1 /* Default linker script, for normal executables */ 2 /* Modified for Android. */ 3 OUTPUT_FORMAT("elf32-littleaarch64", "elf32-bigaarch64", 4 "elf32-littleaarch64") 5 OUTPUT_ARCH(aarch64:ilp32) 6 ENTRY(_start) 7 SECTIONS 8 { 9 /* Read-only sections, merged into text segment: */ 10 PROVIDE (__executable_start = 0x400000); . = 0x400000 + SIZEOF_HEADERS; 11 .interp : { *(.interp) } 12 .note.gnu.build-id : { *(.note.gnu.build-id) } 13 .hash : { *(.hash) } 14 .gnu.hash : { *(.gnu.hash) } 15 .dynsym : { *(.dynsym) } 16 .dynstr : { *(.dynstr) } 17 .gnu.version : { *(.gnu.version) } 18 .gnu.version_d : { *(.gnu.version_d) } 19 .gnu.version_r : { *(.gnu.version_r) } 20 .rela.init : { *(.rela.init) } 21 .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) } 22 .rela.fini : { *(.rela.fini) } 23 .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) } 24 .rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) } 25 .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) } 26 .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) } 27 .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) } 28 .rela.ctors : { *(.rela.ctors) } 29 .rela.dtors : { *(.rela.dtors) } 30 .rela.got : { *(.rela.got) } 31 .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) } 32 .rela.ifunc : { *(.rela.ifunc) } 33 .rela.plt : 34 { 35 *(.rela.plt) 36 PROVIDE_HIDDEN (__rela_iplt_start = .); 37 *(.rela.iplt) 38 PROVIDE_HIDDEN (__rela_iplt_end = .); 39 } 40 .init : 41 { 42 KEEP (*(SORT_NONE(.init))) 43 } =0 44 .plt : ALIGN(16) { *(.plt) *(.iplt) } 45 .text : 46 { 47 *(.text.unlikely .text.*_unlikely .text.unlikely.*) 48 *(.text.exit .text.exit.*) 49 *(.text.startup .text.startup.*) 50 *(.text.hot .text.hot.*) 51 *(.text .stub .text.* .gnu.linkonce.t.*) 52 /* .gnu.warning sections are handled specially by elf32.em. */ 53 *(.gnu.warning) 54 } =0 55 .fini : 56 { 57 KEEP (*(SORT_NONE(.fini))) 58 } =0 59 PROVIDE (__etext = .); 60 PROVIDE (_etext = .); 61 PROVIDE (etext = .); 62 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 63 .rodata1 : { *(.rodata1) } 64 .eh_frame_hdr : { *(.eh_frame_hdr) } 65 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 66 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table 67 .gcc_except_table.*) } 68 /* These sections are generated by the Sun/Oracle C++ compiler. */ 69 .exception_ranges : ONLY_IF_RO { *(.exception_ranges 70 .exception_ranges*) } 71 /* Adjust the address for the data segment. For 32 bits we want to align 72 at exactly a page boundary to make life easier for apriori. */ 73 . = ALIGN (CONSTANT (MAXPAGESIZE)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 74 /* Exception handling */ 75 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } 76 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 77 .exception_ranges : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) } 78 /* Thread Local Storage sections */ 79 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } 80 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 81 /* Ensure the __preinit_array_start label is properly aligned. We 82 could instead move the label definition inside the section, but 83 the linker would then create the section even if it turns out to 84 be empty, which isn't pretty. */ 85 . = ALIGN(32 / 8); 86 PROVIDE_HIDDEN (__preinit_array_start = .); 87 .preinit_array : 88 { 89 KEEP (*(.preinit_array)) 90 } 91 PROVIDE_HIDDEN (__preinit_array_end = .); 92 PROVIDE_HIDDEN (__init_array_start = .); 93 .init_array : 94 { 95 KEEP (*crtbegin*.o(.init_array)) 96 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 97 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .ctors)) 98 } 99 PROVIDE_HIDDEN (__init_array_end = .); 100 PROVIDE_HIDDEN (__fini_array_start = .); 101 .fini_array : 102 { 103 KEEP (*crtbegin*.o(.fini_array)) 104 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) 105 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin*.o *crtend.o *crtend*.o ) .dtors)) 106 } 107 PROVIDE_HIDDEN (__fini_array_end = .); 108 .ctors : 109 { 110 /* gcc uses crtbegin.o to find the start of 111 the constructors, so we make sure it is 112 first. Because this is a wildcard, it 113 doesn't matter if the user does not 114 actually link against crtbegin.o; the 115 linker won't look for a file to match a 116 wildcard. The wildcard also means that it 117 doesn't matter which directory crtbegin.o 118 is in. */ 119 KEEP (*crtbegin.o(.ctors)) 120 KEEP (*crtbegin*.o(.ctors)) 121 /* We don't want to include the .ctor section from 122 the crtend.o file until after the sorted ctors. 123 The .ctor section from the crtend file contains the 124 end of ctors marker and it must be last */ 125 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .ctors)) 126 KEEP (*(SORT(.ctors.*))) 127 KEEP (*(.ctors)) 128 } 129 .dtors : 130 { 131 KEEP (*crtbegin.o(.dtors)) 132 KEEP (*crtbegin*.o(.dtors)) 133 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend*.o ) .dtors)) 134 KEEP (*(SORT(.dtors.*))) 135 KEEP (*(.dtors)) 136 } 137 .jcr : { KEEP (*(.jcr)) } 138 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 139 .dynamic : { *(.dynamic) } 140 .got : { *(.got) *(.igot) } 141 . = DATA_SEGMENT_RELRO_END (12, .); 142 .got.plt : { *(.got.plt) *(.igot.plt) } 143 .data : 144 { 145 PROVIDE (__data_start = .); 146 *(.data .data.* .gnu.linkonce.d.*) 147 SORT(CONSTRUCTORS) 148 } 149 .data1 : { *(.data1) } 150 _edata = .; PROVIDE (edata = .); 151 . = .; 152 __bss_start = .; 153 __bss_start__ = .; 154 .bss : 155 { 156 *(.dynbss) 157 *(.bss .bss.* .gnu.linkonce.b.*) 158 *(COMMON) 159 /* Align here to ensure that the .bss section occupies space up to 160 _end. Align after .bss to ensure correct alignment even if the 161 .bss section disappears because there are no input sections. */ 162 . = ALIGN(32 / 8); 163 } 164 _bss_end__ = . ; __bss_end__ = . ; 165 . = ALIGN(32 / 8); 166 . = SEGMENT_START("ldata-segment", .); 167 . = ALIGN(32 / 8); 168 __end__ = . ; 169 _end = .; 170 _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; 171 PROVIDE (end = .); 172 . = DATA_SEGMENT_END (.); 173 /* Stabs debugging sections. */ 174 .stab 0 : { *(.stab) } 175 .stabstr 0 : { *(.stabstr) } 176 .stab.excl 0 : { *(.stab.excl) } 177 .stab.exclstr 0 : { *(.stab.exclstr) } 178 .stab.index 0 : { *(.stab.index) } 179 .stab.indexstr 0 : { *(.stab.indexstr) } 180 .comment 0 : { *(.comment) } 181 /* DWARF debug sections. 182 Symbols in the DWARF debugging sections are relative to the beginning 183 of the section so we begin them at 0. */ 184 /* DWARF 1 */ 185 .debug 0 : { *(.debug) } 186 .line 0 : { *(.line) } 187 /* GNU DWARF 1 extensions */ 188 .debug_srcinfo 0 : { *(.debug_srcinfo) } 189 .debug_sfnames 0 : { *(.debug_sfnames) } 190 /* DWARF 1.1 and DWARF 2 */ 191 .debug_aranges 0 : { *(.debug_aranges) } 192 .debug_pubnames 0 : { *(.debug_pubnames) } 193 /* DWARF 2 */ 194 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 195 .debug_abbrev 0 : { *(.debug_abbrev) } 196 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end ) } 197 .debug_frame 0 : { *(.debug_frame) } 198 .debug_str 0 : { *(.debug_str) } 199 .debug_loc 0 : { *(.debug_loc) } 200 .debug_macinfo 0 : { *(.debug_macinfo) } 201 /* SGI/MIPS DWARF 2 extensions */ 202 .debug_weaknames 0 : { *(.debug_weaknames) } 203 .debug_funcnames 0 : { *(.debug_funcnames) } 204 .debug_typenames 0 : { *(.debug_typenames) } 205 .debug_varnames 0 : { *(.debug_varnames) } 206 /* DWARF 3 */ 207 .debug_pubtypes 0 : { *(.debug_pubtypes) } 208 .debug_ranges 0 : { *(.debug_ranges) } 209 /* DWARF Extension. */ 210 .debug_macro 0 : { *(.debug_macro) } 211 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) } 212 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) } 213 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) *(.mdebug.*) } 214 } 215
