Updated Solaris isinf support, by Juergen Keil and Ben Taylor.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2696 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 23 insertions, 0 deletions

diff --git a/fpu/softfloat-native.h b/fpu/softfloat-native.h
index 8a0d1ad37..49cff5d89 100644
--- a/fpu/softfloat-native.h
+++ b/fpu/softfloat-native.h
@@ -33,6 +33,29 @@
 #define isunordered(x,y)        unordered(x, y)
 #endif
 
+#if defined(__sun__) && !defined(NEED_LIBSUNMATH)
+
+#ifndef isnan
+# define isnan(x) \
+    (sizeof (x) == sizeof (long double) ? isnan_ld (x) \
+     : sizeof (x) == sizeof (double) ? isnan_d (x) \
+     : isnan_f (x))
+static inline int isnan_f  (float       x) { return x != x; }
+static inline int isnan_d  (double      x) { return x != x; }
+static inline int isnan_ld (long double x) { return x != x; }
+#endif
+
+#ifndef isinf
+# define isinf(x) \
+    (sizeof (x) == sizeof (long double) ? isinf_ld (x) \
+     : sizeof (x) == sizeof (double) ? isinf_d (x) \
+     : isinf_f (x))
+static inline int isinf_f  (float       x) { return isnan (x - x); }
+static inline int isinf_d  (double      x) { return isnan (x - x); }
+static inline int isinf_ld (long double x) { return isnan (x - x); }
+#endif
+#endif
+
 typedef float float32;
 typedef double float64;
 #ifdef FLOATX80