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Add femode_t functions: mips.

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This patch adds MIPS versions of fegetmode and fesetmode.

	* sysdeps/mips/fpu/fegetmode.c: New file.
	* sysdeps/mips/fpu/fesetmode.c: Likewise.
This commit is contained in:
Joseph Myers 2016-09-07 16:46:02 +00:00
parent cfb6a3452e
commit 997290d914
3 changed files with 68 additions and 0 deletions
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ChangeLog
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2016-09-07 Joseph Myers <joseph@codesourcery.com>
* sysdeps/mips/fpu/fegetmode.c: New file.
* sysdeps/mips/fpu/fesetmode.c: Likewise.
* sysdeps/m68k/fpu/fegetmode.c: New file.
* sysdeps/m69k/fpu/fesetmode.c: Likewise.

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sysdeps/mips/fpu/fegetmode.c Normal file
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/* Store current floating-point control modes. MIPS version.
Copyright (C) 2016 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/>. */
#include <fenv.h>
#include <fpu_control.h>
int
fegetmode (femode_t *modep)
{
_FPU_GETCW (*modep);
return 0;
}

38
sysdeps/mips/fpu/fesetmode.c Normal file
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/* Install given floating-point control modes. MIPS version.
Copyright (C) 2016 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/>. */
#include <fenv.h>
#include <fpu_control.h>
#define FCSR_STATUS 0xfe83f07c
int
fesetmode (const femode_t *modep)
{
fpu_control_t cw;
_FPU_GETCW (cw);
cw &= FCSR_STATUS;
if (modep == FE_DFL_MODE)
cw |= _FPU_DEFAULT;
else
cw |= *modep & ~FCSR_STATUS;
_FPU_SETCW (cw);
return 0;
}