--- /dev/null
+#
+# 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.
+#
+# 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, _start for other
+# targets. This is for compatibility with Irix 5, and with old MIPS
+# ELF toolchains.
+if [ -z "$ENTRY" ]; then
+ case "${target_alias}" in
+ mips*-*-irix5*) ENTRY=__start ;;
+ *) ENTRY=_start ;;
+ esac
+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_START_ADDR} + SIZEOF_HEADERS;}}
+ ${CREATE_SHLIB+${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) }
+ .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) }
+ .rodata ${RELOCATING-0} : { *(.rodata) }
+ .rodata1 ${RELOCATING-0} : { *(.rodata1) }
+ .init ${RELOCATING-0} : { *(.init) } =${NOP-0}
+ .text ${RELOCATING-0} :
+ {
+ ${CREATE_SHLIB-${RELOCATING+${TEXT_START_SYMBOLS}}}
+ *(.text)
+ *(.stub)
+ /* .gnu.warning sections are handled specially by elf32.em. */
+ *(.gnu.warning)
+ } =${NOP-0}
+ ${CREATE_SHLIB-${RELOCATING+_etext = .;}}
+ ${CREATE_SHLIB-${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;}}
+ .data ${RELOCATING-0} :
+ {
+ ${CREATE_SHLIB-${RELOCATING+${DATA_START_SYMBOLS}}}
+ *(.data)
+ ${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}}
+ ${CREATE_SHLIB-${RELOCATING+_edata = .;}}
+ ${CREATE_SHLIB-${RELOCATING+PROVIDE (edata = .);}}
+ ${CREATE_SHLIB-${RELOCATING+__bss_start = .;}}
+ ${CREATE_SHLIB-${RELOCATING+${OTHER_BSS_SYMBOLS}}}
+ .sbss ${RELOCATING-0} : { *(.sbss) *(.scommon) }
+ .bss ${RELOCATING-0} :
+ {
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ ${CREATE_SHLIB-${RELOCATING+_end = . ;}}
+ ${CREATE_SHLIB-${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 .debug DWARF section are relative to the beginning of the
+ section so we begin .debug at 0. It's not clear yet what needs to happen
+ for the others. */
+ .debug 0 : { *(.debug) }
+ .debug_srcinfo 0 : { *(.debug_srcinfo) }
+ .debug_aranges 0 : { *(.debug_aranges) }
+ .debug_pubnames 0 : { *(.debug_pubnames) }
+ .debug_sfnames 0 : { *(.debug_sfnames) }
+ .line 0 : { *(.line) }
+
+ /* These must appear regardless of ${RELOCATING}. */
+ ${OTHER_SECTIONS}
+}
+EOF
projects / binutils-gdb.git / commitdiff