Commit | Line | Data |
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8ded5a0f | 1 | # This shell script emits a C file. -*- C -*- |
f96b4a7b | 2 | # Copyright 2006, 2007 Free Software Foundation, Inc. |
8ded5a0f | 3 | # |
f96b4a7b | 4 | # This file is part of the GNU Binutils. |
8ded5a0f AM |
5 | # |
6 | # This program is free software; you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
f96b4a7b | 8 | # the Free Software Foundation; either version 3 of the License, or |
8ded5a0f AM |
9 | # (at your option) any later version. |
10 | # | |
11 | # This program is distributed in the hope that it will be useful, | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. | |
15 | # | |
16 | # You should have received a copy of the GNU General Public License | |
f96b4a7b NC |
17 | # along with this program; if not, write to the Free Software |
18 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
19 | # MA 02110-1301, USA. | |
8ded5a0f AM |
20 | # |
21 | ||
22 | # This file is sourced from elf32.em and from ELF targets that use | |
23 | # generic.em. | |
24 | # | |
25 | cat >>e${EMULATION_NAME}.c <<EOF | |
26 | ||
27 | static void | |
28 | gld${EMULATION_NAME}_map_segments (bfd_boolean need_layout) | |
29 | { | |
f5ff60a6 AM |
30 | int tries = 10; |
31 | ||
00bb149b | 32 | do |
8ded5a0f | 33 | { |
00bb149b AM |
34 | if (need_layout) |
35 | { | |
36 | lang_reset_memory_regions (); | |
37 | ||
38 | /* Resize the sections. */ | |
39 | lang_size_sections (NULL, TRUE); | |
40 | ||
41 | /* Redo special stuff. */ | |
42 | ldemul_after_allocation (); | |
43 | ||
44 | /* Do the assignments again. */ | |
45 | lang_do_assignments (); | |
46 | ||
47 | need_layout = FALSE; | |
48 | } | |
49 | ||
50 | if (output_bfd->xvec->flavour == bfd_target_elf_flavour | |
51 | && !link_info.relocatable) | |
8ded5a0f AM |
52 | { |
53 | bfd_size_type phdr_size; | |
54 | ||
55 | phdr_size = elf_tdata (output_bfd)->program_header_size; | |
f5ff60a6 AM |
56 | /* If we don't have user supplied phdrs, throw away any |
57 | previous linker generated program headers. */ | |
58 | if (lang_phdr_list == NULL) | |
59 | elf_tdata (output_bfd)->segment_map = NULL; | |
8ded5a0f AM |
60 | if (!_bfd_elf_map_sections_to_segments (output_bfd, &link_info)) |
61 | einfo ("%F%P: map sections to segments failed: %E\n"); | |
62 | ||
63 | if (phdr_size != elf_tdata (output_bfd)->program_header_size) | |
59e0647f NS |
64 | { |
65 | if (tries > 6) | |
66 | /* The first few times we allow any change to | |
67 | phdr_size . */ | |
68 | need_layout = TRUE; | |
69 | else if (phdr_size < elf_tdata (output_bfd)->program_header_size) | |
70 | /* After that we only allow the size to grow. */ | |
71 | need_layout = TRUE; | |
72 | else | |
73 | elf_tdata (output_bfd)->program_header_size = phdr_size; | |
74 | } | |
8ded5a0f | 75 | } |
8ded5a0f | 76 | } |
00bb149b | 77 | while (need_layout && --tries); |
f5ff60a6 AM |
78 | |
79 | if (tries == 0) | |
80 | einfo (_("%P%F: looping in map_segments")); | |
8ded5a0f AM |
81 | } |
82 | EOF |