diff options
Diffstat (limited to 'lib/gcc/arm-eabi/4.6.x-google/plugin/include/hwint.h')
| -rw-r--r-- | lib/gcc/arm-eabi/4.6.x-google/plugin/include/hwint.h | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/lib/gcc/arm-eabi/4.6.x-google/plugin/include/hwint.h b/lib/gcc/arm-eabi/4.6.x-google/plugin/include/hwint.h deleted file mode 100644 index 1eadd45..0000000 --- a/lib/gcc/arm-eabi/4.6.x-google/plugin/include/hwint.h +++ /dev/null @@ -1,260 +0,0 @@ -/* HOST_WIDE_INT definitions for the GNU compiler. - Copyright (C) 1998, 2002, 2004, 2008, 2009, 2010 - Free Software Foundation, Inc. - - This file is part of GCC. - - Provide definitions for macros which depend on HOST_BITS_PER_INT - and HOST_BITS_PER_LONG. */ - -#ifndef GCC_HWINT_H -#define GCC_HWINT_H - -/* This describes the machine the compiler is hosted on. */ -#define HOST_BITS_PER_CHAR CHAR_BIT -#define HOST_BITS_PER_SHORT (CHAR_BIT * SIZEOF_SHORT) -#define HOST_BITS_PER_INT (CHAR_BIT * SIZEOF_INT) -#define HOST_BITS_PER_LONG (CHAR_BIT * SIZEOF_LONG) - -/* The string that should be inserted into a printf style format to - indicate a "long" operand. */ -#ifndef HOST_LONG_FORMAT -#define HOST_LONG_FORMAT "l" -#endif - -/* The string that should be inserted into a printf style format to - indicate a "long long" operand. */ -#ifndef HOST_LONG_LONG_FORMAT -#define HOST_LONG_LONG_FORMAT "ll" -#endif - -/* If HAVE_LONG_LONG and SIZEOF_LONG_LONG aren't defined, but - GCC_VERSION >= 3000, assume this is the second or later stage of a - bootstrap, we do have long long, and it's 64 bits. (This is - required by C99; we do have some ports that violate that assumption - but they're all cross-compile-only.) Just in case, force a - constraint violation if that assumption is incorrect. */ -#if !defined HAVE_LONG_LONG -# if GCC_VERSION >= 3000 -# define HAVE_LONG_LONG 1 -# define SIZEOF_LONG_LONG 8 -extern char sizeof_long_long_must_be_8[sizeof(long long) == 8 ? 1 : -1]; -# endif -#endif - -#ifdef HAVE_LONG_LONG -# define HOST_BITS_PER_LONGLONG (CHAR_BIT * SIZEOF_LONG_LONG) -#endif -#ifdef HAVE___INT64 -# define HOST_BITS_PER___INT64 (CHAR_BIT * SIZEOF___INT64) -#endif - -/* Set HOST_WIDE_INT. This should be the widest efficient host - integer type. It can be 32 or 64 bits, except that if we are - targeting a machine with 64-bit size_t then it has to be 64 bits. - - With a sane ABI, 'long' is the largest efficient host integer type. - Thus, we use that unless we have to use 'long long' or '__int64' - because we're targeting a 64-bit machine from a 32-bit host. */ - -#if HOST_BITS_PER_LONG >= 64 || !defined NEED_64BIT_HOST_WIDE_INT -# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONG -# define HOST_WIDE_INT long -#else -# if HOST_BITS_PER_LONGLONG >= 64 -# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER_LONGLONG -# define HOST_WIDE_INT long long -# else -# if HOST_BITS_PER___INT64 >= 64 -# define HOST_BITS_PER_WIDE_INT HOST_BITS_PER___INT64 -# define HOST_WIDE_INT __int64 -# else - #error "Unable to find a suitable type for HOST_WIDE_INT" -# endif -# endif -#endif - -/* Various printf format strings for HOST_WIDE_INT. */ - -#if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG -# define HOST_WIDE_INT_PRINT HOST_LONG_FORMAT -# define HOST_WIDE_INT_PRINT_C "L" - /* 'long' might be 32 or 64 bits, and the number of leading zeroes - must be tweaked accordingly. */ -# if HOST_BITS_PER_WIDE_INT == 64 -# define HOST_WIDE_INT_PRINT_DOUBLE_HEX \ - "0x%" HOST_LONG_FORMAT "x%016" HOST_LONG_FORMAT "x" -# else -# define HOST_WIDE_INT_PRINT_DOUBLE_HEX \ - "0x%" HOST_LONG_FORMAT "x%08" HOST_LONG_FORMAT "x" -# endif -#else -# define HOST_WIDE_INT_PRINT HOST_LONG_LONG_FORMAT -# define HOST_WIDE_INT_PRINT_C "LL" - /* We can assume that 'long long' is at least 64 bits. */ -# define HOST_WIDE_INT_PRINT_DOUBLE_HEX \ - "0x%" HOST_LONG_LONG_FORMAT "x%016" HOST_LONG_LONG_FORMAT "x" -#endif /* HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG */ - -#define HOST_WIDE_INT_PRINT_DEC "%" HOST_WIDE_INT_PRINT "d" -#define HOST_WIDE_INT_PRINT_DEC_C HOST_WIDE_INT_PRINT_DEC HOST_WIDE_INT_PRINT_C -#define HOST_WIDE_INT_PRINT_UNSIGNED "%" HOST_WIDE_INT_PRINT "u" -#define HOST_WIDE_INT_PRINT_HEX "%#" HOST_WIDE_INT_PRINT "x" - -/* Set HOST_WIDEST_INT. This is a 64-bit type unless the compiler - in use has no 64-bit type at all; in that case it's 32 bits. */ - -#if HOST_BITS_PER_WIDE_INT >= 64 \ - || (HOST_BITS_PER_LONGLONG < 64 && HOST_BITS_PER___INT64 < 64) -# define HOST_WIDEST_INT HOST_WIDE_INT -# define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_WIDE_INT -# define HOST_WIDEST_INT_PRINT HOST_WIDE_INT_PRINT -# define HOST_WIDEST_INT_PRINT_DEC HOST_WIDE_INT_PRINT_DEC -# define HOST_WIDEST_INT_PRINT_DEC_C HOST_WIDE_INT_PRINT_DEC_C -# define HOST_WIDEST_INT_PRINT_UNSIGNED HOST_WIDE_INT_PRINT_UNSIGNED -# define HOST_WIDEST_INT_PRINT_HEX HOST_WIDE_INT_PRINT_HEX -# define HOST_WIDEST_INT_PRINT_DOUBLE_HEX HOST_WIDE_INT_PRINT_DOUBLE_HEX -#else -# if HOST_BITS_PER_LONGLONG >= 64 -# define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER_LONGLONG -# define HOST_WIDEST_INT long long -# else -# if HOST_BITS_PER___INT64 >= 64 -# define HOST_BITS_PER_WIDEST_INT HOST_BITS_PER___INT64 -# define HOST_WIDEST_INT __int64 -# else - #error "This line should be impossible to reach" -# endif -# endif -# define HOST_WIDEST_INT_PRINT HOST_LONG_LONG_FORMAT -# define HOST_WIDEST_INT_PRINT_DEC "%" HOST_LONG_LONG_FORMAT "d" -# define HOST_WIDEST_INT_PRINT_DEC_C "%" HOST_LONG_LONG_FORMAT "dLL" -# define HOST_WIDEST_INT_PRINT_UNSIGNED "%" HOST_LONG_LONG_FORMAT "u" -# define HOST_WIDEST_INT_PRINT_HEX "%#" HOST_LONG_LONG_FORMAT "x" -# define HOST_WIDEST_INT_PRINT_DOUBLE_HEX \ - "0x%" HOST_LONG_LONG_FORMAT "x%016" HOST_LONG_LONG_FORMAT "x" -#endif - -/* Define HOST_WIDEST_FAST_INT to the widest integer type supported - efficiently in hardware. (That is, the widest integer type that fits - in a hardware register.) Normally this is "long" but on some hosts it - should be "long long" or "__int64". This is no convenient way to - autodetect this, so such systems must set a flag in config.host; see there - for details. */ - -#ifdef USE_LONG_LONG_FOR_WIDEST_FAST_INT -# ifdef HAVE_LONG_LONG -# define HOST_WIDEST_FAST_INT long long -# define HOST_BITS_PER_WIDEST_FAST_INT HOST_BITS_PER_LONGLONG -# elif defined (HAVE___INT64) -# define HOST_WIDEST_FAST_INT __int64 -# define HOST_BITS_PER_WIDEST_FAST_INT HOST_BITS_PER___INT64 -# else -# error "Your host said it wanted to use long long or __int64 but neither" -# error "exist" -# endif -#else -# define HOST_WIDEST_FAST_INT long -# define HOST_BITS_PER_WIDEST_FAST_INT HOST_BITS_PER_LONG -#endif - -/* Inline functions operating on HOST_WIDE_INT. */ -#if GCC_VERSION < 3004 - -extern int clz_hwi (unsigned HOST_WIDE_INT x); -extern int ctz_hwi (unsigned HOST_WIDE_INT x); -extern int ffs_hwi (unsigned HOST_WIDE_INT x); - -/* Return log2, or -1 if not exact. */ -extern int exact_log2 (unsigned HOST_WIDE_INT); - -/* Return floor of log2, with -1 for zero. */ -extern int floor_log2 (unsigned HOST_WIDE_INT); - -#else /* GCC_VERSION >= 3004 */ - -/* For convenience, define 0 -> word_size. */ -static inline int -clz_hwi (unsigned HOST_WIDE_INT x) -{ - if (x == 0) - return HOST_BITS_PER_WIDE_INT; -# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG - return __builtin_clzl (x); -# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG - return __builtin_clzll (x); -# else - return __builtin_clz (x); -# endif -} - -static inline int -ctz_hwi (unsigned HOST_WIDE_INT x) -{ - if (x == 0) - return HOST_BITS_PER_WIDE_INT; -# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG - return __builtin_ctzl (x); -# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG - return __builtin_ctzll (x); -# else - return __builtin_ctz (x); -# endif -} - -static inline int -ffs_hwi (unsigned HOST_WIDE_INT x) -{ -# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG - return __builtin_ffsl (x); -# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG - return __builtin_ffsll (x); -# else - return __builtin_ffs (x); -# endif -} - -static inline int -floor_log2 (unsigned HOST_WIDE_INT x) -{ - return HOST_BITS_PER_WIDE_INT - 1 - clz_hwi (x); -} - -static inline int -exact_log2 (unsigned HOST_WIDE_INT x) -{ - return x == (x & -x) && x ? ctz_hwi (x) : -1; -} - -#endif /* GCC_VERSION >= 3004 */ - -/* Compute the greatest common divisor of two numbers using - Euclid's algorithm. */ - -static inline int -gcd (int a, int b) -{ - int x, y, z; - - x = abs (a); - y = abs (b); - - while (x > 0) - { - z = y % x; - y = x; - x = z; - } - - return y; -} - -/* Compute the least common multiple of two numbers A and B . */ - -static inline int -least_common_multiple (int a, int b) -{ - return (abs (a) * abs (b) / gcd (a, b)); -} - -#endif /* ! GCC_HWINT_H */ |