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author | Yuriy Kolerov <kolerov93@gmail.com> | 2024-05-21 10:56:53 +0100 |
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committer | Jeff Johnston <jjohnstn@redhat.com> | 2024-05-22 14:26:09 -0400 |
commit | 74de7de5a9bea524dab0e5c787fba99d36ccbb2b (patch) | |
tree | d4bbecd1aa59373657a938b4f69a0a15d6750731 /libgloss | |
parent | f507aef5e766d86ff6ef6b92f87b893c30dcf413 (diff) | |
download | newlib-74de7de5a9bea524dab0e5c787fba99d36ccbb2b.zip newlib-74de7de5a9bea524dab0e5c787fba99d36ccbb2b.tar.gz newlib-74de7de5a9bea524dab0e5c787fba99d36ccbb2b.tar.bz2 |
arc: libgloss: Add a linker script common for all boards
Signed-off-by: Yuriy Kolerov <kolerov93@gmail.com>
Diffstat (limited to 'libgloss')
-rw-r--r-- | libgloss/arc/arcv2elf-common.ld | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/libgloss/arc/arcv2elf-common.ld b/libgloss/arc/arcv2elf-common.ld new file mode 100644 index 0000000..8066382 --- /dev/null +++ b/libgloss/arc/arcv2elf-common.ld @@ -0,0 +1,233 @@ +/* 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.*) } +} |