diff options
Diffstat (limited to 'ld/mpw-idtmips.c')
| -rw-r--r-- | ld/mpw-idtmips.c | 433 |
1 files changed, 0 insertions, 433 deletions
diff --git a/ld/mpw-idtmips.c b/ld/mpw-idtmips.c deleted file mode 100644 index a602397a84a..00000000000 --- a/ld/mpw-idtmips.c +++ /dev/null @@ -1,433 +0,0 @@ -/* This file is is generated by a shell script. DO NOT EDIT! */ - -/* Handle embedded relocs for MIPS. - Copyright 1994, 1997, 2000 Free Software Foundation, Inc. - Written by Ian Lance Taylor <ian@cygnus.com> based on generic.em. - -This file is part of GLD, the Gnu Linker. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#define TARGET_IS_mipsidt - -#include "libiberty.h" -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" - -#include "ld.h" -#include "ldmain.h" -#include "ldmisc.h" - -#include "ldexp.h" -#include "ldlang.h" -#include "ldfile.h" -#include "ldemul.h" - -static void gldmipsidt_before_parse PARAMS ((void)); -static void gldmipsidt_after_open PARAMS ((void)); -static void check_sections PARAMS ((bfd *, asection *, PTR)); -static void gldmipsidt_after_allocation PARAMS ((void)); -static char *gldmipsidt_get_script PARAMS ((int *isfile)); - -static void -gldmipsidt_before_parse() -{ -#ifndef TARGET_ /* I.e., if not generic. */ - ldfile_output_architecture = bfd_arch_mips; -#endif /* not TARGET_ */ -} - -/* This function is run after all the input files have been opened. - We create a .rel.sdata section for each input file with a non zero - .sdata section. The BFD backend will fill in these sections with - magic numbers which can be used to relocate the data section at run - time. This will only do the right thing if all the input files - have been compiled using -membedded-pic. */ - -static void -gldmipsidt_after_open () -{ - bfd *abfd; - - if (! command_line.embedded_relocs - || link_info.relocateable) - return; - - for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next) - { - asection *datasec; - - datasec = bfd_get_section_by_name (abfd, ".sdata"); - - /* Note that we assume that the reloc_count field has already - been set up. We could call bfd_get_reloc_upper_bound, but - that returns the size of a memory buffer rather than a reloc - count. We do not want to call bfd_canonicalize_reloc, - because although it would always work it would force us to - read in the relocs into BFD canonical form, which would waste - a significant amount of time and memory. */ - if (datasec != NULL && datasec->reloc_count > 0) - { - asection *relsec; - - relsec = bfd_make_section (abfd, ".rel.sdata"); - if (relsec == NULL - || ! bfd_set_section_flags (abfd, relsec, - (SEC_ALLOC - | SEC_LOAD - | SEC_HAS_CONTENTS - | SEC_IN_MEMORY)) - || ! bfd_set_section_alignment (abfd, relsec, 2) - || ! bfd_set_section_size (abfd, relsec, - datasec->reloc_count * 4)) - einfo (_("%F%B: can not create .rel.sdata section: %E\n")); - } - - /* Double check that all other data sections are empty, as is - required for embedded PIC code. */ - bfd_map_over_sections (abfd, check_sections, (PTR) datasec); - } -} - -/* Check that of the data sections, only the .sdata section has - relocs. This is called via bfd_map_over_sections. */ - -static void -check_sections (abfd, sec, sdatasec) - bfd *abfd; - asection *sec; - PTR sdatasec; -{ - if ((bfd_get_section_flags (abfd, sec) & SEC_CODE) == 0 - && sec != (asection *) sdatasec - && sec->reloc_count != 0) - einfo (_("%F%X: section %s has relocs; can not use --embedded-relocs\n"), - abfd, bfd_get_section_name (abfd, sec)); -} - -/* This function is called after the section sizes and offsets have - been set. If we are generating embedded relocs, it calls a special - BFD backend routine to do the work. */ - -static void -gldmipsidt_after_allocation () -{ - bfd *abfd; - - if (! command_line.embedded_relocs - || link_info.relocateable) - return; - - for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next) - { - asection *datasec, *relsec; - char *errmsg; - - datasec = bfd_get_section_by_name (abfd, ".sdata"); - - if (datasec == NULL || datasec->reloc_count == 0) - continue; - - relsec = bfd_get_section_by_name (abfd, ".rel.sdata"); - ASSERT (relsec != NULL); - - if (! bfd_mips_ecoff_create_embedded_relocs (abfd, &link_info, - datasec, relsec, - &errmsg)) - { - if (errmsg == NULL) - einfo (_("%B%X: can not create runtime reloc information: %E\n"), - abfd); - else - einfo (_("%X%B: can not create runtime reloc information: %s\n"), - abfd, errmsg); - } - } -} - -static char * -gldmipsidt_get_script(isfile) - int *isfile; -{ - *isfile = 0; - - if (link_info.relocateable == true && config.build_constructors == true) - return -concat( -"OUTPUT_FORMAT(\"ecoff-bigmips\", \"ecoff-bigmips\",\n\ - \"ecoff-littlemips\")\n\ - SEARCH_DIR(/usr/local/mips-idt-ecoff/lib);\n\ -ENTRY(start)\n\ -SECTIONS\n\ -{\n\ - .text : {\n\ - ;\n\ - *(.init)\n\ - ;\n\ - *(.text)\n\ - *(.rel.sdata)\n\ - *(.fini)\n\ - ;\n\ - ;\n\ - }\n\ - "," .rdata : {\n\ - *(.rdata)\n\ - }\n\ - .data : {\n\ - *(.data)\n\ - CONSTRUCTORS\n\ - }\n\ - .lit8 : {\n\ - *(.lit8)\n\ - }\n\ - .lit4 : {\n\ - *(.lit4)\n\ - }\n\ - "," .sdata : {\n\ - *(.sdata)\n\ - }\n\ - .sbss : {\n\ - *(.sbss)\n\ - *(.scommon)\n\ - }\n\ - .bss : {\n\ - *(.bss)\n\ - *(COMMON)\n\ - }\n\ -}\n\n", NULL) - ; else if (link_info.relocateable == true) return -"OUTPUT_FORMAT(\"ecoff-bigmips\", \"ecoff-bigmips\",\n\ - \"ecoff-littlemips\")\n\ - SEARCH_DIR(/usr/local/mips-idt-ecoff/lib);\n\ -ENTRY(start)\n\ -SECTIONS\n\ -{\n\ - .text : {\n\ - ;\n\ - *(.init)\n\ - ;\n\ - *(.text)\n\ - *(.rel.sdata)\n\ - *(.fini)\n\ - ;\n\ - ;\n\ - }\n\ - .rdata : {\n\ - *(.rdata)\n\ - }\n\ - .data : {\n\ - *(.data)\n\ - }\n\ - .lit8 : {\n\ - *(.lit8)\n\ - }\n\ - .lit4 : {\n\ - *(.lit4)\n\ - }\n\ - .sdata : {\n\ - *(.sdata)\n\ - }\n\ - .sbss : {\n\ - *(.sbss)\n\ - *(.scommon)\n\ - }\n\ - .bss : {\n\ - *(.bss)\n\ - *(COMMON)\n\ - }\n\ -}\n\n" - ; else if (!config.text_read_only) return -concat( -"OUTPUT_FORMAT(\"ecoff-bigmips\", \"ecoff-bigmips\",\n\ - \"ecoff-littlemips\")\n\ - SEARCH_DIR(/usr/local/mips-idt-ecoff/lib);\n\ -ENTRY(start)\n\ -SECTIONS\n\ -{\n\ - . = 0xa0012000;\n\ - .text : {\n\ - _ftext = . ;\n\ - *(.init)\n\ - eprol = .;\n\ - *(.text)\n\ - PROVIDE (__runtime_reloc_start = .);\n\ - *(.rel.sdata)\n\ - PROVIDE (__runtime_reloc_stop = .);\n\ - *(.fini)\n\ - etext = .;\n\ - _etext = .;\n\ -"," }\n\ - . = .;\n\ - .rdata : {\n\ - *(.rdata)\n\ - }\n\ - _fdata = ALIGN(16);\n\ - .data : {\n\ - *(.data)\n\ - CONSTRUCTORS\n\ - }\n\ - _gp = ALIGN(16) + 0x8000;\n\ - .lit8 : {\n\ - *(.lit8)\n\ - }\n\ - .lit4 : {\n\ - *(.lit4)\n\ - }\n\ - .sdata : {\n\ - *(.sdata)\n\ - }\n\ -"," edata = .;\n\ - _edata = .;\n\ - _fbss = .;\n\ - .sbss : {\n\ - *(.sbss)\n\ - *(.scommon)\n\ - }\n\ - .bss : {\n\ - *(.bss)\n\ - *(COMMON)\n\ - }\n\ - end = .;\n\ - _end = .;\n\ -}\n\n" -, NULL) - ; else if (!config.magic_demand_paged) return -concat ( -"OUTPUT_FORMAT(\"ecoff-bigmips\", \"ecoff-bigmips\",\n\ - \"ecoff-littlemips\")\n\ - SEARCH_DIR(/usr/local/mips-idt-ecoff/lib);\n\ -ENTRY(start)\n\ -SECTIONS\n\ -{\n\ - . = 0xa0012000;\n\ - .text : {\n\ - _ftext = . ;\n\ - *(.init)\n\ - eprol = .;\n\ - *(.text)\n\ - PROVIDE (__runtime_reloc_start = .);\n\ - *(.rel.sdata)\n\ - PROVIDE (__runtime_reloc_stop = .);\n\ - *(.fini)\n\ - etext = .;\n\ - _etext = .;\n\ - "," }\n\ - . = .;\n\ - .rdata : {\n\ - *(.rdata)\n\ - }\n\ - _fdata = ALIGN(16);\n\ - .data : {\n\ - *(.data)\n\ - CONSTRUCTORS\n\ - }\n\ - _gp = ALIGN(16) + 0x8000;\n\ - .lit8 : {\n\ - *(.lit8)\n\ - "," }\n\ - .lit4 : {\n\ - *(.lit4)\n\ - }\n\ - .sdata : {\n\ - *(.sdata)\n\ - }\n\ - edata = .;\n\ - _edata = .;\n\ - _fbss = .;\n\ - .sbss : {\n\ - *(.sbss)\n\ - *(.scommon)\n\ - "," }\n\ - .bss : {\n\ - *(.bss)\n\ - *(COMMON)\n\ - }\n\ - end = .;\n\ - _end = .;\n\ -}\n\n" -, NULL) - ; else return -concat ( -"OUTPUT_FORMAT(\"ecoff-bigmips\", \"ecoff-bigmips\",\n\ - \"ecoff-littlemips\")\n\ - SEARCH_DIR(/usr/local/mips-idt-ecoff/lib);\n\ -ENTRY(start)\n\ -SECTIONS\n\ -{\n\ - . = 0xa0012000;\n\ - .text : {\n\ - _ftext = . ;\n\ - *(.init)\n\ - eprol = .;\n\ - *(.text)\n\ - PROVIDE (__runtime_reloc_start = .);\n\ - *(.rel.sdata)\n\ - PROVIDE (__runtime_reloc_stop = .);\n\ - *(.fini)\n\ - etext = .;\n\ - _etext = .;\n\ - "," }\n\ - . = .;\n\ - .rdata : {\n\ - *(.rdata)\n\ - }\n\ - _fdata = ALIGN(16);\n\ - .data : {\n\ - *(.data)\n\ - CONSTRUCTORS\n\ - }\n\ - _gp = ALIGN(16) + 0x8000;\n\ - .lit8 : {\n\ - *(.lit8)\n\ - }\n\ - .lit4 : {\n\ - *(.lit4)\n\ - "," }\n\ - .sdata : {\n\ - *(.sdata)\n\ - }\n\ - edata = .;\n\ - _edata = .;\n\ - _fbss = .;\n\ - .sbss : {\n\ - *(.sbss)\n\ - *(.scommon)\n\ - }\n\ - .bss : {\n\ - *(.bss)\n\ - *(COMMON)\n\ - }\n\ - end = .;\n\ - _end = .;\n\ -}\n\n" -, NULL) -; } - -struct ld_emulation_xfer_struct ld_mipsidt_emulation = -{ - gldmipsidt_before_parse, - syslib_default, - hll_default, - after_parse_default, - gldmipsidt_after_open, - gldmipsidt_after_allocation, - set_output_arch_default, - ldemul_default_target, - before_allocation_default, - gldmipsidt_get_script, - "mipsidt", - "ecoff-bigmips" -}; |