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authorBen Cheng <bccheng@google.com>2013-03-28 11:14:20 -0700
committerBen Cheng <bccheng@google.com>2013-03-28 12:40:33 -0700
commitaf0c51ac87ab2a87caa03fa108f0d164987a2764 (patch)
tree4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/libquadmath/printf/_itoa.h
parentd87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff)
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/libquadmath/printf/_itoa.h')
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diff --git a/gcc-4.8/libquadmath/printf/_itoa.h b/gcc-4.8/libquadmath/printf/_itoa.h
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+/* Internal function for converting integers to ASCII.
+ Copyright (C) 1994-1999,2002,2003,2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _ITOA_H
+#define _ITOA_H
+
+/* Convert VALUE into ASCII in base BASE (2..16).
+ Write backwards starting the character just before BUFLIM.
+ Return the address of the first (left-to-right) character in the number.
+ Use upper case letters iff UPPER_CASE is nonzero. */
+
+static const char _itoa_lower_digits[16] = "0123456789abcdef";
+static const char _itoa_upper_digits[16] = "0123456789ABCDEF";
+
+static inline char * __attribute__ ((unused, always_inline))
+_itoa_word (unsigned long value, char *buflim,
+ unsigned int base, int upper_case)
+{
+ const char *digits = (upper_case ? _itoa_upper_digits : _itoa_lower_digits);
+
+ switch (base)
+ {
+# define SPECIAL(Base) \
+ case Base: \
+ do \
+ *--buflim = digits[value % Base]; \
+ while ((value /= Base) != 0); \
+ break
+
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--buflim = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return buflim;
+}
+
+static inline char * __attribute__ ((unused, always_inline))
+_itoa (uint64_t value, char *buflim,
+ unsigned int base, int upper_case)
+{
+ const char *digits = (upper_case ? _itoa_upper_digits : _itoa_lower_digits);
+
+ switch (base)
+ {
+ SPECIAL (10);
+ SPECIAL (16);
+ SPECIAL (8);
+ default:
+ do
+ *--buflim = digits[value % base];
+ while ((value /= base) != 0);
+ }
+ return buflim;
+}
+# undef SPECIAL
+
+#endif /* itoa.h */