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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [libgloss/] [rx/] [rx.ld] - Blame information for rev 207

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1 207 jeremybenn
/*
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Copyright (c) 2005,2008,2009 Red Hat Incorporated.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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    Redistributions of source code must retain the above copyright
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    notice, this list of conditions and the following disclaimer.
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    Redistributions in binary form must reproduce the above copyright
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    notice, this list of conditions and the following disclaimer in the
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    documentation and/or other materials provided with the distribution.
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    The name of Red Hat Incorporated may not be used to endorse
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    or promote products derived from this software without specific
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    prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED.  IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Default linker script, for normal executables */
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OUTPUT_ARCH(rx)
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ENTRY(_start)
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/* Do we need any of these for elf?
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   __DYNAMIC = 0;    */
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/* This memory layout corresponds to the smallest predicted RX600 chip.  */
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MEMORY {
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        RAM (w)   : ORIGIN = 0x00000000, LENGTH = 0x00020000 /* 128k */
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        STACK (w) : ORIGIN = 0x00020000, LENGTH = 16 /* top of RAM */
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        ROM (w)   : ORIGIN = 0xfff40000, LENGTH = 0x000bffd0 /* 768k */
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/* This is the largest RX6000: */
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/*      ROM (w)   : ORIGIN = 0xffe00000, LENGTH = 0x001fffd0 */ /* 2Mb */
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}
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SECTIONS
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{
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  .text           :
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  {
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    PROVIDE (_start = .);
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    *(.text P .stub .text.* .gnu.linkonce.t.*)
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    KEEP (*(.text.*personality*))
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    /* .gnu.warning sections are handled specially by elf32.em.  */
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    *(.gnu.warning)
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    *(.interp .hash .dynsym .dynstr .gnu.version*)
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    PROVIDE (__etext = .);
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    PROVIDE (_etext = .);
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    PROVIDE (etext = .);
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    . = ALIGN(4);
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    KEEP (*(.init))
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    KEEP (*(.fini))
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  } > ROM
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  .rodata : {
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    . = ALIGN(4);
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    *(.plt)
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    *(.rodata C C_2 C_1 .rodata.* .gnu.linkonce.r.*)
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    *(.rodata1)
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    *(.eh_frame_hdr)
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    KEEP (*(.eh_frame))
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    KEEP (*(.gcc_except_table)) *(.gcc_except_table.*)
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    . = ALIGN(4);
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    PROVIDE(__romdatastart = .);
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  } > ROM
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  .data : {
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    . = ALIGN(4);
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    PROVIDE (__datastart = .); /* IF_ROROM */
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    PROVIDE (__preinit_array_start = .);
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    KEEP (*(.preinit_array))
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    PROVIDE (__preinit_array_end = .);
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    PROVIDE (__init_array_start = .);
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    KEEP (*(SORT(.init_array.*)))
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    KEEP (*(.init_array))
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    PROVIDE (__init_array_end = .);
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    PROVIDE (__fini_array_start = .);
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    KEEP (*(.fini_array))
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    KEEP (*(SORT(.fini_array.*)))
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    PROVIDE (__fini_array_end = .);
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    LONG(0); /* Sentinel.  */
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    /* gcc uses crtbegin.o to find the start of the constructors, so
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       we make sure it is first.  Because this is a wildcard, it
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       doesn't matter if the user does not actually link against
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       crtbegin.o; the linker won't look for a file to match a
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       wildcard.  The wildcard also means that it doesn't matter which
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       directory crtbegin.o is in.  */
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    KEEP (*crtbegin*.o(.ctors))
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    /* We don't want to include the .ctor section from from the
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       crtend.o file until after the sorted ctors.  The .ctor section
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       from the crtend file contains the end of ctors marker and it
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       must be last */
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    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
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    KEEP (*(SORT(.ctors.*)))
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    KEEP (*(.ctors))
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    KEEP (*crtbegin*.o(.dtors))
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    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
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    KEEP (*(SORT(.dtors.*)))
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    KEEP (*(.dtors))
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    KEEP (*(.jcr))
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    *(.data.rel.ro.local) *(.data.rel.ro*)
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    *(.dynamic)
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    *(.data D .data.* .gnu.linkonce.d.*)
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    KEEP (*(.gnu.linkonce.d.*personality*))
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    SORT(CONSTRUCTORS)
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    *(.data1)
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    *(.got.plt) *(.got)
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    /* We want the small data sections together, so single-instruction offsets
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       can access them all, and initialized data all before uninitialized, so
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       we can shorten the on-disk segment size.  */
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    . = ALIGN(4);
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    *(.sdata .sdata.* .gnu.linkonce.s.* D_2 D_1)
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    . = ALIGN(4);
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    _edata = .;
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    PROVIDE (edata = .);
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    PROVIDE (__dataend = .);
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  } > RAM AT> ROM
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  /* Note that __romdatacopysize may be ZERO for the simulator, which
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     knows how to intialize RAM directly.  It should ONLY be used for
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     copying data from ROM to RAM; if you need to know the size of the
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     data section, subtract the end symbol from the start symbol.  */
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  /* Note that crt0 assumes this is a multiple of four; all the
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     start/stop symbols are also assumed long-aligned.  */
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  PROVIDE (__romdatacopysize = SIZEOF(.data));
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  .bss : {
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    . = ALIGN(4);
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    PROVIDE (__bssstart = .);
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    *(.dynbss)
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    *(.sbss .sbss.*)
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    *(.bss B B_2 B_1 .bss.* .gnu.linkonce.b.*)
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    . = ALIGN(4);
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    *(COMMON)
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    . = ALIGN(4);
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    PROVIDE (__bssend = .);
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    _end = .;
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    PROVIDE (end = .);
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  } > RAM
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  PROVIDE (__bsssize = SIZEOF(.bss) / 4);
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  .stack (ORIGIN (STACK)) :
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  {
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    PROVIDE (__stack = .);
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    *(.stack)
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  }
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  /* Providing one of these symbols in your code is sufficient to have
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     it linked in to the fixed vector table.  */
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  PROVIDE (__rx_priviledged_exception_handler = 0x00000000);
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  PROVIDE (__rx_access_exception_handler = 0x00000000);
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  PROVIDE (__rx_undefined_exception_handler = 0x00000000);
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  PROVIDE (__rx_floating_exception_handler = 0x00000000);
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  PROVIDE (__rx_nonmaskable_exception_handler = 0x00000000);
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  .vectors (0xFFFFFFD0) :
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  {
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    PROVIDE (__vectors = .);
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    LONG (__rx_priviledged_exception_handler);
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    LONG (__rx_access_exception_handler);
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    LONG (0);
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    LONG (__rx_undefined_exception_handler);
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    LONG (0);
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    LONG (__rx_floating_exception_handler);
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    LONG (0);
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    LONG (0);
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    LONG (0);
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    LONG (0);
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    LONG (__rx_nonmaskable_exception_handler);
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    LONG (_start);
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  }
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  /* The rest are all not normally part of the runtime image.  */
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  /* Stabs debugging sections.  */
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  .stab          0 : { *(.stab) }
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  .stabstr       0 : { *(.stabstr) }
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  .stab.excl     0 : { *(.stab.excl) }
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  .stab.exclstr  0 : { *(.stab.exclstr) }
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  .stab.index    0 : { *(.stab.index) }
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  .stab.indexstr 0 : { *(.stab.indexstr) }
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  .comment       0 : { *(.comment) }
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  /* DWARF debug sections.
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     Symbols in the DWARF debugging sections are relative to the beginning
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     of the section so we begin them at 0.  */
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  /* DWARF 1 */
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  .debug          0 : { *(.debug) }
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  .line           0 : { *(.line) }
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  /* GNU DWARF 1 extensions */
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  .debug_srcinfo  0 : { *(.debug_srcinfo) }
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  .debug_sfnames  0 : { *(.debug_sfnames) }
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  /* DWARF 1.1 and DWARF 2 */
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  .debug_aranges  0 : { *(.debug_aranges) }
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  .debug_pubnames 0 : { *(.debug_pubnames) }
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  /* DWARF 2 */
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  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
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  .debug_abbrev   0 : { *(.debug_abbrev) }
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  .debug_line     0 : { *(.debug_line) }
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  .debug_frame    0 : { *(.debug_frame) }
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  .debug_str      0 : { *(.debug_str) }
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  .debug_loc      0 : { *(.debug_loc) }
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  .debug_macinfo  0 : { *(.debug_macinfo) }
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  /* SGI/MIPS DWARF 2 extensions */
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  .debug_weaknames 0 : { *(.debug_weaknames) }
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  .debug_funcnames 0 : { *(.debug_funcnames) }
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  .debug_typenames 0 : { *(.debug_typenames) }
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  .debug_varnames  0 : { *(.debug_varnames) }
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  /DISCARD/ : { *(.note.GNU-stack) }
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}

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