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authorJeff Johnston <jjohnstn@redhat.com>2007-05-17 18:50:57 +0000
committerJeff Johnston <jjohnstn@redhat.com>2007-05-17 18:50:57 +0000
commite0500490bc92e6e851df6f007b1f0943db305846 (patch)
tree29a713a26f2e9a63f49c9a9b6bacd234b66fd13d /newlib/libm/common/sf_pow10.c
parent487e9075d0e14e4b7c4422f966980ad5f726eb36 (diff)
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2007-05-17 Yaakov Selkowitz <yselkowitz <at> users.sourceforge.net>
* libm/common/Makefile.am: Add support for exp10, exp10f, pow10, and pow10f functions. * libm/common/Makefile.in: Regenerated. * libm/common/s_pow10.c: New file. * libm/common/sf_pow10.c: Ditto. * libm/common/s_exp10.c: Ditto. * libm/common/sf_exp10.c: Ditto. * libc/include/math.h [!pow10]: New pow10 prototype. [!pow10f]: New pow10f prototype. [!exp10]: New exp10 prototype. [!exp10f]: New exp10f prototype.
Diffstat (limited to 'newlib/libm/common/sf_pow10.c')
-rw-r--r--newlib/libm/common/sf_pow10.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/newlib/libm/common/sf_pow10.c b/newlib/libm/common/sf_pow10.c
new file mode 100644
index 000000000..116afac7e
--- /dev/null
+++ b/newlib/libm/common/sf_pow10.c
@@ -0,0 +1,47 @@
+/* sf_pow10.c -- float version of s_pow10.c.
+ * Modification of sf_pow10.c by Yaakov Selkowitz 2007.
+ */
+
+/*
+ * ====================================================
+ * 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.
+ * ====================================================
+ */
+
+/*
+ * wrapper pow10f(x)
+ */
+
+#undef pow10f
+#include "fdlibm.h"
+#include <errno.h>
+#include <math.h>
+
+#ifdef __STDC__
+ float pow10f(float x) /* wrapper pow10f */
+#else
+ float pow10f(x) /* wrapper pow10f */
+ float x;
+#endif
+{
+ return powf(10.0, x);
+}
+
+#ifdef _DOUBLE_IS_32BITS
+
+#ifdef __STDC__
+ double pow10(double x)
+#else
+ double pow10(x)
+ double x;
+#endif
+{
+ return (double) pow10f((float) x);
+}
+
+#endif /* defined(_DOUBLE_IS_32BITS) */