diff options
Diffstat (limited to 'toolchain/elf2flt/elf2flt/ld-elf2flt.in')
-rw-r--r-- | toolchain/elf2flt/elf2flt/ld-elf2flt.in | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/toolchain/elf2flt/elf2flt/ld-elf2flt.in b/toolchain/elf2flt/elf2flt/ld-elf2flt.in deleted file mode 100644 index b87663600..000000000 --- a/toolchain/elf2flt/elf2flt/ld-elf2flt.in +++ /dev/null @@ -1,219 +0,0 @@ -#!/bin/sh -# -# allow us to do flat processing if the flag -Wl,-elf2flt or -elf2flt to -# the 'C' compiler or linker respectively -# -# uses the env. var FLTFLAGS as extra parameters to pass to elf2flt -# arguments given like -Wl,-elf2flt="-b 10000 -v" are given before FLTFLAGS -# -# Copyright (C) 2002,2003 David McCullough <davidm@snapgear.com> -# Copyright (C) 2000, Lineo. davidm@lineo.com -# -# This is Free Software, under the GNU Public Licence v2 or greater. -# - -LINKER="$0.real" # the original renamed-linker -ELF2FLT="`expr $0 : '\(.*\)ld'`elf2flt" -NM="`expr $0 : '\(.*\)ld'`nm" -TOOLDIR="`dirname $0`" # let gcc find the tools for us -OBJCOPY="`expr $0 : '\(.*\)ld'`objcopy" -[ -f "$OBJCOPY" ] || OBJCOPY="$TOOLDIR/../../bin/@target_alias@-objcopy" -OBJDUMP="`expr $OBJCOPY : '\(.*\)objcopy'`objdump" -LDSCRIPTPATH="@binutils_ldscript_dir@" # and the scripts -SHARED_ID="" -NEWLDSCRIPT="" - -# check TOOLDIR from prefix/bin/ or prefix/target-alias/bin/ -[ -d "${LDSCRIPTPATH}" ] || LDSCRIPTPATH="${TOOLDIR}/../lib" - -# -# if we have the elf2flt options, run it -# - -if expr "$*" : ".*-elf2flt.*" > /dev/null -then - ARG1= - ARG2= - OFILE="a.out" - PIC= - SDIRS= - LDSCRIPT= - FINAL="yes" - FINAL_ONLY= - MOVDAT= - VERBOSE= - - while [ $# -ne 0 ] - do - case "$1" in - - -elf2flt) ;; # we already know this - -elf2flt*)FLTFLAGS="`expr \"$1\" : '-elf2flt=\(.*\)'` $FLTFLAGS";; - - -move-rodata) - MOVDAT="y";; # Put rodata in ROM if possible - - -shared-lib-id) - shift; SHARED_ID="$1";; # Shared library ID - - -o) shift; OFILE="$1";; # the final outfile - -o*) OFILE="`expr \"$1\" : '-o\(.*\)'`";; - - -T) shift; LDSCRIPT="$1";; # they have a linker script - -c) shift; LDSCRIPT="$1";; - - -L) ARG1="$ARG1 $1" # remember search dirs - shift; - ARG1="$ARG1 $1" - SDIRS="$SDIRS -L$1" - ;; - -L*) ARG1="$ARG1 $1"; SDIRS="$SDIRS $1";; - - -EB) ARG1="$ARG1 $1"; SDIRS="$SDIRS $1";; # arm big endian - - -relax) ;; # eat this for microblaze - - -r|-Ur) FINAL="" # this is not a final link - ARG1="$ARG1 $1" - ;; - - -v) ARG1="$ARG1 $1" - VERBOSE="y" - ;; - - -m) shift; EMUL="-m $1";; # ld emulations for h8300 - -m*) EMUL=$1;; - - *) ARG1="$ARG1 $1" - ;; - esac - shift - done - - if [ "$FINAL" = "yes" ] - then - [ "$VERBOSE" = "y" ] && set -x - ARG1="$ARG1 $FINAL_ONLY" - NEWLDSCRIPT=`mktemp /tmp/flt-XXXXXX` - SEDOP=" -e s/^R_RODAT// -e /^W_RODAT/d" - OBJCOPYOP="" - if [ "$MOVDAT" ] - then - $LINKER -r -d -o "$OFILE.elf2flt" $ARG1 || exit $? - if [ "`$OBJDUMP -h "$OFILE.elf2flt" | \ - egrep -A1 '[.]rodata' | grep RELOC`" ] - then - echo "warning: .rodata section contains relocations" - else - SEDOP="-e /^R_RODAT/d -e s/^W_RODAT//" - fi - fi - if [ "$SHARED_ID" ] - then - # Massage the linker script into something useful. These - # regexps are ugly due to some bizzare shell quoting rules. - # SEDOP="$SEDOP -e \"s/ORIGIN = 0x0,/ORIGIN = 0x${SHARED_ID}000000,/\"" - # SEDOP="$SEDOP -e \"s/.text 0x0 :/.text 0x${SHARED_ID}000000 :/\"" - SEDOP="$SEDOP -e s/\\(ORIGIN.=.0\\)x0,/\\1x${SHARED_ID}000000,/" - SEDOP="$SEDOP -e s/\\([.]text.0\\)x0[^0-9]:/\\1x${SHARED_ID}000000:/" - - if [ "$SHARED_ID" -gt 0 ] - then - # Non application modules enter via main not _start - # SEDOP="$SEDOP -e 's/ENTRY (_start)/ENTRY (main)/'" - SEDOP="$SEDOP -e s/\\(ENTRY.\\)(_start)/\1(lib_main)/" - OBJCOPYOP="--localize-hidden --weaken" - fi - - # Provide the magic parameter that defines the library data segment pointer offset - case "@target_cpu@" in - h8300) GOT_OFFSET="__current_shared_library_er5_offset_";; - *) GOT_OFFSET="_current_shared_library_a5_offset_";; - esac - ARG1="$ARG1 -defsym $GOT_OFFSET=`expr ${SHARED_ID} '*' -4 - 4`" - fi - if [ "@emit_relocs@" = "yes" ] - then - SEDOP="$SEDOP -e s/^SINGLE_LINK://" - else - SEDOP="$SEDOP -e /^SINGLE_LINK:/d" - fi - - # provide a default linker script, we usually need one - [ -z "$LDSCRIPT" ] && LDSCRIPT="${LDSCRIPTPATH}/elf2flt.ld" - - # if we can find the linker script we preprocess it, otherwise - # we assume the user knows what they are doing - if [ -f "$LDSCRIPT" ]; then - sed $SEDOP < "$LDSCRIPT" > "$NEWLDSCRIPT" - LDSCRIPT="$NEWLDSCRIPT" - elif [ -f "${LDSCRIPTPATH}/$LDSCRIPT" ]; then - sed $SEDOP < "${LDSCRIPTPATH}/$LDSCRIPT" > "$NEWLDSCRIPT" - LDSCRIPT="$NEWLDSCRIPT" - elif [ -f "${LDSCRIPTPATH}/ldscripts/$LDSCRIPT" ]; then - sed $SEDOP < "${LDSCRIPTPATH}/ldscripts/$LDSCRIPT" > "$NEWLDSCRIPT" - LDSCRIPT="$NEWLDSCRIPT" - fi - - if [ "@emit_relocs@" = "yes" ] - then - $LINKER $EMUL $SDIRS -T $LDSCRIPT -q -o "$OFILE.gdb" $ARG1 ||exit $? - RFILE="$OFILE.gdb" - FLTFLAGS="$FLTFLAGS -a" - else - if [ "@got_check@" = "no" ] - then - $LINKER $EMUL $SDIRS -T $LDSCRIPT -Ur -d -o "$OFILE.elf" $ARG1 ||exit $? - $LINKER $EMUL $SDIRS -T $LDSCRIPT -o "$OFILE.gdb" $ARG1 ||exit $? - else - $LINKER $EMUL -r -d -o "$OFILE.elf2flt" $ARG1 ||exit $? - $LINKER $EMUL $SDIRS -T $LDSCRIPT -Ur -o "$OFILE.elf" "$OFILE.elf2flt" ||exit $? - $LINKER $EMUL $SDIRS -T $LDSCRIPT -o "$OFILE.gdb" "$OFILE.elf2flt" ||exit $? - rm -f "$OFILE.elf2flt" - fi - RFILE="$OFILE.elf" - fi - if $NM "$OFILE.gdb" | grep _GLOBAL_OFFSET_TABLE_ > /dev/null - then - $ELF2FLT $FLTFLAGS -o "$OFILE" -p "$OFILE.gdb" "$RFILE" || exit $? - else - $ELF2FLT $FLTFLAGS -o "$OFILE" -r "$RFILE" || exit $? - fi - if [ "$OBJCOPYOP" ] - then - if $OBJCOPY $OBJCOPYOP --help > /dev/null 2>&1 - then - $OBJCOPY $OBJCOPYOP "$OFILE.gdb" ||exit $? - else - case " $OBJCOPYOP " in - *" --localize-hidden "*) - SYMS=`mktemp /tmp/flt-XXXXXX` - $OBJDUMP --syms "$OFILE.gdb" > "$SYMS" ||exit $? - sed -n 's/.*\(\.hidden\|\.internal\) \(.*\)/-L \2/p' < "$SYMS" > "$SYMS.hidden" ||exit $? - if [ -s "$SYMS.hidden" ] - then - xargs ${VERBOSE:+-t} $OBJCOPY "$OFILE.gdb" < "$SYMS.hidden" ||exit $? - fi - rm -f "$SYMS" "$SYMS.hidden" - ;; - esac - case " $OBJCOPYOP " in - *" --weaken "*) - $OBJCOPY --weaken "$OFILE.gdb" ||exit $? - ;; - esac - fi - fi - [ "$RFILE" = "$OFILE.gdb" ] || rm -f "$RFILE" # not needed for any reason - rm -f "$NEWLDSCRIPT" - exit 0 - fi - - exec $LINKER -o "$OFILE" $ARG1 -fi - -# -# otherwise pretend we aren't here -# - -exec $LINKER "$@" |