226 lines
7.3 KiB
Plaintext
226 lines
7.3 KiB
Plaintext
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/*
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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 is larger than the largest predicted RX600 chip,
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but gives us more memory for benchmarks. */
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MEMORY {
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RAM (w) : ORIGIN = 0x01000000, LENGTH = 0x07000000 /* 112 Mb "external" address space. */
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STACK (w) : ORIGIN = 0x08000000, LENGTH = 16 /* Top of RAM. */
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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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} > RAM
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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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} > RAM
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.data : {
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. = ALIGN(4);
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PROVIDE (__datastart = .);
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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
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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 = __dataend - __datastart); */
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/* We're loading into simulator ram, no need to copy */
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PROVIDE (__romdatacopysize = 0);
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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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*(.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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} > STACK
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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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