1/* Script for -pie -z combreloc */ 2/* Copyright (C) 2014-2021 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. */ 6OUTPUT_FORMAT("elf32-bigaarch64", "elf32-bigaarch64", 7 "elf32-littleaarch64") 8OUTPUT_ARCH(aarch64:ilp32) 9ENTRY(_start) 10SEARCH_DIR("=/aarch64-none-linux-gnu/libilp32"); SEARCH_DIR("=/usr/local/libilp32"); SEARCH_DIR("=/libilp32"); SEARCH_DIR("=/usr/libilp32"); SEARCH_DIR("=/aarch64-none-linux-gnu/lib"); SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib"); 11SECTIONS 12{ 13 /* Read-only sections, merged into text segment: */ 14 PROVIDE (__executable_start = SEGMENT_START("text-segment", 0)); . = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS; 15 .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.dyn : 25 { 26 *(.rela.init) 27 *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) 28 *(.rela.fini) 29 *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) 30 *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) 31 *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) 32 *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) 33 *(.rela.ctors) 34 *(.rela.dtors) 35 *(.rela.got) 36 *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) 37 *(.rela.ifunc) 38 } 39 .rela.plt : 40 { 41 *(.rela.plt) 42 *(.rela.iplt) 43 } 44 .init : 45 { 46 KEEP (*(SORT_NONE(.init))) 47 } =0x1f2003d5 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 *(SORT(.text.sorted.*)) 56 *(.text .stub .text.* .gnu.linkonce.t.*) 57 /* .gnu.warning sections are handled specially by elf.em. */ 58 *(.gnu.warning) 59 } =0x1f2003d5 60 .fini : 61 { 62 KEEP (*(SORT_NONE(.fini))) 63 } =0x1f2003d5 64 PROVIDE (__etext = .); 65 PROVIDE (_etext = .); 66 PROVIDE (etext = .); 67 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } 68 .rodata1 : { *(.rodata1) } 69 .eh_frame_hdr : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) } 70 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) } 71 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } 72 .gnu_extab : ONLY_IF_RO { *(.gnu_extab*) } 73 /* These sections are generated by the Sun/Oracle C++ compiler. */ 74 .exception_ranges : ONLY_IF_RO { *(.exception_ranges*) } 75 /* Adjust the address for the data segment. We want to adjust up to 76 the same address within the page on the next page up. */ 77 . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 78 /* Exception handling */ 79 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) } 80 .gnu_extab : ONLY_IF_RW { *(.gnu_extab) } 81 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } 82 .exception_ranges : ONLY_IF_RW { *(.exception_ranges*) } 83 /* Thread Local Storage sections */ 84 .tdata : 85 { 86 PROVIDE_HIDDEN (__tdata_start = .); 87 *(.tdata .tdata.* .gnu.linkonce.td.*) 88 } 89 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 90 .preinit_array : 91 { 92 PROVIDE_HIDDEN (__preinit_array_start = .); 93 KEEP (*(.preinit_array)) 94 PROVIDE_HIDDEN (__preinit_array_end = .); 95 } 96 .init_array : 97 { 98 PROVIDE_HIDDEN (__init_array_start = .); 99 KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*))) 100 KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors)) 101 PROVIDE_HIDDEN (__init_array_end = .); 102 } 103 .fini_array : 104 { 105 PROVIDE_HIDDEN (__fini_array_start = .); 106 KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*))) 107 KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors)) 108 PROVIDE_HIDDEN (__fini_array_end = .); 109 } 110 .ctors : 111 { 112 /* gcc uses crtbegin.o to find the start of 113 the constructors, so we make sure it is 114 first. Because this is a wildcard, it 115 doesn't matter if the user does not 116 actually link against crtbegin.o; the 117 linker won't look for a file to match a 118 wildcard. The wildcard also means that it 119 doesn't matter which directory crtbegin.o 120 is in. */ 121 KEEP (*crtbegin.o(.ctors)) 122 KEEP (*crtbegin?.o(.ctors)) 123 /* We don't want to include the .ctor section from 124 the crtend.o file until after the sorted ctors. 125 The .ctor section from the crtend file contains the 126 end of ctors marker and it must be last */ 127 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) 128 KEEP (*(SORT(.ctors.*))) 129 KEEP (*(.ctors)) 130 } 131 .dtors : 132 { 133 KEEP (*crtbegin.o(.dtors)) 134 KEEP (*crtbegin?.o(.dtors)) 135 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) 136 KEEP (*(SORT(.dtors.*))) 137 KEEP (*(.dtors)) 138 } 139 .jcr : { KEEP (*(.jcr)) } 140 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) } 141 .dynamic : { *(.dynamic) } 142 .got : { *(.got) *(.igot) } 143 . = DATA_SEGMENT_RELRO_END (12, .); 144 .got.plt : { *(.got.plt) *(.igot.plt) } 145 .data : 146 { 147 PROVIDE (__data_start = .); 148 *(.data .data.* .gnu.linkonce.d.*) 149 SORT(CONSTRUCTORS) 150 } 151 .data1 : { *(.data1) } 152 _edata = .; PROVIDE (edata = .); 153 . = .; 154 __bss_start = .; 155 __bss_start__ = .; 156 .bss : 157 { 158 *(.dynbss) 159 *(.bss .bss.* .gnu.linkonce.b.*) 160 *(COMMON) 161 /* Align here to ensure that the .bss section occupies space up to 162 _end. Align after .bss to ensure correct alignment even if the 163 .bss section disappears because there are no input sections. 164 FIXME: Why do we need it? When there is no .bss section, we do not 165 pad the .data section. */ 166 . = ALIGN(. != 0 ? 32 / 8 : 1); 167 } 168 _bss_end__ = .; __bss_end__ = .; 169 . = ALIGN(32 / 8); 170 . = SEGMENT_START("ldata-segment", .); 171 . = ALIGN(32 / 8); 172 __end__ = .; 173 _end = .; PROVIDE (end = .); 174 . = DATA_SEGMENT_END (.); 175 /* Stabs debugging sections. */ 176 .stab 0 : { *(.stab) } 177 .stabstr 0 : { *(.stabstr) } 178 .stab.excl 0 : { *(.stab.excl) } 179 .stab.exclstr 0 : { *(.stab.exclstr) } 180 .stab.index 0 : { *(.stab.index) } 181 .stab.indexstr 0 : { *(.stab.indexstr) } 182 .comment 0 : { *(.comment) } 183 .gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) } 184 /* DWARF debug sections. 185 Symbols in the DWARF debugging sections are relative to the beginning 186 of the section so we begin them at 0. */ 187 /* DWARF 1. */ 188 .debug 0 : { *(.debug) } 189 .line 0 : { *(.line) } 190 /* GNU DWARF 1 extensions. */ 191 .debug_srcinfo 0 : { *(.debug_srcinfo) } 192 .debug_sfnames 0 : { *(.debug_sfnames) } 193 /* DWARF 1.1 and DWARF 2. */ 194 .debug_aranges 0 : { *(.debug_aranges) } 195 .debug_pubnames 0 : { *(.debug_pubnames) } 196 /* DWARF 2. */ 197 .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } 198 .debug_abbrev 0 : { *(.debug_abbrev) } 199 .debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end) } 200 .debug_frame 0 : { *(.debug_frame) } 201 .debug_str 0 : { *(.debug_str) } 202 .debug_loc 0 : { *(.debug_loc) } 203 .debug_macinfo 0 : { *(.debug_macinfo) } 204 /* SGI/MIPS DWARF 2 extensions. */ 205 .debug_weaknames 0 : { *(.debug_weaknames) } 206 .debug_funcnames 0 : { *(.debug_funcnames) } 207 .debug_typenames 0 : { *(.debug_typenames) } 208 .debug_varnames 0 : { *(.debug_varnames) } 209 /* DWARF 3. */ 210 .debug_pubtypes 0 : { *(.debug_pubtypes) } 211 .debug_ranges 0 : { *(.debug_ranges) } 212 /* DWARF 5. */ 213 .debug_addr 0 : { *(.debug_addr) } 214 .debug_line_str 0 : { *(.debug_line_str) } 215 .debug_loclists 0 : { *(.debug_loclists) } 216 .debug_macro 0 : { *(.debug_macro) } 217 .debug_names 0 : { *(.debug_names) } 218 .debug_rnglists 0 : { *(.debug_rnglists) } 219 .debug_str_offsets 0 : { *(.debug_str_offsets) } 220 .debug_sup 0 : { *(.debug_sup) } 221 .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) KEEP (*(.gnu.attributes)) } 222 .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) } 223 /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) } 224} 225