source: trunk/libs/newlib/src/libgloss/lm32/sim.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
Line 
1/*
2 * Simulator Link script for Lattice Mico32.
3 * Contributed by Jon Beniston <jon@beniston.com>
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27OUTPUT_FORMAT("elf32-lm32")
28ENTRY(_start)
29INPUT(crti.o crtbegin.o crt0.o crtend.o crtn.o)
30GROUP(-lgloss -lnosys -lc -lgcc)
31
32MEMORY
33{
34    ram : ORIGIN = 0x00000000, LENGTH = 0x100000
35}
36
37SECTIONS
38{
39
40  .boot : { *(.boot) } > ram
41   
42  /* Code */
43  .text           :
44  {
45    . = ALIGN(4);
46    _ftext = .;
47    _ftext_rom = LOADADDR(.text);
48    *(.text .stub .text.* .gnu.linkonce.t.*)
49    *(.gnu.warning)
50    KEEP (*(.init))
51    KEEP (*(.fini))
52    /* Constructors and destructors */
53    KEEP (*crtbegin*.o(.ctors))
54    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
55    KEEP (*(SORT(.ctors.*)))
56    KEEP (*(.ctors))
57    KEEP (*crtbegin*.o(.dtors))
58    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
59    KEEP (*(SORT(.dtors.*)))
60    KEEP (*(.dtors))
61    KEEP (*(.jcr))
62    _etext = .;
63  } > ram =0
64
65  /* Exception handlers */
66  .eh_frame_hdr : { *(.eh_frame_hdr) } > ram
67  .eh_frame : { KEEP (*(.eh_frame)) } > ram
68  .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } > ram
69   
70  /* Read-only data */
71  .rodata         :
72  {
73    . = ALIGN(4);
74    _frodata = .;
75    _frodata_rom = LOADADDR(.rodata);
76    *(.rodata .rodata.* .gnu.linkonce.r.*)
77    *(.rodata1)
78    _erodata = .;
79  } > ram
80       
81  /* Data */
82  .data           :
83  {
84    . = ALIGN(4);
85    _fdata = .;
86    _fdata_rom = LOADADDR(.data);
87    *(.data .data.* .gnu.linkonce.d.*)
88    *(.data1)
89    SORT(CONSTRUCTORS)
90    _gp = ALIGN(16) + 0x7ff0;
91    *(.sdata .sdata.* .gnu.linkonce.s.*)
92    _edata = .;
93  } > ram
94 
95  /* BSS */
96  .bss           :
97  {
98    . = ALIGN(4);
99    _fbss = .;
100    *(.dynsbss)
101    *(.sbss .sbss.* .gnu.linkonce.sb.*)
102    *(.scommon)
103    *(.dynbss)
104    *(.bss .bss.* .gnu.linkonce.b.*)
105    *(COMMON)
106    . = ALIGN(4);
107    _ebss = .;
108    _end = .;
109    PROVIDE (end = .);
110  } > ram
111 
112  /* First location in stack is highest address in RAM */
113  PROVIDE(_fstack = ORIGIN(ram) + LENGTH(ram) - 4);
114 
115  /* Stabs debugging sections.  */
116  .stab          0 : { *(.stab) }
117  .stabstr       0 : { *(.stabstr) }
118  .stab.excl     0 : { *(.stab.excl) }
119  .stab.exclstr  0 : { *(.stab.exclstr) }
120  .stab.index    0 : { *(.stab.index) }
121  .stab.indexstr 0 : { *(.stab.indexstr) }
122  .comment       0 : { *(.comment) }
123 
124  /* DWARF debug sections.
125     Symbols in the DWARF debugging sections are relative to the beginning
126     of the section so we begin them at 0.  */
127  /* DWARF 1 */
128  .debug          0 : { *(.debug) }
129  .line           0 : { *(.line) }
130  /* GNU DWARF 1 extensions */
131  .debug_srcinfo  0 : { *(.debug_srcinfo) }
132  .debug_sfnames  0 : { *(.debug_sfnames) }
133  /* DWARF 1.1 and DWARF 2 */
134  .debug_aranges  0 : { *(.debug_aranges) }
135  .debug_pubnames 0 : { *(.debug_pubnames) }
136  /* DWARF 2 */
137  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
138  .debug_abbrev   0 : { *(.debug_abbrev) }
139  .debug_line     0 : { *(.debug_line) }
140  .debug_frame    0 : { *(.debug_frame) }
141  .debug_str      0 : { *(.debug_str) }
142  .debug_loc      0 : { *(.debug_loc) }
143  .debug_macinfo  0 : { *(.debug_macinfo) }
144  /* SGI/MIPS DWARF 2 extensions */
145  .debug_weaknames 0 : { *(.debug_weaknames) }
146  .debug_funcnames 0 : { *(.debug_funcnames) }
147  .debug_typenames 0 : { *(.debug_typenames) }
148  .debug_varnames  0 : { *(.debug_varnames) }
149}
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