diff options
Diffstat (limited to 'sysdeps/sparc')
| -rw-r--r-- | sysdeps/sparc/fpu/fedisblxcpt.c | 36 | ||||
| -rw-r--r-- | sysdeps/sparc/fpu/feenablxcpt.c | 36 | ||||
| -rw-r--r-- | sysdeps/sparc/fpu/fegetexcept.c | 30 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/dl-machine.h | 8 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/fpu/e_sqrtl.c | 31 |
5 files changed, 138 insertions, 3 deletions
diff --git a/sysdeps/sparc/fpu/fedisblxcpt.c b/sysdeps/sparc/fpu/fedisblxcpt.c new file mode 100644 index 0000000000..27378ac873 --- /dev/null +++ b/sysdeps/sparc/fpu/fedisblxcpt.c @@ -0,0 +1,36 @@ +/* Disable floating-point exceptions. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2000. + + 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. */ + +#include <fenv.h> + +int +fedisableexcept (int excepts) +{ + fenv_t new_exc, old_exc; + + __fenv_stfsr (new_exc); + + old_exc = (new_exc >> 18) & FE_ALL_EXCEPT; + new_exc &= ~(((fenv_t)excepts & FE_ALL_EXCEPT) << 18); + + __fenv_ldfsr (new_exc); + + return old_exc; +} diff --git a/sysdeps/sparc/fpu/feenablxcpt.c b/sysdeps/sparc/fpu/feenablxcpt.c new file mode 100644 index 0000000000..20df4d1ed9 --- /dev/null +++ b/sysdeps/sparc/fpu/feenablxcpt.c @@ -0,0 +1,36 @@ +/* Enable floating-point exceptions. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2000. + + 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. */ + +#include <fenv.h> + +int +feenableexcept (int excepts) +{ + fenv_t new_exc, old_exc; + + __fenv_stfsr (new_exc); + + old_exc = (new_exc >> 18) & FE_ALL_EXCEPT; + new_exc |= (((fenv_t)excepts & FE_ALL_EXCEPT) << 18); + + __fenv_ldfsr (new_exc); + + return old_exc; +} diff --git a/sysdeps/sparc/fpu/fegetexcept.c b/sysdeps/sparc/fpu/fegetexcept.c new file mode 100644 index 0000000000..df57834b42 --- /dev/null +++ b/sysdeps/sparc/fpu/fegetexcept.c @@ -0,0 +1,30 @@ +/* Get enabled floating-point exceptions. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2000. + + 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. */ + +#include <fenv.h> + +int +fegetexcept (void) +{ + fenv_t exc; + __fenv_stfsr (exc); + + return (exc >> 18) & FE_ALL_EXCEPT; +} diff --git a/sysdeps/sparc/sparc64/dl-machine.h b/sysdeps/sparc/sparc64/dl-machine.h index fc89f08ed2..6aa9ca6659 100644 --- a/sysdeps/sparc/sparc64/dl-machine.h +++ b/sysdeps/sparc/sparc64/dl-machine.h @@ -446,8 +446,8 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) plt[8 + 6] = 0xadc40011; plt[8 + 7] = 0x9330700c; - /* Now put the magic cookie at the beginning of .PLT3 - Entry .PLT4 is unused by this implementation. */ + /* Now put the magic cookie at the beginning of .PLT2 + Entry .PLT3 is unused by this implementation. */ *((struct link_map **)(&plt[16 + 0])) = l; } @@ -467,13 +467,14 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) ldx [%l6 + 32 + 8], %o0 sub %g1, %l6, %l0 xor %l2, -1016, %l2 - sethi %hi(5120), %l3 + sethi %hi(5120), %l3 ! 160 * 32 add %l0, %l2, %l0 sethi %hi(32768), %l4 udivx %l0, %l3, %l3 sllx %l3, 2, %l1 add %l1, %l3, %l1 sllx %l1, 10, %l2 + sub %l4, 4, %l4 ! No thanks to Sun for not obeying their own ABI sllx %l1, 5, %l1 sub %l0, %l2, %l0 udivx %l0, 24, %l0 @@ -495,6 +496,7 @@ elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) ! srlx %g1, 12, %o1 - Done in .PLT1 ldx [%l6 + 8], %o0 add %o1, %o1, %o3 + sub %o1, 96, %o1 ! No thanks to Sun for not obeying their own ABI mov %i7, %o2 call " #fixup_name " add %o1, %o3, %o1 diff --git a/sysdeps/sparc/sparc64/fpu/e_sqrtl.c b/sysdeps/sparc/sparc64/fpu/e_sqrtl.c new file mode 100644 index 0000000000..122fae3b2c --- /dev/null +++ b/sysdeps/sparc/sparc64/fpu/e_sqrtl.c @@ -0,0 +1,31 @@ +/* Long double square root, sparc64 version. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2000. + + 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. */ + +#include <math.h> + +extern void _Qp_sqrt(long double *, const long double *); + +long double +__ieee754_sqrtl (long double x) +{ + long double ret; + _Qp_sqrt (&ret, &x); + return ret; +} |