lib/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2025-12-24 17:51:17 +03:00
Code Activity

2.5-18.1

Browse Source
This commit is contained in:
Jakub Jelinek
2007-07-12 18:26:36 +00:00
parent 7d58530341
commit 0ecb606cb6
6215 changed files with 494638 additions and 305010 deletions
Download Patch File Download Diff File Expand all files Collapse all files

81
sysdeps/sparc/fpu/bits/mathinline.h
View File

@@ -1,5 +1,6 @@
/* Inline math functions for SPARC.
Copyright (C) 1999, 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
Copyright (C) 1999, 2000, 2001, 2002, 2004, 2006
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>.
@@ -36,23 +37,52 @@
# if __WORDSIZE == 32
# define __unordered_cmp(x, y) \
# ifndef __NO_LONG_DOUBLE_MATH
# define __unordered_cmp(x, y) \
(__extension__ \
({ unsigned __r; \
if (sizeof(x) == 4 && sizeof(y) == 4) \
if (sizeof (x) == 4 && sizeof (y) == 4) \
{ \
float __x = (x); float __y = (y); \
__asm__("fcmps %1,%2; st %%fsr, %0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
__asm__ ("fcmps %1,%2; st %%fsr, %0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
} \
else if (sizeof (x) <= 8 && sizeof (y) <= 8) \
{ \
double __x = (x); double __y = (y); \
__asm__ ("fcmpd\t%1,%2\n\tst\t%%fsr,%0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
} \
else \
{ \
long double __x = (x); long double __y = (y); \
extern int _Q_cmp (const long double a, const long double b); \
__r = _Q_cmp (__x, __y) << 10; \
} \
__r; }))
# else
# define __unordered_cmp(x, y) \
(__extension__ \
({ unsigned __r; \
if (sizeof (x) == 4 && sizeof (y) == 4) \
{ \
float __x = (x); float __y = (y); \
__asm__ ("fcmps %1,%2; st %%fsr, %0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
} \
else \
{ \
double __x = (x); double __y = (y); \
__asm__("fcmpd\t%1,%2\n\tst\t%%fsr,%0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
__asm__ ("fcmpd\t%1,%2\n\tst\t%%fsr,%0" : "=m" (__r) : "f" (__x), \
"f" (__y) : "cc"); \
} \
__r; }))
# endif
# define isgreater(x, y) ((__unordered_cmp (x, y) & (3 << 10)) == (2 << 10))
# define isgreaterequal(x, y) ((__unordered_cmp (x, y) & (1 << 10)) == 0)
# define isless(x, y) ((__unordered_cmp (x, y) & (3 << 10)) == (1 << 10))
@@ -65,22 +95,22 @@
# define __unordered_v9cmp(x, y, op, qop) \
(__extension__ \
({ unsigned __r; \
if (sizeof(x) == 4 && sizeof(y) == 4) \
if (sizeof (x) == 4 && sizeof (y) == 4) \
{ \
float __x = (x); float __y = (y); \
__asm__("fcmps\t%%fcc3,%1,%2\n\tmov" op "\t%%fcc3,1,%0" \
: "=r" (__r) : "f" (__x), "f" (__y), "0" (0) : "cc"); \
__asm__ ("fcmps\t%%fcc3,%1,%2\n\tmov" op "\t%%fcc3,1,%0" \
: "=r" (__r) : "f" (__x), "f" (__y), "0" (0) : "cc"); \
} \
else if (sizeof(x) <= 8 && sizeof(y) <= 8) \
else if (sizeof (x) <= 8 && sizeof (y) <= 8) \
{ \
double __x = (x); double __y = (y); \
__asm__("fcmpd\t%%fcc3,%1,%2\n\tmov" op "\t%%fcc3,1,%0" \
: "=r" (__r) : "f" (__x), "f" (__y), "0" (0) : "cc"); \
__asm__ ("fcmpd\t%%fcc3,%1,%2\n\tmov" op "\t%%fcc3,1,%0" \
: "=r" (__r) : "f" (__x), "f" (__y), "0" (0) : "cc"); \
} \
else \
{ \
long double __x = (x); long double __y = (y); \
extern int _Qp_cmp(const long double *a, const long double *b); \
extern int _Qp_cmp (const long double *a, const long double *b); \
__r = qop; \
} \
__r; }))
@@ -127,11 +157,20 @@ __NTH (__signbit (double __x))
return __u.__i[0] < 0;
}
# ifndef __NO_LONG_DOUBLE_MATH
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
__extension__ union { long double __l; int __i[4]; } __u = { __l: __x };
return __u.__i[0] < 0;
}
# else
__MATH_INLINE int
__NTH (__signbitl (long double __x))
{
return __signbit ((double)__x);
}
# endif
# else /* sparc64 */
@@ -180,6 +219,13 @@ __NTH (sqrtl (long double __x))
_Qp_sqrt (&__r, &__x);
return __r;
}
# elif !defined __NO_LONG_DOUBLE_MATH
__MATH_INLINE long double
sqrtl (long double __x) __THROW
{
extern long double _Q_sqrt (__const__ long double);
return _Q_sqrt (__x);
}
# endif /* sparc64 */
# endif /* !__NO_MATH_INLINES && !GCC 3.2+ */
@@ -211,6 +257,13 @@ __ieee754_sqrtl (long double __x)
_Qp_sqrt(&__r, &__x);
return __r;
}
# elif !defined __NO_LONG_DOUBLE_MATH
__MATH_INLINE long double
__ieee754_sqrtl (long double __x)
{
extern long double _Q_sqrt (__const__ long double);
return _Q_sqrt (__x);
}
# endif /* sparc64 */
# endif /* __LIBC_INTERNAL_MATH_INLINES */
# endif /* gcc 2.8+ */