mirror of
git://sourceware.org/git/newlib-cygwin.git
synced 2025-02-02 20:40:24 +08:00
234 lines
8.2 KiB
Plaintext
234 lines
8.2 KiB
Plaintext
/* Common linker script for ARCv2 targets */
|
|
|
|
OUTPUT_FORMAT("elf32-littlearc", "elf32-bigarc", "elf32-littlearc")
|
|
OUTPUT_ARCH(arc)
|
|
ENTRY(__start)
|
|
SEARCH_DIR(.);
|
|
|
|
SECTIONS
|
|
{
|
|
/* If the 'ivtbase_addr' symbol is defined, it indicates the base address of
|
|
the interrupt vectors. See description of INT_VECTOR_BASE register. */
|
|
.ivt ORIGIN(startup) :
|
|
{
|
|
PROVIDE (__ivtbase_addr = .);
|
|
KEEP (*(.ivt));
|
|
} > startup
|
|
/* Read-only sections, merged into text segment: */
|
|
.hash : { *(.hash) }
|
|
.dynsym : { *(.dynsym) }
|
|
.dynstr : { *(.dynstr) }
|
|
.gnu.version : { *(.gnu.version) }
|
|
.gnu.version_d : { *(.gnu.version_d) }
|
|
.gnu.version_r : { *(.gnu.version_r) }
|
|
.rel.init : { *(.rel.init) }
|
|
.rela.init : { *(.rela.init) }
|
|
.rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
|
|
.rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
|
|
.rel.fini : { *(.rel.fini) }
|
|
.rela.fini : { *(.rela.fini) }
|
|
.rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
|
|
.rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
|
|
.rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
|
|
.rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
|
|
.rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
|
|
.rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
|
|
.rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
|
|
.rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
|
|
.rel.ctors : { *(.rel.ctors) }
|
|
.rela.ctors : { *(.rela.ctors) }
|
|
.rel.dtors : { *(.rel.dtors) }
|
|
.rela.dtors : { *(.rela.dtors) }
|
|
.rel.got : { *(.rel.got) }
|
|
.rela.got : { *(.rela.got) }
|
|
.rel.sdata : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
|
|
.rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
|
|
.rel.sbss : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
|
|
.rela.sbss : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
|
|
.rel.sdata2 : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
|
|
.rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
|
|
.rel.sbss2 : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
|
|
.rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
|
|
.rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
|
|
.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
|
|
.text :
|
|
{
|
|
. = ALIGN(4);
|
|
KEEP (*(SORT_NONE(.init)))
|
|
/* Start here after reset. */
|
|
. = ALIGN(4);
|
|
KEEP (*crt0.o(.text.__startup))
|
|
/* Remaining code. */
|
|
. = ALIGN(4);
|
|
*(.text .stub .text.* .gnu.linkonce.t.*)
|
|
/* .gnu.warning sections are handled specially by elf.em. */
|
|
*(.gnu.warning)
|
|
} > text =0
|
|
.fini :
|
|
{
|
|
KEEP (*(SORT_NONE(.fini)))
|
|
PROVIDE (__etext = .);
|
|
PROVIDE (_etext = .);
|
|
PROVIDE (etext = .);
|
|
} > text =0
|
|
.jcr :
|
|
{
|
|
KEEP (*(.jcr))
|
|
} > text
|
|
.eh_frame :
|
|
{
|
|
KEEP (*(.eh_frame))
|
|
} > text
|
|
.gcc_except_table :
|
|
{
|
|
*(.gcc_except_table) *(.gcc_except_table.*)
|
|
} > text
|
|
.plt :
|
|
{
|
|
*(.plt)
|
|
} > text
|
|
.jlitab :
|
|
{
|
|
__JLI_TABLE__ = .;
|
|
jlitab*.o:(.jlitab*) *(.jlitab*)
|
|
} > text
|
|
.rodata :
|
|
{
|
|
*(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*)
|
|
} > text
|
|
.rodata1 : { *(.rodata1) } > text
|
|
/* Start of the data section image in ROM. */
|
|
__data_image = .;
|
|
PROVIDE (__data_image = .);
|
|
.data :
|
|
{
|
|
PROVIDE (__data_start = .) ;
|
|
/* --gc-sections will delete empty .data. This leads to wrong start
|
|
addresses for subsequent sections because -Tdata= from the command
|
|
line will have no effect, see PR13697. Thus, keep .data */
|
|
KEEP (*(.data))
|
|
*(.data.* .gnu.linkonce.d.*)
|
|
SORT(CONSTRUCTORS)
|
|
} > data
|
|
.got : { *(.got.plt) *(.got) } > data
|
|
.ctors :
|
|
{
|
|
/* 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))
|
|
/* We don't want to include the .ctor section from
|
|
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 ) .ctors))
|
|
KEEP (*(SORT(.ctors.*)))
|
|
KEEP (*(.ctors))
|
|
} > data
|
|
.dtors :
|
|
{
|
|
KEEP (*crtbegin*.o(.dtors))
|
|
KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
|
|
KEEP (*(SORT(.dtors.*)))
|
|
KEEP (*(.dtors))
|
|
} > 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 :
|
|
{
|
|
__SDATA_BEGIN__ = . + 0x100;
|
|
*(.sdata .sdata.* .gnu.linkonce.s.*)
|
|
_edata = .;
|
|
PROVIDE (edata = .);
|
|
} > sdata
|
|
.sdata2 : { *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) } > sdata
|
|
.sbss :
|
|
{
|
|
PROVIDE (__sbss_start = .);
|
|
PROVIDE (___sbss_start = .);
|
|
*(.dynsbss)
|
|
*(.sbss .sbss.* .gnu.linkonce.sb.*)
|
|
*(.scommon)
|
|
PROVIDE (__sbss_end = .);
|
|
PROVIDE (___sbss_end = .);
|
|
} > sdata
|
|
.sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) } > sdata
|
|
.bss :
|
|
{
|
|
*(.dynbss)
|
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
|
*(COMMON)
|
|
/* Align here to ensure that the .bss section occupies space up to
|
|
_end. Align after .bss to ensure correct alignment even if the
|
|
.bss section disappears because there are no input sections. */
|
|
. = ALIGN(32 / 8);
|
|
_end = .;
|
|
PROVIDE (end = .);
|
|
} > data
|
|
/* Global data not cleared after reset. */
|
|
.noinit :
|
|
{
|
|
*(.noinit .noinit.* .gnu.linkonce.n.*)
|
|
. = ALIGN(32 / 8);
|
|
PROVIDE (__start_heap = .) ;
|
|
} > data
|
|
PROVIDE (__stack_top = (ORIGIN (data) + LENGTH (data) - 1) & -4);
|
|
PROVIDE (__end_heap = ORIGIN (data) + LENGTH (data) - 1);
|
|
.note.gnu.build-id : { *(.note.gnu.build-id) }
|
|
/* 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 (INFO) : { *(.comment) }
|
|
.gnu.build.attributes : { *(.gnu.build.attributes .gnu.build.attributes.*) }
|
|
/* DWARF debug sections.
|
|
Symbols in the DWARF debugging sections are relative to the beginning
|
|
of the section so we begin them at 0. */
|
|
/* DWARF 1. */
|
|
.debug 0 : { *(.debug) }
|
|
.line 0 : { *(.line) }
|
|
/* GNU DWARF 1 extensions. */
|
|
.debug_srcinfo 0 : { *(.debug_srcinfo) }
|
|
.debug_sfnames 0 : { *(.debug_sfnames) }
|
|
/* DWARF 1.1 and DWARF 2. */
|
|
.debug_aranges 0 : { *(.debug_aranges) }
|
|
.debug_pubnames 0 : { *(.debug_pubnames) }
|
|
/* DWARF 2. */
|
|
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
|
.debug_abbrev 0 : { *(.debug_abbrev) }
|
|
.debug_line 0 : { *(.debug_line .debug_line.* .debug_line_end) }
|
|
.debug_frame 0 : { *(.debug_frame) }
|
|
.debug_str 0 : { *(.debug_str) }
|
|
.debug_loc 0 : { *(.debug_loc) }
|
|
.debug_macinfo 0 : { *(.debug_macinfo) }
|
|
/* SGI/MIPS DWARF 2 extensions. */
|
|
.debug_weaknames 0 : { *(.debug_weaknames) }
|
|
.debug_funcnames 0 : { *(.debug_funcnames) }
|
|
.debug_typenames 0 : { *(.debug_typenames) }
|
|
.debug_varnames 0 : { *(.debug_varnames) }
|
|
/* DWARF 3. */
|
|
.debug_pubtypes 0 : { *(.debug_pubtypes) }
|
|
.debug_ranges 0 : { *(.debug_ranges) }
|
|
/* DWARF 5. */
|
|
.debug_addr 0 : { *(.debug_addr) }
|
|
.debug_line_str 0 : { *(.debug_line_str) }
|
|
.debug_loclists 0 : { *(.debug_loclists) }
|
|
.debug_macro 0 : { *(.debug_macro) }
|
|
.debug_names 0 : { *(.debug_names) }
|
|
.debug_rnglists 0 : { *(.debug_rnglists) }
|
|
.debug_str_offsets 0 : { *(.debug_str_offsets) }
|
|
.debug_sup 0 : { *(.debug_sup) }
|
|
/* ARC Extension Sections */
|
|
.arcextmap 0 : { *(.arcextmap.*) }
|
|
}
|