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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("elf64-littleaarch64", "elf64-bigaarch64",
8 "elf64-littleaarch64")
9OUTPUT_ARCH(aarch64)
10ENTRY(_start)
Ben Cheng7823f2a2014-04-08 14:53:42 -070011SECTIONS
12{
13 /* Read-only sections, merged into text segment: */
Ben Cheng79781f52014-05-19 10:33:46 -070014 PROVIDE (__executable_start = 0x400000); . = 0x400000 + SIZEOF_HEADERS;
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 .rela.init : { *(.rela.init) }
25 .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
26 .rela.fini : { *(.rela.fini) }
27 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
28 .rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
29 .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
30 .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
31 .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
32 .rela.ctors : { *(.rela.ctors) }
33 .rela.dtors : { *(.rela.dtors) }
34 .rela.got : { *(.rela.got) }
35 .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
36 .rela.ifunc : { *(.rela.ifunc) }
37 .rela.plt :
38 {
39 *(.rela.plt)
40 PROVIDE_HIDDEN (__rela_iplt_start = .);
41 *(.rela.iplt)
42 PROVIDE_HIDDEN (__rela_iplt_end = .);
43 }
44 .init :
45 {
46 KEEP (*(SORT_NONE(.init)))
47 } =0
48 .plt : ALIGN(16) { *(.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 *(.text .stub .text.* .gnu.linkonce.t.*)
56 /* .gnu.warning sections are handled specially by elf32.em. */
57 *(.gnu.warning)
58 } =0
59 .fini :
60 {
61 KEEP (*(SORT_NONE(.fini)))
62 } =0
63 PROVIDE (__etext = .);
64 PROVIDE (_etext = .);
65 PROVIDE (etext = .);
66 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
67 .rodata1 : { *(.rodata1) }
68 .eh_frame_hdr : { *(.eh_frame_hdr) }
69 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
70 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table
71 .gcc_except_table.*) }
72 /* These sections are generated by the Sun/Oracle C++ compiler. */
73 .exception_ranges : ONLY_IF_RO { *(.exception_ranges
74 .exception_ranges*) }
Ben Cheng79781f52014-05-19 10:33:46 -070075 /* Adjust the address for the data segment. For 32 bits we want to align
76 at exactly a page boundary to make life easier for apriori. */
Ben Cheng7823f2a2014-04-08 14:53:42 -070077 . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
78 /* Exception handling */
79 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
80 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
81 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
82 /* Thread Local Storage sections */
83 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
84 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
Ben Cheng79781f52014-05-19 10:33:46 -070085 /* Ensure the __preinit_array_start label is properly aligned. We
86 could instead move the label definition inside the section, but
87 the linker would then create the section even if it turns out to
88 be empty, which isn't pretty. */
Rong Xua1f277f2014-09-05 13:42:16 -070089 . = ALIGN(64 / 8);
Ben Cheng79781f52014-05-19 10:33:46 -070090 PROVIDE_HIDDEN (__preinit_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -070091 .preinit_array :
92 {
Ben Cheng7823f2a2014-04-08 14:53:42 -070093 KEEP (*(.preinit_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -070094 }
Ben Cheng79781f52014-05-19 10:33:46 -070095 PROVIDE_HIDDEN (__preinit_array_end = .);
96 PROVIDE_HIDDEN (__init_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -070097 .init_array :
98 {
Ben Cheng79781f52014-05-19 10:33:46 -070099 KEEP (*crtbegin*.o(.init_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700100 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700101 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700102 }
Ben Cheng79781f52014-05-19 10:33:46 -0700103 PROVIDE_HIDDEN (__init_array_end = .);
104 PROVIDE_HIDDEN (__fini_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700105 .fini_array :
106 {
Ben Cheng79781f52014-05-19 10:33:46 -0700107 KEEP (*crtbegin*.o(.fini_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700108 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700109 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700110 }
Ben Cheng79781f52014-05-19 10:33:46 -0700111 PROVIDE_HIDDEN (__fini_array_end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700112 .ctors :
113 {
114 /* gcc uses crtbegin.o to find the start of
115 the constructors, so we make sure it is
116 first. Because this is a wildcard, it
117 doesn't matter if the user does not
118 actually link against crtbegin.o; the
119 linker won't look for a file to match a
120 wildcard. The wildcard also means that it
121 doesn't matter which directory crtbegin.o
122 is in. */
123 KEEP (*crtbegin.o(.ctors))
Ben Cheng79781f52014-05-19 10:33:46 -0700124 KEEP (*crtbegin*.o(.ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700125 /* We don't want to include the .ctor section from
126 the crtend.o file until after the sorted ctors.
127 The .ctor section from the crtend file contains the
128 end of ctors marker and it must be last */
Ben Cheng79781f52014-05-19 10:33:46 -0700129 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700130 KEEP (*(SORT(.ctors.*)))
131 KEEP (*(.ctors))
132 }
133 .dtors :
134 {
135 KEEP (*crtbegin.o(.dtors))
Ben Cheng79781f52014-05-19 10:33:46 -0700136 KEEP (*crtbegin*.o(.dtors))
137 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700138 KEEP (*(SORT(.dtors.*)))
139 KEEP (*(.dtors))
140 }
141 .jcr : { KEEP (*(.jcr)) }
142 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
143 .dynamic : { *(.dynamic) }
144 .got : { *(.got) *(.igot) }
145 . = DATA_SEGMENT_RELRO_END (24, .);
146 .got.plt : { *(.got.plt) *(.igot.plt) }
147 .data :
148 {
149 PROVIDE (__data_start = .);
150 *(.data .data.* .gnu.linkonce.d.*)
151 SORT(CONSTRUCTORS)
152 }
153 .data1 : { *(.data1) }
154 _edata = .; PROVIDE (edata = .);
155 . = .;
156 __bss_start = .;
157 __bss_start__ = .;
158 .bss :
159 {
160 *(.dynbss)
161 *(.bss .bss.* .gnu.linkonce.b.*)
162 *(COMMON)
163 /* Align here to ensure that the .bss section occupies space up to
164 _end. Align after .bss to ensure correct alignment even if the
Ben Cheng79781f52014-05-19 10:33:46 -0700165 .bss section disappears because there are no input sections. */
166 . = ALIGN(64 / 8);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700167 }
168 _bss_end__ = . ; __bss_end__ = . ;
169 . = ALIGN(64 / 8);
170 . = SEGMENT_START("ldata-segment", .);
171 . = ALIGN(64 / 8);
172 __end__ = . ;
Ben Cheng79781f52014-05-19 10:33:46 -0700173 _end = .;
174 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ;
175 PROVIDE (end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700176 . = DATA_SEGMENT_END (.);
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 /* DWARF debug sections.
186 Symbols in the DWARF debugging sections are relative to the beginning
187 of the section so we begin them at 0. */
188 /* DWARF 1 */
189 .debug 0 : { *(.debug) }
190 .line 0 : { *(.line) }
191 /* GNU DWARF 1 extensions */
192 .debug_srcinfo 0 : { *(.debug_srcinfo) }
193 .debug_sfnames 0 : { *(.debug_sfnames) }
194 /* DWARF 1.1 and DWARF 2 */
195 .debug_aranges 0 : { *(.debug_aranges) }
196 .debug_pubnames 0 : { *(.debug_pubnames) }
197 /* DWARF 2 */
198 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
199 .debug_abbrev 0 : { *(.debug_abbrev) }
200 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) }
201 .debug_frame 0 : { *(.debug_frame) }
202 .debug_str 0 : { *(.debug_str) }
203 .debug_loc 0 : { *(.debug_loc) }
204 .debug_macinfo 0 : { *(.debug_macinfo) }
205 /* SGI/MIPS DWARF 2 extensions */
206 .debug_weaknames 0 : { *(.debug_weaknames) }
207 .debug_funcnames 0 : { *(.debug_funcnames) }
208 .debug_typenames 0 : { *(.debug_typenames) }
209 .debug_varnames 0 : { *(.debug_varnames) }
210 /* DWARF 3 */
211 .debug_pubtypes 0 : { *(.debug_pubtypes) }
212 .debug_ranges 0 : { *(.debug_ranges) }
213 /* DWARF Extension. */
214 .debug_macro 0 : { *(.debug_macro) }
215 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
216 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
Ben Cheng79781f52014-05-19 10:33:46 -0700217 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
Ben Cheng7823f2a2014-04-08 14:53:42 -0700218}