blob: 9722759a7e2080be01df2430af84e24b563fa539 [file] [log] [blame]
Ben Cheng7823f2a2014-04-08 14:53:42 -07001/* Script for ld -pie: link position independent executable */
Rong Xue1a8a482015-04-08 12:48:42 -07002/* Copyright (C) 2014 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. */
Ben Cheng7823f2a2014-04-08 14:53:42 -07006OUTPUT_FORMAT("elf64-bigaarch64", "elf64-bigaarch64",
7 "elf64-littleaarch64")
8OUTPUT_ARCH(aarch64)
9ENTRY(_start)
Ben Cheng7823f2a2014-04-08 14:53:42 -070010SECTIONS
11{
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Ben Cheng79781f52014-05-19 10:33:46 -070013 PROVIDE (__executable_start = 0); . = 0 + SIZEOF_HEADERS;
Ben Cheng7823f2a2014-04-08 14:53:42 -070014 .interp : { *(.interp) }
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26 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
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Ben Cheng79781f52014-05-19 10:33:46 -070074 /* Adjust the address for the data segment. For 32 bits we want to align
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77 /* Exception handling */
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Ben Cheng79781f52014-05-19 10:33:46 -070084 /* Ensure the __preinit_array_start label is properly aligned. We
85 could instead move the label definition inside the section, but
86 the linker would then create the section even if it turns out to
87 be empty, which isn't pretty. */
Rong Xua1f277f2014-09-05 13:42:16 -070088 . = ALIGN(64 / 8);
Ben Cheng79781f52014-05-19 10:33:46 -070089 PROVIDE_HIDDEN (__preinit_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -070090 .preinit_array :
91 {
Ben Cheng7823f2a2014-04-08 14:53:42 -070092 KEEP (*(.preinit_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -070093 }
Ben Cheng79781f52014-05-19 10:33:46 -070094 PROVIDE_HIDDEN (__preinit_array_end = .);
95 PROVIDE_HIDDEN (__init_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -070096 .init_array :
97 {
Ben Cheng79781f52014-05-19 10:33:46 -070098 KEEP (*crtbegin*.o(.init_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -070099 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700100 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700101 }
Ben Cheng79781f52014-05-19 10:33:46 -0700102 PROVIDE_HIDDEN (__init_array_end = .);
103 PROVIDE_HIDDEN (__fini_array_start = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700104 .fini_array :
105 {
Ben Cheng79781f52014-05-19 10:33:46 -0700106 KEEP (*crtbegin*.o(.fini_array))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700107 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
Ben Cheng79781f52014-05-19 10:33:46 -0700108 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700109 }
Ben Cheng79781f52014-05-19 10:33:46 -0700110 PROVIDE_HIDDEN (__fini_array_end = .);
Ben Cheng7823f2a2014-04-08 14:53:42 -0700111 .ctors :
112 {
113 /* gcc uses crtbegin.o to find the start of
114 the constructors, so we make sure it is
115 first. Because this is a wildcard, it
116 doesn't matter if the user does not
117 actually link against crtbegin.o; the
118 linker won't look for a file to match a
119 wildcard. The wildcard also means that it
120 doesn't matter which directory crtbegin.o
121 is in. */
122 KEEP (*crtbegin.o(.ctors))
Ben Cheng79781f52014-05-19 10:33:46 -0700123 KEEP (*crtbegin*.o(.ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700124 /* We don't want to include the .ctor section from
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126 The .ctor section from the crtend file contains the
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Ben Cheng79781f52014-05-19 10:33:46 -0700128 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700129 KEEP (*(SORT(.ctors.*)))
130 KEEP (*(.ctors))
131 }
132 .dtors :
133 {
134 KEEP (*crtbegin.o(.dtors))
Ben Cheng79781f52014-05-19 10:33:46 -0700135 KEEP (*crtbegin*.o(.dtors))
136 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors))
Ben Cheng7823f2a2014-04-08 14:53:42 -0700137 KEEP (*(SORT(.dtors.*)))
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150 SORT(CONSTRUCTORS)
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Ben Cheng79781f52014-05-19 10:33:46 -0700172 _end = .;
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174 PROVIDE (end = .);
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214 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) }
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Ben Cheng79781f52014-05-19 10:33:46 -0700216 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) }
Ben Cheng7823f2a2014-04-08 14:53:42 -0700217}