ViewVC Help
View File | Revision Log | Show Annotations | Revision Graph | Root Listing
root/cebix/BasiliskII/src/Unix/ldscripts/linux-ppc.ld
Revision: 1.1
Committed: 2006-03-25T07:08:50Z (18 years, 7 months ago) by gbeauche
Branch: MAIN
CVS Tags: nigel-build-19, HEAD
Log Message:
- add Linux/PPC linker script
- always relocate Basilisk II binary to 0x78048000 on MacOS X (including x86,
  to be tested later)

File Contents

# User Rev Content
1 gbeauche 1.1 /* Script for -z combreloc: combine and sort reloc sections */
2     OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")
3     OUTPUT_ARCH(powerpc:common)
4     ENTRY(_start)
5     SEARCH_DIR("/lib"); SEARCH_DIR("/usr/lib"); SEARCH_DIR("/usr/local/lib");
6     SECTIONS
7     {
8     /* Read-only sections, merged into text segment: */
9     . = 0x78048000 + SIZEOF_HEADERS;
10     .interp : { *(.interp) }
11     .hash : { *(.hash) }
12     .dynsym : { *(.dynsym) }
13     .dynstr : { *(.dynstr) }
14     .gnu.version : { *(.gnu.version) }
15     .gnu.version_d : { *(.gnu.version_d) }
16     .gnu.version_r : { *(.gnu.version_r) }
17     .rel.dyn :
18     {
19     *(.rel.init)
20     *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
21     *(.rel.fini)
22     *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
23     *(.rel.data.rel.ro*)
24     *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
25     *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
26     *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
27     *(.rel.ctors)
28     *(.rel.dtors)
29     *(.rel.got)
30     *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*)
31     *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*)
32     *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*)
33     *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*)
34     *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
35     }
36     .rela.dyn :
37     {
38     *(.rela.init)
39     *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
40     *(.rela.fini)
41     *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
42     *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
43     *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
44     *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
45     *(.rela.ctors)
46     *(.rela.dtors)
47     *(.rela.got)
48     *(.rela.got1)
49     *(.rela.got2)
50     *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
51     *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
52     *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
53     *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
54     *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
55     }
56     .rel.plt : { *(.rel.plt) }
57     .rela.plt : { *(.rela.plt) }
58     .init :
59     {
60     KEEP (*(.init))
61     } =0
62     .text :
63     {
64     *(.text .stub .text.* .gnu.linkonce.t.*)
65     KEEP (*(.text.*personality*))
66     /* .gnu.warning sections are handled specially by elf32.em. */
67     *(.gnu.warning)
68     } =0
69     .fini :
70     {
71     KEEP (*(.fini))
72     } =0
73     PROVIDE (__etext = .);
74     PROVIDE (_etext = .);
75     PROVIDE (etext = .);
76     .rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
77     .rodata1 : { *(.rodata1) }
78     .sdata2 : { *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) }
79     .sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
80     .eh_frame_hdr : { *(.eh_frame_hdr) }
81     .eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
82     .gcc_except_table : ONLY_IF_RO { KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) }
83     /* Adjust the address for the data segment. We want to adjust up to
84     the same address within the page on the next page up. */
85     . = ALIGN (0x10000) - ((0x10000 - .) & (0x10000 - 1)); . = DATA_SEGMENT_ALIGN (0x10000, 0x1000);
86     /* Exception handling */
87     .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
88     .gcc_except_table : ONLY_IF_RW { KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) }
89     /* Thread Local Storage sections */
90     .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
91     .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
92     /* Ensure the __preinit_array_start label is properly aligned. We
93     could instead move the label definition inside the section, but
94     the linker would then create the section even if it turns out to
95     be empty, which isn't pretty. */
96     . = ALIGN(32 / 8);
97     PROVIDE (__preinit_array_start = .);
98     .preinit_array : { KEEP (*(.preinit_array)) }
99     PROVIDE (__preinit_array_end = .);
100     PROVIDE (__init_array_start = .);
101     .init_array : { KEEP (*(.init_array)) }
102     PROVIDE (__init_array_end = .);
103     PROVIDE (__fini_array_start = .);
104     .fini_array : { KEEP (*(.fini_array)) }
105     PROVIDE (__fini_array_end = .);
106     .ctors :
107     {
108     /* gcc uses crtbegin.o to find the start of
109     the constructors, so we make sure it is
110     first. Because this is a wildcard, it
111     doesn't matter if the user does not
112     actually link against crtbegin.o; the
113     linker won't look for a file to match a
114     wildcard. The wildcard also means that it
115     doesn't matter which directory crtbegin.o
116     is in. */
117     KEEP (*crtbegin*.o(.ctors))
118     /* We don't want to include the .ctor section from
119     from the crtend.o file until after the sorted ctors.
120     The .ctor section from the crtend file contains the
121     end of ctors marker and it must be last */
122     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
123     KEEP (*(SORT(.ctors.*)))
124     KEEP (*(.ctors))
125     }
126     .dtors :
127     {
128     KEEP (*crtbegin*.o(.dtors))
129     KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
130     KEEP (*(SORT(.dtors.*)))
131     KEEP (*(.dtors))
132     }
133     .jcr : { KEEP (*(.jcr)) }
134     .data.rel.ro : { *(.data.rel.ro.local) *(.data.rel.ro*) }
135     .fixup : { *(.fixup) }
136     .got1 : { *(.got1) }
137     .got2 : { *(.got2) }
138     .dynamic : { *(.dynamic) }
139     . = DATA_SEGMENT_RELRO_END (0, .);
140     .data :
141     {
142     *(.data .data.* .gnu.linkonce.d.*)
143     KEEP (*(.gnu.linkonce.d.*personality*))
144     SORT(CONSTRUCTORS)
145     }
146     .data1 : { *(.data1) }
147     .got1 : { *(.got1) }
148     .got2 : { *(.got2) }
149     .got : { *(.got.plt) *(.got) }
150     /* We want the small data sections together, so single-instruction offsets
151     can access them all, and initialized data all before uninitialized, so
152     we can shorten the on-disk segment size. */
153     .sdata :
154     {
155     *(.sdata .sdata.* .gnu.linkonce.s.*)
156     }
157     _edata = .;
158     PROVIDE (edata = .);
159     __bss_start = .;
160     .sbss :
161     {
162     PROVIDE (__sbss_start = .);
163     PROVIDE (___sbss_start = .);
164     *(.dynsbss)
165     *(.sbss .sbss.* .gnu.linkonce.sb.*)
166     *(.scommon)
167     PROVIDE (__sbss_end = .);
168     PROVIDE (___sbss_end = .);
169     }
170     .plt : { *(.plt) }
171     .bss :
172     {
173     *(.dynbss)
174     *(.bss .bss.* .gnu.linkonce.b.*)
175     *(COMMON)
176     /* Align here to ensure that the .bss section occupies space up to
177     _end. Align after .bss to ensure correct alignment even if the
178     .bss section disappears because there are no input sections. */
179     . = ALIGN(32 / 8);
180     }
181     . = ALIGN(32 / 8);
182     _end = .;
183     PROVIDE (end = .);
184     . = DATA_SEGMENT_END (.);
185     /* Stabs debugging sections. */
186     .stab 0 : { *(.stab) }
187     .stabstr 0 : { *(.stabstr) }
188     .stab.excl 0 : { *(.stab.excl) }
189     .stab.exclstr 0 : { *(.stab.exclstr) }
190     .stab.index 0 : { *(.stab.index) }
191     .stab.indexstr 0 : { *(.stab.indexstr) }
192     .comment 0 : { *(.comment) }
193     /* DWARF debug sections.
194     Symbols in the DWARF debugging sections are relative to the beginning
195     of the section so we begin them at 0. */
196     /* DWARF 1 */
197     .debug 0 : { *(.debug) }
198     .line 0 : { *(.line) }
199     /* GNU DWARF 1 extensions */
200     .debug_srcinfo 0 : { *(.debug_srcinfo) }
201     .debug_sfnames 0 : { *(.debug_sfnames) }
202     /* DWARF 1.1 and DWARF 2 */
203     .debug_aranges 0 : { *(.debug_aranges) }
204     .debug_pubnames 0 : { *(.debug_pubnames) }
205     /* DWARF 2 */
206     .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
207     .debug_abbrev 0 : { *(.debug_abbrev) }
208     .debug_line 0 : { *(.debug_line) }
209     .debug_frame 0 : { *(.debug_frame) }
210     .debug_str 0 : { *(.debug_str) }
211     .debug_loc 0 : { *(.debug_loc) }
212     .debug_macinfo 0 : { *(.debug_macinfo) }
213     /* SGI/MIPS DWARF 2 extensions */
214     .debug_weaknames 0 : { *(.debug_weaknames) }
215     .debug_funcnames 0 : { *(.debug_funcnames) }
216     .debug_typenames 0 : { *(.debug_typenames) }
217     .debug_varnames 0 : { *(.debug_varnames) }
218     /DISCARD/ : { *(.fixup) }
219     }