1 /* Script for -pie -z combreloc: position independent executable, combine & sort relocs */ 2 OUTPUT_FORMAT("elf32-i386", "elf32-i386", 3 "elf32-i386") 4 OUTPUT_ARCH(i386) 5 ENTRY(_start) 6 SECTIONS 7 { 8 /* Read-only sections, merged into text segment: */ 9 PROVIDE (__executable_start = 0); . = 0 + SIZEOF_HEADERS; 10 .interp : { *(.interp) } 11 .note.gnu.build-id : { *(.note.gnu.build-id) } 12 .hash : { *(.hash) } 13 .gnu.hash : { *(.gnu.hash) } 14 .dynsym : { *(.dynsym) } 15 .dynstr : { *(.dynstr) } 16 .gnu.version : { *(.gnu.version) } 17 .gnu.version_d : { *(.gnu.version_d) } 18 .gnu.version_r : { *(.gnu.version_r) } 19 .rel.dyn : 20 { 21 *(.rel.init) 22 *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) 23 *(.rel.fini) 24 *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) 25 *(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) 26 *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) 27 *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) 28 *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) 29 *(.rel.ctors) 30 *(.rel.dtors) 31 *(.rel.got) 32 *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) 33 *(.rel.ifunc) 34 } 35 .rel.plt : 36 { 37 *(.rel.plt) 38 PROVIDE_HIDDEN (__rel_iplt_start = .); 39 *(.rel.iplt) 40 PROVIDE_HIDDEN (__rel_iplt_end = .); 41 } 42 .init : 43 { 44 KEEP (*(.init)) 45 } 46 .plt : { *(.plt) *(.iplt) } 47 .text : 48 { 49 *(.text.unlikely .text.*_unlikely) 50 *(.text.exit .text.exit.*) 51 *(.text.startup .text.startup.*) 52 *(.text.hot .text.hot.*) 53 *(.text .stub .text.* .gnu.linkonce.t.*) 54 /* .gnu.warning sections are handled specially by elf32.em. */ 55 *(.gnu.warning) 56 } 57 .fini : 58 { 59 KEEP (*(.fini)) 60 } 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 69 .gcc_except_table.*) } 70 /* These sections are generated by the Sun/Oracle C++ compiler. */ 71 .exception_ranges : ONLY_IF_RO { *(.exception_ranges 72 .exception_ranges*) } 73 /* Adjust the address for the data segment. We want to align at exactly 74 a page boundary to make life easier for apriori. */ 75 . = ALIGN (CONSTANT (MAXPAGESIZE)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 76 /* Exception handling */ 77 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 78 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 79 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } 80 /* Thread Local Storage sections */ 81 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 82 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 83 /* Ensure the __preinit_array_start label is properly aligned. We 84 could instead move the label definition inside the section, but 85 the linker would then create the section even if it turns out to 86 be empty, which isn't pretty. */ 87 . = ALIGN(32 / 8); 88 PROVIDE_HIDDEN (__preinit_array_start = .); 89 .preinit_array : 90 { 91 KEEP (*(.preinit_array)) 92 } 93 PROVIDE_HIDDEN (__preinit_array_end = .); 94 PROVIDE_HIDDEN (__init_array_start = .); 95 .init_array : 96 { 97 KEEP (*crtbegin*.o(.init_array)) 98 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 99 KEEP (*(.init_array)) 100 KEEP (*(EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) 101 } 102 PROVIDE_HIDDEN (__init_array_end = .); 103 PROVIDE_HIDDEN (__fini_array_start = .); 104 .fini_array : 105 { 106 KEEP (*crtbegin*.o(.fini_array)) 107 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) 108 KEEP (*(.fini_array)) 109 KEEP (*(EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) 110 } 111 PROVIDE_HIDDEN (__fini_array_end = .); 112 .ctors : 113 { 114 /* gcc uses crtbegin.o to find the start of 115 the constructors, so we make sure it is 116 first. Because this is a wildcard, it 117 doesn't matter if the user does not 118 actually link against crtbegin.o; the 119 linker won't look for a file to match a 120 wildcard. The wildcard also means that it 121 doesn't matter which directory crtbegin.o 122 is in. */ 123 KEEP (*crtbegin.o(.ctors)) 124 KEEP (*crtbegin*.o(.ctors)) 125 /* We don't want to include the .ctor section from 126 the crtend.o file until after the sorted ctors. 127 The .ctor section from the crtend file contains the 128 end of ctors marker and it must be last */ 129 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors)) 130 KEEP (*(SORT(.ctors.*))) 131 KEEP (*(.ctors)) 132 } 133 .dtors : 134 { 135 KEEP (*crtbegin.o(.dtors)) 136 KEEP (*crtbegin*.o(.dtors)) 137 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors)) 138 KEEP (*(SORT(.dtors.*))) 139 KEEP (*(.dtors)) 140 } 141 .jcr : { KEEP (*(.jcr)) } 142 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 143 .dynamic : { *(.dynamic) } 144 .got : { *(.got) *(.igot) } 145 . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 12 ? 12 : 0, .); 146 .got.plt : { *(.got.plt) *(.igot.plt) } 147 .data : 148 { 149 *(.data .data.* .gnu.linkonce.d.*) 150 SORT(CONSTRUCTORS) 151 } 152 .data1 : { *(.data1) } 153 _edata = .; PROVIDE (edata = .); 154 . = .; 155 __bss_start = .; 156 .bss : 157 { 158 *(.dynbss) 159 *(.bss .bss.* .gnu.linkonce.b.*) 160 *(COMMON) 161 /* Align here to ensure that the .bss section occupies space up to 162 _end. Align after .bss to ensure correct alignment even if the 163 .bss section disappears because there are no input sections. */ 164 . = ALIGN(32 / 8); 165 } 166 . = ALIGN(32 / 8); 167 . = ALIGN(32 / 8); 168 _end = .; 169 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; 170 PROVIDE (end = .); 171 . = DATA_SEGMENT_END (.); 172 /* Stabs debugging sections. */ 173 .stab 0 : { *(.stab) } 174 .stabstr 0 : { *(.stabstr) } 175 .stab.excl 0 : { *(.stab.excl) } 176 .stab.exclstr 0 : { *(.stab.exclstr) } 177 .stab.index 0 : { *(.stab.index) } 178 .stab.indexstr 0 : { *(.stab.indexstr) } 179 .comment 0 : { *(.comment) } 180 /* DWARF debug sections. 181 Symbols in the DWARF debugging sections are relative to the beginning 182 of the section so we begin them at 0. */ 183 /* DWARF 1 */ 184 .debug 0 : { *(.debug) } 185 .line 0 : { *(.line) } 186 /* GNU DWARF 1 extensions */ 187 .debug_srcinfo 0 : { *(.debug_srcinfo) } 188 .debug_sfnames 0 : { *(.debug_sfnames) } 189 /* DWARF 1.1 and DWARF 2 */ 190 .debug_aranges 0 : { *(.debug_aranges) } 191 .debug_pubnames 0 : { *(.debug_pubnames) } 192 /* DWARF 2 */ 193 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 194 .debug_abbrev 0 : { *(.debug_abbrev) } 195 .debug_line 0 : { *(.debug_line) } 196 .debug_frame 0 : { *(.debug_frame) } 197 .debug_str 0 : { *(.debug_str) } 198 .debug_loc 0 : { *(.debug_loc) } 199 .debug_macinfo 0 : { *(.debug_macinfo) } 200 /* SGI/MIPS DWARF 2 extensions */ 201 .debug_weaknames 0 : { *(.debug_weaknames) } 202 .debug_funcnames 0 : { *(.debug_funcnames) } 203 .debug_typenames 0 : { *(.debug_typenames) } 204 .debug_varnames 0 : { *(.debug_varnames) } 205 /* DWARF 3 */ 206 .debug_pubtypes 0 : { *(.debug_pubtypes) } 207 .debug_ranges 0 : { *(.debug_ranges) } 208 /* DWARF Extension. */ 209 .debug_macro 0 : { *(.debug_macro) } 210 .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 211 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) } 212 } 213
