From: Fred Fish <fnf@specifix.com>
Date: Fri, 15 Nov 1991 03:20:39 +0000 (+0000)
Subject: Add defines to support ELF symbol tables.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f5496c7e980e2233b9f398ae8b78d04b5590c5be;p=binutils-gdb.git

Add defines to support ELF symbol tables.
---

diff --git a/include/ChangeLog b/include/ChangeLog
index ec36bc879d1..0ef71972ad0 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,13 @@
+Thu Nov 14 19:17:03 1991  Fred Fish  (fnf at cygnus.com)
+
+	* elf-common.h:  Add defines to support ELF symbol table code.
+
+Mon Nov 11 19:01:06 1991  Fred Fish  (fnf at cygnus.com)
+
+	* elf-internal.h, elf-external.h, elf-common.h:  Add support for
+	note sections, which are used in ELF core files to hold copies
+	of various /proc structures.
+
 Thu Nov  7 08:58:26 1991  Steve Chamberlain  (sac at cygnus.com)
 
 	* internalcoff.h: took out the M88 dependency in the lineno
diff --git a/include/elf-common.h b/include/elf-common.h
index a2cb39806aa..cd15b9b2f11 100755
--- a/include/elf-common.h
+++ b/include/elf-common.h
@@ -132,3 +132,36 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #define NT_PRSTATUS	1		/* Contains copy of prstatus struct */
 #define NT_FPREGSET	2		/* Contains copy of fpregset struct */
 #define NT_PRPSINFO	3		/* Contains copy of prpsinfo struct */
+
+/* These three macros disassemble and assemble a symbol table st_info field,
+   which contains the symbol binding and symbol type.  The STB_ and STT_
+   defines identify the binding and type. */
+
+#define ELF_ST_BIND(val)		(((unsigned int)(val)) >> 4)
+#define ELF_ST_TYPE(val)		((val) & 0xF)
+#define ELF_ST_INFO(bind,type)		(((bind) << 4) & ((type) & 0xF))
+
+#define STB_LOCAL	0		/* Symbol not visible outside obj */
+#define STB_GLOBAL	1		/* Symbol visible outside obj */
+#define STB_WEAK	2		/* Like globals, lower precedence */
+#define STB_LOPROC	13		/* Application-specific semantics */
+#define STB_HIPROC	15		/* Application-specific semantics */
+
+#define STT_NOTYPE	0		/* Symbol type is unspecified */
+#define STT_OBJECT	1		/* Symbol is a data object */
+#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_LOPROC	13		/* Application-specific semantics */
+#define STT_HIPROC	15		/* Application-specific semantics */
+
+/* Special section indices, which may show up in st_shndx fields, among
+   other places. */
+
+#define SHN_UNDEF	0		/* Undefined section reference */
+#define SHN_LORESERV	0xFF00		/* Begin range of reserved indices */
+#define SHN_LOPROC	0xFF00		/* Begin range of appl-specific */
+#define SHN_HIPROC	0xFF1F		/* End range of appl-specific */
+#define SHN_ABS		0xFFF1		/* Associated symbol is absolute */
+#define SHN_COMMON	0xFFF2		/* Associated symbol is in common */
+#define SHN_HIRESERVE	0xFFFF		/* End range of reserved indices */