Author: das
Date: Mon Jan 23 06:36:41 2012
New Revision: 230475
URL: http://svn.freebsd.org/changeset/base/230475

Log:
  Add C11 macros describing subnormal numbers to float.h.
  
  Reviewed by:  bde

Modified:
  head/sys/amd64/include/float.h
  head/sys/arm/include/float.h
  head/sys/i386/include/float.h
  head/sys/ia64/include/float.h
  head/sys/mips/include/float.h
  head/sys/powerpc/include/float.h
  head/sys/sparc64/include/float.h

Modified: head/sys/amd64/include/float.h
==============================================================================
--- head/sys/amd64/include/float.h      Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/amd64/include/float.h      Mon Jan 23 06:36:41 2012        
(r230475)
@@ -55,6 +55,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -65,6 +70,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  64
 #define LDBL_EPSILON   1.0842021724855044340E-19L
@@ -75,4 +85,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   16384
 #define LDBL_MAX       1.1897314953572317650E+4932L
 #define LDBL_MAX_10_EXP        4932
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   3.6451995318824746025E-4951L
+#define        LDBL_DECIMAL_DIG 21
+#define        LDBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
+
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/arm/include/float.h
==============================================================================
--- head/sys/arm/include/float.h        Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/arm/include/float.h        Mon Jan 23 06:36:41 2012        
(r230475)
@@ -63,6 +63,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -73,6 +78,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  DBL_MANT_DIG
 #define LDBL_EPSILON   ((long double)DBL_EPSILON)
@@ -83,4 +93,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   DBL_MAX_EXP
 #define LDBL_MAX       ((long double)DBL_MAX)
 #define LDBL_MAX_10_EXP        DBL_MAX_10_EXP
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   ((long double)DBL_TRUE_MIN)
+#define        LDBL_DECIMAL_DIG DBL_DECIMAL_DIG
+#define        LDBL_HAS_SUBNORM DBL_HAS_SUBNORM
+#endif /* __ISO_C_VISIBLE >= 2011 */
+
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/i386/include/float.h
==============================================================================
--- head/sys/i386/include/float.h       Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/i386/include/float.h       Mon Jan 23 06:36:41 2012        
(r230475)
@@ -55,6 +55,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -65,6 +70,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  64
 #define LDBL_EPSILON   1.0842021724855044340E-19L
@@ -75,4 +85,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   16384
 #define LDBL_MAX       1.1897314953572317650E+4932L
 #define LDBL_MAX_10_EXP        4932
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   3.6451995318824746025E-4951L
+#define        LDBL_DECIMAL_DIG 21
+#define        LDBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
+
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/ia64/include/float.h
==============================================================================
--- head/sys/ia64/include/float.h       Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/ia64/include/float.h       Mon Jan 23 06:36:41 2012        
(r230475)
@@ -55,6 +55,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -65,6 +70,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  64
 #define LDBL_EPSILON   1.0842021724855044340E-19L
@@ -75,5 +85,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   16384
 #define LDBL_MAX       1.1897314953572317650E+4932L
 #define LDBL_MAX_10_EXP        4932
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   3.6451995318824746025E-4951L
+#define        LDBL_DECIMAL_DIG 21
+#define        LDBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/mips/include/float.h
==============================================================================
--- head/sys/mips/include/float.h       Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/mips/include/float.h       Mon Jan 23 06:36:41 2012        
(r230475)
@@ -62,6 +62,11 @@ __END_DECLS
 #define        FLT_MAX_EXP     128             /* emax */
 #define        FLT_MAX         3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define        FLT_MAX_10_EXP  38              /* 
floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define        DBL_MANT_DIG    53
 #define        DBL_EPSILON     2.2204460492503131E-16
@@ -72,6 +77,11 @@ __END_DECLS
 #define        DBL_MAX_EXP     1024
 #define        DBL_MAX         1.7976931348623157E+308
 #define        DBL_MAX_10_EXP  308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define        LDBL_MANT_DIG   DBL_MANT_DIG
 #define        LDBL_EPSILON    ((long double)DBL_EPSILON)
@@ -82,5 +92,10 @@ __END_DECLS
 #define        LDBL_MAX_EXP    DBL_MAX_EXP
 #define        LDBL_MAX        ((long double)DBL_MAX)
 #define        LDBL_MAX_10_EXP DBL_MAX_10_EXP
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   ((long double)DBL_TRUE_MIN)
+#define        LDBL_DECIMAL_DIG DBL_DECIMAL_DIG
+#define        LDBL_HAS_SUBNORM DBL_HAS_SUBNORM
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/powerpc/include/float.h
==============================================================================
--- head/sys/powerpc/include/float.h    Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/powerpc/include/float.h    Mon Jan 23 06:36:41 2012        
(r230475)
@@ -60,6 +60,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -70,6 +75,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  DBL_MANT_DIG
 #define LDBL_EPSILON   ((long double)DBL_EPSILON)
@@ -80,5 +90,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   DBL_MAX_EXP
 #define LDBL_MAX       ((long double)DBL_MAX)
 #define LDBL_MAX_10_EXP        DBL_MAX_10_EXP
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   ((long double)DBL_TRUE_MIN)
+#define        LDBL_DECIMAL_DIG DBL_DECIMAL_DIG
+#define        LDBL_HAS_SUBNORM DBL_HAS_SUBNORM
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #endif /* _MACHINE_FLOAT_H_ */

Modified: head/sys/sparc64/include/float.h
==============================================================================
--- head/sys/sparc64/include/float.h    Mon Jan 23 04:38:31 2012        
(r230474)
+++ head/sys/sparc64/include/float.h    Mon Jan 23 06:36:41 2012        
(r230475)
@@ -60,6 +60,11 @@ __END_DECLS
 #define FLT_MAX_EXP    128             /* emax */
 #define FLT_MAX                3.40282347E+38F /* (1-b**(-p))*b**emax */
 #define FLT_MAX_10_EXP 38              /* floor(log10((1-b**(-p))*b**emax)) */
+#if __ISO_C_VISIBLE >= 2011
+#define        FLT_TRUE_MIN    1.40129846E-45F /* b**(emin-p) */
+#define        FLT_DECIMAL_DIG 9               /* ceil(1+p*log10(b)) */
+#define        FLT_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define DBL_MANT_DIG   53
 #define DBL_EPSILON    2.2204460492503131E-16
@@ -70,6 +75,11 @@ __END_DECLS
 #define DBL_MAX_EXP    1024
 #define DBL_MAX                1.7976931348623157E+308
 #define DBL_MAX_10_EXP 308
+#if __ISO_C_VISIBLE >= 2011
+#define        DBL_TRUE_MIN    4.9406564584124654E-324
+#define        DBL_DECIMAL_DIG 17
+#define        DBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #define LDBL_MANT_DIG  113
 #define LDBL_EPSILON   1.925929944387235853055977942584927319E-34L
@@ -80,5 +90,10 @@ __END_DECLS
 #define LDBL_MAX_EXP   (+16384)
 #define LDBL_MAX       1.189731495357231765085759326628007016E+4932L
 #define LDBL_MAX_10_EXP        (+4932)
+#if __ISO_C_VISIBLE >= 2011
+#define        LDBL_TRUE_MIN   6.475175119438025110924438958227646552E-4966L
+#define        LDBL_DECIMAL_DIG 36
+#define        LDBL_HAS_SUBNORM 1
+#endif /* __ISO_C_VISIBLE >= 2011 */
 
 #endif /* _MACHINE_FLOAT_H_ */
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