2007-07-02 Markus Deuling <deuling@de.ibm.com>

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

diff --git a/gdb/doublest.h b/gdb/doublest.h
index 1ebefd813082f05efa913c348c20061335105115..983c7be0af552c0e0b48b2656f24caccbe0666c1 100644 (file)
--- a/gdb/doublest.h
+++ b/gdb/doublest.h
@@ -1,7 +1,7 @@
 /* Floating point definitions for GDB.
 
-   Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
-   1996, 1997, 1998, 1999, 2000, 2001, 2003, 2005, 2006
+   Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+   1997, 1998, 1999, 2000, 2001, 2003, 2005, 2006, 2007
    Free Software Foundation, Inc.
 
    This file is part of GDB.
@@ -64,6 +64,17 @@ typedef double DOUBLEST;
 # undef SCANF_HAS_LONG_DOUBLE
 #endif
 
+/* Different kinds of floatformat numbers recognized by
+   floatformat_classify.  To avoid portability issues, we use local
+   values instead of the C99 macros (FP_NAN et cetera).  */
+enum float_kind {
+  float_nan,
+  float_infinite,
+  float_zero,
+  float_normal,
+  float_subnormal
+};
+
 extern void floatformat_to_doublest (const struct floatformat *,
                                     const void *in, DOUBLEST *out);
 extern void floatformat_from_doublest (const struct floatformat *,
@@ -71,7 +82,8 @@ extern void floatformat_from_doublest (const struct floatformat *,
 
 extern int floatformat_is_negative (const struct floatformat *,
                                    const bfd_byte *);
-extern int floatformat_is_nan (const struct floatformat *, const bfd_byte *);
+extern enum float_kind floatformat_classify (const struct floatformat *,
+                                            const bfd_byte *);
 extern const char *floatformat_mantissa (const struct floatformat *,
                                         const bfd_byte *);
 
@@ -100,11 +112,4 @@ extern void convert_typed_floating (const void *from,
                                    const struct type *from_type,
                                     void *to, const struct type *to_type);
 
-/* Table of convenient float-formats.  */
-extern const struct floatformat *floatformat_ieee_single[BFD_ENDIAN_UNKNOWN];
-extern const struct floatformat *floatformat_ieee_double[BFD_ENDIAN_UNKNOWN];
-extern const struct floatformat *floatformat_ieee_quad[BFD_ENDIAN_UNKNOWN];
-extern const struct floatformat *floatformat_arm_ext[BFD_ENDIAN_UNKNOWN];
-extern const struct floatformat *floatformat_ia64_spill[BFD_ENDIAN_UNKNOWN];
-
 #endif