diff options
Diffstat (limited to 'ld/scripttempl/elf32cr16c.sc')
| -rw-r--r-- | ld/scripttempl/elf32cr16c.sc | 40 |
1 files changed, 24 insertions, 16 deletions
diff --git a/ld/scripttempl/elf32cr16c.sc b/ld/scripttempl/elf32cr16c.sc index 637302e..55645c6 100644 --- a/ld/scripttempl/elf32cr16c.sc +++ b/ld/scripttempl/elf32cr16c.sc @@ -6,6 +6,10 @@ # are permitted in any medium without royalty provided the copyright # notice and this notice are preserved. +# Using an empty script for ld -r is better than mashing together +# sections. This hack likely leaves ld -Ur broken. +test -n "${RELOCATING}" || exit 0 + test -z "$ENTRY" && ENTRY=_start cat <<EOF @@ -19,8 +23,9 @@ cat <<EOF are permitted in any medium without royalty provided the copyright notice and this notice are preserved. */ - -${RELOCATING+ENTRY(${ENTRY})} +EOF +test -n "${RELOCATING}" && cat <<EOF +ENTRY(${ENTRY}) MEMORY { @@ -30,6 +35,9 @@ MEMORY ram : ORIGIN = 4M, LENGTH = 10M } +EOF + +cat <<EOF SECTIONS { /* The heap is located in near memory, to suit both the near and @@ -38,21 +46,21 @@ SECTIONS there. The alignment to 4 bytes is compatible for both the CR16C bus width (2 bytes) and CR16CPlus bus width (4 bytes). */ - .text : { __TEXT_START = .; *(.text) __TEXT_END = .; } > rom - .rdata : { __RDATA_START = .; *(.rdata_4) *(.rdata_2) *(.rdata_1) __RDATA_END = .; } > near_rom - .ctor ALIGN(4) : { __CTOR_LIST = .; *(.ctors) __CTOR_END = .; } > near_rom - .dtor ALIGN(4) : { __DTOR_LIST = .; *(.dtors) __DTOR_END = .; } > near_rom - .data : { __DATA_START = .; *(.data_4) *(.data_2) *(.data_1) *(.data) __DATA_END = .; } > ram AT > rom - .bss (NOLOAD) : { __BSS_START = .; *(.bss_4) *(.bss_2) *(.bss_1) *(.bss) *(COMMON) __BSS_END = .; } > ram - .nrdata : { __NRDATA_START = .; *(.nrdat_4) *(.nrdat_2) *(.nrdat_1) __NRDATA_END = .; } > near_rom - .ndata : { __NDATA_START = .; *(.ndata_4) *(.ndata_2) *(.ndata_1) __NDATA_END = .; } > near_ram AT > rom - .nbss (NOLOAD) : { __NBSS_START = .; *(.nbss_4) *(.nbss_2) *(.nbss_1) *(.ncommon) __NBSS_END = .; } > near_ram - .heap (NOLOAD) : { . = ALIGN(4); __HEAP_START = .; . += 0x2000; __HEAP_MAX = .; } > near_ram - .stack (NOLOAD) : { . = ALIGN(4); . += 0x6000; __STACK_START = .; } > ram - .istack (NOLOAD) : { . = ALIGN(2); . += 0x100; __ISTACK_START = .; } > ram + .text : { __TEXT_START = .; *(.text) __TEXT_END = .; }${RELOCATING+ > rom} + .rdata : { __RDATA_START = .; *(.rdata_4) *(.rdata_2) *(.rdata_1) __RDATA_END = .; }${RELOCATING+ > near_rom} + .ctor ALIGN(4) : { __CTOR_LIST = .; *(.ctors) __CTOR_END = .; }${RELOCATING+ > near_rom} + .dtor ALIGN(4) : { __DTOR_LIST = .; *(.dtors) __DTOR_END = .; }${RELOCATING+ > near_rom} + .data : { __DATA_START = .; *(.data_4) *(.data_2) *(.data_1) *(.data) __DATA_END = .; }${RELOCATING+ > ram AT > rom} + .bss (NOLOAD) : { __BSS_START = .; *(.bss_4) *(.bss_2) *(.bss_1) *(.bss) *(COMMON) __BSS_END = .; }${RELOCATING+ > ram} + .nrdata : { __NRDATA_START = .; *(.nrdat_4) *(.nrdat_2) *(.nrdat_1) __NRDATA_END = .; }${RELOCATING+ > near_rom} + .ndata : { __NDATA_START = .; *(.ndata_4) *(.ndata_2) *(.ndata_1) __NDATA_END = .; }${RELOCATING+ > near_ram AT > rom} + .nbss (NOLOAD) : { __NBSS_START = .; *(.nbss_4) *(.nbss_2) *(.nbss_1) *(.ncommon) __NBSS_END = .; }${RELOCATING+ > near_ram} + .heap (NOLOAD) : { . = ALIGN(4); __HEAP_START = .; . += 0x2000; __HEAP_MAX = .; }${RELOCATING+ > near_ram} + .stack (NOLOAD) : { . = ALIGN(4); . += 0x6000; __STACK_START = .; }${RELOCATING+ > ram} + .istack (NOLOAD) : { . = ALIGN(2); . += 0x100; __ISTACK_START = .; }${RELOCATING+ > ram} } -__DATA_IMAGE_START = LOADADDR(.data); -__NDATA_IMAGE_START = LOADADDR(.ndata); +${RELOCATING+__DATA_IMAGE_START = LOADADDR(.data);} +${RELOCATING+__NDATA_IMAGE_START = LOADADDR(.ndata);} EOF |