1/* Script for -pie -z combreloc -z relro -z now */
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-bigaarch64", "elf32-bigaarch64",
7	      "elf32-littleaarch64")
8OUTPUT_ARCH(aarch64:ilp32)
9ENTRY(_start)
10SEARCH_DIR("=/aarch64-none-linux-gnu/lib");
11SECTIONS
12{
13  /* Read-only sections, merged into text segment: */
14  PROVIDE (__executable_start = SEGMENT_START("text-segment", 0)); . = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS;
15  .interp         : { *(.interp) }
16  .note.gnu.build-id  : { *(.note.gnu.build-id) }
17  .hash           : { *(.hash) }
18  .gnu.hash       : { *(.gnu.hash) }
19  .dynsym         : { *(.dynsym) }
20  .dynstr         : { *(.dynstr) }
21  .gnu.version    : { *(.gnu.version) }
22  .gnu.version_d  : { *(.gnu.version_d) }
23  .gnu.version_r  : { *(.gnu.version_r) }
24  .rela.dyn       :
25    {
26      *(.rela.init)
27      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
28      *(.rela.fini)
29      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
30      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
31      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
32      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
33      *(.rela.ctors)
34      *(.rela.dtors)
35      *(.rela.got)
36      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
37      *(.rela.ifunc)
38    }
39  .rela.plt       :
40    {
41      *(.rela.plt)
42      *(.rela.iplt)
43    }
44  .init           :
45  {
46    KEEP (*(SORT_NONE(.init)))
47  } =0x1f2003d5
48  .plt            : { *(.plt) *(.iplt) }
49  .text           :
50  {
51    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
52    *(.text.exit .text.exit.*)
53    *(.text.startup .text.startup.*)
54    *(.text.hot .text.hot.*)
55    *(SORT(.text.sorted.*))
56    *(.text .stub .text.* .gnu.linkonce.t.*)
57    /* .gnu.warning sections are handled specially by elf.em.  */
58    *(.gnu.warning)
59  } =0x1f2003d5
60  .fini           :
61  {
62    KEEP (*(SORT_NONE(.fini)))
63  } =0x1f2003d5
64  PROVIDE (__etext = .);
65  PROVIDE (_etext = .);
66  PROVIDE (etext = .);
67  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
68  .rodata1        : { *(.rodata1) }
69  .eh_frame_hdr   : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
70  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
71  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
72  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
73  /* These sections are generated by the Sun/Oracle C++ compiler.  */
74  .exception_ranges   : ONLY_IF_RO { *(.exception_ranges*) }
75  /* Adjust the address for the data segment.  We want to adjust up to
76     the same address within the page on the next page up.  */
77  . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
78  /* Exception handling  */
79  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
80  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
81  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
82  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges*) }
83  /* Thread Local Storage sections  */
84  .tdata	  :
85   {
86     PROVIDE_HIDDEN (__tdata_start = .);
87     *(.tdata .tdata.* .gnu.linkonce.td.*)
88   }
89  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
90  .preinit_array    :
91  {
92    PROVIDE_HIDDEN (__preinit_array_start = .);
93    KEEP (*(.preinit_array))
94    PROVIDE_HIDDEN (__preinit_array_end = .);
95  }
96  .init_array    :
97  {
98    PROVIDE_HIDDEN (__init_array_start = .);
99    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
100    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
101    PROVIDE_HIDDEN (__init_array_end = .);
102  }
103  .fini_array    :
104  {
105    PROVIDE_HIDDEN (__fini_array_start = .);
106    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
107    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
108    PROVIDE_HIDDEN (__fini_array_end = .);
109  }
110  .ctors          :
111  {
112    /* gcc uses crtbegin.o to find the start of
113       the constructors, so we make sure it is
114       first.  Because this is a wildcard, it
115       doesn't matter if the user does not
116       actually link against crtbegin.o; the
117       linker won't look for a file to match a
118       wildcard.  The wildcard also means that it
119       doesn't matter which directory crtbegin.o
120       is in.  */
121    KEEP (*crtbegin.o(.ctors))
122    KEEP (*crtbegin?.o(.ctors))
123    /* We don't want to include the .ctor section from
124       the crtend.o file until after the sorted ctors.
125       The .ctor section from the crtend file contains the
126       end of ctors marker and it must be last */
127    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
128    KEEP (*(SORT(.ctors.*)))
129    KEEP (*(.ctors))
130  }
131  .dtors          :
132  {
133    KEEP (*crtbegin.o(.dtors))
134    KEEP (*crtbegin?.o(.dtors))
135    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
136    KEEP (*(SORT(.dtors.*)))
137    KEEP (*(.dtors))
138  }
139  .jcr            : { KEEP (*(.jcr)) }
140  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
141  .dynamic        : { *(.dynamic) }
142  .got            : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
143  .data           :
144  {
145    __data_start = .;
146    *(.data .data.* .gnu.linkonce.d.*)
147    SORT(CONSTRUCTORS)
148  }
149  .data1          : { *(.data1) }
150  _edata = .; PROVIDE (edata = .);
151  . = .;
152  __bss_start = .;
153  __bss_start__ = .;
154  .bss            :
155  {
156   *(.dynbss)
157   *(.bss .bss.* .gnu.linkonce.b.*)
158   *(COMMON)
159   /* Align here to ensure that the .bss section occupies space up to
160      _end.  Align after .bss to ensure correct alignment even if the
161      .bss section disappears because there are no input sections.
162      FIXME: Why do we need it? When there is no .bss section, we do not
163      pad the .data section.  */
164   . = ALIGN(. != 0 ? 32 / 8 : 1);
165  }
166  _bss_end__ = .; __bss_end__ = .;
167  . = ALIGN(32 / 8);
168  . = SEGMENT_START("ldata-segment", .);
169  . = ALIGN(32 / 8);
170  __end__ = .;
171  _end = .; PROVIDE (end = .);
172  .stack         0x80000 :
173  {
174    _stack = .;
175    *(.stack)
176  }
177  /* Stabs debugging sections.  */
178  .stab          0 : { *(.stab) }
179  .stabstr       0 : { *(.stabstr) }
180  .stab.excl     0 : { *(.stab.excl) }
181  .stab.exclstr  0 : { *(.stab.exclstr) }
182  .stab.index    0 : { *(.stab.index) }
183  .stab.indexstr 0 : { *(.stab.indexstr) }
184  .comment       0 : { *(.comment) }
185  .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
186  /* DWARF debug sections.
187     Symbols in the DWARF debugging sections are relative to the beginning
188     of the section so we begin them at 0.  */
189  /* DWARF 1.  */
190  .debug          0 : { *(.debug) }
191  .line           0 : { *(.line) }
192  /* GNU DWARF 1 extensions.  */
193  .debug_srcinfo  0 : { *(.debug_srcinfo) }
194  .debug_sfnames  0 : { *(.debug_sfnames) }
195  /* DWARF 1.1 and DWARF 2.  */
196  .debug_aranges  0 : { *(.debug_aranges) }
197  .debug_pubnames 0 : { *(.debug_pubnames) }
198  /* DWARF 2.  */
199  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
200  .debug_abbrev   0 : { *(.debug_abbrev) }
201  .debug_line     0 : { *(.debug_line .debug_line.* .debug_line_end) }
202  .debug_frame    0 : { *(.debug_frame) }
203  .debug_str      0 : { *(.debug_str) }
204  .debug_loc      0 : { *(.debug_loc) }
205  .debug_macinfo  0 : { *(.debug_macinfo) }
206  /* SGI/MIPS DWARF 2 extensions.  */
207  .debug_weaknames 0 : { *(.debug_weaknames) }
208  .debug_funcnames 0 : { *(.debug_funcnames) }
209  .debug_typenames 0 : { *(.debug_typenames) }
210  .debug_varnames  0 : { *(.debug_varnames) }
211  /* DWARF 3.  */
212  .debug_pubtypes 0 : { *(.debug_pubtypes) }
213  .debug_ranges   0 : { *(.debug_ranges) }
214  /* DWARF 5.  */
215  .debug_addr     0 : { *(.debug_addr) }
216  .debug_line_str 0 : { *(.debug_line_str) }
217  .debug_loclists 0 : { *(.debug_loclists) }
218  .debug_macro    0 : { *(.debug_macro) }
219  .debug_names    0 : { *(.debug_names) }
220  .debug_rnglists 0 : { *(.debug_rnglists) }
221  .debug_str_offsets 0 : { *(.debug_str_offsets) }
222  .debug_sup      0 : { *(.debug_sup) }
223  .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
224  .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
225  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
226}
227