Temporarily revert revision 145222.

[pf3gnuchains/gcc-fork.git] / libdecnumber / decDouble.h

diff --git a/libdecnumber/decDouble.h b/libdecnumber/decDouble.h
index aa8d77d..53fcf40 100644 (file)
--- a/libdecnumber/decDouble.h
+++ b/libdecnumber/decDouble.h
@@ -31,22 +31,24 @@
 /* ------------------------------------------------------------------ */
 /* decDouble.h -- Decimal 64-bit format module header                */
 /* ------------------------------------------------------------------ */
+/* Please see decFloats.h for an overview and documentation details.  */
+/* ------------------------------------------------------------------ */
 
 #if !defined(DECDOUBLE)
   #define DECDOUBLE
 
-  #define DECDOUBLENAME       "decimalDouble"        /* Short name   */
+  #define DECDOUBLENAME              "decimalDouble"         /* Short name   */
   #define DECDOUBLETITLE      "Decimal 64-bit datum"  /* Verbose name */
   #define DECDOUBLEAUTHOR     "Mike Cowlishaw"       /* Who to blame */
 
   /* parameters for decDoubles */
   #define DECDOUBLE_Bytes   8     /* length                          */
   #define DECDOUBLE_Pmax    16    /* maximum precision (digits)      */
-  #define DECDOUBLE_Emin   -383    /* minimum adjusted exponent       */
-  #define DECDOUBLE_Emax    384    /* maximum adjusted exponent       */
+  #define DECDOUBLE_Emin   -383           /* minimum adjusted exponent       */
+  #define DECDOUBLE_Emax    384           /* maximum adjusted exponent       */
   #define DECDOUBLE_EmaxD   3     /* maximum exponent digits         */
-  #define DECDOUBLE_Bias    398    /* bias for the exponent          */
-  #define DECDOUBLE_String  25    /* maximum string length, +1       */
+  #define DECDOUBLE_Bias    398           /* bias for the exponent           */
+  #define DECDOUBLE_String  25    /* maximum string length, +1       */
   #define DECDOUBLE_EconL   8     /* exponent continuation length    */
   #define DECDOUBLE_Declets 5     /* count of declets                */
   /* highest biased exponent (Elimit-1) */
@@ -56,14 +58,11 @@
   #include "decContext.h"
   #include "decQuad.h"
 
-  /* The decDouble decimal 64-bit type, accessible by all sizes */
+  /* The decDouble decimal 64-bit type, accessible by various types */
   typedef union {
-    uint8_t   bytes[DECDOUBLE_Bytes];  /* fields: 1, 5, 8, 50 bits */
+    uint8_t bytes[DECDOUBLE_Bytes]; /* fields: 1, 5, 8, 50 bits          */
     uint16_t shorts[DECDOUBLE_Bytes/2];
-    uint32_t  words[DECDOUBLE_Bytes/4];
-    #if DECUSE64
-    uint64_t  longs[DECDOUBLE_Bytes/8];
-    #endif
+    uint32_t words[DECDOUBLE_Bytes/4];
     } decDouble;
 
   /* ---------------------------------------------------------------- */
@@ -76,7 +75,6 @@
   extern decDouble * decDoubleFromBCD(decDouble *, int32_t, const uint8_t *, int32_t);
   extern decDouble * decDoubleFromInt32(decDouble *, int32_t);
   extern decDouble * decDoubleFromPacked(decDouble *, int32_t, const uint8_t *);
-  extern decDouble * decDoubleFromPackedChecked(decDouble *, int32_t, const uint8_t *);
   extern decDouble * decDoubleFromString(decDouble *, const char *, decContext *);
   extern decDouble * decDoubleFromUInt32(decDouble *, uint32_t);
   extern decDouble * decDoubleFromWider(decDouble *, const decQuad *, decContext *);
@@ -162,8 +160,7 @@
 
   /* decNumber conversions; these are implemented as macros so as not  */
   /* to force a dependency on decimal64 and decNumber in decDouble.    */
-  /* decDoubleFromNumber returns a decimal64 * to avoid warnings.      */
   #define decDoubleToNumber(dq, dn) decimal64ToNumber((decimal64 *)(dq), dn)
-  #define decDoubleFromNumber(dq, dn, set) decimal64FromNumber((decimal64 *)(dq), dn, set)
+  #define decDoubleFromNumber(dq, dn, set) (decDouble *)decimal64FromNumber((decimal64 *)(dq), dn, set)
 
 #endif