/* MIPS ELF support for BFD.
- Copyright (C) 1993 Free Software Foundation, Inc.
+ Copyright (C) 1993, 1994 Free Software Foundation, Inc.
By Ian Lance Taylor, Cygnus Support, <ian@cygnus.com>, from
information in the System V Application Binary Interface, MIPS
/* 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
\f
/* Processor specific section indices. These sections do not actually
exist. Symbols with a st_shndx field corresponding to one of these
/* Section contains register usage information. */
#define SHT_MIPS_REGINFO 0x70000006
+/* Section contains miscellaneous options (used on Irix). */
+#define SHT_MIPS_OPTIONS 0x7000000d
+
/* 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
typedef struct
{
/* String table index for name of shared object. */
- Elf32_Word l_name;
+ unsigned long l_name;
/* Time stamp. */
- Elf32_Word l_time_stamp;
+ unsigned long l_time_stamp;
/* Checksum of symbol names and common sizes. */
- Elf32_Word l_checksum;
+ unsigned long l_checksum;
/* String table index for version. */
- Elf32_Word l_version;
+ unsigned long l_version;
/* Flags. */
- Elf32_Word l_flags;
+ unsigned long l_flags;
} Elf32_Lib;
/* The l_flags field of an Elf32_Lib structure may contain the
/* A section of type SHT_MIPS_CONFLICT is an array of indices into the
.dynsym section. Each element has the following type. */
-typedef Elf32_Addr Elf32_Conflict;
+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
struct
{
/* -G value actually used for this object file. */
- Elf32_Word gt_current_g_value;
+ unsigned long gt_current_g_value;
/* Unused. */
- Elf32_Word gt_unused;
+ unsigned long gt_unused;
} gt_header;
struct
{
/* If this -G argument has been used... */
- Elf32_Word gt_g_value;
+ unsigned long gt_g_value;
/* ...this many GP section bytes would be required. */
- Elf32_Word gt_bytes;
+ unsigned long gt_bytes;
} gt_entry;
} Elf32_gptab;
typedef struct
{
/* Mask of general purpose registers used. */
- Elf32_Word ri_gprmask;
+ unsigned long ri_gprmask;
/* Mask of co-processor registers used. */
- Elf32_Word ri_cprmask[4];
+ unsigned long ri_cprmask[4];
/* GP register value for this object file. */
- Elf32_SWord ri_gp_value;
-} Elf_RegInfo;
+ 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 *));
\f
/* Processor specific section flags. */
/* This section must be in the global data area. */
-define SHF_MIPS_GPREL 0x10000000
+#define SHF_MIPS_GPREL 0x10000000
+\f
+/* Processor specific program header types. */
+
+/* Register usage information. Identifies one .reginfo section. */
+#define PT_MIPS_REGINFO 0x70000000
+\f
+/* 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