1 /* Script for --shared -z combreloc -z now -z relro: shared library, combine & sort relocs */ 2 /* 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. */ 6 OUTPUT_FORMAT("elf32-bigaarch64", "elf32-bigaarch64", 7 "elf32-littleaarch64") 8 OUTPUT_ARCH(aarch64:ilp32) 9 ENTRY(_start) 10 SECTIONS 11 { 12 /* Read-only sections, merged into text segment: */ 13 . = 0 + SIZEOF_HEADERS; 14 .note.gnu.build-id : { *(.note.gnu.build-id) } 15 .hash : { *(.hash) } 16 .gnu.hash : { *(.gnu.hash) } 17 .dynsym : { *(.dynsym) } 18 .dynstr : { *(.dynstr) } 19 .gnu.version : { *(.gnu.version) } 20 .gnu.version_d : { *(.gnu.version_d) } 21 .gnu.version_r : { *(.gnu.version_r) } 22 .rela.dyn : 23 { 24 *(.rela.init) 25 *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) 26 *(.rela.fini) 27 *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) 28 *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) 29 *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) 30 *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) 31 *(.rela.ctors) 32 *(.rela.dtors) 33 *(.rela.got) 34 *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) 35 *(.rela.ifunc) 36 } 37 .rela.plt : 38 { 39 *(.rela.plt) 40 *(.rela.iplt) 41 } 42 .init : 43 { 44 KEEP (*(SORT_NONE(.init))) 45 } =0 46 .plt : { *(.plt) *(.iplt) } 47 .text : 48 { 49 *(.text.unlikely .text.*_unlikely .text.unlikely.*) 50 *(.text.exit .text.exit.*) 51 *(.text.startup .text.startup.*) 52 *(.text.hot .text.hot.*) 53 *(.text .stub .text.* .gnu.linkonce.t.*) 54 /* .gnu.warning sections are handled specially by elf32.em. */ 55 *(.gnu.warning) 56 } =0 57 .fini : 58 { 59 KEEP (*(SORT_NONE(.fini))) 60 } =0 61 PROVIDE (__etext = .); 62 PROVIDE (_etext = .); 63 PROVIDE (etext = .); 64 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 65 .rodata1 : { *(.rodata1) } 66 .eh_frame_hdr : { *(.eh_frame_hdr) } 67 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 68 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table 69 .gcc_except_table.*) } 70 /* These sections are generated by the Sun/Oracle C++ compiler. */ 71 .exception_ranges : ONLY_IF_RO { *(.exception_ranges 72 .exception_ranges*) } 73 /* Adjust the address for the data segment. For 32 bits we want to align 74 at exactly a page boundary to make life easier for apriori. */ 75 . = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)); 76 /* Exception handling */ 77 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 78 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 79 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } 80 /* Thread Local Storage sections */ 81 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 82 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 83 /* Ensure the __preinit_array_start label is properly aligned. We 84 could instead move the label definition inside the section, but 85 the linker would then create the section even if it turns out to 86 be empty, which isn't pretty. */ 87 . = ALIGN(32 / 8); 88 .preinit_array : 89 { 90 KEEP (*(.preinit_array)) 91 } 92 .init_array : 93 { 94 KEEP (*crtbegin*.o(.init_array)) 95 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 96 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors)) 97 } 98 .fini_array : 99 { 100 KEEP (*crtbegin*.o(.fini_array)) 101 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) 102 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors)) 103 } 104 .ctors : 105 { 106 /* gcc uses crtbegin.o to find the start of 107 the constructors, so we make sure it is 108 first. Because this is a wildcard, it 109 doesn't matter if the user does not 110 actually link against crtbegin.o; the 111 linker won't look for a file to match a 112 wildcard. The wildcard also means that it 113 doesn't matter which directory crtbegin.o 114 is in. */ 115 KEEP (*crtbegin.o(.ctors)) 116 KEEP (*crtbegin*.o(.ctors)) 117 /* We don't want to include the .ctor section from 118 the crtend.o file until after the sorted ctors. 119 The .ctor section from the crtend file contains the 120 end of ctors marker and it must be last */ 121 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors)) 122 KEEP (*(SORT(.ctors.*))) 123 KEEP (*(.ctors)) 124 } 125 .dtors : 126 { 127 KEEP (*crtbegin.o(.dtors)) 128 KEEP (*crtbegin*.o(.dtors)) 129 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors)) 130 KEEP (*(SORT(.dtors.*))) 131 KEEP (*(.dtors)) 132 } 133 .jcr : { KEEP (*(.jcr)) } 134 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 135 .dynamic : { *(.dynamic) } 136 .got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) } 137 .data : 138 { 139 __data_start = . ; 140 *(.data .data.* .gnu.linkonce.d.*) 141 SORT(CONSTRUCTORS) 142 } 143 .data1 : { *(.data1) } 144 _edata = .; PROVIDE (edata = .); 145 __bss_start = .; 146 __bss_start__ = .; 147 .bss : 148 { 149 *(.dynbss) 150 *(.bss .bss.* .gnu.linkonce.b.*) 151 *(COMMON) 152 /* Align here to ensure that the .bss section occupies space up to 153 _end. Align after .bss to ensure correct alignment even if the 154 .bss section disappears because there are no input sections. */ 155 . = ALIGN(32 / 8); 156 } 157 _bss_end__ = . ; __bss_end__ = . ; 158 . = ALIGN(32 / 8); 159 . = SEGMENT_START("ldata-segment", .); 160 . = ALIGN(32 / 8); 161 __end__ = . ; 162 _end = .; 163 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; 164 PROVIDE (end = .); 165 /* Stabs debugging sections. */ 166 .stab 0 : { *(.stab) } 167 .stabstr 0 : { *(.stabstr) } 168 .stab.excl 0 : { *(.stab.excl) } 169 .stab.exclstr 0 : { *(.stab.exclstr) } 170 .stab.index 0 : { *(.stab.index) } 171 .stab.indexstr 0 : { *(.stab.indexstr) } 172 .comment 0 : { *(.comment) } 173 /* DWARF debug sections. 174 Symbols in the DWARF debugging sections are relative to the beginning 175 of the section so we begin them at 0. */ 176 /* DWARF 1 */ 177 .debug 0 : { *(.debug) } 178 .line 0 : { *(.line) } 179 /* GNU DWARF 1 extensions */ 180 .debug_srcinfo 0 : { *(.debug_srcinfo) } 181 .debug_sfnames 0 : { *(.debug_sfnames) } 182 /* DWARF 1.1 and DWARF 2 */ 183 .debug_aranges 0 : { *(.debug_aranges) } 184 .debug_pubnames 0 : { *(.debug_pubnames) } 185 /* DWARF 2 */ 186 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 187 .debug_abbrev 0 : { *(.debug_abbrev) } 188 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } 189 .debug_frame 0 : { *(.debug_frame) } 190 .debug_str 0 : { *(.debug_str) } 191 .debug_loc 0 : { *(.debug_loc) } 192 .debug_macinfo 0 : { *(.debug_macinfo) } 193 /* SGI/MIPS DWARF 2 extensions */ 194 .debug_weaknames 0 : { *(.debug_weaknames) } 195 .debug_funcnames 0 : { *(.debug_funcnames) } 196 .debug_typenames 0 : { *(.debug_typenames) } 197 .debug_varnames 0 : { *(.debug_varnames) } 198 /* DWARF 3 */ 199 .debug_pubtypes 0 : { *(.debug_pubtypes) } 200 .debug_ranges 0 : { *(.debug_ranges) } 201 /* DWARF Extension. */ 202 .debug_macro 0 : { *(.debug_macro) } 203 .stack 0x80000 : 204 { 205 _stack = .; 206 *(.stack) 207 } 208 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) } 209 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) } 210 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) } 211 } 212
