1# 2# Unusual variables checked by this code: 3# NOP - four byte opcode for no-op (defaults to 0) 4# NO_SMALL_DATA - no .sbss/.sbss2/.sdata/.sdata2 sections if not 5# empty. 6# DATA_ADDR - if end-of-text-plus-one-page isn't right for data start 7# INITIAL_READONLY_SECTIONS - at start of text segment 8# OTHER_READONLY_SECTIONS - other than .text .init .rodata ... 9# (e.g., .PARISC.milli) 10# OTHER_TEXT_SECTIONS - these get put in .text when relocating 11# OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ... 12# (e.g., .PARISC.global) 13# OTHER_BSS_SECTIONS - other than .bss .sbss ... 14# OTHER_SECTIONS - at the end 15# EXECUTABLE_SYMBOLS - symbols that must be defined for an 16# executable (e.g., _DYNAMIC_LINK) 17# TEXT_START_SYMBOLS - symbols that appear at the start of the 18# .text section. 19# DATA_START_SYMBOLS - symbols that appear at the start of the 20# .data section. 21# OTHER_GOT_SYMBOLS - symbols defined just before .got. 22# OTHER_GOT_SECTIONS - sections just after .got. 23# OTHER_SDATA_SECTIONS - sections just after .sdata. 24# OTHER_BSS_SYMBOLS - symbols that appear at the start of the 25# .bss section besides __bss_start. 26# DATA_PLT - .plt should be in data segment, not text segment. 27# BSS_PLT - .plt should be in bss segment 28# TEXT_DYNAMIC - .dynamic in text segment, not data segment. 29# EMBEDDED - whether this is for an embedded system. 30# SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set 31# start address of shared library. 32# INPUT_FILES - INPUT command of files to always include 33# WRITABLE_RODATA - if set, the .rodata section should be writable 34# INIT_START, INIT_END - statements just before and just after 35# combination of .init sections. 36# FINI_START, FINI_END - statements just before and just after 37# combination of .fini sections. 38# STACK_ADDR - start of a .stack section. 39# OTHER_END_SYMBOLS - symbols to place right at the end of the script. 40# 41# When adding sections, do note that the names of some sections are used 42# when specifying the start address of the next. 43# 44 45# Many sections come in three flavours. There is the 'real' section, 46# like ".data". Then there are the per-procedure or per-variable 47# sections, generated by -ffunction-sections and -fdata-sections in GCC, 48# and useful for --gc-sections, which for a variable "foo" might be 49# ".data.foo". Then there are the linkonce sections, for which the linker 50# eliminates duplicates, which are named like ".gnu.linkonce.d.foo". 51# The exact correspondences are: 52# 53# Section Linkonce section 54# .text .gnu.linkonce.t.foo 55# .rodata .gnu.linkonce.r.foo 56# .data .gnu.linkonce.d.foo 57# .bss .gnu.linkonce.b.foo 58# .sdata .gnu.linkonce.s.foo 59# .sbss .gnu.linkonce.sb.foo 60# .sdata2 .gnu.linkonce.s2.foo 61# .sbss2 .gnu.linkonce.sb2.foo 62# .debug_info .gnu.linkonce.wi.foo 63# .tdata .gnu.linkonce.td.foo 64# .tbss .gnu.linkonce.tb.foo 65# 66# Each of these can also have corresponding .rel.* and .rela.* sections. 67 68test -z "$ENTRY" && ENTRY=_start 69test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT} 70test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT} 71if [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi 72test -z "${ELFSIZE}" && ELFSIZE=32 73test -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8" 74test "$LD_FLAG" = "N" && DATA_ADDR=. 75test -n "$CREATE_SHLIB$CREATE_PIE" && test -n "$SHLIB_DATA_ADDR" && COMMONPAGESIZE="" 76test -z "$CREATE_SHLIB$CREATE_PIE" && test -n "$DATA_ADDR" && COMMONPAGESIZE="" 77DATA_SEGMENT_ALIGN="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" 78DATA_SEGMENT_END="" 79if test -n "${COMMONPAGESIZE}"; then 80 DATA_SEGMENT_ALIGN="ALIGN (${SEGMENT_SIZE}) - ((${MAXPAGESIZE} - .) & (${MAXPAGESIZE} - 1)); . = DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})" 81 DATA_SEGMENT_END=". = DATA_SEGMENT_END (.);" 82fi 83INTERP=".interp ${RELOCATING-0} : { *(.interp) }" 84PLT=".plt ${RELOCATING-0} : { *(.plt) }" 85test -z "$GOT" && GOT=".got ${RELOCATING-0} : { *(.got.plt) *(.got) }" 86DYNAMIC=".dynamic ${RELOCATING-0} : { *(.dynamic) }" 87RODATA=".rodata ${RELOCATING-0} : { *(.rodata${RELOCATING+ .rodata.* .gnu.linkonce.r.*}) }" 88STACKNOTE="/DISCARD/ : { *(.note.GNU-stack) }" 89if test -z "${NO_SMALL_DATA}"; then 90 SBSS=".sbss ${RELOCATING-0} : 91 { 92 ${RELOCATING+PROVIDE (__sbss_start = .);} 93 ${RELOCATING+PROVIDE (___sbss_start = .);} 94 *(.dynsbss) 95 *(.sbss${RELOCATING+ .sbss.* .gnu.linkonce.sb.*}) 96 *(.scommon) 97 ${RELOCATING+PROVIDE (__sbss_end = .);} 98 ${RELOCATING+PROVIDE (___sbss_end = .);} 99 }" 100 SBSS2=".sbss2 ${RELOCATING-0} : { *(.sbss2${RELOCATING+ .sbss2.* .gnu.linkonce.sb2.*}) }" 101 SDATA="/* We want the small data sections together, so single-instruction offsets 102 can access them all, and initialized data all before uninitialized, so 103 we can shorten the on-disk segment size. */ 104 .sdata ${RELOCATING-0} : 105 { 106 ${RELOCATING+${SDATA_START_SYMBOLS}} 107 *(.sdata${RELOCATING+ .sdata.* .gnu.linkonce.s.*}) 108 }" 109 SDATA2=".sdata2 ${RELOCATING-0} : { *(.sdata2${RELOCATING+ .sdata2.* .gnu.linkonce.s2.*}) }" 110 REL_SDATA=".rel.sdata ${RELOCATING-0} : { *(.rel.sdata${RELOCATING+ .rel.sdata.* .rel.gnu.linkonce.s.*}) } 111 .rela.sdata ${RELOCATING-0} : { *(.rela.sdata${RELOCATING+ .rela.sdata.* .rela.gnu.linkonce.s.*}) }" 112 REL_SBSS=".rel.sbss ${RELOCATING-0} : { *(.rel.sbss${RELOCATING+ .rel.sbss.* .rel.gnu.linkonce.sb.*}) } 113 .rela.sbss ${RELOCATING-0} : { *(.rela.sbss${RELOCATING+ .rela.sbss.* .rela.gnu.linkonce.sb.*}) }" 114 REL_SDATA2=".rel.sdata2 ${RELOCATING-0} : { *(.rel.sdata2${RELOCATING+ .rel.sdata2.* .rel.gnu.linkonce.s2.*}) } 115 .rela.sdata2 ${RELOCATING-0} : { *(.rela.sdata2${RELOCATING+ .rela.sdata2.* .rela.gnu.linkonce.s2.*}) }" 116 REL_SBSS2=".rel.sbss2 ${RELOCATING-0} : { *(.rel.sbss2${RELOCATING+ .rel.sbss2.* .rel.gnu.linkonce.sb2.*}) } 117 .rela.sbss2 ${RELOCATING-0} : { *(.rela.sbss2${RELOCATING+ .rela.sbss2.* .rela.gnu.linkonce.sb2.*}) }" 118fi 119RODATA_ALIGN_ADD_VAL="${CREATE_SHLIB-${RODATA_ALIGN_ADD:-0}} ${CREATE_SHLIB+0}" 120test "$LD_FLAG" = "n" || test "$LD_FLAG" = "N" || test "${LD_FLAG%%(cpie|pie)}" = "Z" || NO_PAD="y" 121if test "$NO_PAD" = "y" ; then 122 PAD_RO0="${RELOCATING+${RODATA_ALIGN} + ${RODATA_ALIGN_ADD_VAL};}" 123 PAD_PLT0="${RELOCATING+. = ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1));} .pltpad0 ${RELOCATING-0} : { ${RELOCATING+__plt_start = .;} }" 124 PAD_PLT1=".pltpad1 ${RELOCATING-0} : { ${RELOCATING+__plt_end = .;}} ${RELOCATING+. = ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1));}" 125 PAD_GOT0="${RELOCATING+. = ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1));} .gotpad0 ${RELOCATING-0} : { ${RELOCATING+__got_start = .;} }" 126 PAD_GOT1=".gotpad1 ${RELOCATING-0} : { ${RELOCATING+__got_end = .;}} ${RELOCATING+. = ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1));}" 127 test "$NO_PAD_CDTOR" = "y" || PAD_CDTOR= 128fi 129 130CTOR=".ctors ${CONSTRUCTING-0} : 131 { 132 ${CONSTRUCTING+${CTOR_START}} 133 /* gcc uses crtbegin.o to find the start of 134 the constructors, so we make sure it is 135 first. Because this is a wildcard, it 136 doesn't matter if the user does not 137 actually link against crtbegin.o; the 138 linker won't look for a file to match a 139 wildcard. The wildcard also means that it 140 doesn't matter which directory crtbegin.o 141 is in. */ 142 143 KEEP (*crtbegin*.o(.ctors)) 144 145 /* We don't want to include the .ctor section from 146 from the crtend.o file until after the sorted ctors. 147 The .ctor section from the crtend file contains the 148 end of ctors marker and it must be last */ 149 150 KEEP (*(EXCLUDE_FILE (*crtend*.o $OTHER_EXCLUDE_FILES) .ctors)) 151 KEEP (*(SORT(.ctors.*))) 152 KEEP (*(.ctors)) 153 ${CONSTRUCTING+${CTOR_END}} 154 }" 155DTOR=".dtors ${CONSTRUCTING-0} : 156 { 157 ${CONSTRUCTING+${DTOR_START}} 158 KEEP (*crtbegin*.o(.dtors)) 159 KEEP (*(EXCLUDE_FILE (*crtend*.o $OTHER_EXCLUDE_FILES) .dtors)) 160 KEEP (*(SORT(.dtors.*))) 161 KEEP (*(.dtors)) 162 ${CONSTRUCTING+${DTOR_END}} 163 }" 164STACK=" .stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} : 165 { 166 ${RELOCATING+_stack = .;} 167 *(.stack) 168 }" 169 170# if this is for an embedded system, don't add SIZEOF_HEADERS. 171if [ -z "$EMBEDDED" ]; then 172 test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR} + SIZEOF_HEADERS" 173else 174 test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}" 175fi 176 177cat <<EOF 178OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}", 179 "${LITTLE_OUTPUT_FORMAT}") 180OUTPUT_ARCH(${OUTPUT_ARCH}) 181ENTRY(${ENTRY}) 182 183${RELOCATING+${LIB_SEARCH_DIRS}} 184${RELOCATING+${EXECUTABLE_SYMBOLS}} 185${RELOCATING+${INPUT_FILES}} 186${RELOCATING- /* For some reason, the Solaris linker makes bad executables 187 if gld -r is used and the intermediate file has sections starting 188 at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld 189 bug. But for now assigning the zero vmas works. */} 190 191SECTIONS 192{ 193 /* Read-only sections, merged into text segment: */ 194 ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+PROVIDE (__executable_start = ${TEXT_START_ADDR}); . = ${TEXT_BASE_ADDRESS};}}} 195 ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR:-0} + SIZEOF_HEADERS;}} 196 ${CREATE_PIE+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR:-0} + SIZEOF_HEADERS;}} 197 ${CREATE_SHLIB-${INTERP}} 198 ${INITIAL_READONLY_SECTIONS} 199 ${TEXT_DYNAMIC+${DYNAMIC}} 200 .hash ${RELOCATING-0} : { *(.hash) } 201 .dynsym ${RELOCATING-0} : { *(.dynsym) } 202 .dynstr ${RELOCATING-0} : { *(.dynstr) } 203 .gnu.version ${RELOCATING-0} : { *(.gnu.version) } 204 .gnu.version_d ${RELOCATING-0}: { *(.gnu.version_d) } 205 .gnu.version_r ${RELOCATING-0}: { *(.gnu.version_r) } 206 207EOF 208if [ "x$COMBRELOC" = x ]; then 209 COMBRELOCCAT=cat 210else 211 COMBRELOCCAT="cat > $COMBRELOC" 212fi 213eval $COMBRELOCCAT <<EOF 214 .rel.init ${RELOCATING-0} : { *(.rel.init) } 215 .rela.init ${RELOCATING-0} : { *(.rela.init) } 216 .rel.text ${RELOCATING-0} : { *(.rel.text${RELOCATING+ .rel.text.* .rel.gnu.linkonce.t.*}) } 217 .rela.text ${RELOCATING-0} : { *(.rela.text${RELOCATING+ .rela.text.* .rela.gnu.linkonce.t.*}) } 218 .rel.fini ${RELOCATING-0} : { *(.rel.fini) } 219 .rela.fini ${RELOCATING-0} : { *(.rela.fini) } 220 .rel.rodata ${RELOCATING-0} : { *(.rel.rodata${RELOCATING+ .rel.rodata.* .rel.gnu.linkonce.r.*}) } 221 .rela.rodata ${RELOCATING-0} : { *(.rela.rodata${RELOCATING+ .rela.rodata.* .rela.gnu.linkonce.r.*}) } 222 ${OTHER_READONLY_RELOC_SECTIONS} 223 .rel.data ${RELOCATING-0} : { *(.rel.data${RELOCATING+ .rel.data.* .rel.gnu.linkonce.d.*}) } 224 .rela.data ${RELOCATING-0} : { *(.rela.data${RELOCATING+ .rela.data.* .rela.gnu.linkonce.d.*}) } 225 .rel.tdata ${RELOCATING-0} : { *(.rel.tdata${RELOCATING+ .rel.tdata.* .rel.gnu.linkonce.td.*}) } 226 .rela.tdata ${RELOCATING-0} : { *(.rela.tdata${RELOCATING+ .rela.tdata.* .rela.gnu.linkonce.td.*}) } 227 .rel.tbss ${RELOCATING-0} : { *(.rel.tbss${RELOCATING+ .rel.tbss.* .rel.gnu.linkonce.tb.*}) } 228 .rela.tbss ${RELOCATING-0} : { *(.rela.tbss${RELOCATING+ .rela.tbss.* .rela.gnu.linkonce.tb.*}) } 229 .rel.ctors ${RELOCATING-0} : { *(.rel.ctors) } 230 .rela.ctors ${RELOCATING-0} : { *(.rela.ctors) } 231 .rel.dtors ${RELOCATING-0} : { *(.rel.dtors) } 232 .rela.dtors ${RELOCATING-0} : { *(.rela.dtors) } 233 .rel.got ${RELOCATING-0} : { *(.rel.got) } 234 .rela.got ${RELOCATING-0} : { *(.rela.got) } 235 ${OTHER_GOT_RELOC_SECTIONS} 236 ${REL_SDATA} 237 ${REL_SBSS} 238 ${REL_SDATA2} 239 ${REL_SBSS2} 240 .rel.bss ${RELOCATING-0} : { *(.rel.bss${RELOCATING+ .rel.bss.* .rel.gnu.linkonce.b.*}) } 241 .rela.bss ${RELOCATING-0} : { *(.rela.bss${RELOCATING+ .rela.bss.* .rela.gnu.linkonce.b.*}) } 242EOF 243if [ -n "$COMBRELOC" ]; then 244cat <<EOF 245 .rel.dyn ${RELOCATING-0} : 246 { 247EOF 248sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC 249cat <<EOF 250 } 251 .rela.dyn ${RELOCATING-0} : 252 { 253EOF 254sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC 255cat <<EOF 256 } 257EOF 258fi 259cat <<EOF 260 .rel.plt ${RELOCATING-0} : { *(.rel.plt) } 261 .rela.plt ${RELOCATING-0} : { *(.rela.plt) } 262 ${OTHER_PLT_RELOC_SECTIONS} 263 264 .init ${RELOCATING-0} : 265 { 266 ${RELOCATING+${INIT_START}} 267 KEEP (*(.init)) 268 ${RELOCATING+${INIT_END}} 269 } =${NOP-0} 270 271 ${DATA_PLT-${DATA_NONEXEC_PLT-${BSS_PLT-${PLT}}}} 272 .text ${RELOCATING-0} : 273 { 274 ${RELOCATING+${TEXT_START_SYMBOLS}} 275 *(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*}) 276 /* .gnu.warning sections are handled specially by elf32.em. */ 277 *(.gnu.warning) 278 ${RELOCATING+${OTHER_TEXT_SECTIONS}} 279 } =${NOP-0} 280 .fini ${RELOCATING-0} : 281 { 282 ${RELOCATING+${FINI_START}} 283 KEEP (*(.fini)) 284 ${RELOCATING+${FINI_END}} 285 } =${NOP-0} 286 ${RELOCATING+PROVIDE (__etext = .);} 287 ${RELOCATING+PROVIDE (_etext = .);} 288 ${RELOCATING+PROVIDE (etext = .);} 289 ${PAD_RO+${PAD_RO0}} 290 ${WRITABLE_RODATA-${RODATA}} 291 .rodata1 ${RELOCATING-0} : { *(.rodata1) } 292 ${CREATE_SHLIB-${SDATA2}} 293 ${CREATE_SHLIB-${SBSS2}} 294 ${OTHER_READONLY_SECTIONS} 295 .eh_frame_hdr : { *(.eh_frame_hdr) } 296 297 /* Adjust the address for the data segment. We want to adjust up to 298 the same address within the page on the next page up. */ 299 ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+. = ${DATA_ADDR-${DATA_SEGMENT_ALIGN}};}}} 300 ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};}} 301 ${CREATE_PIE+${RELOCATING+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};}} 302 303 /* Ensure the __preinit_array_start label is properly aligned. We 304 could instead move the label definition inside the section, but 305 the linker would then create the section even if it turns out to 306 be empty, which isn't pretty. */ 307 ${RELOCATING+. = ALIGN(${ALIGNMENT});} 308 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__preinit_array_start = .);}} 309 .preinit_array ${RELOCATING-0} : { *(.preinit_array) } 310 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__preinit_array_end = .);}} 311 312 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__init_array_start = .);}} 313 .init_array ${RELOCATING-0} : { *(.init_array) } 314 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__init_array_end = .);}} 315 316 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__fini_array_start = .);}} 317 .fini_array ${RELOCATING-0} : { *(.fini_array) } 318 ${RELOCATING+${CREATE_SHLIB-PROVIDE (__fini_array_end = .);}} 319 320 .openbsd.randomdata ${RELOCATING-0} : 321 { 322 *(.openbsd.randomdata${RELOCATING+ .openbsd.randomdata.*}) 323 } 324 325 .data ${RELOCATING-0} : 326 { 327 ${RELOCATING+${DATA_START_SYMBOLS}} 328 *(.data${RELOCATING+ .data.* .gnu.linkonce.d.*}) 329 ${CONSTRUCTING+SORT(CONSTRUCTORS)} 330 } 331 .data1 ${RELOCATING-0} : { *(.data1) } 332 .tdata ${RELOCATING-0} : { *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*}) } 333 .tbss ${RELOCATING-0} : { *(.tbss${RELOCATING+ .tbss.* .gnu.linkonce.tb.*})${RELOCATING+ *(.tcommon)} } 334 .eh_frame ${RELOCATING-0} : { KEEP (*(.eh_frame)) } 335 .gcc_except_table ${RELOCATING-0} : { *(.gcc_except_table) } 336 ${WRITABLE_RODATA+${RODATA}} 337 ${OTHER_READWRITE_SECTIONS} 338 ${TEXT_DYNAMIC-${DYNAMIC}} 339 ${PAD_CDTOR-${RELOCATING+${CTOR}}} 340 ${PAD_CDTOR-${RELOCATING+${DTOR}}} 341 .jcr ${RELOCATING-0} : { KEEP (*(.jcr)) } 342 343 /* pad CTOR/DTOR, GOT (and PLT if DATA_PLT) to page aligned if PAD_GOT */ 344 ${DATA_PLT+${PAD_PLT+${PAD_PLT0}}} 345 ${DATA_PLT+${PLT}} 346 ${DATA_PLT+${PAD_PLT+${PAD_PLT1}}} 347 ${PAD_GOT+${PAD_GOT0}} 348 ${DATA_NONEXEC_PLT+${PLT}} 349 ${RELOCATING+${OTHER_GOT_SYMBOLS}} 350 ${GOT} 351 /* If PAD_CDTOR, CTOR and DTOR relocated here to receive mprotect 352 protection after relocation are finished same as GOT */ 353 ${PAD_CDTOR+${RELOCATING+${CTOR}}} 354 ${PAD_CDTOR+${RELOCATING+${DTOR}}} 355 ${OTHER_GOT_SECTIONS} 356 ${PAD_GOT+${PAD_GOT1}} 357 ${CREATE_SHLIB+${SDATA2}} 358 ${CREATE_SHLIB+${SBSS2}} 359 ${SDATA} 360 ${OTHER_SDATA_SECTIONS} 361 ${RELOCATING+_edata = .;} 362 ${RELOCATING+PROVIDE (edata = .);} 363 ${RELOCATING+__bss_start = .;} 364 ${RELOCATING+${OTHER_BSS_SYMBOLS}} 365 ${SBSS} 366 ${BSS_PLT+${PAD_PLT+${PAD_PLT0}}} 367 ${BSS_PLT+${PLT}} 368 ${BSS_PLT+${PAD_PLT+${PAD_PLT1}}} 369 .bss ${RELOCATING-0} : 370 { 371 *(.dynbss) 372 *(.bss${RELOCATING+ .bss.* .gnu.linkonce.b.*}) 373 *(COMMON) 374 /* Align here to ensure that the .bss section occupies space up to 375 _end. Align after .bss to ensure correct alignment even if the 376 .bss section disappears because there are no input sections. */ 377 ${RELOCATING+. = ALIGN(${ALIGNMENT});} 378 } 379 ${OTHER_BSS_SECTIONS} 380 ${RELOCATING+. = ALIGN(${ALIGNMENT});} 381 ${RELOCATING+_end = .;} 382 ${RELOCATING+${OTHER_BSS_END_SYMBOLS}} 383 ${RELOCATING+PROVIDE (end = .);} 384 ${RELOCATING+${DATA_SEGMENT_END}} 385 386 /* Stabs debugging sections. */ 387 .stab 0 : { *(.stab) } 388 .stabstr 0 : { *(.stabstr) } 389 .stab.excl 0 : { *(.stab.excl) } 390 .stab.exclstr 0 : { *(.stab.exclstr) } 391 .stab.index 0 : { *(.stab.index) } 392 .stab.indexstr 0 : { *(.stab.indexstr) } 393 394 .comment 0 : { *(.comment) } 395 396 /* DWARF debug sections. 397 Symbols in the DWARF debugging sections are relative to the beginning 398 of the section so we begin them at 0. */ 399 400 /* DWARF 1 */ 401 .debug 0 : { *(.debug) } 402 .line 0 : { *(.line) } 403 404 /* GNU DWARF 1 extensions */ 405 .debug_srcinfo 0 : { *(.debug_srcinfo) } 406 .debug_sfnames 0 : { *(.debug_sfnames) } 407 408 /* DWARF 1.1 and DWARF 2 */ 409 .debug_aranges 0 : { *(.debug_aranges) } 410 .debug_pubnames 0 : { *(.debug_pubnames) } 411 412 /* DWARF 2 */ 413 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 414 .debug_abbrev 0 : { *(.debug_abbrev) } 415 .debug_line 0 : { *(.debug_line) } 416 .debug_frame 0 : { *(.debug_frame) } 417 .debug_str 0 : { *(.debug_str) } 418 .debug_loc 0 : { *(.debug_loc) } 419 .debug_macinfo 0 : { *(.debug_macinfo) } 420 421 /* SGI/MIPS DWARF 2 extensions */ 422 .debug_weaknames 0 : { *(.debug_weaknames) } 423 .debug_funcnames 0 : { *(.debug_funcnames) } 424 .debug_typenames 0 : { *(.debug_typenames) } 425 .debug_varnames 0 : { *(.debug_varnames) } 426 427 ${STACK_ADDR+${STACK}} 428 ${OTHER_SECTIONS} 429 ${RELOCATING+${OTHER_END_SYMBOLS}} 430 ${RELOCATING+${STACKNOTE}} 431} 432EOF 433