blob: 3fa618212cd300f141ca8939b3a10b7df4a1e68a [file] [log] [blame]
Ben Cheng7823f2a2014-04-08 14:53:42 -07001/* Default linker script, for normal executables */
Ben Cheng79781f52014-05-19 10:33:46 -07002/* Modified for Android. */
Rong Xue1a8a482015-04-08 12:48:42 -07003/* Copyright (C) 2014 Free Software Foundation, Inc.
4 Copying and distribution of this script, with or without modification,
5 are permitted in any medium without royalty provided the copyright
6 notice and this notice are preserved. */
Ben Cheng7823f2a2014-04-08 14:53:42 -07007OUTPUT_FORMAT("elf32-bigarm", "elf32-bigarm",
8 "elf32-littlearm")
9OUTPUT_ARCH(arm)
10ENTRY(_start)
11SECTIONS
12{
13 /* Read-only sections, merged into text segment: */
Ben Cheng79781f52014-05-19 10:33:46 -070014 PROVIDE (__executable_start = 0x8000); . = 0x8000;
Ben Cheng7823f2a2014-04-08 14:53:42 -070015 .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 .rel.init : { *(.rel.init) }
25 .rela.init : { *(.rela.init) }
26 .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
27 .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
28 .rel.fini : { *(.rel.fini) }
29 .rela.fini : { *(.rela.fini) }
30 .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
31 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
32 .rel.data.rel.ro : { *(.rel.data.rel.ro .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*) }
33 .rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
34 .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
35 .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
36 .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
37 .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
38 .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
39 .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
40 .rel.ctors : { *(.rel.ctors) }
41 .rela.ctors : { *(.rela.ctors) }
42 .rel.dtors : { *(.rel.dtors) }
43 .rela.dtors : { *(.rela.dtors) }
44 .rel.got : { *(.rel.got) }
45 .rela.got : { *(.rela.got) }
46 .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
47 .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
48 .rel.iplt :
49 {
50 PROVIDE_HIDDEN (__rel_iplt_start = .);
51 *(.rel.iplt)
52 PROVIDE_HIDDEN (__rel_iplt_end = .);
53 }
54 .rela.iplt :
55 {
56 PROVIDE_HIDDEN (__rela_iplt_start = .);
57 *(.rela.iplt)
58 PROVIDE_HIDDEN (__rela_iplt_end = .);
59 }
60 .rel.plt :
61 {
62 *(.rel.plt)
63 }
64 .rela.plt :
65 {
66 *(.rela.plt)
67 }
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 *(.text .stub .text.* .gnu.linkonce.t.*)
81 /* .gnu.warning sections are handled specially by elf32.em. */
82 *(.gnu.warning)
83 *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
84 }
85 .fini :
86 {
87 KEEP (*(SORT_NONE(.fini)))
88 }
89 PROVIDE (__etext = .);
90 PROVIDE (_etext = .);
91 PROVIDE (etext = .);
92 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
93 .rodata1 : { *(.rodata1) }
94 .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) }
95 PROVIDE_HIDDEN (__exidx_start = .);
96 .ARM.exidx : { *(.ARM.exidx* .gnu.linkonce.armexidx.*) }
97 PROVIDE_HIDDEN (__exidx_end = .);
98 .eh_frame_hdr : { *(.eh_frame_hdr) }
99 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
100 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table
101 .gcc_except_table.*) }
102 /* These sections are generated by the Sun/Oracle C++ compiler. */
103 .exception_ranges : ONLY_IF_RO { *(.exception_ranges
104 .exception_ranges*) }
Ben Cheng79781f52014-05-19 10:33:46 -0700105 /* Adjust the address for the data segment. For 32 bits we want to align
106 at exactly a page boundary to make life easier for apriori. */
Ben Cheng7823f2a2014-04-08 14:53:42 -0700107 . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
108 /* Exception handling */
109 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
110 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
111 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
112 /* Thread Local Storage sections */
113 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
114 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
Ben Cheng79781f52014-05-19 10:33:46 -0700115 /* Ensure the __preinit_array_start label is properly aligned. We
116 could instead move the label definition inside the section, but
117 the linker would then create the section even if it turns out to
118 be empty, which isn't pretty. */
119 . = ALIGN(32 / 8);
120 PROVIDE_HIDDEN (__preinit_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700121 .preinit_array :
122 {
Ben Cheng7823f2a2014-04-08 14:53:42 -0700123 KEEP (*(.preinit_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700124 }
Ben Cheng79781f52014-05-19 10:33:46 -0700125 PROVIDE_HIDDEN (__preinit_array_end = .);
126 PROVIDE_HIDDEN (__init_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700127 .init_array :
128 {
Ben Cheng79781f52014-05-19 10:33:46 -0700129 KEEP (*crtbegin*.o(.init_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700130 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700131 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700132 }
Ben Cheng79781f52014-05-19 10:33:46 -0700133 PROVIDE_HIDDEN (__init_array_end = .);
134 PROVIDE_HIDDEN (__fini_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700135 .fini_array :
136 {
Ben Cheng79781f52014-05-19 10:33:46 -0700137 KEEP (*crtbegin*.o(.fini_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700138 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700139 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700140 }
Ben Cheng79781f52014-05-19 10:33:46 -0700141 PROVIDE_HIDDEN (__fini_array_end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700142 .ctors :
143 {
144 /* gcc uses crtbegin.o to find the start of
145 the constructors, so we make sure it is
146 first. Because this is a wildcard, it
147 doesn't matter if the user does not
148 actually link against crtbegin.o; the
149 linker won't look for a file to match a
150 wildcard. The wildcard also means that it
151 doesn't matter which directory crtbegin.o
152 is in. */
153 KEEP (*crtbegin.o(.ctors))
Ben Cheng79781f52014-05-19 10:33:46 -0700154 KEEP (*crtbegin*.o(.ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700155 /* We don't want to include the .ctor section from
156 the crtend.o file until after the sorted ctors.
157 The .ctor section from the crtend file contains the
158 end of ctors marker and it must be last */
Ben Cheng79781f52014-05-19 10:33:46 -0700159 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700160 KEEP (*(SORT(.ctors.*)))
161 KEEP (*(.ctors))
162 }
163 .dtors :
164 {
165 KEEP (*crtbegin.o(.dtors))
Ben Cheng79781f52014-05-19 10:33:46 -0700166 KEEP (*crtbegin*.o(.dtors))
167 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700168 KEEP (*(SORT(.dtors.*)))
169 KEEP (*(.dtors))
170 }
171 .jcr : { KEEP (*(.jcr)) }
172 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
173 .dynamic : { *(.dynamic) }
174 .got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
175 .data :
176 {
177 __data_start = . ;
178 *(.data .data.* .gnu.linkonce.d.*)
179 SORT(CONSTRUCTORS)
180 }
181 .data1 : { *(.data1) }
182 _edata = .; PROVIDE (edata = .);
183 . = .;
184 __bss_start = .;
185 __bss_start__ = .;
186 .bss :
187 {
188 *(.dynbss)
189 *(.bss .bss.* .gnu.linkonce.b.*)
190 *(COMMON)
191 /* Align here to ensure that the .bss section occupies space up to
192 _end. Align after .bss to ensure correct alignment even if the
Ben Cheng79781f52014-05-19 10:33:46 -0700193 .bss section disappears because there are no input sections. */
194 . = ALIGN(32 / 8);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700195 }
196 _bss_end__ = . ; __bss_end__ = . ;
197 . = ALIGN(32 / 8);
198 . = SEGMENT_START("ldata-segment", .);
199 . = ALIGN(32 / 8);
200 __end__ = . ;
Ben Cheng79781f52014-05-19 10:33:46 -0700201 _end = .;
202 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
203 PROVIDE (end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700204 /* Stabs debugging sections. */
205 .stab 0 : { *(.stab) }
206 .stabstr 0 : { *(.stabstr) }
207 .stab.excl 0 : { *(.stab.excl) }
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209 .stab.index 0 : { *(.stab.index) }
210 .stab.indexstr 0 : { *(.stab.indexstr) }
211 .comment 0 : { *(.comment) }
212 /* DWARF debug sections.
213 Symbols in the DWARF debugging sections are relative to the beginning
214 of the section so we begin them at 0. */
215 /* DWARF 1 */
216 .debug 0 : { *(.debug) }
217 .line 0 : { *(.line) }
218 /* GNU DWARF 1 extensions */
219 .debug_srcinfo 0 : { *(.debug_srcinfo) }
220 .debug_sfnames 0 : { *(.debug_sfnames) }
221 /* DWARF 1.1 and DWARF 2 */
222 .debug_aranges 0 : { *(.debug_aranges) }
223 .debug_pubnames 0 : { *(.debug_pubnames) }
224 /* DWARF 2 */
225 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
226 .debug_abbrev 0 : { *(.debug_abbrev) }
227 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) }
228 .debug_frame 0 : { *(.debug_frame) }
229 .debug_str 0 : { *(.debug_str) }
230 .debug_loc 0 : { *(.debug_loc) }
231 .debug_macinfo 0 : { *(.debug_macinfo) }
232 /* SGI/MIPS DWARF 2 extensions */
233 .debug_weaknames 0 : { *(.debug_weaknames) }
234 .debug_funcnames 0 : { *(.debug_funcnames) }
235 .debug_typenames 0 : { *(.debug_typenames) }
236 .debug_varnames 0 : { *(.debug_varnames) }
237 /* DWARF 3 */
238 .debug_pubtypes 0 : { *(.debug_pubtypes) }
239 .debug_ranges 0 : { *(.debug_ranges) }
240 /* DWARF Extension. */
241 .debug_macro 0 : { *(.debug_macro) }
242 .stack 0x80000 :
243 {
244 _stack = .;
245 *(.stack)
246 }
247 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
248 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
Ben Cheng79781f52014-05-19 10:33:46 -0700249 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
Ben Cheng7823f2a2014-04-08 14:53:42 -0700250}