source: trunk/libs/newlib/src/libgloss/mips/pmon.ld @ 546

Last change on this file since 546 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 4.5 KB
RevLine 
[444]1/* The following TEXT start address leaves space for the monitor
2   workspace. */
3
4ENTRY(_start)
5STARTUP(crt0.o)
6OUTPUT_ARCH("mips:4000")
7OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips")
8GROUP(-lc -lpmon -lgcc)
9SEARCH_DIR(.)
10__DYNAMIC  =  0;
11
12/*
13 * Allocate the stack to be at the top of memory, since the stack
14 * grows down
15 */
16PROVIDE (__stack = 0);
17/* PROVIDE (__global = 0); */
18
19/*
20 * Initalize some symbols to be zero so we can reference them in the
21 * crt0 without core dumping. These functions are all optional, but
22 * we do this so we can have our crt0 always use them if they exist.
23 * This is so BSPs work better when using the crt0 installed with gcc.
24 * We have to initalize them twice, so we multiple object file
25 * formats, as some prepend an underscore.
26 */
27PROVIDE (hardware_exit_hook = 0);
28PROVIDE (hardware_hazard_hook = 0);
29PROVIDE (hardware_init_hook = 0);
30PROVIDE (software_init_hook = 0);
31
32SECTIONS
33{       
34  . = 0xA0020000;
35  .text : {
36     _ftext = . ;
37    KEEP (*(.init))
38     eprol  =  .;
39    *(.text)
40    *(.text.*)
41    *(.gnu.linkonce.t.*)
42    *(.mips16.fn.*)
43    *(.mips16.call.*)
44    PROVIDE (__runtime_reloc_start = .);
45    *(.rel.sdata)
46    PROVIDE (__runtime_reloc_stop = .);
47    KEEP (*(.fini))
48     etext  =  .;
49     _etext  =  .;
50  }
51 
52  .eh_frame_hdr : { *(.eh_frame_hdr) }
53  .eh_frame : { KEEP (*(.eh_frame)) }
54  .gcc_except_table : { *(.gcc_except_table) }
55  .jcr : { KEEP (*(.jcr)) }
56  .ctors    :
57  {
58    /* gcc uses crtbegin.o to find the start of
59       the constructors, so we make sure it is
60       first.  Because this is a wildcard, it
61       doesn't matter if the user does not
62       actually link against crtbegin.o; the
63       linker won't look for a file to match a
64       wildcard.  The wildcard also means that it
65       doesn't matter which directory crtbegin.o
66       is in.  */
67
68    KEEP (*crtbegin.o(.ctors))
69
70    /* We don't want to include the .ctor section from
71       from the crtend.o file until after the sorted ctors.
72       The .ctor section from the crtend file contains the
73       end of ctors marker and it must be last */
74
75    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
76    KEEP (*(SORT(.ctors.*)))
77    KEEP (*(.ctors))
78  }
79
80  .dtors    :
81  {
82    KEEP (*crtbegin.o(.dtors))
83    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
84    KEEP (*(SORT(.dtors.*)))
85    KEEP (*(.dtors))
86  }
87
88  . = .;
89  .rodata : {
90    *(.rdata)
91    *(.rodata)
92    *(.rodata.*)
93    *(.gnu.linkonce.r.*)
94  }
95   _fdata = ALIGN(16);
96  .data : {
97    *(.data)
98    *(.data.*)
99    *(.gnu.linkonce.d.*)
100  }
101  . = ALIGN(8);
102  _gp = . + 0x8000;
103  __global = _gp;
104  .lit8 : {
105    *(.lit8)
106  }
107  .lit4 : {
108    *(.lit4)
109  }
110  .sdata : {
111    *(.sdata)
112    *(.sdata.*)
113    *(.gnu.linkonce.s.*)
114  }
115  . = ALIGN(4);
116   edata  =  .;
117   _edata  =  .;
118   _fbss = .;
119  .sbss : {
120    *(.sbss)
121    *(.sbss.*)
122    *(.gnu.linkonce.sb.*)
123    *(.scommon)
124  }
125  .bss : {
126    _bss_start = . ;
127    *(.bss)
128    *(.bss.*)
129    *(.gnu.linkonce.b.*)
130    *(COMMON)
131  }
132
133   end = .;
134   _end = .;
135
136  /* DWARF debug sections.
137     Symbols in the DWARF debugging sections are relative to
138     the beginning of the section so we begin them at 0.  */
139
140  /* DWARF 1 */
141  .debug          0 : { *(.debug) }
142  .line           0 : { *(.line) }
143
144  /* GNU DWARF 1 extensions */
145  .debug_srcinfo  0 : { *(.debug_srcinfo) }
146  .debug_sfnames  0 : { *(.debug_sfnames) }
147
148  /* DWARF 1.1 and DWARF 2 */
149  .debug_aranges  0 : { *(.debug_aranges) }
150  .debug_pubnames 0 : { *(.debug_pubnames) }
151
152  /* DWARF 2 */
153  .debug_info     0 : { *(.debug_info) }
154  .debug_abbrev   0 : { *(.debug_abbrev) }
155  .debug_line     0 : { *(.debug_line) }
156  .debug_frame    0 : { *(.debug_frame) }
157  .debug_str      0 : { *(.debug_str) }
158  .debug_loc      0 : { *(.debug_loc) }
159  .debug_macinfo  0 : { *(.debug_macinfo) }
160  .debug_ranges   0 : { *(.debug_ranges) }
161
162  /* SGI/MIPS DWARF 2 extensions */
163  .debug_weaknames 0 : { *(.debug_weaknames) }
164  .debug_funcnames 0 : { *(.debug_funcnames) }
165  .debug_typenames 0 : { *(.debug_typenames) }
166  .debug_varnames  0 : { *(.debug_varnames) }
167
168  /* Special sections generated by gcc */
169  /* Newer GNU linkers strip by default */
170  .mdebug.abi32            0 : { KEEP(*(.mdebug.abi32)) }
171  .mdebug.abiN32           0 : { KEEP(*(.mdebug.abiN32)) }
172  .mdebug.abi64            0 : { KEEP(*(.mdebug.abi64)) }
173  .mdebug.abiO64           0 : { KEEP(*(.mdebug.abiO64)) }
174  .mdebug.eabi32           0 : { KEEP(*(.mdebug.eabi32)) }
175  .mdebug.eabi64           0 : { KEEP(*(.mdebug.eabi64)) }
176  .gcc_compiled_long32     0 : { KEEP(*(.gcc_compiled_long32)) }
177  .gcc_compiled_long64     0 : { KEEP(*(.gcc_compiled_long64)) }
178}
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