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authorUlrich Drepper <drepper@redhat.com>1999-08-24 20:40:44 +0000
committerUlrich Drepper <drepper@redhat.com>1999-08-24 20:40:44 +0000
commit52cf7d345d34e59973a8cc04773bdc1f9ba39421 (patch)
tree1ef2f778718c17af739761798c357666308b1bc4 /sysdeps/m68k/bits/huge_val.h
parentda1067a9154c3125a4274e1d039dd5b2d3aa953c (diff)
downloadglibc-52cf7d345d34e59973a8cc04773bdc1f9ba39421.tar.gz
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Update.
	* misc/libgen.h: Don't take basename macro as taking arguments.

	* sysdeps/arm/bits/huge_val.h: Use hexadecimal floating-point constants
	for gcc >= 2.95.
	* sysdeps/i386/bits/huge_val.h: Likewise.
	* sysdeps/i386/bits/huge_val.h: Likewise.
	* sysdeps/ieee754/bits/huge_val.h: Likewise.
	* sysdeps/m68k/bits/huge_val.h: Likewise.
	* sysdeps/sparc/sparc32/fpu/bits/huge_val.h: Likewise.
	* sysdeps/sparc/sparc64/fpu/bits/huge_val.h: Likewise.
Diffstat (limited to 'sysdeps/m68k/bits/huge_val.h')
-rw-r--r--sysdeps/m68k/bits/huge_val.h35
1 files changed, 26 insertions, 9 deletions
diff --git a/sysdeps/m68k/bits/huge_val.h b/sysdeps/m68k/bits/huge_val.h
index 822b82930b..14c0855ab1 100644
--- a/sysdeps/m68k/bits/huge_val.h
+++ b/sysdeps/m68k/bits/huge_val.h
@@ -1,6 +1,6 @@
 /* `HUGE_VAL' constants for m68k (where it is infinity).
    Used by <stdlib.h> and <math.h> functions for overflow.
-   Copyright (C) 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1995, 1996, 1997, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -30,11 +30,19 @@
 
 #ifdef	__GNUC__
 
-# define HUGE_VAL					\
+# if __GNUC_PREREQ(2,95)
+
+#  define HUGE_VAL (0x1.0p2047)
+
+# else
+
+#  define HUGE_VAL					\
   (__extension__					\
    ((union { unsigned long long __l; double __d; })	\
     { __l: 0x7ff0000000000000ULL }).__d)
 
+# endif
+
 #else /* not GCC */
 
 static union { unsigned char __c[8]; double __d; } __huge_val =
@@ -48,28 +56,37 @@ static union { unsigned char __c[8]; double __d; } __huge_val =
 
 #ifdef __USE_ISOC9X
 
-# ifdef __GNUC__
+# if __GNUC_PREREQ(2,95)
 
-#  define HUGE_VALF					\
+#  define HUGE_VALF (0x1.0p255f)
+#  define HUGE_VALL (0x1.0p32767L)
+
+# else
+
+#  ifdef __GNUC__
+
+#   define HUGE_VALF					\
   (__extension__					\
    ((union { unsigned long __l; float __f; })		\
     { __l: 0x7f800000UL }).__f)
 
-#  define HUGE_VALL					\
+#   define HUGE_VALL					\
   (__extension__					\
    ((union { unsigned long __l[3]; long double __ld; })	\
     { __l: { 0x7fff0000UL, 0x80000000UL, 0UL } }).__ld)
 
-# else /* not GCC */
+#  else /* not GCC */
 
 static union { unsigned char __c[4]; float __f; } __huge_valf =
   { { 0x7f, 0x80, 0, 0 } };
-#  define HUGE_VALF	(__huge_valf.__f)
+#   define HUGE_VALF	(__huge_valf.__f)
 
 static union { unsigned char __c[12]; long double __ld; } __huge_vall =
   { { 0x7f, 0xff, 0, 0, 0x80, 0, 0, 0, 0, 0, 0, 0 } };
-#  define HUGE_VALL	(__huge_vall.__ld)
+#   define HUGE_VALL	(__huge_vall.__ld)
+
+#  endif /* GCC.  */
 
-# endif	/* GCC.  */
+# endif /* GCC 2.95.  */
 
 #endif	/* __USE_ISOC9X.  */