diff options
Diffstat (limited to 'libc/sysdeps/linux/hppa/bits')
| -rw-r--r-- | libc/sysdeps/linux/hppa/bits/fenv.h | 78 | ||||
| -rw-r--r-- | libc/sysdeps/linux/hppa/bits/kernel_sigaction.h | 3 | ||||
| -rw-r--r-- | libc/sysdeps/linux/hppa/bits/kernel_stat.h | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/hppa/bits/uClibc_arch_features.h | 41 |
4 files changed, 122 insertions, 2 deletions
diff --git a/libc/sysdeps/linux/hppa/bits/fenv.h b/libc/sysdeps/linux/hppa/bits/fenv.h new file mode 100644 index 000000000..c5f8c4345 --- /dev/null +++ b/libc/sysdeps/linux/hppa/bits/fenv.h @@ -0,0 +1,78 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David Huggins-Daines <dhd@debian.org> + + 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 values of the + appropriate enable bits in the FPU status word (which, + coincidentally, are the same as the flag bits, but shifted right by + 27 bits). */ +enum +{ + FE_INVALID = 1<<4, /* V */ +#define FE_INVALID FE_INVALID + FE_DIVBYZERO = 1<<3, /* Z */ +#define FE_DIVBYZERO FE_DIVBYZERO + FE_OVERFLOW = 1<<2, /* O */ +#define FE_OVERFLOW FE_OVERFLOW + FE_UNDERFLOW = 1<<1, /* U */ +#define FE_UNDERFLOW FE_UNDERFLOW + FE_INEXACT = 1<<0, /* I */ +#define FE_INEXACT FE_INEXACT +}; + +#define FE_ALL_EXCEPT \ + (FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID) + +/* The PA-RISC FPU supports all of the four defined rounding modes. + We use the values of the RM field in the floating point status + register for the appropriate macros. */ +enum + { + FE_TONEAREST = 0 << 9, +#define FE_TONEAREST FE_TONEAREST + FE_TOWARDZERO = 1 << 9, +#define FE_TOWARDZERO FE_TOWARDZERO + FE_UPWARD = 2 << 9, +#define FE_UPWARD FE_UPWARD + FE_DOWNWARD = 3 << 9, +#define FE_DOWNWARD FE_DOWNWARD + }; + +/* Type representing exception flags. */ +typedef unsigned int fexcept_t; + +/* Type representing floating-point environment. This structure + corresponds to the layout of the status and exception words in the + register file. */ +typedef struct +{ + unsigned int __status_word; + unsigned int __exception[7]; +} fenv_t; + +/* If the default argument is used we use this value. */ +#define FE_DFL_ENV ((fenv_t *) -1) + +#ifdef __USE_GNU +/* Floating-point environment where none of the exceptions are masked. */ +# define FE_NOMASK_ENV ((fenv_t *) -2) +#endif diff --git a/libc/sysdeps/linux/hppa/bits/kernel_sigaction.h b/libc/sysdeps/linux/hppa/bits/kernel_sigaction.h index af048cbe7..cccaabbb9 100644 --- a/libc/sysdeps/linux/hppa/bits/kernel_sigaction.h +++ b/libc/sysdeps/linux/hppa/bits/kernel_sigaction.h @@ -16,3 +16,6 @@ struct kernel_sigaction { unsigned long sa_flags; sigset_t sa_mask; }; + +extern int __syscall_rt_sigaction (int, const struct kernel_sigaction *__unbounded, + struct kernel_sigaction *__unbounded, size_t); diff --git a/libc/sysdeps/linux/hppa/bits/kernel_stat.h b/libc/sysdeps/linux/hppa/bits/kernel_stat.h index 3d5be0352..c64392037 100644 --- a/libc/sysdeps/linux/hppa/bits/kernel_stat.h +++ b/libc/sysdeps/linux/hppa/bits/kernel_stat.h @@ -4,8 +4,6 @@ #ifndef _PARISC_STAT_H #define _PARISC_STAT_H -#include <linux/types.h> - struct kernel_stat { unsigned int st_dev; /* dev_t is 32 bits on parisc */ ino_t st_ino; /* 32 bits */ diff --git a/libc/sysdeps/linux/hppa/bits/uClibc_arch_features.h b/libc/sysdeps/linux/hppa/bits/uClibc_arch_features.h new file mode 100644 index 000000000..bf048d3b8 --- /dev/null +++ b/libc/sysdeps/linux/hppa/bits/uClibc_arch_features.h @@ -0,0 +1,41 @@ +/* + * Track misc arch-specific features that aren't config options + */ + +#ifndef _BITS_UCLIBC_ARCH_FEATURES_H +#define _BITS_UCLIBC_ARCH_FEATURES_H + +/* instruction used when calling abort() to kill yourself */ +#define __UCLIBC_ABORT_INSTRUCTION__ "iitlbp %r0,(%sr0,%r0)" + +/* can your target use syscall6() for mmap ? */ +#undef __UCLIBC_MMAP_HAS_6_ARGS__ + +/* does your target use syscall4() for truncate64 ? (32bit arches only) */ +#undef __UCLIBC_TRUNCATE64_HAS_4_ARGS__ + +/* does your target have a broken create_module() ? */ +#undef __UCLIBC_BROKEN_CREATE_MODULE__ + +/* does your target prefix all symbols with an _ ? */ +#define __UCLIBC_NO_UNDERSCORES__ + +/* does your target have an asm .set ? */ +#define __UCLIBC_HAVE_ASM_SET_DIRECTIVE__ + +/* define if target doesn't like .global */ +#undef __UCLIBC_ASM_GLOBAL_DIRECTIVE__ + +/* define if target supports .weak */ +#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__ + +/* define if target supports .weakext */ +#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__ + +/* needed probably only for ppc64 */ +#undef __UCLIBC_HAVE_ASM_GLOBAL_DOT_NAME__ + +/* define if target supports IEEE signed zero floats */ +#define __UCLIBC_HAVE_SIGNED_ZERO__ + +#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */ |