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authorBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2008-09-26 14:50:16 (GMT)
committerBernhard Reutner-Fischer <rep.dot.nop@gmail.com>2008-09-26 14:50:16 (GMT)
commit40b8158b60e8b19dd5e2ed6bb796421ce49ff53a (patch)
treeaff161e3cb411ac781f7d11eb9fcbb553cd7ce57 /libm/s_finitef.c
parentfc3607dc320fc6c6881ccfa7b68f3630e41c3c47 (diff)
- move libm_hidden_proto to the corresponding headers. Remove from callsites.
Note that gamma_r is not provided by glibc, perhaps add a SUN specific knob later
Diffstat (limited to 'libm/s_finitef.c')
-rw-r--r--libm/s_finitef.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/libm/s_finitef.c b/libm/s_finitef.c
new file mode 100644
index 0000000..66eba8f
--- /dev/null
+++ b/libm/s_finitef.c
@@ -0,0 +1,32 @@
+/* s_finitef.c -- float version of s_finite.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+/*
+ * finitef(x) returns 1 is x is finite, else 0;
+ * no branching!
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+libm_hidden_proto(__finitef)
+int __finitef(float x)
+{
+ int32_t ix;
+ GET_FLOAT_WORD(ix,x);
+ return (int)((u_int32_t)((ix&0x7fffffff)-0x7f800000)>>31);
+}
+libm_hidden_def(__finitef)
+strong_alias(__finitef,finitef)