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250d07de | 1 | # Copyright (C) 2014-2021 Free Software Foundation, Inc. |
fca8e23c JM |
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. | |
6 | # | |
7 | # Unusual variables checked by this code: | |
8 | # NOP - four byte opcode for no-op (defaults to none) | |
9 | # NO_SMALL_DATA - no .sbss/.sbss2/.sdata/.sdata2 sections if not | |
10 | # empty. | |
11 | # SMALL_DATA_CTOR - .ctors contains small data. | |
12 | # SMALL_DATA_DTOR - .dtors contains small data. | |
13 | # DATA_ADDR - if end-of-text-plus-one-page isn't right for data start | |
14 | # INITIAL_READONLY_SECTIONS - at start of text segment | |
15 | # OTHER_READONLY_SECTIONS - other than .text .init .rodata ... | |
16 | # (e.g., .PARISC.milli) | |
17 | # OTHER_TEXT_SECTIONS - these get put in .text when relocating | |
18 | # INITIAL_READWRITE_SECTIONS - at start of data segment (after relro) | |
19 | # OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ... | |
20 | # (e.g., .PARISC.global) | |
21 | # OTHER_RELRO_SECTIONS - other than .data.rel.ro ... | |
22 | # (e.g. PPC32 .fixup, .got[12]) | |
23 | # OTHER_RELRO_SECTIONS_2 - as above, but after .dynamic in text segment | |
24 | # OTHER_BSS_SECTIONS - other than .bss .sbss ... | |
25 | # ATTRS_SECTIONS - at the end | |
26 | # OTHER_SECTIONS - at the end | |
27 | # EXECUTABLE_SYMBOLS - symbols that must be defined for an | |
28 | # executable (e.g., _DYNAMIC_LINK) | |
29 | # TEXT_START_ADDR - the first byte of the text segment, after any | |
30 | # headers. | |
31 | # TEXT_BASE_ADDRESS - the first byte of the text segment. | |
32 | # TEXT_START_SYMBOLS - symbols that appear at the start of the | |
33 | # .text section. | |
34 | # DATA_START_SYMBOLS - symbols that appear at the start of the | |
35 | # .data section. | |
36 | # DATA_END_SYMBOLS - symbols that appear at the end of the | |
37 | # writeable data sections. | |
38 | # OTHER_GOT_SYMBOLS - symbols defined just before .got. | |
39 | # OTHER_GOT_SECTIONS - sections just after .got. | |
40 | # OTHER_PLT_SECTIONS - sections just after .plt. | |
41 | # OTHER_SDATA_SECTIONS - sections just after .sdata. | |
42 | # OTHER_BSS_SYMBOLS - symbols that appear at the start of the | |
43 | # .bss section besides __bss_start. | |
44 | # PLT_NEXT_DATA - .plt next to data segment when .plt is in text segment. | |
45 | # DATA_PLT - .plt should be in data segment, not text segment. | |
46 | # PLT_BEFORE_GOT - .plt just before .got when .plt is in data segement. | |
47 | # BSS_PLT - .plt should be in bss segment | |
48 | # NO_REL_RELOCS - Don't include .rel.* sections in script | |
49 | # NO_RELA_RELOCS - Don't include .rela.* sections in script | |
50 | # NON_ALLOC_DYN - Place dynamic sections after data segment. | |
51 | # TEXT_DYNAMIC - .dynamic in text segment, not data segment. | |
52 | # EMBEDDED - whether this is for an embedded system. | |
53 | # SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set | |
54 | # start address of shared library. | |
55 | # INPUT_FILES - INPUT command of files to always include | |
56 | # WRITABLE_RODATA - if set, the .rodata section should be writable | |
57 | # INIT_START, INIT_END - statements just before and just after | |
58 | # combination of .init sections. | |
59 | # FINI_START, FINI_END - statements just before and just after | |
60 | # combination of .fini sections. | |
61 | # STACK_ADDR - start of a .stack section. | |
62 | # OTHER_SYMBOLS - symbols to place right at the end of the script. | |
63 | # ETEXT_NAME - name of a symbol for the end of the text section, | |
64 | # normally etext. | |
65 | # SEPARATE_CODE - if set, .text and similar sections containing | |
66 | # actual machine instructions must be in wholly disjoint | |
67 | # pages from any other data, including headers | |
68 | # SEPARATE_GOTPLT - if set, .got.plt should be separate output section, | |
69 | # so that .got can be in the RELRO area. It should be set to | |
70 | # the number of bytes in the beginning of .got.plt which can be | |
71 | # in the RELRO area as well. | |
72 | # USER_LABEL_PREFIX - prefix to add to user-visible symbols. | |
73 | # RODATA_NAME, SDATA_NAME, SBSS_NAME, BSS_NAME - base parts of names | |
74 | # for standard sections, without initial "." or suffixes. | |
75 | # | |
76 | # When adding sections, do note that the names of some sections are used | |
77 | # when specifying the start address of the next. | |
78 | # | |
79 | ||
80 | # Many sections come in three flavours. There is the 'real' section, | |
81 | # like ".data". Then there are the per-procedure or per-variable | |
82 | # sections, generated by -ffunction-sections and -fdata-sections in GCC, | |
83 | # and useful for --gc-sections, which for a variable "foo" might be | |
84 | # ".data.foo". Then there are the linkonce sections, for which the linker | |
85 | # eliminates duplicates, which are named like ".gnu.linkonce.d.foo". | |
86 | # The exact correspondences are: | |
87 | # | |
88 | # Section Linkonce section | |
89 | # .text .gnu.linkonce.t.foo | |
90 | # .rodata .gnu.linkonce.r.foo | |
91 | # .data .gnu.linkonce.d.foo | |
92 | # .bss .gnu.linkonce.b.foo | |
93 | # .sdata .gnu.linkonce.s.foo | |
94 | # .sbss .gnu.linkonce.sb.foo | |
95 | # .sdata2 .gnu.linkonce.s2.foo | |
96 | # .sbss2 .gnu.linkonce.sb2.foo | |
97 | # .debug_info .gnu.linkonce.wi.foo | |
98 | # .tdata .gnu.linkonce.td.foo | |
99 | # .tbss .gnu.linkonce.tb.foo | |
100 | # .lrodata .gnu.linkonce.lr.foo | |
101 | # .ldata .gnu.linkonce.l.foo | |
102 | # .lbss .gnu.linkonce.lb.foo | |
103 | # | |
104 | # Each of these can also have corresponding .rel.* and .rela.* sections. | |
105 | ||
106 | if test -n "$NOP"; then | |
107 | FILL="=$NOP" | |
108 | else | |
109 | FILL= | |
110 | fi | |
111 | ||
112 | test -n "$CREATE_SHLIB$CREATE_PIE" && CREATE_PIC=" " | |
113 | test -z "$RODATA_NAME" && RODATA_NAME=rodata | |
114 | test -z "$SDATA_NAME" && SDATA_NAME=sdata | |
115 | test -z "$SBSS_NAME" && SBSS_NAME=sbss | |
116 | test -z "$BSS_NAME" && BSS_NAME=bss | |
117 | test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT} | |
118 | test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT} | |
119 | if [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi | |
120 | test -z "${ELFSIZE}" && ELFSIZE=32 | |
121 | test -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8" | |
122 | test "$LD_FLAG" = "N" && DATA_ADDR=. | |
123 | test -z "${ETEXT_NAME}" && ETEXT_NAME=${USER_LABEL_PREFIX}etext | |
124 | test -n "$RELRO_NOW" && unset SEPARATE_GOTPLT | |
125 | test -z "$ATTRS_SECTIONS" && ATTRS_SECTIONS=".gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }" | |
126 | if test -z "$DATA_SEGMENT_ALIGN"; then | |
127 | test -n "$CREATE_SHLIB$CREATE_PIE" && test -n "$SHLIB_DATA_ADDR" && COMMONPAGESIZE="" | |
128 | test -z "$CREATE_SHLIB$CREATE_PIE" && test -n "$DATA_ADDR" && COMMONPAGESIZE="" | |
129 | DATA_SEGMENT_ALIGN="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" | |
130 | DATA_SEGMENT_RELRO_END="" | |
131 | DATA_SEGMENT_END="" | |
132 | if test -n "${COMMONPAGESIZE}"; then | |
133 | if test "${SEGMENT_SIZE}" != "${MAXPAGESIZE}"; then | |
134 | DATA_SEGMENT_ALIGN="ALIGN (${SEGMENT_SIZE}) - ((${MAXPAGESIZE} - .) & (${MAXPAGESIZE} - 1)); . = DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})" | |
135 | else | |
136 | DATA_SEGMENT_ALIGN="DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})" | |
137 | fi | |
138 | DATA_SEGMENT_END=". = DATA_SEGMENT_END (.);" | |
139 | DATA_SEGMENT_RELRO_END=". = DATA_SEGMENT_RELRO_END (${SEPARATE_GOTPLT-0}, .);" | |
140 | fi | |
141 | fi | |
142 | if test -z "${INITIAL_READONLY_SECTIONS}${CREATE_SHLIB}"; then | |
143 | INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }" | |
144 | fi | |
145 | if test -z "$PLT"; then | |
146 | IPLT=".iplt ${RELOCATING-0} : { *(.iplt) }" | |
147 | PLT=".plt ${RELOCATING-0} : { *(.plt)${RELOCATING+${IREL_IN_PLT+ *(.iplt)}} } | |
148 | ${IREL_IN_PLT-$IPLT}" | |
149 | fi | |
150 | test -n "${DATA_PLT-${BSS_PLT-text}}" && TEXT_PLT= | |
151 | if test -z "$GOT"; then | |
152 | if test -z "$SEPARATE_GOTPLT"; then | |
153 | GOT=".got ${RELOCATING-0} : {${RELOCATING+ *(.got.plt) *(.igot.plt)} *(.got)${RELOCATING+ *(.igot)} }" | |
154 | else | |
155 | GOT=".got ${RELOCATING-0} : { *(.got)${RELOCATING+ *(.igot)} }" | |
156 | GOTPLT=".got.plt ${RELOCATING-0} : { *(.got.plt)${RELOCATING+ *(.igot.plt)} }" | |
157 | fi | |
158 | fi | |
159 | REL_IFUNC=".rel.ifunc ${RELOCATING-0} : { *(.rel.ifunc) }" | |
160 | RELA_IFUNC=".rela.ifunc ${RELOCATING-0} : { *(.rela.ifunc) }" | |
161 | REL_IPLT=".rel.iplt ${RELOCATING-0} : | |
162 | { | |
163 | ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}} | |
164 | *(.rel.iplt) | |
165 | ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}} | |
166 | }" | |
167 | RELA_IPLT=".rela.iplt ${RELOCATING-0} : | |
168 | { | |
169 | ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}} | |
170 | *(.rela.iplt) | |
171 | ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}} | |
172 | }" | |
173 | DYNAMIC=".dynamic ${RELOCATING-0} : { *(.dynamic) }" | |
174 | RODATA=".${RODATA_NAME} ${RELOCATING-0} : { *(.${RODATA_NAME}${RELOCATING+ .${RODATA_NAME}.* .gnu.linkonce.r.*}) }" | |
175 | DATARELRO=".data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }" | |
176 | DISCARDED="/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }" | |
177 | if test -z "${NO_SMALL_DATA}"; then | |
178 | SBSS=".${SBSS_NAME} ${RELOCATING-0} : | |
179 | { | |
180 | ${RELOCATING+${SBSS_START_SYMBOLS}} | |
181 | ${CREATE_SHLIB+*(.${SBSS_NAME}2 .${SBSS_NAME}2.* .gnu.linkonce.sb2.*)} | |
182 | ${RELOCATING+*(.dyn${SBSS_NAME})} | |
183 | *(.${SBSS_NAME}${RELOCATING+ .${SBSS_NAME}.* .gnu.linkonce.sb.*}) | |
184 | ${RELOCATING+*(.scommon)} | |
185 | ${RELOCATING+${SBSS_END_SYMBOLS}} | |
186 | }" | |
187 | SBSS2=".${SBSS_NAME}2 ${RELOCATING-0} : { *(.${SBSS_NAME}2${RELOCATING+ .${SBSS_NAME}2.* .gnu.linkonce.sb2.*}) }" | |
188 | SDATA="/* We want the small data sections together, so single-instruction offsets | |
189 | can access them all, and initialized data all before uninitialized, so | |
190 | we can shorten the on-disk segment size. */ | |
191 | .${SDATA_NAME} ${RELOCATING-0} : | |
192 | { | |
193 | ${RELOCATING+${SDATA_START_SYMBOLS}} | |
194 | ${CREATE_SHLIB+*(.${SDATA_NAME}2 .${SDATA_NAME}2.* .gnu.linkonce.s2.*)} | |
195 | *(.${SDATA_NAME}${RELOCATING+ .${SDATA_NAME}.* .gnu.linkonce.s.*}) | |
196 | }" | |
197 | SDATA2=".${SDATA_NAME}2 ${RELOCATING-0} : | |
198 | { | |
199 | ${RELOCATING+${SDATA2_START_SYMBOLS}} | |
200 | *(.${SDATA_NAME}2${RELOCATING+ .${SDATA_NAME}2.* .gnu.linkonce.s2.*}) | |
201 | }" | |
202 | REL_SDATA=".rel.${SDATA_NAME} ${RELOCATING-0} : { *(.rel.${SDATA_NAME}${RELOCATING+ .rel.${SDATA_NAME}.* .rel.gnu.linkonce.s.*}) } | |
203 | .rela.${SDATA_NAME} ${RELOCATING-0} : { *(.rela.${SDATA_NAME}${RELOCATING+ .rela.${SDATA_NAME}.* .rela.gnu.linkonce.s.*}) }" | |
204 | REL_SBSS=".rel.${SBSS_NAME} ${RELOCATING-0} : { *(.rel.${SBSS_NAME}${RELOCATING+ .rel.${SBSS_NAME}.* .rel.gnu.linkonce.sb.*}) } | |
205 | .rela.${SBSS_NAME} ${RELOCATING-0} : { *(.rela.${SBSS_NAME}${RELOCATING+ .rela.${SBSS_NAME}.* .rela.gnu.linkonce.sb.*}) }" | |
206 | REL_SDATA2=".rel.${SDATA_NAME}2 ${RELOCATING-0} : { *(.rel.${SDATA_NAME}2${RELOCATING+ .rel.${SDATA_NAME}2.* .rel.gnu.linkonce.s2.*}) } | |
207 | .rela.${SDATA_NAME}2 ${RELOCATING-0} : { *(.rela.${SDATA_NAME}2${RELOCATING+ .rela.${SDATA_NAME}2.* .rela.gnu.linkonce.s2.*}) }" | |
208 | REL_SBSS2=".rel.${SBSS_NAME}2 ${RELOCATING-0} : { *(.rel.${SBSS_NAME}2${RELOCATING+ .rel.${SBSS_NAME}2.* .rel.gnu.linkonce.sb2.*}) } | |
209 | .rela.${SBSS_NAME}2 ${RELOCATING-0} : { *(.rela.${SBSS_NAME}2${RELOCATING+ .rela.${SBSS_NAME}2.* .rela.gnu.linkonce.sb2.*}) }" | |
210 | else | |
211 | NO_SMALL_DATA=" " | |
212 | fi | |
213 | if test -z "${SDATA_GOT}${DATA_GOT}"; then | |
214 | if test -n "${NO_SMALL_DATA}"; then | |
215 | DATA_GOT=" " | |
216 | fi | |
217 | fi | |
218 | if test -z "${SDATA_GOT}${DATA_GOT}"; then | |
219 | if test -z "${NO_SMALL_DATA}"; then | |
220 | SDATA_GOT=" " | |
221 | fi | |
222 | fi | |
223 | test -n "$SEPARATE_GOTPLT" && SEPARATE_GOTPLT=" " | |
224 | test "${LARGE_SECTIONS}" = "yes" && REL_LARGE=" | |
225 | .rel.ldata ${RELOCATING-0} : { *(.rel.ldata${RELOCATING+ .rel.ldata.* .rel.gnu.linkonce.l.*}) } | |
226 | .rela.ldata ${RELOCATING-0} : { *(.rela.ldata${RELOCATING+ .rela.ldata.* .rela.gnu.linkonce.l.*}) } | |
227 | .rel.lbss ${RELOCATING-0} : { *(.rel.lbss${RELOCATING+ .rel.lbss.* .rel.gnu.linkonce.lb.*}) } | |
228 | .rela.lbss ${RELOCATING-0} : { *(.rela.lbss${RELOCATING+ .rela.lbss.* .rela.gnu.linkonce.lb.*}) } | |
229 | .rel.lrodata ${RELOCATING-0} : { *(.rel.lrodata${RELOCATING+ .rel.lrodata.* .rel.gnu.linkonce.lr.*}) } | |
230 | .rela.lrodata ${RELOCATING-0} : { *(.rela.lrodata${RELOCATING+ .rela.lrodata.* .rela.gnu.linkonce.lr.*}) }" | |
231 | test "${LARGE_SECTIONS}" = "yes" && LARGE_BSS=" | |
232 | .lbss ${RELOCATING-0} : | |
233 | { | |
234 | ${RELOCATING+*(.dynlbss)} | |
235 | *(.lbss${RELOCATING+ .lbss.* .gnu.linkonce.lb.*}) | |
236 | ${RELOCATING+*(LARGE_COMMON)} | |
237 | }" | |
238 | test "${LARGE_SECTIONS}" = "yes" && LARGE_SECTIONS=" | |
239 | .lrodata ${RELOCATING-0} ${RELOCATING+ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))} : | |
240 | { | |
241 | *(.lrodata${RELOCATING+ .lrodata.* .gnu.linkonce.lr.*}) | |
242 | } | |
243 | .ldata ${RELOCATING-0} ${RELOCATING+ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))} : | |
244 | { | |
245 | *(.ldata${RELOCATING+ .ldata.* .gnu.linkonce.l.*}) | |
246 | ${RELOCATING+. = ALIGN(. != 0 ? ${ALIGNMENT} : 1);} | |
247 | }" | |
248 | if test "${ENABLE_INITFINI_ARRAY}" = "yes"; then | |
249 | SORT_INIT_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))" | |
250 | SORT_FINI_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))" | |
251 | CTORS_IN_INIT_ARRAY="EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors" | |
252 | DTORS_IN_FINI_ARRAY="EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors" | |
253 | else | |
254 | SORT_INIT_ARRAY="KEEP (*(SORT(.init_array.*)))" | |
255 | SORT_FINI_ARRAY="KEEP (*(SORT(.fini_array.*)))" | |
256 | CTORS_IN_INIT_ARRAY= | |
257 | DTORS_IN_FINI_ARRAY= | |
258 | fi | |
259 | PREINIT_ARRAY=".preinit_array : | |
260 | { | |
261 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_start = .);} | |
262 | KEEP (*(.preinit_array)) | |
263 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_end = .);} | |
264 | }" | |
265 | INIT_ARRAY=".init_array : | |
266 | { | |
267 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_start = .);} | |
268 | ${SORT_INIT_ARRAY} | |
269 | KEEP (*(.init_array ${CTORS_IN_INIT_ARRAY})) | |
270 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_end = .);} | |
271 | }" | |
272 | FINI_ARRAY=".fini_array : | |
273 | { | |
274 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_start = .);} | |
275 | ${SORT_FINI_ARRAY} | |
276 | KEEP (*(.fini_array ${DTORS_IN_FINI_ARRAY})) | |
277 | ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_end = .);} | |
278 | }" | |
279 | CTOR=".ctors ${CONSTRUCTING-0} : | |
280 | { | |
281 | ${CONSTRUCTING+${CTOR_START}} | |
282 | /* gcc uses crtbegin.o to find the start of | |
283 | the constructors, so we make sure it is | |
284 | first. Because this is a wildcard, it | |
285 | doesn't matter if the user does not | |
286 | actually link against crtbegin.o; the | |
287 | linker won't look for a file to match a | |
288 | wildcard. The wildcard also means that it | |
289 | doesn't matter which directory crtbegin.o | |
290 | is in. */ | |
291 | ||
292 | KEEP (*crtbegin.o(.ctors)) | |
293 | KEEP (*crtbegin?.o(.ctors)) | |
294 | ||
295 | /* We don't want to include the .ctor section from | |
296 | the crtend.o file until after the sorted ctors. | |
297 | The .ctor section from the crtend file contains the | |
298 | end of ctors marker and it must be last */ | |
299 | ||
300 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors)) | |
301 | KEEP (*(SORT(.ctors.*))) | |
302 | KEEP (*(.ctors)) | |
303 | ${CONSTRUCTING+${CTOR_END}} | |
304 | }" | |
305 | DTOR=".dtors ${CONSTRUCTING-0} : | |
306 | { | |
307 | ${CONSTRUCTING+${DTOR_START}} | |
308 | KEEP (*crtbegin.o(.dtors)) | |
309 | KEEP (*crtbegin?.o(.dtors)) | |
310 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors)) | |
311 | KEEP (*(SORT(.dtors.*))) | |
312 | KEEP (*(.dtors)) | |
313 | ${CONSTRUCTING+${DTOR_END}} | |
314 | }" | |
315 | STACK=".stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} : | |
316 | { | |
317 | ${RELOCATING+${USER_LABEL_PREFIX}_stack = .;} | |
318 | *(.stack) | |
319 | ${RELOCATING+${STACK_SENTINEL}} | |
320 | }" | |
321 | ||
322 | TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${TEXT_START_ADDR})" | |
323 | SHLIB_TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${SHLIB_TEXT_START_ADDR:-0})" | |
324 | ||
325 | # Don't bother with separate code segment when there are data sections | |
326 | # between .plt and .text. | |
327 | if test -z "$TINY_READONLY_SECTION"; then | |
328 | case "$LD_FLAG" in | |
329 | *textonly*) | |
330 | SEPARATE_TEXT=" " | |
331 | TEXT_SEGMENT_ALIGN=". = ALIGN(${MAXPAGESIZE});" | |
332 | ;; | |
333 | esac | |
334 | fi | |
335 | ||
336 | if [ -z "$SEPARATE_CODE" ]; then | |
337 | SIZEOF_HEADERS_CODE=" + SIZEOF_HEADERS" | |
338 | else | |
339 | SIZEOF_HEADERS_CODE= | |
340 | fi | |
341 | ||
342 | # If this is for an embedded system, don't add SIZEOF_HEADERS. | |
343 | if [ -z "$EMBEDDED" ]; then | |
344 | test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}${SIZEOF_HEADERS_CODE}" | |
345 | else | |
346 | test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}" | |
347 | fi | |
348 | ||
349 | cat <<EOF | |
250d07de | 350 | /* Copyright (C) 2014-2021 Free Software Foundation, Inc. |
fca8e23c JM |
351 | |
352 | Copying and distribution of this script, with or without modification, | |
353 | are permitted in any medium without royalty provided the copyright | |
354 | notice and this notice are preserved. */ | |
355 | ||
356 | OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}", | |
357 | "${LITTLE_OUTPUT_FORMAT}") | |
358 | OUTPUT_ARCH(${OUTPUT_ARCH}) | |
359 | ||
360 | ${RELOCATING+${LIB_SEARCH_DIRS}} | |
361 | ${RELOCATING+${CREATE_SHLIB-${EXECUTABLE_SYMBOLS}}} | |
362 | ${RELOCATING+${INPUT_FILES}} | |
363 | ${RELOCATING- /* For some reason, the Solaris linker makes bad executables | |
364 | if gld -r is used and the intermediate file has sections starting | |
365 | at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld | |
366 | bug. But for now assigning the zero vmas works. */} | |
367 | ||
368 | SECTIONS | |
369 | { | |
370 | ${RELOCATING+${SEPARATE_TEXT-/* Read-only sections, merged into text segment: */}} | |
371 | ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+PROVIDE (__executable_start = ${TEXT_START_ADDR}); . = ${TEXT_BASE_ADDRESS};}}} | |
372 | ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}} | |
373 | ${CREATE_PIE+${RELOCATING+PROVIDE (__executable_start = ${SHLIB_TEXT_START_ADDR}); . = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}} | |
374 | EOF | |
375 | ||
376 | emit_early_ro() | |
377 | { | |
378 | cat <<EOF | |
379 | ${INITIAL_READONLY_SECTIONS} | |
380 | .note.gnu.build-id ${RELOCATING-0}: { *(.note.gnu.build-id) } | |
381 | EOF | |
382 | } | |
383 | ||
384 | test -n "${SEPARATE_CODE}" || emit_early_ro | |
385 | ||
386 | test -n "${RELOCATING+0}" || unset NON_ALLOC_DYN | |
387 | test -z "${NON_ALLOC_DYN}" || TEXT_DYNAMIC= | |
388 | cat > ldscripts/dyntmp.$$ <<EOF | |
389 | ${TEXT_DYNAMIC+${DYNAMIC}} | |
390 | .hash ${RELOCATING-0} : { *(.hash) } | |
391 | .gnu.hash ${RELOCATING-0} : { *(.gnu.hash) } | |
392 | .dynsym ${RELOCATING-0} : { *(.dynsym) } | |
393 | .dynstr ${RELOCATING-0} : { *(.dynstr) } | |
394 | .gnu.version ${RELOCATING-0} : { *(.gnu.version) } | |
395 | .gnu.version_d ${RELOCATING-0}: { *(.gnu.version_d) } | |
396 | .gnu.version_r ${RELOCATING-0}: { *(.gnu.version_r) } | |
397 | EOF | |
398 | ||
399 | if [ "x$COMBRELOC" = x ]; then | |
400 | COMBRELOCCAT="cat >> ldscripts/dyntmp.$$" | |
401 | else | |
402 | COMBRELOCCAT="cat > $COMBRELOC" | |
403 | fi | |
404 | eval $COMBRELOCCAT <<EOF | |
405 | ${INITIAL_RELOC_SECTIONS} | |
406 | .rel.init ${RELOCATING-0} : { *(.rel.init) } | |
407 | .rela.init ${RELOCATING-0} : { *(.rela.init) } | |
408 | .rel.text ${RELOCATING-0} : { *(.rel.text${RELOCATING+ .rel.text.* .rel.gnu.linkonce.t.*}) } | |
409 | .rela.text ${RELOCATING-0} : { *(.rela.text${RELOCATING+ .rela.text.* .rela.gnu.linkonce.t.*}) } | |
410 | .rel.fini ${RELOCATING-0} : { *(.rel.fini) } | |
411 | .rela.fini ${RELOCATING-0} : { *(.rela.fini) } | |
412 | .rel.${RODATA_NAME} ${RELOCATING-0} : { *(.rel.${RODATA_NAME}${RELOCATING+ .rel.${RODATA_NAME}.* .rel.gnu.linkonce.r.*}) } | |
413 | .rela.${RODATA_NAME} ${RELOCATING-0} : { *(.rela.${RODATA_NAME}${RELOCATING+ .rela.${RODATA_NAME}.* .rela.gnu.linkonce.r.*}) } | |
414 | ${OTHER_READONLY_RELOC_SECTIONS} | |
415 | .rel.data.rel.ro ${RELOCATING-0} : { *(.rel.data.rel.ro${RELOCATING+ .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*}) } | |
416 | .rela.data.rel.ro ${RELOCATING-0} : { *(.rela.data.rel.ro${RELOCATING+ .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*}) } | |
417 | .rel.data ${RELOCATING-0} : { *(.rel.data${RELOCATING+ .rel.data.* .rel.gnu.linkonce.d.*}) } | |
418 | .rela.data ${RELOCATING-0} : { *(.rela.data${RELOCATING+ .rela.data.* .rela.gnu.linkonce.d.*}) } | |
419 | ${OTHER_READWRITE_RELOC_SECTIONS} | |
420 | .rel.tdata ${RELOCATING-0} : { *(.rel.tdata${RELOCATING+ .rel.tdata.* .rel.gnu.linkonce.td.*}) } | |
421 | .rela.tdata ${RELOCATING-0} : { *(.rela.tdata${RELOCATING+ .rela.tdata.* .rela.gnu.linkonce.td.*}) } | |
422 | .rel.tbss ${RELOCATING-0} : { *(.rel.tbss${RELOCATING+ .rel.tbss.* .rel.gnu.linkonce.tb.*}) } | |
423 | .rela.tbss ${RELOCATING-0} : { *(.rela.tbss${RELOCATING+ .rela.tbss.* .rela.gnu.linkonce.tb.*}) } | |
424 | .rel.ctors ${RELOCATING-0} : { *(.rel.ctors) } | |
425 | .rela.ctors ${RELOCATING-0} : { *(.rela.ctors) } | |
426 | .rel.dtors ${RELOCATING-0} : { *(.rel.dtors) } | |
427 | .rela.dtors ${RELOCATING-0} : { *(.rela.dtors) } | |
428 | .rel.got ${RELOCATING-0} : { *(.rel.got) } | |
429 | .rela.got ${RELOCATING-0} : { *(.rela.got) } | |
430 | ${OTHER_GOT_RELOC_SECTIONS} | |
431 | ${REL_SDATA} | |
432 | ${REL_SBSS} | |
433 | ${REL_SDATA2} | |
434 | ${REL_SBSS2} | |
435 | .rel.${BSS_NAME} ${RELOCATING-0} : { *(.rel.${BSS_NAME}${RELOCATING+ .rel.${BSS_NAME}.* .rel.gnu.linkonce.b.*}) } | |
436 | .rela.${BSS_NAME} ${RELOCATING-0} : { *(.rela.${BSS_NAME}${RELOCATING+ .rela.${BSS_NAME}.* .rela.gnu.linkonce.b.*}) } | |
437 | ${REL_LARGE} | |
438 | ${IREL_IN_PLT+$REL_IFUNC} | |
439 | ${IREL_IN_PLT+$RELA_IFUNC} | |
440 | ${IREL_IN_PLT-$REL_IPLT} | |
441 | ${IREL_IN_PLT-$RELA_IPLT} | |
442 | EOF | |
443 | ||
444 | if [ -n "$COMBRELOC" ]; then | |
445 | cat >> ldscripts/dyntmp.$$ <<EOF | |
446 | .rel.dyn ${RELOCATING-0} : | |
447 | { | |
448 | EOF | |
449 | sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;/__rela_iplt_/d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$ | |
450 | cat >> ldscripts/dyntmp.$$ <<EOF | |
451 | } | |
452 | .rela.dyn ${RELOCATING-0} : | |
453 | { | |
454 | EOF | |
455 | sed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;/__rel_iplt_/d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$ | |
456 | cat >> ldscripts/dyntmp.$$ <<EOF | |
457 | } | |
458 | EOF | |
459 | fi | |
460 | ||
461 | cat >> ldscripts/dyntmp.$$ <<EOF | |
462 | .rel.plt ${RELOCATING-0} : | |
463 | { | |
464 | *(.rel.plt) | |
465 | ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}}} | |
466 | ${IREL_IN_PLT+${RELOCATING+*(.rel.iplt)}} | |
467 | ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}}} | |
468 | } | |
469 | .rela.plt ${RELOCATING-0} : | |
470 | { | |
471 | *(.rela.plt) | |
472 | ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}}} | |
473 | ${IREL_IN_PLT+${RELOCATING+*(.rela.iplt)}} | |
474 | ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}}} | |
475 | } | |
476 | ${OTHER_PLT_RELOC_SECTIONS} | |
477 | EOF | |
478 | ||
479 | emit_dyn() | |
480 | { | |
481 | if test -z "${NO_REL_RELOCS}${NO_RELA_RELOCS}"; then | |
482 | cat ldscripts/dyntmp.$$ | |
483 | else | |
484 | if test -z "${NO_REL_RELOCS}"; then | |
485 | sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d;/^[ ]*\.rela\./d;/__rela_iplt_/d' ldscripts/dyntmp.$$ | |
486 | fi | |
487 | if test -z "${NO_RELA_RELOCS}"; then | |
488 | sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d;/^[ ]*\.rel\./d;/__rel_iplt_/d' ldscripts/dyntmp.$$ | |
489 | fi | |
490 | fi | |
491 | rm -f ldscripts/dyntmp.$$ | |
492 | } | |
493 | ||
494 | test -n "${NON_ALLOC_DYN}${SEPARATE_CODE}" || emit_dyn | |
495 | ||
496 | cat <<EOF | |
497 | ${RELOCATING+${TEXT_SEGMENT_ALIGN}} | |
498 | ||
499 | .init ${RELOCATING-0}${RELOCATING+${INIT_ADDR}} : | |
500 | { | |
501 | ${RELOCATING+${INIT_START}} | |
502 | KEEP (*(SORT_NONE(.init))) | |
503 | ${RELOCATING+${INIT_END}} | |
504 | } ${FILL} | |
505 | ||
506 | ${TEXT_PLT+${PLT_NEXT_DATA-${PLT} ${OTHER_PLT_SECTIONS}}} | |
507 | ${TINY_READONLY_SECTION} | |
508 | .text ${RELOCATING-0} : | |
509 | { | |
510 | ${RELOCATING+${TEXT_START_SYMBOLS}} | |
511 | ${RELOCATING+*(.text.unlikely .text.*_unlikely .text.unlikely.*)} | |
512 | ${RELOCATING+*(.text.exit .text.exit.*)} | |
513 | ${RELOCATING+*(.text.startup .text.startup.*)} | |
514 | ${RELOCATING+*(.text.hot .text.hot.*)} | |
5fa5f8f5 | 515 | ${RELOCATING+*(SORT(.text.sorted.*))} |
fca8e23c | 516 | *(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*}) |
075a2b89 | 517 | /* .gnu.warning sections are handled specially by elf.em. */ |
fca8e23c JM |
518 | *(.gnu.warning) |
519 | ${RELOCATING+${OTHER_TEXT_SECTIONS}} | |
520 | } ${FILL} | |
521 | .fini ${RELOCATING-0}${RELOCATING+${FINI_ADDR}} : | |
522 | { | |
523 | ${RELOCATING+${FINI_START}} | |
524 | KEEP (*(SORT_NONE(.fini))) | |
525 | ${RELOCATING+${FINI_END}} | |
526 | } ${FILL} | |
527 | ${RELOCATING+PROVIDE (__${ETEXT_NAME} = .);} | |
528 | ${RELOCATING+PROVIDE (_${ETEXT_NAME} = .);} | |
529 | ${RELOCATING+PROVIDE (${ETEXT_NAME} = .);} | |
530 | ${RELOCATING+${TEXT_SEGMENT_ALIGN}} | |
531 | EOF | |
532 | ||
533 | if test -n "${SEPARATE_CODE}${SEPARATE_TEXT}"; then | |
534 | if test -n "${RODATA_ADDR}"; then | |
535 | RODATA_ADDR="\ | |
536 | SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR}) + SIZEOF_HEADERS" | |
537 | else | |
538 | RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" | |
539 | RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR})" | |
540 | fi | |
541 | if test -n "${SHLIB_RODATA_ADDR}"; then | |
542 | SHLIB_RODATA_ADDR="\ | |
543 | SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR}) + SIZEOF_HEADERS" | |
544 | else | |
545 | SHLIB_RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" | |
546 | SHLIB_RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR})" | |
547 | fi | |
548 | cat <<EOF | |
549 | ${RELOCATING+/* Adjust the address for the rodata segment. We want to adjust up to | |
550 | the same address within the page on the next page up. */ | |
551 | ${CREATE_SHLIB-${CREATE_PIE-. = ${RODATA_ADDR};}} | |
552 | ${CREATE_SHLIB+. = ${SHLIB_RODATA_ADDR};} | |
553 | ${CREATE_PIE+. = ${SHLIB_RODATA_ADDR};}} | |
554 | EOF | |
555 | if test -n "${SEPARATE_CODE}"; then | |
556 | emit_early_ro | |
557 | emit_dyn | |
558 | fi | |
559 | fi | |
560 | ||
561 | cat <<EOF | |
562 | ${WRITABLE_RODATA-${RODATA}} | |
563 | .${RODATA_NAME}1 ${RELOCATING-0} : { *(.${RODATA_NAME}1) } | |
564 | ${CREATE_SHLIB-${SDATA2}} | |
565 | ${CREATE_SHLIB-${SBSS2}} | |
566 | ${OTHER_READONLY_SECTIONS} | |
567 | .eh_frame_hdr ${RELOCATING-0} : { *(.eh_frame_hdr)${RELOCATING+ *(.eh_frame_entry .eh_frame_entry.*)} } | |
568 | .eh_frame ${RELOCATING-0} : ONLY_IF_RO { KEEP (*(.eh_frame))${RELOCATING+ *(.eh_frame.*)} } | |
569 | .gcc_except_table ${RELOCATING-0} : ONLY_IF_RO { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) } | |
570 | .gnu_extab ${RELOCATING-0} : ONLY_IF_RO { *(.gnu_extab*) } | |
571 | /* These sections are generated by the Sun/Oracle C++ compiler. */ | |
572 | .exception_ranges ${RELOCATING-0} : ONLY_IF_RO { *(.exception_ranges${RELOCATING+*}) } | |
573 | ${TEXT_PLT+${PLT_NEXT_DATA+${PLT} ${OTHER_PLT_SECTIONS}}} | |
574 | ||
575 | ${RELOCATING+/* Adjust the address for the data segment. We want to adjust up to | |
576 | the same address within the page on the next page up. */} | |
577 | ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+. = ${DATA_ADDR-${DATA_SEGMENT_ALIGN}};}}} | |
578 | ${CREATE_SHLIB+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};} | |
579 | ${CREATE_PIE+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};} | |
580 | ||
581 | /* Exception handling */ | |
582 | .eh_frame ${RELOCATING-0} : ONLY_IF_RW { KEEP (*(.eh_frame))${RELOCATING+ *(.eh_frame.*)} } | |
583 | .gnu_extab ${RELOCATING-0} : ONLY_IF_RW { *(.gnu_extab) } | |
584 | .gcc_except_table ${RELOCATING-0} : ONLY_IF_RW { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) } | |
585 | .exception_ranges ${RELOCATING-0} : ONLY_IF_RW { *(.exception_ranges${RELOCATING+*}) } | |
586 | ||
587 | /* Thread Local Storage sections */ | |
588 | .tdata ${RELOCATING-0} : | |
589 | { | |
590 | ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__tdata_start = .);}} | |
591 | *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*}) | |
592 | } | |
593 | .tbss ${RELOCATING-0} : { *(.tbss${RELOCATING+ .tbss.* .gnu.linkonce.tb.*})${RELOCATING+ *(.tcommon)} } | |
594 | ||
595 | ${RELOCATING+${PREINIT_ARRAY}} | |
596 | ${RELOCATING+${INIT_ARRAY}} | |
597 | ${RELOCATING+${FINI_ARRAY}} | |
598 | ${SMALL_DATA_CTOR-${RELOCATING+${CTOR}}} | |
599 | ${SMALL_DATA_DTOR-${RELOCATING+${DTOR}}} | |
600 | .jcr ${RELOCATING-0} : { KEEP (*(.jcr)) } | |
601 | ||
602 | ${RELOCATING+${DATARELRO}} | |
603 | ${OTHER_RELRO_SECTIONS} | |
604 | ${TEXT_DYNAMIC-${DYNAMIC}} | |
605 | ${OTHER_RELRO_SECTIONS_2} | |
606 | ${DATA_GOT+${RELRO_NOW+${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}}} | |
607 | ${DATA_GOT+${RELRO_NOW+${GOT}}} | |
608 | ${DATA_GOT+${RELRO_NOW+${GOTPLT}}} | |
609 | ${DATA_GOT+${RELRO_NOW-${SEPARATE_GOTPLT+${GOT}}}} | |
610 | ${RELOCATING+${DATA_SEGMENT_RELRO_END}} | |
611 | ${INITIAL_READWRITE_SECTIONS} | |
612 | ${DATA_SDATA+${SDATA}} | |
613 | ${DATA_SDATA+${OTHER_SDATA_SECTIONS}} | |
614 | ${DATA_SDATA+${SBSS}} | |
615 | ${DATA_GOT+${RELRO_NOW-${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}}} | |
616 | ${DATA_GOT+${RELRO_NOW-${SEPARATE_GOTPLT-${GOT}}}} | |
617 | ${DATA_GOT+${RELRO_NOW-${GOTPLT}}} | |
618 | ||
619 | ${DATA_PLT+${PLT_BEFORE_GOT-${PLT}}} | |
620 | ||
621 | .data ${RELOCATING-0} : | |
622 | { | |
623 | ${RELOCATING+${DATA_START_SYMBOLS}} | |
624 | *(.data${RELOCATING+ .data.* .gnu.linkonce.d.*}) | |
625 | ${CONSTRUCTING+SORT(CONSTRUCTORS)} | |
626 | } | |
627 | .data1 ${RELOCATING-0} : { *(.data1) } | |
628 | ${WRITABLE_RODATA+${RODATA}} | |
629 | ${OTHER_READWRITE_SECTIONS} | |
630 | ${SMALL_DATA_CTOR+${RELOCATING+${CTOR}}} | |
631 | ${SMALL_DATA_DTOR+${RELOCATING+${DTOR}}} | |
632 | ${SDATA_GOT+${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}} | |
633 | ${SDATA_GOT+${RELOCATING+${OTHER_GOT_SYMBOLS+. = .; ${OTHER_GOT_SYMBOLS}}}} | |
634 | ${SDATA_GOT+${GOT}} | |
635 | ${SDATA_GOT+${OTHER_GOT_SECTIONS}} | |
636 | ${DATA_SDATA-${SDATA}} | |
637 | ${DATA_SDATA-${OTHER_SDATA_SECTIONS}} | |
638 | ${RELOCATING+${DATA_END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_edata = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}edata = .);}} | |
639 | ${RELOCATING+. = .;} | |
640 | ${RELOCATING+${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}__bss_start = .${CREATE_SHLIB+)};} | |
641 | ${RELOCATING+${OTHER_BSS_SYMBOLS}} | |
642 | ${DATA_SDATA-${SBSS}} | |
643 | ${BSS_PLT+${PLT}} | |
644 | .${BSS_NAME} ${RELOCATING-0} : | |
645 | { | |
646 | ${RELOCATING+*(.dynbss)} | |
647 | *(.${BSS_NAME}${RELOCATING+ .${BSS_NAME}.* .gnu.linkonce.b.*}) | |
648 | ${RELOCATING+*(COMMON) | |
649 | /* Align here to ensure that the .bss section occupies space up to | |
650 | _end. Align after .bss to ensure correct alignment even if the | |
651 | .bss section disappears because there are no input sections. | |
652 | FIXME: Why do we need it? When there is no .bss section, we do not | |
653 | pad the .data section. */ | |
654 | . = ALIGN(. != 0 ? ${ALIGNMENT} : 1);} | |
655 | } | |
656 | ${OTHER_BSS_SECTIONS} | |
657 | ${LARGE_BSS_AFTER_BSS+${LARGE_BSS}} | |
658 | ${RELOCATING+${OTHER_BSS_END_SYMBOLS}} | |
659 | ${RELOCATING+. = ALIGN(${ALIGNMENT});} | |
660 | EOF | |
661 | ||
662 | LARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${LARGE_DATA_ADDR-.});" | |
663 | SHLIB_LARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${SHLIB_LARGE_DATA_ADDR-.});" | |
664 | ||
665 | cat <<EOF | |
666 | ${RELOCATING+${CREATE_SHLIB-${CREATE_PIE-${LARGE_DATA_ADDR}}}} | |
667 | ${CREATE_SHLIB+${SHLIB_LARGE_DATA_ADDR}} | |
668 | ${CREATE_PIE+${SHLIB_LARGE_DATA_ADDR}} | |
669 | ${LARGE_SECTIONS} | |
670 | ${LARGE_BSS_AFTER_BSS-${LARGE_BSS}} | |
671 | ${RELOCATING+. = ALIGN(${ALIGNMENT});} | |
672 | ${RELOCATING+${OTHER_END_SYMBOLS}} | |
673 | ${RELOCATING+${END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_end = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}end = .);}} | |
674 | ${RELOCATING+${DATA_SEGMENT_END}} | |
675 | ${TINY_DATA_SECTION} | |
676 | ${TINY_BSS_SECTION} | |
677 | ${STACK_ADDR+${STACK}} | |
678 | EOF | |
679 | ||
680 | test -z "${NON_ALLOC_DYN}" || emit_dyn | |
681 | ||
682 | cat <<EOF | |
683 | /* Stabs debugging sections. */ | |
684 | .stab 0 : { *(.stab) } | |
685 | .stabstr 0 : { *(.stabstr) } | |
686 | .stab.excl 0 : { *(.stab.excl) } | |
687 | .stab.exclstr 0 : { *(.stab.exclstr) } | |
688 | .stab.index 0 : { *(.stab.index) } | |
689 | .stab.indexstr 0 : { *(.stab.indexstr) } | |
690 | ||
691 | .comment 0 : { *(.comment) } | |
692 | ||
693 | .gnu.build.attributes : { *(.gnu.build.attributes${RELOCATING+ .gnu.build.attributes.*}) } | |
694 | ||
695 | EOF | |
696 | ||
697 | cat <<EOF | |
698 | ${ATTRS_SECTIONS} | |
699 | ${OTHER_SECTIONS} | |
700 | ${RELOCATING+${OTHER_SYMBOLS}} | |
701 | ${RELOCATING+${DISCARDED}} | |
702 | } | |
703 | EOF |