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Diffstat (limited to 'libgloss/m32c/m32c.tmpl')
| -rw-r--r-- | libgloss/m32c/m32c.tmpl | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/libgloss/m32c/m32c.tmpl b/libgloss/m32c/m32c.tmpl new file mode 100644 index 0000000..b06ce4f --- /dev/null +++ b/libgloss/m32c/m32c.tmpl @@ -0,0 +1,212 @@ +/* + +Copyright (c) 2005 Red Hat Incorporated. +All rights reserved. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + The name of Red Hat Incorporated may not be used to endorse + or promote products derived from this software without specific + prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +*/ + +/* Default linker script, for normal executables */ +OUTPUT_FORMAT("elf32-m32c", "elf32-m32c", + "elf32-m32c") +OUTPUT_ARCH(m32c) +ENTRY(_start) +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +MEMORY { + RAM (w) : ORIGIN = RAMSTART, LENGTH = RAMSIZE + ROM (r) : ORIGIN = ROMSTART, LENGTH = ROMSIZE + VEC (r) : ORIGIN = VECSTART, LENGTH = 32 + RESETVEC (r) : ORIGIN = RESETSTART, LENGTH = 4 +} +SECTIONS +{ + /* There are three cases we care about: First, RW data that must be + in the low 64k. This will always be copied from ROM. Second, RO + data that must be in the low 64k. This may be copied from ROM if + the ROM is above 64k. Third, anything that does not need to be + in the first 64k. Chips normally only have two memory regions; + low ram and either high or low rom. We map the low rom needs + into one of the actual regions. */ + + /* .text goes first so the rom image of ram data will follow it. */ + .text : + { + *(.text .stub .text.* .gnu.linkonce.t.*) + KEEP (*(.text.*personality*)) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + *(.interp .hash .dynsym .dynstr .gnu.version*) + PROVIDE (__etext = .); + PROVIDE (_etext = .); + PROVIDE (etext = .); + . = ALIGN(2); + PROVIDE(__romdatastart = .); /* IF_ROCOPY */ + } > ROM =0 + + /* rodata will either be part of data, or will be in low rom. So we + might be spanning it, or we might not. This lets us include it + in our calculations when appropriate. */ + + .rodata : { + . = ALIGN(2); + PROVIDE(__datastart = .); /* IF_ROCOPY */ + *(.plt) + KEEP (*(.init)) + KEEP (*(.fini)) + *(.rodata .rodata.* .gnu.linkonce.r.*) + *(.rodata1) + *(.eh_frame_hdr) + KEEP (*(.eh_frame)) + KEEP (*(.gcc_except_table)) *(.gcc_except_table.*) + . = ALIGN(2); + PROVIDE(__romdatastart = .); /* IF_ROROM */ + } > LOWROM + + .data : { + . = ALIGN(32 / 8); + PROVIDE (__datastart = .); /* IF_ROROM */ + PROVIDE (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE (__preinit_array_end = .); + PROVIDE (__init_array_start = .); + KEEP (*(.init_array)) + PROVIDE (__init_array_end = .); + PROVIDE (__fini_array_start = .); + KEEP (*(.fini_array)) + PROVIDE (__fini_array_end = .); + + /* 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)) + + KEEP (*crtbegin*.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + + KEEP (*(.jcr)) + *(.data.rel.ro.local) *(.data.rel.ro*) + *(.dynamic) + + *(.data .data.* .gnu.linkonce.d.*) + KEEP (*(.gnu.linkonce.d.*personality*)) + SORT(CONSTRUCTORS) + *(.data1) + *(.got.plt) *(.got) + + . = ALIGN(2); + _edata = .; + PROVIDE (edata = .); + PROVIDE (__dataend = .); + } > RAM AT>ROM + + /* Note that __romdatacopysize may be ZERO for the simulator, which + knows how to intialize RAM directly. It should ONLY be used for + copying data from ROM to RAM; if you need to know the size of the + data section, subtract the end symbol from the start symbol. */ + /* Note that crt0 assumes this is even; all the start/stop symbols + are also assumed word-aligned. */ + PROVIDE (__romdatacopysize = SIZEOF(.rodata) + SIZEOF(.data)); + + .bss : { + . = ALIGN(2); + PROVIDE (__bssstart = .); + *(.dynbss) + *(.bss .bss.* .gnu.linkonce.b.*) + *(COMMON) + . = ALIGN(2); + PROVIDE (__bssend = .); + _end = .; + PROVIDE (end = .); + } > RAM + PROVIDE (__bsssize = SIZEOF(.bss)); + + .stack (RAMSTART + RAMSIZE - 2) : + { + PROVIDE (__stack = .); + *(.stack) + } + + .vec : { + *(.vec) + } > VEC + .resetvec : { + *(.resetvec) + } > RESETVEC + + /* The rest are all not normally part of the runtime image. */ + + /* 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) } + /* 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) } + /DISCARD/ : { *(.note.GNU-stack) } +} |