1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
# Copyright (C) 2014-2020 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.
test -z "$ENTRY" && ENTRY=_start
test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT}
test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT}
if [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi
test "$LD_FLAG" = "N" && DATA_ADDR=.
INTERP=".interp ${RELOCATING-0} : { *(.interp) }"
PLT=".plt ${RELOCATING-0} : { *(.plt) }"
CTOR=".ctors ${CONSTRUCTING-0} :
{
${CONSTRUCTING+${CTOR_START}}
/* gcc uses crtbegin.o to find the start of
the constructors, so we make sure it is
first. Because this is a wildcard, it
doesn't matter if the user does not
actually link against crtbegin.o; the
linker won't look for a file to match a
wildcard. The wildcard also means that it
doesn't matter which directory crtbegin.o
is in. */
KEEP (*crtbegin.o(.ctors))
KEEP (*crtbegin?.o(.ctors))
/* We don't want to include the .ctor section from
the crtend.o file until after the sorted ctors.
The .ctor section from the crtend file contains the
end of ctors marker and it must be last */
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o) .ctors))
KEEP (*(SORT(.ctors.*)))
KEEP (*(.ctors))
${CONSTRUCTING+${CTOR_END}}
}"
DTOR=" .dtors ${CONSTRUCTING-0} :
{
${CONSTRUCTING+${DTOR_START}}
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
${CONSTRUCTING+${DTOR_END}}
}"
STACK=" .stack : { _stack = .; *(.stack) } >STACK "
# if this is for an embedded system, don't add SIZEOF_HEADERS.
if [ -z "$EMBEDDED" ]; then
test -z "${READONLY_BASE_ADDRESS}" && READONLY_BASE_ADDRESS="${READONLY_START_ADDR} + SIZEOF_HEADERS"
else
test -z "${READONLY_BASE_ADDRESS}" && READONLY_BASE_ADDRESS="${READONLY_START_ADDR}"
fi
cat <<EOF
/* Copyright (C) 2014-2020 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved. */
OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}",
"${LITTLE_OUTPUT_FORMAT}")
OUTPUT_ARCH(${OUTPUT_ARCH})
EOF
test -n "${RELOCATING}" && cat <<EOF
ENTRY(${ENTRY})
${LIB_SEARCH_DIRS}
/* Do we need any of these for elf?
__DYNAMIC = 0; ${STACKZERO+${STACKZERO}} ${SHLIB_PATH+${SHLIB_PATH}} */
${EXECUTABLE_SYMBOLS}
MEMORY
{
/* These are the values for the D10V-TS3 board.
There are other memory regions available on
the TS3 (eg ROM, FLASH, etc) but these are not
used by this script. */
INSN : org = 0x01000000, len = 256K
DATA : org = 0x02000000, len = 48K
/* This is a fake memory region at the top of the
on-chip RAM, used as the start of the
(descending) stack. */
STACK : org = 0x0200BFFC, len = 4
}
EOF
cat <<EOF
SECTIONS
{
.text ${RELOCATING+${TEXT_START_ADDR}} :
{
${RELOCATING+${TEXT_START_SYMBOLS}
KEEP (*(SORT_NONE(.init)))
KEEP (*(SORT_NONE(.init.*)))
KEEP (*(SORT_NONE(.fini)))
KEEP (*(SORT_NONE(.fini.*)))}
*(.text)
${RELOCATING+*(.text.*)}
/* .gnu.warning sections are handled specially by elf.em. */
*(.gnu.warning)
${RELOCATING+*(.gnu.linkonce.t*)
_etext = .;
PROVIDE (etext = .);}
} ${RELOCATING+ >INSN} =${NOP-0}
.rodata ${RELOCATING+${READONLY_START_ADDR}} : {
*(.rodata)
${RELOCATING+*(.gnu.linkonce.r*)
*(.rodata.*)}
} ${RELOCATING+ >DATA}
.rodata1 ${RELOCATING-0} : {
*(.rodata1)
${RELOCATING+*(.rodata1.*)}
} ${RELOCATING+ >DATA}
.data ${RELOCATING-0} :
{
${RELOCATING+${DATA_START_SYMBOLS}}
*(.data)
${RELOCATING+*(.data.*)
*(.gnu.linkonce.d*)}
${CONSTRUCTING+CONSTRUCTORS}
} ${RELOCATING+ >DATA}
.data1 ${RELOCATING-0} : {
*(.data1)
${RELOCATING+*(.data1.*)}
} ${RELOCATING+ >DATA}
${RELOCATING+${CTOR} >DATA}
${RELOCATING+${DTOR} >DATA}
/* We want the small data sections together, so single-instruction offsets
can access them all, and initialized data all before uninitialized, so
we can shorten the on-disk segment size. */
.sdata ${RELOCATING-0} : {
*(.sdata)
${RELOCATING+*(.sdata.*)}
} ${RELOCATING+ >DATA}
${RELOCATING+_edata = .;}
${RELOCATING+PROVIDE (edata = .);}
${RELOCATING+__bss_start = .;}
.sbss ${RELOCATING-0} : { *(.sbss)${RELOCATING+ *(.scommon)} } ${RELOCATING+ >DATA}
.bss ${RELOCATING-0} :
{
${RELOCATING+*(.dynbss)
*(.dynbss.*)}
*(.bss)
${RELOCATING+*(.bss.*)
*(COMMON)}
} ${RELOCATING+ >DATA}
${RELOCATING+_end = . ;}
${RELOCATING+PROVIDE (end = .);}
${RELOCATING+$STACK}
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
EOF
. $srcdir/scripttempl/DWARF.sc
cat <<EOF
}
EOF
|
