binutils-gdb/ld/scripttempl/elf32msp430_3.sc
Nick Clifton 0d832c8ea7 Provide the __bssstart and __bsssize symbols needed by the MSP430's crt0.o code.
PR target/20134
	* scripttempl/elf32msp430.sc (.bss): Provide __bssstart and
	__bsssize.
	* scripttempl/elf32msp430_3.sc (.bss): Likewise.
2016-05-26 11:43:38 +01:00

216 lines
6.2 KiB
Python

# Copyright (C) 2014-2016 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.
cat <<EOF
/* Copyright (C) 2014-2016 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved. */
OUTPUT_FORMAT("${OUTPUT_FORMAT}","${OUTPUT_FORMAT}","${OUTPUT_FORMAT}")
OUTPUT_ARCH(${ARCH})
MEMORY
{
text (rx) : ORIGIN = $ROM_START, LENGTH = $ROM_SIZE
data (rwx) : ORIGIN = $RAM_START, LENGTH = $RAM_SIZE
vectors (rw) : ORIGIN = 0xffe0, LENGTH = 0x20
}
SECTIONS
{
/* Read-only sections, merged into text segment. */
${TEXT_DYNAMIC+${DYNAMIC}}
.hash ${RELOCATING-0} : { *(.hash) }
.dynsym ${RELOCATING-0} : { *(.dynsym) }
.dynstr ${RELOCATING-0} : { *(.dynstr) }
.gnu.version ${RELOCATING-0} : { *(.gnu.version) }
.gnu.version_d ${RELOCATING-0} : { *(.gnu.version_d) }
.gnu.version_r ${RELOCATING-0} : { *(.gnu.version_r) }
.rel.init ${RELOCATING-0} : { *(.rel.init) }
.rela.init ${RELOCATING-0} : { *(.rela.init) }
.rel.text ${RELOCATING-0} :
{
*(.rel.text)
${RELOCATING+*(.rel.text.*)}
${RELOCATING+*(.rel.gnu.linkonce.t*)}
}
.rela.text ${RELOCATING-0} :
{
*(.rela.text)
${RELOCATING+*(.rela.text.*)}
${RELOCATING+*(.rela.gnu.linkonce.t*)}
}
.rel.fini ${RELOCATING-0} : { *(.rel.fini) }
.rela.fini ${RELOCATING-0} : { *(.rela.fini) }
.rel.rodata ${RELOCATING-0} :
{
*(.rel.rodata)
${RELOCATING+*(.rel.rodata.*)}
${RELOCATING+*(.rel.gnu.linkonce.r*)}
}
.rela.rodata ${RELOCATING-0} :
{
*(.rela.rodata)
${RELOCATING+*(.rela.rodata.*)}
${RELOCATING+*(.rela.gnu.linkonce.r*)}
}
.rel.data ${RELOCATING-0} :
{
*(.rel.data)
${RELOCATING+*(.rel.data.*)}
${RELOCATING+*(.rel.gnu.linkonce.d*)}
}
.rela.data ${RELOCATING-0} :
{
*(.rela.data)
${RELOCATING+*(.rela.data.*)}
${RELOCATING+*(.rela.gnu.linkonce.d*)}
}
.rel.ctors ${RELOCATING-0} : { *(.rel.ctors) }
.rela.ctors ${RELOCATING-0} : { *(.rela.ctors) }
.rel.dtors ${RELOCATING-0} : { *(.rel.dtors) }
.rela.dtors ${RELOCATING-0} : { *(.rela.dtors) }
.rel.got ${RELOCATING-0} : { *(.rel.got) }
.rela.got ${RELOCATING-0} : { *(.rela.got) }
.rel.bss ${RELOCATING-0} : { *(.rel.bss) }
.rela.bss ${RELOCATING-0} : { *(.rela.bss) }
.rel.plt ${RELOCATING-0} : { *(.rel.plt) }
.rela.plt ${RELOCATING-0} : { *(.rela.plt) }
/* Internal text space. */
.text :
{
${RELOCATING+. = ALIGN(2);}
*(SORT_NONE(.init))
*(SORT_NONE(.init0)) /* Start here after reset. */
*(SORT_NONE(.init1))
*(SORT_NONE(.init2))
*(SORT_NONE(.init3))
*(SORT_NONE(.init4))
*(SORT_NONE(.init5))
*(SORT_NONE(.init6)) /* C++ constructors. */
*(SORT_NONE(.init7))
*(SORT_NONE(.init8))
*(SORT_NONE(.init9)) /* Call main(). */
${CONSTRUCTING+ __ctors_start = . ; }
${CONSTRUCTING+ *(.ctors) }
${CONSTRUCTING+ __ctors_end = . ; }
${CONSTRUCTING+ __dtors_start = . ; }
${CONSTRUCTING+ *(.dtors) }
${CONSTRUCTING+ __dtors_end = . ; }
${RELOCATING+. = ALIGN(2);}
*(.text)
${RELOCATING+. = ALIGN(2);}
*(.text.*)
${RELOCATING+. = ALIGN(2);}
*(.text:*)
${RELOCATING+. = ALIGN(2);}
*(SORT_NONE(.fini9))
*(SORT_NONE(.fini8))
*(SORT_NONE(.fini7))
*(SORT_NONE(.fini6)) /* C++ destructors. */
*(SORT_NONE(.fini5))
*(SORT_NONE(.fini4))
*(SORT_NONE(.fini3))
*(SORT_NONE(.fini2))
*(SORT_NONE(.fini1))
*(SORT_NONE(.fini0)) /* Infinite loop after program termination. */
*(SORT_NONE(.fini))
${RELOCATING+ _etext = . ; }
} ${RELOCATING+ > text}
.rodata :
{
*(.rodata .rodata.* .gnu.linkonce.r.*)
*(.const)
*(.const:*)
} ${RELOCATING+ > text}
.data ${RELOCATING-0} :
{
${RELOCATING+ PROVIDE (__data_start = .) ; }
${RELOCATING+. = ALIGN(2);}
*(.data)
*(.data.*)
*(.gnu.linkonce.d*)
${RELOCATING+. = ALIGN(2);}
${RELOCATING+ _edata = . ; }
} ${RELOCATING+ > data ${RELOCATING+AT> text}}
__romdatastart = LOADADDR(.data);
__romdatacopysize = SIZEOF(.data);
.bss ${RELOCATING+ SIZEOF(.data) + ADDR(.data)} :
{
${RELOCATING+. = ALIGN(2);}
${RELOCATING+ PROVIDE (__bss_start = .) ; }
${RELOCATING+ PROVIDE (__bssstart = .); }
*(.bss)
*(COMMON)
${RELOCATING+ PROVIDE (__bss_end = .) ; }
} ${RELOCATING+ > data}
${RELOCATING+ PROVIDE (__bsssize = SIZEOF(.bss)); }
.noinit ${RELOCATING+ SIZEOF(.bss) + ADDR(.bss)} :
{
${RELOCATING+ PROVIDE (__noinit_start = .) ; }
*(.noinit)
*(COMMON)
${RELOCATING+ PROVIDE (__noinit_end = .) ; }
} ${RELOCATING+ > data}
.persistent ${RELOCATING+ SIZEOF(.noinit) + ADDR(.noinit)} :
{
${RELOCATING+ PROVIDE (__persistent_start = .) ; }
*(.persistent)
${RELOCATING+ PROVIDE (__persistent_end = .) ; }
} ${RELOCATING+ > data}
${RELOCATING+ _end = . ;}
.vectors ${RELOCATING-0}:
{
${RELOCATING+ PROVIDE (__vectors_start = .) ; }
*(.vectors*)
${RELOCATING+ _vectors_end = . ; }
} ${RELOCATING+ > vectors}
.MSP430.attributes 0 :
{
KEEP (*(.MSP430.attributes))
KEEP (*(.gnu.attributes))
KEEP (*(__TI_build_attributes))
}
/* 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) }
EOF
. $srcdir/scripttempl/DWARF.sc
cat <<EOF
PROVIDE (__stack = ${STACK}) ;
PROVIDE (__data_start_rom = _etext) ;
PROVIDE (__data_end_rom = _etext + SIZEOF (.data)) ;
PROVIDE (__noinit_start_rom = _etext + SIZEOF (.data)) ;
PROVIDE (__noinit_end_rom = _etext + SIZEOF (.data) + SIZEOF (.noinit)) ;
}
EOF