projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 3c3bdf30 NC |
1 | # This shell script emits a C file. -*- C -*- |
| 2 | # Copyright 2001 Free Software Foundation, Inc. | |
| 3 | # | |
| 4 | # This file is part of GLD, the Gnu Linker. | |
| 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 | |
| 8 | # the Free Software Foundation; either version 2 of the License, or | |
| 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 | |
| 17 | # along with this program; if not, write to the Free Software | |
| 18 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 19 | # | |
| 20 | ||
| 21 | # This file is sourced from elf32.em and mmo.em, used to define | |
| 22 | # MMIX-specific things common to ELF and MMO. | |
| 23 | ||
| 24 | cat >>e${EMULATION_NAME}.c <<EOF | |
| 25 | #include "elf/mmix.h" | |
| 26 | ||
| 27 | static void mmix_set_reg_section_vma PARAMS ((void)); | |
| 28 | ||
| 29 | /* We need to set the VMA of the .MMIX.reg_contents section when it has | |
| 30 | been allocated. */ | |
| 31 | ||
| 32 | static void | |
| 33 | mmix_set_reg_section_vma () | |
| 34 | { | |
| 35 | asection *sec | |
| 36 | = bfd_get_section_by_name (output_bfd, MMIX_REG_CONTENTS_SECTION_NAME); | |
| 37 | bfd_vma regvma; | |
| 38 | ||
| 39 | /* If there's no register section, we don't need to do anything. */ | |
| 40 | if (sec == NULL) | |
| 41 | return; | |
| 42 | ||
| 43 | regvma = 256 * 8 - sec->_raw_size - 8; | |
| 44 | ||
| 45 | /* If we start on a local register, we have too many global registers. */ | |
| 46 | if (regvma < 32 * 8) | |
| 47 | einfo ("%X%P: Too many global registers: %u, max 223\n", | |
| 48 | (unsigned) sec->_raw_size / 8); | |
| 49 | ||
| 50 | /* Set vma to correspond to first such register number * 8. */ | |
| 51 | bfd_set_section_vma (output_bfd, sec, regvma); | |
| 52 | ||
| 53 | /* ??? Why isn't the section size (_cooked_size) set? Doesn't it get | |
| 54 | set regardless of presence of relocations? */ | |
| 55 | if (sec->_cooked_size == 0 | |
| 56 | && ! bfd_set_section_size (output_bfd, sec, sec->_raw_size)) | |
| 57 | { | |
| 58 | einfo ("%X%P: Can't set section %s size to %u\n", | |
| 59 | MMIX_REG_CONTENTS_SECTION_NAME, (unsigned) sec->_raw_size); | |
| 60 | return; | |
| 61 | } | |
| 62 | ||
| 63 | /* Simplify symbol output for the register section (without contents; | |
| 64 | created for register symbols) by setting the output offset to 0. */ | |
| 65 | sec = bfd_get_section_by_name (output_bfd, MMIX_REG_SECTION_NAME); | |
| 66 | if (sec == NULL) | |
| 67 | return; | |
| 68 | ||
| 69 | bfd_set_section_vma (abfd, sec, 0); | |
| 70 | ||
| 71 | } | |
| 72 | EOF | |
| 73 | ||
| 74 | LDEMUL_AFTER_ALLOCATION=mmix_set_reg_section_vma |