1 /* Script for -n: mix text and data on same page */ 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 = 0x08048000); . = 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 .rela.init : { *(.rela.init) } 22 .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) } 23 .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) } 24 .rel.fini : { *(.rel.fini) } 25 .rela.fini : { *(.rela.fini) } 26 .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) } 27 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) } 28 .rel.data.rel.ro : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) } 29 .rela.data.rel.ro : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) } 30 .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) } 31 .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) } 32 .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) } 33 .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) } 34 .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) } 35 .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) } 36 .rel.ctors : { *(.rel.ctors) } 37 .rela.ctors : { *(.rela.ctors) } 38 .rel.dtors : { *(.rel.dtors) } 39 .rela.dtors : { *(.rela.dtors) } 40 .rel.got : { *(.rel.got) } 41 .rela.got : { *(.rela.got) } 42 .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) } 43 .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) } 44 .rel.plt : { *(.rel.plt) } 45 .rela.plt : { *(.rela.plt) } 46 .init : 47 { 48 KEEP (*(.init)) 49 } =0x90909090 50 .plt : { *(.plt) } 51 .text : 52 { 53 *(.text .stub .text.* .gnu.linkonce.t.*) 54 /* .gnu.warning sections are handled specially by elf32.em. */ 55 *(.gnu.warning) 56 } =0x90909090 57 .fini : 58 { 59 KEEP (*(.fini)) 60 } =0x90909090 61 PROVIDE (__etext = .); 62 PROVIDE (_etext = .); 63 PROVIDE (etext = .); 64 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 65 .rodata1 : { *(.rodata1) } 66 .eh_frame_hdr : { *(.eh_frame_hdr) } 67 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 68 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } 69 /* Adjust the address for the data segment. We want to adjust up to 70 the same address within the page on the next page up. */ 71 . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 72 /* Exception handling */ 73 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 74 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 75 /* Thread Local Storage sections */ 76 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 77 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 78 .preinit_array : 79 { 80 PROVIDE_HIDDEN (__preinit_array_start = .); 81 KEEP (*(.preinit_array)) 82 PROVIDE_HIDDEN (__preinit_array_end = .); 83 } 84 .init_array : 85 { 86 PROVIDE_HIDDEN (__init_array_start = .); 87 KEEP (*(SORT(.init_array.*))) 88 KEEP (*(.init_array)) 89 PROVIDE_HIDDEN (__init_array_end = .); 90 } 91 .fini_array : 92 { 93 PROVIDE_HIDDEN (__fini_array_start = .); 94 KEEP (*(.fini_array)) 95 KEEP (*(SORT(.fini_array.*))) 96 PROVIDE_HIDDEN (__fini_array_end = .); 97 } 98 .ctors : 99 { 100 /* gcc uses crtbegin.o to find the start of 101 the constructors, so we make sure it is 102 first. Because this is a wildcard, it 103 doesn't matter if the user does not 104 actually link against crtbegin.o; the 105 linker won't look for a file to match a 106 wildcard. The wildcard also means that it 107 doesn't matter which directory crtbegin.o 108 is in. */ 109 KEEP (*crtbegin.o(.ctors)) 110 KEEP (*crtbegin?.o(.ctors)) 111 /* We don't want to include the .ctor section from 112 the crtend.o file until after the sorted ctors. 113 The .ctor section from the crtend file contains the 114 end of ctors marker and it must be last */ 115 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) 116 KEEP (*(SORT(.ctors.*))) 117 KEEP (*(.ctors)) 118 } 119 .dtors : 120 { 121 KEEP (*crtbegin.o(.dtors)) 122 KEEP (*crtbegin?.o(.dtors)) 123 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) 124 KEEP (*(SORT(.dtors.*))) 125 KEEP (*(.dtors)) 126 } 127 .jcr : { KEEP (*(.jcr)) } 128 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) } 129 .dynamic : { *(.dynamic) } 130 .got : { *(.got) } 131 . = DATA_SEGMENT_RELRO_END (12, .); 132 .got.plt : { *(.got.plt) } 133 .data : 134 { 135 *(.data .data.* .gnu.linkonce.d.*) 136 SORT(CONSTRUCTORS) 137 } 138 .data1 : { *(.data1) } 139 _edata = .; PROVIDE (edata = .); 140 __bss_start = .; 141 .bss : 142 { 143 *(.dynbss) 144 *(.bss .bss.* .gnu.linkonce.b.*) 145 *(COMMON) 146 /* Align here to ensure that the .bss section occupies space up to 147 _end. Align after .bss to ensure correct alignment even if the 148 .bss section disappears because there are no input sections. 149 FIXME: Why do we need it? When there is no .bss section, we don't 150 pad the .data section. */ 151 . = ALIGN(. != 0 ? 32 / 8 : 1); 152 } 153 . = ALIGN(32 / 8); 154 . = ALIGN(32 / 8); 155 _end = .; PROVIDE (end = .); 156 . = DATA_SEGMENT_END (.); 157 /* Stabs debugging sections. */ 158 .stab 0 : { *(.stab) } 159 .stabstr 0 : { *(.stabstr) } 160 .stab.excl 0 : { *(.stab.excl) } 161 .stab.exclstr 0 : { *(.stab.exclstr) } 162 .stab.index 0 : { *(.stab.index) } 163 .stab.indexstr 0 : { *(.stab.indexstr) } 164 .comment 0 : { *(.comment) } 165 /* DWARF debug sections. 166 Symbols in the DWARF debugging sections are relative to the beginning 167 of the section so we begin them at 0. */ 168 /* DWARF 1 */ 169 .debug 0 : { *(.debug) } 170 .line 0 : { *(.line) } 171 /* GNU DWARF 1 extensions */ 172 .debug_srcinfo 0 : { *(.debug_srcinfo) } 173 .debug_sfnames 0 : { *(.debug_sfnames) } 174 /* DWARF 1.1 and DWARF 2 */ 175 .debug_aranges 0 : { *(.debug_aranges) } 176 .debug_pubnames 0 : { *(.debug_pubnames) } 177 /* DWARF 2 */ 178 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 179 .debug_abbrev 0 : { *(.debug_abbrev) } 180 .debug_line 0 : { *(.debug_line) } 181 .debug_frame 0 : { *(.debug_frame) } 182 .debug_str 0 : { *(.debug_str) } 183 .debug_loc 0 : { *(.debug_loc) } 184 .debug_macinfo 0 : { *(.debug_macinfo) } 185 /* SGI/MIPS DWARF 2 extensions */ 186 .debug_weaknames 0 : { *(.debug_weaknames) } 187 .debug_funcnames 0 : { *(.debug_funcnames) } 188 .debug_typenames 0 : { *(.debug_typenames) } 189 .debug_varnames 0 : { *(.debug_varnames) } 190 /* DWARF 3 */ 191 .debug_pubtypes 0 : { *(.debug_pubtypes) } 192 .debug_ranges 0 : { *(.debug_ranges) } 193 .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 194 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) } 195 } 196
