v850 linker scripts

[deliverable/binutils-gdb.git] / gdb / defs.h

diff --git a/gdb/defs.h b/gdb/defs.h
index b81de46fee17c9a120620f63fdec94d2326c17f0..9bc354e66259463c87f60e62a95673f53c7eace4 100644 (file)
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -102,13 +102,6 @@ enum compile_i_scope_types
 
 #include "hashtab.h"
 
-#ifndef min
-#define min(a, b) ((a) < (b) ? (a) : (b))
-#endif
-#ifndef max
-#define max(a, b) ((a) > (b) ? (a) : (b))
-#endif
-
 /* * Enable dbx commands if set.  */
 extern int dbx_commands;
 
@@ -194,26 +187,36 @@ extern void quit_serial_event_clear (void);
 /* * Languages represented in the symbol table and elsewhere.
    This should probably be in language.h, but since enum's can't
    be forward declared to satisfy opaque references before their
-   actual definition, needs to be here.  */
+   actual definition, needs to be here.
+
+   The constants here are in priority order.  In particular,
+   demangling is attempted according to this order.
+
+   Note that there's ambiguity between the mangling schemes of some of
+   these languages, so some symbols could be successfully demangled by
+   several languages.  For that reason, the constants here are sorted
+   in the order we'll attempt demangling them.  For example: Java and
+   Rust use C++ mangling, so must come after C++; Ada must come last
+   (see ada_sniff_from_mangled_name).  */
 
 enum language
   {
     language_unknown,          /* Language not known */
     language_auto,             /* Placeholder for automatic setting */
     language_c,                        /* C */
+    language_objc,             /* Objective-C */
     language_cplus,            /* C++ */
+    language_java,             /* Java */
     language_d,                        /* D */
     language_go,               /* Go */
-    language_objc,             /* Objective-C */
-    language_java,             /* Java */
     language_fortran,          /* Fortran */
     language_m2,               /* Modula-2 */
     language_asm,              /* Assembly language */
     language_pascal,           /* Pascal */
-    language_ada,              /* Ada */
     language_opencl,           /* OpenCL */
     language_rust,             /* Rust */
     language_minimal,          /* All other languages, minimal support only */
+    language_ada,              /* Ada */
     nr_languages
   };
 
@@ -619,6 +622,25 @@ enum gdb_osabi
 extern double atof (const char *);     /* X3.159-1989  4.10.1.1 */
 #endif
 
+/* Enumerate the requirements a symbol has in order to be evaluated.
+   These are listed in order of "strength" -- a later entry subsumes
+   earlier ones.  This fine-grained distinction is important because
+   it allows for the evaluation of a TLS symbol during unwinding --
+   when unwinding one has access to registers, but not the frame
+   itself, because that is being constructed.  */
+
+enum symbol_needs_kind
+{
+  /* No special requirements -- just memory.  */
+  SYMBOL_NEEDS_NONE,
+
+  /* The symbol needs registers.  */
+  SYMBOL_NEEDS_REGISTERS,
+
+  /* The symbol needs a frame.  */
+  SYMBOL_NEEDS_FRAME
+};
+
 /* Dynamic target-system-dependent parameters for GDB.  */
 #include "gdbarch.h"