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230 lines
8.9 KiB
230 lines
8.9 KiB
/* Script for -z combreloc -z separate-code: combine and sort reloc sections with separate code segment */ |
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/* Copyright (C) 2014-2018 Free Software Foundation, Inc. |
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Copying and distribution of this script, with or without modification, |
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are permitted in any medium without royalty provided the copyright |
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notice and this notice are preserved. */ |
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OUTPUT_FORMAT("elf32-i386", "elf32-i386", |
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"elf32-i386") |
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OUTPUT_ARCH(i386) |
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ENTRY(_start) |
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SEARCH_DIR("=/usr/local/lib/i386-linux-gnu"); SEARCH_DIR("=/lib/i386-linux-gnu"); SEARCH_DIR("=/usr/lib/i386-linux-gnu"); SEARCH_DIR("=/usr/lib/x86_64-linux-gnu32"); SEARCH_DIR("=/usr/local/lib32"); SEARCH_DIR("=/lib32"); SEARCH_DIR("=/usr/lib32"); SEARCH_DIR("=/usr/lib/x86_64-linux-gnu"); SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib"); SEARCH_DIR("=/usr/i386-linux-gnu/lib32"); SEARCH_DIR("=/usr/x86_64-linux-gnu/lib32"); SEARCH_DIR("=/usr/i386-linux-gnu/lib"); |
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SECTIONS |
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{ |
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INCLUDE "sections.ld" |
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/* Note: Start address of regular sections was adjusted for |
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there to be enough contiguous virtual address space for eg. Valgrind. */ |
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/* Read-only sections, merged into text segment: */ |
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{ |
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*(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) |
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*(.rel.fini) |
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*(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) |
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*(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) |
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*(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) |
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*(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) |
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*(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) |
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*(.rel.ctors) |
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*(.rel.dtors) |
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/* Adjust the address for the data segment. We want to adjust up to |
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the same address within the page on the next page up. */ |
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/* Exception handling */ |
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} |
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } |
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.preinit_array : |
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{ |
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PROVIDE_HIDDEN (__preinit_array_start = .); |
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KEEP (*(.preinit_array)) |
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PROVIDE_HIDDEN (__preinit_array_end = .); |
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} |
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.init_array : |
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{ |
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PROVIDE_HIDDEN (__init_array_start = .); |
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KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) |
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KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) |
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PROVIDE_HIDDEN (__init_array_end = .); |
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} |
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.fini_array : |
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{ |
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PROVIDE_HIDDEN (__fini_array_start = .); |
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KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) |
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KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) |
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PROVIDE_HIDDEN (__fini_array_end = .); |
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} |
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.ctors : |
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{ |
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/* gcc uses crtbegin.o to find the start of |
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the constructors, so we make sure it is |
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first. Because this is a wildcard, it |
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doesn't matter if the user does not |
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actually link against crtbegin.o; the |
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linker won't look for a file to match a |
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wildcard. The wildcard also means that it |
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doesn't matter which directory crtbegin.o |
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is in. */ |
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KEEP (*crtbegin.o(.ctors)) |
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KEEP (*crtbegin?.o(.ctors)) |
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/* We don't want to include the .ctor section from |
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the crtend.o file until after the sorted ctors. |
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The .ctor section from the crtend file contains the |
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end of ctors marker and it must be last */ |
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) |
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KEEP (*(SORT(.ctors.*))) |
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KEEP (*(.ctors)) |
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} |
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.dtors : |
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{ |
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KEEP (*crtbegin.o(.dtors)) |
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KEEP (*crtbegin?.o(.dtors)) |
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) |
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KEEP (*(SORT(.dtors.*))) |
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KEEP (*(.dtors)) |
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} |
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.jcr : { KEEP (*(.jcr)) } |
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.dynamic : { *(.dynamic) } |
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.got : { *(.got) *(.igot) } |
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. = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 12 ? 12 : 0, .); |
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.got.plt : { *(.got.plt) *(.igot.plt) } |
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.data : |
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{ |
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*(.data .data.* .gnu.linkonce.d.*) |
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SORT(CONSTRUCTORS) |
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} |
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.data1 : { *(.data1) } |
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_edata = .; PROVIDE (edata = .); |
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. = .; |
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__bss_start = .; |
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.bss : |
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{ |
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*(.dynbss) |
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*(.bss .bss.* .gnu.linkonce.b.*) |
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*(COMMON) |
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/* Align here to ensure that the .bss section occupies space up to |
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_end. Align after .bss to ensure correct alignment even if the |
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.bss section disappears because there are no input sections. |
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FIXME: Why do we need it? When there is no .bss section, we don't |
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pad the .data section. */ |
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} |
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. = ALIGN(32 / 8); |
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. = SEGMENT_START("ldata-segment", .); |
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. = ALIGN(32 / 8); |
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_end = .; PROVIDE (end = .); |
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/* Stabs debugging sections. */ |
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.stab 0 : { *(.stab) } |
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.stabstr 0 : { *(.stabstr) } |
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.stab.excl 0 : { *(.stab.excl) } |
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.stab.exclstr 0 : { *(.stab.exclstr) } |
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.stab.index 0 : { *(.stab.index) } |
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.stab.indexstr 0 : { *(.stab.indexstr) } |
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.comment 0 : { *(.comment) } |
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/* DWARF debug sections. |
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Symbols in the DWARF debugging sections are relative to the beginning |
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of the section so we begin them at 0. */ |
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/* DWARF 1 */ |
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.debug 0 : { *(.debug) } |
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.line 0 : { *(.line) } |
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/* GNU DWARF 1 extensions */ |
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.debug_srcinfo 0 : { *(.debug_srcinfo) } |
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.debug_sfnames 0 : { *(.debug_sfnames) } |
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/* DWARF 1.1 and DWARF 2 */ |
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.debug_aranges 0 : { *(.debug_aranges) } |
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.debug_pubnames 0 : { *(.debug_pubnames) } |
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/* DWARF 2 */ |
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.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
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.debug_abbrev 0 : { *(.debug_abbrev) } |
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.debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } |
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.debug_frame 0 : { *(.debug_frame) } |
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.debug_str 0 : { *(.debug_str) } |
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.debug_loc 0 : { *(.debug_loc) } |
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.debug_macinfo 0 : { *(.debug_macinfo) } |
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/* SGI/MIPS DWARF 2 extensions */ |
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.debug_weaknames 0 : { *(.debug_weaknames) } |
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.debug_funcnames 0 : { *(.debug_funcnames) } |
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.debug_typenames 0 : { *(.debug_typenames) } |
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.debug_varnames 0 : { *(.debug_varnames) } |
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/* DWARF 3 */ |
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.debug_pubtypes 0 : { *(.debug_pubtypes) } |
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.debug_ranges 0 : { *(.debug_ranges) } |
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/* DWARF Extension. */ |
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.debug_macro 0 : { *(.debug_macro) } |
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.debug_addr 0 : { *(.debug_addr) } |
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.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } |
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/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) } |
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}
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