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author | Ulrich Drepper <drepper@redhat.com> | 2000-10-15 06:50:42 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2000-10-15 06:50:42 +0000 |
commit | b15cb495054a40644197395fb6a94daa4b0e81cb (patch) | |
tree | 085712cd0a7f5e68dc291c49c6adfb9c3675dcee /sysdeps/hppa/fpu/bits/fenv.h | |
parent | 42be70d43174c6a6e80fbd25276d4eb04c6e5adf (diff) | |
download | glibc-b15cb495054a40644197395fb6a94daa4b0e81cb.tar.gz glibc-b15cb495054a40644197395fb6a94daa4b0e81cb.tar.xz glibc-b15cb495054a40644197395fb6a94daa4b0e81cb.zip |
Update.
2000-10-14 Ulrich Drepper <drepper@redhat.com> * math/libm-test.inc (frexp_test): Add L suffix also to parameters. (hypot_test): Likewise. * sysdeps/generic/printf_fphex.c: Compute width of decimal point string correctly. Handle padding correctly. * sysdeps/ia64/fpu/printf_fphex.c: Use sizeof in _itowa parameters correctly. * sysdeps/ieee754/ldbl-128/printf_fphex.c: Likewise. * sysdeps/ieee754/ldbl-96/printf_fphex.c: Likewise. 2000-10-12 Alan Modra <alan@linuxcare.com.au> * FAQ.in: Add --start-group and --end-group. 2000-10-12 Alan Modra <alan@linuxcare.com.au> * malloc/memusage.c: Conditionalize stack usage calculation on stack direction. 2000-10-12 Alan Modra <alan@linuxcare.com.au> * config.h.in: Add ASM_LINE_SEP. * configure.in: Add test for comment and line separators. * include/libc-symbols.h: Define and use ASM_LINE_SEP, and add tabs to placate some hppa assemblers. * sysdeps/hppa/sysdep.h: Likewise. * sysdeps/gnu/siglist.c: Insert \n and \t into inline asm. * sysdeps/unix/sysv/linux/errlist.c: Likewise. 2000-10-12 David Huggins-Daines <dhd@linuxcare.com> * sysdeps/unix/sysv/linux/Makefile: Include <bits/initspin> in $(sysdep_headers). * sysdeps/unix/sysv/linux/bits/initspin.h: Dummy version for non-threaded platforms. 2000-10-12 David Huggins-Daines <dhd@linuxcare.com> * configure.in: Add definitions for hppa. * elf/elf.h: Add PLABEL32 relocation for hppa ELF32, comments for IPLT and EPLT relocations. * shlib-versions: Version symbol definitions for hppa-linux. * sysdeps/unix/sysv/linux/configure.in: Define $arch_minimum_kernel for hppa. 2000-10-12 David Huggins-Daines <dhd@linuxcare.com> * sysdeps/hppa/Makefile: New file. * sysdeps/hppa/Versions: New file. * sysdeps/hppa/setjmp.S: New file. * sysdeps/hppa/__longjmp.S: New file. * sysdeps/hppa/bits/setjmp.h: New file. * sysdeps/hppa/frame.h: New file. * sysdeps/hppa/add_n.s: Don't use %r19 (linkage table pointer). * sysdeps/hppa/sub_n.s: Likewise. * sysdeps/hppa/lshift.s: Likewise. * sysdeps/hppa/rshift.s: Likewise. * sysdeps/hppa/udiv_qrnnd.s: Likewise. * sysdeps/hppa/hppa1.1/addmul_1.s: Likewise. * sysdeps/hppa/hppa1.1/submul_1.s: Likewise. * sysdeps/hppa/hppa1.1/mul_1.s: Likewise. * sysdeps/hppa/hppa1.1/udiv_qrnnd.s: Likewise. * sysdeps/hppa/dl-machine.h: New file. * sysdeps/hppa/dl-fptr.c: New file (note that this is almost identical to the IA-64 one). * sysdeps/hppa/dl-lookupcfg.h: Likewise. * sysdeps/hppa/dl-symaddr.c: Likewise. * sysdeps/hppa/elf/initfini.c: New file. * sysdeps/hppa/elf/start.S: New file. * sysdeps/hppa/fpu/bits/fenv.h: New file. * sysdeps/hppa/fpu/fclrexcpt.c: New file. * sysdeps/hppa/fpu/fedisblxcpt.c: New file. * sysdeps/hppa/fpu/feenablxcpt.c: New file. * sysdeps/hppa/fpu/fegetenv.c: New file. * sysdeps/hppa/fpu/fegetexcept.c: New file. * sysdeps/hppa/fpu/fegetround.c: New file. * sysdeps/hppa/fpu/feholdexcpt.c: New file. * sysdeps/hppa/fpu/fesetenv.c: New file. * sysdeps/hppa/fpu/fesetround.c: New file. * sysdeps/hppa/fpu/feupdateenv.c: New file. * sysdeps/hppa/fpu/fegetexcptflg.c: New file. * sysdeps/hppa/fpu/fraiseexcpt.c: New file. * sysdeps/hppa/fpu/fsetexcptflg.c: New file. * sysdeps/hppa/fpu/ftestexcept.c: New file. * sysdeps/unix/sysv/linux/hppa/Makefile: New file. * sysdeps/unix/sysv/linux/hppa/Versions: New file. * sysdeps/unix/sysv/linux/hppa/syscalls.list: New file. * sysdeps/unix/sysv/linux/hppa/sysdep.c: New file. * sysdeps/unix/sysv/linux/hppa/sysdep.h: New file. * sysdeps/unix/sysv/linux/hppa/bits/fcntl.h: New file. * sysdeps/unix/sysv/linux/hppa/bits/ioctls.h: New file. * sysdeps/unix/sysv/linux/hppa/bits/mman.h: New file. * sysdeps/unix/sysv/linux/hppa/bits/sigaction.h: New file. * sysdeps/unix/sysv/linux/hppa/bits/signum.h: New file. * sysdeps/unix/sysv/linux/hppa/brk.c: New file. * sysdeps/unix/sysv/linux/hppa/clone.S: New file. * sysdeps/unix/sysv/linux/hppa/socket.S: New file. * sysdeps/unix/sysv/linux/hppa/syscall.S: New file. * sysdeps/unix/sysv/linux/hppa/setrlimit.c: New file. * sysdeps/unix/sysv/linux/hppa/getrlimit.c: New file. * sysdeps/unix/sysv/linux/hppa/getrlimit64.c: New file. * sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h: New file. * sysdeps/unix/sysv/linux/hppa/kernel_stat.h: New file. * sysdeps/unix/sysv/linux/hppa/mmap.c: New file. * sysdeps/unix/sysv/linux/hppa/profil-counter.h: New file. * sysdeps/unix/sysv/linux/hppa/procfs.h: New file. * sysdeps/unix/sysv/linux/hppa/ucontext.h: New file. * sysdeps/unix/sysv/linux/hppa/umount.c: New file. 2000-10-12 Alan Modra <alan@linuxcare.com.au> * sysdeps/hppa/hppa1.1/Implies: New file. * sysdeps/hppa/memusage.h: New file.
Diffstat (limited to 'sysdeps/hppa/fpu/bits/fenv.h')
-rw-r--r-- | sysdeps/hppa/fpu/bits/fenv.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/sysdeps/hppa/fpu/bits/fenv.h b/sysdeps/hppa/fpu/bits/fenv.h new file mode 100644 index 0000000000..7d25b9947c --- /dev/null +++ b/sysdeps/hppa/fpu/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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. 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 |