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| author | H.J. Lu <hjl.tools@gmail.com> | 2003-10-13 15:55:51 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2003-10-13 15:55:51 +0000 |
| commit | 3f7deb8a34ed3d6ad3e4b5194a9c0b697452ec6b (patch) | |
| tree | 91d6131e2ad26a9cb399b9f93dff529b082e7aa9 /bfd/elfxx-ia64.c | |
| parent | 618ec112719ab55280f2933593e279faf5561bc5 (diff) | |
| download | gdb-3f7deb8a34ed3d6ad3e4b5194a9c0b697452ec6b.zip gdb-3f7deb8a34ed3d6ad3e4b5194a9c0b697452ec6b.tar.gz gdb-3f7deb8a34ed3d6ad3e4b5194a9c0b697452ec6b.tar.bz2 | |
bfd/
2003-10-10 H.J. Lu <hongjiu.lu@intel.com>
* bfd-in.h (bfd_elf32_ia64_after_parse): New prototype.
(bfd_elf64_ia64_after_parse): Likewise.
* bfd-in2.h: Regenerated.
* elfxx-ia64.c (oor_ip): New.
(oor_branch_size): Likewise.
(bfd_elfNN_ia64_after_parse): Likewise.
(elfNN_ia64_relax_section): Use oor_ip if oor_branch_size
equals sizeof (oor_ip).
ld/
2003-10-10 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (eelf64_ia64.c): Also depend on
$(srcdir)/emultempl/ia64elf.em.
* Makefile.in: Regenerated.
* emulparams/elf64_ia64.sh (EXTRA_EM_FILE): Set to ia64elf.
* emultempl/ia64elf.em: New.
Diffstat (limited to 'bfd/elfxx-ia64.c')
| -rw-r--r-- | bfd/elfxx-ia64.c | 46 |
1 files changed, 39 insertions, 7 deletions
diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c index 15f7c0a..ed626bf 100644 --- a/bfd/elfxx-ia64.c +++ b/bfd/elfxx-ia64.c @@ -656,6 +656,28 @@ static const bfd_byte oor_brl[16] = 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* brl.sptk.few tgt;; */ 0x00, 0x00, 0x00, 0xc0 }; + +static const bfd_byte oor_ip[48] = +{ + 0x04, 0x00, 0x00, 0x00, 0x01, 0x00, /* [MLX] nop.m 0 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0, /* movl r15=0 */ + 0x01, 0x00, 0x00, 0x60, + 0x03, 0x00, 0x00, 0x00, 0x01, 0x00, /* [MII] nop.m 0 */ + 0x00, 0x01, 0x00, 0x60, 0x00, 0x00, /* mov r16=ip;; */ + 0xf2, 0x80, 0x00, 0x80, /* add r16=r15,r16;; */ + 0x11, 0x00, 0x00, 0x00, 0x01, 0x00, /* [MIB] nop.m 0 */ + 0x60, 0x80, 0x04, 0x80, 0x03, 0x00, /* mov b6=r16 */ + 0x60, 0x00, 0x80, 0x00 /* br b6;; */ +}; + +static size_t oor_branch_size = sizeof (oor_brl); + +void +bfd_elfNN_ia64_after_parse (int itanium) +{ + oor_branch_size = itanium ? sizeof (oor_ip) : sizeof (oor_brl); +} + /* These functions do relaxation for IA-64 ELF. */ @@ -891,9 +913,7 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) if (tsec == ia64_info->plt_sec) size = sizeof (plt_full_entry); else - { - size = sizeof (oor_brl); - } + size = oor_branch_size; /* Resize the current section to make room for the new branch. */ trampoff = (sec->_cooked_size + 15) & (bfd_vma) -16; @@ -914,10 +934,22 @@ elfNN_ia64_relax_section (abfd, sec, link_info, again) } else { - memcpy (contents + trampoff, oor_brl, size); - irel->r_info = ELFNN_R_INFO (ELFNN_R_SYM (irel->r_info), - R_IA64_PCREL60B); - irel->r_offset = trampoff + 2; + if (size == sizeof (oor_ip)) + { + memcpy (contents + trampoff, oor_ip, size); + irel->r_info = ELFNN_R_INFO (ELFNN_R_SYM (irel->r_info), + R_IA64_PCREL64I); + irel->r_addend -= 16; + irel->r_offset = trampoff + 2; + } + else + { + memcpy (contents + trampoff, oor_brl, size); + irel->r_info = ELFNN_R_INFO (ELFNN_R_SYM (irel->r_info), + R_IA64_PCREL60B); + irel->r_offset = trampoff + 2; + } + } /* Record the fixup so we don't do it again this section. */ |