Update ld-elf/orphan-8.map to support 32-bit targets
[deliverable/binutils-gdb.git] / ld / scripttempl / iq2000.sc
CommitLineData
b90efa5b 1# Copyright (C) 2014-2015 Free Software Foundation, Inc.
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2#
3# Copying and distribution of this file, with or without modification,
4# are permitted in any medium without royalty provided the copyright
5# notice and this notice are preserved.
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6#
7# Unusual variables checked by this code:
8# NOP - four byte opcode for no-op (defaults to 0)
9# DATA_ADDR - if end-of-text-plus-one-page isn't right for data start
10# INITIAL_READONLY_SECTIONS - at start of data segment
11# OTHER_READONLY_SECTIONS - other than .text .init .rodata ...
12# (e.g., .PARISC.milli)
13# OTHER_TEXT_SECTIONS - these get put in .text when relocating
14# OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ...
15# (e.g., .PARISC.global)
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16# OTHER_SECTIONS - at the end
17# EXECUTABLE_SYMBOLS - symbols that must be defined for an
18# executable (e.g., _DYNAMIC_LINK)
19# TEXT_START_SYMBOLS - symbols that appear at the start of the
20# .text section.
21# DATA_START_SYMBOLS - symbols that appear at the start of the
22# .data section.
23# OTHER_GOT_SYMBOLS - symbols defined just before .got.
24# OTHER_GOT_SECTIONS - sections just after .got.
25# OTHER_SDATA_SECTIONS - sections just after .sdata.
26# OTHER_BSS_SYMBOLS - symbols that appear at the start of the
27# .bss section besides __bss_start.
28# DATA_PLT - .plt should be in data segment, not text segment.
29# BSS_PLT - .plt should be in bss segment
30# TEXT_DYNAMIC - .dynamic in text segment, not data segment.
31# EMBEDDED - whether this is for an embedded system.
32# SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set
33# start address of shared library.
34# INPUT_FILES - INPUT command of files to always include
35# WRITABLE_RODATA - if set, the .rodata section should be writable
36# INIT_START, INIT_END - statements just before and just after
37# combination of .init sections.
38# FINI_START, FINI_END - statements just before and just after
39# combination of .fini sections.
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#
63# Each of these can also have corresponding .rel.* and .rela.* sections.
64
65test -z "$ENTRY" && ENTRY=_start
66test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT}
67test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
68if [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi
69test -z "${ELFSIZE}" && ELFSIZE=32
70test -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8"
71test "$LD_FLAG" = "N" && DATA_ADDR=.
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72INTERP=".interp ${RELOCATING-0} : { *(.interp) }"
73PLT=".plt ${RELOCATING-0} : { *(.plt) }"
74DYNAMIC=".dynamic ${RELOCATING-0} : { *(.dynamic) }"
75RODATA=".rodata ${RELOCATING-0} : { *(.rodata) ${RELOCATING+*(.rodata.*)} ${RELOCATING+*(.gnu.linkonce.r.*)} }"
76SBSS2=".sbss2 ${RELOCATING-0} : { *(.sbss2) ${RELOCATING+*(.sbss2.*)} ${RELOCATING+*(.gnu.linkonce.sb2.*)} }"
77SDATA2=".sdata2 ${RELOCATING-0} : { *(.sdata2) ${RELOCATING+*(.sdata2.*)} ${RELOCATING+*(.gnu.linkonce.s2.*)} }"
78CTOR=".ctors ${CONSTRUCTING-0} :
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79 {
80 ${CONSTRUCTING+${CTOR_START}}
81 /* gcc uses crtbegin.o to find the start of
82 the constructors, so we make sure it is
83 first. Because this is a wildcard, it
84 doesn't matter if the user does not
85 actually link against crtbegin.o; the
86 linker won't look for a file to match a
87 wildcard. The wildcard also means that it
88 doesn't matter which directory crtbegin.o
89 is in. */
90
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91 KEEP (*crtbegin.o(.ctors))
92 KEEP (*crtbegin?.o(.ctors))
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93
94 /* We don't want to include the .ctor section from
bd6791bc 95 the crtend.o file until after the sorted ctors.
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96 The .ctor section from the crtend file contains the
97 end of ctors marker and it must be last */
98
40cf2291 99 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors))
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100 KEEP (*(SORT(.ctors.*)))
101 KEEP (*(.ctors))
102 ${CONSTRUCTING+${CTOR_END}}
103 }"
104
ec2d9b29 105DTOR=" .dtors ${CONSTRUCTING-0} :
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106 {
107 ${CONSTRUCTING+${DTOR_START}}
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108 KEEP (*crtbegin.o(.dtors))
109 KEEP (*crtbegin?.o(.dtors))
110 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors))
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111 KEEP (*(SORT(.dtors.*)))
112 KEEP (*(.dtors))
113 ${CONSTRUCTING+${DTOR_END}}
114 }"
115
985743c7 116# If this is for an embedded system, don't add SIZEOF_HEADERS.
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117if [ -z "$EMBEDDED" ]; then
118 test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR} + SIZEOF_HEADERS"
119else
120 test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}"
121fi
122
123cat <<EOF
b90efa5b 124/* Copyright (C) 2014-2015 Free Software Foundation, Inc.
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125
126 Copying and distribution of this script, with or without modification,
127 are permitted in any medium without royalty provided the copyright
128 notice and this notice are preserved. */
129
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130OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
131 "${LITTLE_OUTPUT_FORMAT}")
132OUTPUT_ARCH(${OUTPUT_ARCH})
b34c1498 133${RELOCATING+ENTRY(${ENTRY})}
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134
135${RELOCATING+${LIB_SEARCH_DIRS}}
136${RELOCATING+/* Do we need any of these for elf?
137 __DYNAMIC = 0; ${STACKZERO+${STACKZERO}} ${SHLIB_PATH+${SHLIB_PATH}} */}
138${RELOCATING+${EXECUTABLE_SYMBOLS}}
139${RELOCATING+${INPUT_FILES}}
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140${RELOCATING- /* For some reason, the Solaris linker makes bad executables
141 if gld -r is used and the intermediate file has sections starting
142 at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld
143 bug. But for now assigning the zero vmas works. */}
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144
145SECTIONS
146{
147 ${CREATE_SHLIB-${RELOCATING+. = ${TEXT_BASE_ADDRESS};}}
148 ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR:-0} + SIZEOF_HEADERS;}}
149 ${CREATE_SHLIB-${INTERP}}
150 ${TEXT_DYNAMIC+${DYNAMIC}}
151
152EOF
153if [ "x$COMBRELOC" = x ]; then
154 COMBRELOCCAT=cat
155else
156 COMBRELOCCAT="cat > $COMBRELOC"
157fi
158eval $COMBRELOCCAT <<EOF
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159 .rel.init ${RELOCATING-0} : { *(.rel.init) }
160 .rela.init ${RELOCATING-0} : { *(.rela.init) }
161 .rel.text ${RELOCATING-0} :
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162 {
163 *(.rel.text)
164 ${RELOCATING+*(.rel.text.*)}
165 ${RELOCATING+*(.rel.gnu.linkonce.t.*)}
166 }
ec2d9b29 167 .rela.text ${RELOCATING-0} :
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168 {
169 *(.rela.text)
170 ${RELOCATING+*(.rela.text.*)}
171 ${RELOCATING+*(.rela.gnu.linkonce.t.*)}
172 }
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173 .rel.fini ${RELOCATING-0} : { *(.rel.fini) }
174 .rela.fini ${RELOCATING-0} : { *(.rela.fini) }
175 .rel.rodata ${RELOCATING-0} :
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176 {
177 *(.rel.rodata)
178 ${RELOCATING+*(.rel.rodata.*)}
179 ${RELOCATING+*(.rel.gnu.linkonce.r.*)}
180 }
ec2d9b29 181 .rela.rodata ${RELOCATING-0} :
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182 {
183 *(.rela.rodata)
184 ${RELOCATING+*(.rela.rodata.*)}
185 ${RELOCATING+*(.rela.gnu.linkonce.r.*)}
186 }
187 ${OTHER_READONLY_RELOC_SECTIONS}
ec2d9b29 188 .rel.data ${RELOCATING-0} :
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189 {
190 *(.rel.data)
191 ${RELOCATING+*(.rel.data.*)}
192 ${RELOCATING+*(.rel.gnu.linkonce.d.*)}
193 }
ec2d9b29 194 .rela.data ${RELOCATING-0} :
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195 {
196 *(.rela.data)
197 ${RELOCATING+*(.rela.data.*)}
198 ${RELOCATING+*(.rela.gnu.linkonce.d.*)}
199 }
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200 .rel.ctors ${RELOCATING-0} : { *(.rel.ctors) }
201 .rela.ctors ${RELOCATING-0} : { *(.rela.ctors) }
202 .rel.dtors ${RELOCATING-0} : { *(.rel.dtors) }
203 .rela.dtors ${RELOCATING-0} : { *(.rela.dtors) }
204 .rel.got ${RELOCATING-0} : { *(.rel.got) }
205 .rela.got ${RELOCATING-0} : { *(.rela.got) }
e09a7106 206 ${OTHER_GOT_RELOC_SECTIONS}
ec2d9b29 207 .rel.sdata ${RELOCATING-0} :
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208 {
209 *(.rel.sdata)
210 ${RELOCATING+*(.rel.sdata.*)}
211 ${RELOCATING+*(.rel.gnu.linkonce.s.*)}
212 }
ec2d9b29 213 .rela.sdata ${RELOCATING-0} :
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214 {
215 *(.rela.sdata)
216 ${RELOCATING+*(.rela.sdata.*)}
217 ${RELOCATING+*(.rela.gnu.linkonce.s.*)}
218 }
ec2d9b29 219 .rel.sbss ${RELOCATING-0} :
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220 {
221 *(.rel.sbss)
222 ${RELOCATING+*(.rel.sbss.*)}
223 ${RELOCATING+*(.rel.gnu.linkonce.sb.*)}
224 }
ec2d9b29 225 .rela.sbss ${RELOCATING-0} :
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226 {
227 *(.rela.sbss)
228 ${RELOCATING+*(.rela.sbss.*)}
229 ${RELOCATING+*(.rela.gnu.linkonce.sb.*)}
230 }
ec2d9b29 231 .rel.sdata2 ${RELOCATING-0} :
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232 {
233 *(.rel.sdata2)
234 ${RELOCATING+*(.rel.sdata2.*)}
235 ${RELOCATING+*(.rel.gnu.linkonce.s2.*)}
236 }
ec2d9b29 237 .rela.sdata2 ${RELOCATING-0} :
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238 {
239 *(.rela.sdata2)
240 ${RELOCATING+*(.rela.sdata2.*)}
241 ${RELOCATING+*(.rela.gnu.linkonce.s2.*)}
242 }
ec2d9b29 243 .rel.sbss2 ${RELOCATING-0} :
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244 {
245 *(.rel.sbss2)
246 ${RELOCATING+*(.rel.sbss2.*)}
247 ${RELOCATING+*(.rel.gnu.linkonce.sb2.*)}
248 }
ec2d9b29 249 .rela.sbss2 ${RELOCATING-0} :
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250 {
251 *(.rela.sbss2)
252 ${RELOCATING+*(.rela.sbss2.*)}
253 ${RELOCATING+*(.rela.gnu.linkonce.sb2.*)}
254 }
ec2d9b29 255 .rel.bss ${RELOCATING-0} :
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256 {
257 *(.rel.bss)
258 ${RELOCATING+*(.rel.bss.*)}
259 ${RELOCATING+*(.rel.gnu.linkonce.b.*)}
260 }
ec2d9b29 261 .rela.bss ${RELOCATING-0} :
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262 {
263 *(.rela.bss)
264 ${RELOCATING+*(.rela.bss.*)}
265 ${RELOCATING+*(.rela.gnu.linkonce.b.*)}
266 }
267EOF
268if [ -n "$COMBRELOC" ]; then
269cat <<EOF
270 .rel.dyn :
271 {
272EOF
273sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC
274cat <<EOF
275 }
276 .rela.dyn :
277 {
278EOF
279sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC
280cat <<EOF
281 }
282EOF
283fi
284cat <<EOF
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285 .rel.plt ${RELOCATING-0} : { *(.rel.plt) }
286 .rela.plt ${RELOCATING-0} : { *(.rela.plt) }
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287 ${OTHER_PLT_RELOC_SECTIONS}
288
ec2d9b29 289 .init ${RELOCATING-0} :
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290 {
291 ${RELOCATING+${INIT_START}}
292 KEEP (*(.init))
293 ${RELOCATING+${INIT_END}}
294 } =${NOP-0}
295
296 ${DATA_PLT-${BSS_PLT-${PLT}}}
ec2d9b29 297 .text ${RELOCATING-0} :
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298 {
299 ${RELOCATING+${TEXT_START_SYMBOLS}}
300 *(.text)
301 ${RELOCATING+*(.text.*)}
302 *(.stub)
303 /* .gnu.warning sections are handled specially by elf32.em. */
304 *(.gnu.warning)
305 ${RELOCATING+*(.gnu.linkonce.t.*)}
306 ${RELOCATING+${OTHER_TEXT_SECTIONS}}
307 } =${NOP-0}
ec2d9b29 308 .fini ${RELOCATING-0} :
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309 {
310 ${RELOCATING+${FINI_START}}
311 KEEP (*(.fini))
312 ${RELOCATING+${FINI_END}}
313 } =${NOP-0}
314 ${RELOCATING+PROVIDE (__etext = .);}
315 ${RELOCATING+PROVIDE (_etext = .);}
316 ${RELOCATING+PROVIDE (etext = .);}
317
318 /* Adjust the address for the data segment. We want to adjust up to
319 the same address within the page on the next page up. */
320 ${CREATE_SHLIB-${RELOCATING+. = ${DATA_ADDR-ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))};}}
321 ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_DATA_ADDR-ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))};}}
322
ec2d9b29 323 .data ${RELOCATING-0} :
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324 {
325 ${RELOCATING+${DATA_START_SYMBOLS}}
326 *(.data)
327 ${RELOCATING+*(.data.*)}
328 ${RELOCATING+*(.gnu.linkonce.d.*)}
329 ${CONSTRUCTING+SORT(CONSTRUCTORS)}
330 }
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331 .data1 ${RELOCATING-0} : { *(.data1) }
332 .eh_frame ${RELOCATING-0} :
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333 {
334 ${RELOCATING+PROVIDE (__eh_frame_begin = .);}
335 *(.eh_frame)
336 LONG (0);
337 ${RELOCATING+PROVIDE (__eh_frame_end = .);}
338 } ${RELOCATING+}
339 .gcc_except_table : { *(.gcc_except_table) }
340 ${INITIAL_READONLY_SECTIONS}
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341 .hash ${RELOCATING-0} : { *(.hash) }
342 .dynsym ${RELOCATING-0} : { *(.dynsym) }
343 .dynstr ${RELOCATING-0} : { *(.dynstr) }
344 .gnu.version ${RELOCATING-0} : { *(.gnu.version) }
345 .gnu.version_d ${RELOCATING-0} : { *(.gnu.version_d) }
346 .gnu.version_r ${RELOCATING-0} : { *(.gnu.version_r) }
e09a7106 347 ${RODATA}
ec2d9b29 348 .rodata1 ${RELOCATING-0} : { *(.rodata1) }
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349 ${CREATE_SHLIB-${SDATA2}}
350 ${CREATE_SHLIB-${SBSS2}}
351 ${RELOCATING+${OTHER_READONLY_SECTIONS}}
352 ${RELOCATING+${OTHER_READWRITE_SECTIONS}}
353 ${TEXT_DYNAMIC-${DYNAMIC}}
354 ${RELOCATING+${CTOR}}
355 ${RELOCATING+${DTOR}}
356 .jcr : { KEEP (*(.jcr)) }
357 ${DATA_PLT+${PLT}}
358 ${RELOCATING+${OTHER_GOT_SYMBOLS}}
ec2d9b29 359 .got ${RELOCATING-0} : { *(.got.plt) *(.got) }
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360 ${RELOCATING+${OTHER_GOT_SECTIONS}}
361 ${CREATE_SHLIB+${SDATA2}}
362 ${CREATE_SHLIB+${SBSS2}}
363 /* We want the small data sections together, so single-instruction offsets
364 can access them all, and initialized data all before uninitialized, so
365 we can shorten the on-disk segment size. */
ec2d9b29 366 .sdata ${RELOCATING-0} :
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367 {
368 ${RELOCATING+${SDATA_START_SYMBOLS}}
369 *(.sdata)
370 ${RELOCATING+*(.sdata.*)}
371 ${RELOCATING+*(.gnu.linkonce.s.*)}
372 }
373 ${RELOCATING+${OTHER_SDATA_SECTIONS}}
374 ${RELOCATING+_edata = .;}
375 ${RELOCATING+PROVIDE (edata = .);}
376 ${RELOCATING+__bss_start = .;}
377 ${RELOCATING+${OTHER_BSS_SYMBOLS}}
ec2d9b29 378 .sbss ${RELOCATING-0} :
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379 {
380 ${RELOCATING+PROVIDE (__sbss_start = .);}
381 ${RELOCATING+PROVIDE (___sbss_start = .);}
382 *(.dynsbss)
383 *(.sbss)
384 ${RELOCATING+*(.sbss.*)}
385 ${RELOCATING+*(.gnu.linkonce.sb.*)}
386 *(.scommon)
387 ${RELOCATING+PROVIDE (__sbss_end = .);}
388 ${RELOCATING+PROVIDE (___sbss_end = .);}
389 }
390 ${BSS_PLT+${PLT}}
ec2d9b29 391 .bss ${RELOCATING-0} :
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392 {
393 *(.dynbss)
394 *(.bss)
395 ${RELOCATING+*(.bss.*)}
396 ${RELOCATING+*(.gnu.linkonce.b.*)}
397 *(COMMON)
398 /* Align here to ensure that the .bss section occupies space up to
399 _end. Align after .bss to ensure correct alignment even if the
400 .bss section disappears because there are no input sections. */
401 ${RELOCATING+. = ALIGN(${ALIGNMENT});}
402 }
827a1c67 403 ${RELOCATING+${OTHER_BSS_END_SYMBOLS}}
e09a7106 404 ${RELOCATING+. = ALIGN(${ALIGNMENT});}
9f4fb502 405 ${RELOCATING+${OTHER_END_SYMBOLS}}
827a1c67 406 ${RELOCATING+_end = .;}
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407 ${RELOCATING+PROVIDE (end = .);}
408
409 /* Stabs debugging sections. */
410 .stab 0 : { *(.stab) }
411 .stabstr 0 : { *(.stabstr) }
412 .stab.excl 0 : { *(.stab.excl) }
413 .stab.exclstr 0 : { *(.stab.exclstr) }
414 .stab.index 0 : { *(.stab.index) }
415 .stab.indexstr 0 : { *(.stab.indexstr) }
416
417 .comment 0 : { *(.comment) }
418
ceb0a680 419EOF
2a995fc1 420
d061dfac 421. $srcdir/scripttempl/DWARF.sc
2a995fc1 422
ceb0a680 423cat <<EOF
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424 ${RELOCATING+${OTHER_RELOCATING_SECTIONS}}
425
426 /* These must appear regardless of ${RELOCATING}. */
427 ${OTHER_SECTIONS}
428}
429EOF
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