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authorChristopher Faylor <me+cygwin@cgf.cx>2000-02-17 19:39:46 +0000
committerChristopher Faylor <me+cygwin@cgf.cx>2000-02-17 19:39:46 +0000
commit43b55bace5fad27af5da7a99784667363b92c45d (patch)
tree17fe82f6ba0d93b76d10dd73d4945ab81b69db40 /newlib/libm/math/sf_fabs.c
parent8dabd7496a9eeaca2a7180c0a176059ba9229bb2 (diff)
downloadgdb-SNAPSHOT.tar.gz
import newlib-2000-02-17 snapshotnewlib-2000-02-17SNAPSHOT
Diffstat (limited to 'newlib/libm/math/sf_fabs.c')
-rw-r--r--newlib/libm/math/sf_fabs.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/newlib/libm/math/sf_fabs.c b/newlib/libm/math/sf_fabs.c
new file mode 100644
index 00000000000..2aaed326ab9
--- /dev/null
+++ b/newlib/libm/math/sf_fabs.c
@@ -0,0 +1,47 @@
+/* sf_fabs.c -- float version of s_fabs.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.
+ * ====================================================
+ */
+
+/*
+ * fabsf(x) returns the absolute value of x.
+ */
+
+#include "fdlibm.h"
+
+#ifdef __STDC__
+ float fabsf(float x)
+#else
+ float fabsf(x)
+ float x;
+#endif
+{
+ __uint32_t ix;
+ GET_FLOAT_WORD(ix,x);
+ SET_FLOAT_WORD(x,ix&0x7fffffff);
+ return x;
+}
+
+#ifdef _DOUBLE_IS_32BITS
+
+#ifdef __STDC__
+ double fabs(double x)
+#else
+ double fabs(x)
+ double x;
+#endif
+{
+ return (double) fabsf((float) x);
+}
+
+#endif /* defined(_DOUBLE_IS_32BITS) */