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1.1 root 1: /* Default linker script, for normal executables */
2: OUTPUT_FORMAT("elf32-i386", "elf32-i386",
3: "elf32-i386")
4: OUTPUT_ARCH(i386)
5: ENTRY(_start)
6: SECTIONS
7: {
8: /*
9: * There are specific requirements about entry points, so we have it
10: * configurable via `_START': `.text' will begin there and `.text.start' will
11: * be first in there. See also `i386/i386at/boothdr.S' and
12: * `gnumach_LINKFLAGS' in `i386/Makefrag.am'.
13: */
14: . = _START;
15: .text :
16: AT (_START_MAP)
17: {
18: *(.text.start)
19: *(.text .stub .text.* .gnu.linkonce.t.*)
20: *(.text.unlikely .text.*_unlikely)
21: KEEP (*(.text.*personality*))
22: /* .gnu.warning sections are handled specially by elf32.em. */
23: *(.gnu.warning)
24: } =0x90909090
25: .init :
26: {
27: KEEP (*(.init))
28: } =0x90909090
29: .fini :
30: {
31: KEEP (*(.fini))
32: } =0x90909090
33: PROVIDE (__etext = .);
34: PROVIDE (_etext = .);
35: PROVIDE (etext = .);
36:
37: /* Read-only sections, merged into text segment: */
38: PROVIDE (__executable_start = .);
39: .interp : { *(.interp) }
40: .note.gnu.build-id : { *(.note.gnu.build-id) }
41: .hash : { *(.hash) }
42: .gnu.hash : { *(.gnu.hash) }
43: .dynsym : { *(.dynsym) }
44: .dynstr : { *(.dynstr) }
45: .gnu.version : { *(.gnu.version) }
46: .gnu.version_d : { *(.gnu.version_d) }
47: .gnu.version_r : { *(.gnu.version_r) }
48: .rel.init : { *(.rel.init) }
49: .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
50: .rel.fini : { *(.rel.fini) }
51: .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
52: .rel.data.rel.ro : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
53: .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
54: .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
55: .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
56: .rel.ctors : { *(.rel.ctors) }
57: .rel.dtors : { *(.rel.dtors) }
58: .rel.got : { *(.rel.got) }
59: .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
60: .rel.ifunc : { *(.rel.ifunc) }
61: .rel.plt :
62: {
63: *(.rel.plt)
64: PROVIDE_HIDDEN (__rel_iplt_start = .);
65: *(.rel.iplt)
66: PROVIDE_HIDDEN (__rel_iplt_end = .);
67: }
68: .plt : { *(.plt) *(.iplt) }
69: .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
70: .rodata1 : { *(.rodata1) }
71: .eh_frame_hdr : { *(.eh_frame_hdr) }
72: .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
73: .gcc_except_table : ONLY_IF_RO { *(.gcc_except_table
74: .gcc_except_table.*) }
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: . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
78: /* Exception handling */
79: .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
80: .gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
81: /* Thread Local Storage sections */
82: .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
83: .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
84: .preinit_array :
85: {
86: PROVIDE_HIDDEN (__preinit_array_start = .);
87: KEEP (*(.preinit_array))
88: PROVIDE_HIDDEN (__preinit_array_end = .);
89: }
90: .init_array :
91: {
92: PROVIDE_HIDDEN (__init_array_start = .);
93: KEEP (*(SORT(.init_array.*)))
94: KEEP (*(.init_array))
95: PROVIDE_HIDDEN (__init_array_end = .);
96: }
97: .fini_array :
98: {
99: PROVIDE_HIDDEN (__fini_array_start = .);
100: KEEP (*(SORT(.fini_array.*)))
101: KEEP (*(.fini_array))
102: PROVIDE_HIDDEN (__fini_array_end = .);
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* .gnu.linkonce.d.rel.ro.*) }
135: .dynamic : { *(.dynamic) }
136: .got : { *(.got) *(.igot) }
137: . = DATA_SEGMENT_RELRO_END (12, .);
138: .got.plt : { *(.got.plt) *(.igot.plt) }
139: .data :
140: {
141: *(.data .data.* .gnu.linkonce.d.*)
142: SORT(CONSTRUCTORS)
143: }
144: .data1 : { *(.data1) }
145: _edata = .; PROVIDE (edata = .);
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: FIXME: Why do we need it? When there is no .bss section, we don't
156: pad the .data section. */
157: . = ALIGN(. != 0 ? 32 / 8 : 1);
158: }
159: . = ALIGN(32 / 8);
160: . = ALIGN(32 / 8);
161: _end = .; PROVIDE (end = .);
162: . = DATA_SEGMENT_END (.);
163: /* Stabs debugging sections. */
164: .stab 0 : { *(.stab) }
165: .stabstr 0 : { *(.stabstr) }
166: .stab.excl 0 : { *(.stab.excl) }
167: .stab.exclstr 0 : { *(.stab.exclstr) }
168: .stab.index 0 : { *(.stab.index) }
169: .stab.indexstr 0 : { *(.stab.indexstr) }
170: .comment 0 : { *(.comment) }
171: /* DWARF debug sections.
172: Symbols in the DWARF debugging sections are relative to the beginning
173: of the section so we begin them at 0. */
174: /* DWARF 1 */
175: .debug 0 : { *(.debug) }
176: .line 0 : { *(.line) }
177: /* GNU DWARF 1 extensions */
178: .debug_srcinfo 0 : { *(.debug_srcinfo) }
179: .debug_sfnames 0 : { *(.debug_sfnames) }
180: /* DWARF 1.1 and DWARF 2 */
181: .debug_aranges 0 : { *(.debug_aranges) }
182: .debug_pubnames 0 : { *(.debug_pubnames) }
183: /* DWARF 2 */
184: .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
185: .debug_abbrev 0 : { *(.debug_abbrev) }
186: .debug_line 0 : { *(.debug_line) }
187: .debug_frame 0 : { *(.debug_frame) }
188: .debug_str 0 : { *(.debug_str) }
189: .debug_loc 0 : { *(.debug_loc) }
190: .debug_macinfo 0 : { *(.debug_macinfo) }
191: /* SGI/MIPS DWARF 2 extensions */
192: .debug_weaknames 0 : { *(.debug_weaknames) }
193: .debug_funcnames 0 : { *(.debug_funcnames) }
194: .debug_typenames 0 : { *(.debug_typenames) }
195: .debug_varnames 0 : { *(.debug_varnames) }
196: /* DWARF 3 */
197: .debug_pubtypes 0 : { *(.debug_pubtypes) }
198: .debug_ranges 0 : { *(.debug_ranges) }
199: .gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
200: /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
201: }
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