+2004-05-27 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/i386/fpu/bits/mathinline.h (__expm1_code): Define using
+ __builtin_expm1l for GCC 3.5+.
+ (__expl): Define using __builtin_expl for GCC 3.4+.
+ (exp, expf, expl): Don't define for GCC 3.4+.
+ (tan, tanf, tanl): Don't define for GCC 3.5+.
+ (__atan2l): Define using __builtin_atan2l for GCC 3.4+.
+ (atan2, atan2f, atan2l): Don't define for GCC 3.4+ or !__FAST_MATH__.
+ (fmod, fmodf, fmodl): Don't define for GCC 3.5+ or !__FAST_MATH__.
+ (fabsf, fabsl): Only provide if __USE_MISC or __USE_ISOC99.
+ (sin, sinf, sinl, cos, cosf, cosl, log, logf, logl): Don't define
+ for GCC 3.4+.
+ (log10, log10f, log10l, asin, asinf, asinl, acos, acosf, acosl):
+ Don't define for GCC 3.5+.
+ (atan, atanf, atanl): Don't define for GCC 3.4+ or !__FAST_MATH__.
+ (log1p, log1pf, log1pl, logb, logbf, logbl, log2, log2f, log2l): Don't
+ define for GCC 3.5+.
+ (drem, dremf, dreml): Don't define for GCC 3.5+ or !__FAST_MATH__.
+ * sysdeps/sparc/fpu/bits/mathinline.h (sqrt, sqrtf, sqrtl): Don't
+ define for GCC 3.2+.
+
+2004-05-27 Jakub Jelinek <jakub@redhat.com>
+
+ * string/bits/string2.h (__bzero): Define even for GCC 3.0+.
+ * sysdeps/alpha/stpcpy.S (stpcpy): Add libc_hidden_builtin_def.
+ * sysdeps/alpha/alphaev67/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/powerpc/powerpc32/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/powerpc/powerpc64/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/sparc/sparc32/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/sparc/sparc64/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/i386/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/i386/i586/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/generic/stpcpy.c (stpcpy): Likewise.
+ * sysdeps/x86_64/stpcpy.S (stpcpy): Likewise.
+ * sysdeps/i386/i586/memcpy.S (memcpy): Remove
+ libc_hidden_builtin_def if MEMPCPY_P.
+ * sysdeps/x86_64/memcpy.S (memcpy): Likewise.
+ * sysdeps/i386/i686/mempcpy.S (mempcpy): Add libc_hidden_builtin_def.
+ * sysdeps/i386/i586/mempcpy.S (mempcpy): Likewise.
+ * sysdeps/generic/mempcpy.c (mempcpy): Likewise.
+ * sysdeps/x86_64/mempcpy.S (mempcpy): Likewise.
+
2004-05-26 Roland McGrath <roland@frob.com>
* sysdeps/generic/bits/in.h
((size_t)(const void *)((__x) + 1) - (size_t)(const void *)(__x) == 1)
/* Set N bytes of S to C. */
-#if !defined _HAVE_STRING_ARCH_memset && ! __GNUC_PREREQ (3, 0)
-# if _STRING_ARCH_unaligned
-# define memset(s, c, n) \
+#if !defined _HAVE_STRING_ARCH_memset
+# if !__GNUC_PREREQ (3, 0)
+# if _STRING_ARCH_unaligned
+# define memset(s, c, n) \
(__extension__ (__builtin_constant_p (n) && (n) <= 16 \
? ((n) == 1 \
? __memset_1 (s, c) \
? ({ void *__s = (s); __bzero (__s, n); __s; }) \
: memset (s, c, n))))
-# define __memset_1(s, c) ({ void *__s = (s); \
+# define __memset_1(s, c) ({ void *__s = (s); \
*((__uint8_t *) __s) = (__uint8_t) c; __s; })
-# define __memset_gc(s, c, n) \
+# define __memset_gc(s, c, n) \
({ void *__s = (s); \
union { \
unsigned int __ui; \
} \
\
__s; })
-# else
-# define memset(s, c, n) \
+# else
+# define memset(s, c, n) \
(__extension__ (__builtin_constant_p (c) && (c) == '\0' \
? ({ void *__s = (s); __bzero (__s, n); __s; }) \
: memset (s, c, n)))
+# endif
# endif
-/* GCC optimizes memset(s, 0, n) but not bzero(s, n).
- The optimization is broken before EGCS 1.1. */
+/* GCC < 3.0 optimizes memset(s, 0, n) but not bzero(s, n).
+ The optimization is broken before EGCS 1.1.
+ GCC 3.0+ has __builtin_bzero as well, but at least till GCC 3.4
+ if it decides to call the library function, it calls memset
+ and not bzero. */
# if __GNUC_PREREQ (2, 91)
# define __bzero(s, n) __builtin_memset (s, '\0', n)
# endif
-/* Copyright (C) 2000, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@redhat.com>.
weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
-/* Copyright (C) 1996, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson <rth@tamu.edu>, 1996.
weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Copy memory to memory until the specified number of bytes
has been copied, return pointer to following byte.
Overlap is NOT handled correctly.
- Copyright (C) 1991, 1997, 1998, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1991, 1997, 1998, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Torbjorn Granlund (tege@sics.se).
}
libc_hidden_def (__mempcpy)
weak_alias (__mempcpy, mempcpy)
+libc_hidden_builtin_def (mempcpy)
-/* Copyright (C) 1992, 1995, 1997, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1997, 2002, 2004 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
#ifdef weak_alias
weak_alias (__stpcpy, stpcpy)
#endif
+#ifdef libc_hidden_builtin_def
+libc_hidden_builtin_def (stpcpy)
+#endif
/* Inline math functions for i387.
- Copyright (C) 1995,96,97,98,99,2000,2001,2003 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by John C. Bowman <bowman@math.ualberta.ca>, 1995.
__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_ (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_ (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_ (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_ (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_ (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) \
/* Optimized inline implementation, sometimes with reduced precision
and/or argument range. */
-# define __expm1_code \
+# 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; \
__temp -= 1.0; \
__temp += __value; \
return __temp ? __temp : __x
+# endif
__inline_mathcodeNP_ (long double, __expm1l, __x, __expm1_code)
-
-# define __exp_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__ \
return __value
__inline_mathcodeNP (exp, __x, __exp_code)
__inline_mathcodeNP_ (long double, __expl, __x, __exp_code)
+# endif
+# if !__GNUC_PREREQ (3, 5)
__inline_mathcodeNP (tan, __x, \
register long double __value; \
register long double __value2 __attribute__ ((__unused__)); \
("fptan" \
: "=t" (__value2), "=u" (__value) : "0" (__x)); \
return __value)
+# endif
#endif /* __FAST_MATH__ */
-#define __atan2_code \
+#if __GNUC_PREREQ (3, 4)
+__inline_mathcodeNP2_ (long double, __atan2l, __y, __x,
+ return __builtin_atan2l (__y, __x))
+#else
+# define __atan2_code \
register long double __value; \
__asm __volatile__ \
("fpatan" \
: "=t" (__value) : "0" (__x), "u" (__y) : "st(1)"); \
return __value
+# ifdef __FAST_MATH__
__inline_mathcodeNP2 (atan2, __y, __x, __atan2_code)
+# endif
__inline_mathcodeNP2_ (long double, __atan2l, __y, __x, __atan2_code)
+#endif
+#if defined __FAST_MATH__ && !__GNUC_PREREQ (3, 5)
__inline_mathcodeNP2 (fmod, __x, __y, \
register long double __value; \
__asm __volatile__ \
"jp 1b" \
: "=t" (__value) : "0" (__x), "u" (__y) : "ax", "cc"); \
return __value)
+#endif
#ifdef __FAST_MATH__
#if __GNUC_PREREQ (2, 8)
__inline_mathcodeNP_ (double, fabs, __x, return __builtin_fabs (__x))
+# if defined __USE_MISC || defined __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")
#endif
#ifdef __FAST_MATH__
+# if !__GNUC_PREREQ (3, 4)
/* The argument range of this inline version is reduced. */
__inline_mathopNP (sin, "fsin")
/* The argument range of this inline version is reduced. */
__inline_mathopNP (cos, "fcos")
__inline_mathop_declNP (log, "fldln2; fxch; fyl2x", "0" (__x) : "st(1)")
+# endif
+
+# if !__GNUC_PREREQ (3, 5)
__inline_mathop_declNP (log10, "fldlg2; fxch; fyl2x", "0" (__x) : "st(1)")
__inline_mathcodeNP (asin, __x, return __atan2l (__x, __libc_sqrtl (1.0 - __x * __x)))
__inline_mathcodeNP (acos, __x, return __atan2l (__libc_sqrtl (1.0 - __x * __x), __x))
-#endif /* __FAST_MATH__ */
+# endif
+# if !__GNUC_PREREQ (3, 4)
__inline_mathop_declNP (atan, "fld1; fpatan", "0" (__x) : "st(1)")
+# endif
+#endif /* __FAST_MATH__ */
__inline_mathcode_ (long double, __sgn1l, __x, \
__extension__ union { long double __xld; unsigned int __xi[3]; } __n = \
here. */
# define __M_SQRT2 1.41421356237309504880L /* sqrt(2) */
+# if !__GNUC_PREREQ (3, 5)
__inline_mathcodeNP (log1p, __x, \
register long double __value; \
if (__fabsl (__x) >= 1.0 - 0.5 * __M_SQRT2) \
"fyl2xp1" \
: "=t" (__value) : "0" (__x) : "st(1)"); \
return __value)
+# endif
/* The argument range of the inline version of asinhl is slightly reduced. */
__inline_mathcodeNP2 (hypot, __x, __y,
return __libc_sqrtl (__x * __x + __y * __y))
+# if !__GNUC_PREREQ (3, 5)
__inline_mathcodeNP(logb, __x, \
register long double __value; \
register long double __junk; \
("fxtract\n\t" \
: "=t" (__junk), "=u" (__value) : "0" (__x)); \
return __value)
+# endif
# endif
#endif
#ifdef __USE_ISOC99
-#ifdef __FAST_MATH__
+# ifdef __FAST_MATH__
+
+# if !__GNUC_PREREQ (3, 5)
__inline_mathop_declNP (log2, "fld1; fxch; fyl2x", "0" (__x) : "st(1)")
+# endif
__MATH_INLINE float
ldexpf (float __x, int __y) __THROW
__inline_mathcodeNP3 (fma, __x, __y, __z, return (__x * __y) + __z)
__inline_mathopNP (rint, "frndint")
-#endif /* __FAST_MATH__ */
+# endif /* __FAST_MATH__ */
-#define __lrint_code \
+# define __lrint_code \
long int __lrintres; \
__asm__ __volatile__ \
("fistpl %0" \
{
__lrint_code;
}
-#undef __lrint_code
+# undef __lrint_code
-#define __llrint_code \
+# define __llrint_code \
long long int __llrintres; \
__asm__ __volatile__ \
("fistpll %0" \
{
__llrint_code;
}
-#undef __llrint_code
+# undef __llrint_code
#endif
#ifdef __USE_MISC
+# if defined __FAST_MATH__ && !__GNUC_PREREQ (3, 5)
__inline_mathcodeNP2 (drem, __x, __y, \
register double __value; \
register int __clobbered; \
"jp 1b" \
: "=t" (__value), "=&a" (__clobbered) : "0" (__x), "u" (__y) : "cc"); \
return __value)
+# endif
/* This function is used in the `isfinite' macro. */
}
/* Miscellaneous functions */
-#ifdef __FAST_MATH__
+# ifdef __FAST_MATH__
__inline_mathcode (__coshm1, __x, \
register long double __exm1 = __expm1l (__fabsl (__x)); \
return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1)
__inline_mathcode (__acosh1p, __x, \
return log1pl (__x + __libc_sqrtl (__x) * __libc_sqrtl (__x + 2.0)))
-#endif /* __FAST_MATH__ */
+# endif /* __FAST_MATH__ */
#endif /* __USE_MISC */
/* Undefine some of the large macros which are not used anymore. */
libc_hidden_def (BP_SYM (__mempcpy))
weak_alias (BP_SYM (__mempcpy), BP_SYM (mempcpy))
+libc_hidden_builtin_def (mempcpy)
weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Copy memory block and return pointer to following byte.
For Intel 80x86, x>=6.
This file is part of the GNU C Library.
- Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
The GNU C Library is free software; you can redistribute it and/or
END (BP_SYM (__mempcpy))
libc_hidden_def (BP_SYM (__mempcpy))
weak_alias (BP_SYM (__mempcpy), BP_SYM (mempcpy))
+libc_hidden_builtin_def (mempcpy)
/* Copy SRC to DEST returning the address of the terminating '\0' in DEST.
For Intel 80x86, x>=3.
- Copyright (C) 1994,1995,1996,1997,2000,2002 Free Software Foundation, Inc.
+ Copyright (C) 1994, 1995, 1996, 1997, 2000, 2002, 2004
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper (drepper@gnu.ai.mit.edu).
weak_alias (BP_SYM (__stpcpy), BP_SYM (stpcpy))
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Optimized stpcpy implementation for PowerPC.
- Copyright (C) 1997, 1999, 2000, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1999, 2000, 2002, 2004 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
weak_alias (BP_SYM (__stpcpy), BP_SYM (stpcpy))
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Optimized stpcpy implementation for PowerPC64.
- Copyright (C) 1997, 1999, 2000, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1999, 2000, 2002, 2004 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
weak_alias (BP_SYM (__stpcpy), BP_SYM (stpcpy))
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
#ifdef __GNUC__
-#if defined __USE_ISOC99 && !__GNUC_PREREQ(3,0)
+#if defined __USE_ISOC99 && !__GNUC_PREREQ (3, 0)
# undef isgreater
# undef isgreaterequal
# undef isless
# endif /* __USE_ISOC99 */
-# ifndef __NO_MATH_INLINES
+# if !defined __NO_MATH_INLINES && !__GNUC_PREREQ (3, 2)
__MATH_INLINE double
sqrt (double __x) __THROW
}
# endif /* sparc64 */
-# endif /* !__NO_MATH_INLINES */
+# endif /* !__NO_MATH_INLINES && !GCC 3.2+ */
/* This code is used internally in the GNU libc. */
# ifdef __LIBC_INTERNAL_MATH_INLINES
/* Copy SRC to DEST returning the address of the terminating '\0' in DEST.
For SPARC v7.
- Copyright (C) 1996, 1999, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1996, 1999, 2002, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jj@ultra.linux.cz>.
weak_alias(__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Copy SRC to DEST returning the address of the terminating '\0' in DEST.
For SPARC v9.
- Copyright (C) 1998, 1999, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and
Jakub Jelinek <jj@ultra.linux.cz>.
weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)
/* Highly optimized version for x86-64.
- Copyright (C) 1997, 2000, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1997, 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Based on i586 version contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
ret
END (BP_SYM (memcpy))
+#if !MEMPCPY_P
libc_hidden_builtin_def (memcpy)
+#endif
libc_hidden_def (BP_SYM (__mempcpy))
weak_alias (BP_SYM (__mempcpy), BP_SYM (mempcpy))
+libc_hidden_builtin_def (mempcpy)
weak_alias (__stpcpy, stpcpy)
libc_hidden_def (__stpcpy)
+libc_hidden_builtin_def (stpcpy)