aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--fpu/softfloat-native.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/fpu/softfloat-native.h b/fpu/softfloat-native.h
index 8a0d1ad379..49cff5d894 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