blob: 90d22a2f01b81c929bc2beddfe456b888b91510c [file] [log] [blame]
Ben Cheng7823f2a2014-04-08 14:53:42 -07001/* Script for ld -pie: link position independent executable */
2OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
3 "elf32-littlearm")
4OUTPUT_ARCH(arm)
5ENTRY(_start)
Ben Cheng7823f2a2014-04-08 14:53:42 -07006SECTIONS
7{
8 /* Read-only sections, merged into text segment: */
Ben Cheng79781f52014-05-19 10:33:46 -07009 PROVIDE (__executable_start = 0); . = 0 + SIZEOF_HEADERS;
Ben Cheng7823f2a2014-04-08 14:53:42 -070010 .interp : { *(.interp) }
11 .note.gnu.build-id : { *(.note.gnu.build-id) }
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84 PROVIDE (__etext = .);
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94 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
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97 /* These sections are generated by the Sun/Oracle C++ compiler. */
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Ben Cheng79781f52014-05-19 10:33:46 -0700100 /* Adjust the address for the data segment. For 32 bits we want to align
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Ben Cheng7823f2a2014-04-08 14:53:42 -0700103 /* Exception handling */
104 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
105 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
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Ben Cheng79781f52014-05-19 10:33:46 -0700110 /* Ensure the __preinit_array_start label is properly aligned. We
111 could instead move the label definition inside the section, but
112 the linker would then create the section even if it turns out to
113 be empty, which isn't pretty. */
114 . = ALIGN(32 / 8);
115 PROVIDE_HIDDEN (__preinit_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700116 .preinit_array :
117 {
Ben Cheng7823f2a2014-04-08 14:53:42 -0700118 KEEP (*(.preinit_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700119 }
Ben Cheng79781f52014-05-19 10:33:46 -0700120 PROVIDE_HIDDEN (__preinit_array_end = .);
121 PROVIDE_HIDDEN (__init_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700122 .init_array :
123 {
Ben Cheng79781f52014-05-19 10:33:46 -0700124 KEEP (*crtbegin*.o(.init_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700125 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700126 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700127 }
Ben Cheng79781f52014-05-19 10:33:46 -0700128 PROVIDE_HIDDEN (__init_array_end = .);
129 PROVIDE_HIDDEN (__fini_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700130 .fini_array :
131 {
Ben Cheng79781f52014-05-19 10:33:46 -0700132 KEEP (*crtbegin*.o(.fini_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700133 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700134 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700135 }
Ben Cheng79781f52014-05-19 10:33:46 -0700136 PROVIDE_HIDDEN (__fini_array_end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700137 .ctors :
138 {
139 /* gcc uses crtbegin.o to find the start of
140 the constructors, so we make sure it is
141 first. Because this is a wildcard, it
142 doesn't matter if the user does not
143 actually link against crtbegin.o; the
144 linker won't look for a file to match a
145 wildcard. The wildcard also means that it
146 doesn't matter which directory crtbegin.o
147 is in. */
148 KEEP (*crtbegin.o(.ctors))
Ben Cheng79781f52014-05-19 10:33:46 -0700149 KEEP (*crtbegin*.o(.ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700150 /* We don't want to include the .ctor section from
151 the crtend.o file until after the sorted ctors.
152 The .ctor section from the crtend file contains the
153 end of ctors marker and it must be last */
Ben Cheng79781f52014-05-19 10:33:46 -0700154 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700155 KEEP (*(SORT(.ctors.*)))
156 KEEP (*(.ctors))
157 }
158 .dtors :
159 {
160 KEEP (*crtbegin.o(.dtors))
Ben Cheng79781f52014-05-19 10:33:46 -0700161 KEEP (*crtbegin*.o(.dtors))
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Ben Cheng7823f2a2014-04-08 14:53:42 -0700163 KEEP (*(SORT(.dtors.*)))
164 KEEP (*(.dtors))
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188 _end. Align after .bss to ensure correct alignment even if the
Ben Cheng79781f52014-05-19 10:33:46 -0700189 .bss section disappears because there are no input sections. */
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Ben Cheng7823f2a2014-04-08 14:53:42 -0700191 }
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Ben Cheng79781f52014-05-19 10:33:46 -0700197 _end = .;
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Ben Cheng7823f2a2014-04-08 14:53:42 -0700200 . = DATA_SEGMENT_END (.);
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Ben Cheng79781f52014-05-19 10:33:46 -0700241 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
Ben Cheng7823f2a2014-04-08 14:53:42 -0700242}