1/* Script for -z separate-code */
2/* Copyright (C) 2014-2021 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.  */
6OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
7	      "elf32-littlearm")
8OUTPUT_ARCH(arm)
9ENTRY(_start)
10SEARCH_DIR("=/aarch64-none-linux-gnu/lib"); SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib");
11SECTIONS
12{
13  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x8000)); . = SEGMENT_START("text-segment", 0x8000);
14  .interp         : { *(.interp) }
15  .note.gnu.build-id  : { *(.note.gnu.build-id) }
16  .hash           : { *(.hash) }
17  .gnu.hash       : { *(.gnu.hash) }
18  .dynsym         : { *(.dynsym) }
19  .dynstr         : { *(.dynstr) }
20  .gnu.version    : { *(.gnu.version) }
21  .gnu.version_d  : { *(.gnu.version_d) }
22  .gnu.version_r  : { *(.gnu.version_r) }
23  .rel.init       : { *(.rel.init) }
24  .rela.init      : { *(.rela.init) }
25  .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
26  .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
27  .rel.fini       : { *(.rel.fini) }
28  .rela.fini      : { *(.rela.fini) }
29  .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
30  .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
31  .rel.data.rel.ro   : { *(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) }
32  .rela.data.rel.ro   : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
33  .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
34  .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
35  .rel.tdata	  : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
36  .rela.tdata	  : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
37  .rel.tbss	  : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
38  .rela.tbss	  : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
39  .rel.ctors      : { *(.rel.ctors) }
40  .rela.ctors     : { *(.rela.ctors) }
41  .rel.dtors      : { *(.rel.dtors) }
42  .rela.dtors     : { *(.rela.dtors) }
43  .rel.got        : { *(.rel.got) }
44  .rela.got       : { *(.rela.got) }
45  .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
46  .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
47  .rel.iplt       :
48    {
49      PROVIDE_HIDDEN (__rel_iplt_start = .);
50      *(.rel.iplt)
51      PROVIDE_HIDDEN (__rel_iplt_end = .);
52    }
53  .rela.iplt      :
54    {
55      PROVIDE_HIDDEN (__rela_iplt_start = .);
56      *(.rela.iplt)
57      PROVIDE_HIDDEN (__rela_iplt_end = .);
58    }
59  .rel.plt        :
60    {
61      *(.rel.plt)
62    }
63  .rela.plt       :
64    {
65      *(.rela.plt)
66    }
67  . = ALIGN(CONSTANT (MAXPAGESIZE));
68  .init           :
69  {
70    KEEP (*(SORT_NONE(.init)))
71  }
72  .plt            : { *(.plt) }
73  .iplt           : { *(.iplt) }
74  .text           :
75  {
76    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
77    *(.text.exit .text.exit.*)
78    *(.text.startup .text.startup.*)
79    *(.text.hot .text.hot.*)
80    *(SORT(.text.sorted.*))
81    *(.text .stub .text.* .gnu.linkonce.t.*)
82    /* .gnu.warning sections are handled specially by elf.em.  */
83    *(.gnu.warning)
84    *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
85  }
86  .fini           :
87  {
88    KEEP (*(SORT_NONE(.fini)))
89  }
90  PROVIDE (__etext = .);
91  PROVIDE (_etext = .);
92  PROVIDE (etext = .);
93  . = ALIGN(CONSTANT (MAXPAGESIZE));
94  /* Adjust the address for the rodata segment.  We want to adjust up to
95     the same address within the page on the next page up.  */
96  . = SEGMENT_START("rodata-segment", ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)));
97  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
98  .rodata1        : { *(.rodata1) }
99  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
100  .ARM.exidx   :
101    {
102      PROVIDE_HIDDEN (__exidx_start = .);
103      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
104      PROVIDE_HIDDEN (__exidx_end = .);
105    }
106  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
107  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
108  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
109  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
110  /* These sections are generated by the Sun/Oracle C++ compiler.  */
111  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
112  /* Adjust the address for the data segment.  We want to adjust up to
113     the same address within the page on the next page up.  */
114  . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
115  /* Exception handling  */
116  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
117  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
118  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
119  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
120  /* Thread Local Storage sections  */
121  .tdata	  :
122   {
123     PROVIDE_HIDDEN (__tdata_start = .);
124     *(.tdata .tdata.* .gnu.linkonce.td.*)
125   }
126  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
127  .preinit_array    :
128  {
129    PROVIDE_HIDDEN (__preinit_array_start = .);
130    KEEP (*(.preinit_array))
131    PROVIDE_HIDDEN (__preinit_array_end = .);
132  }
133  .init_array    :
134  {
135    PROVIDE_HIDDEN (__init_array_start = .);
136    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
137    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
138    PROVIDE_HIDDEN (__init_array_end = .);
139  }
140  .fini_array    :
141  {
142    PROVIDE_HIDDEN (__fini_array_start = .);
143    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
144    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
145    PROVIDE_HIDDEN (__fini_array_end = .);
146  }
147  .ctors          :
148  {
149    /* gcc uses crtbegin.o to find the start of
150       the constructors, so we make sure it is
151       first.  Because this is a wildcard, it
152       doesn't matter if the user does not
153       actually link against crtbegin.o; the
154       linker won't look for a file to match a
155       wildcard.  The wildcard also means that it
156       doesn't matter which directory crtbegin.o
157       is in.  */
158    KEEP (*crtbegin.o(.ctors))
159    KEEP (*crtbegin?.o(.ctors))
160    /* We don't want to include the .ctor section from
161       the crtend.o file until after the sorted ctors.
162       The .ctor section from the crtend file contains the
163       end of ctors marker and it must be last */
164    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
165    KEEP (*(SORT(.ctors.*)))
166    KEEP (*(.ctors))
167  }
168  .dtors          :
169  {
170    KEEP (*crtbegin.o(.dtors))
171    KEEP (*crtbegin?.o(.dtors))
172    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
173    KEEP (*(SORT(.dtors.*)))
174    KEEP (*(.dtors))
175  }
176  .jcr            : { KEEP (*(.jcr)) }
177  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
178  .dynamic        : { *(.dynamic) }
179  .got            : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
180  .data           :
181  {
182    __data_start = .;
183    *(.data .data.* .gnu.linkonce.d.*)
184    SORT(CONSTRUCTORS)
185  }
186  .data1          : { *(.data1) }
187  _edata = .; PROVIDE (edata = .);
188  /* This section contains data that is initialized during load,
189     but not during the application's initialization sequence.  */
190  .persistent :
191  {
192    . = ALIGN(32 / 8);
193    PROVIDE (__persistent_start = .);
194    *(.persistent .persistent.* .gnu.linkonce.p.*)
195    . = ALIGN(32 / 8);
196    PROVIDE (__persistent_end = .);
197  }
198  . = .;
199  __bss_start = .;
200  __bss_start__ = .;
201  .bss            :
202  {
203   *(.dynbss)
204   *(.bss .bss.* .gnu.linkonce.b.*)
205   *(COMMON)
206   /* Align here to ensure that the .bss section occupies space up to
207      _end.  Align after .bss to ensure correct alignment even if the
208      .bss section disappears because there are no input sections.
209      FIXME: Why do we need it? When there is no .bss section, we do not
210      pad the .data section.  */
211   . = ALIGN(. != 0 ? 32 / 8 : 1);
212  }
213  _bss_end__ = .; __bss_end__ = .;
214  /* This section contains data that is not initialized during load,
215     or during the application's initialization sequence.  */
216  .noinit (NOLOAD) :
217  {
218    . = ALIGN(32 / 8);
219    PROVIDE (__noinit_start = .);
220    *(.noinit .noinit.* .gnu.linkonce.n.*)
221    . = ALIGN(32 / 8);
222    PROVIDE (__noinit_end = .);
223  }
224  . = ALIGN(32 / 8);
225  . = SEGMENT_START("ldata-segment", .);
226  . = ALIGN(32 / 8);
227  __end__ = .;
228  _end = .; PROVIDE (end = .);
229  .stack         0x80000 :
230  {
231    _stack = .;
232    *(.stack)
233  }
234  /* Stabs debugging sections.  */
235  .stab          0 : { *(.stab) }
236  .stabstr       0 : { *(.stabstr) }
237  .stab.excl     0 : { *(.stab.excl) }
238  .stab.exclstr  0 : { *(.stab.exclstr) }
239  .stab.index    0 : { *(.stab.index) }
240  .stab.indexstr 0 : { *(.stab.indexstr) }
241  .comment       0 : { *(.comment) }
242  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
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 .debug_line.* .debug_line_end) }
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 5.  */
272  .debug_addr     0 : { *(.debug_addr) }
273  .debug_line_str 0 : { *(.debug_line_str) }
274  .debug_loclists 0 : { *(.debug_loclists) }
275  .debug_macro    0 : { *(.debug_macro) }
276  .debug_names    0 : { *(.debug_names) }
277  .debug_rnglists 0 : { *(.debug_rnglists) }
278  .debug_str_offsets 0 : { *(.debug_str_offsets) }
279  .debug_sup      0 : { *(.debug_sup) }
280  .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
281  .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
282  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
283}
284