diff options
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 26 | ||||
| -rw-r--r-- | ld/scripttempl/.Sanitize | 1 | ||||
| -rw-r--r-- | ld/scripttempl/elfmips.sc | 207 |
3 files changed, 26 insertions, 208 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index e8dd495..653260a 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,29 @@ +Mon May 12 23:22:58 1997 Ian Lance Taylor <ian@cygnus.com> + + * scripttempl/elfmips.sc: Remove. + * scripttempl/elf.sc: Set ENTRY based on target. Permit + TEXT_DYNAMIC to control .dynamic segment. Permit + SHLIB_TEXT_START_ADDR to set start of shared object. Support + INITIAL_READONLY_SECTIONS. Put .stub in .text. Only put + .gnu.linkonce.t* in .text when relocating. Support + OTHER_TEXT_SECTIONS. Support SHLIB_DATA_ADDR as well as + DATA_ADDR. Support OTHER_GOT_SYMBOLS and OTHER_GOT_SECTIONS. + * emulparams/elf32b4300.sh (SCRIPT_NAME): Set to elf. + (DATA_ADDR): Don't set. + (INITIAL_READONLY_SECTIONS): Rename from OTHER_READONLY_SECTIONS. + (OTHER_TEXT_SECTIONS): Set. + (OTHER_GOT_SECTIONS): Rename from OTHER_READWRITE_SECTIONS. + (MACHINE): Set to empty string. + * emulparams/elf32l4300.sh: Likewise. + * emulparams/elf32ebmip.sh: Likewise. + * emulparams/elf32elmip.sh: Likewise. + * emulparams/elf32bmip.sh: Likewise. Also: + (TEXT_DYNAMIC): Set. + * emulparams/elf32lmips.sh: Likewise. + * Makefile.in (eelf32bmips.c): Depend upon elf.sc rather than + elfmips.sc. + (eelf32ebmips.c, eelf32elmips.c, eelf32lmip.c): Likewise. + Mon May 12 11:11:06 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * scripttempl/elf.sc: Don't align the data segment on the next 8 diff --git a/ld/scripttempl/.Sanitize b/ld/scripttempl/.Sanitize index 6bb4274..3e969d7 100644 --- a/ld/scripttempl/.Sanitize +++ b/ld/scripttempl/.Sanitize @@ -58,7 +58,6 @@ delta68.sc ebmon29k.sc elf.sc elfd10v.sc -elfmips.sc elfppc.sc go32coff.sc h8300.sc diff --git a/ld/scripttempl/elfmips.sc b/ld/scripttempl/elfmips.sc deleted file mode 100644 index 9dae3e5..0000000 --- a/ld/scripttempl/elfmips.sc +++ /dev/null @@ -1,207 +0,0 @@ -# -# 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. -# 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. -# - -# We use a start address of __start for Irix 5 and GNU/Linux/MIPS, -# _start for other targets. This is for compatibility with Irix 5, -# and with old MIPS ELF toolchains. -if [ -z "$ENTRY" ]; then - case "${target}" in - mips*-*-irix5*) ENTRY=__start ;; - mips*-*-linux*) ENTRY=__start ;; - *) ENTRY=_start ;; - esac -fi - -# if this is for an embedded system, don't add SIZEOF_HEADERS. -if [ -z "$EMBEDDED" ]; then - test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR} + SIZEOF_HEADERS" -else - test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}" -fi - -test -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT} -test -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT} -test "$LD_FLAG" = "N" && DATA_ADDR=. -INTERP=".interp ${RELOCATING-0} : { *(.interp) }" -cat <<EOF -OUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}", - "${LITTLE_OUTPUT_FORMAT}") -OUTPUT_ARCH(${ARCH}) -ENTRY(${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+. = ${TEXT_BASE_ADDRESS};}} - ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR} + SIZEOF_HEADERS;}} - ${CREATE_SHLIB-${INTERP}} - .reginfo ${RELOCATING-0} : { *(.reginfo) } - .dynamic ${RELOCATING-0} : { *(.dynamic) } - .dynstr ${RELOCATING-0} : { *(.dynstr) } - .dynsym ${RELOCATING-0} : { *(.dynsym) } - .hash ${RELOCATING-0} : { *(.hash) } - .rel.text ${RELOCATING-0} : - { *(.rel.text) *(.rel.gnu.linkonce.t*) } - .rela.text ${RELOCATING-0} : - { *(.rela.text) *(.rela.gnu.linkonce.t*) } - .rel.data ${RELOCATING-0} : - { *(.rel.data) *(.rel.gnu.linkonce.d*) } - .rela.data ${RELOCATING-0} : - { *(.rela.data) *(.rela.gnu.linkonce.d*) } - .rel.rodata ${RELOCATING-0} : - { *(.rel.rodata) *(.rel.gnu.linkonce.r*) } - .rela.rodata ${RELOCATING-0} : - { *(.rela.rodata) *(.rela.gnu.linkonce.r*) } - .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) } - .rodata ${RELOCATING-0} : { *(.rodata) *(.gnu.linkonce.r*) } - .rodata1 ${RELOCATING-0} : { *(.rodata1) } - .init ${RELOCATING-0} : { *(.init) } =${NOP-0} - .text ${RELOCATING-0} : - { - ${RELOCATING+${TEXT_START_SYMBOLS}} - *(.text) - *(.stub) - /* .gnu.warning sections are handled specially by elf32.em. */ - *(.gnu.warning) - ${RELOCATING+*(.gnu.linkonce.t*)} - ${RELOCATING+*(.mips16.fn.*)} - ${RELOCATING+*(.mips16.call.*)} - } =${NOP-0} - ${RELOCATING+_etext = .;} - ${RELOCATING+PROVIDE (etext = .);} - .fini ${RELOCATING-0} : { *(.fini) } =${NOP-0} - - /* Adjust the address for the data segment. We want to adjust up to - the same address within the page on the next page up. It would - be more correct to do this: - ${RELOCATING+. = ${DATA_ADDR-ALIGN(${MAXPAGESIZE}) - + ((ALIGN(8) + ${MAXPAGESIZE} - ALIGN(${MAXPAGESIZE})) - & (${MAXPAGESIZE} - 1)};} - The current expression does not correctly handle the case of a - text segment ending precisely at the end of a page; it causes the - data segment to skip a page. The above expression does not have - this problem, but it will currently (2/95) cause BFD to allocate - a single segment, combining both text and data, for this case. - This will prevent the text segment from being shared among - multiple executions of the program; I think that is more - important than losing a page of the virtual address space (note - that no actual memory is lost; the page which is skipped can not - be referenced). */ - ${CREATE_SHLIB-${RELOCATING+. += ${DATA_ADDR} - ${TEXT_START_ADDR};}} - ${CREATE_SHLIB-${RELOCATING+. += 0x10000;}} - ${CREATE_SHLIB+${RELOCATING+. = ALIGN(${MAXPAGESIZE}) + (ALIGN(8) & (${MAXPAGESIZE} - 1));}} - .data ${RELOCATING-0} : - { - ${RELOCATING+${DATA_START_SYMBOLS}} - *(.data) - *(.gnu.linkonce.d*) - ${CONSTRUCTING+CONSTRUCTORS} - } - .data1 ${RELOCATING-0} : { *(.data1) } - .ctors ${RELOCATING-0} : { *(.ctors) } - .dtors ${RELOCATING-0} : { *(.dtors) } - ${RELOCATING+${OTHER_GOT_SYMBOLS}} - .got ${RELOCATING-0} : - { - *(.got.plt) *(.got) - } - /* 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) } - ${RELOCATING+${OTHER_READWRITE_SECTIONS}} - ${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 = .);} - - /* These are needed for ELF backends which have not yet been - converted to the new style linker. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - - /* 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) } - - /* These must appear regardless of ${RELOCATING}. */ - ${OTHER_SECTIONS} -} -EOF |