From 7210de33793bc5804291d13b543b3f452831013b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 1 Nov 1999 00:17:59 +0000 Subject: Update. * sysdeps/mips/fclrexcpt.c: Moved to... * sysdeps/mips/fpu/fclrexcpt.c: ...here. * sysdeps/mips/fegetenv.c: Moved to... * sysdeps/mips/fpu/fegetenv.c: ...here. * sysdeps/mips/fegetround.c: Moved to... * sysdeps/mips/fpu/fegetround.c: ...here. * sysdeps/mips/fesetenv.c: Moved to... * sysdeps/mips/fpu/fesetenv.c: ...here. * sysdeps/mips/fesetround.c: Moved to... * sysdeps/mips/fpu/fesetround.c: ...here. * sysdeps/mips/feupdateenv.c: Moved to... * sysdeps/mips/fpu/feupdateenv.c: ...here. * sysdeps/mips/fgetexcptflg.c: Moved to... * sysdeps/mips/fpu/fgetexcptflg.c: ...here. * sysdeps/mips/ftestexcept.c: Moved to... * sysdeps/mips/fpu/ftestexcept.c: ...here. --- sysdeps/mips/fpu/fclrexcpt.c | 46 +++++++++++++++++++++++++++++++++++++++++ sysdeps/mips/fpu/fegetenv.c | 34 ++++++++++++++++++++++++++++++ sysdeps/mips/fpu/fegetround.c | 33 +++++++++++++++++++++++++++++ sysdeps/mips/fpu/fesetenv.c | 37 +++++++++++++++++++++++++++++++++ sysdeps/mips/fpu/fesetround.c | 43 ++++++++++++++++++++++++++++++++++++++ sysdeps/mips/fpu/feupdateenv.c | 46 +++++++++++++++++++++++++++++++++++++++++ sysdeps/mips/fpu/fgetexcptflg.c | 39 ++++++++++++++++++++++++++++++++++ sysdeps/mips/fpu/ftestexcept.c | 33 +++++++++++++++++++++++++++++ 8 files changed, 311 insertions(+) create mode 100644 sysdeps/mips/fpu/fclrexcpt.c create mode 100644 sysdeps/mips/fpu/fegetenv.c create mode 100644 sysdeps/mips/fpu/fegetround.c create mode 100644 sysdeps/mips/fpu/fesetenv.c create mode 100644 sysdeps/mips/fpu/fesetround.c create mode 100644 sysdeps/mips/fpu/feupdateenv.c create mode 100644 sysdeps/mips/fpu/fgetexcptflg.c create mode 100644 sysdeps/mips/fpu/ftestexcept.c (limited to 'sysdeps/mips/fpu') diff --git a/sysdeps/mips/fpu/fclrexcpt.c b/sysdeps/mips/fpu/fclrexcpt.c new file mode 100644 index 0000000..990dfe6 --- /dev/null +++ b/sysdeps/mips/fpu/fclrexcpt.c @@ -0,0 +1,46 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +__feclearexcept (int excepts) +{ + int cw; + + /* Mask out unsupported bits/exceptions. */ + excepts &= FE_ALL_EXCEPT; + + /* Read the complete control word. */ + _FPU_GETCW (cw); + + /* Clear exception bits. */ + cw &= ~excepts; + + /* Put the new data in effect. */ + _FPU_SETCW (cw); + + /* Success. */ + return 0; +} +strong_alias (__feclearexcept, __old_feclearexcept) +symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1); +default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.1.3); diff --git a/sysdeps/mips/fpu/fegetenv.c b/sysdeps/mips/fpu/fegetenv.c new file mode 100644 index 0000000..72b7ee5 --- /dev/null +++ b/sysdeps/mips/fpu/fegetenv.c @@ -0,0 +1,34 @@ +/* Store current floating-point environment. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +__fegetenv (fenv_t *envp) +{ + _FPU_GETCW (*envp); + + /* Success. */ + return 0; +} +strong_alias (__fegetenv, __old_fegetenv) +symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1); +default_symbol_version (__fegetenv, fegetenv, GLIBC_2.1.3); diff --git a/sysdeps/mips/fpu/fegetround.c b/sysdeps/mips/fpu/fegetround.c new file mode 100644 index 0000000..e2e51ae --- /dev/null +++ b/sysdeps/mips/fpu/fegetround.c @@ -0,0 +1,33 @@ +/* Return current rounding direction. + Copyright (C) 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +fegetround (void) +{ + int cw; + + /* Get control word. */ + _FPU_GETCW (cw); + + return cw & 0x3; +} diff --git a/sysdeps/mips/fpu/fesetenv.c b/sysdeps/mips/fpu/fesetenv.c new file mode 100644 index 0000000..43a571e --- /dev/null +++ b/sysdeps/mips/fpu/fesetenv.c @@ -0,0 +1,37 @@ +/* Install given floating-point environment. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +__fesetenv (const fenv_t *envp) +{ + if (envp == FE_DFL_ENV) + _FPU_SETCW (_FPU_DEFAULT); + else + _FPU_SETCW (envp->__fp_control_register); + + /* Success. */ + return 0; +} +strong_alias (__fesetenv, __old_fesetenv) +symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1); +default_symbol_version (__fesetenv, fesetenv, GLIBC_2.1.3); diff --git a/sysdeps/mips/fpu/fesetround.c b/sysdeps/mips/fpu/fesetround.c new file mode 100644 index 0000000..6b623d6 --- /dev/null +++ b/sysdeps/mips/fpu/fesetround.c @@ -0,0 +1,43 @@ +/* Set current rounding direction. + Copyright (C) 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +fesetround (int round) +{ + unsigned short int cw; + + if ((round & ~0x3) != 0) + /* ROUND is no valid rounding mode. */ + return 0; + + /* Get current state. */ + _FPU_GETCW (cw); + + /* Set rounding bits. */ + cw &= ~0x3; + cw |= round; + /* Set new state. */ + _FPU_SETCW (cw); + + return 1; +} diff --git a/sysdeps/mips/fpu/feupdateenv.c b/sysdeps/mips/fpu/feupdateenv.c new file mode 100644 index 0000000..f0748ce --- /dev/null +++ b/sysdeps/mips/fpu/feupdateenv.c @@ -0,0 +1,46 @@ +/* Install given floating-point environment and raise exceptions. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +__feupdateenv (const fenv_t *envp) +{ + int temp; + + /* Save current exceptions. */ + _FPU_GETCW (temp); + temp &= FE_ALL_EXCEPT; + + /* Install new environment. */ + fesetenv (envp); + + /* Raise the safed exception. Incidently for us the implementation + defined format of the values in objects of type fexcept_t is the + same as the ones specified using the FE_* constants. */ + feraiseexcept (temp); + + /* Success. */ + return 0; +} +strong_alias (__feupdateenv, __old_feupdateenv) +symbol_version (__old_feupdateenv, feupdateenv, GLIBC_2.1); +default_symbol_version (__feupdateenv, feupdateenv, GLIBC_2.1.3); diff --git a/sysdeps/mips/fpu/fgetexcptflg.c b/sysdeps/mips/fpu/fgetexcptflg.c new file mode 100644 index 0000000..8c586b5 --- /dev/null +++ b/sysdeps/mips/fpu/fgetexcptflg.c @@ -0,0 +1,39 @@ +/* Store current representation for exceptions. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +__fegetexceptflag (fexcept_t *flagp, int excepts) +{ + fexcept_t temp; + + /* Get the current exceptions. */ + _FPU_GETCW (temp); + + *flagp = temp & excepts & FE_ALL_EXCEPT; + + /* Success. */ + return 0; +} +strong_alias (__fegetexceptflag, __old_fegetexceptflag) +symbol_version (__old_fegetexceptflag, fegetexceptflag, GLIBC_2.1); +default_symbol_version (__fegetexceptflag, fegetexceptflag, GLIBC_2.1.3); diff --git a/sysdeps/mips/fpu/ftestexcept.c b/sysdeps/mips/fpu/ftestexcept.c new file mode 100644 index 0000000..f348258 --- /dev/null +++ b/sysdeps/mips/fpu/ftestexcept.c @@ -0,0 +1,33 @@ +/* Test exception in current environment. + Copyright (C) 1998 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger , 1998. + + 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 +#include + +int +fetestexcept (int excepts) +{ + int cw; + + /* Get current control word. */ + _FPU_GETCW (cw); + + return cw & excepts & FE_ALL_EXCEPT; +} -- cgit v1.1