1 /* Default linker script, for normal executables */ 2 OUTPUT_FORMAT("elf32-i386", "elf32-i386", 3 "elf32-i386") 4 OUTPUT_ARCH(i386) 5 ENTRY(_start) 6 SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib"); 7 SECTIONS 8 { 9 /* Read-only sections, merged into text segment: */ 10 PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x08048000)); . = SEGMENT_START("text-segment", 0x08048000) + SIZEOF_HEADERS; 11 .interp : { *(.interp) } 12 .note.gnu.build-id : { *(.note.gnu.build-id) } 13 .hash : { *(.hash) } 14 .gnu.hash : { *(.gnu.hash) } 15 .dynsym : { *(.dynsym) } 16 .dynstr : { *(.dynstr) } 17 .gnu.version : { *(.gnu.version) } 18 .gnu.version_d : { *(.gnu.version_d) } 19 .gnu.version_r : { *(.gnu.version_r) } 20 .rel.init : { *(.rel.init) } 21 .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) } 22 .rel.fini : { *(.rel.fini) } 23 .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) } 24 .rel.data.rel.ro : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) } 25 .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) } 26 .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) } 27 .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) } 28 .rel.ctors : { *(.rel.ctors) } 29 .rel.dtors : { *(.rel.dtors) } 30 .rel.got : { *(.rel.got) } 31 .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) } 32 .rel.ifunc : { *(.rel.ifunc) } 33 .rel.plt : 34 { 35 *(.rel.plt) 36 PROVIDE_HIDDEN (__rel_iplt_start = .); 37 *(.rel.iplt) 38 PROVIDE_HIDDEN (__rel_iplt_end = .); 39 } 40 .init : 41 { 42 KEEP (*(.init)) 43 } =0x90909090 44 .plt : { *(.plt) *(.iplt) } 45 .text : 46 { 47 *(.text.unlikely .text.*_unlikely) 48 *(.text .stub .text.* .gnu.linkonce.t.*) 49 /* .gnu.warning sections are handled specially by elf32.em. */ 50 *(.gnu.warning) 51 } =0x90909090 52 .fini : 53 { 54 KEEP (*(.fini)) 55 } =0x90909090 56 PROVIDE (__etext = .); 57 PROVIDE (_etext = .); 58 PROVIDE (etext = .); 59 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 60 .rodata1 : { *(.rodata1) } 61 .eh_frame_hdr : { *(.eh_frame_hdr) } 62 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 63 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } 64 /* Adjust the address for the data segment. We want to adjust up to 65 the same address within the page on the next page up. */ 66 . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 67 /* Exception handling */ 68 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 69 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 70 /* Thread Local Storage sections */ 71 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 72 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 73 .preinit_array : 74 { 75 PROVIDE_HIDDEN (__preinit_array_start = .); 76 KEEP (*(.preinit_array)) 77 PROVIDE_HIDDEN (__preinit_array_end = .); 78 } 79 .init_array : 80 { 81 PROVIDE_HIDDEN (__init_array_start = .); 82 KEEP (*(SORT(.init_array.*))) 83 KEEP (*(.init_array)) 84 PROVIDE_HIDDEN (__init_array_end = .); 85 } 86 .fini_array : 87 { 88 PROVIDE_HIDDEN (__fini_array_start = .); 89 KEEP (*(.fini_array)) 90 KEEP (*(SORT(.fini_array.*))) 91 PROVIDE_HIDDEN (__fini_array_end = .); 92 } 93 .ctors : 94 { 95 /* gcc uses crtbegin.o to find the start of 96 the constructors, so we make sure it is 97 first. Because this is a wildcard, it 98 doesn't matter if the user does not 99 actually link against crtbegin.o; the 100 linker won't look for a file to match a 101 wildcard. The wildcard also means that it 102 doesn't matter which directory crtbegin.o 103 is in. */ 104 KEEP (*crtbegin.o(.ctors)) 105 KEEP (*crtbegin?.o(.ctors)) 106 /* We don't want to include the .ctor section from 107 the crtend.o file until after the sorted ctors. 108 The .ctor section from the crtend file contains the 109 end of ctors marker and it must be last */ 110 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) 111 KEEP (*(SORT(.ctors.*))) 112 KEEP (*(.ctors)) 113 } 114 .dtors : 115 { 116 KEEP (*crtbegin.o(.dtors)) 117 KEEP (*crtbegin?.o(.dtors)) 118 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) 119 KEEP (*(SORT(.dtors.*))) 120 KEEP (*(.dtors)) 121 } 122 .jcr : { KEEP (*(.jcr)) } 123 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) } 124 .dynamic : { *(.dynamic) } 125 .got : { *(.got) *(.igot) } 126 . = DATA_SEGMENT_RELRO_END (12, .); 127 .got.plt : { *(.got.plt) *(.igot.plt) } 128 .data : 129 { 130 *(.data .data.* .gnu.linkonce.d.*) 131 SORT(CONSTRUCTORS) 132 } 133 .data1 : { *(.data1) } 134 _edata = .; PROVIDE (edata = .); 135 __bss_start = .; 136 .bss : 137 { 138 *(.dynbss) 139 *(.bss .bss.* .gnu.linkonce.b.*) 140 *(COMMON) 141 /* Align here to ensure that the .bss section occupies space up to 142 _end. Align after .bss to ensure correct alignment even if the 143 .bss section disappears because there are no input sections. 144 FIXME: Why do we need it? When there is no .bss section, we don't 145 pad the .data section. */ 146 . = ALIGN(. != 0 ? 32 / 8 : 1); 147 } 148 . = ALIGN(32 / 8); 149 . = ALIGN(32 / 8); 150 _end = .; PROVIDE (end = .); 151 . = DATA_SEGMENT_END (.); 152 /* Stabs debugging sections. */ 153 .stab 0 : { *(.stab) } 154 .stabstr 0 : { *(.stabstr) } 155 .stab.excl 0 : { *(.stab.excl) } 156 .stab.exclstr 0 : { *(.stab.exclstr) } 157 .stab.index 0 : { *(.stab.index) } 158 .stab.indexstr 0 : { *(.stab.indexstr) } 159 .comment 0 : { *(.comment) } 160 /* DWARF debug sections. 161 Symbols in the DWARF debugging sections are relative to the beginning 162 of the section so we begin them at 0. */ 163 /* DWARF 1 */ 164 .debug 0 : { *(.debug) } 165 .line 0 : { *(.line) } 166 /* GNU DWARF 1 extensions */ 167 .debug_srcinfo 0 : { *(.debug_srcinfo) } 168 .debug_sfnames 0 : { *(.debug_sfnames) } 169 /* DWARF 1.1 and DWARF 2 */ 170 .debug_aranges 0 : { *(.debug_aranges) } 171 .debug_pubnames 0 : { *(.debug_pubnames) } 172 /* DWARF 2 */ 173 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 174 .debug_abbrev 0 : { *(.debug_abbrev) } 175 .debug_line 0 : { *(.debug_line) } 176 .debug_frame 0 : { *(.debug_frame) } 177 .debug_str 0 : { *(.debug_str) } 178 .debug_loc 0 : { *(.debug_loc) } 179 .debug_macinfo 0 : { *(.debug_macinfo) } 180 /* SGI/MIPS DWARF 2 extensions */ 181 .debug_weaknames 0 : { *(.debug_weaknames) } 182 .debug_funcnames 0 : { *(.debug_funcnames) } 183 .debug_typenames 0 : { *(.debug_typenames) } 184 .debug_varnames 0 : { *(.debug_varnames) } 185 /* DWARF 3 */ 186 .debug_pubtypes 0 : { *(.debug_pubtypes) } 187 .debug_ranges 0 : { *(.debug_ranges) } 188 .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 189 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) } 190 } 191
