1 /* Script for ld -pie: link position independent executable */ 2 /* Copyright (C) 2014 Free Software Foundation, Inc. 3 Copying and distribution of this script, with or without modification, 4 are permitted in any medium without royalty provided the copyright 5 notice and this notice are preserved. */ 6 OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradbigmips", 7 "elf32-tradlittlemips") 8 OUTPUT_ARCH(mips) 9 ENTRY(__start) 10 SECTIONS 11 { 12 /* Read-only sections, merged into text segment: */ 13 PROVIDE (__executable_start = 0); . = 0 + SIZEOF_HEADERS; 14 .interp : { *(.interp) } 15 .MIPS.abiflags : { *(.MIPS.abiflags) } 16 .reginfo : { *(.reginfo) } 17 .note.gnu.build-id : { *(.note.gnu.build-id) } 18 .hash : { *(.hash) } 19 .gnu.hash : { *(.gnu.hash) } 20 .dynsym : { *(.dynsym) } 21 .dynstr : { *(.dynstr) } 22 .gnu.version : { *(.gnu.version) } 23 .gnu.version_d : { *(.gnu.version_d) } 24 .gnu.version_r : { *(.gnu.version_r) } 25 .rel.init : { *(.rel.init) } 26 .rela.init : { *(.rela.init) } 27 .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) } 28 .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) } 29 .rel.fini : { *(.rel.fini) } 30 .rela.fini : { *(.rela.fini) } 31 .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) } 32 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) } 33 .rel.data.rel.ro : { *(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) } 34 .rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) } 35 .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) } 36 .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) } 37 .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) } 38 .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) } 39 .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) } 40 .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) } 41 .rel.ctors : { *(.rel.ctors) } 42 .rela.ctors : { *(.rela.ctors) } 43 .rel.dtors : { *(.rel.dtors) } 44 .rela.dtors : { *(.rela.dtors) } 45 .rel.got : { *(.rel.got) } 46 .rela.got : { *(.rela.got) } 47 .rel.dyn : { *(.rel.dyn) } 48 .rel.sdata : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) } 49 .rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) } 50 .rel.sbss : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) } 51 .rela.sbss : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) } 52 .rel.sdata2 : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) } 53 .rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) } 54 .rel.sbss2 : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) } 55 .rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) } 56 .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) } 57 .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) } 58 .rel.iplt : 59 { 60 PROVIDE_HIDDEN (__rel_iplt_start = .); 61 *(.rel.iplt) 62 PROVIDE_HIDDEN (__rel_iplt_end = .); 63 } 64 .rela.iplt : 65 { 66 PROVIDE_HIDDEN (__rela_iplt_start = .); 67 *(.rela.iplt) 68 PROVIDE_HIDDEN (__rela_iplt_end = .); 69 } 70 .rel.plt : 71 { 72 *(.rel.plt) 73 } 74 .rela.plt : 75 { 76 *(.rela.plt) 77 } 78 .init : 79 { 80 KEEP (*(SORT_NONE(.init))) 81 } 82 .text : 83 { 84 _ftext = . ; 85 *(.text.unlikely .text.*_unlikely .text.unlikely.*) 86 *(.text.exit .text.exit.*) 87 *(.text.startup .text.startup.*) 88 *(.text.hot .text.hot.*) 89 *(.text .stub .text.* .gnu.linkonce.t.*) 90 /* .gnu.warning sections are handled specially by elf32.em. */ 91 *(.gnu.warning) 92 *(.mips16.fn.*) *(.mips16.call.*) 93 } 94 .fini : 95 { 96 KEEP (*(SORT_NONE(.fini))) 97 } 98 PROVIDE (__etext = .); 99 PROVIDE (_etext = .); 100 PROVIDE (etext = .); 101 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 102 .rodata1 : { *(.rodata1) } 103 .sdata2 : 104 { 105 *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) 106 } 107 .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) } 108 .eh_frame_hdr : { *(.eh_frame_hdr) } 109 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 110 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table 111 .gcc_except_table.*) } 112 /* These sections are generated by the Sun/Oracle C++ compiler. */ 113 .exception_ranges : ONLY_IF_RO { *(.exception_ranges 114 .exception_ranges*) } 115 .plt : { *(.plt) } 116 .iplt : { *(.iplt) } 117 /* Adjust the address for the data segment. For 32 bits we want to align 118 at exactly a page boundary to make life easier for apriori. */ 119 . = ALIGN (CONSTANT (MAXPAGESIZE)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 120 /* Exception handling */ 121 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 122 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 123 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } 124 /* Thread Local Storage sections */ 125 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 126 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 127 /* Ensure the __preinit_array_start label is properly aligned. We 128 could instead move the label definition inside the section, but 129 the linker would then create the section even if it turns out to 130 be empty, which isn't pretty. */ 131 . = ALIGN(32 / 8); 132 PROVIDE_HIDDEN (__preinit_array_start = .); 133 .preinit_array : 134 { 135 KEEP (*(.preinit_array)) 136 } 137 PROVIDE_HIDDEN (__preinit_array_end = .); 138 PROVIDE_HIDDEN (__init_array_start = .); 139 .init_array : 140 { 141 KEEP (*crtbegin*.o(.init_array)) 142 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 143 KEEP (*(.init_array 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 EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors)) 152 } 153 PROVIDE_HIDDEN (__fini_array_end = .); 154 .ctors : 155 { 156 /* gcc uses crtbegin.o to find the start of 157 the constructors, so we make sure it is 158 first. Because this is a wildcard, it 159 doesn't matter if the user does not 160 actually link against crtbegin.o; the 161 linker won't look for a file to match a 162 wildcard. The wildcard also means that it 163 doesn't matter which directory crtbegin.o 164 is in. */ 165 KEEP (*crtbegin.o(.ctors)) 166 KEEP (*crtbegin*.o(.ctors)) 167 /* We don't want to include the .ctor section from 168 the crtend.o file until after the sorted ctors. 169 The .ctor section from the crtend file contains the 170 end of ctors marker and it must be last */ 171 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors)) 172 KEEP (*(SORT(.ctors.*))) 173 KEEP (*(.ctors)) 174 } 175 .dtors : 176 { 177 KEEP (*crtbegin.o(.dtors)) 178 KEEP (*crtbegin*.o(.dtors)) 179 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors)) 180 KEEP (*(SORT(.dtors.*))) 181 KEEP (*(.dtors)) 182 } 183 .jcr : { KEEP (*(.jcr)) } 184 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 185 .dynamic : { *(.dynamic) } 186 . = DATA_SEGMENT_RELRO_END (0, .); 187 .got.plt : { *(.got.plt) } 188 .data : 189 { 190 _fdata = . ; 191 *(.data .data.* .gnu.linkonce.d.*) 192 SORT(CONSTRUCTORS) 193 } 194 .data1 : { *(.data1) } 195 . = .; 196 HIDDEN (_gp = ALIGN (16) + 0x7ff0); 197 .got : { *(.got) } 198 /* We want the small data sections together, so single-instruction offsets 199 can access them all, and initialized data all before uninitialized, so 200 we can shorten the on-disk segment size. */ 201 .sdata : 202 { 203 *(.sdata .sdata.* .gnu.linkonce.s.*) 204 } 205 .lit8 : { *(.lit8) } 206 .lit4 : { *(.lit4) } 207 _edata = .; PROVIDE (edata = .); 208 __bss_start = .; 209 _fbss = .; 210 .sbss : 211 { 212 *(.dynsbss) 213 *(.sbss .sbss.* .gnu.linkonce.sb.*) 214 *(.scommon) 215 } 216 .bss : 217 { 218 *(.dynbss) 219 *(.bss .bss.* .gnu.linkonce.b.*) 220 *(COMMON) 221 /* Align here to ensure that the .bss section occupies space up to 222 _end. Align after .bss to ensure correct alignment even if the 223 .bss section disappears because there are no input sections. */ 224 . = ALIGN(32 / 8); 225 } 226 . = ALIGN(32 / 8); 227 . = SEGMENT_START("ldata-segment", .); 228 . = ALIGN(32 / 8); 229 _end = .; 230 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; 231 PROVIDE (end = .); 232 . = DATA_SEGMENT_END (.); 233 /* Stabs debugging sections. */ 234 .stab 0 : { *(.stab) } 235 .stabstr 0 : { *(.stabstr) } 236 .stab.excl 0 : { *(.stab.excl) } 237 .stab.exclstr 0 : { *(.stab.exclstr) } 238 .stab.index 0 : { *(.stab.index) } 239 .stab.indexstr 0 : { *(.stab.indexstr) } 240 .comment 0 : { *(.comment) } 241 /* DWARF debug sections. 242 Symbols in the DWARF debugging sections are relative to the beginning 243 of the section so we begin them at 0. */ 244 /* DWARF 1 */ 245 .debug 0 : { *(.debug) } 246 .line 0 : { *(.line) } 247 /* GNU DWARF 1 extensions */ 248 .debug_srcinfo 0 : { *(.debug_srcinfo) } 249 .debug_sfnames 0 : { *(.debug_sfnames) } 250 /* DWARF 1.1 and DWARF 2 */ 251 .debug_aranges 0 : { *(.debug_aranges) } 252 .debug_pubnames 0 : { *(.debug_pubnames) } 253 /* DWARF 2 */ 254 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 255 .debug_abbrev 0 : { *(.debug_abbrev) } 256 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } 257 .debug_frame 0 : { *(.debug_frame) } 258 .debug_str 0 : { *(.debug_str) } 259 .debug_loc 0 : { *(.debug_loc) } 260 .debug_macinfo 0 : { *(.debug_macinfo) } 261 /* SGI/MIPS DWARF 2 extensions */ 262 .debug_weaknames 0 : { *(.debug_weaknames) } 263 .debug_funcnames 0 : { *(.debug_funcnames) } 264 .debug_typenames 0 : { *(.debug_typenames) } 265 .debug_varnames 0 : { *(.debug_varnames) } 266 /* DWARF 3 */ 267 .debug_pubtypes 0 : { *(.debug_pubtypes) } 268 .debug_ranges 0 : { *(.debug_ranges) } 269 /* DWARF Extension. */ 270 .debug_macro 0 : { *(.debug_macro) } 271 .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) } 272 .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } 273 .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } 274 .gcc_compiled_long32 0 : { KEEP(*(.gcc_compiled_long32)) } 275 .gcc_compiled_long64 0 : { KEEP(*(.gcc_compiled_long64)) } 276 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) } 277 } 278
