diff options
Diffstat (limited to 'contrib/binutils/ld/genscripts.sh')
| -rwxr-xr-x | contrib/binutils/ld/genscripts.sh | 71 |
1 files changed, 59 insertions, 12 deletions
diff --git a/contrib/binutils/ld/genscripts.sh b/contrib/binutils/ld/genscripts.sh index f6a2970..501a68c 100755 --- a/contrib/binutils/ld/genscripts.sh +++ b/contrib/binutils/ld/genscripts.sh @@ -84,6 +84,17 @@ LIB_SEARCH_DIRS=`echo ${LIB_PATH} | tr ':' ' ' | sed -e 's/\([^ ][^ ]*\)/SEARCH_ # A .xs script is for generating a shared library with the --shared # flag; it is only generated if $GENERATE_SHLIB_SCRIPT is set by the # emulation parameters. +# A .xc script is for linking with -z combreloc; it is only generated if +# $GENERATE_COMBRELOC_SCRIPT is set by the emulation parameters or +# $SCRIPT_NAME is "elf". +# A .xsc script is for linking with --shared -z combreloc; it is generated +# if $GENERATE_COMBRELOC_SCRIPT is set by the emulation parameters or +# $SCRIPT_NAME is "elf" and $GENERATE_SHLIB_SCRIPT is set by the emulation +# parameters too. + +if [ "x$SCRIPT_NAME" = "xelf" ]; then + GENERATE_COMBRELOC_SCRIPT=yes +fi SEGMENT_SIZE=${SEGMENT_SIZE-${TARGET_PAGE_SIZE}} @@ -99,39 +110,75 @@ DATA_ALIGNMENT_u="${DATA_ALIGNMENT_u-${DATA_ALIGNMENT_r}}" LD_FLAG=r DATA_ALIGNMENT=${DATA_ALIGNMENT_r} DEFAULT_DATA_ALIGNMENT="ALIGN(${SEGMENT_SIZE})" -(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.xr +( echo "/* Script for ld -r: link without relocation */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xr LD_FLAG=u DATA_ALIGNMENT=${DATA_ALIGNMENT_u} CONSTRUCTING=" " -(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.xu +( echo "/* Script for ld -Ur: link w/out relocation, do create constructors */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xu LD_FLAG= DATA_ALIGNMENT=${DATA_ALIGNMENT_} RELOCATING=" " -(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.x +( echo "/* Default linker script, for normal executables */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.x LD_FLAG=n DATA_ALIGNMENT=${DATA_ALIGNMENT_n} TEXT_START_ADDR=${NONPAGED_TEXT_START_ADDR-${TEXT_START_ADDR}} -(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.xn +( echo "/* Script for -n: mix text and data on same page */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xn LD_FLAG=N DATA_ALIGNMENT=${DATA_ALIGNMENT_N} -(. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.xbn +( echo "/* Script for -N: mix text and data on same page; don't align data */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc +) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xbn + +if test -n "$GENERATE_COMBRELOC_SCRIPT"; then + DATA_ALIGNMENT=${DATA_ALIGNMENT_c-${DATA_ALIGNMENT_}} + LD_FLAG=c + COMBRELOC=ldscripts/${EMULATION_NAME}.xc.tmp + ( echo "/* Script for -z combreloc: combine and sort reloc sections */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc + ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xc + rm -f ${COMBRELOC} + COMBRELOC= +fi if test -n "$GENERATE_SHLIB_SCRIPT"; then LD_FLAG=shared DATA_ALIGNMENT=${DATA_ALIGNMENT_s-${DATA_ALIGNMENT_}} CREATE_SHLIB=" " # Note that TEXT_START_ADDR is set to NONPAGED_TEXT_START_ADDR. - (. ${srcdir}/scripttempl/${SCRIPT_NAME}.sc) | sed -e '/^ *$/d' > \ - ldscripts/${EMULATION_NAME}.xs + ( + echo "/* Script for ld --shared: link shared library */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc + ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xs + if test -n "$GENERATE_COMBRELOC_SCRIPT"; then + LD_FLAG=cshared + DATA_ALIGNMENT=${DATA_ALIGNMENT_sc-${DATA_ALIGNMENT}} + COMBRELOC=ldscripts/${EMULATION_NAME}.xc.tmp + ( echo "/* Script for --shared -z combreloc: shared library, combine & sort relocs */" + . ${srcdir}/emulparams/${EMULATION_NAME}.sh + . ${srcdir}/scripttempl/${SCRIPT_NAME}.sc + ) | sed -e '/^ *$/d;s/[ ]*$//' > ldscripts/${EMULATION_NAME}.xsc + rm -f ${COMBRELOC} + COMBRELOC= + fi fi for i in $EMULATION_LIBPATH ; do |
