diff options
Diffstat (limited to 'ports')
| -rw-r--r-- | ports/ChangeLog.arm | 4 | ||||
| -rw-r--r-- | ports/ChangeLog.powerpc | 4 | ||||
| -rw-r--r-- | ports/sysdeps/arm/get-rounding-mode.h | 42 | ||||
| -rw-r--r-- | ports/sysdeps/powerpc/nofpu/get-rounding-mode.h | 35 |
4 files changed, 85 insertions, 0 deletions
diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm index 1fae5f72f8..a0c583b997 100644 --- a/ports/ChangeLog.arm +++ b/ports/ChangeLog.arm @@ -1,3 +1,7 @@ +2012-09-12 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/arm/get-rounding-mode.h: New file. + 2012-08-27 Joseph Myers <joseph@codesourcery.com> * sysdeps/unix/sysv/linux/arm/kernel-features.h diff --git a/ports/ChangeLog.powerpc b/ports/ChangeLog.powerpc index c8a8584000..af98f828ea 100644 --- a/ports/ChangeLog.powerpc +++ b/ports/ChangeLog.powerpc @@ -1,3 +1,7 @@ +2012-09-12 Joseph Myers <joseph@codesourcery.com> + + * sysdeps/powerpc/nofpu/get-rounding-mode.h: New file. + 2012-07-25 Florian Weimer <fweimer@redhat.com> * sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/nptl/libc.abilist: diff --git a/ports/sysdeps/arm/get-rounding-mode.h b/ports/sysdeps/arm/get-rounding-mode.h new file mode 100644 index 0000000000..a614fe43f8 --- /dev/null +++ b/ports/sysdeps/arm/get-rounding-mode.h @@ -0,0 +1,42 @@ +/* Determine floating-point rounding mode within libc. ARM version. + Copyright (C) 2012 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, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _ARM_GET_ROUNDING_MODE_H +#define _ARM_GET_ROUNDING_MODE_H 1 + +#include <arm-features.h> +#include <fenv.h> +#include <fpu_control.h> + +/* Return the floating-point rounding mode. */ + +static inline int +get_rounding_mode (void) +{ + if (ARM_HAVE_VFP) + { + fpu_control_t fc; + + _FPU_GETCW (fc); + return fc & FE_TOWARDZERO; + } + else + return FE_TONEAREST; +} + +#endif /* get-rounding-mode.h */ diff --git a/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h b/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h new file mode 100644 index 0000000000..14be20f7b6 --- /dev/null +++ b/ports/sysdeps/powerpc/nofpu/get-rounding-mode.h @@ -0,0 +1,35 @@ +/* Determine floating-point rounding mode within libc. PowerPC + soft-float version. + Copyright (C) 2012 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, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _POWERPC_NOFPU_GET_ROUNDING_MODE_H +#define _POWERPC_NOFPU_GET_ROUNDING_MODE_H 1 + +#include <fenv.h> + +#include "soft-supp.h" + +/* Return the floating-point rounding mode. */ + +static inline int +get_rounding_mode (void) +{ + return __sim_round_mode; +} + +#endif /* get-rounding-mode.h */ |