mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-21 04:42:53 +08:00
4ada7262d0
* elf32-i386.c: Don't defined ELF_ARCH etc. if this file is included
by a target variant implementation.
* elf64-alpha.c: Likewise.
* elf32-i386-fbsd.c: New file.
* elf64-alpha-fbsd.c: New file.
* targets.c: Support bfd_elf32_i386_freebsd_vec and
bfd_elf64_alpha_freebsd_vec.
* configure.in: Accept the vectors bfd_elf32_i386_freebsd_vec,
bfd_elf64_alpha_freebsd_vec.
* Makefile.am (BFD32_BACKENDS): Add elf32-i386-fbsd.lo.
(BFD32_BACKENDS_CFILES): Add elf32-i386-fbsd.c.
(BFD64_BACKENDS): Add elf64-alpha-fbsd.lo.
(BFD64_BACKENDS_CFILES): Add elf64-alpha-fbsd.c.
(elf32-i386-fbsd.lo, elf64-alpha-fbsd.lo): Add dependencies.
* config.bfd: For FreeBSD targets, set targ_defvec to a FreeBSD
specific targets. Define OLD_FREEBSD_ABI_LABEL if appropriate.
* config/tc-i386.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf32-i386".
* config/tc-i386.c (i386_target_format): Likewise.
* config/tc-alpha.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf64-alpha".
* emulparams/elf_i386_fbsd.sh: Set OUTPUT_FORMAT to
elf32-i386-freebsd.
* emulparams/elf64alpha_fbsd.sh: Set OUTPUT_FORMAT to
elf64-alpha-freebsd.
Approved by: Alan Modra <amodra@bigpond.net.au>
Message-ID: <20020715021113.GJ30362@bubble.sa.bigpond.net.au>
164 lines
5.3 KiB
C
164 lines
5.3 KiB
C
/* This file is tc-alpha.h
|
|
Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
|
|
Free Software Foundation, Inc.
|
|
Written by Ken Raeburn <raeburn@cygnus.com>.
|
|
|
|
This file is part of GAS, the GNU Assembler.
|
|
|
|
GAS is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GAS is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GAS; see the file COPYING. If not, write to the Free
|
|
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
|
|
02111-1307, USA. */
|
|
|
|
#define TC_ALPHA
|
|
|
|
#define TARGET_BYTES_BIG_ENDIAN 0
|
|
|
|
#define WORKING_DOT_WORD
|
|
|
|
#define TARGET_ARCH bfd_arch_alpha
|
|
|
|
#ifdef TE_FreeBSD
|
|
#define ELF_TARGET_FORMAT "elf64-alpha-freebsd"
|
|
#endif
|
|
#ifndef ELF_TARGET_FORMAT
|
|
#define ELF_TARGET_FORMAT "elf64-alpha"
|
|
#endif
|
|
|
|
#define TARGET_FORMAT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour \
|
|
? "ecoff-littlealpha" \
|
|
: OUTPUT_FLAVOR == bfd_target_elf_flavour \
|
|
? ELF_TARGET_FORMAT \
|
|
: OUTPUT_FLAVOR == bfd_target_evax_flavour \
|
|
? "vms-alpha" \
|
|
: "unknown-format")
|
|
|
|
#define NEED_LITERAL_POOL
|
|
#define REPEAT_CONS_EXPRESSIONS
|
|
|
|
struct fix;
|
|
struct alpha_reloc_tag;
|
|
|
|
extern void alpha_validate_fix PARAMS ((struct fix *));
|
|
extern int alpha_force_relocation PARAMS ((struct fix *));
|
|
extern int alpha_fix_adjustable PARAMS ((struct fix *));
|
|
|
|
extern unsigned long alpha_gprmask, alpha_fprmask;
|
|
extern valueT alpha_gp_value;
|
|
|
|
#ifdef OBJ_ELF
|
|
#define TC_VALIDATE_FIX(FIX,SEGTYPE,SKIP) alpha_validate_fix (FIX)
|
|
#endif
|
|
#define TC_FORCE_RELOCATION(FIX) alpha_force_relocation (FIX)
|
|
#define tc_fix_adjustable(FIX) alpha_fix_adjustable (FIX)
|
|
#define RELOC_REQUIRES_SYMBOL
|
|
|
|
/* Values passed to md_apply_fix3 don't include the symbol value. */
|
|
#define MD_APPLY_SYM_VALUE(FIX) 0
|
|
|
|
#define md_convert_frag(b,s,f) as_fatal ("alpha convert_frag\n")
|
|
#define md_estimate_size_before_relax(f,s) \
|
|
(as_fatal ("estimate_size_before_relax called"),1)
|
|
#define md_operand(x)
|
|
|
|
#ifdef OBJ_EVAX
|
|
|
|
/* This field keeps the symbols position in the link section. */
|
|
#define OBJ_SYMFIELD_TYPE valueT
|
|
|
|
#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) \
|
|
fix_new_exp (FRAG, OFF, (int)LEN, EXP, 0, \
|
|
LEN == 2 ? BFD_RELOC_16 \
|
|
: LEN == 4 ? BFD_RELOC_32 \
|
|
: LEN == 8 ? BFD_RELOC_64 \
|
|
: BFD_RELOC_ALPHA_LINKAGE);
|
|
#endif
|
|
|
|
#define md_number_to_chars number_to_chars_littleendian
|
|
|
|
extern int tc_get_register PARAMS ((int frame));
|
|
extern void alpha_frob_ecoff_data PARAMS ((void));
|
|
|
|
#define tc_frob_label(sym) alpha_define_label (sym)
|
|
extern void alpha_define_label PARAMS ((symbolS *));
|
|
|
|
#define md_cons_align(nbytes) alpha_cons_align (nbytes)
|
|
extern void alpha_cons_align PARAMS ((int));
|
|
|
|
#define HANDLE_ALIGN(fragp) alpha_handle_align (fragp)
|
|
extern void alpha_handle_align PARAMS ((struct frag *));
|
|
|
|
#define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 8)
|
|
|
|
#ifdef OBJ_ECOFF
|
|
#define tc_frob_file_before_adjust() alpha_frob_file_before_adjust ()
|
|
extern void alpha_frob_file_before_adjust PARAMS ((void));
|
|
#endif
|
|
|
|
#define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */
|
|
|
|
#ifdef OBJ_ELF
|
|
#define ELF_TC_SPECIAL_SECTIONS \
|
|
{ ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, \
|
|
{ ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL },
|
|
|
|
#define md_elf_section_letter alpha_elf_section_letter
|
|
extern int alpha_elf_section_letter PARAMS ((int, char **));
|
|
#define md_elf_section_flags alpha_elf_section_flags
|
|
extern flagword alpha_elf_section_flags PARAMS ((flagword, int, int));
|
|
#endif
|
|
|
|
/* Whether to add support for explict !relocation_op!sequence_number. At the
|
|
moment, only do this for ELF, though ECOFF could use it as well. */
|
|
|
|
#ifdef OBJ_ELF
|
|
#define RELOC_OP_P
|
|
#endif
|
|
|
|
/* Before the relocations are written, reorder them, so that user
|
|
supplied !lituse relocations follow the appropriate !literal
|
|
relocations. Also convert the gas-internal relocations to the
|
|
appropriate linker relocations. */
|
|
#define tc_frob_file_before_fix() alpha_before_fix ()
|
|
extern void alpha_before_fix PARAMS ((void));
|
|
|
|
/* New fields for supporting explicit relocations (such as !literal to mark
|
|
where a pointer is loaded from the global table, and !lituse_base to track
|
|
all of the normal uses of that pointer). */
|
|
|
|
#define TC_FIX_TYPE struct alpha_fix_tag
|
|
|
|
struct alpha_fix_tag
|
|
{
|
|
struct fix *next_reloc; /* next !lituse or !gpdisp */
|
|
struct alpha_reloc_tag *info; /* other members with same sequence */
|
|
};
|
|
|
|
/* Initialize the TC_FIX_TYPE field. */
|
|
#define TC_INIT_FIX_DATA(FIX) \
|
|
do { \
|
|
FIX->tc_fix_data.next_reloc = (struct fix *) 0; \
|
|
FIX->tc_fix_data.info = (struct alpha_reloc_tag *) 0; \
|
|
} while (0)
|
|
|
|
/* Work with DEBUG5 to print fields in tc_fix_type. */
|
|
#define TC_FIX_DATA_PRINT(STREAM, FIX) \
|
|
do { \
|
|
if (FIX->tc_fix_data.info) \
|
|
fprintf (STREAM, "\tinfo = 0x%lx, next_reloc = 0x%lx\n", \
|
|
(long) FIX->tc_fix_data.info, \
|
|
(long) FIX->tc_fix_data.next_reloc); \
|
|
} while (0)
|
|
|
|
#define DWARF2_LINE_MIN_INSN_LENGTH 4
|