Import files needed to build mips binaries with binutils 2.9.1.

1 files changed, 509 insertions, 0 deletions

diff --git a/contrib/binutils/include/elf/mips.h b/contrib/binutils/include/elf/mips.h
new file mode 100644
index 0000000..f6efad3
--- /dev/null
+++ b/contrib/binutils/include/elf/mips.h
@@ -0,0 +1,509 @@
+/* MIPS ELF support for BFD.
+   Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
+
+   By Ian Lance Taylor, Cygnus Support, <ian@cygnus.com>, from
+   information in the System V Application Binary Interface, MIPS
+   Processor Supplement.
+
+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 MIPS ELF ABI.  Note
+   that most of this is not actually implemented by BFD.  */
+
+#ifndef _ELF_MIPS_H
+#define _ELF_MIPS_H
+
+/* Processor specific flags for the ELF header e_flags field.  */
+
+/* At least one .noreorder directive appears in the source.  */
+#define EF_MIPS_NOREORDER	0x00000001
+
+/* File contains position independent code.  */
+#define EF_MIPS_PIC		0x00000002
+
+/* Code in file uses the standard calling sequence for calling
+   position independent code.  */
+#define EF_MIPS_CPIC		0x00000004
+
+/* Code in file uses new ABI (-n32 on Irix 6).  */
+#define EF_MIPS_ABI2		0x00000020
+
+/* Four bit MIPS architecture field.  */
+#define EF_MIPS_ARCH		0xf0000000
+
+/* -mips1 code.  */
+#define E_MIPS_ARCH_1		0x00000000
+
+/* -mips2 code.  */
+#define E_MIPS_ARCH_2		0x10000000
+
+/* -mips3 code.  */
+#define E_MIPS_ARCH_3		0x20000000
+
+/* -mips4 code.  */
+#define E_MIPS_ARCH_4		0x30000000
+
+/* Processor specific section indices.  These sections do not actually
+   exist.  Symbols with a st_shndx field corresponding to one of these
+   values have a special meaning.  */
+
+/* Defined and allocated common symbol.  Value is virtual address.  If
+   relocated, alignment must be preserved.  */
+#define SHN_MIPS_ACOMMON	0xff00
+
+/* Defined and allocated text symbol.  Value is virtual address.
+   Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables.  */
+#define SHN_MIPS_TEXT		0xff01
+
+/* Defined and allocated data symbol.  Value is virtual address.
+   Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables.  */
+#define SHN_MIPS_DATA		0xff02
+
+/* Small common symbol.  */
+#define SHN_MIPS_SCOMMON	0xff03
+
+/* Small undefined symbol.  */
+#define SHN_MIPS_SUNDEFINED	0xff04
+
+/* Processor specific section types.  */
+
+/* Section contains the set of dynamic shared objects used when
+   statically linking.  */
+#define SHT_MIPS_LIBLIST	0x70000000
+
+/* I'm not sure what this is, but it's used on Irix 5.  */
+#define SHT_MIPS_MSYM		0x70000001
+
+/* Section contains list of symbols whose definitions conflict with
+   symbols defined in shared objects.  */
+#define SHT_MIPS_CONFLICT	0x70000002
+
+/* Section contains the global pointer table.  */
+#define SHT_MIPS_GPTAB		0x70000003
+
+/* Section contains microcode information.  The exact format is
+   unspecified.  */
+#define SHT_MIPS_UCODE		0x70000004
+
+/* Section contains some sort of debugging information.  The exact
+   format is unspecified.  It's probably ECOFF symbols.  */
+#define SHT_MIPS_DEBUG		0x70000005
+
+/* Section contains register usage information.  */
+#define SHT_MIPS_REGINFO	0x70000006
+
+/* Section contains interface information.  */
+#define SHT_MIPS_IFACE		0x7000000b
+
+/* Section contains description of contents of another section.  */
+#define SHT_MIPS_CONTENT	0x7000000c
+
+/* Section contains miscellaneous options.  */
+#define SHT_MIPS_OPTIONS	0x7000000d
+
+/* DWARF debugging section.  */
+#define SHT_MIPS_DWARF		0x7000001e
+
+/* I'm not sure what this is, but it appears on Irix 6.  */
+#define SHT_MIPS_SYMBOL_LIB	0x70000020
+
+/* Events section.  */
+#define SHT_MIPS_EVENTS		0x70000021
+
+/* A section of type SHT_MIPS_LIBLIST contains an array of the
+   following structure.  The sh_link field is the section index of the
+   string table.  The sh_info field is the number of entries in the
+   section.  */
+typedef struct
+{
+  /* String table index for name of shared object.  */
+  unsigned long l_name;
+  /* Time stamp.  */
+  unsigned long l_time_stamp;
+  /* Checksum of symbol names and common sizes.  */
+  unsigned long l_checksum;
+  /* String table index for version.  */
+  unsigned long l_version;
+  /* Flags.  */
+  unsigned long l_flags;
+} Elf32_Lib;
+
+/* The l_flags field of an Elf32_Lib structure may contain the
+   following flags.  */
+
+/* Require an exact match at runtime.  */
+#define LL_EXACT_MATCH		0x00000001
+
+/* Ignore version incompatibilities at runtime.  */
+#define LL_IGNORE_INT_VER	0x00000002
+
+/* A section of type SHT_MIPS_CONFLICT is an array of indices into the
+   .dynsym section.  Each element has the following type.  */
+typedef unsigned long Elf32_Conflict;
+
+/* A section of type SHT_MIPS_GPTAB contains information about how
+   much GP space would be required for different -G arguments.  This
+   information is only used so that the linker can provide informative
+   suggestions as to the best -G value to use.  The sh_info field is
+   the index of the section for which this information applies.  The
+   contents of the section are an array of the following union.  The
+   first element uses the gt_header field.  The remaining elements use
+   the gt_entry field.  */
+typedef union
+{
+  struct
+    {
+      /* -G value actually used for this object file.  */
+      unsigned long gt_current_g_value;
+      /* Unused.  */
+      unsigned long gt_unused;
+    } gt_header;
+  struct
+    {
+      /* If this -G argument has been used...  */
+      unsigned long gt_g_value;
+      /* ...this many GP section bytes would be required.  */
+      unsigned long gt_bytes;
+    } gt_entry;
+} Elf32_gptab;
+
+/* The external version of Elf32_gptab.  */
+
+typedef union
+{
+  struct
+    {
+      unsigned char gt_current_g_value[4];
+      unsigned char gt_unused[4];
+    } gt_header;
+  struct
+    {
+      unsigned char gt_g_value[4];
+      unsigned char gt_bytes[4];
+    } gt_entry;
+} Elf32_External_gptab;
+
+/* A section of type SHT_MIPS_REGINFO contains the following
+   structure.  */
+typedef struct
+{
+  /* Mask of general purpose registers used.  */
+  unsigned long ri_gprmask;
+  /* Mask of co-processor registers used.  */
+  unsigned long ri_cprmask[4];
+  /* GP register value for this object file.  */
+  long ri_gp_value;
+} Elf32_RegInfo;
+
+/* The external version of the Elf_RegInfo structure.  */
+typedef struct
+{
+  unsigned char ri_gprmask[4];
+  unsigned char ri_cprmask[4][4];
+  unsigned char ri_gp_value[4];
+} Elf32_External_RegInfo;
+
+/* MIPS ELF .reginfo swapping routines.  */
+extern void bfd_mips_elf32_swap_reginfo_in
+  PARAMS ((bfd *, const Elf32_External_RegInfo *, Elf32_RegInfo *));
+extern void bfd_mips_elf32_swap_reginfo_out
+  PARAMS ((bfd *, const Elf32_RegInfo *, Elf32_External_RegInfo *));
+
+/* Processor specific section flags.  */
+
+/* This section must be in the global data area.  */
+#define SHF_MIPS_GPREL		0x10000000
+
+/* This section should be merged.  */
+#define SHF_MIPS_MERGE		0x20000000
+
+/* This section contains 32 bit addresses.  */
+#define SHF_MIPS_ADDR32		0x40000000
+
+/* This section contains 64 bit addresses.  */
+#define SHF_MIPS_ADDR64		0x80000000
+
+/* This section may not be stripped.  */
+#define SHF_MIPS_NOSTRIP	0x08000000
+
+/* This section is local to threads.  */
+#define SHF_MIPS_LOCAL		0x04000000
+
+/* Linker should generate implicit weak names for this section.  */
+#define SHF_MIPS_NAMES		0x02000000
+
+/* Processor specific program header types.  */
+
+/* Register usage information.  Identifies one .reginfo section.  */
+#define PT_MIPS_REGINFO		0x70000000
+
+/* Runtime procedure table.  */
+#define PT_MIPS_RTPROC		0x70000001
+
+/* Processor specific dynamic array tags.  */
+
+/* 32 bit version number for runtime linker interface.  */
+#define DT_MIPS_RLD_VERSION	0x70000001
+
+/* Time stamp.  */
+#define DT_MIPS_TIME_STAMP	0x70000002
+
+/* Checksum of external strings and common sizes.  */
+#define DT_MIPS_ICHECKSUM	0x70000003
+
+/* Index of version string in string table.  */
+#define DT_MIPS_IVERSION	0x70000004
+
+/* 32 bits of flags.  */
+#define DT_MIPS_FLAGS		0x70000005
+
+/* Base address of the segment.  */
+#define DT_MIPS_BASE_ADDRESS	0x70000006
+
+/* Address of .conflict section.  */
+#define DT_MIPS_CONFLICT	0x70000008
+
+/* Address of .liblist section.  */
+#define DT_MIPS_LIBLIST		0x70000009
+
+/* Number of local global offset table entries.  */
+#define DT_MIPS_LOCAL_GOTNO	0x7000000a
+
+/* Number of entries in the .conflict section.  */
+#define DT_MIPS_CONFLICTNO	0x7000000b
+
+/* Number of entries in the .liblist section.  */
+#define DT_MIPS_LIBLISTNO	0x70000010
+
+/* Number of entries in the .dynsym section.  */
+#define DT_MIPS_SYMTABNO	0x70000011
+
+/* Index of first external dynamic symbol not referenced locally.  */
+#define DT_MIPS_UNREFEXTNO	0x70000012
+
+/* Index of first dynamic symbol in global offset table.  */
+#define DT_MIPS_GOTSYM		0x70000013
+
+/* Number of page table entries in global offset table.  */
+#define DT_MIPS_HIPAGENO	0x70000014
+
+/* Address of run time loader map, used for debugging.  */
+#define DT_MIPS_RLD_MAP		0x70000016
+
+/* Flags which may appear in a DT_MIPS_FLAGS entry.  */
+
+/* No flags.  */
+#define RHF_NONE		0x00000000
+
+/* Uses shortcut pointers.  */
+#define RHF_QUICKSTART		0x00000001
+
+/* Hash size is not a power of two.  */
+#define RHF_NOTPOT		0x00000002
+
+/* Ignore LD_LIBRARY_PATH.  */
+#define RHS_NO_LIBRARY_REPLACEMENT \
+				0x00000004
+
+/* Special values for the st_other field in the symbol table.  These
+   are used in an Irix 5 dynamic symbol table.  */
+
+#define STO_DEFAULT		0x00
+#define STO_INTERNAL		0x01
+#define STO_HIDDEN		0x02
+#define STO_PROTECTED		0x03
+
+/* This value is used for a mips16 .text symbol.  */
+#define STO_MIPS16		0xf0
+
+/* The 64-bit MIPS ELF ABI uses an unusual reloc format.  Each
+   relocation entry specifies up to three actual relocations, all at
+   the same address.  The first relocation which required a symbol
+   uses the symbol in the r_sym field.  The second relocation which
+   requires a symbol uses the symbol in the r_ssym field.  If all
+   three relocations require a symbol, the third one uses a zero
+   value.  */
+
+/* An entry in a 64 bit SHT_REL section.  */
+
+typedef struct
+{
+  /* Address of relocation.  */
+  unsigned char r_offset[8];
+  /* Symbol index.  */
+  unsigned char r_sym[4];
+  /* Special symbol.  */
+  unsigned char r_ssym[1];
+  /* Third relocation.  */
+  unsigned char r_type3[1];
+  /* Second relocation.  */
+  unsigned char r_type2[1];
+  /* First relocation.  */
+  unsigned char r_type[1];
+} Elf64_Mips_External_Rel;
+
+typedef struct
+{
+  /* Address of relocation.  */
+  bfd_vma r_offset;
+  /* Symbol index.  */
+  unsigned long r_sym;
+  /* Special symbol.  */
+  unsigned char r_ssym;
+  /* Third relocation.  */
+  unsigned char r_type3;
+  /* Second relocation.  */
+  unsigned char r_type2;
+  /* First relocation.  */
+  unsigned char r_type;
+} Elf64_Mips_Internal_Rel;
+
+/* An entry in a 64 bit SHT_RELA section.  */
+
+typedef struct
+{
+  /* Address of relocation.  */
+  unsigned char r_offset[8];
+  /* Symbol index.  */
+  unsigned char r_sym[4];
+  /* Special symbol.  */
+  unsigned char r_ssym[1];
+  /* Third relocation.  */
+  unsigned char r_type3[1];
+  /* Second relocation.  */
+  unsigned char r_type2[1];
+  /* First relocation.  */
+  unsigned char r_type[1];
+  /* Addend.  */
+  unsigned char r_addend[8];
+} Elf64_Mips_External_Rela;
+
+typedef struct
+{
+  /* Address of relocation.  */
+  bfd_vma r_offset;
+  /* Symbol index.  */
+  unsigned long r_sym;
+  /* Special symbol.  */
+  unsigned char r_ssym;
+  /* Third relocation.  */
+  unsigned char r_type3;
+  /* Second relocation.  */
+  unsigned char r_type2;
+  /* First relocation.  */
+  unsigned char r_type;
+  /* Addend.  */
+  bfd_signed_vma r_addend;
+} Elf64_Mips_Internal_Rela;
+
+/* Values found in the r_ssym field of a relocation entry.  */
+
+/* No relocation.  */
+#define RSS_UNDEF	0
+
+/* Value of GP.  */
+#define RSS_GP		1
+
+/* Value of GP in object being relocated.  */
+#define RSS_GP0		2
+
+/* Address of location being relocated.  */
+#define RSS_LOC		3
+
+/* A SHT_MIPS_OPTIONS section contains a series of options, each of
+   which starts with this header.  */
+
+typedef struct
+{
+  /* Type of option.  */
+  unsigned char kind[1];
+  /* Size of option descriptor, including header.  */
+  unsigned char size[1];
+  /* Section index of affected section, or 0 for global option.  */
+  unsigned char section[2];
+  /* Information specific to this kind of option.  */
+  unsigned char info[4];
+} Elf_External_Options;
+
+typedef struct
+{
+  /* Type of option.  */
+  unsigned char kind;
+  /* Size of option descriptor, including header.  */
+  unsigned char size;
+  /* Section index of affected section, or 0 for global option.  */
+  unsigned short section;
+  /* Information specific to this kind of option.  */
+  unsigned long info;
+} Elf_Internal_Options;
+
+/* MIPS ELF option header swapping routines.  */
+extern void bfd_mips_elf_swap_options_in
+  PARAMS ((bfd *, const Elf_External_Options *, Elf_Internal_Options *));
+extern void bfd_mips_elf_swap_options_out
+  PARAMS ((bfd *, const Elf_Internal_Options *, Elf_External_Options *));
+
+/* Values which may appear in the kind field of an Elf_Options
+   structure.  */
+
+/* Undefined.  */
+#define ODK_NULL	0
+
+/* Register usage and GP value.  */
+#define ODK_REGINFO	1
+
+/* Exception processing information.  */
+#define ODK_EXCEPTIONS	2
+
+/* Section padding information.  */
+#define ODK_PAD		3
+
+/* In the 32 bit ABI, an ODK_REGINFO option is just a Elf32_Reginfo
+   structure.  In the 64 bit ABI, it is the following structure.  The
+   info field of the options header is not used.  */
+
+typedef struct
+{
+  /* Mask of general purpose registers used.  */
+  unsigned char ri_gprmask[4];
+  /* Padding.  */
+  unsigned char ri_pad[4];
+  /* Mask of co-processor registers used.  */
+  unsigned char ri_cprmask[4][4];
+  /* GP register value for this object file.  */
+  unsigned char ri_gp_value[8];
+} Elf64_External_RegInfo;
+
+typedef struct
+{
+  /* Mask of general purpose registers used.  */
+  unsigned long ri_gprmask;
+  /* Padding.  */
+  unsigned long ri_pad;
+  /* Mask of co-processor registers used.  */
+  unsigned long ri_cprmask[4];
+  /* GP register value for this object file.  */
+  bfd_vma ri_gp_value;
+} Elf64_Internal_RegInfo;
+
+/* MIPS ELF reginfo swapping routines.  */
+extern void bfd_mips_elf64_swap_reginfo_in
+  PARAMS ((bfd *, const Elf64_External_RegInfo *, Elf64_Internal_RegInfo *));
+extern void bfd_mips_elf64_swap_reginfo_out
+  PARAMS ((bfd *, const Elf64_Internal_RegInfo *, Elf64_External_RegInfo *));
+
+#endif /* _ELF_MIPS_H */