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author | cvs2svn <> | 2002-02-09 22:54:17 +0000 |
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committer | cvs2svn <> | 2002-02-09 22:54:17 +0000 |
commit | 34124a07180b9c8c7479517436c49292cfd12dcd (patch) | |
tree | 75b8ab96fbc6007f3c2f5289a74119190b1c246c /include/elf/mmix.h | |
parent | 53c570dbbc783190848fb72380c42664c4a5e808 (diff) | |
download | cygnal-34124a07180b9c8c7479517436c49292cfd12dcd.tar.gz cygnal-34124a07180b9c8c7479517436c49292cfd12dcd.tar.bz2 cygnal-34124a07180b9c8c7479517436c49292cfd12dcd.zip |
This commit was manufactured by cvs2svn to create branch 'binutils-binutils-2_12-branchpoint
2_12-branch'.
Sprout from gdb_5_1-2001-07-29-branch 2001-07-26 14:20:06 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch'
Cherrypick from master 2002-02-09 22:54:16 UTC Richard Henderson <rth@redhat.com> ' * alpha.h (R_ALPHA_BRSGP): New.':
COPYING.NEWLIB
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Makefile.in
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gettext.m4
include/ChangeLog
include/ansidecl.h
include/aout/ChangeLog
include/aout/aout64.h
include/aout/hp300hpux.h
include/bfdlink.h
include/coff/ChangeLog
include/coff/arm.h
include/coff/external.h
include/coff/internal.h
include/coff/m88k.h
include/coff/or32.h
include/coff/ti.h
include/coff/tic54x.h
include/coff/xcoff.h
include/demangle.h
include/dis-asm.h
include/dyn-string.h
include/elf/ChangeLog
include/elf/alpha.h
include/elf/arm.h
include/elf/common.h
include/elf/dwarf2.h
include/elf/external.h
include/elf/h8.h
include/elf/ia64.h
include/elf/internal.h
include/elf/mips.h
include/elf/mmix.h
include/elf/or32.h
include/elf/ppc.h
include/elf/sh.h
include/elf/xstormy16.h
include/fibheap.h
include/filenames.h
include/floatformat.h
include/hashtab.h
include/libiberty.h
include/nlm/ChangeLog
include/nlm/common.h
include/objalloc.h
include/opcode/ChangeLog
include/opcode/alpha.h
include/opcode/arc.h
include/opcode/avr.h
include/opcode/cgen.h
include/opcode/d10v.h
include/opcode/d30v.h
include/opcode/h8300.h
include/opcode/hppa.h
include/opcode/i386.h
include/opcode/mips.h
include/opcode/mmix.h
include/opcode/or32.h
include/opcode/ppc.h
include/opcode/tic54x.h
include/opcode/v850.h
include/partition.h
include/safe-ctype.h
include/sort.h
include/splay-tree.h
include/xregex.h
libtool.m4
ltcf-c.sh
ltcf-cxx.sh
ltcf-gcj.sh
ltconfig
ltmain.sh
symlink-tree
Diffstat (limited to 'include/elf/mmix.h')
-rw-r--r-- | include/elf/mmix.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/include/elf/mmix.h b/include/elf/mmix.h new file mode 100644 index 000000000..e3be26b0f --- /dev/null +++ b/include/elf/mmix.h @@ -0,0 +1,168 @@ +/* MMIX support for BFD. + Copyright (C) 2001, 2002 Free Software Foundation, Inc. + +This file is part of BFD, the Binary File Descriptor library. + +This program 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 of the License, or +(at your option) any later version. + +This program 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 this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* This file holds definitions specific to the MMIX ELF ABI. */ +#ifndef ELF_MMIX_H +#define ELF_MMIX_H + +#include "elf/reloc-macros.h" + +/* Relocations. */ +START_RELOC_NUMBERS (elf_mmix_reloc_type) + RELOC_NUMBER (R_MMIX_NONE, 0) + + /* Standard absolute relocations. */ + RELOC_NUMBER (R_MMIX_8, 1) + RELOC_NUMBER (R_MMIX_16, 2) + RELOC_NUMBER (R_MMIX_24, 3) + RELOC_NUMBER (R_MMIX_32, 4) + RELOC_NUMBER (R_MMIX_64, 5) + + /* Standard relative relocations. */ + RELOC_NUMBER (R_MMIX_PC_8, 6) + RELOC_NUMBER (R_MMIX_PC_16, 7) + RELOC_NUMBER (R_MMIX_PC_24, 8) + RELOC_NUMBER (R_MMIX_PC_32, 9) + RELOC_NUMBER (R_MMIX_PC_64, 10) + + /* GNU extensions for C++ vtables. */ + RELOC_NUMBER (R_MMIX_GNU_VTINHERIT, 11) + RELOC_NUMBER (R_MMIX_GNU_VTENTRY, 12) + + /* A GETA instruction. */ + RELOC_NUMBER (R_MMIX_GETA, 13) + RELOC_NUMBER (R_MMIX_GETA_1, 14) + RELOC_NUMBER (R_MMIX_GETA_2, 15) + RELOC_NUMBER (R_MMIX_GETA_3, 16) + + /* A conditional branch instruction. */ + RELOC_NUMBER (R_MMIX_CBRANCH, 17) + RELOC_NUMBER (R_MMIX_CBRANCH_J, 18) + RELOC_NUMBER (R_MMIX_CBRANCH_1, 19) + RELOC_NUMBER (R_MMIX_CBRANCH_2, 20) + RELOC_NUMBER (R_MMIX_CBRANCH_3, 21) + + /* A PUSHJ instruction. */ + RELOC_NUMBER (R_MMIX_PUSHJ, 22) + RELOC_NUMBER (R_MMIX_PUSHJ_1, 23) + RELOC_NUMBER (R_MMIX_PUSHJ_2, 24) + RELOC_NUMBER (R_MMIX_PUSHJ_3, 25) + + /* A JMP instruction. */ + RELOC_NUMBER (R_MMIX_JMP, 26) + RELOC_NUMBER (R_MMIX_JMP_1, 27) + RELOC_NUMBER (R_MMIX_JMP_2, 28) + RELOC_NUMBER (R_MMIX_JMP_3, 29) + + /* A relative address such as in a GETA or a branch. */ + RELOC_NUMBER (R_MMIX_ADDR19, 30) + + /* A relative address such as in a JMP (only). */ + RELOC_NUMBER (R_MMIX_ADDR27, 31) + + /* A general register or a number 0..255. */ + RELOC_NUMBER (R_MMIX_REG_OR_BYTE, 32) + + /* A general register. */ + RELOC_NUMBER (R_MMIX_REG, 33) + + /* A global register and an offset, the global register (allocated at + link time) contents plus the offset made equivalent to the relocation + expression at link time. The relocation must point at the Y field of + an instruction. */ + RELOC_NUMBER (R_MMIX_BASE_PLUS_OFFSET, 34) + + /* A LOCAL assertion. */ + RELOC_NUMBER (R_MMIX_LOCAL, 35) +END_RELOC_NUMBERS (R_MMIX_max) + + +/* Section Attributes. */ +/* A section containing necessary information for relaxation. */ +#define SHF_MMIX_CANRELAX 0x80000000 + +/* Symbol attributes. */ +/* A symbol with this section-index is a register. */ +#define SHN_REGISTER SHN_LOPROC + +/* This section holds contents for each initialized register, at VMA + regno*8. A symbol relative to this section will be transformed to an + absolute symbol with the value corresponding to the register number at + final link time. A symbol with a value outside the inclusive range + 32*8 .. 254*8 is an error. It is highly recommended to only use an + upper bound of 253*8 or lower as specified in the (currently + unspecified) ABI. */ +#define MMIX_REG_CONTENTS_SECTION_NAME ".MMIX.reg_contents" + +/* At link time, a section by this name is created, expected to be + included in MMIX_REG_CONTENTS_SECTION_NAME in the output. */ +#define MMIX_LD_ALLOCATED_REG_CONTENTS_SECTION_NAME \ + ".MMIX.reg_contents.linker_allocated" + +/* This is a faked section holding symbols with SHN_REGISTER. Don't + confuse it with MMIX_REG_CONTENTS_SECTION_NAME; this one has no + contents, just values. It is an error for a value in this section to + be outside the range 32..255 and it must never become an actual section + in an object file. */ +#define MMIX_REG_SECTION_NAME "*REG*" + +/* Appended with a number N=0..65535, this is a representation of the + mmixal "BSPEC N" ... "ESPEC" directive pair; the contents go into an + ELF section by name ".MMIX.spec_data.N". */ +#define MMIX_OTHER_SPEC_SECTION_PREFIX ".MMIX.spec_data." + +/* A section SECNAME is noted to start at "__.MMIX.start.SECNAME" by the + presence of this symbol. Currently only implemented for ".text" + through the symbol "__.MMIX.start..text". */ +#define MMIX_LOC_SECTION_START_SYMBOL_PREFIX "__.MMIX.start." + +/* This symbol is always a function. */ +#define MMIX_START_SYMBOL_NAME "Main" + + +/* We smuggle in a few MMO specifics here. We don't make a specific MMO + file, since we can't reasonably support MMO without ELF; we have to + include this file anyway. */ + +#define MMO_TEXT_SECTION_NAME ".text" +#define MMO_DATA_SECTION_NAME ".data" + +/* A definition for the flags we put in spec data in files. A copy of our + own of some flags to keep immune to BFD flag changes. See section.c of + 2001-07-18 for flag documentation. */ +#define MMO_SEC_ALLOC 0x001 +#define MMO_SEC_LOAD 0x002 +#define MMO_SEC_RELOC 0x004 +#define MMO_SEC_READONLY 0x010 +#define MMO_SEC_CODE 0x020 +#define MMO_SEC_DATA 0x040 +#define MMO_SEC_NEVER_LOAD 0x400 +#define MMO_SEC_IS_COMMON 0x8000 +#define MMO_SEC_DEBUGGING 0x10000 + +#ifdef BFD_ARCH_SIZE +extern boolean _bfd_mmix_prepare_linker_allocated_gregs + PARAMS ((bfd *, struct bfd_link_info *)); +extern boolean _bfd_mmix_finalize_linker_allocated_gregs + PARAMS ((bfd *, struct bfd_link_info *)); +extern boolean _bfd_mmix_check_all_relocs + PARAMS ((bfd *, struct bfd_link_info *)); +#endif + +#endif /* ELF_MMIX_H */ |