Memory leaks and ineffective bounds checking in wasm_scan

[deliverable/binutils-gdb.git] / ld / emulparams / elf64ppc.sh

diff --git a/ld/emulparams/elf64ppc.sh b/ld/emulparams/elf64ppc.sh
index 305af488e7aecb39a1efa574f601a65374ce8751..15221b82220ead59b35fe2d1733971a954744608 100644 (file)
--- a/ld/emulparams/elf64ppc.sh
+++ b/ld/emulparams/elf64ppc.sh
@@ -1,51 +1,50 @@
-TEMPLATE_NAME=elf32
+source_sh ${srcdir}/emulparams/elf32ppccommon.sh
+source_sh ${srcdir}/emulparams/plt_unwind.sh
 EXTRA_EM_FILE=ppc64elf
 ELFSIZE=64
-GENERATE_SHLIB_SCRIPT=yes
-SCRIPT_NAME=elf
 OUTPUT_FORMAT="elf64-powerpc"
 TEXT_START_ADDR=0x10000000
-SEGMENT_SIZE=0x10000000
-MAXPAGESIZE=0x10000
-COMMONPAGESIZE=0x1000
+#SEGMENT_SIZE=0x10000000
 ARCH=powerpc:common64
-MACHINE=
-NOP=0x60000000
-EXECUTABLE_SYMBOLS='PROVIDE (__stack = 0); PROVIDE (___stack = 0);'
-OTHER_BSS_END_SYMBOLS='__end = .;'
-CTOR_START='PROVIDE (__CTOR_LIST__ = .); PROVIDE (___CTOR_LIST__ = .);'
-CTOR_END='PROVIDE (__CTOR_END__ = .); PROVIDE (___CTOR_END__ = .);'
-DTOR_START='PROVIDE (__DTOR_LIST__ = .); PROVIDE (___DTOR_LIST__ = .);'
-DTOR_END='PROVIDE (__DTOR_END__ = .); PROVIDE (___DTOR_END__ = .);'
+unset EXECUTABLE_SYMBOLS
+unset SDATA_START_SYMBOLS
+unset SDATA2_START_SYMBOLS
+unset SBSS_START_SYMBOLS
+unset SBSS_END_SYMBOLS
+unset OTHER_END_SYMBOLS
+unset OTHER_RELRO_SECTIONS
 OTHER_TEXT_SECTIONS="*(.sfpr .glink)"
-BSS_PLT=
-OTHER_BSS_SYMBOLS="
-  .tocbss      ${RELOCATING-0}${RELOCATING+ALIGN(8)} : { *(.tocbss)}"
-OTHER_PLT_RELOC_SECTIONS="
-  .rela.tocbss ${RELOCATING-0} : { *(.rela.tocbss) }"
-OTHER_GOT_SECTIONS="
-  .toc         ${RELOCATING-0}${RELOCATING+ALIGN(8)} : { *(.toc) }"
-OTHER_GOT_RELOC_SECTIONS="
-  .rela.toc    ${RELOCATING-0} : { *(.rela.toc) }"
-OTHER_READWRITE_SECTIONS="
-  .toc1                ${RELOCATING-0}${RELOCATING+ALIGN(8)} : { *(.toc1) }
-  .opd         ${RELOCATING-0}${RELOCATING+ALIGN(8)} : { KEEP (*(.opd)) }"
+OTHER_SDATA_SECTIONS="
+  .tocbss      ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.tocbss)}"
 
-# Treat a host that matches the target with the possible exception of "64"
-# in the name as if it were native.
-if test `echo "$host" | sed -e s/64//` = `echo "$target" | sed -e s/64//`; then
-    case " $EMULATION_LIBPATH " in
-      *" ${EMULATION_NAME} "*)
-       LIB_PATH=${libdir}
-       for lib in ${NATIVE_LIB_DIRS}; do
-         case :${LIB_PATH}: in
-           *:${lib}:*) ;;
-           *) LIB_PATH=${LIB_PATH}:${lib} ;;
-         esac
-       done
-       # Look for 64 bit target libraries in /lib64, /usr/lib64 etc., first.
-       case "$EMULATION_NAME" in
-         *64*) LIB_PATH=`echo ${LIB_PATH}: | sed -e s,:,64:,g`$LIB_PATH
-       esac
-    esac
+if test x${RELOCATING+set} = xset; then
+  GOT="
+  .got         : ALIGN(256) { *(.got .toc) }"
+else
+  GOT="
+  .got         0 : { *(.got) }
+  .toc         0 : { *(.toc) }"
 fi
+# Put .opd relocs first so ld.so will process them before any ifunc relocs.
+INITIAL_RELOC_SECTIONS="
+  .rela.opd    ${RELOCATING-0} : { *(.rela.opd) }"
+OTHER_GOT_RELOC_SECTIONS="
+  .rela.toc    ${RELOCATING-0} : { *(.rela.toc) }
+  .rela.toc1   ${RELOCATING-0} : { *(.rela.toc1) }
+  .rela.tocbss ${RELOCATING-0} : { *(.rela.tocbss) }
+  .rela.branch_lt      ${RELOCATING-0} : { *(.rela.branch_lt) }"
+OTHER_RELRO_SECTIONS_2="
+  .opd         ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { KEEP (*(.opd)) }
+  .toc1                ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.toc1) }
+  .branch_lt   ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.branch_lt) }"
+INITIAL_READWRITE_SECTIONS="
+  .toc         ${RELOCATING-0} :${RELOCATING+ ALIGN(8)} { *(.toc) }"
+# Put .got before .data
+DATA_GOT=" "
+# Always make .got read-only after relocation
+SEPARATE_GOTPLT=0
+# Also put .sdata before .data
+DATA_SDATA=" "
+# and .plt/.iplt before .data
+DATA_PLT=
+PLT_BEFORE_GOT=" "