From 68508633191ec7577809a091e7c897b2dd2cdab9 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Fri, 1 Mar 2013 22:53:27 +0000 Subject: Use same installed powerpc headers for hard and soft float. --- sysdeps/powerpc/bits/fenvinline.h | 60 ++++++++++++++++++ sysdeps/powerpc/bits/mathinline.h | 130 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 190 insertions(+) create mode 100644 sysdeps/powerpc/bits/fenvinline.h create mode 100644 sysdeps/powerpc/bits/mathinline.h (limited to 'sysdeps/powerpc/bits') diff --git a/sysdeps/powerpc/bits/fenvinline.h b/sysdeps/powerpc/bits/fenvinline.h new file mode 100644 index 0000000000..0720795d54 --- /dev/null +++ b/sysdeps/powerpc/bits/fenvinline.h @@ -0,0 +1,60 @@ +/* Inline floating-point environment handling functions for powerpc. + Copyright (C) 1995-2013 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 + . */ + +#if (defined __GNUC__ && !defined _SOFT_FLOAT && !defined __NO_FPRS__ \ + && !defined __NO_MATH_INLINES) + +/* Inline definition for fegetround. */ +# define fegetround() \ + (__extension__ ({ int __fegetround_result; \ + __asm__ __volatile__ \ + ("mcrfs 7,7 ; mfcr %0" \ + : "=r"(__fegetround_result) : : "cr7"); \ + __fegetround_result & 3; })) + +/* The weird 'i#*X' constraints on the following suppress a gcc + warning when __excepts is not a constant. Otherwise, they mean the + same as just plain 'i'. */ + +/* Inline definition for feraiseexcept. */ +# define feraiseexcept(__excepts) \ + ((__builtin_constant_p (__excepts) \ + && ((__excepts) & ((__excepts)-1)) == 0 \ + && (__excepts) != FE_INVALID) \ + ? ((__excepts) != 0 \ + ? (__extension__ ({ __asm__ __volatile__ \ + ("mtfsb1 %s0" \ + : : "i#*X"(__builtin_ffs (__excepts))); \ + 0; })) \ + : 0) \ + : (feraiseexcept) (__excepts)) + +/* Inline definition for feclearexcept. */ +# define feclearexcept(__excepts) \ + ((__builtin_constant_p (__excepts) \ + && ((__excepts) & ((__excepts)-1)) == 0 \ + && (__excepts) != FE_INVALID) \ + ? ((__excepts) != 0 \ + ? (__extension__ ({ __asm__ __volatile__ \ + ("mtfsb0 %s0" \ + : : "i#*X"(__builtin_ffs (__excepts))); \ + 0; })) \ + : 0) \ + : (feclearexcept) (__excepts)) + +#endif /* __GNUC__ && !_SOFT_FLOAT && !__NO_FPRS__ */ diff --git a/sysdeps/powerpc/bits/mathinline.h b/sysdeps/powerpc/bits/mathinline.h new file mode 100644 index 0000000000..140fff08ef --- /dev/null +++ b/sysdeps/powerpc/bits/mathinline.h @@ -0,0 +1,130 @@ +/* Inline math functions for powerpc. + Copyright (C) 1995-2013 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_inline +# define __MATH_INLINE __inline +#else +# define __MATH_INLINE __extern_inline +#endif /* __cplusplus */ + +#if defined __GNUC__ && !defined _SOFT_FLOAT && !defined __NO_FPRS__ + +#ifdef __USE_ISOC99 +# if !__GNUC_PREREQ (2,97) +# define __unordered_cmp(x, y) \ + (__extension__ \ + ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \ + unsigned __r; \ + __asm__("fcmpu 7,%1,%2 ; mfcr %0" : "=r" (__r) : "f" (__x), "f"(__y) \ + : "cr7"); \ + __r; })) + +# undef isgreater +# undef isgreaterequal +# undef isless +# undef islessequal +# undef islessgreater +# undef isunordered + +# define isgreater(x, y) (__unordered_cmp (x, y) >> 2 & 1) +# define isgreaterequal(x, y) ((__unordered_cmp (x, y) & 6) != 0) +# define isless(x, y) (__unordered_cmp (x, y) >> 3 & 1) +# define islessequal(x, y) ((__unordered_cmp (x, y) & 0xA) != 0) +# define islessgreater(x, y) ((__unordered_cmp (x, y) & 0xC) != 0) +# define isunordered(x, y) (__unordered_cmp (x, y) & 1) + +# endif /* __GNUC_PREREQ (2,97) */ + +/* The gcc, version 2.7 or below, has problems with all this inlining + code. So disable it for this version of the compiler. */ +# if __GNUC_PREREQ (2, 8) +/* Test for negative number. Used in the signbit() macro. */ +__MATH_INLINE int +__NTH (__signbitf (float __x)) +{ + __extension__ union { float __f; int __i; } __u = { __f: __x }; + return __u.__i < 0; +} +__MATH_INLINE int +__NTH (__signbit (double __x)) +{ + __extension__ union { double __d; int __i[2]; } __u = { __d: __x }; + return __u.__i[0] < 0; +} +# ifdef __LONG_DOUBLE_128__ +__MATH_INLINE int +__NTH (__signbitl (long double __x)) +{ + __extension__ union { long double __d; int __i[4]; } __u = { __d: __x }; + return __u.__i[0] < 0; +} +# endif +# endif +#endif /* __USE_ISOC99 */ + +#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__ + +#ifdef __USE_ISOC99 + +# ifndef __powerpc64__ +__MATH_INLINE long int lrint (double __x) __THROW; +__MATH_INLINE long int +__NTH (lrint (double __x)) +{ + union { + double __d; + int __ll[2]; + } __u; + __asm__ ("fctiw %0,%1" : "=f"(__u.__d) : "f"(__x)); + return __u.__ll[1]; +} + +__MATH_INLINE long int lrintf (float __x) __THROW; +__MATH_INLINE long int +__NTH (lrintf (float __x)) +{ + union { + double __d; + int __ll[2]; + } __u; + __asm__ ("fctiw %0,%1" : "=f"(__u.__d) : "f"(__x)); + return __u.__ll[1]; +} +# endif + +__MATH_INLINE double fdim (double __x, double __y) __THROW; +__MATH_INLINE double +__NTH (fdim (double __x, double __y)) +{ + return __x <= __y ? 0 : __x - __y; +} + +__MATH_INLINE float fdimf (float __x, float __y) __THROW; +__MATH_INLINE float +__NTH (fdimf (float __x, float __y)) +{ + return __x <= __y ? 0 : __x - __y; +} + +#endif /* __USE_ISOC99 */ +#endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */ +#endif /* __GNUC__ && !_SOFT_FLOAT && !__NO_FPRS__ */ -- cgit v1.2.1