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authorRichard Henderson <rth@redhat.com>1998-03-01 00:56:42 +0000
committerRichard Henderson <rth@redhat.com>1998-03-01 00:56:42 +0000
commit41df5ed40a50159fcb3b68ad734248e73f7f70de (patch)
tree5963e111c90cef8b4bfefda45f9d4244f7555dfc /sysdeps/alpha
parentf024c19647c20b3529372cb41682b4cf962447c4 (diff)
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* shlib-versions: Match alpha*. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Add adjtimex. * sysdeps/unix/sysv/linux/alpha/adjtimex.S: Remove. * sysdeps/alpha/fpu/bits/mathinline.h (isunordered et al): New. Implement copysign* with and without __ prefix. Likewise for fabs; use builtin for gcc 2.8. (floor*): New. (fdim*): New. * elf/elf.h (EF_SPARC*, EF_ALPHA*, SHT_ALPHA*, SHF_ALPHA*): New. (R_SPARC*): Match current v9 ABI. * sysdeps/wordsize-64/stdint.h (intptr_t): Is a long. * sunrpc/clnt_udp.c (clntudp_call): Use socklen_t. * sunrpc/pmap_rmt.c (clnt_broadcast): Likewise. * sunrpc/svc_tcp.c (svctcp_create, rendezvous_request): Likewise. * sysdeps/generic/getresgid.c: Use prototype form because of warning. * sysdeps/unix/sysv/linux/getdents.c: Likewise. * sysdeps/unix/sysv/linux/alpha/adjtime.c: Likewise. * sysdeps/unix/grantpt.c (argv): Fix consts. * sysdeps/unix/sysv/linux/getpt.c: Include <string.h> * sysdeps/unix/sysv/linux/sigaction.c: Likewise.
1998-03-01 Richard Henderson <rth@cygnus.com> * shlib-versions: Match alpha*. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Add adjtimex. * sysdeps/unix/sysv/linux/alpha/adjtimex.S: Remove. * sysdeps/alpha/fpu/bits/mathinline.h (isunordered et al): New. Implement copysign* with and without __ prefix. Likewise for fabs; use builtin for gcc 2.8. (floor*): New. (fdim*): New. * elf/elf.h (EF_SPARC*, EF_ALPHA*, SHT_ALPHA*, SHF_ALPHA*): New. (R_SPARC*): Match current v9 ABI. * sysdeps/wordsize-64/stdint.h (intptr_t): Is a long. * sunrpc/clnt_udp.c (clntudp_call): Use socklen_t. * sunrpc/pmap_rmt.c (clnt_broadcast): Likewise. * sunrpc/svc_tcp.c (svctcp_create, rendezvous_request): Likewise. * sysdeps/generic/getresgid.c: Use prototype form because of warning. * sysdeps/unix/sysv/linux/getdents.c: Likewise. * sysdeps/unix/sysv/linux/alpha/adjtime.c: Likewise. * sysdeps/unix/grantpt.c (argv): Fix consts. * sysdeps/unix/sysv/linux/getpt.c: Include <string.h> * sysdeps/unix/sysv/linux/sigaction.c: Likewise.
Diffstat (limited to 'sysdeps/alpha')
-rw-r--r--sysdeps/alpha/fpu/bits/mathinline.h147
1 files changed, 133 insertions, 14 deletions
diff --git a/sysdeps/alpha/fpu/bits/mathinline.h b/sysdeps/alpha/fpu/bits/mathinline.h
index 22703120b1..492d9f18a7 100644
--- a/sysdeps/alpha/fpu/bits/mathinline.h
+++ b/sysdeps/alpha/fpu/bits/mathinline.h
@@ -18,29 +18,148 @@
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#ifdef __GNUC__
-#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
+#ifndef _MATH_H
+# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
+#endif
+
+#ifdef __cplusplus
+# define __MATH_INLINE __inline
+#else
+# define __MATH_INLINE extern __inline
+#endif
+
+#ifdef __USE_ISOC9X
+# define isunordered(x, y) \
+ (__extension__ \
+ ({ double __r; \
+ __asm ("cmptun/su %1,%2,%0\n\ttrapb" \
+ : "=&f" (__r) : "f" (x), "f"(y)); \
+ __r != 0; }))
+
+# define isgreater(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered(__x, __y) && __x > __y; }))
+# define isgreaterequal(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered(__x, __y) && __x >= __y; }))
+# define isless(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered(__x, __y) && __x < __y; }))
+# define islessequal(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered(__x, __y) && __x <= __y; }))
+# define islessgreater(x, y) \
+ (__extension__ \
+ ({ __typeof__(x) __x = (x); __typeof__(y) __y = (y); \
+ !isunordered(__x, __y) && __x != __y; }))
+#endif /* ISOC9X */
+
+#define __inline_copysign(NAME, TYPE) \
+__MATH_INLINE TYPE \
+NAME (TYPE __x, TYPE __y) \
+{ \
+ TYPE __z; \
+ __asm ("cpys %1, %2, %0" : "=f" (__z) : "f" (__y), "f" (__x)); \
+ return __z; \
+}
+
+__inline_copysign(__copysignf, float)
+__inline_copysign(copysignf, float)
+__inline_copysign(__copysign, double)
+__inline_copysign(copysign, double)
+
+#undef __MATH_INLINE_copysign
+
+
+#if defined __GNUC__ && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ >= 8)
+__MATH_INLINE float __fabsf (float __x) { return __builtin_fabsf (__x); }
+__MATH_INLINE float fabsf (float __x) { return __builtin_fabsf (__x); }
+__MATH_INLINE double __fabs (double __x) { return __builtin_fabs (__x); }
+__MATH_INLINE double fabs (double __x) { return __builtin_fabs (__x); }
+#else
+#define __inline_fabs(NAME, TYPE) \
+__MATH_INLINE TYPE \
+NAME (TYPE __x) \
+{ \
+ TYPE __z; \
+ __asm ("cpys $f31, %1, %0" : "=f" (__z) : "f" (__x)); \
+ return __z; \
+}
+
+__inline_fabs(__fabsf, float)
+__inline_fabs(fabsf, float)
+__inline_fabs(__fabs, double)
+__inline_fabs(fabs, double)
+
+#undef __inline_fabs
+#endif
+
-extern __inline double
-__copysign (double __x, double __y)
+/* Use the -inf rounding mode conversion instructions to implement
+ floor. We note when the exponent is large enough that the value
+ must be integral, as this avoids unpleasant integer overflows. */
+
+__MATH_INLINE float
+__floorf (float __x)
{
- __asm ("cpys %1, %2, %0" : "=f" (__x) : "f" (__y), "f" (__x));
+ if (fabsf (__x) < 16777216.0f) /* 1 << FLT_MANT_DIG */
+ {
+ /* Note that Alpha S_Floating is stored in registers in a
+ restricted T_Floating format, so we don't even need to
+ convert back to S_Floating in the end. The initial
+ conversion to T_Floating is needed to handle denormals. */
+
+ float __tmp1, __tmp2;
+
+ __asm ("cvtst/s %3,%2\n\t"
+ "cvttq/svim %2,%1\n\t"
+ "cvtqt/suim %1,%0\n\t"
+ "trapb"
+ : "=&f"(__x), "=&f"(__tmp1), "=&f"(__tmp2)
+ : "f"(__x));
+ }
return __x;
}
-extern __inline double
-fabs (double __x)
+__MATH_INLINE double
+__floor (double __x)
{
- __asm ("cpys $f31, %1, %0" : "=f" (__x) : "f" (__x));
+ if (fabs (__x) < 9007199254740992.0) /* 1 << DBL_MANT_DIG */
+ {
+ double __tmp1;
+ __asm ("cvttq/svim %2,%1\n\t"
+ "cvtqt/suim %1,%0\n\t"
+ "trapb"
+ : "=&f"(__x), "=&f"(__tmp1)
+ : "f"(__x));
+ }
return __x;
}
-extern __inline double
-atan (double __x)
+__MATH_INLINE float floorf (float __x) { return __floorf(__x); }
+__MATH_INLINE double floor (double __x) { return __floor(__x); }
+
+
+__MATH_INLINE float __fdimf (float __x, float __y)
{
- extern double __atan2 (double, double);
- return __atan2 (__x, 1.0);
+ return __x < __y ? 0.0f : __x - __y;
}
-#endif
-#endif
+__MATH_INLINE float fdimf (float __x, float __y)
+{
+ return __x < __y ? 0.0f : __x - __y;
+}
+
+__MATH_INLINE double __fdim (double __x, double __y)
+{
+ return __x < __y ? 0.0 : __x - __y;
+}
+
+__MATH_INLINE double fdim (double __x, double __y)
+{
+ return __x < __y ? 0.0 : __x - __y;
+}