newlib-cygwin/libgloss/xstormy16/sim_rom.ld

/* Test xstormy16 programs that have initial data in ROM and copy it
   to RAM.  */

OUTPUT_FORMAT("elf32-xstormy16", "elf32-xstormy16",
	      "elf32-xstormy16")
OUTPUT_ARCH(xstormy16)
ENTRY(_start)
 SEARCH_DIR(/cuddles/aph/sanyo-011113-branch/install/xstormy16-elf/lib);
/* There are two memory regions we care about, one from 0 through 0x7F00
   that is RAM and one from 0x8000 up which is ROM.  */
MEMORY
{
  RAM (w) : ORIGIN = 0, LENGTH = 0x7F00
  ROM (!w) : ORIGIN = 0x8000, LENGTH = 0xFF8000
}
SECTIONS
{
  /* Read-only sections in ROM.  */
  .int_vec       : { *(.int_vec)	} > ROM
  .rodata   : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } > ROM
  .ctors   :
  {
    /* 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))
  } > ROM
   .dtors         :
  {
    KEEP (*crtbegin.o(.dtors))
    KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
    KEEP (*(SORT(.dtors.*)))
    KEEP (*(.dtors))
  } > ROM
  .jcr : { KEEP (*(.jcr)) } > ROM
  .eh_frame : { KEEP (*(.eh_frame)) } > ROM
  .gcc_except_table : { *(.gcc_except_table) } > ROM
  .plt : { *(.plt) } > ROM
  .text      :
  {
    *(.text)
    *(.text.*)
    *(.stub)
    /* .gnu.warning sections are handled specially by elf32.em.  */
    *(.gnu.warning)
    *(.gnu.linkonce.t.*)
  } > ROM =0
  .init          :
  {
    KEEP (*(.init))
  } > ROM =0
  .fini      :
  {
    KEEP (*(.fini))
  } > ROM =0
  PROVIDE (__etext = .);
  PROVIDE (_etext = .);
  PROVIDE (etext = .);
  . = ALIGN(2);
  __rdata = .;
  .data    : AT (__rdata)
  {
    __data = .;
    *(.data)
    *(.data.*)
    *(.gnu.linkonce.d.*)
    SORT(CONSTRUCTORS)
  } > RAM
  _edata = .;
  PROVIDE (edata = .);
  __bss_start = .;
  /* Why do we need to give bss an AT address at all?  Because if we
     don't, ld will generate another program header for it rather than
     using the one for .data.  */
  .bss       : AT (LOADADDR(.data) + SIZEOF(.data))
  {
   *(.dynbss)
   *(.bss)
   *(.bss.*)
   *(.gnu.linkonce.b.*)
   *(COMMON)
   /* Align here to ensure that the .bss section occupies space up to
      _end.  Align after .bss to ensure correct alignment even if the
      .bss section disappears because there are no input sections.  */
   . = ALIGN(2);
  } > RAM
  . = ALIGN(2);
  _end = .;
  __stack = .;
  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) *(.gnu.linkonce.wi.*) }
  .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) }
  .debug_ranges   0 : { *(.debug_ranges) }
  /* 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  .  */
}