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-rw-r--r--sysdeps/powerpc/bits/fenv.h4
-rw-r--r--sysdeps/powerpc/bits/fenvinline.h60
-rw-r--r--sysdeps/powerpc/bits/mathinline.h130
3 files changed, 192 insertions, 2 deletions
diff --git a/sysdeps/powerpc/bits/fenv.h b/sysdeps/powerpc/bits/fenv.h
index 23c593829b..122edd3dc3 100644
--- a/sysdeps/powerpc/bits/fenv.h
+++ b/sysdeps/powerpc/bits/fenv.h
@@ -54,7 +54,7 @@ enum
these bits is set. Note, though, that you can't disable or
enable these exceptions individually. */
- /* Operation with SNaN. */
+ /* Operation with a sNaN. */
FE_INVALID_SNAN =
# define FE_INVALID_SNAN (1 << (31 - 7))
FE_INVALID_SNAN,
@@ -79,7 +79,7 @@ enum
# define FE_INVALID_IMZ (1 << (31 - 11))
FE_INVALID_IMZ,
- /* Comparison with NaN or SNaN. */
+ /* Comparison with a NaN. */
FE_INVALID_COMPARE =
# define FE_INVALID_COMPARE (1 << (31 - 12))
FE_INVALID_COMPARE,
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
+ <http://www.gnu.org/licenses/>. */
+
+#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
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _MATH_H
+# error "Never use <bits/mathinline.h> directly; include <math.h> 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__ */
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