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[binutils.git] / ld / emulparams / criself.sh
blob91fdcc5980d17bad96c52b469896af4630869ecf
1 # This is for embedded products (no MMU) with ELF.
2 MACHINE=
3 SCRIPT_NAME=elf
4 TEMPLATE_NAME=elf32
6 # Symbols have underscore prepended.
7 OUTPUT_FORMAT="elf32-us-cris"
8 ARCH=cris
9 MAXPAGESIZE=32
10 ENTRY=__start
11 EMBEDDED=yes
12 ALIGNMENT=32
13 TEXT_START_ADDR=0
15 # Put crt0 for flash/eprom etc. in this section.
16 INITIAL_READONLY_SECTIONS='.startup : { KEEP(*(.startup)) }'
18 # Setting __Stext to . in TEXT_START_SYMBOLS doesn't get what we want
19 # most of the time, which is the start of all read-only sections;
20 # there's at least .startup and .init before it. We have to resort to
21 # trickery. Note that __Stext is always defined, not PROVIDE:d, since
22 # external tools look for it.
23 TEXT_START_SYMBOLS='__Stext = ADDR (.startup);'
25 # The __start dance is to get us through assumptions about entry
26 # symbols, and to clear _start for normal use with sane programs.
27 EXECUTABLE_SYMBOLS='
28 __start = DEFINED(__start) ? __start :
29 DEFINED(_start) ? _start :
30 DEFINED(start) ? start :
31 DEFINED(.startup) ? .startup + 2 : 2;
34 # Smuggle an "OTHER_TEXT_END_SYMBOLS" here.
35 OTHER_READONLY_SECTIONS="${RELOCATING+PROVIDE (__Etext = .);}"
36 DATA_START_SYMBOLS='PROVIDE (__Sdata = .);'
38 # Smuggle an "OTHER_DATA_END_SYMBOLS" here.
39 OTHER_SDATA_SECTIONS="${RELOCATING+PROVIDE (__Edata = .);}"
41 # If .bss does not immediately follow .data but has its own start
42 # address, we can't get to it with OTHER_BSS_SYMBOLS, neither can we
43 # use ADDR(.bss) there. Instead, we use the symbol support for the
44 # end symbol.
45 OTHER_BSS_END_SYMBOLS='
46 PROVIDE (__Ebss = .);
47 PROVIDE (__end = .);
48 __Sbss = ADDR (.bss);
49 PROVIDE (_bss_start = __Sbss);
52 INIT_START='
53 . = ALIGN(2);
54 ___init__start = .;
55 PROVIDE (___do_global_ctors = .);
56 SHORT (0xe1fc); /* push srp */
57 SHORT (0xbe7e);
60 INIT_END='
61 SHORT (0x0d3e); /* jump [sp+] */
62 PROVIDE (__init__end = .);
63 PROVIDE (___init__end = .);
66 FINI_START='
67 . = ALIGN (2);
68 ___fini__start = .;
69 PROVIDE (___do_global_dtors = .);
70 SHORT (0xe1fc); /* push srp */
71 SHORT (0xbe7e);
74 FINI_END='
75 SHORT (0x0d3e); /* jump [sp+] */
76 PROVIDE (__fini__end = .);
77 ___fini__end = .;
80 CTOR_START='
81 PROVIDE (___ctors = .);
82 ___elf_ctors_dtors_begin = .;
85 CTOR_END='
86 PROVIDE (___ctors_end = .);
89 DTOR_START='
90 PROVIDE (___dtors = .);
93 CTOR_END='
94 PROVIDE (___dtors_end = .);
95 ___elf_ctors_dtors_end = .;
98 # Also add the other symbols provided for rsim/xsim and elinux.
99 OTHER_END_SYMBOLS='
100 PROVIDE (__Eall = .);
101 PROVIDE (__Endmem = 0x10000000);
102 PROVIDE (__Stacksize = 0);
104 NO_SMALL_DATA=yes