| # |
| # Unusual variables checked by this code: |
| # NOP - two byte opcode for no-op (defaults to 0) |
| # DATA_ADDR - if end-of-text-plus-one-page isn't right for data start |
| # OTHER_READONLY_SECTIONS - other than .text .init .rodata ... |
| # (e.g., .PARISC.milli) |
| # OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ... |
| # (e.g., .PARISC.global) |
| # OTHER_SECTIONS - at the end |
| # EXECUTABLE_SYMBOLS - symbols that must be defined for an |
| # executable (e.g., _DYNAMIC_LINK) |
| # TEXT_START_SYMBOLS - symbols that appear at the start of the |
| # .text section. |
| # DATA_START_SYMBOLS - symbols that appear at the start of the |
| # .data section. |
| # OTHER_BSS_SYMBOLS - symbols that appear at the start of the |
| # .bss section besides __bss_start. |
| # DATA_PLT - .plt should be in data segment, not text segment. |
| # EMBEDDED - whether this is for an embedded system. |
| # |
| # When adding sections, do note that the names of some sections are used |
| # when specifying the start address of the next. |
| # |
| 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)) |
| |
| /* 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)) |
| ${CONSTRUCTING+${CTOR_END}} |
| }" |
| |
| DTOR=" .dtors ${CONSTRUCTING-0} : |
| { |
| ${CONSTRUCTING+${DTOR_START}} |
| KEEP (*crtbegin.o(.dtors)) |
| KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) |
| KEEP (*(SORT(.dtors.*))) |
| KEEP (*(.dtors)) |
| ${CONSTRUCTING+${DTOR_END}} |
| }" |
| |
| |
| # 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="${READONLY_START_ADDR}" |
| fi |
| |
| cat <<EOF |
| OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}", |
| "${LITTLE_OUTPUT_FORMAT}") |
| OUTPUT_ARCH(${OUTPUT_ARCH}) |
| ENTRY(${ENTRY}) |
| |
| ${RELOCATING+${LIB_SEARCH_DIRS}} |
| ${RELOCATING+/* Do we need any of these for elf? |
| __DYNAMIC = 0; ${STACKZERO+${STACKZERO}} ${SHLIB_PATH+${SHLIB_PATH}} */} |
| ${RELOCATING+${EXECUTABLE_SYMBOLS}} |
| ${RELOCATING- /* For some reason, the Solaris linker makes bad executables |
| if gld -r is used and the intermediate file has sections starting |
| at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld |
| bug. But for now assigning the zero vmas works. */} |
| SECTIONS |
| { |
| /* Read-only sections, merged into text segment: */ |
| ${CREATE_SHLIB-${RELOCATING+. = ${READONLY_BASE_ADDRESS};}} |
| ${CREATE_SHLIB+${RELOCATING+. = SIZEOF_HEADERS;}} |
| ${CREATE_SHLIB-${INTERP}} |
| .hash ${RELOCATING-0} : { *(.hash) } |
| .dynsym ${RELOCATING-0} : { *(.dynsym) } |
| .dynstr ${RELOCATING-0} : { *(.dynstr) } |
| .rel.text ${RELOCATING-0} : { *(.rel.text) } |
| .rela.text ${RELOCATING-0} : { *(.rela.text) } |
| .rel.data ${RELOCATING-0} : { *(.rel.data) } |
| .rela.data ${RELOCATING-0} : { *(.rela.data) } |
| .rel.rodata ${RELOCATING-0} : { *(.rel.rodata) } |
| .rela.rodata ${RELOCATING-0} : { *(.rela.rodata) } |
| .rel.got ${RELOCATING-0} : { *(.rel.got) } |
| .rela.got ${RELOCATING-0} : { *(.rela.got) } |
| .rel.ctors ${RELOCATING-0} : { *(.rel.ctors) } |
| .rela.ctors ${RELOCATING-0} : { *(.rela.ctors) } |
| .rel.dtors ${RELOCATING-0} : { *(.rel.dtors) } |
| .rela.dtors ${RELOCATING-0} : { *(.rela.dtors) } |
| .rel.init ${RELOCATING-0} : { *(.rel.init) } |
| .rela.init ${RELOCATING-0} : { *(.rela.init) } |
| .rel.fini ${RELOCATING-0} : { *(.rel.fini) } |
| .rela.fini ${RELOCATING-0} : { *(.rela.fini) } |
| .rel.bss ${RELOCATING-0} : { *(.rel.bss) } |
| .rela.bss ${RELOCATING-0} : { *(.rela.bss) } |
| .rel.plt ${RELOCATING-0} : { *(.rel.plt) } |
| .rela.plt ${RELOCATING-0} : { *(.rela.plt) } |
| ${DATA_PLT-${PLT}} |
| .rodata ${RELOCATING-0} : { *(.rodata) *(.gnu.linkonce.r*) } |
| .rodata1 ${RELOCATING-0} : { *(.rodata1) } |
| ${RELOCATING+${OTHER_READONLY_SECTIONS}} |
| |
| /* Adjust the address for the data segment. */ |
| ${RELOCATING+. = ${DATA_ADDR-ALIGN(4);}} |
| |
| .data ${RELOCATING-0} : |
| { |
| ${RELOCATING+${DATA_START_SYMBOLS}} |
| *(.data) |
| *(.data.*) |
| *(.gnu.linkonce.d*) |
| ${CONSTRUCTING+CONSTRUCTORS} |
| } |
| .data1 ${RELOCATING-0} : { *(.data1) } |
| ${RELOCATING+${OTHER_READWRITE_SECTIONS}} |
| ${RELOCATING+${CTOR}} |
| ${RELOCATING+${DTOR}} |
| .got ${RELOCATING-0} : { *(.got.plt) *(.got) } |
| .dynamic ${RELOCATING-0} : { *(.dynamic) } |
| ${DATA_PLT+${PLT}} |
| /* 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+_edata = .;} |
| ${RELOCATING+PROVIDE (edata = .);} |
| ${RELOCATING+__bss_start = .;} |
| ${RELOCATING+${OTHER_BSS_SYMBOLS}} |
| .sbss ${RELOCATING-0} : { *(.sbss) *(.scommon) } |
| .bss ${RELOCATING-0} : |
| { |
| *(.dynbss) |
| *(.bss) |
| *(COMMON) |
| } |
| ${RELOCATING+_end = . ;} |
| ${RELOCATING+PROVIDE (end = .);} |
| |
| /* 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) } |
| |
| /* 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) } |
| .debug_abbrev 0 : { *(.debug_abbrev) } |
| .debug_line 0 : { *(.debug_line) } |
| .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) } |
| |
| ${RELOCATING+${OTHER_RELOCATING_SECTIONS}} |
| |
| /* These must appear regardless of ${RELOCATING}. */ |
| ${OTHER_SECTIONS} |
| |
| |
| /* Hmmm, there's got to be a better way. This sets the stack to the |
| top of the simulator memory (i.e. top of 64K data space). */ |
| .stack 0x00007FFE : { _stack = .; *(.stack) } |
| |
| .text ${RELOCATING+${TEXT_START_ADDR}} : |
| { |
| ${RELOCATING+${TEXT_START_SYMBOLS}} |
| KEEP (*(.init)) |
| KEEP (*(.fini)) |
| *(.text) |
| *(.text.*) |
| /* .gnu.warning sections are handled specially by elf32.em. */ |
| *(.gnu.warning) |
| *(.gnu.linkonce.t*) |
| } =${NOP-0} |
| ${RELOCATING+_etext = .;} |
| ${RELOCATING+PROVIDE (etext = .);} |
| } |
| EOF |