Add new constants specified in Oct 4 1999 Draft of ELF ABI spec

2 files changed, 138 insertions, 8 deletions

diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 37ecd27..34ebcc4 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,54 @@
+1999-12-27  Nick Clifton  <nickc@cygnus.com>
+
+	* common.h: Upgrade to match Oct4, 1999 Draft ELF ABI Spec.
+	(EM_MIPS_RS3_LE): New machine number.
+	(EM_RCE): New machine number.
+	(EM_MMA): New machine number.
+	(EM_PCP): New machine number.
+	(EM_NCPU): New machine number.
+	(EM_NDR1): New machine number.
+	(EM_STARCORE): New machine number.
+	(EM_ME16): New machine number.
+	(EM_ST100): New machine number.
+	(EM_TINYJ): New machine number.
+	(EM_FX66): New machine number.
+	(EM_ST9PLUS): New machine number.
+	(EM_ST7): New machine number.
+	(EM_68HC16): New machine number.
+	(EM_68HC11): New machine number.
+	(EM_68HC08): New machine number.
+	(EM_68HC05): New machine number.
+	(EM_SVX): New machine number.
+	(EM_VAX): New machine number.
+	(PF_MASKOS): Change value.
+	(SHT_INIT_ARRAY): New value for sh_type field.
+	(SHT_FINI_ARRAY): New value for sh_type field.
+	(SHT_PREINIT_ARRAY): New value for sh_type field.
+	(SHT_HIUSER): Change value.
+	(SHF_MERGE): New valye for sh_flags field.
+	(SHF_STRINGS): New valye for sh_flags field.
+	(SHF_INFO_LINK): New valye for sh_flags field.
+	(SHF_OS_NONCONFORMING): New valye for sh_flags field.
+	(SHF_MASKOS): Change value.
+	(ELF_ST_VISIBILITY): New macro.
+	(ELF_ST_OTHER): New macro.
+	(STT_COMMON): New symbol type.
+	(STV_DEFAULT): Value for symbol visibility.
+	(STV_INTERNAL): Value for symbol visibility.
+	(STV_HIDDEN): Value for symbol visibility.
+	(STV_PROTECTED): Value for symbol visibility.
+	(DT_RUNPATH): New dynamic section tag.
+	(DT_FLAGS): New dynamic section tag.
+	(DT_ENCODING): New dynamic section tag.
+	(DT_PREINIT_ARRAY): New dynamic section tag.
+	(DT_PREINIT_ARRAYSZ): New dynamic section tag.
+	(DT_LOPROC): New dynamic section tag index.
+	(DT_HIPROC): New dynamic section tag index.
+	(DF_ORIGIN): Value for dynamic section flag.
+	(DF_SYMBOLIC): Value for dynamic section flag.
+	(DF_TEXTREL): Value for dynamic section flag.
+	(DF_BIND_NOW): Value for dynamic section flag.
+
 1999-12-09  Fred Fish  <fnf@cygnus.com>
 
 	* i960.h (reloc-macros.h):  Include using relative dir elf/.
diff --git a/include/elf/common.h b/include/elf/common.h
index c1b6274..4176bab 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -91,9 +91,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define EM_860		7	/* Intel 80860 */
 #define EM_MIPS		8	/* MIPS R3000 (officially, big-endian only) */
 #define EM_S370		9	/* Amdahl */
-#define EM_MIPS_RS4_BE 10	/* MIPS R4000 big-endian */
+#define EM_MIPS_RS4_BE 10	/* MIPS R4000 big-endian */ /* Depreciated */
+#define EM_MIPS_RS3_LE 10	/* MIPS R3000 little-endian (Oct 4 1999 Draft)*/ /* Depreciated */
 
 #define EM_PARISC      15	/* HPPA */
+
 #define EM_VPP550      17       /* Fujitsu VPP500 */
 #define EM_SPARC32PLUS 18	/* Sun's "v8plus" */
 #define EM_960         19       /* Intel 80960 */
@@ -104,6 +106,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define EM_FR20	       37	/* Fujitsu FR20 */
 #define EM_RH32	       38       /* TRW RH32 */
 #define EM_MCORE       39       /* Motorolla MCore */ /* May also be taken by Fujitsu MMA */
+#define EM_RCE         39       /* Old name for MCore */
 #define EM_ARM	       40	/* ARM */
 #define EM_OLD_ALPHA   41	/* Digital Alpha */
 #define EM_SH	       42	/* Hitachi SH */
@@ -118,6 +121,25 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define EM_MIPS_X      51       /* Stanford MIPS-X */
 #define EM_COLDFIRE    52       /* Motorola Coldfire */
 #define EM_68HC12      53       /* Motorola M68HC12 */
+#define EM_MMA	       54	/* Fujitsu Multimedia Accelerator */
+#define EM_PCP	       55	/* Siemens PCP */
+#define EM_NCPU	       56	/* Sony nCPU embedded RISC processor */
+#define EM_NDR1	       57	/* Denso NDR1 microprocesspr */
+#define EM_STARCORE    58	/* Motorola Star*Core processor */
+#define EM_ME16	       59	/* Toyota ME16 processor */
+#define EM_ST100       60	/* STMicroelectronics ST100 processor */
+#define EM_TINYJ       61	/* Advanced Logic Corp. TinyJ embedded processor */
+
+#define EM_FX66	       66	/* Siemens FX66 microcontroller */
+#define EM_ST9PLUS     67	/* STMicroelectronics ST9+ 8/16 bit microcontroller */
+#define EM_ST7	       68	/* STMicroelectronics ST7 8-bit microcontroller */
+#define EM_68HC16      69	/* Motorola MC68HC16 Microcontroller */
+#define EM_68HC11      70	/* Motorola MC68HC11 Microcontroller */
+#define EM_68HC08      71	/* Motorola MC68HC08 Microcontroller */
+#define EM_68HC05      72	/* Motorola MC68HC05 Microcontroller */
+#define EM_SVX         73	/* Silicon Graphics SVx */
+#define EM_ST19        74	/* STMicroelectronics ST19 8-bit microcontroller */
+#define EM_VAX         75	/* Digital VAX */
 
 #define EM_PJ          99       /* picoJava */
 
@@ -191,7 +213,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define PF_X		(1 << 0)	/* Segment is executable */
 #define PF_W		(1 << 1)	/* Segment is writable */
 #define PF_R		(1 << 2)	/* Segment is readable */
-#define PF_MASKOS	0x0F000000	/* OS-specific reserved bits */
+/* #define PF_MASKOS	0x0F000000    *//* OS-specific reserved bits */
+#define PF_MASKOS	0x0FF00000	/* New value, Oct 4, 1999 Draft */
 #define PF_MASKPROC	0xF0000000	/* Processor-specific reserved bits */
 
 /* Values for section header, sh_type field */
@@ -209,6 +232,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define SHT_SHLIB	10		/* Reserved, unspecified semantics */
 #define SHT_DYNSYM	11		/* Dynamic linking symbol table */
 
+#define SHT_INIT_ARRAY  14		/* Array of pointers to init functions */
+#define SHT_FINI_ARRAY  15		/* Array of pointers to finish functions */
+#define SHT_PREINIT_ARRAY 16		/* Array of pointers to pre-init functions */
+
 #define SHT_LOOS        0x60000000      /* Operating system specific semantics, lo */
 #define SHT_HIOS        0x6fffffff      /* Operating system specific semantics, hi */
 
@@ -226,14 +253,22 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define SHT_LOPROC	0x70000000	/* Processor-specific semantics, lo */
 #define SHT_HIPROC	0x7FFFFFFF	/* Processor-specific semantics, hi */
 #define SHT_LOUSER	0x80000000	/* Application-specific semantics */
-#define SHT_HIUSER	0x8FFFFFFF	/* Application-specific semantics */
+/* #define SHT_HIUSER	0x8FFFFFFF    *//* Application-specific semantics */
+#define SHT_HIUSER	0xFFFFFFFF	/* New value, defined in Oct 4, 1999 Draft */
 
 /* Values for section header, sh_flags field */
 
 #define SHF_WRITE	(1 << 0)	/* Writable data during execution */
 #define SHF_ALLOC	(1 << 1)	/* Occupies memory during execution */
 #define SHF_EXECINSTR	(1 << 2)	/* Executable machine instructions */
-#define SHF_MASKOS	0x0F000000	/* OS-specific semantics */
+#define SHF_MERGE	(1 << 4)	/* Data in this section can be merged */
+#define SHF_STRINGS	(1 << 5)	/* Contains null terminated character strings */
+#define SHF_INFO_LINK	(1 << 6)	/* sh_info holds section header table index */
+#define SHF_LINK_ORDER  (1 << 7)	/* Preserve section ordering when linking */
+#define SHF_OS_NONCONFORMING (1 << 8)	/* OS specifci processing required */
+
+/* #define SHF_MASKOS	0x0F000000    *//* OS-specific semantics */
+#define SHF_MASKOS	0x0FF00000	/* New value, Oct 4, 1999 Draft */
 #define SHF_MASKPROC	0xF0000000	/* Processor-specific semantics */
 
 /* Values of note segment descriptor types for core files. */
@@ -242,8 +277,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define NT_FPREGSET	2		/* Contains copy of fpregset struct */
 #define NT_PRPSINFO	3		/* Contains copy of prpsinfo struct */
 #define NT_TASKSTRUCT	4		/* Contains copy of task struct */
-#define NT_PRXFPREG     0x46e62b7f	/* Contains a user_xfpregs_struct;
-					   note name must be "LINUX".  */
+#define NT_PRXFPREG     0x46e62b7f	/* Contains a user_xfpregs_struct; */
+					/*   note name must be "LINUX".  */
 
 /* Note segments for core files on dir-style procfs systems. */
 
@@ -266,6 +301,27 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define ELF_ST_TYPE(val)		((val) & 0xF)
 #define ELF_ST_INFO(bind,type)		(((bind) << 4) + ((type) & 0xF))
 
+/* The 64bit and 32bit versions of these macros are identical, but
+   the ELF spec defines them, so here they are.  */
+#define ELF32_ST_BIND  ELF_ST_BIND
+#define ELF32_ST_TYPE  ELF_ST_TYPE
+#define ELF32_ST_INFO  ELF_ST_INFO
+#define ELF64_ST_BIND  ELF_ST_BIND
+#define ELF64_ST_TYPE  ELF_ST_TYPE
+#define ELF64_ST_INFO  ELF_ST_INFO
+
+/* These two macros disassemble and assemble a symbol's visibility into
+   the st_other field.  The STV_ defines specificy the actual visibility.  */
+
+#define ELF_ST_VISIBILITY(v)		((v) & 0x3)
+#define ELF_ST_OTHER(o)			((o) & ~0x3)
+
+#define ELF32_ST_VISIBILITY  ELF_ST_VISIBILITY
+#define ELF32_ST_OTHER       ELF_ST_OTHER
+#define ELF64_ST_VISIBILITY  ELF_ST_VISIBILITY
+#define ELF64_ST_OTHER       ELF_ST_OTHER
+
+
 #define STN_UNDEF	0		/* undefined symbol index */
 
 #define STB_LOCAL	0		/* Symbol not visible outside obj */
@@ -281,6 +337,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define STT_FUNC	2		/* Symbol is a code object */
 #define STT_SECTION	3		/* Symbol associated with a section */
 #define STT_FILE	4		/* Symbol gives a file name */
+#define STT_COMMON	5		/* An uninitialised common block */
 #define STT_LOOS        10		/* OS-specific semantics */
 #define STT_HIOS        12		/* OS-specific semantics */
 #define STT_LOPROC	13		/* Application-specific semantics */
@@ -299,6 +356,15 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define SHN_COMMON	0xFFF2		/* Associated symbol is in common */
 #define SHN_HIRESERVE	0xFFFF		/* End range of reserved indices */
 
+/* The following constants control how a symbol may be accessed once it has
+   become part of an executable or shared library.  */
+					   
+#define STV_DEFAULT	0		/* Visibility is specified by binding type */
+#define STV_INTERNAL	1		/* OS specific version of STV_HIDDEN */
+#define STV_HIDDEN	2		/* Can only be seen inside currect component */
+#define STV_PROTECTED	3		/* Treat as STB_LOCAL inside current component */
+					   
+
 /* relocation info handling macros */
 
 #define ELF32_R_SYM(i)		((i) >> 8)
@@ -340,9 +406,16 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define DT_FINI_ARRAY   26
 #define DT_INIT_ARRAYSZ 27
 #define DT_FINI_ARRAYSZ 28
+#define DT_RUNPATH      29
+#define DT_FLAGS        30
+#define DT_ENCODING     31 /* Note: Oct 4, 1999 Draft specifies this as 32, but this conflicts with DT_PREINIT_ARRAY */
+#define DT_PREINIT_ARRAY 32
+#define DT_PREINIT_ARRAYSZ 33
 
-#define DT_LOOS         0x60000000
-#define DT_HIOS         0x6fffffff
+#define DT_LOOS         0x60000000 /* Note: Oct 4, 1999 draft has this as 0x6fff000d */
+#define DT_HIOS         0x6fffffff /* Note: Oct 4, 1999 draft has this as 0x6fff0000 */
+#define DT_LOPROC       0x70000000
+#define DT_HIPROC       0x7fffffff
 
 /* The next four dynamic tags are used on Solaris.  We support them
    everywhere.  */
@@ -401,6 +474,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
 #define DF_1_TRANS	0x00000200
 #define DF_1_INTERPOSE	0x00000400
 
+/* Flag values for the DT_FLAGS entry.  */
+#define DF_ORIGIN	(1 << 0)
+#define DF_SYMBOLIC	(1 << 1)
+#define DF_TEXTREL	(1 << 2)
+#define DF_BIND_NOW	(1 << 3)
+
 /* These constants are used for the version number of a Elf32_Verdef
    structure.  */