1/* Default linker script, for normal executables */ 2/* From binutils-2.19 */ 3OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", 4 "elf32-powerpc") 5OUTPUT_ARCH(powerpc:common) 6ENTRY(_start) 7SEARCH_DIR("=/usr/local/lib"); SEARCH_DIR("=/lib"); SEARCH_DIR("=/usr/lib"); 8 9PHDRS 10{ 11 phdr PT_PHDR PHDRS; 12 ro PT_LOAD FILEHDR PHDRS; 13 rw PT_LOAD; 14 L4_DEFINE_L4PHDRS 15} 16 17SECTIONS 18{ 19 /* Read-only sections, merged into text segment: */ 20 PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x01800000)); . = SEGMENT_START("text-segment", 0x01800000) + SIZEOF_HEADERS; 21 /DISCARD/ : 22 { *(.interp) 23 *(.note.gnu.build-id) 24 *(.hash) 25 *(.gnu.hash) 26 *(.dynsym) 27 *(.dynstr) 28 *(.gnu.version) 29 *(.gnu.version_d) 30 *(.gnu.version_r) 31 *(.rel.init) 32 *(.rela.init) 33 *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) 34 *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) 35 *(.rel.fini) 36 *(.rela.fini) 37 *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) 38 *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) 39 *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) 40 *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) 41 *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) 42 *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) 43 *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) 44 *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) 45 *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) 46 *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) 47 *(.rel.ctors) 48 *(.rela.ctors) 49 *(.rel.dtors) 50 *(.rela.dtors) 51 *(.rel.got) 52 *(.rela.got) 53 *(.rela.got1) 54 *(.rela.got2) 55 *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) 56 *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) 57 *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) 58 *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) 59 *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) 60 *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) 61 *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) 62 *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) 63 *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) 64 *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) 65 *(.rel.plt) 66 *(.rela.plt) } 67 .text : 68 { 69 _stext = .; 70 _program_img_start = _stext; 71 *(.text .stub .text.* .gnu.linkonce.t.*) 72 KEEP(*(.text.*personality*)) 73 /* .gnu.warning sections are handled specially by elf32.em. */ 74 *(.gnu.warning) 75 *(.glink) 76 } :ro = 0 77 .init : 78 { 79 KEEP (*(.init)) 80 } :ro = 0 81 .fini : 82 { 83 KEEP (*(.fini)) 84 } :ro = 0 85 PROVIDE (__etext = .); 86 PROVIDE (_etext = .); 87 PROVIDE (etext = .); 88 .rol4re_elf_aux : { 89 KEEP (*(.rol4re_elf_aux)) 90 } : ro : l4re_aux 91 .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } : ro 92 .rodata1 : { *(.rodata1) } 93 .sdata2 : 94 { 95 PROVIDE (_SDA2_BASE_ = 32768); 96 *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) 97 } 98 .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) } 99 .eh_frame_hdr : { *(.eh_frame_hdr) } :ro 100 .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } 101 .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) } 102 . = ALIGN(CONSTANT(MAXPAGESIZE)); 103 /* Adjust the address for the data segment. We want to adjust up to 104 the same address within the page on the next page up. */ 105 . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE)); 106 107 PROVIDE(_sdata = .); 108 /* Exception handling */ 109 .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) } :rw 110 .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) } :rw 111 /* Thread Local Storage sections */ 112 .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) } :rw 113 .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) } 114 .preinit_array : 115 { 116 PROVIDE_HIDDEN (__preinit_array_start = .); 117 KEEP (*(.preinit_array)) 118 PROVIDE_HIDDEN (__preinit_array_end = .); 119 } 120 .init_array : 121 { 122 PROVIDE_HIDDEN (__init_array_start = .); 123 KEEP (*(SORT(.init_array.*))) 124 KEEP (*(.init_array)) 125 PROVIDE_HIDDEN (__init_array_end = .); 126 } 127 .fini_array : 128 { 129 PROVIDE_HIDDEN (__fini_array_start = .); 130 KEEP (*(.fini_array)) 131 KEEP (*(SORT(.fini_array.*))) 132 PROVIDE_HIDDEN (__fini_array_end = .); 133 } 134 /* . = ALIGN(0x1000); */ 135 .ctors : 136 { 137 /* gcc uses crtbegin.o to find the start of 138 the constructors, so we make sure it is 139 first. Because this is a wildcard, it 140 doesn't matter if the user does not 141 actually link against crtbegin.o; the 142 linker won't look for a file to match a 143 wildcard. The wildcard also means that it 144 doesn't matter which directory crtbegin.o 145 is in. */ 146 KEEP (*crtbegin.o(.ctors)) 147 KEEP (*crtbegin?.o(.ctors)) 148 /* We don't want to include the .ctor section from 149 the crtend.o file until after the sorted ctors. 150 The .ctor section from the crtend file contains the 151 end of ctors marker and it must be last */ 152 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) 153 KEEP (*(SORT(.ctors.*))) 154 KEEP (*(.ctors)) 155 } 156 .dtors : 157 { 158 KEEP (*crtbegin.o(.dtors)) 159 KEEP (*crtbegin?.o(.dtors)) 160 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) 161 KEEP (*(SORT(.dtors.*))) 162 KEEP (*(.dtors)) 163 } 164 .jcr : { KEEP (*(.jcr)) } 165 .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) } 166 .got1 : { *(.got1) } 167 .got2 : { *(.got2) } 168 .dynamic : { *(.dynamic) } 169 .got : SPECIAL { *(.got) } 170 . = DATA_SEGMENT_RELRO_END (0, .); 171 .plt : SPECIAL { *(.plt) } 172 .data : 173 { 174 *(.data .data.* .gnu.linkonce.d.*) 175 KEEP (*(.gnu.linkonce.d.*personality*)) 176 SORT(CONSTRUCTORS) 177 } 178 .data1 : { *(.data1) } 179 .got : SPECIAL { *(.got) } 180 /* We want the small data sections together, so single-instruction offsets 181 can access them all, and initialized data all before uninitialized, so 182 we can shorten the on-disk segment size. */ 183 .sdata : 184 { 185 PROVIDE (_SDA_BASE_ = 32768); 186 *(.sdata .sdata.* .gnu.linkonce.s.*) 187 } 188 _edata = .; PROVIDE (edata = .); 189 __bss_start = .; 190 .sbss : 191 { 192 PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .); 193 *(.dynsbss) 194 *(.sbss .sbss.* .gnu.linkonce.sb.*) 195 *(.scommon) 196 PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .); 197 } 198 .plt : SPECIAL { *(.plt) } 199 .bss : 200 { 201 *(.dynbss) 202 *(.bss .bss.* .gnu.linkonce.b.*) 203 *(COMMON) 204 /* Align here to ensure that the .bss section occupies space up to 205 _end. Align after .bss to ensure correct alignment even if the 206 .bss section disappears because there are no input sections. 207 FIXME: Why do we need it? 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