1/* Script for -z combreloc: combine and sort reloc sections */
2/* Copyright (C) 2014-2017 Free Software Foundation, Inc.
3 * Copying and distribution of this script, with or without modification,
4 * are permitted in any medium without royalty provided the copyright
5 * notice and this notice are preserved.  */
6OUTPUT_FORMAT("elf64-littleriscv", "elf64-littleriscv", "elf64-littleriscv")
7OUTPUT_ARCH(riscv)
8
9ENTRY(_start)
10SECTIONS
11{
12  . = 0x80000000 + SIZEOF_HEADERS;
13
14  .interp         : { *(.interp) }
15  .note.gnu.build-id : { *(.note.gnu.build-id) }
16  .hash           : { *(.hash) }
17  .gnu.hash       : { *(.gnu.hash) }
18  .dynsym         : { *(.dynsym) }
19  .dynstr         : { *(.dynstr) }
20  .gnu.version    : { *(.gnu.version) }
21  .gnu.version_d  : { *(.gnu.version_d) }
22  .gnu.version_r  : { *(.gnu.version_r) }
23  .rela.dyn       :
24    {
25      *(.rela.init)
26      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
27      *(.rela.fini)
28      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
29      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
30      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
31      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
32      *(.rela.ctors)
33      *(.rela.dtors)
34      *(.rela.got)
35      *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
36      *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
37      *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
38      *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
39      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
40      PROVIDE_HIDDEN (__rela_iplt_start = .);
41      *(.rela.iplt)
42      PROVIDE_HIDDEN (__rela_iplt_end = .);
43    }
44  .rela.plt       :
45    {
46      *(.rela.plt)
47    }
48  .init           :
49  {
50    KEEP (*(SORT_NONE(.init)))
51  }
52  .plt            : { *(.plt) }
53  .iplt           : { *(.iplt) }
54  .text           :
55  {
56    *(.text.unlikely .text.*_unlikely .text.unlikely.*)
57    *(.text.exit .text.exit.*)
58    *(.text.startup .text.startup.*)
59    *(.text.hot .text.hot.*)
60    *(.text .stub .text.* .gnu.linkonce.t.*)
61    /* .gnu.warning sections are handled specially by elf32.em.  */
62    *(.gnu.warning)
63  }
64  .fini           :
65  {
66    KEEP (*(SORT_NONE(.fini)))
67  }
68  PROVIDE (__etext = .);
69  PROVIDE (_etext = .);
70  PROVIDE (etext = .);
71  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
72  .rodata1        : { *(.rodata1) }
73  .sdata2         :
74  {
75    *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
76  }
77  .sbss2          : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
78  .eh_frame_hdr : { *(.eh_frame_hdr) *(.eh_frame_entry .eh_frame_entry.*) }
79  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) *(.eh_frame.*) }
80  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table
81  .gcc_except_table.*) }
82  .gnu_extab   : ONLY_IF_RO { *(.gnu_extab*) }
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  . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
86  /* Exception handling  */
87  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) *(.eh_frame.*) }
88  .gnu_extab      : ONLY_IF_RW { *(.gnu_extab) }
89  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
90  .exception_ranges   : ONLY_IF_RW { *(.exception_ranges .exception_ranges*) }
91  /* Thread Local Storage sections  */
92  .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
93  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
94  .preinit_array     :
95  {
96    PROVIDE_HIDDEN (__preinit_array_start = .);
97    KEEP (*(.preinit_array))
98    PROVIDE_HIDDEN (__preinit_array_end = .);
99  }
100  .init_array     :
101  {
102    PROVIDE_HIDDEN (__init_array_start = .);
103    KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
104    KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
105    PROVIDE_HIDDEN (__init_array_end = .);
106  }
107  .fini_array     :
108  {
109    PROVIDE_HIDDEN (__fini_array_start = .);
110    KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
111    KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
112    PROVIDE_HIDDEN (__fini_array_end = .);
113  }
114  .ctors          :
115  {
116    /* gcc uses crtbegin.o to find the start of
117     * the constructors, so we make sure it is
118     * first.  Because this is a wildcard, it
119     * doesn't matter if the user does not
120     * actually link against crtbegin.o; the
121     * linker won't look for a file to match a
122     * wildcard.  The wildcard also means that it
123     * doesn't matter which directory crtbegin.o
124     * is in.  */
125    KEEP (*crtbegin.o(.ctors))
126    KEEP (*crtbegin?.o(.ctors))
127    /* We don't want to include the .ctor section from
128     * the crtend.o file until after the sorted ctors.
129     * The .ctor section from the crtend file contains the
130     * end of ctors marker and it must be last */
131    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
132    KEEP (*(SORT(.ctors.*)))
133    KEEP (*(.ctors))
134  }
135  .dtors          :
136  {
137    KEEP (*crtbegin.o(.dtors))
138    KEEP (*crtbegin?.o(.dtors))
139    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
140    KEEP (*(SORT(.dtors.*)))
141    KEEP (*(.dtors))
142  }
143  .jcr            : { KEEP (*(.jcr)) }
144  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
145  .dynamic        : { *(.dynamic) }
146  . = DATA_SEGMENT_RELRO_END (0, .);
147  .data           :
148  {
149    *(.data .data.* .gnu.linkonce.d.*)
150    SORT(CONSTRUCTORS)
151  }
152  .data1          : { *(.data1) }
153  .got            : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
154  /* We want the small data sections together, so single-instruction offsets
155   * can access them all, and initialized data all before uninitialized, so
156   * we can shorten the on-disk segment size.  */
157  .sdata          :
158  {
159    __global_pointer$ = . + 0x800;
160    *(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*)
161    *(.sdata .sdata.* .gnu.linkonce.s.*)
162  }
163  _edata = .; PROVIDE (edata = .);
164  . = .;
165  __bss_start = .;
166  .sbss           :
167  {
168    *(.dynsbss)
169    *(.sbss .sbss.* .gnu.linkonce.sb.*)
170    *(.scommon)
171  }
172  .bss            :
173  {
174   *(.dynbss)
175   *(.bss .bss.* .gnu.linkonce.b.*)
176   *(COMMON)
177   /* Align here to ensure that the .bss section occupies space up to
178    * _end.  Align after .bss to ensure correct alignment even if the
179    * .bss section disappears because there are no input sections.
180    * FIXME: Why do we need it? When there is no .bss section, we don't
181    * pad the .data section.  */
182   . = ALIGN(. != 0 ? 64 / 8 : 1);
183  }
184  . = ALIGN(64 / 8);
185  . = SEGMENT_START("ldata-segment", .);
186  . = ALIGN(64 / 8);
187  _end = .; PROVIDE (end = .);
188  . = DATA_SEGMENT_END (.);
189  /DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
190}
191