1 /* Script for -pie -z combreloc -z now -z relro: position independent executable, combine & sort relocs */ 2 OUTPUT_FORMAT("elf32-ntradlittlemips", "elf32-ntradbigmips", 3 "elf32-ntradlittlemips") 4 OUTPUT_ARCH(mips) 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 .reginfo : { *(.reginfo) } 12 .note.gnu.build-id : { *(.note.gnu.build-id) } 13 .dynamic : { *(.dynamic) } 14 .hash : { *(.hash) } 15 .gnu.hash : { *(.gnu.hash) } 16 .dynsym : { *(.dynsym) } 17 .dynstr : { *(.dynstr) } 18 .gnu.version : { *(.gnu.version) } 19 .gnu.version_d : { *(.gnu.version_d) } 20 .gnu.version_r : { *(.gnu.version_r) } 21 .rel.dyn : 22 { 23 *(.rel.init) 24 *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) 25 *(.rel.fini) 26 *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) 27 *(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) 28 *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) 29 *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) 30 *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) 31 *(.rel.ctors) 32 *(.rel.dtors) 33 *(.rel.got) 34 *(.rel.dyn) 35 *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) 36 *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) 37 *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) 38 *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) 39 *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) 40 PROVIDE_HIDDEN (__rel_iplt_start = .); 41 *(.rel.iplt) 42 PROVIDE_HIDDEN (__rel_iplt_end = .); 43 PROVIDE_HIDDEN (__rela_iplt_start = .); 44 PROVIDE_HIDDEN (__rela_iplt_end = .); 45 } 46 .rela.dyn : 47 { 48 *(.rela.init) 49 *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) 50 *(.rela.fini) 51 *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) 52 *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) 53 *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) 54 *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) 55 *(.rela.ctors) 56 *(.rela.dtors) 57 *(.rela.got) 58 *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) 59 *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) 60 *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) 61 *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) 62 *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) 63 PROVIDE_HIDDEN (__rel_iplt_start = .); 64 PROVIDE_HIDDEN (__rel_iplt_end = .); 65 PROVIDE_HIDDEN (__rela_iplt_start = .); 66 *(.rela.iplt) 67 PROVIDE_HIDDEN (__rela_iplt_end = .); 68 } 69 .rel.plt : 70 { 71 *(.rel.plt) 72 } 73 .rela.plt : 74 { 75 *(.rela.plt) 76 } 77 .init : 78 { 79 KEEP (*(.init)) 80 } 81 .plt : { *(.plt) } 82 .iplt : { *(.iplt) } 83 .text : 84 { 85 _ftext = . ; 86 *(.text.unlikely .text.*_unlikely) 87 *(.text.exit .text.exit.*) 88 *(.text.startup .text.startup.*) 89 *(.text.hot .text.hot.*) 90 *(.text .stub .text.* .gnu.linkonce.t.*) 91 /* .gnu.warning sections are handled specially by elf32.em. */ 92 *(.gnu.warning) 93 *(.mips16.fn.*) *(.mips16.call.*) 94 } 95 .fini : 96 { 97 KEEP (*(.fini)) 98 } 99 PROVIDE (__etext = .); 100 PROVIDE (_etext = .); 101 PROVIDE (etext = .); 102 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 103 .rodata1 : { *(.rodata1) } 104 .sdata2 : 105 { 106 *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) 107 } 108 .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) } 109 .eh_frame_hdr : { *(.eh_frame_hdr) } 110 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 111 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table 112 .gcc_except_table.*) } 113 /* These sections are generated by the Sun/Oracle C++ compiler. */ 114 .exception_ranges : ONLY_IF_RO { *(.exception_ranges 115 .exception_ranges*) } 116 /* Adjust the address for the data segment. We want to align at exactly 117 a page boundary to make life easier for apriori. */ 118 . = ALIGN (CONSTANT (MAXPAGESIZE)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 119 /* Exception handling */ 120 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 121 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 122 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } 123 /* Thread Local Storage sections */ 124 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 125 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 126 /* Ensure the __preinit_array_start label is properly aligned. We 127 could instead move the label definition inside the section, but 128 the linker would then create the section even if it turns out to 129 be empty, which isn't pretty. */ 130 . = ALIGN(32 / 8); 131 PROVIDE_HIDDEN (__preinit_array_start = .); 132 .preinit_array : 133 { 134 KEEP (*(.preinit_array)) 135 } 136 PROVIDE_HIDDEN (__preinit_array_end = .); 137 PROVIDE_HIDDEN (__init_array_start = .); 138 .init_array : 139 { 140 KEEP (*crtbegin*.o(.init_array)) 141 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 142 KEEP (*(.init_array)) 143 KEEP (*(EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) 144 } 145 PROVIDE_HIDDEN (__init_array_end = .); 146 PROVIDE_HIDDEN (__fini_array_start = .); 147 .fini_array : 148 { 149 KEEP (*crtbegin*.o(.fini_array)) 150 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) 151 KEEP (*(.fini_array)) 152 KEEP (*(EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) 153 } 154 PROVIDE_HIDDEN (__fini_array_end = .); 155 .ctors : 156 { 157 /* gcc uses crtbegin.o to find the start of 158 the constructors, so we make sure it is 159 first. Because this is a wildcard, it 160 doesn't matter if the user does not 161 actually link against crtbegin.o; the 162 linker won't look for a file to match a 163 wildcard. The wildcard also means that it 164 doesn't matter which directory crtbegin.o 165 is in. */ 166 KEEP (*crtbegin.o(.ctors)) 167 KEEP (*crtbegin*.o(.ctors)) 168 /* We don't want to include the .ctor section from 169 the crtend.o file until after the sorted ctors. 170 The .ctor section from the crtend file contains the 171 end of ctors marker and it must be last */ 172 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors)) 173 KEEP (*(SORT(.ctors.*))) 174 KEEP (*(.ctors)) 175 } 176 .dtors : 177 { 178 KEEP (*crtbegin.o(.dtors)) 179 KEEP (*crtbegin*.o(.dtors)) 180 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors)) 181 KEEP (*(SORT(.dtors.*))) 182 KEEP (*(.dtors)) 183 } 184 .jcr : { KEEP (*(.jcr)) } 185 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 186 .got.plt : { *(.got.plt) } 187 . = DATA_SEGMENT_RELRO_END (0, .); 188 .data : 189 { 190 _fdata = . ; 191 *(.data .data.* .gnu.linkonce.d.*) 192 SORT(CONSTRUCTORS) 193 } 194 .data1 : { *(.data1) } 195 . = .; 196 . = .; 197 _gp = ALIGN(16) + 0x7ff0; 198 .got : { *(.got) } 199 /* We want the small data sections together, so single-instruction offsets 200 can access them all, and initialized data all before uninitialized, so 201 we can shorten the on-disk segment size. */ 202 .sdata : 203 { 204 *(.sdata .sdata.* .gnu.linkonce.s.*) 205 } 206 .lit8 : { *(.lit8) } 207 .lit4 : { *(.lit4) } 208 .srdata : { *(.srdata) } 209 _edata = .; PROVIDE (edata = .); 210 . = .; 211 __bss_start = .; 212 _fbss = .; 213 .sbss : 214 { 215 *(.dynsbss) 216 *(.sbss .sbss.* .gnu.linkonce.sb.*) 217 *(.scommon) 218 } 219 .bss : 220 { 221 *(.dynbss) 222 *(.bss .bss.* .gnu.linkonce.b.*) 223 *(COMMON) 224 /* Align here to ensure that the .bss section occupies space up to 225 _end. Align after .bss to ensure correct alignment even if the 226 .bss section disappears because there are no input sections. */ 227 . = ALIGN(32 / 8); 228 } 229 . = ALIGN(32 / 8); 230 . = ALIGN(32 / 8); 231 _end = .; 232 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; 233 PROVIDE (end = .); 234 . = DATA_SEGMENT_END (.); 235 /* Stabs debugging sections. */ 236 .stab 0 : { *(.stab) } 237 .stabstr 0 : { *(.stabstr) } 238 .stab.excl 0 : { *(.stab.excl) } 239 .stab.exclstr 0 : { *(.stab.exclstr) } 240 .stab.index 0 : { *(.stab.index) } 241 .stab.indexstr 0 : { *(.stab.indexstr) } 242 .comment 0 : { *(.comment) } 243 /* DWARF debug sections. 244 Symbols in the DWARF debugging sections are relative to the beginning 245 of the section so we begin them at 0. */ 246 /* DWARF 1 */ 247 .debug 0 : { *(.debug) } 248 .line 0 : { *(.line) } 249 /* GNU DWARF 1 extensions */ 250 .debug_srcinfo 0 : { *(.debug_srcinfo) } 251 .debug_sfnames 0 : { *(.debug_sfnames) } 252 /* DWARF 1.1 and DWARF 2 */ 253 .debug_aranges 0 : { *(.debug_aranges) } 254 .debug_pubnames 0 : { *(.debug_pubnames) } 255 /* DWARF 2 */ 256 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 257 .debug_abbrev 0 : { *(.debug_abbrev) } 258 .debug_line 0 : { *(.debug_line) } 259 .debug_frame 0 : { *(.debug_frame) } 260 .debug_str 0 : { *(.debug_str) } 261 .debug_loc 0 : { *(.debug_loc) } 262 .debug_macinfo 0 : { *(.debug_macinfo) } 263 /* SGI/MIPS DWARF 2 extensions */ 264 .debug_weaknames 0 : { *(.debug_weaknames) } 265 .debug_funcnames 0 : { *(.debug_funcnames) } 266 .debug_typenames 0 : { *(.debug_typenames) } 267 .debug_varnames 0 : { *(.debug_varnames) } 268 /* DWARF 3 */ 269 .debug_pubtypes 0 : { *(.debug_pubtypes) } 270 .debug_ranges 0 : { *(.debug_ranges) } 271 /* DWARF Extension. */ 272 .debug_macro 0 : { *(.debug_macro) } 273 .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 274 .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } 275 .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } 276 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) } 277 } 278
