xref: /illumos-kvm-cmd/mips.ld (revision 68396ea9)
1/* Default linker script, for normal executables */
2OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips",
3             "elf32-tradlittlemips")
4OUTPUT_ARCH(mips)
5ENTRY(__start)
6SECTIONS
7{
8  /* Read-only sections, merged into text segment: */
9  PROVIDE (__executable_start = 0x0400000); . = 0x0400000 + SIZEOF_HEADERS;
10  .interp         : { *(.interp) }
11  .reginfo        : { *(.reginfo) }
12  .dynamic        : { *(.dynamic) }
13  .hash           : { *(.hash) }
14  .dynsym         : { *(.dynsym) }
15  .dynstr         : { *(.dynstr) }
16  .gnu.version    : { *(.gnu.version) }
17  .gnu.version_d  : { *(.gnu.version_d) }
18  .gnu.version_r  : { *(.gnu.version_r) }
19  .rel.init       : { *(.rel.init) }
20  .rela.init      : { *(.rela.init) }
21  .rel.text       : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
22  .rela.text      : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
23  .rel.fini       : { *(.rel.fini) }
24  .rela.fini      : { *(.rela.fini) }
25  .rel.rodata     : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
26  .rela.rodata    : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
27  .rel.data.rel.ro   : { *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) }
28  .rela.data.rel.ro   : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
29  .rel.data       : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
30  .rela.data      : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
31  .rel.tdata     : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
32  .rela.tdata    : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
33  .rel.tbss      : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
34  .rela.tbss     : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
35  .rel.ctors      : { *(.rel.ctors) }
36  .rela.ctors     : { *(.rela.ctors) }
37  .rel.dtors      : { *(.rel.dtors) }
38  .rela.dtors     : { *(.rela.dtors) }
39  .rel.got        : { *(.rel.got) }
40  .rela.got       : { *(.rela.got) }
41  .rel.sdata      : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
42  .rela.sdata     : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
43  .rel.sbss       : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
44  .rela.sbss      : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
45  .rel.sdata2     : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
46  .rela.sdata2    : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
47  .rel.sbss2      : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
48  .rela.sbss2     : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
49  .rel.bss        : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
50  .rela.bss       : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
51  .rel.plt        : { *(.rel.plt) }
52  .rela.plt       : { *(.rela.plt) }
53  .init           :
54  {
55    KEEP (*(.init))
56  } =0x47ff041f
57  .plt            : { *(.plt) }
58  .text           :
59  {
60    _ftext = . ;
61    *(.text .stub .text.* .gnu.linkonce.t.*)
62    KEEP (*(.text.*personality*))
63    /* .gnu.warning sections are handled specially by elf32.em.  */
64    *(.gnu.warning)
65    *(.mips16.fn.*) *(.mips16.call.*)
66  } =0x47ff041f
67  .fini           :
68  {
69    KEEP (*(.fini))
70  } =0x47ff041f
71  PROVIDE (__etext = .);
72  PROVIDE (_etext = .);
73  PROVIDE (etext = .);
74  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
75  .rodata1        : { *(.rodata1) }
76  .sdata2         :
77  {
78    *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
79  }
80  .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
81  .eh_frame_hdr : { *(.eh_frame_hdr) }
82  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
83  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
84  /* Adjust the address for the data segment.  We want to adjust up to
85     the same address within the page on the next page up.  */
86  . = ALIGN (0x40000) - ((0x40000 - .) & (0x40000 - 1)); . = DATA_SEGMENT_ALIGN (0x40000, 0x1000);
87  /* Exception handling  */
88  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
89  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
90  /* Thread Local Storage sections  */
91  .tdata         : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
92  .tbss                  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
93  .preinit_array     :
94  {
95    PROVIDE_HIDDEN (__preinit_array_start = .);
96    KEEP (*(.preinit_array))
97    PROVIDE_HIDDEN (__preinit_array_end = .);
98  }
99  .init_array     :
100  {
101     PROVIDE_HIDDEN (__init_array_start = .);
102     KEEP (*(SORT(.init_array.*)))
103     KEEP (*(.init_array))
104     PROVIDE_HIDDEN (__init_array_end = .);
105  }
106  .fini_array     :
107  {
108    PROVIDE_HIDDEN (__fini_array_start = .);
109    KEEP (*(.fini_array))
110    KEEP (*(SORT(.fini_array.*)))
111    PROVIDE_HIDDEN (__fini_array_end = .);
112  }
113  .ctors          :
114  {
115    /* gcc uses crtbegin.o to find the start of
116       the constructors, so we make sure it is
117       first.  Because this is a wildcard, it
118       doesn't matter if the user does not
119       actually link against crtbegin.o; the
120       linker won't look for a file to match a
121       wildcard.  The wildcard also means that it
122       doesn't matter which directory crtbegin.o
123       is in.  */
124    KEEP (*crtbegin*.o(.ctors))
125    /* We don't want to include the .ctor section from
126       the crtend.o file until after the sorted ctors.
127       The .ctor section from the crtend file contains the
128       end of ctors marker and it must be last */
129    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
130    KEEP (*(SORT(.ctors.*)))
131    KEEP (*(.ctors))
132  }
133  .dtors          :
134  {
135    KEEP (*crtbegin*.o(.dtors))
136    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
137    KEEP (*(SORT(.dtors.*)))
138    KEEP (*(.dtors))
139  }
140  .jcr            : { KEEP (*(.jcr)) }
141  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
142  . = DATA_SEGMENT_RELRO_END (0, .);
143  .data           :
144  {
145    _fdata = . ;
146    *(.data .data.* .gnu.linkonce.d.*)
147    KEEP (*(.gnu.linkonce.d.*personality*))
148    SORT(CONSTRUCTORS)
149  }
150  .data1          : { *(.data1) }
151  . = .;
152  _gp = ALIGN(16) + 0x7ff0;
153  .got            : { *(.got.plt) *(.got) }
154  /* We want the small data sections together, so single-instruction offsets
155     can access them all, and initialized data all before uninitialized, so
156     we can shorten the on-disk segment size.  */
157  .sdata          :
158  {
159    *(.sdata .sdata.* .gnu.linkonce.s.*)
160  }
161  .lit8           : { *(.lit8) }
162  .lit4           : { *(.lit4) }
163  _edata = .; PROVIDE (edata = .);
164  __bss_start = .;
165  _fbss = .;
166  .sbss           :
167  {
168    *(.dynsbss)
169    *(.sbss .sbss.* .gnu.linkonce.sb.*)
170    *(.scommon)
171  }
172  .bss            :
173  {
174   *(.dynbss)
175   *(.bss .bss.* .gnu.linkonce.b.*)
176   *(COMMON)
177   /* Align here to ensure that the .bss section occupies space up to
178      _end.  Align after .bss to ensure correct alignment even if the
179      .bss section disappears because there are no input sections.
180      FIXME: Why do we need it? When there is no .bss section, we don't
181      pad the .data section.  */
182   . = ALIGN(. != 0 ? 32 / 8 : 1);
183  }
184  . = ALIGN(32 / 8);
185  . = ALIGN(32 / 8);
186  _end = .; PROVIDE (end = .);
187  . = DATA_SEGMENT_END (.);
188  /* Stabs debugging sections.  */
189  .stab          0 : { *(.stab) }
190  .stabstr       0 : { *(.stabstr) }
191  .stab.excl     0 : { *(.stab.excl) }
192  .stab.exclstr  0 : { *(.stab.exclstr) }
193  .stab.index    0 : { *(.stab.index) }
194  .stab.indexstr 0 : { *(.stab.indexstr) }
195  .comment       0 : { *(.comment) }
196  /* DWARF debug sections.
197     Symbols in the DWARF debugging sections are relative to the beginning
198     of the section so we begin them at 0.  */
199  /* DWARF 1 */
200  .debug          0 : { *(.debug) }
201  .line           0 : { *(.line) }
202  /* GNU DWARF 1 extensions */
203  .debug_srcinfo  0 : { *(.debug_srcinfo) }
204  .debug_sfnames  0 : { *(.debug_sfnames) }
205  /* DWARF 1.1 and DWARF 2 */
206  .debug_aranges  0 : { *(.debug_aranges) }
207  .debug_pubnames 0 : { *(.debug_pubnames) }
208  /* DWARF 2 */
209  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
210  .debug_abbrev   0 : { *(.debug_abbrev) }
211  .debug_line     0 : { *(.debug_line) }
212  .debug_frame    0 : { *(.debug_frame) }
213  .debug_str      0 : { *(.debug_str) }
214  .debug_loc      0 : { *(.debug_loc) }
215  .debug_macinfo  0 : { *(.debug_macinfo) }
216  /* SGI/MIPS DWARF 2 extensions */
217  .debug_weaknames 0 : { *(.debug_weaknames) }
218  .debug_funcnames 0 : { *(.debug_funcnames) }
219  .debug_typenames 0 : { *(.debug_typenames) }
220  .debug_varnames  0 : { *(.debug_varnames) }
221  .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
222  .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
223  /DISCARD/ : { *(.note.GNU-stack) }
224}
225