diff options
Diffstat (limited to 'ld/scripttempl/elfd10v.sc')
| -rw-r--r-- | ld/scripttempl/elfd10v.sc | 137 |
1 files changed, 39 insertions, 98 deletions
diff --git a/ld/scripttempl/elfd10v.sc b/ld/scripttempl/elfd10v.sc index 322eef4..4a606c3 100644 --- a/ld/scripttempl/elfd10v.sc +++ b/ld/scripttempl/elfd10v.sc @@ -1,26 +1,3 @@ -# -# 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} @@ -66,6 +43,7 @@ DTOR=" .dtors ${CONSTRUCTING-0} : ${CONSTRUCTING+${DTOR_END}} }" +STACK=" .stack : { _stack = .; *(.stack) } >STACK " # if this is for an embedded system, don't add SIZEOF_HEADERS. if [ -z "$EMBEDDED" ]; then @@ -84,46 +62,35 @@ ${RELOCATING+${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. */} + +MEMORY +{ + UNIFIED : org = 0, len = 0x1000000 + INSN : org = 0x1000000, len = 0x40000 + DATA : org = 0x2000004, len = 0x7FFC + STACK : org = 0x2007FFE, len = 4 +} + 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);}} + .text : + { + ${RELOCATING+${TEXT_START_SYMBOLS}} + KEEP (*(.init)) + KEEP (*(.fini)) + *(.text) + *(.text.*) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + *(.gnu.linkonce.t*) + ${RELOCATING+_etext = .;} + ${RELOCATING+PROVIDE (etext = .);} + } ${RELOCATING+ >INSN} =${NOP-0} + + .rodata ${RELOCATING-0} : { + *(.rodata) *(.gnu.linkonce.r*) + } ${RELOCATING+ >DATA} + .rodata1 ${RELOCATING-0} : { *(.rodata1) } ${RELOCATING+ >DATA} .data ${RELOCATING-0} : { @@ -132,32 +99,30 @@ SECTIONS *(.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}} + } ${RELOCATING+ >DATA} + .data1 ${RELOCATING-0} : { *(.data1) } ${RELOCATING+ >DATA} + ${RELOCATING+${CTOR} >DATA} + ${RELOCATING+${DTOR} >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 ${RELOCATING-0} : { *(.sdata) } - ${RELOCATING+_edata = .;} + .sdata ${RELOCATING-0} : { *(.sdata) } ${RELOCATING+ >DATA} + ${RELOCATING+_edata = .;} ${RELOCATING+PROVIDE (edata = .);} ${RELOCATING+__bss_start = .;} - ${RELOCATING+${OTHER_BSS_SYMBOLS}} - .sbss ${RELOCATING-0} : { *(.sbss) *(.scommon) } + .sbss ${RELOCATING-0} : { *(.sbss) *(.scommon) } ${RELOCATING+ >DATA} .bss ${RELOCATING-0} : { *(.dynbss) *(.bss) *(COMMON) - } + } ${RELOCATING+ >DATA} ${RELOCATING+_end = . ;} ${RELOCATING+PROVIDE (end = .);} + ${RELOCATING+$STACK} + /* Stabs debugging sections. */ .stab 0 : { *(.stab) } .stabstr 0 : { *(.stabstr) } @@ -198,29 +163,5 @@ SECTIONS .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 |