1 files changed, 122 insertions, 0 deletions
diff --git a/uclibc-crosstools-gcc-4.4.2-1/usr/include/bits/uClibc_fpmax.h b/uclibc-crosstools-gcc-4.4.2-1/usr/include/bits/uClibc_fpmax.h
new file mode 100644
index 0000000..e1721bf
--- /dev/null
+++ b/uclibc-crosstools-gcc-4.4.2-1/usr/include/bits/uClibc_fpmax.h
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2003-2006     Manuel Novoa III
+ *
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+/* Define a maximal floating point type, and the associated constants
+ * that are defined for the floating point types in float.h.
+ *
+ * This is to support archs that are missing long double, or even double.
+ */
+
+#ifndef _UCLIBC_FPMAX_H
+#define _UCLIBC_FPMAX_H
+
+#ifndef _ISOC99_SOURCE
+#define _ISOC99_SOURCE 1
+#endif
+
+#include <features.h>
+#include <float.h>
+
+#ifdef __UCLIBC_HAS_FLOATS__
+
+#if defined(LDBL_MANT_DIG)
+
+typedef long double __fpmax_t;
+#define FPMAX_TYPE           3
+
+#define FPMAX_MANT_DIG       LDBL_MANT_DIG
+#define FPMAX_DIG            LDBL_DIG
+#define FPMAX_EPSILON        LDBL_EPSILON
+#define FPMAX_MIN_EXP        LDBL_MIN_EXP
+#define FPMAX_MIN            LDBL_MIN
+#define FPMAX_MIN_10_EXP     LDBL_MIN_10_EXP
+#define FPMAX_MAX_EXP        LDBL_MAX_EXP
+#define FPMAX_MAX            LDBL_MAX
+#define FPMAX_MAX_10_EXP     LDBL_MAX_10_EXP
+
+#elif defined(DBL_MANT_DIG)
+
+typedef double __fpmax_t;
+#define FPMAX_TYPE           2
+
+#define FPMAX_MANT_DIG       DBL_MANT_DIG
+#define FPMAX_DIG            DBL_DIG
+#define FPMAX_EPSILON        DBL_EPSILON
+#define FPMAX_MIN_EXP        DBL_MIN_EXP
+#define FPMAX_MIN            DBL_MIN
+#define FPMAX_MIN_10_EXP     DBL_MIN_10_EXP
+#define FPMAX_MAX_EXP        DBL_MAX_EXP
+#define FPMAX_MAX            DBL_MAX
+#define FPMAX_MAX_10_EXP     DBL_MAX_10_EXP
+
+#elif defined(FLT_MANT_DIG)
+
+typedef float __fpmax_t;
+#define FPMAX_TYPE           1
+
+#define FPMAX_MANT_DIG       FLT_MANT_DIG
+#define FPMAX_DIG            FLT_DIG
+#define FPMAX_EPSILON        FLT_EPSILON
+#define FPMAX_MIN_EXP        FLT_MIN_EXP
+#define FPMAX_MIN            FLT_MIN
+#define FPMAX_MIN_10_EXP     FLT_MIN_10_EXP
+#define FPMAX_MAX_EXP        FLT_MAX_EXP
+#define FPMAX_MAX            FLT_MAX
+#define FPMAX_MAX_10_EXP     FLT_MAX_10_EXP
+
+#else
+#error unable to determine appropriate type for __fpmax_t!
+#endif
+
+#ifndef DECIMAL_DIG
+
+#ifdef L___strtofpmax
+/* Emit warning only once. */
+#warning DECIMAL_DIG is not defined! If you are using gcc, it may not be defining __STDC_VERSION__ as it should.
+#endif
+#if !defined(FLT_RADIX) || (FLT_RADIX != 2)
+#error unable to compensate for missing DECIMAL_DIG!
+#endif
+
+/*  ceil (1 + #mantissa * log10 (FLT_RADIX)) */
+#define DECIMAL_DIG   (1 + (((FPMAX_MANT_DIG * 100) + 331) / 332))
+
+#endif /* DECIMAL_DIG */
+
+#if defined _LIBC && defined IS_IN_libc
+extern __fpmax_t __strtofpmax(const char *str, char **endptr, int exp_adjust) attribute_hidden;
+
+#ifdef __UCLIBC_HAS_XLOCALE__
+extern __fpmax_t __strtofpmax_l(const char *str, char **endptr, int exp_adjust,
+								__locale_t locale_arg) attribute_hidden;
+#endif
+
+#ifdef __UCLIBC_HAS_WCHAR__
+extern __fpmax_t __wcstofpmax(const wchar_t *wcs, wchar_t **endptr,
+							  int exp_adjust) attribute_hidden;
+
+#ifdef __UCLIBC_HAS_XLOCALE__
+extern __fpmax_t __wcstofpmax_l(const wchar_t *wcs, wchar_t **endptr,
+								int exp_adjust, __locale_t locale_arg) attribute_hidden;
+#endif
+#endif /* __UCLIBC_HAS_WCHAR__ */
+#endif /* _LIBC */
+
+/* The following checks in an __fpmax_t is either 0 or +/- infinity.
+ *
+ * WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!
+ *
+ * This only works if __fpmax_t is the actual maximal floating point type used
+ * in intermediate calculations.  Otherwise, excess precision in the
+ * intermediate values can cause the test to fail.
+ *
+ * WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!   WARNING!!!
+ */
+
+#define __FPMAX_ZERO_OR_INF_CHECK(x)  ((x) == ((x)/4) )
+
+#endif /* __UCLIBC_HAS_FLOATS__ */
+
+#endif /* _UCLIBC_FPMAX_H */