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authorMike Frysinger <vapier@gentoo.org>2006-08-23 19:25:34 +0000
committerMike Frysinger <vapier@gentoo.org>2006-08-23 19:25:34 +0000
commite47414d975e0ba1fe3a5f329756a20daaf31fefa (patch)
tree5bd13dbe668b130ae6bb38afb9e260aa94e4c3de /libc/sysdeps/linux/ia64/bits/fenv.h
parenta93c8678684329c262eff95d15561c0262fcf4c1 (diff)
import new headers from upstream via psm
Diffstat (limited to 'libc/sysdeps/linux/ia64/bits/fenv.h')
-rw-r--r--libc/sysdeps/linux/ia64/bits/fenv.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/ia64/bits/fenv.h b/libc/sysdeps/linux/ia64/bits/fenv.h
new file mode 100644
index 000000000..32515f079
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/fenv.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2000 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+
+/* Define bits representing the exception. We use the bit positions of
+ the appropriate bits in the FPSR... (Tahoe EAS 2.4 5-4)*/
+
+enum
+ {
+ FE_INEXACT = 1UL << 5,
+#define FE_INEXACT FE_INEXACT
+
+ FE_UNDERFLOW = 1UL << 4,
+#define FE_UNDERFLOW FE_UNDERFLOW
+
+ FE_OVERFLOW = 1UL << 3,
+#define FE_OVERFLOW FE_OVERFLOW
+
+ FE_DIVBYZERO = 1UL << 2,
+#define FE_DIVBYZERO FE_DIVBYZERO
+
+ FE_UNNORMAL = 1UL << 1,
+#define FE_UNNORMAL FE_UNNORMAL
+
+ FE_INVALID = 1UL << 0,
+#define FE_INVALID FE_INVALID
+
+ FE_ALL_EXCEPT =
+ (FE_INEXACT | FE_UNDERFLOW | FE_OVERFLOW | FE_DIVBYZERO | FE_UNNORMAL | FE_INVALID)
+#define FE_ALL_EXCEPT FE_ALL_EXCEPT
+ };
+
+
+enum
+ {
+ FE_TOWARDZERO = 3,
+#define FE_TOWARDZERO FE_TOWARDZERO
+
+ FE_UPWARD = 2,
+#define FE_UPWARD FE_UPWARD
+
+ FE_DOWNWARD = 1,
+#define FE_DOWNWARD FE_DOWNWARD
+
+ FE_TONEAREST = 0,
+#define FE_TONEAREST FE_TONEAREST
+ };
+
+
+/* Type representing exception flags. */
+typedef unsigned long int fexcept_t;
+
+/* Type representing floating-point environment. */
+typedef unsigned long int fenv_t;
+
+/* If the default argument is used we use this value. */
+#define FE_DFL_ENV ((__const fenv_t *) 0xc009804c0270033fUL)
+
+#ifdef __USE_GNU
+/* Floating-point environment where only FE_UNNORMAL is masked since this
+ exception is not generally supported by glibc. */
+# define FE_NOMASK_ENV ((__const fenv_t *) 0xc009804c02700302UL)
+
+/* Floating-point environment with (processor-dependent) non-IEEE
+ floating point. In this case, turning on flush-to-zero mode for
+ s0, s2, and s3. */
+# define FE_NONIEEE_ENV ((__const fenv_t *) 0xc009a04d0270037fUL)
+#endif