X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fx86_64-linux-gnu%2Fbits%2Fmathinline.h;fp=i686-linux-gnu-4.7%2Fusr%2Finclude%2Fx86_64-linux-gnu%2Fbits%2Fmathinline.h;h=91ece8dfb87ada84137f131b5b6d1b6ea78ede8a;hb=94df942c2c7bd3457276fe5b7367623cbb8c1302;hp=0000000000000000000000000000000000000000;hpb=4dd7d9155a920895ff7b1cb6b9c9c676aa62000a;p=cross.git
diff --git a/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/mathinline.h b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/mathinline.h
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--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/x86_64-linux-gnu/bits/mathinline.h
@@ -0,0 +1,328 @@
+/* Inline math functions for i387 and SSE.
+ Copyright (C) 1995-2018 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, see
+ . */
+
+#ifndef _MATH_H
+# error "Never use directly; include instead."
+#endif
+
+#ifndef __extern_always_inline
+# define __MATH_INLINE __inline
+#else
+# define __MATH_INLINE __extern_always_inline
+#endif
+
+/* Disable x87 inlines when -fpmath=sse is passed and also when we're building
+ on x86_64. Older gcc (gcc-3.2 for example) does not define __SSE2_MATH__
+ for x86_64. */
+#if !defined __SSE2_MATH__ && !defined __x86_64__
+# if ((!defined __NO_MATH_INLINES || defined __LIBC_INTERNAL_MATH_INLINES) \
+ && defined __OPTIMIZE__)
+
+/* The inline functions do not set errno or raise necessarily the
+ correct exceptions. */
+# undef math_errhandling
+
+/* A macro to define float, double, and long double versions of various
+ math functions for the ix87 FPU. FUNC is the function name (which will
+ be suffixed with f and l for the float and long double version,
+ respectively). OP is the name of the FPU operation.
+ We define two sets of macros. The set with the additional NP
+ doesn't add a prototype declaration. */
+
+# ifdef __USE_ISOC99
+# define __inline_mathop(func, op) \
+ __inline_mathop_ (double, func, op) \
+ __inline_mathop_ (float, __CONCAT(func,f), op) \
+ __inline_mathop_ (long double, __CONCAT(func,l), op)
+# define __inline_mathopNP(func, op) \
+ __inline_mathopNP_ (double, func, op) \
+ __inline_mathopNP_ (float, __CONCAT(func,f), op) \
+ __inline_mathopNP_ (long double, __CONCAT(func,l), op)
+# else
+# define __inline_mathop(func, op) \
+ __inline_mathop_ (double, func, op)
+# define __inline_mathopNP(func, op) \
+ __inline_mathopNP_ (double, func, op)
+# endif
+
+# define __inline_mathop_(float_type, func, op) \
+ __inline_mathop_decl_ (float_type, func, op, "0" (__x))
+# define __inline_mathopNP_(float_type, func, op) \
+ __inline_mathop_declNP_ (float_type, func, op, "0" (__x))
+
+
+# ifdef __USE_ISOC99
+# define __inline_mathop_decl(func, op, params...) \
+ __inline_mathop_decl_ (double, func, op, params) \
+ __inline_mathop_decl_ (float, __CONCAT(func,f), op, params) \
+ __inline_mathop_decl_ (long double, __CONCAT(func,l), op, params)
+# define __inline_mathop_declNP(func, op, params...) \
+ __inline_mathop_declNP_ (double, func, op, params) \
+ __inline_mathop_declNP_ (float, __CONCAT(func,f), op, params) \
+ __inline_mathop_declNP_ (long double, __CONCAT(func,l), op, params)
+# else
+# define __inline_mathop_decl(func, op, params...) \
+ __inline_mathop_decl_ (double, func, op, params)
+# define __inline_mathop_declNP(func, op, params...) \
+ __inline_mathop_declNP_ (double, func, op, params)
+# endif
+
+# define __inline_mathop_decl_(float_type, func, op, params...) \
+ __MATH_INLINE float_type func (float_type) __THROW; \
+ __inline_mathop_declNP_ (float_type, func, op, params)
+
+# define __inline_mathop_declNP_(float_type, func, op, params...) \
+ __MATH_INLINE float_type __NTH (func (float_type __x)) \
+ { \
+ register float_type __result; \
+ __asm __volatile__ (op : "=t" (__result) : params); \
+ return __result; \
+ }
+
+
+# ifdef __USE_ISOC99
+# define __inline_mathcode(func, arg, code) \
+ __inline_mathcode_ (double, func, arg, code) \
+ __inline_mathcode_ (float, __CONCAT(func,f), arg, code) \
+ __inline_mathcode_ (long double, __CONCAT(func,l), arg, code)
+# define __inline_mathcodeNP(func, arg, code) \
+ __inline_mathcodeNP_ (double, func, arg, code) \
+ __inline_mathcodeNP_ (float, __CONCAT(func,f), arg, code) \
+ __inline_mathcodeNP_ (long double, __CONCAT(func,l), arg, code)
+# define __inline_mathcode2(func, arg1, arg2, code) \
+ __inline_mathcode2_ (double, func, arg1, arg2, code) \
+ __inline_mathcode2_ (float, __CONCAT(func,f), arg1, arg2, code) \
+ __inline_mathcode2_ (long double, __CONCAT(func,l), arg1, arg2, code)
+# define __inline_mathcodeNP2(func, arg1, arg2, code) \
+ __inline_mathcodeNP2_ (double, func, arg1, arg2, code) \
+ __inline_mathcodeNP2_ (float, __CONCAT(func,f), arg1, arg2, code) \
+ __inline_mathcodeNP2_ (long double, __CONCAT(func,l), arg1, arg2, code)
+# define __inline_mathcode3(func, arg1, arg2, arg3, code) \
+ __inline_mathcode3_ (double, func, arg1, arg2, arg3, code) \
+ __inline_mathcode3_ (float, __CONCAT(func,f), arg1, arg2, arg3, code) \
+ __inline_mathcode3_ (long double, __CONCAT(func,l), arg1, arg2, arg3, code)
+# define __inline_mathcodeNP3(func, arg1, arg2, arg3, code) \
+ __inline_mathcodeNP3_ (double, func, arg1, arg2, arg3, code) \
+ __inline_mathcodeNP3_ (float, __CONCAT(func,f), arg1, arg2, arg3, code) \
+ __inline_mathcodeNP3_ (long double, __CONCAT(func,l), arg1, arg2, arg3, code)
+# else
+# define __inline_mathcode(func, arg, code) \
+ __inline_mathcode_ (double, func, (arg), code)
+# define __inline_mathcodeNP(func, arg, code) \
+ __inline_mathcodeNP_ (double, func, (arg), code)
+# define __inline_mathcode2(func, arg1, arg2, code) \
+ __inline_mathcode2_ (double, func, arg1, arg2, code)
+# define __inline_mathcodeNP2(func, arg1, arg2, code) \
+ __inline_mathcodeNP2_ (double, func, arg1, arg2, code)
+# define __inline_mathcode3(func, arg1, arg2, arg3, code) \
+ __inline_mathcode3_ (double, func, arg1, arg2, arg3, code)
+# define __inline_mathcodeNP3(func, arg1, arg2, arg3, code) \
+ __inline_mathcodeNP3_ (double, func, arg1, arg2, arg3, code)
+# endif
+
+# define __inline_mathcode_(float_type, func, arg, code) \
+ __MATH_INLINE float_type func (float_type) __THROW; \
+ __inline_mathcodeNP_(float_type, func, arg, code)
+
+# define __inline_mathcodeNP_(float_type, func, arg, code) \
+ __MATH_INLINE float_type __NTH (func (float_type arg)) \
+ { \
+ code; \
+ }
+
+
+# define __inline_mathcode2_(float_type, func, arg1, arg2, code) \
+ __MATH_INLINE float_type func (float_type, float_type) __THROW; \
+ __inline_mathcodeNP2_ (float_type, func, arg1, arg2, code)
+
+# define __inline_mathcodeNP2_(float_type, func, arg1, arg2, code) \
+ __MATH_INLINE float_type __NTH (func (float_type arg1, float_type arg2)) \
+ { \
+ code; \
+ }
+
+# define __inline_mathcode3_(float_type, func, arg1, arg2, arg3, code) \
+ __MATH_INLINE float_type func (float_type, float_type, float_type) __THROW; \
+ __inline_mathcodeNP3_(float_type, func, arg1, arg2, arg3, code)
+
+# define __inline_mathcodeNP3_(float_type, func, arg1, arg2, arg3, code) \
+ __MATH_INLINE float_type __NTH (func (float_type arg1, float_type arg2, \
+ float_type arg3)) \
+ { \
+ code; \
+ }
+# endif
+
+
+# if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
+/* Miscellaneous functions */
+
+/* __FAST_MATH__ is defined by gcc -ffast-math. */
+# ifdef __FAST_MATH__
+/* Optimized inline implementation, sometimes with reduced precision
+ and/or argument range. */
+
+# if __GNUC_PREREQ (3, 5)
+# define __expm1_code \
+ register long double __temp; \
+ __temp = __builtin_expm1l (__x); \
+ return __temp ? __temp : __x
+# else
+# define __expm1_code \
+ register long double __value; \
+ register long double __exponent; \
+ register long double __temp; \
+ __asm __volatile__ \
+ ("fldl2e # e^x - 1 = 2^(x * log2(e)) - 1\n\t" \
+ "fmul %%st(1) # x * log2(e)\n\t" \
+ "fst %%st(1)\n\t" \
+ "frndint # int(x * log2(e))\n\t" \
+ "fxch\n\t" \
+ "fsub %%st(1) # fract(x * log2(e))\n\t" \
+ "f2xm1 # 2^(fract(x * log2(e))) - 1\n\t" \
+ "fscale # 2^(x * log2(e)) - 2^(int(x * log2(e)))\n\t" \
+ : "=t" (__value), "=u" (__exponent) : "0" (__x)); \
+ __asm __volatile__ \
+ ("fscale # 2^int(x * log2(e))\n\t" \
+ : "=t" (__temp) : "0" (1.0), "u" (__exponent)); \
+ __temp -= 1.0; \
+ __temp += __value; \
+ return __temp ? __temp : __x
+# endif
+__inline_mathcodeNP_ (long double, __expm1l, __x, __expm1_code)
+
+# if __GNUC_PREREQ (3, 4)
+__inline_mathcodeNP_ (long double, __expl, __x, return __builtin_expl (__x))
+# else
+# define __exp_code \
+ register long double __value; \
+ register long double __exponent; \
+ __asm __volatile__ \
+ ("fldl2e # e^x = 2^(x * log2(e))\n\t" \
+ "fmul %%st(1) # x * log2(e)\n\t" \
+ "fst %%st(1)\n\t" \
+ "frndint # int(x * log2(e))\n\t" \
+ "fxch\n\t" \
+ "fsub %%st(1) # fract(x * log2(e))\n\t" \
+ "f2xm1 # 2^(fract(x * log2(e))) - 1\n\t" \
+ : "=t" (__value), "=u" (__exponent) : "0" (__x)); \
+ __value += 1.0; \
+ __asm __volatile__ \
+ ("fscale" \
+ : "=t" (__value) : "0" (__value), "u" (__exponent)); \
+ return __value
+__inline_mathcodeNP (exp, __x, __exp_code)
+__inline_mathcodeNP_ (long double, __expl, __x, __exp_code)
+# endif
+# endif /* __FAST_MATH__ */
+
+
+# ifdef __FAST_MATH__
+# if !__GNUC_PREREQ (3,3)
+__inline_mathopNP (sqrt, "fsqrt")
+__inline_mathopNP_ (long double, __sqrtl, "fsqrt")
+# define __libc_sqrtl(n) __sqrtl (n)
+# else
+# define __libc_sqrtl(n) __builtin_sqrtl (n)
+# endif
+# endif
+
+# if __GNUC_PREREQ (2, 8)
+__inline_mathcodeNP_ (double, fabs, __x, return __builtin_fabs (__x))
+# ifdef __USE_ISOC99
+__inline_mathcodeNP_ (float, fabsf, __x, return __builtin_fabsf (__x))
+__inline_mathcodeNP_ (long double, fabsl, __x, return __builtin_fabsl (__x))
+# endif
+__inline_mathcodeNP_ (long double, __fabsl, __x, return __builtin_fabsl (__x))
+# else
+__inline_mathop (fabs, "fabs")
+__inline_mathop_ (long double, __fabsl, "fabs")
+# endif
+
+__inline_mathcode_ (long double, __sgn1l, __x, \
+ __extension__ union { long double __xld; unsigned int __xi[3]; } __n = \
+ { __xld: __x }; \
+ __n.__xi[2] = (__n.__xi[2] & 0x8000) | 0x3fff; \
+ __n.__xi[1] = 0x80000000; \
+ __n.__xi[0] = 0; \
+ return __n.__xld)
+
+
+# ifdef __FAST_MATH__
+/* The argument range of the inline version of sinhl is slightly reduced. */
+__inline_mathcodeNP (sinh, __x, \
+ register long double __exm1 = __expm1l (__fabsl (__x)); \
+ return 0.5 * (__exm1 / (__exm1 + 1.0) + __exm1) * __sgn1l (__x))
+
+__inline_mathcodeNP (cosh, __x, \
+ register long double __ex = __expl (__x); \
+ return 0.5 * (__ex + 1.0 / __ex))
+
+__inline_mathcodeNP (tanh, __x, \
+ register long double __exm1 = __expm1l (-__fabsl (__x + __x)); \
+ return __exm1 / (__exm1 + 2.0) * __sgn1l (-__x))
+# endif
+
+
+/* Optimized versions for some non-standardized functions. */
+# ifdef __USE_ISOC99
+
+# ifdef __FAST_MATH__
+__inline_mathcodeNP (expm1, __x, __expm1_code)
+
+/* The argument range of the inline version of asinhl is slightly reduced. */
+__inline_mathcodeNP (asinh, __x, \
+ register long double __y = __fabsl (__x); \
+ return (log1pl (__y * __y / (__libc_sqrtl (__y * __y + 1.0) + 1.0) + __y) \
+ * __sgn1l (__x)))
+
+__inline_mathcodeNP (acosh, __x, \
+ return logl (__x + __libc_sqrtl (__x - 1.0) * __libc_sqrtl (__x + 1.0)))
+
+__inline_mathcodeNP (atanh, __x, \
+ register long double __y = __fabsl (__x); \
+ return -0.5 * log1pl (-(__y + __y) / (1.0 + __y)) * __sgn1l (__x))
+
+/* The argument range of the inline version of hypotl is slightly reduced. */
+__inline_mathcodeNP2 (hypot, __x, __y,
+ return __libc_sqrtl (__x * __x + __y * __y))
+
+# endif
+# endif
+
+
+/* Undefine some of the large macros which are not used anymore. */
+# ifdef __FAST_MATH__
+# undef __expm1_code
+# undef __exp_code
+# endif /* __FAST_MATH__ */
+
+# endif /* __NO_MATH_INLINES */
+
+
+/* This code is used internally in the GNU libc. */
+# ifdef __LIBC_INTERNAL_MATH_INLINES
+__inline_mathcode2_ (long double, __ieee754_atan2l, __y, __x,
+ register long double __value;
+ __asm __volatile__ ("fpatan\n\t"
+ : "=t" (__value)
+ : "0" (__x), "u" (__y) : "st(1)");
+ return __value;)
+# endif
+
+#endif /* !__SSE2_MATH__ && !__x86_64__ */