diff options
| author | Alan Modra <amodra@bigpond.net.au> | 2005-06-01 00:30:26 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2005-06-01 10:00:26 +0930 |
| commit | 7f970b709293482a5ce87bb4f01a765aae831a26 (patch) | |
| tree | a43884596f7b3725ff1193f949aede640e008d89 /libffi | |
| parent | d2348bd59174b5f3c5c492da6190f80c3f6d745b (diff) | |
| download | gcc-7f970b709293482a5ce87bb4f01a765aae831a26.zip gcc-7f970b709293482a5ce87bb4f01a765aae831a26.tar.gz gcc-7f970b709293482a5ce87bb4f01a765aae831a26.tar.bz2 | |
configure.ac: Add --enable-secureplt.
* configure.ac: Add --enable-secureplt.
(HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
* config.in: Regenerate.
* configure: Regenerate.
* config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
rs6000/secureplt.h to tm_file when enable_secureplt.
* doc/invoke.texi (msecure-plt, mbss-plt): Document.
* doc/install.texi: Document --enable-targets and --enable-secureplt.
Correct xrefs to "Using the GNU Compiler Collection (GCC)".
* config/rs6000/secureplt.h: New file.
* config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
(SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
assembler support.
(CC1_SECURE_PLT_DEFAULT_SPEC): Define.
(CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
(SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
* config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
* config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
* config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
TARGET_SECURE_PLT got register load sequence.
(rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
TARGET_SECURE_PLT.
(rs6000_elf_declare_function_name): Don't emit toc address offset
word when TARGET_SECURE_PLT.
* config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
(load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
(load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
(call, call_value): Mark pic_offset_table_rtx used for sysv pic and
TARGET_SECURE_PLT.
(call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
and -fPIC.
* config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
(__trampoline_setup): Likewise. Init r30 before plt call.
From-SVN: r100415
Diffstat (limited to 'libffi')
0 files changed, 0 insertions, 0 deletions