
	* target.h (have_switchable_bss_sections): New hook.
	* explow.c (use_anchored_address): Check that the symbol is in a block.
	* varasm.c (tls_comm_section, comm_section, lcomm_section)
	(bss_noswitch_section): New variables.
	(get_unnamed_section): Add SECTION_UNNAMED to the flags.
	(get_noswitch_section): New function.
	(get_block_for_section): Allow SECT to be null.
	(unlikely_text_section_p): Use SECTION_STYLE.
	(bss_initializer_p): New function.
	(get_variable_section): Move earlier in file.  Take a new argument,
	prefer_noswitch_p.  Move bss checks from assemble_variable to here.
	Return one of the new *_sections in such cases.
	(get_block_for_decl): New function, extracting some logic from
	use_blocks_for_decl_p.
	(change_symbol_section): Remove in favor of...
	(change_symbol_block): ...this new function.
	(use_blocks_for_decl_p): Remove checks now performed by
	get_block_for_decl.
	(make_decl_rtl): Use change_symbol_block and get_block_for_decl.
	(ASM_EMIT_LOCAL, ASM_EMIT_BSS, ASM_EMIT_COMMON): Delete in favor of...
	(emit_local, emit_bss, emit_common): ...these new functions.
	Return true if the alignment was honored.
	(emit_tls_common): New function.
	(asm_emit_uninitialised): Delete.
	(assemble_variable_noswitch): New function, split out from...
	(assemble_variable): ...here.  Don't make decisions about common
	variables here.  Globalize all public decls that go into non-common
	sections.  Check whether SYMBOL_REF_BLOCK is null.
	(output_constant_def_contents): Check whether SYMBOL_REF_BLOCK is null.
	(output_constant_pool): Likewise.
	(init_varasm_once): Initialize the new section variables.
	(have_global_bss_p): New function.
	(categorize_decl_for_section): Use bss_initializer_p.
	(switch_to_section): Use SECTION_STYLE.  Abort for SECTION_NOSWITCH.
	(place_block_symbol): Assert that the symbol must be in a block.
	* target-def.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): New macro.
	(TARGET_INITIALIZER): Include it.
	* rtl.h (SYMBOL_REF_BLOCK): Document the null alternative.
	* output.h (SECTION_STYLE_MASK, SECTION_COMMON): New macros.
	(SECTION_MACH_DEP): Bump by two.
	(SECTION_UNNAMED, SECTION_NOSWITCH): New macros.
	(unnamed_section): Mention SECTION_UNNAMED in comment.
	(named_section): Likewise SECTION_NAMED.
	(noswitch_section_callback): New type.
	(noswitch_section): New structure.
	(section): Add a noswitch_section alternative.
	(SECTION_STYLE): New macro.
	(tls_comm_section, comm_section, lcomm_section): Declare.
	(bss_noswitch_section, have_global_bss_p): Declare.
	* config/elfos.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
	* config/iq2000/iq2000.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
	Override.
	* config/v850/v850.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
	* config/stormy16/stormy16.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
	Override.

2006-03-02  Daniel Berlin <dberlin@dberlin.org>

	* tree-vrp.c (execute_vrp): Return value.
	* regrename.c (rest_of_handle_regrename): Ditto.
	* tree-into-ssa.c (rewrite_into_ssa): Ditto.
	* tree-complex.c (tree_lower_complex): Ditto.
	(tree_lower_complex_O0): Ditto.
	* tracer.c (rest_of_handle_tracer): Ditto.
	* postreload-gcse.c (rest_of_handle_gcse2): Ditto.
	* postreload.c (rest_of_handle_postreload): Ditto.
	* tree-tailcall.c (execute_tail_recursion): Ditto.
	(execute_tail_calls): Ditto.
	* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
	* tree.h (init_function_for_compilation): Ditto.
	* ipa-cp.c (ipcp_driver): Ditto.
	* tree-scalar-evolution.c (scev_const_prop): Ditto.
	* tree-scalar-evolution.h (scev_const_prop): Ditto.
	* final.c (compute_alignments): Ditto.
	(rest_of_handle_final): Ditto.
	(rest_of_handle_shorten_branches): Ditto.
	(rest_of_clean_state): Ditto.
	* omp-low.c (execute_expand_omp): Ditto.
	(execute_lower_omp): Ditto.
	* tree-ssa-dse.c (tree_ssa_dse): Ditto.
	* ipa-reference.c (static_execute): Ditto.
	* tree-ssa-uncprop.c (tree_ssa_uncprop): Ditto.
	* reorg.c (rest_of_handle_delay_slots): Ditto.
	(rest_of_handle_machine_reorg): Ditto.
	* cgraphunit.c (rebuild_cgraph_edges): Ditto.
	* flow.c (recompute_reg_usage): Ditto.
	(rest_of_handle_remove_death_notes): Ditto.
	(rest_of_handle_life): Ditto.
	(rest_of_handle_flow2): Ditto.
	* tree-ssa-copyrename.c (rename_ssa_copies): Ditto.
	* tree-ssa-ccp.c (do_ssa_ccp): Ditto.
	(do_ssa_store_ccp): Ditto.
	(execute_fold_all_builtins): Ditto.
	* mode-switching.c (rest_of_handle_mode_switching): Ditto.
	* modulo-sched.c (rest_of_handle_sms): Ditto.
	* ipa-pure-const.c (static_execute): Ditto.
	* cse.c (rest_of_handle_cse): Ditto.
	(rest_of_handle_cse2): Ditto.
	* web.c (rest_of_handle_web): Ditto.
	* tree-stdarg.c (execute_optimize_stdarg): Ditto.
	* tree-ssa-math-opts.c (execute_cse_reciprocals): Ditto.
	* tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto.
	* tree-nrv.c (tree_nrv): Ditto.
	(execute_return_slot_opt): Ditto.
	* tree-ssa-alias.c (compute_may_aliases): Ditto.
	(create_structure_vars): Ditto.
	* loop-init.c (rtl_loop_init): Ditto.
	(rtl_loop_done): Ditto.
	(rtl_move_loop_invariants): Ditto.
	(rtl_unswitch): Ditto.
	(rtl_unroll_and_peel_loops): Ditto.
	(rtl_doloop): Ditto.
	* gimple-low.c (lower_function_body): Ditto.
	(mark_used_blocks): Ditto.
	* tree-ssa-sink.c (execute_sink_code): Ditto.
	* ipa-inline.c (cgraph_decide_inlining): Ditto.
	(cgraph_early_inlining): Ditto.
	* global.c (rest_of_handle_global_alloc): Ditto.
	* jump.c (cleanup_barriers): Ditto.
	(purge_line_number_notes): Ditto.
	* ifcvt.c (rest_of_handle_if_conversion): Ditto.
	(rest_of_handle_if_after_reload): Ditto.
	* tree-ssa-loop.c (tree_ssa_loop_init): Ditto.
	(tree_ssa_loop_im): Ditto.
	(tree_ssa_loop_unswitch): Ditto.
	(tree_vectorize): Ditto.
	(tree_linear_transform): Ditto.
	(tree_ssa_loop_ivcanon): Ditto.
	(tree_ssa_empty_loop): Ditto.
	(tree_ssa_loop_bounds): Ditto.
	(tree_complete_unroll): Ditto.
	(tree_ssa_loop_prefetch): Ditto.
	(tree_ssa_loop_ivopts): Ditto.
	(tree_ssa_loop_done): Ditto.
	* predict.c (tree_estimate_probability): Ditto.
	* recog.c (split_all_insns_noflow): Ditto.
	(rest_of_handle_peephole2): Ditto.
	(rest_of_handle_split_all_insns): Ditto.
	* tree-eh.c (lower_eh_constructs): Ditto.
	* regmove.c (rest_of_handle_regmove): Ditto.
	(rest_of_handle_stack_adjustments): Ditto.
	* local-alloc.c (rest_of_handle_local_alloc): Ditto.
	* function.c (instantiate_virtual_regs): Ditto.
	(init_function_for_compilation): Ditto.
	(rest_of_handle_check_leaf_regs): Ditto.
	* gcse.c (rest_of_handle_jump_bypass): Ditto.
	(rest_of_handle_gcse): Ditto.
	* ipa-type-escape.c (type_escape_execute): Ditto.
	* alias.c (rest_of_handle_cfg): Ditto.
	* tree-if-conv.c (main_tree_if_conversion): Ditto.
	* profile.c (rest_of_handle_branch_prob): Ditto.
	* tree-ssa-phiopt.c (tree_ssa_phiopt): Ditto.
	* rtl-factoring.c (rest_of_rtl_seqabstr): Ditto.
	* bt-load.c (rest_of_handle_branch_target_load_optimize): Ditto
	* tree-dfa.c (find_referenced_vars): Ditto.
	* except.c (set_nothrow_function_flags): Ditto.
	(convert_to_eh_region_ranges): Ditto.
	(rest_of_handle_eh): Ditto.
	* emit-rtl.c (unshare_all_rtl): Ditto.
	(remove_unnecessary_notes): Ditto.
	* except.h (set_nothrow_function_flags): Ditto.
	(convert_to_eh_region_ranges): Ditto.
	* cfgexpand.c (tree_expand_cfg): Ditto.
	* tree-cfgcleanup.c (merge_phi_nodes): Ditto.
	* tree-ssa-pre.c (do_pre): Ditto.
	(execute_fre): Ditto.
	* cfgcleanup.c (rest_of_handle_jump): Ditto.
	(rest_of_handle_jump2): Ditto.
	* tree-sra.c (tree_sra): Ditto.
	* tree-mudflap.c (execute_mudflap_function_ops): Ditto.
	(execute_mudflap_function_decls): Ditto.
	* tree-ssa-copy.c (do_copy_prop): Ditto.
	(do_store_copy_prop): Ditto.
	* ipa-prop.h (ipcp_driver): Ditto.
	* cfglayout.c (insn_locators_initialize): Ditto.
	* tree-ssa-forwprop.c
	(tree_ssa_forward_propagate_single_use_vars): Ditto.
	* cfglayout.h (insn_locators_initialize): Ditto.
	* tree-ssa-dce.c (tree_ssa_dce): Ditto.
	* tree-ssa.c (execute_early_warn_uninitialized): Ditto.
	(execute_late_warn_uninitialized): Ditto.
	* rtl.h (cleanup_barriers): Ditto.
	(split_all_insns_noflow): Ditto.
	(purge_line_number_notes): Ditto.
	(unshare_all_rtl): Ditto.
	(remove_unnecessary_notes): Ditto.
	(recompute_reg_usage): Ditto.
	(variable_tracking_main): Ditto.
	* integrate.c (emit_initial_value_sets): Ditto.
	* integrate.h (emit_initial_value_sets): Ditto.
	* tree-optimize.c (execute_free_datastructures): Ditto
	(execute_free_cfg_annotations): Ditto.
	(execute_fixup_cfg): Ditto.
	(execute_cleanup_cfg_pre_ipa): Ditto.
	(execute_cleanup_cfg_post_optimizing): Ditto.
	(execute_init_datastructures): Ditto.
	* tree-object-size.c (compute_object_sizes): Ditto.
	* combine.c (rest_of_handle_combine): Ditto.
	* tree-outof-ssa.c (rewrite_out_of_ssa): Ditto.
	* bb-reorder.c (duplicate_computed_gotos): Ditto.
	(rest_of_handle_reorder_blocks): Ditto.
	(rest_of_handle_partition_blocks): Ditto.
	* var-tracking.c (variable_tracking_main): Ditto.
	* tree-profile.c (tree_profiling): Ditto.
	* tree-vect-generic.c (expand_vector_operations): Ditto.
	* reg-stack.c (rest_of_handle_stack_regs): Ditto.
	* sched-rgn.c (rest_of_handle_sched): Ditto.
	(rest_of_handle_sched2): Ditto.
	* basic-block.h (free_bb_insn): Ditto.
	* tree-ssa-structalias.c (ipa_pta_execute): Ditto.
	* tree-cfg.c (execute_build_cfg): Ditto.
	(remove_useless_stmts): Ditto.
	(split_critical_edges): Ditto.
	(execute_warn_function_return): Ditto.
	(execute_warn_function_noreturn): Ditto.
	* tree-ssa-reassoc.c (execute_reassoc): Ditto.
	* cfgrtl.c (free_bb_for_insn): Ditto.
	* passes.c (execute_one_pass): Run additional
	todos returned by execute function.
	* tree-pass.h (struct tree_opt_pass): Make execute
	return a value.

2006-03-02  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (find_used_portions): Consider taking
	the address as making the variable not write-only.

2006-03-02  Nick Clifton  <nickc@redhat.com>

	* config.gcc (default_use_cxa_atexit): Extend the description of
	this configure variable.  Set its default value to "yes" for
	Linux, NetBSD and ELF targets on the assumption that they will
	use C libraries with the __cxa_atexit function.

2006-03-02  Ben Elliston  <bje@au.ibm.com>

	* config/rs6000/linux-unwind.h (frob_update_context): Mark `fs'
	parameter as unused to suppress a build warning.

2006-03-02  Ben Elliston  <bje@au.ibm.com>

	* mklibgcc.in: Depend on config/dfp-bit.h in rules that compile
	config/dfp-bit.c.

2006-03-01  Roger Sayle  <roger@eyesopen.com>

	PR other/26489
	* gthr-posix.h (__gthrw2): Define to take three parameters, the
	declared name, the weak reference name, and the typeof name.
	(__gthrw): Avoid expanding the declared name suffix.
	(__gthrw3): New Tru64 specific macro to simplify the OSF/1 decls.

2006-03-01  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2.h (DW_TAG_condition, DW_TAG_shared_type): New constants
	from DWARF 3.
	(DW_AT_description, DW_AT_binary_scale, DW_AT_decimal_scale,
	DW_AT_small, DW_AT_decimal_sign, DW_AT_digit_count,
	DW_AT_picture_string, DW_AT_mutable, DW_AT_threads_scaled,
	DW_AT_explicit, DW_AT_object_pointer, DW_AT_endianity,
	DW_AT_elemental, DW_AT_pure, DW_AT_recursive): New.
	(DW_OP_form_tls_address, DW_OP_call_frame_cfa, DW_OP_bit_piece): New.
	(DW_ATE_packed_decimal, DW_ATE_numeric_string, DW_ATE_edited,
	DW_ATE_signed_fixed, DW_ATE_unsigned_fixed): New.
	(DW_DS_unsigned, DW_DS_leading_overpunch, DW_DS_trailing_overpunch,
	DW_DS_leading_separate, DW_DS_trailing_separate): New.
	(DW_END_default, DW_END_big, DW_END_little): New.
	(DW_END_lo_user, DW_END_hi_user): Define.
	(DW_LNE_lo_user, DW_LNE_hi_user): Define.
	(DW_CFA_val_offset, DW_CFA_val_offset_sf, DW_CFA_val_expression): New.
	(DW_LANG_PLI, DW_LANG_ObjC, DW_LANG_ObjC_plus_plus, DW_LANG_UPC,
	DW_LANG_D): New.

2006-03-01  Diego Novillo  <dnovillo@redhat.com>

	* tree.def (SYMBOL_MEMORY_TAG): Rename from TYPE_MEMORY_TAG.
	Update all users.
	* tree-pass.h (PROP_smt_usage): Rename from PROP_tmt_usage.
	Update all users.
	(TODO_update_smt_usage): Rename from TODO_update_tmt_usage.
	Update all users.
	* tree.h (SMT_USED_ALONE): Rename from TMT_USED_ALONE.
	Update all users.
	* tree-flow.h (struct var_ann_d): Rename field 'type_mem_tag'
	to 'symbol_mem_tag'.
	Update all users.
	* doc/tree-ssa.texi: Update documentation to reflect TMT->SMT
	rename.

2006-03-01  Roger Sayle  <roger@eyesopen.com>

	* builtins.c (fold_builtin_copysign): Delete unreachable code.

2006-03-01  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/25761
	* config/darwin.h (MACHOPIC_JUST_INDIRECT): Check just
	MACHO_DYNAMIC_NO_PIC_P.
	(MACHOPIC_PURE): Check flag_pic and not MACHO_DYNAMIC_NO_PIC_P.

2006-03-01  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/26389
	* config/darwin-protos.h (darwin_asm_output_anchor):
	Declare.
	* config/darwin-sections.def (cstring_section):
	Add SECTION_MERGE to the flags.
	(literal4_section): Likewise.
	(literal8_section): Likewise.
	(objc_selector_refs_section): Likewise.
	(objc_cls_refs_section): Likewise.
	* config/darwin.c (darwin_asm_output_anchor): New
	function.
	* config/darwin.h (TARGET_ASM_OUTPUT_ANCHOR): Define.

2006-03-01  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/26443
	* tree-vrp.c (pass_vrp): Add TODO_update_tmt_usage
	to todo and PROP_tmt_usage to properties_destroyed.
	* tree-ssa-ccp.c (pass_ccp): Ditto.
	(pass_store_ccp): Ditto.
	* tree-ssa-dom.c (pass_dominator): Ditto.

2006-03-01  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-operands.c: Cleanup whitespace.
	(get_asm_expr_operands): Move before first invocation.
	(get_indirect_ref_operands): Likewise.
	(get_tmr_operands): Likewise.
	(get_call_expr_operands): Likewise.
	(append_def): Likewise.
	(append_use): Likewise.
	(append_v_may_def): Likewise.
	(append_v_must_def): Likewise.
	(add_call_clobber_ops): Likewise.
	(add_call_read_ops): Likewise.
	(add_stmt_operand): Likewise.
	(add_virtual_operand): Likewise.
	(build_ssa_operands): Likewise.

2006-03-01  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/26022
	Revert:
	PR middle-end/24437
	* tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
	with a call expr to ...
	* fold-const.c (fold_ternary) <case CALL_EXPR>: Here.

2006-03-01  Diego Novillo  <dnovillo@redhat.com>

	* tree-vrp.c (extract_range_from_assert): Remove special
	handling for types with super-types.

2006-03-01  Ben Elliston  <bje@au.ibm.com>

	* config.gcc: Add t-dfprules to $tmake_file for powerpc-*-linux*
	and powerpc64-*-linux* configurations.
	* config/t-dfprules: New file.

	* mklibgcc.in: Add logic to handle $DFP_ENABLE and $DFP_CFLAGS.
	Compile dfp-bit.c from the source directory using -DWIDTH and
	$DFP_CFLAGS to control the compilation of that file, rather than
	generating width-specific versions in the build directory.
	* Makefile.in (libgcc.mk): Pass down DFP_ENABLE and DFP_CFLAGS.
	(LIBGCC_DEPS): Replace $(D32PBIT) et al with config/dfp-bit.[hc].

2006-02-28  Zack Weinberg  <zackw@panix.com>

	* doc/md.texi: Avoid use of @headitem so that makeinfo <4.7
	continues to work.

2006-02-28  Eric Christopher  <echristo@apple.com>

	* config/rs6000/darwin.h (ENABLE_STACK_EXECUTE): Define.
	Set up IN_LIBGCC definition of TARGET_64BIT.
	* config/i386/darwin.h (ENABLE_STACK_EXECUTE): Define.

2006-02-28  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/14752
	* c-common.c (c_common_truthvalue_conversion) <MINUS_EXPR,
	BIT_XOR_EXPR, BIT_AND_EXPR>: Delete.  Let fold optimize these
	cases via the construction of "expr != 0".

2006-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>

	* alias.c (alias_invariant, alias_invariant_size): Remove.
	(record_base_value): Remove.
	(memrefs_conflict_p): Don't look at alias_invariant.
	(end_alias_analysis): Don't free it.
	* alias.h (record_base_value): Remove prototype.

2006-02-28  Paolo Bonzini  <bonzini@gnu.org>
	    Adam Nemet  <anemet@caviumnetworks.com>

	* rtl.h (truncated_to_mode): Declare it.
	(struct rtl_hooks): Add reg_truncated_to_mode hook.
	* rtlhooks-def.h (RTL_HOOKS_REG_TRUNCATED_TO_MODE): New macro.
	(RTL_HOOKS_INITIALIZER): Include it.
	* rtlhooks.c (reg_truncated_to_mode_general): New function.
	* combine.c (RTL_HOOKS_REG_TRUNCATED_TO_MODE): Override to
	reg_truncated_to_mode.
	* rtlanal.c (truncated_to_mode): Define it.
	* simplify-rtx.c (simplify_unary_operation_1): Use it.

2006-02-28  Jeff Law  <law@redhat.com>

	* tree-chrec.c (chrec_convert_aggressive): Do not eliminate
	conversions where TYPE_MIN_VALUE/TYPE_MAX_VALUE do not cover
	the range allowed by TYPE_PRECISION.

	* tree.h (strct phi_arg_d): Remove unused NONZERO field.

2006-02-28  Dorit Nuzman  <dorit@il.ibm.com>

	PR tree-optimization/26419
	* doc/invoke.texi (ftree-vectorizer-verbose): Add information on
	values of n.

2006-02-27  Zack Weinberg  <zackw@panix.com>

	* doc/md.texi: Fix typo in previous change.

2006-02-27  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df.c: Remove.

2006-02-27  Zack Weinberg  <zackw@panix.com>

	* rtl.def (define_constraint, define_register_constraint)
	(define_memory_constraint, define_address_constraint): New MD forms.
	* gensupport.c (process_rtx): Put define_constraint etc on the
	predicate queue.
	* genpreds.c (process_define_predicate): Adjust comment.  Validate
	the name, and call validate_exp to validate the expression.
	(mark_mode_tests, write_extract_subexp): Can assume correct input.
	(write_predicate_expr): Likewise.  NAME argument no longer necessary;
	all callers changed.
	(validate_exp, needs_variable, struct constraint_data)
	(constraints_by_letter_table, first_constraint, last_constraint_ptr)
	(FOR_ALL_CONSTRAINTS, generic_constraint_letters, const_int_constraints)
	(const_dbl_constraints, constraint_max_namelen)
	(have_register_constraints, have_memory_constraints)
	(have_address_constraints, have_address_constraints)
	(have_extra_constraints, have_const_int_constraints)
	(have_const_dbl_constraints, mangle, add_constraint)
	(process_define_constraint, process_define_register_constraint)
	(write_enum_constraint_num, write_lookup_constraint)
	(write_insn_constraint_len, write_regclass_for_constraint)
	(write_constraint_satisfied_p, write_insn_const_int_ok_for_constraint)
	(write_insn_extra_memory_constraint)
	(write_insn_extra_address_constraint)
	(write_satisfies_constraint_fns): New.
	(write_tm_preds_h): If we have new-style constraint definitions,
	prototype the functions generated from them, and define the
	old constraint interface (still used by generic code) in terms of
	those functions.
	(write_insn_preds_c): If we have new-style constraint definitions,
	generate all relevant functions from those definitions.
	(main): Handle define_constraint etc.
	* genoutput.c (struct constraint_data, indep_constraints)
	(mdep_constraint_letters, constraints_by_letter_table, note_constraint)
	(mdep_constraint_len): New data structures and functions, defined
	#ifdef USE_MD_CONSTRAINTS.
	(check_constraint_len): Don't define #ifdef USE_MD_CONSTRAINTS.
	(validate_insn_alternatives): If USE_MD_CONSTRAINTS is defined,
	use new logic to validate operand constraints against constraint
	definitions.
	(main): Process define_constraint etc. if USE_MD_CONSTRAINTS is
	defined.
	* defaults.h: If none of the old-style constraint macros are
	defined, define USE_MD_CONSTRAINTS; do not provide defaults for any
	old-style macros; and poison REG_CLASS_FROM_LETTER,
	CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P, and
	EXTRA_CONSTRAINT.
	* recog.c (reg_fits_class_p): If cl is NO_REGS, return 0 immediately.
	* doc/md.texi: Document new constraint-definition mechanism and the
	C interface it provides.  Remove references to old mechanism
 	elsewhere in the document.
	(Machine Constraints): Use pathnames relative to gcc directory,
	i.e. config/ARCH/FILE.  Change i386 section to refer to
	config/i386/predicates.md; update that section to match docstrings.
	* doc/tm.texi: Move all documentation of the old constraint-
	definition macros to their own section, clearly mark as obsolete.

	* config/i386/predicates.md (R, q, Q, l, a, b, c, d, S, D, A, f, t)
	(u, y, x, Y, I, J, K, L, M, N, O, G, C, e, Z): New constraint
	definitions.
	* config/i386/i386.h (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P)
	(CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
	* config/i386/i386.md (*movdf_nointeger): Remove stray 'H' from
	constraint strings.
	(splits and peepholes): Use satisfies_constraint_*.
	* config/i386/i386.c (memory_address_length)
	(ix86_attr_length_immediate_default): Use satisfies_constraint_*.

2006-02-27  Daniel Berlin  <dberlin@dberlin.org>

	* lambda-code.c (can_convert_to_perfect_nest): Allow any type of
	scalar operation to be put back into the loop.

2006-02-27  Jakub Jelinek  <jakub@redhat.com>

	PR other/26208
	* unwind-dw2.c (struct _Unwind_Context): Add signal_frame field.
	(extract_cie_info): Handle S flag in augmentation string.
	(execute_cfa_program): If context->signal_frame, execute also
	fs->pc == context->ra instructions.
	(uw_frame_state_for): If context->signal_frame, don't subtract one
	from context->ra to find FDE.
	(uw_update_context_1): Set context->signal_frame to
	fs->signal_frame.
	(_Unwind_GetIPInfo): New function.
	* unwind-dw2.h (_Unwind_FrameState): Add signal_frame field.
	* unwind-c.c (PERSONALITY_FUNCTION): Use _Unwind_GetIPInfo instead
	of _Unwind_GetIP.
	* unwind-sjlj.c (_Unwind_GetIPInfo): New function.
	* unwind-generic.h (_Unwind_GetIPInfo): New prototype.
	* unwind-compat.c (_Unwind_GetIPInfo): New function.
	* libgcc-std.ver (_Unwind_GetIPInfo): Export @@GCC_4.2.0.
	* config/ia64/unwind-ia64.c (_Unwind_GetIPInfo): New function.
	* config/arm/unwind-arm.h (_Unwind_GetIPInfo): Define.
	* config/i386/linux-unwind.h (x86_fallback_frame_state,
	x86_64_fallback_frame_state): Set fs->signal_frame.
	* config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Likewise.
	(MD_FROB_UPDATE_CONTEXT): Define unconditionally.
	(frob_update_context): Likewise.  Workaround missing S flag in
	Linux 2.6.12 - 2.6.16 kernel vDSOs.
	* config/s390/linux-unwind.h (s390_fallback_frame_state): Likewise.
	Remove the psw_addr + 1 hack.

2006-02-27  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-structalias.c (get_constraint_for): Move code to deal
	with aggregates here.
	(find_func_aliases): Remove code for &<aggregate> from here.

2006-02-26  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_binary) <EQ_EXPR>: Fold (~X & C) eq/ne 0 as
	(X & C) ne/eq 0, where C is a single bit, i.e. a power of two.
	Fold both "((X & C) ^ C) eq/ne 0" and "((X ^ C) & C) eq/ne 0"
	as (X & C) ne/eq 0.

2006-02-26  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/19983
	* real.c (real_nan): Allow both 0x and 0X as hexadecimal prefixes.

2006-02-26  Zdenek Dvorak <dvorakz@suse.cz>

	* opts.c (decode_options): Do not handle flag_strength_reduce.
	(common_handle_option): Handle OPT_floop_optimize, OPT_frerun_loop_opt
	and OPT_fstrength_reduce.
	* tree-ssa-loop.c (tree_ssa_loop_prefetch): Only test
	flag_prefetch_loop_arrays for being nonzero.
	* common.opt (floop-optimize, frerun-loop-opt): Resurrected as
	no-ops.
	(fprefetch-loop-arrays-rtl): Removed.
	(flag_prefetch_loop_arrays): Do not specify the value.

	* doc/passes.texi: Update documentation of loop optimizer
	passes.
	* doc/invoke.texi (-fstrength-reduce, -fprefetch-loop-arrays-rtl,
	-frerun-loop-opt): Remove.

2006-02-26  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26421
	* tree-ssa-alias.c (find_used_portions): Don't treat parameters
	in function calls that are ADDR_EXPRs as using the whole structure.

2006-02-26  Steven Bosscher  <stevenb.gcc@gmail.com>

	* common.opt (-floop-optimize, -frerun-loop-opt): Remove.
	* tree-pass.h (pass_loop_optimize): Remove.
	* passes.c (pass_loop_optimize): Never run it.
	* toplev.c (backend_init): Don't call init_loop.
	* opts.c (flag_loop_optimize_set): Remove.
	(decode_options): Never set flag_loop_optimize or flag_rerun_loop_opt.
	(common_handle_option) <OPT_floop_optimize>: Remove.  Don't disable
	the old RTL loop optimizer when profiling enabled.
	* predict.c (tree_estimate_probability): Always strip builtin_expect.
	* cfgcleanup.c (try_forward_edges): Don't avoid killing loop
	pre-headers for the sake of the old RTL loop optimizer.
	* Makefile.in: Remove all references to loop.o.

	* doc/invoke.texi: Remove all references to -floop-optimize
	and -frerun-loop-opt.

2006-02-26  Zack Weinberg  <zackw@panix.com>

	* doc/md.texi (Machine Constraints): Refer to all files with paths
	relative to gcc directory (i.e. config/CPU/file).  Add missing
	@table @code ... @end table to M32C subsection.

2006-02-26  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_binary) <BIT_XOR_EXPR>: Fold (X & 1) ^ 1 as
	(X & 1) == 0.
	<BIT_AND_EXPR>: Fold (X ^ 1) & 1 and ~X & 1 as (X & 1) == 0.

2006-02-26  Roger Sayle  <roger@eyesopen.com>
	    James A. Morrison  <phython@gcc.gnu.org>

	PR middle-end/21137
	* fold-const.c (fold_binary) <EQ_EXPR>: Fold ((X>>C1)&C2) eq/ne 0,
	when C2 is a power of two, as either (X&(C2<<C1)) eq/ne 0 if the
	new constant C2<<C1, or as (X<0) or (X,false) depending upon the
	signedness of the shift operation.

2006-02-26  Dorit Nuzman  <dorit@il.ibm.com>

	PR tree-optimization/26359
	* tree-ssa-alias.c (new_type_alias): Set fields for new tag.

2006-02-25  Roger Sayle  <roger@eyesopen.com>

	* simplify-rtx.c (simplify_relational_operation_1): Simplify
	(X^Y) == 0 as X == Y and (X^Y) != 0 as X != Y.  Simplify (X^Y) == Y
	as X == 0, and some symmetry related transformations.
	Simplify (X^C1) == C2 as X == (C1^C2).  Split long comment line.

2006-02-25  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/23673
	* fold-const.c (fold_binary) <EQ_EXPR>: Fold (X^Y) == 0 as X == Y
	and (X^Y) != 0 as X != Y.  Fold (X^Y) == Y as X == 0, and some
	symmetry related transformations.  Fold (X^C1) == C2 as
	X == (C1^C2).

2006-02-25  Juergen Weigert  <jw@suse.de>
	Richard Guenther  <rguenther@suse.de>

	* scan-decls.c (scan_decls): Don't fetch new statement after CPP_EOF.

2006-02-24  Adam Nemet  <anemet@caviumnetworks.com>

	* combine.c (gen_lowpart_or_truncate): Call
	simplify_gen_unary(TRUNCATE, ...) instead of gen_rtx_TRUNCATE.

2006-02-24  Diego Novillo  <dnovillo@redhat.com>

	* doc/invoke.texi: Move -fopenmp description to "Options for
	Code Generation".
	Remove reference to -lgomp.

2006-02-24  David Edelsohn  <edelsohn@gnu.org>

	* doc/install.texi: Require GNU tar version 1.14.

2006-02-24  Geoffrey Keating  <geoffk@apple.com>

	* doc/tm.texi (Run-time Target): Document C_COMMON_OVERRIDE_OPTIONS.
	* doc/invoke.texi (C++ Dialect Options): Document
	-fno-use-cxa-get-exception-ptr.
	* configure.ac: Define DEFAULT_USE_CXA_ATEXIT to 2 not 1.
	* configure: Regenerate.
	* c.opt (fuse-cxa-get-exception-ptr): New.
	* c-opts.c (c_common_handle_option): Handle
	OPT_fuse_cxa_get_exception_ptr.
	* c-common.c (flag_use_cxa_atexit): Update documentation.
	(flag_use_cxa_get_exception_ptr): New.
	* c-common.h (flag_use_cxa_get_exception_ptr): New.
	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Improve
	documentation.
	(C_COMMON_OVERRIDE_OPTIONS): New.

2006-02-24  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/24952
	* combine.c (try_combine): Explicitly check whether GET_CODE is
	a SET or a CLOBBER, instead on checking that it isn't a USE.

2006-02-24  Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_comparison): New subroutine of fold_binary
	containing transformations common to both the equality and
	ordering relational operators, factored out of fold_binary.
	(fold_binary): Separate out the equality operators (EQ_EXPR
	and NE_EXPR) from the ordering operators (LT_EXPR, GT_EXPR,
	LE_EXPR and GE_EXPR), calling fold_comparison to perform the
	transformations common to both.
	(fold_div_compare): Fix latent bugs in the previously unreachable
	LT_EXPR and GE_EXPR cases.

2006-02-24  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_init_builtins): Change
	decl libname for clog to __clog on AIX.

	* config/rs6000/xcoff.h (MAX_OFILE_ALIGNMENT): Define.

2006-02-24  Alan Modra  <amodra@bigpond.net.au>

	PR target/26453
	* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
	output traceback table for thunks.  Localise rs6000_stack_info call.

2006-02-23  Roger Sayle  <roger@eyesopen.com>
	    Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	* gthr-posix.h (__gthrw): Fix typo in comment.

2006-02-23  Geoffrey Keating  <geoffk@apple.com>

	* doc/cpp.texi (Character sets): Document that we do support
	input files to be in any character set.

2006-02-23  Jeff Law  <law@redhat.com>

	* tree.h (PHI_ARG_NONZERO): Remove.
	* tree-phinodes.c (add_phi_arg): No longer initialize PHI_ARG_NONZERO.
	(remove_phi_arg_num): No longer copy PHI_ARG_NONZERO from the old
	node to the new node.

	PR tree-optimization/26425
	* tree-vrp.c (vrp_visit_assignment): If the LHS's type has a NULL
	min/max, then assume its varying.

2006-02-23  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26316
	* rtlanal.c (enum may_trap_p_flags): New.
	(may_trap_p_1): Take flags instead of unaligned_mems argument.  Ignore
	MEM_NOTRAP_P if flags & MTP_AFTER_MOVE.
	(may_trap_p, may_trap_or_fault_p): Pass flags to may_trap_p_1.
	(may_trap_after_code_motion_p): New function.
	* loop-invariant.c (find_identical_invariants): Fix dump formating.
	(find_invariant_insn): Use may_trap_after_code_motion_p.
	* rtl.h (may_trap_after_code_motion_p): Declare.

2006-02-23  Zdenek Dvorak <dvorakz@suse.cz>

	* emit-rtl.c (immed_double_const): Cleanup.

2006-02-23  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/26376
	* tree-ssa-structalias.c (find_func_aliases): Use get_id_for_tree,
	remove assert.

2006-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26412
	* gimplify.c (omp_add_variable): Guard variable size decl test with
	DECL_SIZE (decl) check.

2006-02-23  Richard Guenther  <rguenther@suse.de>

	PR middle-end/26439
	* tree-ssa-structalias.c (find_func_aliases): Handle complex types
	like aggregate types.

2006-02-23  Jakub Jelinek  <jakub@redhat.com>

	* configure.ac: Add --with{,out}-long-double-128 configure option.
	(TARGET_DEFAULT_LONG_DOUBLE_128): New test.
	* configure: Rebuilt.
	* config.in: Rebuilt.
	* doc/install.texi (Options specification): Document
	--with-long-double-128.

	* config/rs6000/linux.h [TARGET_DEFAULT_LONG_DOUBLE_128]
	(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.
	* config/rs6000/linux64.h [TARGET_DEFAULT_LONG_DOUBLE_128]
	(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.

2006-02-23  Aldy Hernandez  <aldyh@redhat.com>

	* config/s390/s390.c (override_options): Handle
	TARGET_DEFAULT_LONG_DOUBLE_128.

	* config/alpha/alpha.c (override_options): Handle
	TARGET_DEFAULT_LONG_DOUBLE_128.

	* config/sparc/sparc.c (sparc_override_options): Handle
	TARGET_DEFAULT_LONG_DOUBLE_128.

2006-02-22  Daniel Jacobowitz  <dan@codesourcery.com>

	* Makefile.in (stmp-fixinc): Use real-$(INSTALL_HEADERS_DIR).
	(real-install-headers-tar, real-install-headers-cpio)
	(real-install-headers-cp): New targets.

2006-02-22  Richard Sandiford  <richard@codesourcery.com>

	* tree.h (variable_section): Delete.
	* varasm.c (variable_section): Delete.

2006-02-22  Paolo Bonzini  <bonzini@gnu.org>

	* install.texi: Add notes on install.texi2html.
	(Building in parallel): Do not use footnotes.

2006-02-21  Aldy Hernandez  <aldyh@redhat.com>

	PR libgomp/26234
	* doc/install.texi (Configuration): Document --disable-libgomp.

2006-02-21  Geoffrey Keating  <geoffk@apple.com>

	* config/i386/darwin.h (DWARF2_FRAME_REG_OUT): New.

2006-02-21  Alexandre Oliva  <aoliva@redhat.com>

	* config/i386/sse.md (vec_extractv2df_1_sse): New.
	(vec_extractv2df_0_sse): New.

2006-02-21  Alexandre Oliva  <aoliva@redhat.com>

	* defaults.h (CFA_FRAME_BASE_OFFSET): Define.
	* config/ia64/ia64.h (CFA_FRAME_BASE_OFFSET): Override.
	* doc/tm.texi (CFA_FRAME_BASE_OFFSET): Document.
	* dwarf2out.c (build_cfa_loc): New offset parameter.  Add it
	to the result of the expression.
	(def_cfa_1): Adjust.
	(frame_pointer_cfa_offset): Rename to...
	(frame_pointer_fb_offset): ... this.  Adjust all uses.
	(convert_cfa_to_loc_list): Rename to...
	(convert_cfa_to_fb_loc_list): ... this.  New offset parameter.
	Pass it on to build_cfa_loc.
	(compute_frame_pointer_to_cfa_displacement): Rename to...
	(compute_frame_pointer_to_fb_displacement): ... this.  New
	offset parameter.  Use it in computation.
	(gen_subprogram_die): Compute cfa_fb_offset with the new
	macro, and use it to compute the fb loc list and the
	displacement.

2006-02-21  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/bfin/predicates.md (cc_operand): Delete predicate.  All uses
	replaced with register_operand.
	* config/bfin/bfin.c (bfin_register_move_cost): Moving CC to any
	non-DREG is expensive.
	* config/bfin/bfin.h (FIXED_REGISTERS): CC isn't fixed.
	* config/bfin/bfin.md (movbi): Fix constraints and template for moves
	involving memory.

2006-02-21  Joseph S. Myers  <joseph@codesourcery.com>

	* doc/install.texi2html: Use set -e.

2006-02-21  Richard Sandiford  <richard@codesourcery.com>

	* doc/tm.texi (ASM_OUTPUT_SHARED_COMMON, ASM_OUTPUT_SHARED_BSS)
	(ASM_OUTPUT_SHARED_LOCAL): Delete.
	* doc/invoke.texi (-fshared-data): Delete.
	* common.opt (fshared-data): Delete.
	* varasm.c (asm_emit_uninitialised): Remove flag_shared_data handling.
	(assemble_static_space): Remove #if 0 code.
	* system.h (ASM_OUTPUT_SHARED_COMMON, ASM_OUTPUT_SHARED_BSS)
	(ASM_OUTPUT_SHARED_LOCAL): Poison.
	* config/cris/cris.h: Remove FIXME.

2006-02-21  Paolo Bonzini  <bonzini@gnu.org>

	* doc/sourcebuild.texi (Front End Directory): No more double-colon
	hooks.

2006-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26379
	* combine.c (simplify_shift_const_1): Disable nested shifts
	optimization for vector shifts.

2006-02-20  Roger Sayle  <roger@eyesopen.com>

	PR tree-optimization/26361
	* tree-vrp.c (extract_range_from_unary_expr): Handle NEGATE_EXPR
	of unsigned integer types.

2006-02-20  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-chrec.c (eq_evolutions_p): New.
	* tree-chrec.h (eq_evolutions_p): Declared.
	* tree-data-ref.c: Fix formatting.
	(datadep_stats, dependence_stats): New.
	(gcd): Moved...
	(print_direction_vector): New.
	(dump_data_dependence_relation): Use print_direction_vector.
	(object_analysis, create_data_ref): Handle COMPONENT_REF.
	(compute_subscript_distance): Static.
	(initialize_data_dependence_relation): Static.  Get the number
	of loops surrounding the references from the callers, and initialize
	DDR_SIZE_VECT to nb_loops.  Use both base_addr_differ_p and
	base_object_differ_p analyzers.
	(analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
	compute_overlap_steps_for_affine_1_2,
	analyze_subscript_affine_affine): Count the classified dependences.
	Print a message when a test failed.
	(can_use_analyze_subscript_affine_affine): New.
	(analyze_siv_subscript): Compute the data dependences on symbolic
	scevs that verify can_use_analyze_subscript_affine_affine.
	(chrec_steps_divide_constant_p): Returns true, false, or unknown.
	(analyze_miv_subscript): Update use of chrec_steps_divide_constant_p.
	Handle symbolic scevs.
	(analyze_overlapping_iterations): Let symbolic affine scevs to be
	analyzed.
	(subscript_dependence_tester): Moved...
	(build_classic_dist_vector, build_classic_dir_vector): Don't use
	lambda_vector_clear on newly allocated vectors.  Get nb_loops from
	DDR_SIZE_VECT instead of getting it in parameter.
	(subscript_dependence_tester): ... here.  Take as a parameter
	loop_nest_depth.  Call build_classic_dist_vector and
	build_classic_dir_vector.
	(compute_affine_dependence): Update subscript_dependence_tester
	parameters.  Update datadep_stats counters.  Call
	compute_subscript_distance.
	(compute_self_dependence): Save the dist and dir vectors.  Call
	compute_subscript_distance.
	(ddr_p, DEF_VEC_P(ddr_p), DEF_VEC_ALLOC_P(ddr_p,heap)): Moved...
	(compute_all_dependences): Reorder parameters as they were before
	conversion to VEC.  Pass nb_loops and loop_nest_depth.  Don't call
	compute_subscript_distance.  Update the use of
	compute_affine_dependence and initialize_data_dependence_relation.
	(find_data_references_in_loop): Handle COMPONENT_REF.
	(compute_data_dependences_for_loop): Initialize dependence_stats.
	Don't call build_classic_dist_vector and build_classic_dir_vector.
	Update the parameters of initialize_data_dependence_relation and
	compute_all_dependences.  Print the statistics from datadep_stats.
	(analyze_all_data_dependences): Static.  Not used until the pass for
	checking the data dependences is contributed.
	* tree-data-ref.h (ddr_p, DEF_VEC_P(ddr_p),
	DEF_VEC_ALLOC_P(ddr_p,heap)): ... here.
	(initialize_data_dependence_relation, compute_affine_dependence,
	analyze_all_data_dependences, compute_subscript_distance): Removed.
	(print_direction_vector): New.
	* lambda.h (gcd): ... here.
	(lambda_vector_gcd): Moved here from gcd_vector.
	* lambda-code.c (gcd, gcd_vector): Removed.
	(lambda_compute_target_space): Use lambda_vector_gcd.  Fix formatting.
	* Makefile.in (tree-vect-patterns.o): Depends on TREE_DATA_REF_H.

2006-02-20  Diego Novillo  <dnovillo@redhat.com>

	* ipa-type-escape.c: Tidy some comments and white space.
	* tree-ssa-operands.c: Likewise.

2006-02-20  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/25879
	* tree-pretty-print.c (debug_tree_chain): Walk the chains.
	(dump_decl_name): Do not walk the decl tree chains.
	* tree-pass.h (TDF_CHAIN): Remove.

2006-02-20  Rafael Ávila de Espíndola  <rafael.espindola@gmail.com>

	* Makefile.in (C): Remove
	(PROTO): Remove
	(.PHONY): Remove C and PROTO

2006-02-20  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26236
	* doc/c-tree.texi (INTEGER_TYPE): Remove reference to the now
	deprecated CHAR_TYPE tree code.

2006-02-20  Paolo Bonzini  <bonzini@gnu.org>

	* configure.ac (target_list): Add install-info, dvi, html.
	* configure: Regenerate.

	* ada/Make-lang.in, cp/Make-lang.in, fortran/Make-lang.in,
	java/Make-lang.in, objc/Make-lang.in, objcp/Make-lang.in,
	treelang/Make-lang.in: Do not use double-colon rules.

2006-02-20  Daniel Berlin  <dberlin@dberlin.org>

	* tree.h (struct tree_memory_tag): Add is_used_alone member.
	(TMT_USED_ALONE): New macro.
	* tree-pass.h (PROP_tmt_usage): New property.
	(TODO_update_tmt_usage): New todo.
	* tree-ssa-alias.c (updating_used_alone): New variable.
	(recalculate_used_alone): New function.
	(compute_may_aliases): Set updating_used_alone, call
	recalculate_used_alone.
	* tree-sra.c (pass_sra): Note that this pass destroys
	PROP_tmt_usage, and add TODO_update_tmt_usage.
	* tree-ssa-forwprop.c (pass_forwprop): Ditto.
	* tree-flow.h (updating_used_alone): Prototype.
	(recalculate_used_alone): Ditto.
	* passes.c (execute_todo): Add code to set updating_used_alone,
	and call recalculate.
	* tree-ssa-operands.c (add_virtual_operand): Only append bare def
	for clobber if used alone, and add assert to verify used_alone
	status.

2006-02-20  Angel Nunez Mencias  <anunez@de.ibm.com>

	* config/s390/s390.c (legitimize_pic_address): Assertions checking
	for non tls symbols added.
	(legitimize_address): Do nothing for PLUS expressions if one of the
	addends is a tls symbol reference.

2006-02-20  Paolo Bonzini  <bonzini@gnu.org>

	PR bootstrap/25476

	* Makefile.in (LDFLAGS): Define from autoconf substitution.

	* Makefile.in (BOOTSTRAPPING): New.
	(quickstrap): New definition if BOOTSTRAPPING=yes.

	* Makefile.in (CONFIG_LANGUAGES): Substitute all_selected_languages.
	* configure.ac: Substitute all_selected_languages with the languages
	that were configured.  For all the other variables except
	lang_specs_files, include all the languages in the tree.
	* configure: Regenerate.

	* Makefile.in (stmp-fixinc): Copy includes from the prev-gcc directory,
	if there is one.  Run the commands to run fixincludes in the same
	subshell.

	* doc/makefile.texi: Document new makefile targets from toplevel bootstrap.
	* doc/install.texi: Document exact conventions for searching target tools.
	Document --with-build-time-tools.  Document toplevel bootstrap.  Document
	something more about building an Ada cross-compiler.  Don't list GNU Make
	requirements which affect all platforms.

2006-02-19  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/19543
	* varasm.c (compare_constant) <INTEGER_CST>: Integer constants are
	only equivalent if the have both the same mode and precision.

2006-02-20  Ben Elliston  <bje@au.ibm.com>

	* doc/tree-ssa.texi (Interfaces): Describe low vs. high GIMPLE.

2006-02-19  Roger Sayle  <roger@eyesopen.com>
	    Steven Bosscher  <stevenb.gcc@gmail.com>

	* gcse.c (want_to_gcse_p): On STACK_REGS targets, look through
	constant pool references to identify stack mode constants.
	* rtlanal.c (constant_pool_constant_p): New predicate to check
	whether operand is a floating point constant in the pool.
	* rtl.h (constant_pool_constant_p): Prototype here.
	* loop.c (scan_loop): Avoid hoisting constants from the constant
	pool on STACK_REGS targets.
	(load_mems): Likewise.
	* loop-invariant.c (get_inv_cost): Make hoisting constant pool
	loads into x87 registers expensive in terms of register pressure.

2006-02-19  Roger Sayle  <roger@eyesopen.com>

	* gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to
	__foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined.

2006-02-19  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/xcoff.h (TARGET_ASM_OUTPUT_ANCHOR): Define.
	* config/rs6000/rs6000.c (rs6000_xcoff_asm_output_anchor): Define.

2006-02-19  Daniel Berlin  <dberlin@dberlin.org>

	* doc/invoke.texi: Document -fipa-pta.
	* common.opt: Add ipa-pta option.
	* tree-ssa-structalias.c (DONT_PROPAGATE_WITH_ANYTHING): Removed.
	(do_sd_constraint): Enable DONT_PROPAGATE_WITH_ANYTHING code.
	(do_ds_constraint): Ditto.
	(get_constraint_for): Only add to referenced_vars if
	referenced_vars exists.
	(insert_into_field_list): Rewrite to do this unsorted.
	(insert_into_field_list_sorted): Rename old insert_into_field_list
	to this.
	(create_function_info_for): Use insert_into_field_list_sorted.
	(create_variable_info_for): Rewrite so it uses unsorted version,
	since the field list is sorted.
	(intra_create_variable_infos): Only add to referenced_vars if
	referenced_vars exists.
	(ipa_pta_execute): Init heapvars, and delete when done.
	* passes.c (init_optimization_passes): Add call to pass_ipa_pta.

2006-02-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* doc/install.texi: Add missing `@samp'.

2006-02-18  Andrew Pinski <pinskia@physics.uc.edu>

	* config/rs6000/darwin.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P):
	Use the arguments.

2006-02-18  Mark Wielaard  <mark@klomp.org>

	* doc/contrib.texi (Contributors): Add classpath/libgcj hackers
	who added new 4.1 features, bug fixes and integration support.

2006-02-18  David Edelsohn  <edelsohn@gnu.org>

	PR target/26350
	* config/rs6000/rs6000.md (extenddftf2): Force 0.0 to validized
	MEM for ABI_V4 pic.

2006-02-18  Richard Sandiford  <richard@codesourcery.com>

	* cselib.c (cselib_init): Change RTX_SIZE to RTX_CODE_SIZE.
	* emit-rtl.c (copy_rtx_if_shared_1): Use shallow_copy_rtx.
	(copy_insn_1): Likewise.  Don't copy each field individually.
	Reindent.
	* read-rtl.c (apply_macro_to_rtx): Use RTX_CODE_SIZE instead
	of RTX_SIZE.
	* reload1.c (eliminate_regs): Use shallow_copy_rtx.
	* rtl.c (rtx_size): Rename variable to...
	(rtx_code_size): ...this.
	(rtx_size): New function.
	(rtx_alloc_stat): Use RTX_CODE_SIZE instead of RTX_SIZE.
	(copy_rtx): Use shallow_copy_rtx.  Don't copy each field individually.
	Reindent.
	(shallow_copy_rtx_stat): Use rtx_size instead of RTX_SIZE.
	* rtl.h (rtx_code_size): New variable.
	(rtx_size): Change from a variable to a function.
	(RTX_SIZE): Rename to...
	(RTX_CODE_SIZE): ...this.

	PR target/9703
	PR tree-optimization/17106
	* doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Document.
	(Anchored Addresses): New section.
	* doc/invoke.texi (-fsection-anchors): Document.
	* doc/rtl.texi (SYMBOL_REF_IN_BLOCK_P, SYMBOL_FLAG_IN_BLOCK): Likewise.
	(SYMBOL_REF_ANCHOR_P, SYMBOL_FLAG_ANCHOR): Likewise.
	(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): Likewise.
	* hooks.c (hook_bool_mode_rtx_false): New function.
	* hooks.h (hook_bool_mode_rtx_false): Declare.
	* gengtype.c (create_optional_field): New function.
	(adjust_field_rtx_def): Add the "block_sym" field for SYMBOL_REFs when
	SYMBOL_REF_IN_BLOCK_P is true.
	* target.h (output_anchor, use_blocks_for_constant_p): New hooks.
	(min_anchor_offset, max_anchor_offset): Likewise.
	(use_anchors_for_symbol_p): New hook.
	* toplev.c (compile_file): Call output_object_blocks.
	(target_supports_section_anchors_p): New function.
	(process_options): Check that -fsection-anchors is only used on
	targets that support it and when -funit-at-a-time is in effect.
	* tree-ssa-loop-ivopts.c (prepare_decl_rtl): Only create DECL_RTL
	if the decl doesn't have one.
	* dwarf2out.c: Remove instantiations of VEC(rtx,gc).
	* expr.c (emit_move_multi_word, emit_move_insn): Pass the result
	of force_const_mem through use_anchored_address.
	(expand_expr_constant): New function.
	(expand_expr_addr_expr_1): Call it.  Use the same modifier when
	calling expand_expr for INDIRECT_REF.
	(expand_expr_real_1): Pass DECL_RTL through use_anchored_address
	for all modifiers except EXPAND_INITIALIZER.  Use expand_expr_constant.
	* expr.h (use_anchored_address): Declare.
	* loop-unroll.c: Don't declare rtx vectors here.
	* explow.c: Include output.h.
	(validize_mem): Call use_anchored_address.
	(use_anchored_address): New function.
	* common.opt (-fsection-anchors): New switch.
	* varasm.c (object_block_htab, anchor_labelno): New variables.
	(hash_section, object_block_entry_eq, object_block_entry_hash)
	(use_object_blocks_p, get_block_for_section, create_block_symbol)
	(use_blocks_for_decl_p, change_symbol_section): New functions.
	(get_variable_section): New function, split out from assemble_variable.
	(make_decl_rtl): Create a block symbol if use_object_blocks_p and
	use_blocks_for_decl_p say so.  Use change_symbol_section if the
	symbol has already been created.
	(assemble_variable_contents): New function, split out from...
	(assemble_variable): ...here.  Don't output any code for
	block symbols; just pass them to place_block_symbol.
	Use get_variable_section and assemble_variable_contents.
	(get_constant_alignment, get_constant_section, get_constant_size): New
	functions, split from output_constant_def_contents.
	(build_constant_desc): Create a block symbol if use_object_blocks_p
	says so.  Or into SYMBOL_REF_FLAGS.
	(assemble_constant_contents): New function, split from...
	(output_constant_def_contents): ...here.  Don't output any code
	for block symbols; just pass them to place_section_symbol.
	Use get_constant_section and get_constant_alignment.
	(force_const_mem): Create a block symbol if use_object_blocks_p and
	use_blocks_for_constant_p say so.  Or into SYMBOL_REF_FLAGS.
	(output_constant_pool_1): Add an explicit alignment argument.
	Don't switch sections here.
	(output_constant_pool): Adjust call to output_constant_pool_1.
	Switch sections here instead.  Don't output anything for block symbols;
	just pass them to place_block_symbol.
	(init_varasm_once): Initialize object_block_htab.
	(default_encode_section_info): Keep the old SYMBOL_FLAG_IN_BLOCK.
	(default_asm_output_anchor, default_use_aenchors_for_symbol_p)
	(place_block_symbol, get_section_anchor, output_object_block)
	(output_object_block_htab, output_object_blocks): New functions.
	* target-def.h (TARGET_ASM_OUTPUT_ANCHOR): New macro.
	(TARGET_ASM_OUT): Include it.
	(TARGET_USE_BLOCKS_FOR_CONSTANT_P): New macro.
	(TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET): New macros.
	(TARGET_USE_ANCHORS_FOR_SYMBOL_P): New macro.
	(TARGET_INITIALIZER): Include them.
	* rtl.c (rtl_check_failed_block_symbol): New function.
	* rtl.h: Include vec.h.  Declare heap and gc rtx vectors.
	(block_symbol, object_block): New structures.
	(rtx_def): Add a block_symbol field to the union.
	(BLOCK_SYMBOL_CHECK): New macro.
	(rtl_check_failed_block_symbol): Declare.
	(SYMBOL_FLAG_IN_BLOCK, SYMBOL_FLAG_ANCHOR): New SYMBOL_REF flags.
	(SYMBOL_REF_IN_BLOCK_P, SYMBOL_REF_ANCHOR_P): New predicates.
	(SYMBOL_FLAG_MACH_DEP_SHIFT): Bump by 2.
	(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): New accessors.
	* output.h (output_section_symbols): Declare.
	(object_block): Name structure.
	(place_section_symbol, get_section_anchor, default_asm_output_anchor)
	(default_use_anchors_for_symbol_p): Declare.
	* Makefile.in (RTL_BASE_H): Add vec.h.
	(explow.o): Depend on output.h.
	* config/rs6000/rs6000.c (TARGET_MIN_ANCHOR_OFFSET): Override default.
	(TARGET_MAX_ANCHOR_OFFSET): Likewise.
	(TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
	(rs6000_use_blocks_for_constant_p): New function.

2006-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* doc/install.texi (hppa*-hp-hpux*): Update for 4.1.0.

2006-02-18  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/25680
	* tree-ssa-ccp.c (ccp_fold): Handle store CCP of REALPART_EXPR and
	IMAGPART_EXPR.

2006-02-18  Diego Novillo  <dnovillo@redhat.com>

	* tree-flow.h (struct var_ann_d): Rename field is_alias_tag to
	is_aliased.
	Update all users.

2006-02-18  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26334
	* stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER
	instead of DECL_REGISTER.

2006-02-18  Olivier Hainque  <hainque@adacore.com>

	PR ada/13408
	* pa.h (WIDEST_HARDWARE_FP_SIZE): Define.

2006-02-18  Joseph S. Myers  <joseph@codesourcery.com>

	PR target/24837
	* config.gcc: Define UCLIBC_DEFAULT to 0 or 1.
	* opth-gen.awk: Handle Var and InverseMask together.
	* config/linux.opt (muclibc, mglibc): Use Var(linux_uclibc).
	* config/linux.h: Use #if not #ifdef for testing UCLIBC_DEFAULT.
	(TARGET_C99_FUNCTIONS): Test OPTION_GLIBC not TARGET_GLIBC.
	(CHOOSE_DYNAMIC_LINKER): Give an error for -mglibc and -muclibc
	used together.
	(UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
	LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
	* config/alpha/linux-elf.h (GLIBC_DYNAMIC_LINKER,
	UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER): Define.
	(ELF_DYNAMIC_LINKER): Define to LINUX_DYNAMIC_LINKER.
	* config/alpha/linux.h (TARGET_C99_FUNCTIONS): Define to
	TARGET_GLIBC.
	* config/cris/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(CRIS_LINK_SUBTARGET_SPEC): Pass a -dynamic-linker option.
	* config/frv/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	(TARGET_C99_FUNCTIONS): Don't define.
	* config/i386/linux.h (DYNAMIC_LINKER): Rename to
	GLIBC_DYNAMIC_LINKER.
	(SUBTARGET_EXTRA_SPECS): Use LINUX_DYNAMIC_LINKER.
	* config/i386/linux64.h (GLIBC_DYNAMIC_LINKER32,
	GLIBC_DYNAMIC_LINKER64): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
	LINUX_DYNAMIC_LINKER64.
	* config/ia64/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/m32r/linux.h (GLIBC_DYNAMIC_LINKE): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/m68k/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/mips/linux64.h (GLIBC_DYNAMIC_LINKER32,
	GLIBC_DYNAMIC_LINKER64, GLIBC_DYNAMIC_LINKERN32,
	UCLIBC_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKERN32): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKER64
	and LINUX_DYNAMIC_LINKER32.
	* config/mn10300/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/pa/pa-linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define to
	TARGET_GLIBC.
	* config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
	(GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64,
	UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
	CHOOSE_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
	(LINK_OS_LINUX_SPEC32): Use LINUX_DYNAMIC_LINKER32.
	(LINK_OS_LINUX_SPEC64): Use LINUX_DYNAMIC_LINKER64.
	* config/rs6000/sysv4.h (GLIBC_DYNAMIC_LINKER,
	UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER): Define.
	(LINK_OS_LINUX_SPEC): Use LINUX_DYNAMIC_LINKE.
	* config/s390/linux.h (GLIBC_DYNAMIC_LINKER32,
	GLIBC_DYNAMIC_LINKER64): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
	LINUX_DYNAMIC_LINKER64.
	* config/sh/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(SUBTARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/sparc/linux.h (GLIBC_DYNAMIC_LINKER,
	UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	(TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
	* config/sparc/linux64.h (GLIBC_DYNAMIC_LINKER32,
	GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER32,
	UCLIBC_DYNAMIC_LINKER64, CHOOSE_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
	(LINK_ARCH32_SPEC): Use LINUX_DYNAMIC_LINKER32.
	(LINK_ARCH64_SPEC, LINK_SPEC): Use LINUX_DYNAMIC_LINKER64.
	(TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
	* config/xtensa/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* doc/invoke.texi (-muclibc): Remove caveat about supported
	targets.

2006-02-17  Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>

	* doc/cpp.texi (__TIMESTAMP__): Document.

2006-02-17  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/25600
	* fold-const.c (fold_binary): Fold (X >> C) != 0 into X < 0 when
	C is one less than the width of X (and related transformations).
	* simplify-rtx.c (simplify_unary_operation_1): Transform
	(neg (lt x 0)) into either (ashiftrt X C) or (lshiftrt X C)
	depending on STORE_FLAG_VALUE, were C is one less then the
	width of X.

2006-02-17  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/26341
	* tree-ssa-operands.c (add_virtual_operand): Remove assert
	about NAME_MEMORY_TAG's.

2006-02-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/26255
	* pa.md: Create separate HI and QI move patterns for 32-bit and 64-bit
	with hardware float support, and software float support.  Add fcpy
	alternative to hardware patterns.  Add alternatives to copy between
	general and floating-point registers to the 32-bit pattern.
	* pa.c (pa_secondary_reload): Don't abort if reload tries to find a
	secondary reload to load a QI or HI mode constant into a floating
	point register.
	* pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode.
	* pa64-regs.h (VALID_FP_MODE_P): Likewise.

2006-02-17  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/26272
	* config/rs6000/darwin.md (load_macho_picbase_si): Add
	pc to the pattern.
	(load_macho_picbase_di): Likewise.

2006-02-16  Jeff Law  <law@redhat.com>

	* tree-vrp.c (set_value_range_to_nonnegative): New function.
	(vrp_expr_computes_nonnegative, ssa_name_nonnegative_p): Likewise.
	(ssa_name_nonzero_p): Likewise.
	(get_value_range): Return NULL if VRP is not running.
	(extract_range_from_expr): Fallback to tree_expr_XXX_p if
	VRP routines do not discover a range.
	(vrp_finalize): Clear VR_VALUE to indicate VRP is not running.
	* tree.h (ssa_name_nonzero_p, ssa_name_nonnegative_p): Prototype.
	* fold-const.c (tree_expr_nonzero_p): For SSA_NAMEs, query VRP.
	(tree_expr_nonnegative_p): Similarly.
	* tree-ssa-dom.c (nonzero_vars, nonzero_vars_stack): Remove.
	(restore_nonzero_vars_to_original_value): Remove.
	(unsafe_associative_fp_binop): Remove.
	(tree_ssa_dominator_optimize): Remove initialization and
	finalization of nonzero_vars and nonzero_vars_stack.
	(dom_opt_initialize_block): No longer push marker on
	nonzero_vars_stack.
	(dom_opt_finalize_block): No longer call
	restore_nonzero_vars_to_original_value.
	(record_equivalences_from_phis): No longer look for
	nonzero PHI arguments.
	(cprop_into_successor_phis): No longer propagate nonzero
	property into PHI arguments.  Lose unused argument.  Caller
	updated.
	(record_equivalences_from_stmt): No longer record nonzero
	values for SSA_NAMEs.
	(lookup_avail_expr): No longer use nonzero_vars.

	* stor-layout.c (set_sizetype): Set TYPE_MAX_VALUE properly
	for sizetype when sizetype is unsigned.

2006-02-16  Denis Nagorny <denis_nagorny@linux.intel.com>

	PR rtl-optimization/25603
	* reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note.
	(regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case.
	* reload1.c (choose_reload_regs): Added call of regno_clobbered_p
	with new meaning of SETS.

2006-02-16  Joseph S. Myers  <joseph@codesourcery.com>

	PR target/20353
	PR target/24578
	PR target/24837
	* config/linux.opt: New file.
	* config/linux.h (CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
	LINUX_DYNAMIC_LINKER): Define.
	(TARGET_C99_FUNCTIONS): Define depending on TARGET_GLIBC.
	* config.gcc (*-*-linux*): Define extra_options.
	(*-*-*uclibc*): Define UCLIBC_DEFAULT.
	(arm*-*-linux-gnueabi): Change to arm*-*-linux-*eabi.
	* config/arm/linux-eabi.h (LINUX_TARGET_INTERPRETER): Change to
	GLIBC_DYNAMIC_LINKER.
	* config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): Likewise.
	(LINUX_TARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* config/mips/linux.h (GLIBC_DYNAMIC_LINKER): Define.
	(LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
	* doc/invoke.texi (GNU/Linux Options): New section.

2006-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.md (setjmp): Rewrite.
	(setjmp_32): Delete.
	(setjmp_64): Likewise.

2006-02-16  Daniel Berlin <dberlin@dberlin.org>

	* tree-ssa-operands.c (access_can_touch_variable): Fix typo in
	 previous change.

2006-02-16  Zdenek Dvorak <dvorakz@suse.cz>

	* loop-invariant.c (invariant_for_use, check_dependencies): Fail for
	read-write uses.

2006-02-16  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26296
	* Makefile.in (loop-invariant.c): Add except.h dependency.
	* loop-invariant.c: Include except.h.
	(find_invariant_insn): Ignore insns satisfying can_throw_internal.

2005-02-16  Paul Brook  <paul@codesourcery.com>

	* reload1.c (emit_reload_insns): Invalidate dead input registers used
	for reloads.

2006-02-16  Bernd Schmidt  <bernd.schmidt@analog.com>

	PR rtl-optimization/25636
	* local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test
	when deciding whether an insn is an initializing insn.

2006-02-15 Daniel Berlin  <dberlin@dberlin.org>

	* tree.c (init_ttree): Add STRUCT_FIELD_TAG handling.
	(tree_code_size): Ditto.
	* tree.h (struct tree_memory_tag): Remove parent_var.
	(struct tree_struct_field_tag): New.
	(SFT_OFFSET): New.
	(SFT_SIZE): New.
	(union tree_node): Add sft member.
	* tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY
	specially here.
	(create_sft): Add size and offset argument, set SFT_OFFSET and
	SFT_SIZE.
	(create_overlap_variables_for): Update for SFT_OFFSET/SFT_SIZE.
	* treestruct.def: Add TS_STRUCT_FIELD_TAG.
	* tree-flow-inline.h (get_subvar_at): Update for
	SFT_OFFSET/SFT_SIZE.
	(var_can_have_subvars): Ditto.
	(overlap_subvar): Ditto.
	* print-tree.c (print_node): Print out interesting things for
	SFT's.
	* tree-flow.h (struct subvar): Remove offset and size members.
	* tree-ssa-operands.c (get_expr_operands): Update for
	get_indirect_ref_operands changes.
	(get_indirect_ref_operands): Call add_virtual_operand instead of
	add_stmt_operand.  Only recurse on base var if requested.
	(access_can_touch_variable): New function.
	(add_stmt_operand): Split virtual operand handling into ...
	(add_virtual_operand): Here.  Add offset, size, and for_clobber
	arguments.  Prune alias sets.
	(add_call_clobber_ops): Call add_virtual_operand.

2006-02-15  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26300
	* combine.c (make_extraction): Bail out if ORIG_POS is negative.

	* tree.h (struct tree_omp_clause): Use OMP_CLAUSE_CODE rather
	than TREE_CODE as index into omp_clause_num_ops array.

2006-02-15  Uttam Pawar  <uttamp@us.ibm.com>

	PR rtl-optimization/26184
	* modulo-sched.c (generate_reg_moves): Free bitmap vector
	uses_of_defs.
	* modulo-sched.c (sms_schedule): Free g_arr pointer.
	* modulo-sched.c (sms_schedule_by_order): Free bitmap pointers
	must_precede, must_follow and tobe_scheduled.

	PR other/26147
	* opts.c (common_handle_option): Free new_option pointer.
	* df-core.c (df_analyze): Free postorder pointer.

2006-02-15  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>

	* Makefile.in: Fix the examples about the use of stamps

2006-02-15  Michael Matz  <matz@suse.de>

	PR middle-end/22275

	* stor-layout.c (layout_decl): Zero-width bitfields aren't
	influenced by maximum_field_alignment or DECL_PACKED.
	(update_alignment_for_field): Ditto.
	(place_field): Ditto.
	* doc/extend.texi (<#pragma pack>, <Type Attributes>): Document
	this behaviour.

2006-02-15  Paolo Bonzini  <bonzini@gnu.org>

	* cfg.c (dump_flow_info): Get dump flags as an additional parameter.
	(debug_flow_info): Pass it.
	* alias.c (rest_of_handle_cfg): Adjust calls to dump_flow_info.
	* bb-reorder.c (reorder_basic_blocks): Likewise.
	* cfgcleanup.c (rest_of_handle_jump2): Likewise.
	* cse.c (rest_of_handle_cse, rest_of_handle_cse2): Likewise.
	* flow.c (life_analysis, recompute_reg_usage): Likewise.
	* gcse.c (gcse_main, bypass_jumps): Likewise.
	* ifcvt.c (rest_of_handle_if_conversion): Likewise.
	* local-alloc.c (rest_of_handle_local_alloc): Likewise.
	* loop-init.c (rtl_loop_init, rtl_loop_done): Likewise.
	* profile.c (compute_branch_probabilities, branch_prob): Likewise.
	* rtl.h (dump_flow_info): Adjust prototype.
	* tracer.c (rest_of_handle_tracer, tracer): Likewise.
	* var-tracking.c (variable_tracking_main): Likewise.
	* passes.c (execute_todo): Obey TDF_BLOCKS for RTL.
	* tree-dump.c (enable_rtl_dump_file): Enable the details and blocks
	options.

2006-02-15  Marcin Dalecki <martin@dalecki.de>

	* tree-ssa-dom.c (dom_thread_across_edge): fix tag expression
	construction.

2006-02-14  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/26209
	* tree-ssa-loop.c (pass_scev_cprop): Add TODO_cleanup_cfg.
	* tree-cfgcleanup.c (cleanup_control_flow): Remove dead
	eh edges.
	* tree-cfg.c (replace_uses_by): Do not alter cfg.

2006-02-14  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/23670
	* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Optimize (X&Y)|Y into
	(X,Y) and the corresponding symmetry related transformations.
	(fold_binary) <BIT_AND_EXPR>: Likewise, optimize (X|Y)&Y into
	(X,Y) and its symmetry related transformations.

2006-02-14  Roger Sayle  <roger@eyesopen.com>

	* dojump.c (do_compare_rtx_and_jump): Also handle multi-word GTU
	and GEU.

2006-02-14  Adam Nemet  <anemet@caviumnetworks.com>

	* simplify-rtx.c (simplify_subreg): Combine SUBREG and TRUNCATE.

2006-02-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	PR bootstrap/26053
	* configure.ac (HAVE_COMDAT_GROUP): Don't assume non-GNU linkers
	support COMDAT group.
	* configure: Regenerate.

2006-02-14  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/26279
	PR middle-end/26280
	PR middle-end/26283
	* dojump.c (do_compare_rtx_and_jump): Handle multi-word LE.

2006-02-14  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/26260

	* doc/invoke.texi (max-fields-for-field-sensitive): Document
	param.
	* params.h (MAX_FIELDS_FOR_FIELD_SENSITIVE): New.
	* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto.
	* tree-ssa-structalias.c (create_variable_info_for): Use
	MAX_FIELDS_FOR_FIELD_SENSITIVE.

2006-02-14  Zdenek Dvorak <dvorakz@suse.cz>

	* doc/invoke.texi (-fprefetch-loop-arrays, -fprefetch-loop-arrays-rtl):
	Document.
	* tree-ssa-loop-niter.c (number_of_iterations_ne,
	number_of_iterations_lt, number_of_iterations_cond): Remember the shape
	of the ending condition.
	* tree-ssa-loop-manip.c: Include params.h.
	(build_if_stmt, can_unroll_loop_p, determine_exit_conditions,
	tree_unroll_loop): New functions.
	* tree-pass.h (pass_loop_prefetch): Declare.
	* loop.c (rest_of_handle_loop_optimize): Test for
	-fprefetch-loop-arrays-rtl.
	* tree-scalar-evolution.h (affine_iv): Moved to tree-flow.h.
	* timevar.def (TV_TREE_PREFETCH): New timevar.
	* tree-ssa-loop.c (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch,
	pass_loop_prefetch): New.
	* tree-cfgcleanup.c: Include tree-scalar-evolution.h.
	(cleanup_tree_cfg_loop): Call scev_reset.
	* common.opt (fprefetch-loop-arrays-rtl): Add.
	* tree-ssa-loop-prefetch.c: New file.
	* tree-outof-ssa.c (struct value_expr_d): Add expr_vars field.
	(new_temp_expr_table): Initialize expr_vars.
	(free_temp_expr_table): Cleanup expr_vars.
	(check_replaceable, find_replaceable_in_bb): Prevent accumulating
	expressions from being merged into one.
	* tree-flow.h (affine_iv): Moved from tree-scalar-evolution.h.
	(struct tree_niter_desc): Add control, bound and cmp fields.
	(tree_ssa_prefetch_arrays, can_unroll_loop_p, tree_unroll_loop):
	Declare.
	* Makefile.in (tree-ssa-loop-prefetch.o): Add.
	(tree-cfgcleanup.o): Add SCEV_H dependency.
	(tree-ssa-loop-manip.o): Add PARAMS_H dependency.
	* passes.c (init_optimization_passes): Add pass_loop_prefetch.

2006-02-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26258
	* tree-ssa-structalias.c (find_func_aliases): Handle aggregates
	in PHI argument processing.

2006-02-13  Adam Nemet  <anemet@caviumnetworks.com>

	* simplify-rtx.c (simplify_unary_operation_1) <TRUNCATE>: Return
	new expression in the requested machine mode.

2006-02-13  Roger Sayle  <roger@eyesopen.com>

	* optabs.c (expand_abs): Don't call do_jump_by_parts_greater_rtx
	directly, instead let do_compare_rtx_and_jump handle this for us.
	* expr.c (expand_expr_real_1): Likewise.
	* dojump.c (do_jump_by_parts_greater_rtx): Make static.  Move
	before do_jump_by_parts_greater.
	(do_jump_by_parts_greater): Move after do_jump_by_parts_greater_rtx.
	* expr.h (do_jump_by_parts_greater_rtx): Delete prototype.

2006-02-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa/quadlib.c: Use defines instead of enum qfcmp_magic.

2006-02-13  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26235
	* loop-invariant.c (hash_invariant_expr_1): Handle 'i' and 'n' formats.
	(invariant_expr_equal_p): Handle 'i' and 'n' formats.  Fail on unknown
	format.

2006-02-13  Jeff Law  <law@redhat.com>

	* tree-vrp.c (extract_range_from_binary_expr): Remove handling of
	TRUTH_XOR_EPR.

2006-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/26092
	* gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl
	twice if decl is a builtin.  When trying again, call get_callee_fndecl
	first to verify it is still a builtin.

2006-02-13  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (base_type_die): Don't add AT_name here.
	(subrange_type_die): Don't add AT_name here.
	(modified_type_die): Rearrange code flow.  Do add AT_name here.

2006-02-13  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26247
	PR rtl-optimization/26248
	* loop-invariant.c (may_assign_reg_p): Do not allow VOIDmode.

2006-02-13  Richard Sandiford  <richard@codesourcery.com>

	* config/floatunditf.c: Use if __LDBL_MANT_DIG__ == 113.
	* config/fixtfdi.c: Likewise.
	* config/fixunstfdi.c: Likewise.
	* config/floatditf.c: Likewise.

2006-02-13  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/24427
	* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Transform (X&C1)|C2
	into (X,C2) if C1 is a subset of the bits of C2.  Transform
	(X&C1)|C2 into X|C2 if C1|C2 == ~0.  Canonicalize (X&C1)|C2 as
	(X&(C1&~C2))|C2.
	<BIT_AND_EXPR>: Canonicalize (X|C1)&C2 as (X&C2)|(C1&C2).

2006-02-13  Josh Conner  <jconner@apple.com>

	PR target/25376
	* varasm.c (function_section): Check for section name before
	calling select_section on targets that define
	USE_SELECT_SECTION_FOR_FUNCTIONS.  On other targets, use
	unlikely_text_section instead of hot_function_section if
	first_function_block_is_cold.

2006-02-13  J"orn Rennecke <joern.rennecke@st.com>

	PR middle-end/25335
	* reload1.c (gen_reload): Also use find_replacement in UNARY_P case.

2006-02-12  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26222
	* function.c (assign_stack_temp_for_type): Do not reuse stack slots
	after tree->rtl expansion.
	* loop-invariant.c (move_invariant_reg): Use force_operand on rhs
	before passing it to emit_move_insn.

2006-02-12  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* doc/invoke.texi (-Write-strings): Document that it is enabled by
	default.
	* c.opt (-Wwrite-strings): Declare variable warn_write_strings.
	Clarify documentation.
	* c-common.h (warn_write_strings): Remove.
 	* c-common.c (warn_write_strings): Likewise.
	* c-opts.c (c_common_init_options): Enable -Wwrite-strings by
	default for C++.

2006-02-12  Roger Sayle  <roger@eyesopen.com>

	PR middle-end/25724
	* dojump.c (do_jump): Call do_compare_rtx_and_jump.
	(do_jump_parts_zero_rtx): New function renamed from
	do_jump_parts_equality_rtx.  Made static.  Add a mode argument.
	(do_jump_parts_equality_rtx): New function split out from
	do_jump_parts_equality.  Old implementation renamed as above.
	Call do_jump_parts_zero_rtx if either operand is zero.
	(do_jump_parts_equality): Call do_jump_parts_equality_rtx to
	do all of the heavy lifting.
	(do_compare_rtx_and_jump): Handle multi-word comparisons by
	calling either do_jump_by_parts_greater_rtx or
	do_jump_by_parts_equality_rtx.
	* expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
	* expmed.c (do_cmp_and_jump): Now multi-word optimization has
	moved to do_compare_rtx_and_jump, call it directly.
	* stmt.c (do_jump_if_equal): Remove static prototype.  Add a
	mode argument.  Call do_compare_rtx_and_jump.
	(emit_case_nodes): Update calls to do_jump_if_equal.

2006-02-12  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26225
	* loop-invariant.c (may_assign_reg_p): Do not allow BLKmode operands.

2006-02-12  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26232
	* loop-invariant.c (find_invariant_insn): Ignore insns that set CC0.

2006-02-11  Jason Merrill  <jason@redhat.com>

	PR tree-opt/24365
	* tree-inline.c (declare_return_variable): Just don't use the
	modify target if it's a gimple complex reg and the return slot
	isn't.

2006-02-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* doc/contrib.texi: Update my entry.

2006-02-10  Geoffrey Keating  <geoffk@apple.com>

	* config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.

2006-02-10  Diego Novillo  <dnovillo@redhat.com>

	* tree-inline.c (estimate_num_insns_1): Make OpenMP directives
	expensive.

2006-02-10  Zdenek Dvorak <dvorakz@suse.cz>

	* doc/invoke.texi (-floop-optimize2): Removed.
	* toplev.c (process_options): Remove handling of flag_loop_optimize2.
	* loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
	Test flag_branch_on_count_reg only if HAVE_doloop_end.
	* common.opt (floop-optimize2): Removed.
	(fmove-loop-invariants): Enabled by default.

2006-02-10  Sebastian Pop  <pop@cri.ensmp.fr>

	* tree-if-conv.c (combine_blocks): Free the result of
	get_loop_exit_edges.

2006-02-10  Jeff Law  <law@redhat.com>

	* fold-const.c (tree_expr_nonzero_p): Fix thinko.

	PR tree-optimization/26213
	* tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
	loop trying to follow SSA_NAME_VALUE chains.

2006-02-10  Richard Guenther  <rguenther@suse.de>

	* tree-dfa.c (get_ref_base_and_extent): When computing maxsize
	deal with structures that end in implicitly variable sized arrays.

2006-02-09  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/24762
	* df-scan.c (df_bb_refs_record): Record correct registers defined on
	eh edges.

2006-02-09  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
	(struct ivopts_data): Add regs_used field.
	(tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
	(ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
	instead of loop_data->regs_used;
	(free_loop_data): Do not free aux fields for loops.
	(tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
	and tree_ssa_iv_optimize_finalize.

2006-02-09  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.

2006-02-09  J"orn Rennecke <joern.rennecke@st.com>

	PR target/26141
	* sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
	computing the effective result type.

2006-02-09  J"orn Rennecke <joern.rennecke@st.com>

	PR inline-asm/16194
	* tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
	(tree_overlaps_hard_reg_set): Declare.
	* stmt.c (decl_overlaps_hard_reg_set_p): Now static.  Change return
	type and signature to match function type expected by walk_tree.
	(tree_overlaps_hard_reg_set): New function.
	(decl_conflicts_with_clobbers_p): Rename to:
	(tree_conflicts_with_clobbers_p).  Take HARD_REG_SET * argument.
	Use tree_overlaps_hard_reg_set.  Changed caller.
	* doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
	decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
	* cris.c (cris_md_asm_clobbers): Likewise.

2006-02-09  Bernd Schmidt  <bernd.schmidt@analog.com>

	* reload1.c (emit_input_reload_insns): Delete code that tries to
	inherit using find_equiv_reg.

2006-02-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* c-common.h (flag_const_strings): Don't declare.
	* c-common.c (flag_const_strings): Remove.
	* c.opt (fconst_strings): Remove.
	* c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
	<OPT_Wwrite_strings>: Don't set flag_const_strings.
	(c_common_init_options): Don't set flag_const_strings.
	* doc/invoke.texi (-fno-const-strings): Remove documentation.

2006-02-09  Richard Earnshaw  <richard.earnshaw@arm.com>

	* arm.md (tlobits_cbranch): New pattern.
	* arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
	testing a single bit.

2006-02-09  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/26179
	* tree-ssa-pre.c (create_component_ref_by_pieces):
	Handle RETURN_DECL like VAR_DECL.

2006-02-09  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/26134
	* fold-const.c (fold_indirect_ref_1): Fold
	"*(foo *)&complexfoo" to "__real__ complexfoo"
	and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".

2006-02-09  Andrew Pinski  <pinskia@physics.uc.edu>

	* tree-flow-inline.h (var_can_have_subvars):
	Volatile variables should not have subvariables.

2006-02-09  Diego Novillo  <dnovillo@redhat.com>

	PR 26180
	* tree-vrp.c (vrp_int_const_binop): Detect overflow when
	multiplying unsigned values.
	Tidy comments.

2006-02-09  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sparc.c (tls_call_delay): Fix oversight.

2006-02-08  Jason Merrill  <jason@redhat.com>

	PR c++/25979
	* tree.def: Elaborate on difference from MODIFY_EXPR.
	* doc/c-tree.texi (INIT_EXPR): Likewise.
	* gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
	(gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
	(gimplify_target_expr): Likewise.
	(gimplify_cond_expr): Remove target handling.
	(gimplify_modify_expr): Don't clobber INIT_EXPR code here.
	(gimplify_expr): Clobber it here.
	(gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
	Do return slot optimization if we have an INIT_EXPR.

	PR tree-opt/24365
	* tree-inline.c (declare_return_variable): Also clear
	DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.

	PR c++/16405
	* gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.

	PR middle-end/22439
	* gimplify.c (gimplify_one_sizepos): Fix typo.

2006-02-08  Jeff Law  <law@redhat.com>

	PR tree-optimization/21417
	* tree-ssa-threadedge.c (thread_across_edge): Reject threading
	across a backedge if the control statement at the end of the
	block is data dependent on other statements in the same block.
	(record_temporary_equivalences_from_stmts): Remove over-conservative
	test for threading across backedges.

	* tree-ssa-dce.c (remove_dead_statement): When removing a dead
	control statement, handle all three special cases in the same
	manner as they all have the same desired solution.  No longer
	special case edge flag updating when the post dominator is
	the exit block.

2006-02-08  Roger Sayle  <roger@eyesopen.com>

	* tree.def (CHAR_TYPE): Remove.
	* dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
	* dwarf2out.c (base_type_die, is_base_type): Likewise.
	(gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
	(gen_string_type_die): Delete unreachable function.

	* tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
	* tree.c (build_int_cst_wide, type_contains_placeholder_1,
	type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
	* tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
	* builtins.c (type_to_class): Likewise.
	* fold-const.c (fold_convert, build_range_check,
	merge_ranges): Likewise.
	* expr.c (count_type_elements): Likewise.
	* c-pretty-print.c (pp_c_type_specifier): Likewise.
	* stor-layout.c (layout_type): Likewise.
	* ipa-type-escape.c (type_to_consider): Likewise.
	* gimplify.c (omp_firstprivatize_type_sizes,
	gimplify_type_sizes): Likewise.
	* explow.c (promote_mode): Likewise.
	* tree-sra.c (is_sra_scalar_type): Likewise.
	* varasm.c (output_constant): Likewise.
	* tree-inline.c (remap_type_1): Likewise.
	* convert.c (convert_to_pointer, convert_to_real,
	convert_to_integer, convert_to_complex): Likewise.

2006-02-08  Daniel Berlin  <dberlin@dberlin.org>

	* df-scan.c (df_def_record_1): A set destination may
	be a parallel regardless of mode.

2006-02-08  Roger Sayle  <roger@eyesopen.com>

	PR target/22209
	* config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
	* config/mips/_tilib.c: Remove.
	* config/fixtfdi.c: New libgcc source file.
	* config/fixunstfdi.c: New source file.
	* config/floatditf.c: New source file.
	* config/floatunditf.c: New souce file.
	* config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
	files above instead of config/mips/_tilib.c.
	* config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.

2006-02-08  Jeff Law  <law@redhat.com>

	PR tree-optimization/26169
	* tree-vrp.c (execute_vrp): Perform any queued SSA updates before
	threading jumps.

2006-02-08  Zdenek Dvorak <dvorakz@suse.cz>

	* df.h (DF_REG_SIZE): Return the length of the initialized
	part of the array.

2006-02-08  Nathan Sidwell  <nathan@codesourcery.com>

	* config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
	__muldf3): Return a correctly signed zero.

2006-02-08  Paolo Bonzini  <bonzini@gnu.org>

	* passes.c (register_one_dump_file): Accept the current properties
	instead of pass number.  Adjust call to dump_register.  Remove
	duplicated code.
	(register_dump_files): Now a wrapper around...
	(register_dump_files_1): ... this one.  Do not modify the pass
	structure.
	(next_pass_1): Cosmetic fix.
	(execute_todo): Keep second parameter only.  Use curr_properties
	instead of fetching it from the pass structure.  Check and set
	last_verified.
	(execute_one_pass): Handle TODO_set_props.  Use curr_properties
	instead of fetching it from the pass structure.  Fix calls to
	execute_todo.  Update curr_properties and initialize .vcg RTL dump
	after running the pass.  Reset last_verified.
	* tree-dump.c (dump_files): Renumber consecutively.  Put .cgraph dump
	at the beginning.
	(FIRST_AUTO_NUMBERED_DUMP): New.
	(dump_register): Remove "num" parameter, assign it within the
	function.
	(get_dump_file_name): Modify template for dumps.
	* tree-dump.h (dump_register): Adjust prototype.
	* tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
	(PROP_trees): Add PROP_gimple_lomp.
	(TODO_set_props): New.
	* gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
	* tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
	* cfgexpand.c (pass_expand): Destroy PROP_trees.

2006-02-08  Jakub Jelinek  <jakub@redhat.com>

	* config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
	(sparc64-*-linux*): Likewise.
	* config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
	* config/sparc/t-linux: New file.
	* config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
	__floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
	(__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
	-m32 -mlong-double-128.

	* config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
	* config/alpha/t-linux: New file.
	* config/alpha/libgcc-alpha-ldbl.ver: New file.

	* config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
	__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
	(CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
	* config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
	__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
	(CPP_ARCH32_SPEC): Remove.

2006-02-07  Uttam Pawar  <uttamp@us.ibm.com>

	PR tree-optimization/26145
	* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
	bbs pointer.

2006-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/26109
	* pa.c (attr_length_indirect_call): Don't return length 8 for distances
	>= 240000 when generating code for SOM runtime.
	(output_indirect_call): Don't use "b,l" instruction for indirect calls
	to $$dyncall when generating code for SOM runtime..

2006-02-07  Dirk Mueller  <dmueller@suse.com>

	PR c++/18150
	* doc/invoke.texi (-Wsequence-point): Update documentation
	that -Wsequence-point is implemented for C++ as well.

2006-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
	* config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
	(LIB_SPEC): Likewise.
	* doc/invoke.texi (SPARC options): Document -pthread.

2006-02-07  Geoffrey Keating  <geoffk@apple.com>

	* config/i386/i386.c (ix86_delegitimize_address): Support Darwin
	PIC addresses.

2006-02-07  Roger Sayle  <roger@eyesopen.com>

	* config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
	Correct comment describing BOOLEAN_TYPE.

2006-02-07  Dirk Mueller  <dmueller@suse.com>

	* c.opt: C++ frontend supports -Wdiv-by-zero.
	* c-opts.c (c_common_handle_option): Remove dead case.

2006-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* configure.ac (TLS assembler check): Do not enable TLS by
	default on SPARC/Solaris before version 10.
	* configure: Regenerate.

2006-02-07  David Edelsohn  <edelsohn@gnu.org>

	* doc/invoke.texi (xl-compat): Document conversion and support
	routine names.

2006-02-07  Jeff Law  <law@redhat.com>

	* tree-vrp.c (find_conditional_asserts): Update comments.
	(simplify_stmt_for_jump_threading): New.
	(identify_jump_threads, finalize_jump_threads): New.
	(vrp_finalize): Call identify_jump_threads.
	(execute_vrp): Call finalize_jump_threads.
	* tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
	(vrp_element, vrp_data, vrp_element_p): Remove.
	(vrp_hash_elt, vrp_variables_stack): Remove.
	(vrp_hash, vrp_eq, record_range): Remove.
	(simplify_cond_and_lookup_avail_expr): Remove.
	(extract_range_from_cond): Remove.
	(thread_across_edge): Relocated into tree-ssa-threadedge.c.
	(simplify_stmt_for_jump_threading): New.
	(dom_thread_across_edge): New wrapper.
	(tree_ssa_dominator_optimize): No longer initialize or
	finalize any of the VRP datastructures.  Remove iteration
	step and simplify as a result of removal of iteration step.
	(pass_dominator): Perform a cfg cleanup after DOM.
	(dom_opt_finalize_block): Use the new common routines
	for threading jumps.  Simplify stack management slightly.
	No longer need to unwind VRP state.
	(record_equivalences_from_incoming_edge): No longer record
	VRP information.
	(eliminate_redundant_computations): No longer call
	simplify_cond_and_lookup_avail_expr.
	* tree-flow.h (potentially_threadable_block): Prototype.
	(thread_across_edge): Likewise.
	* Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
	(tree-ssa-threadedge.o): Add dependencies.
	* tree-ssa-threadedge.c: New file.
	* passes.c (init_optimization_passes): Merge PHIs before
	calling VRP.  Run VRP again late in the SSA optimization pipeline.

2006-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* df-core.c (df_set_blocks): Do not dereference function pointers.
	(df_finish1): Likewise.
	(df_hybrid_search_forward): Likewise.
	(df_hybrid_search_backward): Likewise.
	(df_iterative_dataflow): Likewise.
	(df_analyze_problem): Likewise.
	(df_compact_blocks): Likewise.
	(df_dump): Likewise.
	* df-scan.c (df_rescan_blocks): Likewise.
	(df_record_entry_block_defs): Likewise.

	* genconditions.c (write_conditions): Guard the definition of
	'insn_conditions' with the check on GCC version.
	(write_writer): Guard the traversal 'insn_conditions' with
	the check on GCC version.

2006-02-07  Richard Guenther  <rguenther@suse.de>

	PR c++/26140
	Revert
	2006-01-30  Richard Guenther  <rguenther@suse.de>
 	PR c++/23372
 	* gimplify.c (gimplify_target_expr): Handle easy cases
 	without creating a temporary.

2006-02-07  Pete Steinmetz  <steinmtz@us.ibm.com>

	* sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
	use of float in probability computations.  Use edge probabilities
	in place of statically computed probabilities.
	(min_spec_prob): New static variable.
	(schedule_insns): Initialize it.
	(GET_SRC_PROB): Removed.
	* doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.

2006-02-07  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/24444
	* config/ia64/unwind-ia64.c: Revert last change.
	* config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
	(INCOMING_FRAME_SP_OFFSET): Define.

2006-02-06  Roger Sayle  <roger@eyesopen.com>

	* config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.

2006-02-07  Ben Elliston  <bje@au.ibm.com>

	* config/i386/i386.c (ix86_scalar_mode_supported_p): New.
	(TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
	(classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
	(ix86_return_in_memory): Handle TDmode.
	(ix86_libcall_value): Handle SDmode, DDmode, TDmode.
	(ix86_value_regno): Return non-TDmode decimal float modes in %eax.

2006-02-06  Richard Sandiford  <richard@codesourcery.com>

	* reorg.c (dbr_schedule): Use dump_file instead of file.

2006-02-06  Steve Ellcey  <sje@cup.hp.com>

	PR target/25917
	* config/ia64/predicates.md (extr_len_operand): New predicate.
	* config/ia64/ia64.md (extv): Tighten constraints.
	(extzv): Ditto.
	(*tbit_and_2): Ditto.
	(*tbit_and_3): Ditto.
	(*tbit_or_2): Ditto.
	(*tbit_or_3): Ditto.
	(*bit_zero): Ditto.
	(*bit_one): Ditto.

2006-02-06  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/23359
	* config/i386/i386.md (trap): Use ASM_SHORT instead of .word.

2006-02-06  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-vrp.c (execute_vrp): Do not pass dump argument to.
	loop_optimizer_init and loop_optimizer_finalize
	* tree-ssa-sink.c (execute_sink_code): Ditto.
	* tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
	* tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
	tree_ssa_loop_done): Ditto.
	* tree-ssa-pre.c (init_pre, fini_pre): Ditto.
	* sched-ebb.c: Include output.h.
	(schedule_ebbs): Do not use dump argument.
	* value-prof.h (struct profile_hooks): Remove profile_dump_file.
	* loop.c (loop_dump_stream): Removed.
	(loop_optimize, rest_of_handle_loop_optimize): Do not use dump
	argument.
	(scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
	emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
	final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
	loop_iterations, strength_reduce, record_biv, record_giv,
	final_giv_value, check_final_value, check_ext_dependent_givs,
	combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
	try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
	dump_file instead of loop_dump_stream.
	* ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
	argument dump_file.
	* reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
	dump argument.
	* flow.c (life_analysis, rest_of_handle_life): Ditto.
	* haifa-sched.c: Include output.h
	(schedule_insns, sched_init): Do not use dump argument.
	* mode-switching.c (optimize_mode_switching): Ditto.
	* modulo-sched.c (stats_file): Removed.
	(print_node_sched_params): Do not call argument dump_file.
	(sms_schedule_by_order, loop_canon_p, sms_schedule,
	rest_of_handle_sms): Do not use dump argument.  Use dump_file instead
	of stats_file.
	* cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
	use dump argument.
	* loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
	rtl_loop_init, rtl_loop_done): Ditto.
	* global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
	* predict.c (combine_predictions_for_bb, tree_estimate_probability):
	Ditto.
	* recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
	* lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
	* regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
	rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
	* emit-rtl.c (renumber_insns): Ditto.
	* cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
	expand_gimple_basic_block, tree_expand_cfg): Ditto.
	* regclass.c (regclass): Ditto.
	* tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
	remove_ssa_form, rewrite_out_of_ssa): Ditto.
	* reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
	convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
	Ditto.
	* sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
	* local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
	to regclass.
	* gcse.c (gcse_file, debug_stderr): Removed.
	(gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
	rest_of_handle_gcse): Do not use dump argument.
	(cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
	one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
	pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
	compute_code_hoist_vbeinout, compute_code_hoist_data,
	one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
	compute_store_table, build_store_vectors, insert_insn_start_bb,
	insert_store, remove_reachable_equiv_notes, replace_store_insn,
	store_motion): Use dump_file instead of gcse_file.
	* ipa-type-escape.c (type_escape_execute): Remove debugging comments.
	* profile.c (profile_dump_file): Removed.
	(branch_prob): Use dump_file instead of profile_dump_file.
	* ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
	dump_file.
	* tree-ssa-copy.c (dump_copy_of): Ditto.
	* rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
	dump file to life_analysis.
	* bt-load.c (branch_target_load_optimize): Ditto.
	* cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
	renumber_insns.
	* rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
	regclass, dbr_schedule): Declaration changed.
	* sched-int.h (sched_init): Declaration changed.
	* tree-profile.c (tree_profile_dump_file): Removed.
	(tree_profile_hooks): Removed profile_dump_file hook.
	* rtl-profile (rtl_profile_dump_file): Removed.
	(rtl_profile_hooks): emoved profile_dump_file hook.
	* cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
	changed.
	* c-gimplify.c (c_genericize): Do not call local variable dump_file.
	* tree-cfg.c (build_tree_cfg): Ditto.
	* Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
	* basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
	Declaration changed.
	* config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
	life_analysis and schedule_insns.
	* config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
	life_analysis.
	* config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
	dbr_schedule.
	* config/mips/mips.c (mips_reorg): Ditto.
	* config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
	schedule_ebbs.

2006-02-06  Aldy Hernandez  <aldyh@redhat.com>

	* config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
	(s390_mangle_fundamental_type): New.
	* config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
	Define.

	* config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
	(alpha_mangle_fundamental_type): New.
	* config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
	Define.

	* config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
	Define.
	* config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
	Define.
	* config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
	(sparc_mangle_fundamental_type): New.

2006-02-06  Jakub Jelinek  <jakub@redhat.com>

	* config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
	(s390x-*-linux*): Likewise.
	* config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
	* config/s390/t-linux: New file.

2006-02-02  Bernd Schmidt  <bernd.schmidt@analog.com>

	* config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
	sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.

2006-02-06  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
	(ANTIC_SAFE_LOADS): New macro.
	(find_or_generate_expression): Add prototype.
	(set_contains_value): Allow null set for sake of not always having
	to allocate ANTIC_SAFE_LOADS.
	(phi_translate): Move placement of AGGREGATE_TYPE_P check.
	Allow COMPONENT_REF too.
	(valid_in_set): Allow COMPONENT_REF.
	Check ANTIC_SAFE_LOADS too.
	(compute_antic_aux): Print out ANTIC_SAFE_LOADS.
	(compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
	rename.
	(can_PRE_operation): Add COMPONENT_REF.
	(create_component_ref_by_pieces): New function.
	(create_expression_by_pieces): Use create_component_ref_by_pieces.
	(insert_aux): Move AGGREGATE_TYPE_P check here.
	(compute_avail): Set bb local stmt uids.
	(pass_pre): Use TODO_update_ssa_only_virtuals.

2006-02-06  Ben Elliston  <bje@au.ibm.com>

	* configure.ac: Unconditionally disable decimal float by default.
	* configure: Regenerate.

2006-02-06  Ben Elliston  <bje@au.ibm.com>

	* read-rtl.c (read_name): Terminate reading on EOF.

2006-02-06  Ben Elliston  <bje@au.ibm.com>

	* dfp.c (decimal_real_arithmetic): Change second argument type
	from int to enum tree_code. Do not always return true, but now
	return result of any call to decimal_do helper functions.
	* dfp.h (decimal_real_arithmetic): Update prototype.

2006-02-05  Eric Botcazou  <ebotcazou@libertysurf.fr>

	* config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.

2006-02-05  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/25251
	* tree-cfg.c (cleanup_dead_labels): Also don't remove
	forced labels.

2006-02-04  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-vrp.c (cfg_loops): Removed.
	(adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
	Use current_loops instead of cfg_loops.  Pass flags to
	loop_optimizer_init.
	* cfgloopmanip.c (fix_loop_structure): Update only available
	information.
	* tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
	loop_optimizer_init.
	* modulo-sched.c (build_loops_structure): Removed.
	(sms_schedule): Use loop_optimizer_init.
	* loop-init.c (loop_optimizer_init): Use flags to determine
	which properties of loops to prepare.
	(rtl_loop_init): Pass flags to loop_optimizer_init.
	* tree-ssa-sink.c (execute_sink_code): Ditto.
	* tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
	* tree-ssa-pre.c (init_pre): Ditto.
	* cfgloop.h (LOOPS_NORMAL): New.
	(loop_optimizer_init): Declaration changed.

2006-02-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
	* config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
	pa/t-pa.
	* config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
	pa/t-pa.
	* config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
	pa/x-ada.
	* pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
	* pa/t-pa64: Delete quadlib.c rule.
	* pa/x-ada: Revert last change.
	* pa/t-pa: Revert last change.  Delete quadlib.c rule.

2006-02-04  Zdenek Dvorak <dvorakz@suse.cz>

	PR rtl-optimization/26087
	* rtlanal.c (canonicalize_condition): Do not cross basic block
	boundaries.

2006-02-04  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/24444
	* config/ia64/ia64.c: Include debug.h.
	(MAX_ARTIFICIAL_LABEL_BYTES): New.
	(ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
	(IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
	(process_epilogue, process_set, process_for_unwind_directive):
	Output unwind info only if requested.  Add CFA info if requested.
	Add new arguments as needed.  Adjust callers.
	* config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
	incorrect default.
	(DWARF2_FRAME_INFO): Define to zero.
	* config/ia64/unwind-ia64.c: Remove code that compensated for
	the CFA offset error fixed above.
	* config/ia64/t-ia64 (ia64.o): Depend on debug.h.
	* dwarf2out.c (DWARF2_FRAME_INFO): Define default.
	(dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
	-funwind-tables and -fexceptions to enable frame info.
	(dwarf2out_frame_init): Define initial CFA even if
	DWARF2_UNWIND_INFO is disabled.  Call initial_return_save if
	DWARF2_UNWIND_INFO is nonzero, not just defined.
	(dwarf2out_frame_finish): Output non-EH call frame info only
	if DWARF2_FRAME_INFO is nonzero.
	(convert_cfa_to_loc_list,
	compute_frame_pointer_to_cfa_displacement): Define even if
	unwind info is not supported.
	(gen_subprogram_die): Use the above unconditionally.  Remove
	legacy alternate code.
	* toplev.c (compile_file): Compile in call to
	dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
	(lang_dependent_init): Ditto for dwarf2out_frame_init.

2006-02-04  David Edelsohn  <edelsohn@gnu.org>
	    Jakub Jelinek  <jakub@redhat.com>

	* config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
	IBM extended float format long double as "g" on powerpc*-linux.

2006-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/25926
	* pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
	* pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.

2006-02-03  Jason Merrill  <jason@redhat.com>

	PR c++/25979
	* gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.

	PR middle-end/25977
	* gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
	on the return slot if it's an NRV.

2006-02-03  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
	(dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
	rewrite_use): Do not handle USE_OUTER.
	(find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
	add_iv_outer_candidates, may_replace_final_value,
	determine_use_iv_cost_outer, rewrite_use_outer): Removed.
	(find_interesting_uses_op): Functionality of
	find_interesting_uses_outer_or_nonlin moved here.
	(find_interesting_uses_outside): Use find_interesting_uses_op.

2006-02-03  Alan Modra  <amodra@bigpond.net.au>

	PR target/25960
	* config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.

2006-02-03  Andreas Krebbel  <krebbel1@de.ibm.com>
	    Ulrich Weigand  <uweigand@de.ibm.com>

	PR target/25864
	* config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
	"x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
	* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
	* config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
	and dxr fields.
	(z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
	(s390_rtx_costs): Use the new fields to calculate rtx costs.
	(s390_secondary_input_reload_class, s390_secondary_output_reload_class):
	Define secondary reloads for TFmode moves.
	(constant_modes): Add TFmode.
	(NR_C_MODES): Set to 8.
	* config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
	builtin define.
	(LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
	(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
	CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
	* config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
	fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
	(FPR mode macro): Add TFmode.
	(DSF mode macro): New.
	(<de>, <dee> mode attributes): Removed.
	(<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
	("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
	"*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
	"floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
	"*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
	"*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
	"*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
	"*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
	"*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
	"*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
	"*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
	"*negabs<mode>2", "sqrt<mode>2"):
	Changed <de> to <xde>. R constraint replaced by <Rf>.
	("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
	<Rf>.
	("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
	("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
	("*movtf_64", "*movtf_31"): New insn definitions followed by 5
	splitters.
	("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
	"extenddftf2", "extendsftf2"): New expanders.
	("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
	"*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
	"*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
	* config/s390/s390.opt (mlong-double-128, mlong-double-64):
	New options.
	* config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
	* config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
	__fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
	__floatditf): Add a GCC_4.1.0 symbol version tag.
	* doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
	the new options.

2006-02-02  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/25377
	* config/i386/i386.c (ix86_function_ok_for_sibcall):
	Use targetm.binds_local_p instead of TREE_PUBLIC.

2006-02-02  Roger Sayle  <roger@eyesopen.com>

	* tree.h (TYPE_STRING_FLAG): Document that this field may be used
	on INTEGER_TYPEs to indicate that it denotes a character type.
	* tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
	signed_char_type_node, unsigned_char_type_node and char_type_node.
	* dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
	INTEGER_TYPE.  Use TYPE_STRING_FLAG to decide whether to emit
	a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.

2006-02-02  Zdenek Dvorak <dvorakz@suse.cz>
	    Daniel Berlin  <dberlin@dberlin.org>

	* tree-tailcall.c (arg_needs_copy_p): New function.
	(eliminate_tail_call): Use arg_needs_copy_p.
	(tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
	(add_virtual_phis): New function.

2006-02-02  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (sparc_output_scratch_registers): Use
	#ignore instead of #scratch for %g7 .register directive.

2006-02-02  Andreas Tobler  <a.tobler@schweiz.ch>

	* config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
	object files.

2006-02-02  Bernd Schmidt  <bernd.schmidt@analog.com>

	* flow.c (calculate_global_regs_live): Assert that there aren't any
	EDGE_FAKE edges.

2006-02-02  Paolo Bonzini  <bonzini@gnu.org>

	* tree-flow-inline.h (bsi_after_labels): Rewrite, return
	what its name says.
	* lambda-code.c (perfect_nestify): Use bsi_insert_before on
	bsi_after_labels iterator.
	* tree-if-conv.c (find_phi_replacement_condition,
	replace_phi_with_cond_modify_expr): Likewise.
	* tree-scalar-evolution.c (scev_const_prop): Likewise.
	* tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.

2006-02-02  Diego Novillo  <dnovillo@redhat.com>

	* tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.

2006-02-02  Diego Novillo  <dnovillo@redhat.com>

	PR 25990
	* tree-cfg.c (move_block_to_fn): Clear out the basic block
	array after growing it.

2006-02-01  Steve Ellcey  <sje@cup.hp.com>

	PR middle-end/24901
	* fold-const.c (fold_checksum_tree): Change type of buf.

2006-02-01  Bernd Schmidt  <bernd.schmidt@analog.com>

	* reload.c (push_secondary_reload): Initialize t_icode.

2006-02-01  Jakub Jelinek  <jakub@redhat.com>

	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
	-msoft-float -mlong-double-128 only issue a warning, but don't
	swich to DFmode long double.

2006-02-01  Hans-Peter Nilsson  <hp@axis.com>

	* cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
	has a constant equivalent, iterate over equivalents for arg0,
	calling simplify_relational_operation and if there's a result
	cheaper than X, apply fold_rtx and return the result.

2006-02-01  Jan Hubicka  <jh@suse.cz>

	* opts.c (no_unit_at_a_time_default): New global variable.
	(decode_options): Use it.
	* opts.h (no_unit_at_a_time_default): Declare.

2006-02-01  Paul Brook  <paul@codesourcery.com>

	* function.c (assign_parm_setup_reg): Use function argument promotion
	rules.
	* expr.c (expand_expr_real_1): Use function argument promotion rules
	for PARM_DECLs.

2006-02-01  Steve Ellcey  <sje@cup.hp.com>

	* gcc.c (process_command): Change j to 'unsigned int'.

2006-01-31  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/26001
	* expr.c (expand_expr_real_1) <case ARRAY_REF>:
	Use the corrected index for the character
	out of the string constant.

2006-01-31  Andrew Pinski  <pinskia@physics.uc.edu>

	* mode-switching.c (optimize_mode_switching): Fix size
	allocated for bb_info[n_entities].

2006-01-31  Andrew Pinski  <pinskia@physics.uc.edu>

	* gcc.c (main): Correct type that is allocated for
	explicit_link_files.

2006-01-31  Jakub Jelinek  <jakub@redhat.com>

	* config/s390/s390.c (init_alignment_context): Set
	ALIAS_SET_MEMORY_BARRIER on the MEM.
	* config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.

2006-01-31  Uttam Pawar  <uttamp@us.ibm.com>

	PR middle-end/25933
	* loop-unroll.c (unroll_loop_runtime_iterations): Free
	dom_bbs pointer.
	* tree-ssa-live.c (type_var_init): Allocate bitmap after
	call to tpa_init.

2006-01-31  Marcin Dalecki  <martin@dalecki.de>

	* tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
	* regrename.c: Ditto.
	* tree-ssa-loop-im.c: Ditto.
	* tree-dump.c: Ditto.
	* tree-complex.c: Ditto.
	* genrecog.c: Ditto.
	* tree-ssa-threadupdate.c: Ditto.
	* tracer.c: Ditto.
	* java/class.c: Ditto.
	* java/jcf-parse.c: Ditto.
	* java/resource.c: Ditto.
	* java/except.c: Ditto.
	* java/jvspec.c: Ditto.
	* java/jcf-write.c: Ditto.
	* java/jcf-path.c: Ditto.
	* java/gjavah.c: Ditto.
	* java/zextract.c: Ditto.
	* java/jcf-io.c: Ditto.
	* java/jcf.h: Ditto.
	* java/buffer.c: Ditto.
	* java/lang.c: Ditto.
	* java/parse-scan.y: Ditto.
	* java/lex.c: Ditto.
	* java/lex.h: Ditto.
	* cfgloopmanip.c: Ditto.
	* postreload-gcse.c: Ditto.
	* tree-ssa-loop-manip.c: Ditto.
	* postreload.c: Ditto.
	* tree-ssa-loop-ch.c: Ditto.
	* loop.c: Ditto.
	* ipa-cp.c: Ditto.
	* cppspec.c: Ditto.
	* diagnostic.c: Ditto.
	* final.c: Ditto.
	* genoutput.c: Ditto.
	* gcc.c: Ditto.
	* cfghooks.c: Ditto.
	* cfgloopanal.c: Ditto.
	* objc/objc-act.c: Ditto.
	* gcov.c: Ditto.
	* genextract.c: Ditto.
	* genautomata.c: Ditto.
	* pretty-print.c: Ditto.
	* genemit.c: Ditto.
	* cgraphunit.c: Ditto.
	* flow.c: Ditto.
	* df-scan.c: Ditto.
	* haifa-sched.c: Ditto.
	* dominance.c: Ditto.
	* dbxout.c: Ditto.
	* tree-ssa-loop-ivopts.c: Ditto.
	* df-core.c: Ditto.
	* mode-switching.c: Ditto.
	* modulo-sched.c: Ditto.
	* graph.c: Ditto.
	* ipa-pure-const.c: Ditto.
	* cse.c: Ditto.
	* fix-header.c: Ditto.
	* web.c: Ditto.
	* tree-stdarg.c: Ditto.
	* ipa-utils.c: Ditto.
	* loop-init.c: Ditto.
	* ipa-inline.c: Ditto.
	* cfganal.c: Ditto.
	* global.c: Ditto.
	* alloc-pool.c: Ditto.
	* dwarf2out.c: Ditto.
	* opts.c: Ditto.
	* genattrtab.c: Ditto.
	* tree-ssa-loop-ivcanon.c: Ditto.
	* predict.c: Ditto.
	* timevar.c: Ditto.
	* lcm.c: Ditto.
	* fortran/gfortranspec.c: Ditto.
	* regmove.c: Ditto.
	* local-alloc.c: Ditto.
	* langhooks.c: Ditto.
	* function.c: Ditto.
	* tree-vectorizer.c: Ditto.
	* gcse.c: Ditto.
	* ipa-type-escape.c: Ditto.
	* alias.c: Ditto.
	* tree-if-conv.c: Ditto.
	* profile.c: Ditto.
	* ipa.c: Ditto.
	* tree-data-ref.c: Ditto.
	* loop-unroll.c: Ditto.
	* treelang/treetree.c: Ditto.
	* calls.c: Ditto.
	* bt-load.c: Ditto.
	* ggc-common.c: Ditto.
	* except.c: Ditto.
	* coverage.c: Ditto.
	* cselib.c: Ditto.
	* tree-cfgcleanup.c: Ditto.
	* tree-ssa-pre.c: Ditto.
	* cfgcleanup.c: Ditto.
	* loop-invariant.c: Ditto.
	* loop-iv.c: Ditto.
	* ipa-prop.c: Ditto.
	* print-tree.c: Ditto.
	* conflict.c: Ditto.
	* ggc-page.c: Ditto.
	* sched-deps.c: Ditto.
	* regclass.c: Ditto.
	* tree-object-size.c: Ditto.
	* combine.c: Ditto.
	* bb-reorder.c: Ditto.
	* resource.c: Ditto.
	* var-tracking.c: Ditto.
	* cfgloop.c: Ditto.
	* df-problems.c: Ditto.
	* reg-stack.c: Ditto.
	* tlink.c: Ditto.
	* gccspec.c: Ditto.
	* sched-rgn.c: Ditto.
	* tree-ssa-structalias.c: Ditto.
	* tree-ssa-reassoc.c: Ditto.
	* config/darwin-c.c: Ditto.
	* config/darwin.c: Ditto.
	* config/arm/arm.c: Ditto.
	* cfgrtl.c: Ditto.
	* collect2.c: Ditto.
	* reload1.c: Ditto.

2006-01-31  Nicolas Pitre  <nico@cam.org>

	* arm.md (smaxsi3): Make aware of smax_m1.
	(smax_m1): New.

2006-01-31  Nathan Sidwell  <nathan@codesourcery.com>

	* config/m68k/lb1sf68.asm: Use moveq to load small constants.

2006-01-31  Richard Guenther  <rguenther@suse.de>

	* doc/invoke.texi (-msselibm): Document.
	* target.h (expand_library_builtin): New target hook.
	* builtins.c (expand_builtin): Use expand_library_builtin.
	(default_expand_library_builtin): New function.
	* gcc.c (LINK_GCC_MATH_SPEC): Define.
	(LINK_COMMAND_SPEC): Handle %(link_gcc_math).
	(link_gcc_math_spec): Declare.
	(static_specs): Add link_gcc_math_spec.
	* expr.h (default_expand_library_builtin): Declare.
	* target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
	(TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
	* config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
	* config/i386/i386.opt (msselibm): New target option.
	* config/i386/i386.c (ix86_builtin_function_variants): New array.
	(ix86_init_sse_abi_builtins): New function.
	(ix86_expand_library_builtin): Likewise.
	(TARGET_EXPAND_LIBRARY_BUILTIN): Define.
	(override_options): Handle error conditions wrt -msselibm.
	(ix86_builtins): Add function codes for SSE2 ABI builtins.
	(ix86_init_builtins): Call ix86_init_sse_abi_builtins.
	* doc/extend.texi (__builtin_sse2_*): Document new target specific
	builtins.

2006-01-31  Richard Guenther  <rguenther@suse.de>
	Paolo Bonzini  <bonzini@gnu.org>

	* doc/install.texi (--disable-libgcc-math): Document.

2006-01-30  Marcin Dalecki  <martin@dalecki.de>

	* expr.h (expand_normal): new inline function.
	* builtins.c: use it, use EXPAND_NORMAL explicitely.
	* dojump.c: use it.
	* dwarf2out.c: use it.
	* expr.c: use it.
	* calls.c: use it.
	* expmed.c: use it.
	* except.c: use it.
	* config/sparc/sparc.c: use it.
	* config/i386/i386.c: use it.
	* config/rs6000/rs6000.c: use it.
	* config/arm/arm.c: use it.
	* config/mips/mips.c: use it.
	* stmt.c: use it, use EXPAND_NORMAL explicitely.

2006-01-30  Roger Sayle  <roger@eyesopen.com>

	* config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
	argv to the appropriate type.

2006-01-30  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
	unreachable code.

2006-01-30  Ulrich Weigand  <uweigand@de.ibm.com>

	PR target/26018
	* config/s390/s390.c (struct machine_function): New flag
	decomposed_literal_pool_addresses_ok_p.
	(s390_reorg): Set it before final stage of literal pool transforms.
	(s390_decompose_address): Only accept displacements of the form
	(minus (label_ref ...) (label_ref ...)) if that flag is set.

2006-01-30  Carlos O'Donell  <carlos@codesourcery.com>

	* optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
	the comparison routine return.

2006-01-30  Michael Matz  <matz@suse.de>

	* global.c (find_reg): Only evict for global regs.
	Take n_refs into account and dump more info.

2006-01-30  J"orn Rennecke <joern.rennecke@st.com>

	PR target/14798:
	* sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
	(pragma_trap, pragma_nosave_low_regs): Likewise.
	(current_function_anonymous_args): Likewise.
	(sh_deferred_function_attributes): New variable.
	(sh_deferred_function_attributes_tail): Likewise.
	(print_operand): For '@', look up trap_exit attribute.
	(calc_live_regs): Look up trapa_handler attribute.  For trapa
	handlers, save/restore fpscr, but don't do any other
	interrupt-specific saves.
	Don't save r0..r7 if the nosave_low_regs attribute is in effect.
	Fix check for partially saved registers to check for SHmedia.
	(sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
	(sh_output_function_epilogue): Don't clear any of the removed
	variables.
	(sh_insert_attributes): Don't check pragma_interrupt.
	Insert deferred attributes.  Check that interrupt attribute is
	present for other attributes that require its presence.
	(sh_attribute_table): Add new attributes trapa_handler and
	nosave_low_regs.
	(sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
	Don't check for pragma_interrupt.  Don't store argument.
	* sh.h (pragma_interrupt, sp_switch): Don't declare.
	(sh_deferred_function_attributes): Declare.
	(sh_deferred_function_attributes_tail): Likewise.
	* sh.md (sp_switch_1): Add operand.  Change generator caller.
	(sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
	(*return_i): Don't use when trap_exit attribute is in effect.
	(*return_trapa): New insn pattern.
	* sh-c.c: New file.
	* config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
	setting c_target_objs and cxx_target_objs.
	* t-sh: Add rule for sh-c.o.

2006-01-30  Richard Guenther  <rguenther@suse.de>

	PR c++/23372
	* gimplify.c (gimplify_target_expr): Handle easy cases
	without creating a temporary.

2006-01-30  Nathan Sidwell  <nathan@codesourcery.com>

	* vec.h (safe_grow): Remove duplicated line.

2006-01-29  Diego Novillo  <dnovillo@redhat.com>

	PR 25874
	* omp-low.c (execute_expand_omp): Move CFG cleanup code ...
	(expand_omp): ... here.
	(expand_omp_parallel): Only remove barriers for combined
	parallel+workshare constructs.

2006-01-29  Eric Botcazou  <ebotcazou@adacore.com>

	Revert

	2005-11-09  Eric Botcazou  <ebotcazou@adacore.com>
	* tree.c (build_qualified_type): Chain the new type to the original
	type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
	a POINTER_TYPE or a REFERENCE_TYPE respectively.
	(build_pointer_type_for_mode): Only return unqualified types.
	(build_reference_type_for_mode): Likewise.

2006-01-29  Gabriel Dos Reis  <gdr@integgrable-solutions.net>

	* configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
	* Makefile.in (CXX_COMPAT_WARN): Define.
	* configure: Regenerate.

2006-01-29  Dorit Nuzman  <dorit@il.ibm.com>

	PR tree-opt/25911
	* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
	to an if check.

2006-01-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* toplev.c: Fix thinko.

2006-01-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
	    Marcin Dalecki  <martin@dalecki.de>

	* toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
	(push_srcloc): Use XNEW.
	(init_asm_output, default_get_pch_validity): Use XNEWVEC.

2006-01-29  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-core.c (df_set_blocks): Deleted all variable.

2006-01-28  Ian Lance Taylor  <ian@airs.com>

	* cgraphunit.c (cgraph_assemble_pending_functions): Call
	cgraph_output_pending_asms.

2006-01-28  Zack Weinberg  <zackw@panix.com>

	* c.opt: Add -W(no-)overlength-strings.
	* doc/invoke.texi: Document it.
	* c-opts.c (c_common_handle_option): -pedantic implies
	-Woverlength-strings, if not explicitly disabled already.
	(c_common_post_options): -Woverlength-strings defaults to off, and
	is always off for C++.
	* c-common.c (fix_string_type): Issue warning about strings longer
	than is portable only if warn_overlength_strings.  Rearrange code
	a little for clarity.
	* configure.in: Check for -Wno-overlength-strings as well before
	enabling -pedantic in stage 1.
	* Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
	(gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.

	* genconditions.c (write_header, write_one_condition)
	(write_conditions, write_writer): Consolidate very long strings
	that were broken up to fit in C89 portable limit.  Don't use
	printf when fputs will do.

2006-01-28  Adam Nemet  <anemet@caviumnetworks.com>

	* combine.c (simplify_comparison <AND>): Check
	TRULY_NOOP_TRUNCATION before start using a subreg.

	* config/mips/mips.md (*branch_zero<mode>,
	*branch_zero<mode>_inverted, *branch_equality<mode>,
	*branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
	Remove mode check from comparisons.

2006-01-28  Kenneth Zadeck <zadeck@naturalbridge.com>

	* config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.

2006-01-28  Kazu Hirata  <kazu@codesourcery.com>

	* expmed.c (const_mult_add_overflow_p): Remove.
	* expr.h: Remove the prototype for const_mult_add_overflow_p.

	* recog.c (validate_replace_rtx_subexp): Remove.
	* recog.h: Remove the prototype for
	validate_replace_rtx_subexp.

	* integrate.h: Remove the prototype for
	copy_decl_for_inlining.
	* rtl.h: Remove the prototype for mark_constant_function.
	* tree-vectorizer.h: Remove the prototype for
	vect_strip_conversion.

	* modulo-sched.c (create_partial_schedule,
	free_partial_schedule, reset_partial_schedule): Make them
	static.

	* hooks.c (hook_bool_rtx_int_false): Remove.
	* hooks.h: Remove the prototype for hook_bool_rtx_int_false.

2006-01-28  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
	and -mlong-double-128 are incompatible.
	* config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
	* config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
	(TARGET_LIBGCC2_CFLAGS): Define.
	* config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
	(TARGET_LIBGCC2_CFLAGS): Same.
	* config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.

2006-01-28  Kazu Hirata  <kazu@codesourcery.com>

	PR c/19606.
	* c-typeck.c (build_binary_op): Perform implicit casts of
	operands before shortening them.

	* cfgloopmanip.c (split_loop_bb): Remove.
	* cfgloop.h: Remove the prototype for split_loop_bb.

	* cfgloop.c (flow_loop_outside_edge_p): Remove.
	* cfgloop.h: Remove the prototype for
	flow_loop_outside_edge_p.

	* emit-rtl.c (init_virtual_regs): Make it static.
	* function.h: Remove the prototype for init_virtual_regs.

	* recog.c (peephole2_optimize): Make it static.
	* recog.h: Remove the prototype for peephole2_optimize.

2006-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* df-scan.c (df_record_entry_block_defs): Check if
	INCOMING_RETURN_ADDR_RTX is defined.

2006-01-27  Daniel Berlin  <dberlin@dberlin.org>
	    Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/24762
	* doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
	* targhooks.c (hook_void_bitmap): New hook prototype.
	* targhoohs.h (hook_void_bitmap): Ditto.
	* bitmap.h (bitmap_head_def): Moved to coretypes.h.
	* coretypes.h (bitmap_head_def): Moved from bitmap.h.
	* target.h (live_on_entry): New function pointer.
	* df-scan.c (df_all_hard_regs): Removed.
	(df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
	(df_scan_free_internal): Added df->entry_block_defs.
	(df_scan_alloc): Ditto.
	(df_scan_dump): Ditto.
	(df_uses_record): Plumbed flag field properly thru calls.
	Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
	This part fixes PR24762.
	(df_bb_refs_record): Added code to make the frame and arg
	pointers live in EH blocks.
	(df_refs_record): Added call to df_record_entry_block_defs.
	(df_record_entry_block_defs): New function.
	* df-core.c: Added comments to describe new artifical defs.
	* df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
	(entry_block_defs): New field in struct df.
	(df_all_hard_regs): Deleted.
	* target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
	* df-problems.c (df_ru_bb_local_compute_process_def):
	Added code to handle artifical defs in the entry to a function.
	(df_ru_bb_local_compute): Ditto.
	(df_rd_bb_local_compute_process_def): Ditto.
	(df_rd_bb_local_compute): Ditto.
	(df_lr_bb_local_compute): Ditto.
	(df_ur_bb_local_compute): Ditto.
	(df_urec_bb_local_compute): Ditto.
	(df_chain_create_bb): Ditto.
	(df_ur_local_finalize):	Removed entry.
	(df_urec_init): Ditto.
	(df_urec_local_finalize): Ditto.
	(df_ri_bb_compute): Added detection of last use of pseudos.
	* Makefile.in (df-scan.o): Updated dependencies.
	* config/mips/mips-protos.h (mips_set_live_on_entry): Added.
	* config/mips/mips.c (mips_set_live_on_entry): Added.
	* config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
	for target hook.
	* dce.c (marked_insn_p): Added code to handle artifical defs.

2006-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
	intrinsic.
	(_mm_cvtsi128_si64): Likewise.
	(_mm_cvtsd_si64): Likewise.
	(_mm_cvttsd_si64): Likewise.
	(_mm_cvtsi64_sd): Likewise.
	(_mm_cvtsi64_si128): Likewise.
	* config/i386/mmintrin.h (_m_from_int64): Likewise.
	(_mm_cvtsi64_m64): Likewise.
	(_m_to_int64): Likewise.
	(_mm_cvtm64_si64): Likewise.
	* config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
	(_mm_cvttss_si64): Likewise.
	(_mm_cvtsi64_ss): Likewise.
	(_mm_cvtss_f32): Likewise.

2006-01-27  Carlos O'Donell  <carlos@codesourcery.com>

	* c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
	for pragma redefine_extname.

2006-01-27  Jakub Jelinek  <jakub@redhat.com>

	PR target/25864
	* libgcc-std.ver: Add GCC_4.1.0 symbol version.
	* config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
	-mno-minimal-toc to previous content.
	(bispecs): Remove goal.
	* config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
	* config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
	compatibility aliases on powerpc-*-*gnu*.
	* config/rs6000/libgcc-ppc-glibc.ver: New file.
	* config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
	libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
	(TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
	(ldblspecs): New goal.
	* config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
	* mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
	_df_to_tf.
	* config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
	L_sf_to_tf or L_df_to_tf is defined.

2006-01-27  David Edelsohn  <edelsohn@gnu.org>
	    Alan Modra  <amodra@bigpond.net.au>

	PR target/25864
	* config/rs6000/linux.h (POWERPC_LINUX): Define.
	* config/rs6000/linux64.h (POWERPC_LINUX): Define.
	* config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
	* config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
	* config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
	* config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
	(rs6000_override_options): Initialize rs6000_ieeequad.
	Initialize TFmode format to ibm_extended_format if not
	TARGET_IEEEQUAD.
	(rs6000_handle_option): Accept -mabi= ibmlongdouble and
	ieeelongdouble.
	(rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
	(rs6000_return_in_memory): Only return IEEEQUAD in memory.
	(function_arg_advance): IBM long double passed in two FPRs, not
	split.
	(function_arg): IBM long double passed in FPRs.
	(rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
	(rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
	Only multireg GPR aligned.
	(rs6000_init_libfuncs): Enable IBM long double functions if not
	IEEEQUAD.
	(rs6000_generate_compare): Use IBM long double compare if not
	TARGET_IEEEQUAD.
	* config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
	(TARGET_IEEEQUAD): Define.
	(CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
	not TARGET_IEEEQUAD.
	* config/rs6000/rs6000.md: Enable TFmode patterns if
	!TARGET_IEEEQUAD.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
	* config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
	and -mlong-double-128 are incompatible.
	* doc/invoke.texi (-mabi): Collect options together.  Add
	ibmlongdouble and ieeelongdouble.

2006-01-27  Richard Sandiford  <richard@codesourcery.com>

	* doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
	opaque type.
	* optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
	* varasm.c (make_decl_rtl, build_constant_desc): Likewise.
	(force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
	* rtl.h (rtunion_def): Remove rt_ptr.
	(X0PTR): Delete.
	(SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
	(SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
	* config/i386/winnt.c (i386_pe_mark_dllexport)
	(i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.

2006-01-27 Gabor Loki <loki@gcc.gnu.org>

	* cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.

2006-01-26 Alexandre Oliva  <aoliva@redhat.com>

	PR other/24829
	PR target/24831
	* gthr-dce.h: Do not gthrw-ify pthread_once_init,
	pthread_key_delete.  From John David Anglin.  gthrw-ify
	pthread_getunique_np only if it it's not a macro.  Delete
	UNUSED macro.
	(__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
	__gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
	__gthread_objc_condition_signal, __gthread_key_delete): Add
	"__attribute__ ((__unused__))" to unused arguments.
	(__gthread_recursive_mutex_init_function): Add missing return.
	* gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
	gthr-posix95.h: Use macro-based approach for name redirection
	on targets missing weakref.

2006-01-26  Zack Weinberg  <zackw@panix.com>

	* genconditions.c (write_header): In generated code, #ifdef out
	all includes and fake declarations, except includes of bconfig.h
	and system.h, unless GCC_VERSION >= 3001.  Do not include
	gensupport.h in any case.
	(write_conditions): Generate a definition of struct c_test.  Add
	a comment to the generated #endif.
	(write_one_condition): Escape backslashes in string too.
	(write_writer): Generated code must escape backslashes and quote
	marks (but not newlines) in the strings it writes.
	* Makefile.in (build/gencondmd.o): Update dependencies.

2006-01-26  Steve Ellcey  <sje@cup.hp.com>

	PR target/25961
	* Makefile.in (insn-automata.o): Add header file dependencies.
	* genautomata.c: Add includes.

2006-01-26  Steve Ellcey  <sje@cup.hp.com>

	PR target/25961
	* Makefile.in (insn-automata.o): Add -Wno-error flag.

2006-01-26  Paolo Bonzini  <bonzini@gnu.org>

	* configure.ac: Expect target tools paths to be passed from the toplevel
	and wrap the detection into AS_SET_VAR_IF.  Extract side-effects out of
	AS_SET_VAR_IF.
	* acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.

2006-01-26  Alexandre Oliva  <aoliva@redhat.com>

	PR c/25892
	* c.opt (Wpointer-sign): Init to -1.
	* c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
	OPT_pedantic, to 0 otherwise.
	* doc/invoke.texi: Update.

2006-01-26  Paolo Bonzini  <bonzini@gnu.org>

	* config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
	constants provided by 80387 instructions in the destination mode.

2006-01-26  Richard Guenther  <rguenther@suse.de>
	    Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/21470
	partial PR tree-opt/17064
	* tree-ssa-structalias.c (intra_create_variable_infos):
	Create heap variables for incoming parameters if
	flag_argument_noalias > 1.
	(find_what_p_points_to): Look through default defs of
	parameter decls.

2006-01-26  Jeff Law  <law@redhat.com>

	PR ada/25900
	* tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
	with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
	within the VR_RANGE, use the VR_RANGE as the result, not the
	VR_ANTI_RANGE.
	(adjust_range_with_scev): Reject ranges from SCEV which are out of
	bounds for the type.

2006-01-26  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-alias.c (maybe_create_global_var): Change
	subvar walking to an assertion that we don't have subvar'd variables.

2006-01-26  Andrew Pinski  <pinskia@physics.uc.edu>

	PR C/25861
	* c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
	Use a new variable, inner.  PARM_DECLs are always non-weak.

2006-01-26  Shantonu Sen  <ssen@opendarwin.org>

	* tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
	--disable-checking.

2006-01-26  Adam Nemet  <anemet@caviumnetworks.com>

	* config/mips/mips.md (*clear_upper32): New combiner pattern.

2006-01-26  Richard Earnshaw  <richard.earnshaw@arm.com>

	* arm.md (smaxsi3, sminsi3): Convert to define_expand.
	(smax_insn, smin_insn, smax_0, smin_0): New.

2006-01-26  Hans-Peter Nilsson  <hp@axis.com>

	PR target/25947
	* config/cris/cris.c (cris_order_for_addsi3): New function.
	* config/cris/cris-protos.h: Prototype it.
	* config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
	(split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
	(split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
	(split for "op.S1 [rx=rx+i],ry (swapped)")
	(split for "op(s|u).S1 [rx=rx+i],ry")
	(split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
	Apply cris_order_for_addsi3 when generating addsi3 insns.

2006-01-25  Diego Novillo  <dnovillo@redhat.com>

	* tree.h (TREE_RANGE_CHECK): Fix range predicate.
	(TREE_BLOCK): Add call to EXPR_CHECK.

2006-01-25  Diego Novillo  <dnovillo@redhat.com>

	PR 25886
	* tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
	* tree-pretty-print.c (dump_omp_clause): Extract from ...
	(dump_omp_clauses): ... here.
	(dump_generic_node): Handle OMP_CLAUSE.
	* tree.c (omp_clause_num_ops): New.
	(omp_clause_code_name): New.
	(tree_code_size): Handle OMP_CLAUSE.
	(tree_size): Likewise.
	(make_node): Document handling of OMP_CLAUSE.
	(tree_node_structure): Handle OMP_CLAUSE.
	(omp_clause_check_failed): New.
	(omp_clause_range_check_failed): New.
	(omp_clause_operand_check_failed): New.
	(build_omp_clause): New.
	(walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
	* tree.h (enum omp_clause_code): Declare.
	(OMP_CLAUSE_SUBCODE_CHECK): Define.
	(OMP_CLAUSE_RANGE_CHECK): Define.
	(OMP_CLAUSE_ELT_CHECK): Define.
	(omp_clause_check_failed): Declare.
	(omp_clause_operand_check_failed): Declare.
	(omp_clause_range_check_failed): Declare.
	(OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
	(OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
	(OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
	(OMP_CLAUSE_LASTPRIVATE): Likewise.
	(OMP_CLAUSE_IF_EXPR): Likewise.
	(OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
	(OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
	(OMP_CLAUSE_REDUCTION_CODE): Likewise.
	(OMP_CLAUSE_REDUCTION_INIT): Likewise.
	(OMP_CLAUSE_REDUCTION_MERGE): Likewise.
	(OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
	Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
	(OMP_CLAUSE_SCHEDULE_KIND): Likewise.
	(OMP_CLAUSE_DEFAULT_KIND): Likewise.
	(OMP_CLAUSE_CODE): Define.
	(OMP_CLAUSE_SET_CODE): Define.
	(OMP_CLAUSE_CODE): Define.
	(OMP_CLAUSE_OPERAND): Define.
	(struct tree_omp_clause): Declare.
	(union tree_node): Add field 'omp_clause'.
	* treestruct.def (TS_OMP_CLAUSE): Define.
	* tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
	OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
	OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
	OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
	OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
	OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
	(OMP_CLAUSE): Define.
	* print-tree.c (print_node): Handle OMP_CLAUSE.
	* omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
	* c-typeck.c: Likewise.
	* gimplify.c: Likewise.
	* c-omp.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-inline.c: Likewise.
	* c-parser.c: Likewise.
	* gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
	clauses.

2006-01-25  Roger Sayle  <roger@eyesopen.com>

	PR rtl-optimization/25703
	* combine.c (try_combine): Handle zero_extract and strict_low_part
	of non-lowpart SUBREGs for constant reg_subword_p set optimization.

2006-01-25  Peter Bergner  <bergner@vnet.ibm.com>

	* global.c: Fix comment typos.

2006-01-25  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/25758
	* config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
	Use output_addr_const instead of assemble_name.

2006-01-25  Paolo Bonzini  <bonzini@gnu.org>

	* Makefile.in (sched-vis.o): Update dependencies.
	* haifa-sched.c (sched_finish): Clear current_sched_info.
	* cfg.c (dump_bb_info): New, split from dump_flow_info.
	(dump_flow_info): Call it.
	* passes.c (execute_todo): Call print_rtl_slim_with_bb to make
	a slim RTL dump.
	* basic-block.h (dump_bb_info): Declare.
	* tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
	option, and apply options only for dump files whose TDF_RTL,
	TDF_TREE, or TDF_IPA bits match.
	* rtl.h: Declare new functions exported from sched-vis.c.
	* sched-vis.c: Enable also if scheduling is not used.
	(print_value): Print the mode of registers if not inside scheduling.
	(print_insn): Make it work outside the scheduler.  Beautify the output
	a bit.
	(dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.

2006-01-25  Richard Sandiford  <richard@codesourcery.com>

	* doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
	* gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
	a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
	depending on the value of CONSTANT_POOL_ADDRESS_P.
	* optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
	SYMBOL_REF_DECL.
	* varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
	rather than SYMBOL_REF_DECL.
	(rtx_constant_pool): Remove const_rtx_sym_htab.
	(const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
	(init_varasm_status): Don't initialize const_rtx_sym_htab.
	(force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
	Remove handling of const_rtx_sym_htab.
	(find_pool_constant): Delete.
	(get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
	rather than find_pool_constant.
	(get_pool_constant_for_function): Delete.
	(get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
	find_pool_constant.
	* rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
	(X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
	(SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
	(SYMBOL_REF_CONSTANT): New macro.
	(get_pool_constant_for_function): Delete.
	* config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
	rather than SYMBOL_REF_DECL.
	(i386_pe_mark_dllimport): Likewise.
	* config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
	rather than SYMBOL_REF_DECL.
	* config/darwin.c (machopic_indirect_data_reference): Likewise.
	(machopic_indirect_call_target): Likewise.

2006-01-25  Eric Botcazou  <ebotcazou@adacore.com>

	* flow.c (delete_noop_moves): Add missing EOL to dump message.

2006-01-25  Richard Sandiford  <richard@codesourcery.com>

	* genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.

2006-01-25  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.

2006-01-24  David Daney  <ddaney@avtrex.com>

	PR java/25816
	* configure.ac (enable_tls): New enable option.
	(HAVE_AS_TLS): Don't do assembler check if enable_tls set.
	* configure: Regenerate.
	* doc/install.texi (--enable-tls): Document new option.
	(--disable-tls): Ditto.

2006-01-24  Richard Henderson  <rth@redehat.com>

	* alias.h (ALIAS_SET_MEMORY_BARRIER): New.
	* alias.c (true_dependence): Respect it.
	(canon_true_dependence, write_dependence_p): Likewise.
	* builtins.c (get_builtin_sync_mem): Set it.

2006-01-25  Zdenek Dvorak <dvorakz@suse.cz>

	* loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
	efficient way.

2006-01-24  DJ Delorie  <dj@redhat.com>

	* expmed.c (store_bit_field): Don't arbitrarily deny using insv
	for storing constants in single-bit bitfields.

2006-01-25  Ben Elliston  <bje@au.ibm.com>

	* dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.

2006-01-24  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/25860
	* tree-ssa-pre.c (phi_translate): Return NULL
	for AGGREGATE_TYPE's.

2006-01-24  Zack Weinberg  <zackw@panix.com>

	* genautomata.c (process_state_for_insn_equiv_partition):
	Use xcalloc for insn_arcs_array.
	* vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
	(DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.

2006-01-24  Richard Henderson  <rth@redhat.com>

	* genextract.c (VEC_safe_set_locstr): Take VEC by reference;
	update all callers.

2006-01-23  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/25890
	PR rtl-optimization/25905
	* combine.c (expand_compound_operation, expand_field_assignment):
	Fail if the bitfield's final position is out of bounds.

2006-01-24  Ian Lance Taylor  <ian@airs.com>

	PR middle-end/25930
	* cgraphunit.c (cgraph_output_in_order): Don't clear
	cgraph_asm_nodes until after asm strings have been output.

2006-01-23  Adam Nemet  <anemet@caviumnetworks.com>

	* fix-header.c (read_scan_file): Add new parameter imultilib when
	calling register_include_chains.

2006-01-23  Diego Novillo  <dnovillo@redhat.com>

	* omp-low.c: Update documentation.

2006-01-23  Andrew Pinski  <pinskia@physics.uc.edu>
	    Daniel Berlin  <dberlin@dberlin.org>

	PR tree-opt/25315
	PR tree-opt/25857
	* tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
	return from the function.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* rtl.def (match_code): Add second argument.
	* genpreds.c (write_extract_subexp): New function.
	(write_match_code): Add path argument.  Use write_extract_subexp.
	(write_predicate_expr): Pass path to write_match_code.
	(mark_mode_tests): MATCH_CODE applied to a subexpression does
	not perform a mode test.
	* genrecog.c (compute_predicate_codes): MATCH_CODE applied to
	a subexpression does not constrain the top-level code set.
	* read-rtl.c (read_rtx_variadic): New function.
	(read_rtx_1): Use it; allow AND and IOR to be variadic.
	* doc/md.texi: Document new notation.
	* config/i386/predicates.md (cmpsi_operand_1): Fold into ...
	(cmpsi_operand): ... here, using new notation.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* varray.c: Remove GENERATOR_FILE #ifdefs.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genautomata.c (output_reserved_units_table): Emit nothing if
	description->query_units_num is zero.  Remove extra blank line.
	(output_cpu_unit_reservation_p): Short circuit
	if description->query_units_num is zero.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genattrtab.c: Don't include genattrtab.h.  Define ATTR_NONE
	and ATTR_SPECIAL (from genattrtab.h).  Don't define num_dfa_decls
	nor any of the random handful of variables that used to be necessary
	when this program was linked with rtlanal.o.  Prune set of forward
	function declarations.
	(struct attr_desc): Remove static_p field.
	(hash_obstack, temp_obstack, attr_hash_table, attr_printf)
	(check_attr_test, make_internal_attr, make_numeric_value): Make static.
	(attr_string): Do not read the character one past the length of
	the string.
	(write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
	(struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
	(n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
	(n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
	(make_automaton_attrs): New.
	(main): Do not call into genautomata.  Call local gen_bypass
	and gen_insn_reserv as appropriate.  Call make_automaton_attrs.
	Remove special case for insn_alts.
	* genautomata.c: Include gensupport.h; not genattrtab.h nor
	varray.h (leftover from previous change).  Prune set of forward
	function declarations.  Remove state_alts fields from all
	structures.  Remove state_alts_table from struct automaton.
	Make everything except main static.  Do not maintain num_dfa_decls.
	Do not maintain state_alts fields of various structures.
	(process_decls): Don't validate condexp for dm_insn_reserv decls.
	(add_arc): Remove state_alts argument.  All callers updated.
	(output_reserved_units_table): Emit #ifdef here...
	(output_tables): ...not here.  Don't generate state_alts tables.
	(expand_automata): Don't generate attributes.
	(write_automata): Don't generate state_alts functions.
	(main): New function.
	(it_is_empty_reserv_sets, output_state_alts_full_vect_name)
	(output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
	(AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
	(STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
	(BYPASS_P_FUNC_NAME, output_state_alts_table)
	(output_automata_list_state_alts_code, output_internal_state_alts_func)
	(output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
	(make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
	Delete.
	* genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
	* genattrtab.h: Delete file.
	* Makefile.in (OBJS-common): Add insn-automata.o.
	(insn-automata.o): New rule.
	(simple_generated_c): Add insn-automata.c.
	(build/genattrtab.o, build/genautomata.o): Update dependencies.
	(genprogmd): Add automata.
	(build/genattrtab): Needs no extra objects nor libraries.
	(build/genautomata): Needs build/vec.o and -lm.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genautomata.c (process_state_longest_path, max_dfa_issue_rate)
	(output_dfa_max_issue_rate, locked_states_num): Delete.
	(struct automaton): Add locked_states field.
	(output_dead_lock_vect): Save number of locked states in
	automaton->locked_states.  If it is zero, don't print anything.
	(output_max_insn_queue_index_def): Define max_insn_queue_index const.
	(output_internal_dead_lock_func): Only test the dead_lock_vect
	for automata that have locked states.
	(output_statistics): Always print the number of locked states for
	each automaton.  Calculate total number of locked states here.
	(write_automata): Don't call output_dfa_max_issue_rate.
	* genattrtab.c: Define length_unit_log as a const variable.
	* genattr.c: Don't emit MAX_DFA_ISSUE_RATE.  Declare
	max_insn_queue_index const.
	* final.c (length_unit_log): Declare const.
	* doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genautomata.c: Include vec.h, not varray.h.
	Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
	VLA_HWINT_ macros.  Change vla_hwint_t to a typedef for
	VEC(vect_el_t,heap) *.  Convert all uses of VLA_* macros to
	VEC_* macros operating on appropriately typed vectors, or to
	malloced arrays when the size is known in advance.  Const-ify
	many char* variables and function arguments.  No functional changes.
	* Makefile.in (build/varray.o): Delete rule.
	(build/genattrtab): Depend on build/vec.o instead of build/varray.o.
	(build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* gensupport.c: Define get_insn_name and record_insn_name here.
	(read_md_rtx): Call record_insn_name as appropriate.
	* genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
	* genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
	* genpreds.c, genrecog.c: Don't define get_insn_name nor
	record_insn_name.
	* Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
	(BUILD_VARRAY): Delete.
	(genprognormal): Rename genprogmd.  Fold in all programs from
	genprognoprint; also attrtab.
	(build/genattrtab): Just mention genautomata.o and varray.o.
	Reorganize a bit, add comments to make the categories clearer.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genconditions.c (condition_table, add_condition): Delete.
	(write_conditions): Don't emit n_insn_conditions nor
	insn_elision_unavailable.  Issue the gcc version #ifdef here,
	inside the table, with no #else clause ...
	(write_header): ...not here.
	(write_writer): New function.
	(main): Don't initialize condition_table.  Use add_c_test.
	Call write_writer.
	* gensupport.c (init_md_reader_args_cb): Handle multiple input
	files on the command line.
	(maybe_eval_c_test): Don't check insn_elision_unavailable.
	Return -1 if there is no entry in the table, don't abort.
	(add_c_test, traverse_c_tests): New functions.
	* gensupport.h (insn_elision_unavailable, insn_conditions)
	(n_insn_conditions): Delete declarations.
	(add_c_test, traverse_c_tests): Declare.
	* read-rtl.c: Include gensupport.h.
	(read_conditions): New function.
	(read_rtx): If read_rtx_1 returns 0, treat as EOF.
	(read_rtx_1): If we get EOF when we were looking for an initial
	open paren, return 0.  Call read_conditions when appropriate.
	* Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
	dummy-conditions.o.  Eliminate references to insn-conditions.o,
	or change them to build/gencondmd.o, as appropriate.  Remove
	insn-constants.h from $(simple_generated_h) and insn-conditions.c
	from $(simple_generated_c).  For all files remaining in those
	two lists, add insn-conditions.md to the generator command line.
	Give insn-constants.h/s-constants their own rules.  Add rules
	for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
	(build/read-rtl.o): Depend on gensupport.h.
	(genprognormal): Include preds.
	(genprogearly): Rename genprognoprint; only difference is now that
	they don't link with $(BUILD_PRINT).
	* dummy-conditions.c: Delete.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* genextract.c: Don't include insn-config.h.  Do include vec.h.
	Declare vectors of int, char, and locstr.
	(locstr): New typedef.
	(struct extraction): Make all array fields into bare pointers.
	(insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
	(insn_code_number): Delete.
	(accum_extract): New struct.
	(VEC_safe_set_locstr, VEC_char_to_string): New functions.
	(gen_insn): Take insn_code_number as an argument.  Use an
	accum_extract structure instead of loading data directly into
	a struct extraction, and having to know how big it might get.
	(walk_rtx): Operate entirely on an accum_extract structure.
	(print_path): Avoid unnecessary use of printf.
	(print_header): New function, split out of main.  Distinguish
	more carefully between an unrecognizable insn and an insn that
	has the code number of a define_expand.
	(main): Pass insn_code_number to gen_insn.  Call print_header
	only after parsing.  Avoid unnecessary use of printf.
	* Makefile.in (build/vec.o): New rule.
	(build/genextract): Depend on build/vec.o.
	(build/genextract.o): Don't depend on insn-config.h.

2006-01-22  Zack Weinberg  <zackw@panix.com>

	* Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
	$(RUN_GEN).  Use pattern rules to factor out as much boilerplate as
	practical.  Eliminate per-generator-program link rules.

2006-01-23  Andrew Pinski  <pinskia@physics.uc.edu>

	PR middle-end/24437
	* tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
	with a call expr to ...
	* fold-const.c (fold_ternary) <case CALL_EXPR>: Here.

2006-01-23  Richard Guenther  <rguenther@suse.de>

	* cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
	before make_edge with conditional EDGE_TRUE_VALUE.

2006-01-23  Steven Bosscher  <stevenb.gcc@gmail.com>
	Jan Hubicka  <jh@suse.cz>
	Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/25654
	* cfgexpand.c (aggregate_contains_union_type): New function.
	(add_alias_set_conflicts): Call it.  Make sure to add conflicts
	for structure variables that contain a union type.

2006-01-23  Richard Sandiford  <richard@codesourcery.com>

	* gengtype.c (new_structure): Return the structure.
	(create_option): Add an extra "next" argument.
	(create_field): New function.
	(adjust_field_rtx_def): Use create_option and create_field.
	Remove a now-unnecessary call to find_structure.
	(adjust_field_tree_def): Likewise.
	(note_yacc_type): Remove an unnecessary call to find_structure.
	* gengtype.h (new_structure): Return the structure.
	(create_option): Add an extra argument.
	* gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
	(option): Adjust calls to create_option.

2006-01-22  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/aix.h (STACK_BOUNDARY): Define.

2006-01-22  Paul Brook  <paul@codesourcery.com>
	Peter Barada  <peter@the-baradas.com>

	* config/m68k/m68k.md: Add Coldfire FPU support.
	Define FP mode macro and associated attributes.
	Use it for float mode patterns.
	* config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
	(LIBCALL_VALUE): Use m68k_libcall_value.
	* config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
	(m68k_function_value): Ditto.
	(emit_move_sequence): Ditto.
	* config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
	* config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
	* config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
	(MULTILIB_EXCEPTIONS): Ditto.
	* config/m68k/m68k.opt: Add mcfv4e.
	* config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
	(m68k_compute_frame_layout): Include space for ColdFire FPU regs.
	(m68k_output_function_prologue): Save ColdFire FPU registers.
	(m68k_output_function_epilogue): Restore ColdFire FPU registers.
	(force_mode, fp_reg_operand, emit_move_sequence): New functions.
	(m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
	ColdFire FPU registers.
	(m68k_libcall_value, m68k_function_value): New functions.
	* config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
	(LIBCALL_VALUE): Use m68k_libcall_value.
	* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
	(MASK_COLDFIRE): Add MASK_CFV4E.
	(TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
	(MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
	(REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
	(GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
	(GO_IF_LEGITIMATE_ADDRESS): Use it.
	(LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
	* doc/invoke.tex: Document -mcfv4e on m68k.

2006-01-22  Ranjit Mathew  <rmathew@gcc.gnu.org>

	* doc/contribute.texi: Change CVS to SVN and update the corresponding
	URL.

2006-01-21  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	PR c++/16190
	* c-opts.c (c_common_handle_option): Don't include
	-Wnon-virtual-dtor in -Wall; enable if -Weffc++.
	* doc/invoke.texi (C++ Dialect Options): Document that
	-Wnon-virtual-dtor is no longer included in -Wall.

2006-01-21  Joseph S. Myers  <joseph@codesourcery.com>

	* gcov.c (print_version), gcov-dump.c (print_version),
	mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
	dates.

2006-01-21  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-scan.c (problem_SCAN): Added NULL reset function.
	(df_scan_reset_blocks): Added code to call reset block function
	(df_bb_refs_delete) Fixed comment.
	(df_insn_refs_delete): Made tolerant of deleting non existent info
	for dataflow problems that need to be reset.
	* df-core.c (df_set_blocks): Ditto.
	* df.h (struct df_problem): Added reset_fun.
	* df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
	problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
	(df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
	functions to clear out all references to def-use or use-def chains.

2006-01-21  Ben Elliston  <bje@au.ibm.com>

	* varasm.c (assemble_real): Initialise data array.

2006-01-20  Paul Brook  <paul@codesourcery.com>

	Merge from csl-arm-branch.
	2005-09-21  Kazu Hirata  <kazu@codesourcery.com>
	* config/arm/arm.md (movdi): Force operands[1] to a register
	if we have a non-register source.
	(*arm_movdi, *movdf_soft_insn): Require that one of the
	operands be a register.
	* config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
	* config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.

2006-01-20  DJ Delorie  <dj@redhat.com>

	* varasm.c (initializer_constant_valid_p): Allow pointers
	initialized from integer constants of lesser precision.
	(output_constant): Allow non-int-sized pointer modes to be
	initialized from integer constants.

2006-01-20  Joseph S. Myers  <joseph@codesourcery.com>

	PR libstdc++/25524
	* cppdefault.h (struct default_include): Add multilib flag.
	* cppdefault.c (cpp_include_defaults): Set it.
	* c.opt (-imultilib): New option.
	* c-opts.c (imultilib): New.
	(c_common_handle_option): Handle -imultilib.
	(c_common_post_options): Likewise.
	* c-incpath.c (add_standard_paths, register_include_chains):
	Likewise.
	* c-incpath.h (register_include_chains): Add extra parameter.
	* gcc.c (do_spec_1): Generate -imultilib option.
	(The Specs Language): Update %I description.
	(process_command): Update copyright notice.
	* doc/cppopts.texi (-imultilib): Document.
	* doc/invoke.texi (-imultilib): Include in option summary.
	(%I): Update specs documentation.

2006-01-20  Zdenek Dvorak <dvorakz@suse.cz>

	* loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.

2006-01-20  Richard Sandiford  <richard@codesourcery.com>

	* stmt.c (case_bit_test_cmp): Stabilize the sort using code
	label numbers.

2006-01-20  Richard Guenther  <rguenther@suse.de>
	Steven Bosscher <stevenb.gcc@gmail.com>

	PR rtl-optimization/24626
	* cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
	EDGE_TRUE_VALUE if in RTL mode.

	Revert
	2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
	* cfgrtl.c (rtl_verify_flow_info_1): Fix.

2006-01-20  Dirk Mueller  <dmueller@suse.com>

	PR c++/5520
	* c-parser.c (c_parser_if_body): Use build_empty_stmt()
	instead of a special NOP marker.
	* c-typeck.c (c_finish_if_stmt): Remove obsoleted special
	NOP marker handling.
	* c-common.h (empty_body_warning): Add forward declaration.
	* c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
	Now uses IS_EMPTY_STMT() instead of special NOP markers.

2006-01-20  Paul Brook  <paul@codesourcery.com>

	* Makefile.in (lang_checks): Keep going if mkdir fails.

2006-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-scan.c (df_scan_free_bb_info): Added basic block parameter to
	be able to clean out basic block when not necessary.
	(df_scan_free): Fixed to properly delete information if df is
	unused before calling df_finish.
	(df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
	df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
	or comment typos.
	(df_bb_refs_delete): New function.
	(df_refs_delete): Moved per block code to df_bb_refs_delete.
	* df-core.c (df_set_blocks): Added code to properly clean out
	unused blocks if they are not part of the blocks to consider.
	Added additional null check.
	(df_compact_blocks): Added basic block parameter to free_bb_fun to
	be able to clean out basic block when not necessary
	* df.h (df_free_bb_function): Ditto.
	(df_bb_refs_delete): New function.
	* df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
	df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
	basic block parameter to be able to clean out basic block when not
	necessary.
	(df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
	(df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
	Fixed to properly delete information if df is unused before
	calling df_finish.

2006-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/25799
	* df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
	Corrected confluence operator to remove bits from op2 before oring
	with op1 rather than removing bits from op1.
	(df_ru_transfer_function): Corrected test on wrong bitmap which
	caused infinite loop.  Both of these problems were introduced in
	the dataflow rewrite.

2006-01-19  DJ Delorie  <dj@redhat.com>

	* reload1.c (find_reload_regs): Note the details of reload
	failures in the dump file.
	(spill_failure): Likewise.

2006-01-20  Zdenek Dvorak <dvorakz@suse.cz>

	* loop-iv.c: Include df.h and hashtab.h.
	(enum iv_grd_result): New enum.
	(DF_REF_IV, DF_REF_IV_SET): New macros.
	(struct biv_entry): New.
	(df, bivs): New global variables.
	(struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
	assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
	Removed.
	(clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
	iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
	analyzed_for_bivness_p, record_biv): New functions.
	(iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
	get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
	iv_analyze, biv_p, iv_analysis_done): Work with df representation of
	UD chains.
	(iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
	analysed.
	(iv_number_of_iterations): Use new interface to iv analysis.
	* loop-unroll.c: Do not include varray.h.
	(analyze_iv_to_split_insn): Use new interface to iv
	analysis.
	* loop-unswitch.c (may_unswitch_on): Ditto.
	* df.c (df_bitmaps_free): Only work for bbs for that structures are
	allocated.
	(df_bb_modify): Realloc tables to the new index.
	(df_find_use): New function.
	* df.h (df_find_use): Declare.
	* optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
	outmode.
	* cfgloop.h (struct rtx_iv): Remove analysed field.
	(iv_get_reaching_def): Removed.
	(iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
	* Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
	(loop-iv.o): Add df.h and hashtab.h dependency.
	* df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.

2006-01-20  Alan Modra  <amodra@bigpond.net.au>

	PR target/25668
	* libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
	Double TFmode.
	(__floatundisf, __floatundidf): Likewise.
	* libgcc2.h (IS_IBM_EXTENDED): Define.

2006-01-19  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.h (REG_ALLOC_ORDER): Define.

2006-01-19  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (arm_compute_func_type): Treat all functions
	as nothrow when unwinding tables are disabled.

2006-01-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR testsuite/25171
	* c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
	of bit-field" when in system header.

2006-01-19  DJ Delorie  <dj@redhat.com>

	* config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
	the 16 bit shift limit of the m16c.

2006-01-19  Andrew Pinski  <pinskia@physics.uc.edu>

	PR target/22099
	* config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
	* config/i386/i386.c (output_set_got): Output the label if we have one
	for the TARGET_DEEP_BRANCH_PREDICTION case.

2006-01-19  Jan Hubicka  <jh@suse.cz>
	    H.J. Lu  <hongjiu.lu@intel.com>
	    Evandro Menezes <evandro.menezes@amd.com>

	* invoke.texi (generic): Document
	(i686) Update.
	* config.gcc: Make x86_64-* and i686-* default to generic tunning.
	* i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
	TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
	(x86_use_incdec, x86_pad_returns): New variables
	(TARGET_CPU_DEFAULT_generic): New constant
	(TARGET_CPU_DEFAULT_NAMES): Add generic.
	(enum processor_type): Add generic32 and generic64.
	* i386.md (cpu attribute): Add generic32/generic64
	(movhi splitter): Behave sanely when both partial_reg_dependency and
	partial_reg_stall are set.
	(K8 splitters): Enable for generic as well.
	* predicates.md (incdec_operand): Use TARGET_INCDEC
	(aligned_operand): Avoid memory mismatch stalls.
	* athlon.md: Enable for generic64, new patterns for 128bit moves.
	* ppro.md: Enable for generic32
	* i386.c (generic64_cost, generic32_cost): New.
	(m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
	(x86_use_leave): Enable for generic64.  (x86_use_sahf,
	x86_ext_80387_constants): Enable for generic32.  (x86_push_memory,
	x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
	x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
	x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
	x86_partial_reg_dependency, x86_memory_mismatch_stall,
	x86_accumulate_outgoing_args, x86_prologue_using_move,
	x86_epilogue_using_move, x86_arch_always_fancy_math_387,
	x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
	Enable for generic.
	(x86_use_incdec, x86_pad_returns): New.
	(override_options): Add generic32 and generic64, translate "generic"
	to generic32/generic64 and "i686" to "generic32", refuse
	"generic32"/"generic64" as arch target.
	(ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
	(ix86_reorg): Honor PAD_RETURNS.

2006-01-19  Diego Novillo  <dnovillo@redhat.com>

	* tree-pretty-print.c (dump_generic_node): Handle
	OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
	* cgraph.c (cgraph_expand_queue): Rename from
	cgraph_analyze_queue.  Update all users.
	* cgraphunit.c (cgraph_assemble_pending_functions): Process
	cgraph_expand_queue.
	(cgraph_expand_all_functions): Likewise.
	(cgraph_finalize_pending_functions): Remove.  Update callers.

	* tree.h (OMP_DIRECTIVE_P): Define.
	(OMP_PARALLEL_FN): Define.
	(OMP_PARALLEL_DATA_ARG): Define.
	(OMP_SECTIONS_SECTIONS): Define.
	* tree-pass.h (pass_expand_omp): Declare.
	* omp-low.c (struct omp_region): Declare.
	(struct omp_context): Remove fields 'parallel_type',
	'parallel_start_ix' and 'parallel_start_additional_args'.
	Update all users.
	(struct omp_for_data): Rename from struct expand_omp_for_data.
	(omp_regions): New static variable.
	(root_omp_region): New static variable.
	(find_omp_clause): Make static.
	(is_in_combined_parallel_ctx): Remove.
	(is_combined_parallel): New.
	(extract_omp_for_data): Move earlier in the file.
	(workshare_safe_to_combine_p): New.
	(get_ws_args_for): New.
	(determine_parallel_type): Move earlier in the file.
	(omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
	child function.
	(omp_copy_decl): Likewise.
	(create_omp_child_function): Likewise.
	(lookup_omp_region): New.
	(dump_omp_region): New.
	(debug_omp_region): New.
	(debug_all_omp_regions): New.
	(new_omp_region): New.
	(scan_omp_parallel): If parallel_nesting_level > 1, the
	directive is nested within another parallel directive.
	Set OMP_PARALLEL_FN.
	(scan_omp_for): Do not try to handle combined parallel+for
	cases.
	Remove FIXME comment.
	(scan_omp_nested): Remove.
	(scan_omp_1): Do not call scan_omp_nested when
	parallel_nesting_level is > 1.
	Do not change the DECL_CONTEXT of local variables found.
	(lookup_decl_in_outer_ctx): New.
	(lower_rec_input_clauses): Rename from expand_rec_input_clauses.
	(lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
	(lower_reduction_clauses): Rename from expand_reduction_clauses.
	(lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
	If CTX is nested, lookup VAR in the outer context when
	building copy assignment.
	(lower_send_clauses): Rename from expand_send_clauses.
	If CTX is nested, lookup VAR in the outer context when
	building copy assignments.
	(lower_send_shared_vars): Rename from expand_send_shared_vars.
	If CTX is nested, lookup VAR in the outer context when
	building copy assignments.
	(expand_parallel_call): Rename from build_parallel_call.
	Handle combined parallel+workshare cases.
	Re-implement to emit code into the CFG.
	(list2chain): New.
	(expand_omp_parallel): Re-implement to emit code into the CFG.
	Call move_sese_region_to_fn to outline the sub-graph
	containing the parallel region.
	(expand_omp_for_1): Remove.
	(expand_omp_for_generic): Re-implement to emit code into the
	CFG.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_for_static_chunk): Likewise.
	(expand_omp_for): Likewise.
	(expand_omp_sections): Likewise.
	(remove_exit_barriers): New.
	(expand_omp_synch): New.
	(expand_omp): New.
	(build_omp_regions_1): New.
	(build_omp_regions): New.
	(execute_expand_omp): New.
	(gate_expand_omp): New.
	(pass_expand_omp): Define.
	(lower_omp_sections): Rename from expand_omp_sections.
	Set OMP_SECTIONS_SECTIONS.
	(lower_omp_single_simple): Rename from expand_omp_single_simple.
	(lower_omp_single_copy): Rename from expand_omp_single_copy.
	(lower_omp_single): Rename from expand_omp_simple.
	(lower_omp_master): Rename from expand_omp_master.
	(lower_omp_ordered): Rename from expand_omp_ordered.
	(lower_omp_critical): Rename from expand_omp_critical.
	(lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
	(lower_omp_for): Re-implement.
	(lower_omp_parallel): Re-implement.
	(lower_regimplify): Rename from expand_regimplify.
	(lower_omp_1): Rename from expand_omp_1.
	If there are syntax errors in the program, replace every
	OpenMP directive with NOP.
	Call lower_omp_* instead of expand_omp_*.
	(lower_omp): Rename from expand_omp.

	* tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
	* tree-gimple.h (enum omp_parallel_type): Remove.
	(gimple_boolify): Declare extern.
	(find_omp_clause, determine_parallel_type): Remove.

	* gimple-low.c (lower_omp_directive): New.
	(lower_stmt): Call it.
	(record_vars_into): Move from ...
	(record_vars): ... here.
	Call record_vars_into with current_function_decl.

	* gimplify.c (struct gimplify_ctx): Remove fields
	combined_pre_p and combined_ctxp.  Update users.
	(get_formal_tmp_var): Add documentation.
	(gimple_boolify): Make extern.
	(gimplify_expr_in_ctx): Remove.  Update callers.
	(gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
	will always be a BIND_EXPR.
	(gimplify_expr): Handle OMP_RETURN_EXPR.
	* tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
	(OMP_PARALLEL): Add 3 operands.
	(OMP_SECTIONS): Add 1 operand.
	(OMP_RETURN_EXPR): Define.

	* tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
	(copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
	* tree-iterator.c (alloc_stmt_list): Assert that we are not
	creating a circular free list.
	(free_stmt_list): Assert that we are not freeing stmt_list_cache.

	* tree-flow.h (move_sese_region_to_fn): Declare.
	(record_vars_into): Declare.
	* tree-cfg.c (make_omp_sections_edges): New.
	(make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
	OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
	OMP_SECTIONS and OMP_SECTION.
	(is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
	(set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
	(verify_stmt): Do not handle OMP_DIRECTIVE_P.
	(gather_blocks_in_sese_region): New.
	(struct move_stmt_d): Declare.
	(move_stmt_r): New.
	(move_block_to_fn): New.
	(move_sese_region_to_fn): New.

	* passes.c (init_optimization_passes): Schedule
	pass_expand_omp after pass_init_datastructures.

	* tree-ssa-operands.c (get_expr_operands): Handle
	OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
	OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.

2006-01-19  Jeff Law  <law@redhat.com>

	* tree-vrp.c (extract_range_from_assert): Refine the result range
	if the variable referenced by the ASSERT_EXPR has a range and
	either the tentative result range or the previous range is a
	VR_ANTI_RANGE.

2006-01-19  Richard Sandiford  <richard@codesourcery.com>

	* c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.

2006-01-19  Jan Hubicka  <jh@suse.cz>

	* tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.

2006-01-19  Paolo Bonzini  <bonzini@gnu.org>

	* combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
	(expand_compound_operation, expand_field_assignment): Fail if the
	bit lengths of an extract operation are out of range.
	(make_extraction): Compute wanted_inner_mode based on the position
	and length of the extraction.  Make it extraction_mode for non-constant
	positions, and do not modify offset in that case.  When generating a
	new MEM, use a mode that can hold the extraction while keeping correct
	alignment.  Remove code that supported MEMs wrapped by USEs.
	(simplify_shift_const_1, force_to_mode) <case USE>: Remove.

2006-01-19  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.md ("Y", "y"): New mode attribute.
	("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
	"*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
	"*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
	"*addsi3_imm_cc", "*addsi3_carry1_cc",
	"*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
	"*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
	"*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
	"*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
	"*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
	"*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
	"addsi3", "subsi3"): Insn patterns removed.
	("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
	"*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
	"*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
	"*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
	"*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
	"*sub<mode>3_cconly2"): New insn patterns.
	("addsi3", "subsi3"): New expanders.

2006-01-19  Dorit Nuzman  <dorit@il.ibm.com>

	* Makefile.in (tree-vect-patterns.o): Add rule for new file.
	* tree-vect-analyze.c (vect_determine_vectorization_factor): Use
	existing STMT_VINFO_VECTYPE if available.
	(vect_mark_relevant): Add special handling for stmts that are
	marked as STMT_VINFO_IN_PATTERN_P.
	(vect_analyze_loop): Call vect_pattern_recog.
	* tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
	* tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
	stmt_info.
	(STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
	(vect_recog_func_ptr): New function-pointer type.
	* tree-vect-patterns.c: New file.
	(vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
	(vect_recog_dot_prod_pattern, vect_pattern_recog):
	(vect_pattern_recog_1): New functions.
	(vect_pattern_recog_funcs): New array of function pointers.

	* tree-vectorizer.h (ternary_op): New enum value.
	* tree-vect-transform.c (vect_create_epilog_for_reduction): Added
	declaration. Revised documentation. Removed redundant dump prints.
	Removed redundant argument. Added support for reduction patterns.
	(vectorizable_reduction): Added support for reduction patterns.
	(vect_transform_stmt): Added support for patterns.

	* expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
	* genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
	* optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
	(expand_widen_pattern_expr): New function.
	(init_optabs): Initialize new optabs udot_prod_optab,
	sdot_prod_optab.
	* optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
	(sdot_prod_optab, udot_prod_optab): Define new optabs.
	(expand_widen_pattern_expr): New function declaration.
	* tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
	tree-codes.
	* tree-inline.c (estimate_num_insns_1): Added cases for new
	tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	(op_prio): Likewise.
	(op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
	* tree-ssa-operands.c (get_expr_operands): Added case for
	DOT_PROD_EXPR.
	* tree-vect-patterns.c (widened_name_p): New function.
	(vect_recog_dot_prod_pattern): Added function implementation.
	* tree-vect-transform.c (get_initial_def_for_reduction): Added
	cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
	* config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
	* config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.

	* expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
	* genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
	* optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
	(init_optabs): Initialize new optabs widen_ssum_optab,
	widen_usum_optab.
	* optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
	(widen_ssum_optab, widen_usum_optab): Define new optabs.
	* tree-vect-generic.c: (expand_vector_operations_1): Check type of
	use instead of type of def.
	* tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
	function implementation.
	* config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
	widen_ssumv8hi): New.

	* doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
	patterns.

2006-01-19  Richard Sandiford  <richard@codesourcery.com>

	PR c/25805
	* c-decl.c (add_flexible_array_elts_to_size): New function.
	(finish_decl): Use it.

2006-01-18  Andrew Pinski  <pinskia@physics.uc.edu>

	* diagnostic.h: Include options.h.
	* config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
	dependancies for diagnostic.h.
	* Makefile.in (DIAGNOSTIC_H): Add options.h.

2006-01-16  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
	(ssa_ro_call_cache_valid): Ditto.
	* tree-ssa-alias.c (sort_tags_by_id): New function.
	(init_transitive_clobber_worklist): Ditto.
	(add_to_worklist): Ditto.
	(mark_aliases_call_clobbered): Ditto.
	(compute_tag_properties): Ditto.
	(set_initial_properties): Ditto.
	(compute_call_clobbered): Ditto.
	(compute_may_aliases):	Call compute_call_clobbered and grouping.
	(compute_flow_sensitive_aliasing): Remove clobbering related code.
	(compute_flow_insensitive_aliasing): Grouping now happens in our
	caller.
	(setup_pointers_and_addressables): Remove clobbering related code.
	(add_may_alias): Ditto.
	(replace_may_alias): Ditto.
	(get_nmt_for): Ditto.
	(create_global_var):
	(is_escape_site): Return an escape_type enumeration.
	* tree-flow-inline.h (is_call_clobbered): Global var does not
	imply call clobbered.
	(mark_call_clobbered): Take a reason for marking this. Remove
	marking of globalness, and cache invalidation.
	(clear_call_clobbered): Remove cache invalidation code.
	* tree-dfa.c (dump_variable): If details is on, dump the reason
	for escaping.
	* tree-outof-ssa.c (create_temp): Copy escape mask from original
	variable.
	* tree-flow.h (struct ptr_info_def): Add escape mask member.
	(struct var_ann_d): Ditto.
	(enum escape_type): New.
	(mark_call_clobbered): Adjust prototype.
	* tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
	are never call clobbered.
	Record reasons for escaping.
	* tree-ssa-structalias.h (is_escape_site): Update prototype.
	* tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
	(ssa_ro_call_cache_valid): Ditto.
	(clobbered_v_may_defs): Ditto.
	(clobbered_vuses): Ditto.
	(ro_call_vuses): Ditto.
	(clobber_stats): New.
	(init_ssa_operands): Zero out clobber stats.
	(fini_ssa_operands): Print out clobber stats.
	(get_call_expr_operands): Pass callee fndecl to
	add_call_read_ops).
	(add_call_clobber_ops): Remove use of cache.
	Add use of PURE_CONST information.
	(add_call_read_ops): Remove use of cache.
	Add use of static not_read information.

2006-01-18  Alexandre Oliva  <aoliva@redhat.com>

	Introduce TLS descriptors for i386 and x86_64.
	* config/i386/i386.h (TARGET_GNU2_TLS): New macro.
	(TARGET_ANY_GNU_TLS): New macro.
	(enum tls_dialect): Added TLS_DIALECT_GNU2.
	(struct machine_function): Add tls_descriptor_call_expanded_p.
	(ix86_tls_descriptor_calls_expande_in_cfun): New macro.
	(ix86_current_function_calls_tls_descriptor): Likewise.
	* config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
	(override_options): Introduce gnu2 tls dialect.
	(ix86_frame_pointer_required): Functions containing TLSCALLs are
	not leaves.
	(ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
	Likewise.
	(legitimize_tls_address): Adjust logic for GNU2 TLS.
	(ix86_init_machine_status): Initialize new field.
	(ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
	(ix86_tls_module_base): New.
	* config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
	* config/i386/i386.md (UNSPEC_TLSDESC): New constant.
	(tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
	(tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
	(tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
	(*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
	(tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
	(*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
	* config/i386/predicates.md (tls_modbase_operand): New.
	(tp_or_register_operand): New.

2006-01-18  Daniel Berlin  <dberlin@dberlin.org>

	* ipa-reference.c (check_operand): Allow FUNCTION_DECL.
	(look_for_address_of): Ditto.
	(ipa_init): Walk the function decls.
	(static_execute): Don't set readonly on FUNCTION_DECL's.

2006-01-18  Roger Sayle  <roger@eyesopen.com>

	* config/i386/i386.md (shift spliter): Fix a a typo in the splitter
	for shifts where the source and destination registers are different.

2006-01-18  Paul Brook  <paul@codesourcery.com>

	Merge from csl-arm-branch.
	2005-03-14  Julian Brown  <julian@codesourcery.com>
	* config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
	(aeabi_llsl): Likewise.
	(ashrdi3): Likewise.
	(aeabi_lasr): Likewise.
	(lshrdi3): Likewise.
	(aeabi_llsr): Likewise.
	2005-03-10  Julian Brown  <julian@codesourcery.com>
	* config.gcc: Disable shared libgcc for SymbianOS.
	* config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.

2006-01-18  DJ Delorie  <dj@redhat.com>

	* c-pragma.c (handle_pragma_diagnostic): New.
	(init_pragma): Register it.
	* doc/extend.texi: Document it.

	* diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
	* diagnostic.h (diagnostic_classify_diagnostic): Declare.
	(diagnostic_context): Add classify_diagnostic[].
	* diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
	as errors if they're overridden to DK_WARNING.
	(diagnostic_initialize): Initialize classify_diagnostic[].
	(diagnostic_set_kind_override): New.
	(diagnostic_report_diagnostic): Check for kind changes.
	* opts.c (common_handle_option): Take lang_mask.  Update callers.
	Handle OPT_Werror_.
	* common.opt (Werror=): New.
	* doc/invoke.texi: Document -Werror=*

2006-01-18  Jeff Law  <law@redhat.com>

	* tree-vrp.c (test_for_singularity): Correct test for new
	min limit.  Use operand_equal_p rather than pointer equality
	for testing if new min/max values are equal.

	* tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
	using range information until after propagation and folding.

2006-01-18  Richard Henderson  <rth@redhat.com>
	    Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Diego Novillo  <dnovillo@redhat.com>

	* omp-low.c: New file.
	* c-omp.c: New file.

2006-01-18  Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Diego Novillo  <dnovillo@redhat.com>

	* doc/invoke.texi: Document -fopenmp.
	* tree-dump.h (debug_function): Declare.
	* hooks.c (hook_bool_tree_bool_false): New function.
	(hook_tree_tree_null): Remove.
	(hook_tree_tree_tree_null): New.
	* hooks.h: Update to match.
	* tree-pretty-print.c (debug_tree_chain): New.
	(print_generic_expr): Handle TDF_CHAIN.
	(dump_generic_node): Handle BLOCK.
	Do not abort with incomplete SWITCH_EXPRs.
	Do not dump body of an OpenMP directive if TDF_SLIM is given.
	<case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
	print space after directive name.
	<OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
	Handle OMP_MASTER and OMP_ORDERED.
	Handle printing of OMP_BODY just in one place, goto
	dump_omp_body in the rest of OMP_* nodes that have
	OMP_BODY.
	Don't handle clause nodes here.  Update omp statements to
	use dump_omp_clauses.
	Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
	OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
	GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
	GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
	GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
	Adjust output for GOMP_PARALLEL.
	(dump_omp_clauses): New.
	(print_declaration): Dump DECL_VALUE_EXPR.
	(op_symbol_1): Split out of op_symbol.
	(dumping_stmts): Remove.  Update all users.
	* cgraph.c (cgraph_analyze_queue): New.
	(cgraph_add_new_function): New.
	* cgraph.h (cgraph_analyze_queue): Declare.
	(cgraph_add_new_function): Declare.
	(cgraph_lower_function): Remove.
	* tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
	nodes.  Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
	and TYPE_P nodes in its default clause.
	(empty_body_p): New.
	(tree_range_check_failed): New.
	(build5_stat): New.
	* tree.h (OMP_CLAUSE_REDUCTION_INIT,
	OMP_CLAUSE_REDUCTION_MERGE,
	OMP_CLAUSE_REDUCTION_PLACEHOLDER,
	OMP_CLAUSE_PRIVATE_DEBUG,
	OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
	OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
	OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
	OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
	OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
	OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
	OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
	OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
	OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
	OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
	OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
	OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
	OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
	(TREE_RANGE_CHECK): New.
	(empty_body_p): Declare.
	(enum omp_clause_default_kind): New.
	(build_string_literal): Declare.
	(enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
	(build5_stat, build5): Declare.
	* tree-pass.h (TDF_CHAIN): Define.
	* tree-pass.h (PROP_gimple_lomp): Define.
	(pass_lower_omp): Declare.
	* diagnostic.h (debug_tree_chain): Declare.
	* builtins.c (get_builtin_sync_mode): Use 0 as last argument to
	mode_for_size.
	(expand_builtin): Handle sync BUILT_IN_*_16 builtins.
	* builtins.c (build_string_literal): Make extern.
	* gcc.c (include_spec_function): New.
	(static_spec_functions): Add it.
	(main): Move load of libgomp.spec ...
	(LINK_COMMAND_SPEC): ... here.
	(link_gomp_spec): New.
	(static_specs): Include it.
	(LINK_COMMAND_SPEC): Add link_gomp.
	(GOMP_SELF_SPECS): New.
	(driver_self_specs): Include it.
	(switch_matches): Don't mark inline.
	(main): Load libgomp.spec.
	* tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
	OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
	and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
	* tree-gimple.h (enum omp_parallel): Declare.
	(determine_parallel_type): Declare.
	(omp_firstprivatize_variable): Declare.
	(omp_reduction_init): Declare.
	(diagnose_omp_structured_block_errors): Declare.
	(struct walk_stmt_info): Add want_return_expr.
	(struct walk_stmt_info): Add want_bind_expr, want_locations.
	(find_omp_clause): Declare.
	(insert_field_into_struct): Declare.
	(struct walk_stmt_info): Move from tree-nested.c
	(walk_stmts): Declare.
	* c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
	to 200505.
	* cgraphunit.c (cgraph_lower_function): Make static.
	(cgraph_finalize_pending_functions): New.
	(cgraph_finalize_function): Call it.
	(cgraph_finalize_compilation_unit): Likewise.
	* builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
	BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
	(BT_FN_UINT_UINT): New.
	(DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
	DEF_FUNCTION_TYPE_VAR_4): Document.
	(BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
	BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
	BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
	BT_FN_VOID_OMPFN_PTR_UINT_UINT,
	BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
	* builtins.def: Update DEF_BUILTIN comment to include COND argument.
	Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
	into separate files.
	(DEF_GOMP_BUILTIN): New.
	(BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
	BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
	BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
	BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
	BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
	BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
	BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
	BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
	BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
	BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
	BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
	BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
	BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
	BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
	* sync-builtins.def: New file, moved from builtins.def.
	* omp-builtins.def: New file, moved from builtins.def.
	* c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
	* gimple-low.c (lower_function_body): Clear data.
	(lower_stmt): Do not handle COMPOUND_EXPR.
	Remove call to print_node_brief.
	* c-tree.h (c_finish_omp_clauses): New prototype.
	(C_DECL_THREADPRIVATE_P): Define.
	(lookup_name_no_remap, c_omp_remap_private): Remove
	(c_begin_omp_parallel, c_finish_omp_parallel): Update.
	(check_for_loop_decls): Update decl.
	(lookup_name_no_remap, c_omp_remap_private): Declare.
	(build_indirect_ref, build_modify_expr, pushdecl,
	pushdecl_top_level): Move to c-common.h.
	* dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
	before the switch, but just in the 2 places that need it.
	* c-decl.c (diagnose_mismatched_decls): Do not check for
	mismatched thread-local attributes when OLDDECL is marked
	threadprivate and NEWDECL has no thread-local attributes.
	(merge_decls): Merge C_DECL_THREADPRIVATE_P.
	(c_gimple_diagnostics_recursively): Rename from
	c_warn_unused_result_recursively.  Invoke
	diagnose_omp_structured_block_errors.
	(check_for_loop_decls): Return a singular decl found.
	* langhooks.c (lhd_omp_predetermined_sharing): Return
	OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
	(lhd_omp_firstprivatize_type_sizes): New.
	(lhd_omp_assignment): New.
	(lhd_omp_predetermined_sharing): New.
	* langhooks.h (struct gimplify_omp_ctx): Forward declare.
	(struct lang_hooks_for_types): Add
	omp_firstprivatize_type_sizes, omp_privatize_by_reference,
	omp_predetermined_sharing, omp_disregard_value_expr,
	omp_private_debug_clause, omp_clause_default_ctor,
	omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
	(c_finish_omp_clauses): New.
	(c_finish_bc_stmt): Diagnose break within omp for.
	(c_begin_omp_parallel, c_finish_omp_parallel): New.
	(build_unary_op): Return error_mark after reporting
	a readonly_error.
	(build_modify_expr): Likewise.
	* gimplify.c: Include optabs.h and pointer-set.h.
	(enum gimplify_omp_var_data): Declare.
	(struct gimplify_omp_ctx): Declare.
	(struct gimplify_ctx): Add fields prev_context, combined_pre_p
	and combined_ctxp.
	(gimplify_ctxp, gimplify_omp_ctxp): New local variables.
	(push_gimplify_context, pop_gimplify_context): Allow nesting.
	(splay_tree_compare_decl_uid): New.
	(new_omp_context): New.
	(delete_omp_context): New.
	(gimple_add_tmp_var): Call omp_add_variable.
	(gimplify_bind_expr): Likewise.
	(gimplify_var_or_parm_decl): If omp_notice_variable returned
	true, disregard DECL_VALUE_EXPR on the decl if any.
	(gimplify_expr_in_ctx): New.
	(omp_firstprivatize_variable, omp_firstprivatize_type_sizes
	omp_add_variable, omp_notice_variable, omp_is_private
	gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
	gimplify_adjust_omp_clauses, gimplify_omp_parallel
	gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
	gimplify_omp_atomic_fetch_op, goa_stabilize_expr
	gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
	gimplify_omp_atomic): New.
	(gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL and OMP_ATOMIC.
	(gimplify_body): Verify gimplify_ctxp is empty after gimplification.
	* c-pragma.h (enum pragma_kind): Add
	PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
	PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
	PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
	PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
	PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
	PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
	PRAGMA_OMP_THREADPRIVATE.
	* tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
	OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
	OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
	OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
	OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
	OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
	OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
	OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
	* print-tree.c (print_node): Dump DECL_VALUE_EXPR.
	* tree-ssa-dce.c (find_control_dependence): Do not assume that
	ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
	* tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
	OpenMP directives.
	(struct nesting_info): Add field_map,
	suppress_expansion, debug_var_chain.
	(create_nesting_tree): Initialize them.
	(lookup_field_for_decl): Use field_map.
	(get_nonlocal_debug_decl, get_local_debug_decl): New.
	(convert_local_omp_clauses): New.
	(finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
	(walk_body): Split out of walk_function.
	(convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
	(convert_nonlocal_reference): Handle omp statements.
	(convert_local_reference): Likewise.
	(unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
	(unnest_nesting_tree): New.
	(lower_nested_functions): Call it.
	(insert_field_into_struct): Make extern.
	(struct walk_stmt_info): Move to tree-gimple.h.
	(walk_stmts): Make extern.
	* omp-builtins.def: New file.
	* tree-iterator.c (expr_only): Clarify comment.
	* c-common.h (pushdecl_top_level, pushdecl,
	build_modify_expr, build_indirect_ref,
	c_finish_omp_master, c_finish_omp_critical,
	c_finish_omp_ordered, c_finish_omp_barrier,
	c_finish_omp_atomic, c_finish_omp_flush,
	c_finish_omp_for, c_split_parallel_clauses,
	omp_clause_default_kind, c_omp_sharing_predetermined,
	c_omp_remap_decl): Declare.
	* Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
	(OBJS-common): Add omp-low.o.
	(c-omp.o, omp-low.o): Add.
	(gimplify.o): Add dependency on $(OPTABS_H).
	(GTFILES): Add omp-low.c.
	(gt-stringpool.h): Add.
	* tree-cfg.c (set_bb_for_stmt): Do not update the
	block-to-labels map if we are currently expanding to RTL.
	(tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
	checks.
	Handle IDENTIFIER_NODE.
	(tree_verify_flow_info): Do not ICE when emitting error
	messages about invalid labels.
	(dump_function_to_file): Reset CFUN before emitting the body
	of the function.
	(debug_function): New.
	* passes.c (init_optimization_passes): Schedule
	pass_lower_omp.
	* langhooks-def.h (lhd_omp_predetermined_sharing,
	lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
	Declare.
	(LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
	(LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
	(LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
	LANG_HOOKS_OMP_PREDETERMINED_SHARING,
	LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
	LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
	LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
	LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
	LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
	LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
	(LANG_HOOK_DECLS): Use them.

2006-01-18  Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
	    Richard Henderson  <rth@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Diego Novillo  <dnovillo@redhat.com>

	* c-parser.c (pragma_omp_clause): Define.
	(c_parser_declaration_or_fndef): Document OpenMP syntax.
	(c_parser_compound_statement): Likewise.
	(c_parser_statement): Likewise.
	(c_parser_pragma): Handle omp pragmas.
	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
	OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
	(c_parser_omp_clause_name, check_no_duplicate_clause,
	c_parser_omp_variable_list,
	c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
	c_parser_omp_clause_copyprivate,
	c_parser_omp_clause_default,
	c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
	c_parser_omp_clause_lastprivate,
	c_parser_omp_clause_nowait,
	c_parser_omp_clause_num_threads,
	c_parser_omp_clause_ordered, c_parser_omp_clause_private,
	c_parser_omp_clause_reduction,
	c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
	c_parser_omp_all_clauses, c_parser_omp_structured_block,
	c_parser_omp_atomic, c_parser_omp_barrier,
	c_parser_omp_critical, c_parser_omp_flush,
	c_parser_omp_for_loop, c_parser_omp_for,
	c_parser_omp_master, c_parser_omp_ordered,
	c_parser_omp_sections_scope, c_parser_omp_sections,
	c_parser_omp_parallel, c_parser_omp_single,
	c_parser_omp_construct, c_parser_omp_threadprivate): New.
	* c-pragma.c (init_pragma): Do omp pragma registration here.
	* c.opt (fopenmp): New flag.

2006-01-18  Eric Christopher  <echristo@apple.com>

	* gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
	* config/darwin.h (GOMP_SELF_SPECS): Define.

2006-01-18  Kazu Hirata  <kazu@codesourcery.com>

	* rtl.h: Remove the prototype for reg_alloc.

2006-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/25731
	* config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
	hppa[12]*-*-hpux11*): Override default shared libgcc version for both
	sjlj and dwarf2 exception handling.
	* pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
	Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
	* pa/pa.c (function_value): Treat complex and vector types as
	aggregates.
	(function_arg): Likewise.  Only pass scalar floats in the floating
	point argument registers.
	* pa/t-slibgcc-dwarf-ver: New file.
	* pa/t-slibgcc-sjlj-ver: New file.
	* pa/t-slibgcc-elf-ver: Delete file.

2006-01-19  Alan Modra  <amodra@bigpond.net.au>

	* config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
	unlikely_test_section_p test.

2006-01-18  Kazu Hirata  <kazu@codesourcery.com>

	* mode-switching.c (optimize_mode_switching): Make it static.
	* basic-block.h: Remove the prototype for
	optimize_mode_switching.

	* modulo-sched.c (sms_schedule): Make it static.
	* rtl.h: Remove the prototype for sms_schedule.

	* postreload-gcse.c (gcse_after_reload_main): Make it static.
	* rtl.h: Remove the prototype for gcse_after_reload_main.

	* reg-stack.c (reg_to_stack): Make it static.
	* rtl.h: Remove the prototype for reg_to_stack.

	* regrename.c (regrename_optimize, copyprop_hardreg_forward):
	Make them static.
	* rtl.h: Remove the prototypes for regrename_optimize and
	copyprop_hardreg_forward.

2006-01-18  Eric Botcazou  <ebotcazou@adacore.com>

	* config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
	alpha_split_tmode_pair.  Add 'mode' and 'fixup_overlap' arguments.
	Test against the appropriate null constant for the mode.
	If 'fixup_overlap' is true, swap the operands if they overlap.
	(alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
	* config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
	alpha_split_tmode_pair and adjust for above change.
	* config/alpha/alpha.md (movtf_internal): Adjust call to
	alpha_split_tfmode_pair and rely on it to swap the operands.
	(movti_internal): New insn and post-reload splitter.
	(movti): New expander.

2006-01-18  Philippe De Muyter  <phdm@macqel.be>

	* config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
	operands.

2006-01-18  Kazu Hirata  <kazu@codesourcery.com>

	* rtlanal.c (global_reg_mentioned_p_1,
	global_reg_mentioned_p): Remove.
	* rtl.h: Remove the prototype for global_reg_mentioned_p.

	* flow.c (initialize_uninitialized_subregs): Make it static.
	* rtl.h: Remove the prototype for
	initialize_uninitialized_subregs.

	* function.c (instantiate_virtual_regs): Make it static.
	* function.h: Remove the prototype for
	instantiate_virtual_regs.

	* regmove.c (regmove_optimize, combine_stack_adjustments):
	Make them static.
	* rtl.h: Remove the prototypes for regmove_optimize and
	combine_stack_adjustments.

2006-01-17  Roger Sayle  <roger@eyesopen.com>

	* config/i386/i386.c (COSTS_N_BYTES): New macro.
	(size_cost): Encode costs in bytes so that a reg-reg addition is
	equivalent to COSTS_N_INSNS(1).
	(override_options): Use the size_cost.branch_cost as the default
	ix86_branch_cost when optimizing for size.

2006-01-18  Ben Elliston  <bje@au.ibm.com>

	* Makefile.in (D32PBIT_FUNCS): New.
	(D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
	(libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
	D64PBIT_FUNCS and D128PBIT_FUNCS.
	(LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
	* mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
	D128PBIT are set.
	(decnumber_dep): Define.
	* doc/libgcc.texi (Decimal float library routines): New node.
	* config/dfp-bit.h, config/dfp-bit.c: New files.

2006-01-18  Ben Elliston  <bje@au.ibm.com>

	* expr.c (emit_move_change_mode): Always adjust addresses, not
	just during reload.  Copy replacements only during reload.
	(emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
	emit_move_via_integer.

2006-01-17  Shantonu Sen  <ssen@opendarwin.org>

	* Makefile.in (check-%, check-consistency): Use $${srcdir}
	instead of $(srcdir) and ${srcdir}.

2006-01-17  Richard Earnshaw  <rearnsha@arm.com>

	PR target/592
	PR middle-end/11135
	* arm.h (struct machine_function): Add pic_reg.
	* arm.c (arm_pic_register): Make unsigned.
	(arm_override_options): Only set arm_pic_register if
	TARGET_SINGLE_PIC_BASE.
	(use_return_insn): Only test for a pic register if it is fixed.
	(arm_compute_save_reg0_reg12_mask): Likewise.
	(thumb_compute_save_reg_mask): Likewise.
	(legitimate_pic_operand): Factor out some known invariants.
	(legitimize_pic_address): If we don't have a fixed pic register,
	then set up a pseudo in the function entry sequence.  Handle the
	pic base being in a pseudo.
	(arm_load_pic_register): Handle the pic register being in a pseudo.
	(arm_expand_prologue): Only set up the pic register if it is fixed.
	(thumb_expand_prologue): Likewise.
	* arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
	(pic_load_addr_based_insn): Likewise.
	(builtin_setjmp_receiver): Don't restore the pic base if it isn't
	fixed.

2006-01-18  Ben Elliston  <bje@au.ibm.com>

	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
	decimal float modes for all floating point registers.

	* config/rs6000/predicates.md (reg_or_mem_operand): Pair up
	match_code "mem" with match_test "macho_lo_sum_memory_operand".

2006-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR c/25682
	* c-typeck.c (build_unary_op): Fold offsetof-like expressions
	even when the pointer is not NULL.

2006-01-16  Ian Lance Taylor  <ian@airs.com>

	* common.opt (ftoplevel-reorder): New option.
	* cgraph.c (cgraph_asm_nodes): New global variable.
	(cgraph_asm_last_node): New static variable.
	(cgraph_order): New global variable.
	(cgraph_create_node): Set new order field.
	(cgraph_varpool_node): Likewise.
	(decide_is_variable_needed): Return true if not
	flag_toplevel_reorder.
	(cgraph_add_asm_node): New function.
	* cgraph.h (struct cgraph_node): Add order field.
	(struct cgraph_varpool_node): Add order field.
	(struct cgraph_asm_node): Define.
	(cgraph_asm_nodes, cgraph_order): Declare.
	(cgraph_add_asm_node): Declare.
	* cgraphunit.c (cgraph_varpool_assemble_decl): New static
	function.
	(cgraph_varpool_assemble_pending_decls): Call it.
	(cgraph_output_pending_asms): New static function.
	(cgraph_finalize_compilation_unit): Call it.
	(struct cgraph_order_sort): Define.
	(cgraph_output_in_order): New static function.
	(cgraph_optimize): Call cgraph_output_pending_asms.  Add code for
	!flag_toplevel_reorder case.
	* c-parser.c: Include "cgraph.h".
	(c_parser_asm_definition): Call cgraph_add_asm_node rather than
	assemble_asm.
	* Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
	than -fno-unit-at-a-time.
	* doc/invoke.texi (Option Summary): Mention
	-fno-toplevel-reorder.
	(Optimize Options): Document -fno-toplevel-reorder.  Mention it in
	-funit-at-a-time documentation.

2006-01-17  Hans-Peter Nilsson  <hp@axis.com>
	    Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.

2006-01-17  Kazu Hirata  <kazu@codesourcery.com>

	* Makefile.in (FUNCTION_H): New.  Use it instead of
	function.h throughout the file.
	* function.h: Include tree.h.

2006-01-17  Ben Elliston  <bje@au.ibm.com>

	* recog.c: Separate some functions with whitespace.

2006-01-16  Richard Henderson  <rth@redhat.com>

	Merge from gomp branch:
	* Makefile.in (TREE_INLINE_H): New.  Use it as needed.
	* tree-inline.h (struct copy_body_data): Move from tree-inline.c
	and rename from struct inline_data.  Rename callee* to dst*;
	caller* to src*; add copy_decl hook, transform_call_graph_edges,
	transform_new_cfg, transform_return_to_modify, and
	transform_lang_insert_block flags; remove cloning_p, versioning_p,
	update_clones_p.
	(copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
	(copy_decl_for_dup): Remove.
	* tree-inline.c (struct inline_data): Move to header.
	(insert_decl_map): Export.
	(remap_decl): Update for member name changes.  Use copy_decl hook.
	Allow for replacement to be a non-decl.  Remove dead code.
	(remap_type_1): Check for existing mapping.
	(remap_type): Export.
	(remap_decls): Update for member name changes.
	(remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
	(copy_body, setup_one_parameter, declare_return_variable): Likewise.
	(expand_call_inline, optimize_inline_calls, clone_body): Likewise.
	(copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
	(tree_function_versioning, build_duplicate_type): Likewise.
	(copy_body_r): Likewise.  Export.
	(copy_decl_for_dup): Split into ...
	(copy_decl_for_dup_finish, copy_decl_to_var,
	copy_decl_no_change, copy_decl_maybe_to_var): ... these.
	(replace_ref_tree, inlining_p): Remove.

2006-01-16  Kazu Hirata  <kazu@codesourcery.com>

	* ifcvt.c (if_convert): Make it static.
	* rtl.h: Remove the prototype for if_convert.

	* local-alloc.c (local_alloc): Make it static.
	* rtl.h: Remove the prototype for local_alloc.

	* loop.c (loop_optimize): Make it static.
	* cfgloop.h: Remove the prototype for loop_optimize.
	* rtl.h: Likewise.

2006-01-16  DJ Delorie  <dj@redhat.com>

	* reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
	mems.

2006-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.md: Disparage copies between general and floating-point registers
	in 32-bit move patterns.

2006-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR testsuite/25741
	* Makefile.in (check-%): Depend on site.exp instead of
	$(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
	directories.

2006-01-16  Kazu Hirata  <kazu@codesourcery.com>

	* global.c (global_alloc): Make it static.
	* rtl.h: Remove the prototype for global_alloc.

2006-01-16  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-alias.c (struct used_part): Add write_only field.
	(get_or_create_used_part_for): Initialize it to true.
	(create_overlap_variables_for): Don't create structure variables
	for structures that only are written to.
	(find_used_portions): Handle MODIFY_EXPR to track whether a
	structure is only written to.

2006-01-16  Kazu Hirata  <kazu@codesourcery.com>

	* bb-reorder.c (partition_hot_cold_basic_blocks): Make it
	static.
	* basic-block.h: Remove the prototype for
	partition_hot_cold_basic_blocks.

2006-01-16  Rafael Ãvila de EspÃ�­ndola <rafael.espindola@gmail.com>

	* cppspec.c (lang_specific_spec_functions): Remove.
	* gcc.c (lookup_spec_function): Use static_spec_functions directly.
	* gcc.h (lang_specific_spec_functions): Remove.
	* gccspec.c (lang_specific_spec_functions): Remove.

2006-01-16  Paolo Bonzini  <bonzini@gnu.org>

	* combine.c (record_value_for_reg): Invalidate registers
	if INSN is null.
	(record_dead_and_set_regs_1): Likewise, by passing them to
	record_value_for_reg.
	(record_dead_and_set_regs): Invalidate stores made by a
	call.  We do not combine across a call, but we still
	relied on equivalences.

2006-01-16  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-vrp.c (extract_range_from_binary_expr): Cope with
	vrp_int_const_binop returning non-constant nodes.

2006-01-16  Paul Brook  <paul@codesourcery.com>

	* config/m68k/m68k.c (output_move_const_into_data_reg):
	Output correct mnemonic for mvz and mvs.

2006-01-16  Gabor Loki  <loki@gcc.gnu.org>

	* rtl-factoring.c: Add sequence abstraction algorithm.
	* cfgcleanup.c (outgoing_edges_match): Extra checks.
	(try_crossjump_to_edge): Avoid deleting preserve label when redirecting
	ABNORMAL edges.
	(block_has_preserve_label): New function.
	* common.opt: Register new pass.
	* Makefile.in: Ditto.
	* passes.c: Ditto.
	* timevar.def: Ditto.
	* tree-pass.h: Ditto.
	* emit-rtl.c (make_jump_insn_raw): Remove forward decl.
	* rtl.h (make_jump_insn_raw): Add forward decl.
	* doc/invoke.texi: Add documentation for -frtl-abstract-sequences.

2006-01-16  Eric Botcazou  <ebotcazou@adacore.com>
	    Roger Sayle  <roger@eyesopen.com>

	* fold-const.c (fold_minmax): New static function.
	(fold_binary) <MIN_EXPR>: Call it.
	<MAX_EXPR>: Likewise.
	* stor-layout.c (place_field): Use DECL_SIZE consistently
	in the computation of the new record size.

2006-01-16  Kazu Hirata  <kazu@codesourcery.com>

	* cse.c (cse_condition_code_reg): Make it static.
	* rtl.h: Remove the prototype for cse_condition_code_reg.

	* combine.c (combine_instructions): Make it static.
	* rtl.h: Remove the prototype for combine_instructions.

2006-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/25168
	* tree.c (get_file_function_name_long): Concatenate the first global
	object name with a string derived from the input filename of the object
	for type "F".

2006-01-16  Ben Elliston  <bje@au.ibm.com>

	* config/i386/winnt-stubs.c: Update FSF address.
	* config/xtensa/ieee754-df.S: Ditto.
	* config/xtensa/ieee754-sf.S: Ditto.

2006-01-14  Ian Lance Taylor  <ian@airs.com>

	* ifcvt.c (noce_init_if_info): New static function, broken out of
	noce_process_if_block.
	(noce_process_if_block): Call noce_init_if_info.
	(check_cond_move_block): New static function.
	(cond_move_process_if_block): New static function.
	(process_if_block): Call cond_move_process_if_block.

2006-01-15  Kazu Hirata  <kazu@codesourcery.com>

	* cselib.c (hash_table): Rename to cselib_hash_table.
	(cselib_clear_table, discard_useless_values,
	remove_useless_values, cselib_lookup_mem, cselib_lookup,
	cselib_init, cselib_finish): Adjust uses of hash_table.

2006-01-14  Kazu Hirata  <kazu@codesourcery.com>

	PR tree-optimization/25485
	* tree-vrp.c (extract_range_from_binary_expr): Handle cases
	where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
	is known to be false and true, respectively.

2006-01-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/22548
	PR tree-optimization/22555
	PR tree-optimization/22501
	* Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
	* params.def (salias-max-array-elements): New parameter.
	* params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
	* doc/invoke.texi (salias-max-array-elements): Document.
	* tree-flow-inline.h (var_can_have_subvars): We also handle
	arrays now.
	* tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
	COMPONENT_REF.
	* tree-ssa-structalias.c (params.h): Include.
	(push_fields_onto_fieldstack): Handle ARRAY_TYPE.
	(find_func_aliases): Handle multiple constraints from ARRAY_REF.
	(get_constraint_for): For ADDR_EXPR operating on something
	containing an ARRAY_REF, add all subvars to the solution.
	(handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
	* tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
	for creating MUST_DEFs.
	(get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.

2006-01-14  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
	functions.
	(number_of_iterations_ne, number_of_iterations_lt_to_ne,
	assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
	number_of_iterations_le): New functions.
	(number_of_iterations_special): Removed.
	(number_of_iterations_exit): Do not use number_of_iterations_special.
	* tree.c (unsigned_type_for): Always return integer type.

2006-01-14  Steven Bosscher  <stevenb.gcc@gmail.com>
	Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/24257
	* gcse.c (find_moveable_store): Only consider a store movable
	when the SET_SRC of the insn can be assigned to a register.

2006-01-14  Ian Lance Taylor  <ian@airs.com>

	* tree.c (tree_not_class_check_failed): New function.
	* tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
	(tree_not_class_check_failed): Declare.

2006-01-13  Ian Lance Taylor  <ian@airs.com>

	* reload1.c (do_output_reload): Add assertion rejecting a
	CALL_INSN.

2006-01-13  Adam Nemet  <anemet@caviumnetworks.com>

	* combine.c (struct reg_stat): Add new fields truncation_label and
	truncated_to_mode.
	(record_value_for_reg): Reset truncated_to_mode.
	(record_truncated_value): New function.
	(check_promoted_subreg): Call it.  Rename to check_conversions.
	(combine_instructions): Rename check_promoted_subreg to
	check_conversions.
	(reg_truncated_to_mode): New function.
	(make_extraction): Use it.  Check TRULY_NOOP_TRUNCATION.
	(gen_lowpart_or_truncate): New function.
	(force_to_mode): Use it instead of gen_lowpart.

2006-01-13  Diego Novillo  <dnovillo@redhat.com>

	* tree-ssa-alias.c (add_type_alias): Fix typo.  Test whether
	VAR is a tag, not its type tag.

2006-01-13  Alexandre Oliva  <aoliva@redhat.com>

	* config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
	alternatives to match style of other entries.
	(*vec_extractv2di_1_sse): Likewise.  Fix mode attr.

2006-01-13  Daniel Berlin  <dberlin@dberlin.org>

	PR tree-optimization/25771
	* tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
	SSA_NAMES.

2006-01-13  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/24365
	* tree-inline.c (declare_return_variable): If the return variable
	was marked as a non gimple complex, set the return slot variable
	to be a non gimple comple variable.

2006-01-13  Richard Guenther  <rguenther@suse.de>

	* builtins.c (expand_builtin_sincos): New function.
	(expand_builtin_mathfn_3): Remove dead code, sin and cos
	do not set errno.
	(expand_builtin): Expand sincos using expand_builtin_sincos.

2006-01-12  DJ Delorie  <dj@redhat.com>

	* config/m32c/shift.md: Rewrite: Allow arbitrary operands for
	shift counts, separate SI shifts for m32c vs m16c, pass shift type
	so that constant shifts can be split.
	* config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
	(m32c_valid_pointer_mode): Make static.
	(shift_gen_func_for): New.
	(m32c_prepare_shift): Use it.  Split large const shifts into
	multiple shifts.
	* config/m32c/predicates.md (shiftcount_operand): Allow more
	general operands.
	(longshiftcount_operand): New.
	* doc/md.texi (Machine Constraints): Document In6.

2006-01-13  Ben Elliston  <bje@au.ibm.com>

	* doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
	REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
	documentation.

2006-01-12  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
	to try to avoid clobbering pieces of structures when we know
	something about the whole structure.
	* tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR

2006-01-13  Ben Elliston  <bje@au.ibm.com>

	* doc/rtl.texi (Insns): Remove statement that libcalls cannot
	return in memory, as this is no limitation is no longer present.

2006-01-12  DJ Delorie  <dj@redhat.com>

	* config/m32c/addsub.md (addhi3): Add two more alternatives, for
	mova with fb, and for fb+0 -> An.

	* config/m32c/mov.md (peephole2): Fix enabling logic.

	* config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
	DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
	DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
	FINI_ARRAY_SECTION_ASM_OP): Define.

	* config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
	variable.
	(m32c_legitimize_reload_address): New logic to reload FB to An.
	(m32c_output_reg_push): Add newline.
	(m32c_output_reg_pop): Likewise.

2006-01-12  Ulrich Weigand  <uweigand@de.ibm.com>

	* struct-equiv.c (find_dying_inputs): Fix off-by-one bug.

2006-01-11  Andrew Pinski  <pinskia@physics.uc.edu>

	* config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.

2006-01-11  Kazu Hirata  <kazu@codesourcery.com>

	* config/sh/predicates.md (sh_rep_vec): Add parallel to
	match_code.

2006-01-11  Ben Elliston  <bje@au.ibm.com>

	* rtlanal.c (find_reg_note): Assert insn is not null.

2006-01-11  Kenneth Zadeck <zadeck@naturalbridge.com>

	* df-scan.c (df_hard_reg_init): Move declaration of i outside
	ifdef.

2006-01-11  Jeff Law  <law@redhat.com>

	* tree-ssa-threadupdate.c (threaded_edges): New VEC to
	hold edge pairs.
	(mark_threaded_blocks, register_jump_thread): New functions.
	(thread_through_all_blocks): Remove unwanted argument.  No
	longer rely on e->aux to communicate thread target info.
	Call mark_threaded_blocks.  Release the threaded_blocks
	bitmap and threaded_edges vector when complete.
	* tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
	(threaded_blocks): Remove.
	(tree_ssa_dominator_optimize): Remove initialization and
	finalization of threaded_blocks.  Simplify call to
	thread_through_all_blocks.
	(thread_across_edge): Call register_jump_thread rather than
	storing thread information into e->aux.
	(free_all_edge_infos): Simplify now that e->aux is no longer
	used to communicate with thread_through_all_blocks.
	* tree-flow.h (thread_through_all_blocks): Update prototype.
	(register_jump_thread): Prototype.

2006-01-11  Kazu Hirata  <kazu@codesourcery.com>

	* df-core.c (df_compact_blocks, df_bb_replace): Use
	SET_BASIC_BLOCK instead of BASIC_BLOCK.

2006-01-11  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/25734
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
	stop propagation after successful propagation to the LHS.

2006-01-11  Kazu Hirata  <kazu@codesourcery.com>

	* basic-block.h (control_flow_graph): Change the type of
	x_basic_block_info to VEC(basic_block,gc) *.
	(BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
	basic_block_info.
	(SET_BASIC_BLOCK): New.
	* cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
	instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
	* cfgbuild.c (find_basic_blocks): Likewise.
	* cfglayout.c (fixup_reorder_chain): Likewise.
	* cfgrtl.c (create_basic_block_structure,
	rtl_create_basic_block): Likewise.
	* ifcvt.c (find_if_case_1): Likewise.
	* tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
	Likewise.

2006-01-11  Kenneth Zadeck <zadeck@naturalbridge.com>

	* Makefile.in: Removed rotted odf.c entry.

2006-01-11  Hans-Peter Nilsson  <hp@axis.com>

	PR target/25706
	* config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
	("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
	("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
	output pattern modifier, not %e.
	* config/cris/cris.c (cris_op_str): Update comment about pattern
	modifier.
	(cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
	before falling through into...
	<case 'E'>: Redefined from old 'e' case.

2006-01-11  Jan Hubicka  <jh@suse.cz>

	PR target/25042
	* i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128

2006-01-11  Jan Hubicka  <jh@suse.cz>

	* i386.h (TARGET_DECOMPOSE_LEA): Kill.
	* i386.c (x86_decompose_lea): Kill.
	(ix86_rtx_costs): Kill.

2006-01-11  Jan Hubicka  <jh@suse.cz>

	* cgraph.c (cgraph_insert_node_to_hashtable): New function.
	* cgraph.h (cgraph_node): Add inline_decl.
	(cgraph_insert_node_to_hashtable): Declare.
	(save_inline_function_body): Declare.
	* cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
	clones.
	(cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
	(cgraph_function_versioning): Update call of tree_function_versioning.
	(save_inline_function_body): New function.
	* function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
	saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
	* ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
	(cgraph_default_inline_p): Likewise.
	(cgraph_decide_inlining_incrementally): Likewise.
	* tree-inline.c (inline_data): Kill saving_p add update_clones_p.
	(copy_bb): Kill saving; do updating of clones.
	(copy_cfg_body): Kill saving.
	(initialize_inlined-parameters): Likewise.
	(expand_call_inline): Likewise.
	(save_body): Kill.
	(tree_function_versioning): New parameter "update_clones".
	(inlining_p): Kill saving.
	* tree-inline.h (tree_function_versioning): Update prototype.
	* tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
	saving.

2006-01-11  Ian Lance Taylor <ian@airs.com>

	* combine.c (struct undo): Remove is_int.  Enumify types of undos.
	Allow undoing set of machine mode.
	(do_SUBST): Use enums instead of is_int.
	(do_SUBST_MODE): New function.
	(SUBST_MODE): New macro.
	(try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
	reg and trying to replace reg_regno_rtx with a new register.
	(undo_all): Use new enums, handle undoing a PUT_MODE change.
	(simplify_set): Use SUBST_MODE.
	(distribute_notes): Remove code that tried to update reg notes
	for regno_reg_rtx changes.

2006-01-11  Paolo Bonzini  <bonzini@gnu.org>

	PR tree-optimization/23109
	PR tree-optimization/23948
	PR tree-optimization/24123

	* Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
	* tree-cfg.c (single_noncomplex_succ): New.
	* tree-flow.h (single_noncomplex_succ): Declare it.
	* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
	* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
	(struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
	insert_bb, register_division_in, insert_reciprocals,
	replace_reciprocal, free_bb): New.
	(execute_cse_reciprocals_1): Rewritten.
	(execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
	Do not commit any edge insertion.  Always compute dominators and
	create the allocation pool.
	* target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
	* target.h (struct gcc_target): Add min_divistions_for_recip_mul.
	* targhooks.c (default_min_divistions_for_recip_mul): New.
	* targhooks.h (default_min_divistions_for_recip_mul): New prototype.
	* passes.c (init_optimization_passes): Run recip after tree loop
	optimizations.
	* doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.

2006-01-11  Danny Berlin <dberlin@dberlin.org>
	    Kenneth Zadeck <zadeck@naturalbridge.com>

	* df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
	DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
	DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
	DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
	DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
	DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
	DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
	DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
	DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
	DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
	DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
	DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
	DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
	DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
	DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
	DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
	DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
	DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
	DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
	DF_SCAN_POST_ALLOC): New macros.
	(df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
	df_free_bb_function, df_local_compute_function, df_init_function,
	df_dataflow_function, df_confluence_function_0,
	df_confluence_function_n, df_transfer_function,
	df_finalizer_function, df_free_function, df_dump_problem_function,
	df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
	df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
	df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
	df_urec_bb_info, ) New types.
	(df_invalidated_by_call, df_all_hard_regs, df_state) New public
	variables.
	(df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
	df_analyze_simple_change_some_blocks,
	df_analyze_simple_change_one_block, df_compact_blocks,
	df_bb_replace, df_bb_regno_last_use_find,
	df_bb_regno_first_def_find, df_bb_regno_last_def_find,
	df_insn_regno_def_p, df_find_def, df_find_use,
	df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
	df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
	df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
	debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
	debug_df_chain, df_get_dependent_problem, df_chain_create,
	df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
	df_grow_bb_info, df_chain_dump, df_print_bb_index,
	df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
	df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
	df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
	df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
	df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
	df_rescan_blocks, df_ref_create, df_get_artificial_defs,
	df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
	df_ref_remove, df_insn_refs_delete, df_refs_delete,
	df_reorganize_refs, df_set_state, df_hard_reg_init,
	df_read_modify_subreg_p) New public functions.
	* df-core.c: The core dataflow solver and glue routines for rtl
	dataflow.
	(df_init, df_add_problem, df_set_blocks, df_finish,
	df_hybrid_search_forward, df_hybrid_search_backward,
	df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
	df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
	df_bb_regno_last_use_find, df_bb_regno_first_def_find,
	df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
	df_reg_defined, df_find_use, df_reg_used, df_dump,
	df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
	df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
	debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
	debug_df_useno, reset_df_after_reload): New functions.
	* df-scan.c: The scanning fuctions, once in df.c, completely
	rewritten so that they now fully model the functionality of
	register usage at the backend.
	(df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
	df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
	df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
	df_grow_insn_info, df_rescan_blocks, df_ref_create,
	df_get_artificial_defs, df_get_artificial_uses,
	df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
	df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
	df_refs_delete, df_reorganize_refs, df_set_state,
	df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
	df_def_record_1, df_defs_record, df_uses_record,
	df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
	df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
	df_record_exit_block_uses, df_hard_reg_init): New functions.

	* df-problems.c: Seven concrete dataflow problems that use the
	scanning in df-scan.c and are solved by the engine in df-core.c.
	(df_get_dependent_problem, df_chain_create, df_chain_unlink,
	df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
	df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
	df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
	df_ru_free_bb_info, df_ru_alloc,
	df_ru_bb_local_compute_process_def,
	df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
	df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
	df_ru_transfer_function, df_ru_free, df_ru_dump,
	df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
	df_rd_free_bb_info, df_rd_alloc,
	df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
	df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
	df_rd_transfer_function, df_rd_free, df_rd_dump,
	df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
	df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
	df_lr_local_compute, df_lr_init, df_lr_confluence_0,
	df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
	df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
	df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
	df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
	df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
	df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
	df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
	df_urec_mark_reg_change, df_urec_check_earlyclobber,
	df_urec_mark_reg_use_for_earlyclobber,
	df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
	df_urec_local_compute, df_urec_init, df_urec_local_finalize,
	df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
	df_urec_dump, df_urec_add_problem, df_chain_alloc,
	df_chain_create_bb_process_use, df_chain_create_bb,
	df_chain_finalize, df_chain_free, df_chains_dump,
	df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
	df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
	df_reg_lifetime): New functions.
	* df.c: Deleted file.
	* ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
	consistent with new df api.
	* modulo-sched.c (sms_schedule, rest_of_handle_sms,
	rest_of_handle_sms): Ditto.
	* web.c (unionfind_union, union_defs, entry_register, web_main):
	Ditto.
	* loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
	invariant_expr_equal_p, find_defs, check_dependencies,
	find_invariant_insn, find_invariants_to_move, move_invariant_reg,
	free_inv_motion_data, move_loop_invariants): Ditto.
	* Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
	Update dependencies.
	(odf.c): Added defective entry that was deleted later in day.
	* sched-deps.c (sched_analyze_1): Ditto.

2006-01-11  Zdenek Dvorak <dvorakz@suse.cz>

	* tree-ssa-operands.c (get_expr_operands): Record addressable
	variables directly.  Do not call add_stmt_operands for CONST_DECLs
	and ARRAY_DECLs.
	(get_indirect_ref_operands): Remove handling of *(&a + offset) case.
	(add_stmt_operands): Handle only objects satisfying SSA_VAR_P.

2006-01-11  Ben Elliston  <bje@au.ibm.com>

	* config/i386/i386.c (ix86_return_in_memory): Fix comment: this
	function returns true in the positive case.

2006-01-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/20754
	* config/pa/pa.md: Create separate 32 and 64-bit move patterns
	for SI, DI, SF and DF modes.  Add alternatives to copy between
	general and floating point registers to the 32-bit patterns.
	* config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
	* config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
	(SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
	generating 64-bit code.
	* config/pa/pa.c (output_move_double): Handle copies between general
	and floating registers.

2006-01-10  Stuart Hastings  <stuart@apple.com>

	* config/i386/i386.md (set_got): Update.
	(set_got_labelled): New.  (UNSPEC_LD_MPIC): New.
	(builtin_setjmp_receiver): Mach-O support.
	* config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
	(GOT_SYMBOL_NAME): Define.
	(FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
	(TARGET_DEEP_BRANCH_PREDICTION): Remove.
	* config/i386/i386.c (override_options): Revise for Darwin.
	(USE_HIDDEN_LINKONCE): Enable for Mach-O.  (ix86_file_end): Mach-O
	support.  (darwin_x86_file_end): New.  (output_set_got): Add label
	parameter, revise for Mach-O.  (x86_output_mi_thunk): Likewise.
	* config/i386/i386-protos.h (output_set_got): Likewise.
	* config/darwin.c (machopic_legitimize_pic_address): Update
	regs_ever_live[].

2006-01-10  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
	when MODE isn't BLKmode.

2006-01-10  Eric Botcazou  <ebotcazou@libertysurf.fr>

	PR rtl-optimization/25367
	* config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.

2006-01-10  Hans-Peter Nilsson  <hp@axis.com>

	PR target/25718
	* config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
	for a negative bound.

2006-01-10  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (get_constraint_for_component_ref):
	Never override with anything constraint.

2006-01-10  Jan Beulich  <jbeulich@novell.com>

	* config/i386/i386.c (ix86_data_alignment): Don't force alignment to
	256 bits when optimize_size.

2006-01-10  Jan Beulich  <jbeulich@novell.com>

	* config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
	MASK_ALIGN_DOUBLE.
	* config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
	* config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
	arguments.

2006-01-10  Ben Elliston  <bje@au.ibm.com>

	* config/rs6000/predicates.md (easy_fp_constant): Discount decimal
	float modes.
	* config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
	(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
	(USE_FP_FOR_ARG): Reject decimal float modes.
	(function_arg_advance): Likewise.
	(output_toc): Handle emitting TDmode, DDmode and SDmode constants.
	(rs6000_handle_altivec_attribute): Do not permit decimal floating
	point types in AltiVec vectors.
	(rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
	(rs6000_libcall_value): Likewise.

2006-01-09  Bob Wilson  <bob.wilson@acm.org>

	* config/xtensa/ieee754-df.S: New file.
	* config/xtensa/ieee754-sf.S: New file.
	* config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
	(LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
	* config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.

2006-01-09  Kazu Hirata  <kazu@codesourcery.com>

	* config/sh/predicates.md (binary_float_operator,
	binary_logical_operator, commutative_float_operator,
	equality_comparison_operator, greater_comparison_operator,
	less_comparison_operator, logical_operator,
	noncommutative_float_operator, shift_operator,
	symbol_ref_operand, unary_float_operator): Remove redundant
	conditionals.

2006-01-09  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
	code to propagate the RHS of a cast into COND_EXPR_COND.  Remove
	now unused arguments.  Callers updated.
	(eliminate_redundant_computations): Remove now unused arguments,
	callers updated.
	(local_fold): Remove, no longer used.
	(find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
	and moved to...
	* tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
	(simplify_cond): New function.
	(forward_propagate_into_cond): Call simplify_cond.

2006-01-09  Alexandre Oliva  <aoliva@redhat.com>

	* config/i386/sse.md (*vec_extractv2di_1_sse2): New.
	(*vec_extractv2di_1_sse): New.

2006-01-09  Ben Elliston  <bje@au.ibm.com>

	* config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.

2006-01-08  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-structalias.c (get_constraint_for): Remove
	anyoffset argument.
	(get_constraint_for_component_ref): Likewise.
	(do_deref): Likewise.
	(get_constraint_for): Likewise.
	(do_structure_copy): Likewise.
	(handle_ptr_arith): Likewise.
	(find_func_aliases): Likewise.  Remove unused need_anyoffset
	variable.

2006-01-08  J"orn Rennecke  <joern.rennecke@st.com>
	    Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.h (CONST_OK_FOR_K16): Define.
	(CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
	(EXTRA_CONSTRAINT_C16): Remove.
	(EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
	(EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
	EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
	* config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
	constants of SHmedia.  Handle nested constant expressions of
	SHmedia correctly.
	(andcosts): Fix the costs for SHmedia constants.
	(sh_rtx_costs): Take account of outer_code for SHmedia constants.
	* config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
	(*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
	(*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
	(movv4hi_i, movv2si_i):	Likewise.
	(movsi_const): Adjust the second operand of ior so to match with
	the Csu constraint.
	(movdi_const, movdi_const_32bit): Likewise.
	(movdi_const_16bit+1): Don't sign-extend LOW.
	(movdi_const_16bit+2): Likewise.  Remove the zero_extend and truncate
	step.
	(*double_shori): Fix the split condition.  Use GEN_INT instead
	of get_int_mode calls.  Mask lower 16-bit of the argument of
	the last GEN_INT.
	(sym2GOTPLT): Remove.
	(symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
	gen_rtx_UNSPEC.
	* config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
	instead of EXTRA_CONSTRAINT_C16.

2006-01-07  Ian Lance Taylor  <ian@airs.com>
	    David Edelsohn  <edelsohn@gnu.org>

	PR rtl-optimization/25662
	* optabs.c (simplify_expand_binop): Use simplify_binary_operation
	for constant operands instead of simplify_gen_binary.
	* simplify-rtx.c (simplify_gen_binary): Swap commutative operands
	after trying simplify_binary_operation

2006-01-06  Daniel Berlin  <dberlin@dberlin.org>

	* tree.c (iterative_hash_expr): Hash decls based on UID.

2006-01-06  Eric Christopher  <echristo@apple.com>

	* doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
	(TARGET_UNWIND_EMIT): Fix spelling.
	* target.h (gcc_target): Add except_table_label.
	* except.c (output_function_exception_table): Use.
	* varasm.c (default_emit_except_table_label): New.
	* target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
	define.
	(asm_out): Add here.
	* output.h (default_emit_except_table_label): Prototype.
	* config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
	* config/darwin.c (darwin_emit_except_table_label): Define.
	* config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.

2006-01-06  Zdenek Dvorak <dvorakz@suse.cz>

	PR tree-optimization/18527
	* tree-ssa-loop-niter.c (number_of_iterations_cond,
	number_of_iterations_special, number_of_iterations_exit):
	Move base and step of an iv to a single structure.  Add
	no_overflow flag, and use it in # of iterations analysis.
	* tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
	folded_casts argument.
	(simple_iv): Pass base and step in a structure.  Set no_overflow
	flag.
	(scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
	Evaluate expensiveness of computing # of iterations instead of
	the final expression.
	* tree-scalar-evolution.h (affine_iv): New structure.
	(simple_iv): Declaration changed.
	* tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
	* tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
	find_givs_in_stmt): Changed due to simple_iv change.

2006-01-06  Jeff Law  <law@redhat.com>

	PR ada/24994
	* tree-cfg.c (bsi_replace): Rename final argument from
	PRESERVE_EH_INFO to UPDATE_EH_INFO.  Fix typo in last
	change (stmt -> orig_stmt).
	* tree-eh.c (verify_eh_throw_stmt_node): New function.
	(bsi_remove): Add new argument.  Remove EH information
	if requested.
	(verify_eh_throw_table_statements): New function.
	(bsi_remove): Add new argument REMOVE_EH_INFO.  All callers
	updated.
	* tree-optimize.c (execute_free_cfg_annotations): Verify
	the EH throw statement table after removing annotations.
	* except.h (verify_eh_throw_table_statements): Prototype.
	* tree-flow.h (bsi_remove): Update prototype.
	* tree-vrp.c (remove_range_assertions): Add new argument to
	bsi_remove call.
	* tree-ssa-loop-im.c (move_computations_stmt): Likewise.
	* tree-complex.c (expand_complex_div_wide): Likewise.
	* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
	* tree-tailcall.c (eliminate_tailcall): Likewise.
	* tree-ssa-dse.c (dse_optimize_stmt): Likewise.
	* tree-ssa-loop-ivopts.c (remove_statement): Likewise.
	* tree-nrv.c (tree_nrv): Likewise.
	* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
	* tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
	(combine_blocks): Likewise.
	* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
	* tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
	(cleanup_control_flow): Likewise.
	(remove_forwarder_block): Likewise.
	* tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
	* tree-sra.c (sra_replace): Likewise.
	* tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
	(forward_propagate_single_use_vars): Likewise.
	* tree-ssa-dce.c (remove_dead_stmt): Likewise.
	* tree-inline.c (expand_call_inline): Likewise.
	* tree-vect-transform.c (vect_transform_loop): Likewise.
	* tree-outof-ssa.c (rewrite_trees): Likewise.
	* tree-cfg.c (make_goto_expr_edges): Likewise.
	(cleanup_dead_labels): Likewise.
	(tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
	(bsi_move_before, bsi_move_after): Likewise.
	(bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
	(tree_redirect_edge_and_branch, tree_split_block): Likewise.

2006-01-06  Andrew Pinski  <pinskia@physics.uc.edu>

	PR tree-opt/25528
	* tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
	and IMAGPART_EXPR.
	* tree-flow-inline.h (var_can_have_subvars): Handle complex types
	on non gimple variables.  Also add checks at the top for decls and
	mtags.
	* tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
	complex types.
	* tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
	and IMAGPART_EXPR for creating MUST_DEFs.
	(get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
	and NAME_MEMORY_TAG separately from the DECLs.

2006-01-06  Richard Guenther  <rguenther@suse.de>

	* tree-dfa.c (mark_new_vars_to_rename): Create stmt
	annotation, if necessary.
	* tree-ssa-pre.c (create_expression_by_pieces): Remove
	redundant calls to update_stmt.
	* tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
	Likewise.

2006-01-05  Richard Henderson  <rth@redhat.com>

	* c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.

2006-01-05  Carlos O'Donell  <carlos@codesourcery.com>

	* c-typeck.c: Update copyright date.

2006-01-05  Carlos O'Donell  <carlos@codesourcery.com>

	* c-typeck.c (build_c_cast): Always warn when casting
	from a pointer to an integer of different size, even if
	the node was constant.

2006-01-05  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/22555
	* tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
	if one structure field is an array.
	* tree-ssa-operands.c (get_expr_operands): Continue scanning
	operands even if we found a subvar, but ignore VOPs in this
	case.
	* tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
	for renaming.
	* tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.

2006-01-05  Richard Earnshaw  <rearnsha@arm.com>

	PR middle-end/24998
	* arm/t-netbsd (LIB2FUNCS_EXTRA): Define.

2006-01-05  Richard Guenther  <rguenther@suse.de>
	    Diego Novillo  <dnovillo@redhat.com>

	* tree-pass.h (TODO_remove_unused_locals): Define.
	* gimple-low.c (expand_var_p, remove_useless_vars,
	pass_remove_useless_vars): Remove.  Update all users.
	* tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
	(remove_unused_locals): New function.
	* tree-flow.h (remove_unused_locals): Declare.
	* passes.c (execute_todo): Call remove_unused_locals if
	TODO_remove_unused_locals is set.
	* tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
	* tree-ssa-dce.c (pass_dce): Likewise.
	* tree-outof-ssa.c (pass_del_ssa): Likewise.

2006-01-05  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (struct fieldoff): Decompose field to
	type, size and decl.
	* tree-ssa-alias.c (create_sft): Take type as parameter.
	(create_overlap_variables_for): Store type, size and decl
	in the fieldoff structure.
	* tree-ssa-structalias.c (fieldoff_compare): Adjust users
	of struct fieldoff.
	(push_fields_onto_fieldstack): Likewise.
	(create_variable_info_for): Likewise.  Use offset for the
	SFT name if the decl is not available.

2006-01-04  Paul Brook  <paul@codesourcery.com>

	* config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.

2006-01-04  Daniel Berlin  <dberlin@dberlin.org>

	* lambda-code.c (can_put_in_inner_loop): Relax
	restrictions.
	(can_put_after_inner_loop): New function.
	(can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
	(perfect_nestify): Change to make copies and modify uses.

2006-01-04  Richard Henderson  <rth@redhat.com>

	Merge from gomp branch:
	* c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
	via integer constant.
	(pragma_lex): Remove.
	* c-pch.c (c_common_pch_pragma): Accept the name as an argument,
	rather than parsing it.
	* c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
	handle_pragma_extern_prefix): Add %< %> quotes.
	(registered_pragmas): New.
	(c_register_pragma_1): New.
	(c_register_pragma): Use it.
	(c_register_pragma_with_expansion): Likewise.
	(c_invoke_pragma_handler): New.
	(init_pragma): Use cpp_register_deferred_pragma directly for
	pch_preprocess.
	* c-pragma.h (enum pragma_kind): New.
	(pragma_handler): New.
	(c_invoke_pragma_handler): Declare.
	* c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
	CPP_PRAGMA_EOL.
	* c-common.h (c_common_pch_pragma): Update decl.
	* Makefile.in (c-parser.o): Update dependencies.
	(GTFILES): Add c-pragma.h.
	* c-parser.c (struct c_token): Add pragma_kind.
	(struct c_parser): Add in_pragma.
	(c_lex_one_token): Always initialize keyword and pragma_kind.
	Extract data for CPP_PRAGMA.
	(c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
	(c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
	Don't allow CPP_PRAGMA_EOL if in_pragma.
	(c_parser_consume_pragma): New.
	(c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
	(c_parser_skip_to_end_of_parameter): Likewise.
	(c_parser_skip_to_end_of_block_or_statement): Likewise.
	(c_parser_skip_to_pragma_eol): New.
	(c_parser_external_declaration): Handle CPP_PRAGMA.
	(c_parser_compound_statement_nostart): Likewise.
	(c_parser_statement_after_labels): Likewise.
	(c_parser_pragma): New.
	(pragma_lex): Likewise.
	(c_parser_pragma_pch_preprocess): New.
	(c_parser_new): Merge into ...
	(c_parse_file): ... here.  Call c_parser_pragma_pch_preprocess.

2006-01-04  Jeff Law  <law@redhat.com>

	PR ada/24994
	* tree-cfg.c (bsi_replace): Remove the original statement
	from the EH throw statement table.

2006-01-04  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
	make the prototype extern "C" and add throw ().

	PR target/25554
	* config/i386/i386.md (testqi_ext_3): Ensure len is positive
	and pos non-negative and pos + len <= 32.
	(testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
	drop pos + len < HOST_BITS_PER_WIDE_INT test.
	(testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.

	PR c/25559
	* c-common.c (handle_vector_size_attribute): Reject zero vector size
	as well as sizes not multiple of component size.

	PR debug/25562
	* function.c (instantiate_expr): New function.
	(instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
	walk its DECL_VALUE_EXPR with instantiate_expr.

	* dwarf2out.c (loc_descriptor_from_tree_1): Don't add
	DW_OP_deref{,_size} if address isn't going to be added.

2006-01-04  Ben Elliston  <bje@au.ibm.com>

	* config/fp-bit.h: Use top-of-file comment from libgcc2.c.
	* config/fp-bit.c: Likewise.

2006-01-03  Daniel Berlin  <dberlin@dberlin.org>

	* dominance.c: Add comment about why we use DFS numbering
	of dominance tree.

2006-01-03  Jakub Jelinek  <jakub@redhat.com>
	    Richard Henderson  <rth@redhat.com>

	Merge from gomp-branch:
	* varasm.c (assemble_variable): Handle thread-local COMMON data.
	* defaults.h (ASM_OUTPUT_TLS_COMMON): Define.

2006-01-03  Paolo Bonzini  <bonzini@gnu.org>

	PR rtl-optimization/25578
	* combine.c (combine_simplify_rtx, force_to_mode): Don't
	pass a parameter to simplify_shift_const if changing ASHIFTRT
	to LSHIFTRT.

2006-01-03  Adrian Straetling  <straetling@de.ibm.com>

	* builtins.c (get_builtin_sync_mem): New function.
	(expand_builtin_sync_operation, expand_builtin_compare_and_swap,
	expand_builtin_lock_test_and_set, expand_builtin_lock_release):
	Call get_builtin_sync_mem to generate mem rtx.

2006-01-03  Richard Guenther  <rguenther@suse.de>

	PR c/25183
	* stmt.c (add_case_node): Make sure to clear overflow flags
	from ranges.

2006-01-03  Jakub Jelinek  <jakub@redhat.com>

	Merge from gomp-branch.
	* config/sparc/sync.md: New file.
	* config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
	UNSPECV_LDSTUB): New constants.
	* config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
	* config/sparc/predicates.md (memory_reg_operand): New predicate.
	* config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
	prototype.

2006-01-03  Roger Sayle  <roger@eyesopen.com>

	* combine.c (reg_subword_p): New predicate to test whether the
	destination of a set refers to a subword/piece of a register.
	(try_combine): Generalize the code to merge the setting of a
	pseudo to a constant followed by a set of a subword of that
	register to a constant.

2006-01-03  Kazu Hirata  <kazu@codesourcery.com>

	* basic-block.h (control_flow_graph): Change the type of
	x_label_to_block_map to VEC(basic_block,gc) *.
	* tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
	set_bb_for_stmt): Adjust the uses of x_label_to_block_map.

	* tree-ssa-propagate.c (cfg_blocks): Change the type to
	VEC(basic_block,heap) *.
	(cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
	ssa_prop_fini): Adjust the uses of cfg_blocks.

2006-01-03  Steven Bosscher  <stevenb.gcc@gmail.com>

	* fold-const.c (operand_equal_p): Accept a NULL operand 0 for
	COMPONENT_REFs.
	* emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
	hashing trees instead of a pointer hash.
	(mem_attrs_htab_eq): Do a deep compare instead of a pointer
	compare for MEM_EXPR.

	PR rtl-optimization/25130
	* cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
	when comparing MEMs for GCSE

2006-01-03  Ben Elliston  <bje@au.ibm.com>

	* targhooks.h (default_decimal_float_supported_p): Declare.
	* targhooks.c (default_decimal_float_supported_p): Define.
	* target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
	`default_decimal_float_supported_p'.
	* doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.

2006-01-02  Adam Nemet  <anemet@caviumnetworks.com>

	* combine.c (apply_distributive_law <SUBREG>): Check
	TRULY_NOOP_TRUNCATION.

2006-01-02  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (have_switched_text_section): Delete.
	(have_multiple_function_sections): New.
	(have_location_lists): Make 'bool'.
	(add_AT_loc_list): Use 'true' not '1'.
	(dwarf2out_switch_text_section): Set have_multiple_function_sections.
	(output_loc_list): Use have_multiple_function_sections.
	(output_ranges): Likewise.
	(dwarf2out_begin_function): Set have_multiple_function_sections if
	necessary.
	(dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
	Check function_section rather than DECL_SECTION_NAME.
	(dwarf2out_finish): Use have_multiple_function_sections.
	Don't clear have_location_lists.

2006-01-02  Eric Botcazou  <ebotcazou@adacore.com>
	    Jan Hubicka  <jh@suse.cz>

	* cfglayout.c (fixup_reorder_chain): Remove kludge for the
	case of conditional jump jumping to the next instruction.
	* cfgrtl.c (force_nonfallthru_and_redirect): Accept all
	cases of conditional jump jumping to the next instruction.

2006-01-02  Jan Hubicka  <jh@suse.cz>

	* i386.c (*_cost): Add COSTS_N_INSNS.
	(ix86_rtx_costs): Do not use COSTS_N_INSNS.

2006-01-02  Paolo Bonzini  <bonzini@gnu.org>

	PR target/25259
	* Makefile.in (DECNUMINC): Include libdecnumber's build directory.

2006-01-02  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

	* config/arm/arm.c (all_fpus): Fix comment typo.
	* config/darwin.c: Likewise.
	* config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
	* config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
	* config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.

2006-01-01  David Edelsohn  <edelsohn@gnu.org>

	* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
	(rs6000_split_compare_and_swapqhi): New.
	* config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
	(sync_compare_and_swapqhi_internal): New.
	* config/rs6000/rs6000-protos.h: Declare.