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ld: Enable using separate linker script for -z relro
[deliverable/binutils-gdb.git] / ld / emultempl / elf32.em
diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em
index 1ad9d6b6fa815ebaa93fb151fc6ae3e1bf8c58c7..5160e2449b9e248c1430d84774730a225ce65221 100644 (file)
--- a/ld/emultempl/elf32.em
+++ b/ld/emultempl/elf32.em
@@ -2376,17 +2376,41 @@ echo '             && link_info.combreloc'              >> e${EMULATION_NAME}.c
 echo '             && link_info.relro'                 >> e${EMULATION_NAME}.c
 echo '             && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xdw                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.combreloc'             >> e${EMULATION_NAME}.c
+echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xdceo              >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
 echo '             && link_info.combreloc) return'     >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xdce               >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.combreloc'             >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xdco               >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.combreloc) return'     >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xdc                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xdeo               >> e${EMULATION_NAME}.c
+fi
 fi
 echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.separate_code) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xde                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_pie (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xdo                >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_pie (&link_info)) return'  >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xd                 >> e${EMULATION_NAME}.c
 fi
@@ -2402,17 +2426,41 @@ echo '             && link_info.combreloc'              >> e${EMULATION_NAME}.c
 echo '             && link_info.relro'                 >> e${EMULATION_NAME}.c
 echo '             && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xsw                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.combreloc'             >> e${EMULATION_NAME}.c
+echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xsceo              >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.combreloc'             >> e${EMULATION_NAME}.c
 echo '             && link_info.separate_code) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xsce                       >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.combreloc'             >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xsco               >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.combreloc) return'     >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xsc                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xseo               >> e${EMULATION_NAME}.c
+fi
 fi
 echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
 echo '             && link_info.separate_code) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xse                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (bfd_link_dll (&link_info)'          >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'         >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xso               >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (bfd_link_dll (&link_info)) return'  >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xs                 >> e${EMULATION_NAME}.c
 fi
@@ -2425,14 +2473,34 @@ echo '  ; else if (link_info.combreloc'                 >> e${EMULATION_NAME}.c
 echo '             && link_info.relro'                 >> e${EMULATION_NAME}.c
 echo '             && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xw                 >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (link_info.combreloc'                 >> e${EMULATION_NAME}.c
+echo '             && link_info.separate_code'         >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'          >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xceo                >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (link_info.combreloc'                        >> e${EMULATION_NAME}.c
 echo '             && link_info.separate_code) return' >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xce                        >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (link_info.combreloc'                 >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'          >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xco                 >> e${EMULATION_NAME}.c
+fi
 echo '  ; else if (link_info.combreloc) return'                >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xc                 >> e${EMULATION_NAME}.c
 fi
-echo '  ; else if (link_info.separate_code) return'            >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (link_info.separate_code'             >> e${EMULATION_NAME}.c
+echo '             && link_info.relro) return'          >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xeo                 >> e${EMULATION_NAME}.c
+fi
+echo '  ; else if (link_info.separate_code) return'     >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.xe                 >> e${EMULATION_NAME}.c
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+echo '  ; else if (link_info.relro) return'             >> e${EMULATION_NAME}.c
+sed $sc ldscripts/${EMULATION_NAME}.xo                  >> e${EMULATION_NAME}.c
+fi
 echo '  ; else return'                                 >> e${EMULATION_NAME}.c
 sed $sc ldscripts/${EMULATION_NAME}.x                  >> e${EMULATION_NAME}.c
 echo '; }'                                             >> e${EMULATION_NAME}.c
@@ -2471,6 +2539,21 @@ fragment <<EOF
       else
        return "ldscripts/${EMULATION_NAME}.xdw";
     }
+EOF
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (bfd_link_pie (&link_info)
+          && link_info.combreloc
+          && link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xdceo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xdco";
+    }
+EOF
+fi
+fragment <<EOF
   else if (bfd_link_pie (&link_info)
           && link_info.combreloc)
     {
@@ -2481,6 +2564,18 @@ fragment <<EOF
     }
 EOF
 fi
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (bfd_link_pie (&link_info)
+          && link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xdeo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xdo";
+    }
+EOF
+fi
 fragment <<EOF
   else if (bfd_link_pie (&link_info))
     {
@@ -2502,6 +2597,21 @@ fragment <<EOF
       else
        return "ldscripts/${EMULATION_NAME}.xsw";
     }
+EOF
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (bfd_link_dll (&link_info)
+          && link_info.combreloc
+          && link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xsceo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xsco";
+    }
+EOF
+fi
+fragment <<EOF
   else if (bfd_link_dll (&link_info) && link_info.combreloc)
     {
       if (link_info.separate_code)
@@ -2511,6 +2621,18 @@ fragment <<EOF
     }
 EOF
 fi
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (bfd_link_dll (&link_info)
+          && link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xseo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xso";
+    }
+EOF
+fi
 fragment <<EOF
   else if (bfd_link_dll (&link_info))
     {
@@ -2531,6 +2653,20 @@ fragment <<EOF
       else
        return "ldscripts/${EMULATION_NAME}.xw";
     }
+EOF
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (link_info.combreloc
+          && link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xceo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xco";
+    }
+EOF
+fi
+fragment <<EOF
   else if (link_info.combreloc)
     {
       if (link_info.separate_code)
@@ -2540,6 +2676,17 @@ fragment <<EOF
     }
 EOF
 fi
+if test -n "$GENERATE_RELRO_SCRIPT" ; then
+fragment <<EOF
+  else if (link_info.relro)
+    {
+      if (link_info.separate_code)
+       return "ldscripts/${EMULATION_NAME}.xeo";
+      else
+       return "ldscripts/${EMULATION_NAME}.xo";
+    }
+EOF
+fi
 fragment <<EOF
   else
     {
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