3 Copyright (C) 2010, 2011 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 mem_ranges_overlap (CORE_ADDR start1, int len1,
25 CORE_ADDR start2, int len2)
29 l = max (start1, start2);
30 h = min (start1 + len1, start2 + len2);
34 /* qsort comparison function, that compares mem_ranges. */
37 compare_mem_ranges (const void *ap, const void *bp)
39 const struct mem_range *r1 = ap;
40 const struct mem_range *r2 = bp;
42 if (r1->start > r2->start)
44 else if (r1->start < r2->start)
51 normalize_mem_ranges (VEC(mem_range_s) *ranges)
53 if (!VEC_empty (mem_range_s, ranges))
55 struct mem_range *ra, *rb;
58 qsort (VEC_address (mem_range_s, ranges),
59 VEC_length (mem_range_s, ranges),
64 ra = VEC_index (mem_range_s, ranges, a);
65 for (b = 1; VEC_iterate (mem_range_s, ranges, b, rb); b++)
67 /* If mem_range B overlaps or is adjacent to mem_range A,
69 if (rb->start <= ra->start + ra->length)
71 ra->length = (rb->start + rb->length) - ra->start;
72 continue; /* next b, same a */
75 ra = VEC_index (mem_range_s, ranges, a);
80 VEC_truncate (mem_range_s, ranges, a + 1);