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| author | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2015-09-22 11:12:51 +0200 |
|---|---|---|
| committer | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2015-09-22 11:12:51 +0200 |
| commit | 5c383f026242d25a3c21fdfda42e5ca218b346c8 (patch) | |
| tree | d854510497f70338583a6b6c6ca22abb91d9279b /ld | |
| parent | 6dca4fd141fd0b9fe0ea662295833b8ed43cb4e8 (diff) | |
| download | gdb-5c383f026242d25a3c21fdfda42e5ca218b346c8.zip gdb-5c383f026242d25a3c21fdfda42e5ca218b346c8.tar.gz gdb-5c383f026242d25a3c21fdfda42e5ca218b346c8.tar.bz2 | |
Solaris PIE support
include/elf:
* common.h (DF_1_STUB, DF_1_PIE): Define.
ld:
* emulparams/solaris2.sh (GENERATE_PIE_SCRIPT): Set to yes.
* emultempl/elf32.em: Include ldlex.h.
(gld${EMULATION_NAME}_handle_option) [GENERATE_PIE_SCRIPT]
<OPTION_PIE>: Set DF_1_PIE.
binutils:
* readelf.c (process_dynamic_section): Handle DF_1_STUB, DF_1_PIE.
Diffstat (limited to 'ld')
| -rw-r--r-- | ld/ChangeLog | 8 | ||||
| -rw-r--r-- | ld/emulparams/solaris2.sh | 2 | ||||
| -rw-r--r-- | ld/emultempl/elf32.em | 8 |
3 files changed, 18 insertions, 0 deletions
diff --git a/ld/ChangeLog b/ld/ChangeLog index a5f1cd7..88a46c5 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,11 @@ +2015-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> + + * emulparams/solaris2.sh (GENERATE_PIE_SCRIPT): Set to yes. + + * emultempl/elf32.em: Include ldlex.h. + (gld${EMULATION_NAME}_handle_option) [GENERATE_PIE_SCRIPT] + <OPTION_PIE>: Set DF_1_PIE. + 2015-09-22 Alan Modra <amodra@gmail.com> * ld.texinfo: Put --dotsyms/--no-dotsyms on separate lines. diff --git a/ld/emulparams/solaris2.sh b/ld/emulparams/solaris2.sh index dabbb05..aa976f8 100644 --- a/ld/emulparams/solaris2.sh +++ b/ld/emulparams/solaris2.sh @@ -8,3 +8,5 @@ # File, p.63. TEXT_START_SYMBOLS='_START_ = .;' OTHER_END_SYMBOLS='_END_ = .;' +# Beginning with Solaris 11.x and Solaris 12, there's PIE support. +GENERATE_PIE_SCRIPT=yes diff --git a/ld/emultempl/elf32.em b/ld/emultempl/elf32.em index 7fe9089..5fe576e 100644 --- a/ld/emultempl/elf32.em +++ b/ld/emultempl/elf32.em @@ -49,6 +49,7 @@ fragment <<EOF #include "ldmain.h" #include "ldmisc.h" #include "ldexp.h" +#include "ldlex.h" #include "ldlang.h" #include "ldfile.h" #include "ldemul.h" @@ -2289,6 +2290,13 @@ fragment <<EOF EOF fi +if test x"$GENERATE_PIE_SCRIPT" = xyes; then +fragment <<EOF + case OPTION_PIE: + link_info.flags_1 |= (bfd_vma) DF_1_PIE; + break; +EOF +fi fragment <<EOF case 'z': if (strcmp (optarg, "defs") == 0) |