d258b82828
This patch adds "-z bndplt" option Linux/x86-64 linker to generate BND
prefix in PLT entries. It also updated Linux/x86-64 assembler not to
generate R_X86_64_PLT32_BND nor R_X86_64_PC32_BND relocations.
bfd/
2014-11-18 Igor Zamyatin <igor.zamyatin@intel.com>
* elf64-x86-64.c (elf_x86_64_check_relocs): Enable MPX PLT only
for -z bndplt.
gas/
2014-11-18 Igor Zamyatin <igor.zamyatin@intel.com>
* config/tc-i386-intel.c (i386_operator): Remove last argument
from lex_got call.
* config/tc-i386.c (reloc): Remove bnd_prefix from parameters'
list. Return always BFD_RELOC_32_PCREL.
* (output_branch): Remove condition for BFD_RELOC_X86_64_PC32_BND.
* (output_jump): Update call to reloc accordingly.
* (output_interseg_jump): Likewise.
* (output_disp): Likewise.
* (output_imm): Likewise.
* (x86_cons_fix_new): Likewise.
* (lex_got): Remove bnd_prefix from parameters' list in macro and
declarations. Don't use BFD_RELOC_X86_64_PLT32_BND.
* (x86_cons): Update call to lex_got accordingly.
* (i386_immediate): Likewise.
* (i386_displacement): Likewise.
* (md_apply_fix): Don't use BFD_RELOC_X86_64_PLT32_BND nor
BFD_RELOC_X86_64_PC32_BND.
* (tc_gen_reloc): Likewise.
include/
2014-11-18 Igor Zamyatin <igor.zamyatin@intel.com>
* bfdlink.h (struct bfd_link_info): Add bndplt.
ld/
2014-11-18 Igor Zamyatin <igor.zamyatin@intel.com>
* emulparams/elf_x86_64.sh (BNDPLT): Set to yes for x86_64.
* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Handle
"-z bndplt" if BNDPLT is yes.
(gld${EMULATION_NAME}_list_options): Add "-z bndplt" entry.
* ld.texinfo: Add description for bndplt.
ld/testsuite/
2014-11-18 Igor Zamyatin <igor.zamyatin@intel.com>
* testsuite/ld-x86-64/bnd-ifunc-1.d: Add bndplt option.
* testsuite/ld-x86-64/bnd-ifunc-2.d: Likewise.
* testsuite/ld-x86-64/bnd-plt-1.d: Likewise. Update dissassembly
sections.
* testsuite/ld-x86-64/mpx.exp: Handle mpx3 and mpx4 tests.
* testsuite/ld-x86-64/mpx1a.rd: Remove _BND from relocation name.
* testsuite/ld-x86-64/mpx1c.rd: Likewise.
* testsuite/ld-x86-64/mpx2a.rd: Likewise.
* testsuite/ld-x86-64/mpx2c.rd: Likewise.
* testsuite/ld-x86-64/mpx3.dd: New file.
* testsuite/ld-x86-64/mpx3a.s: Likewise.
* testsuite/ld-x86-64/mpx3b.s: Likewise.
* testsuite/ld-x86-64/mpx4.dd: Likewise.
* testsuite/ld-x86-64/mpx4a.s: Likewise.
* testsuite/ld-x86-64/mpx4b.s: Likewise.
|
||
|---|---|---|
| .. | ||
| README | ||
| aarch64elf.em | ||
| aix.em | ||
| alphaelf.em | ||
| armcoff.em | ||
| armelf.em | ||
| astring.sed | ||
| avrelf.em | ||
| beos.em | ||
| bfin.em | ||
| cr16elf.em | ||
| crxelf.em | ||
| elf-generic.em | ||
| elf32.em | ||
| epiphanyelf_4x4.em | ||
| genelf.em | ||
| generic.em | ||
| gld960.em | ||
| gld960c.em | ||
| hppaelf.em | ||
| ia64elf.em | ||
| irix.em | ||
| linux.em | ||
| lnk960.em | ||
| m68hc1xelf.em | ||
| m68kcoff.em | ||
| m68kelf.em | ||
| metagelf.em | ||
| mipself.em | ||
| mmix-elfnmmo.em | ||
| mmixelf.em | ||
| mmo.em | ||
| nds32elf.em | ||
| needrelax.em | ||
| netbsd.em | ||
| nios2elf.em | ||
| ostring.sed | ||
| pe.em | ||
| pep.em | ||
| ppc32elf.em | ||
| ppc64elf.em | ||
| rxelf.em | ||
| scoreelf.em | ||
| sh64elf.em | ||
| solaris2.em | ||
| spu_icache.S | ||
| spu_icache.o_c | ||
| spu_ovl.S | ||
| spu_ovl.o_c | ||
| spuelf.em | ||
| sunos.em | ||
| tic6xdsbt.em | ||
| ticoff.em | ||
| vanilla.em | ||
| vms.em | ||
| vxworks.em | ||
| xtensaelf.em | ||
| z80.em | ||
README
The files in this directory are sourced by genscripts.sh, after
setting some variables to substitute in, to produce
C source files that contain jump tables for each emulation.
Copyright (C) 2012-2014 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.