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Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/setfpucw.c')
-rw-r--r--sysdeps/unix/sysv/linux/alpha/setfpucw.c80
1 files changed, 0 insertions, 80 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/setfpucw.c b/sysdeps/unix/sysv/linux/alpha/setfpucw.c
deleted file mode 100644
index a7e3a55812..0000000000
--- a/sysdeps/unix/sysv/linux/alpha/setfpucw.c
+++ /dev/null
@@ -1,80 +0,0 @@
-/* Set FP exception mask and rounding mode.
-   Copyright (C) 1996, 1997, 1998, 2003 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, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <fpu_control.h>
-#include <asm/fpu.h>
-
-extern void		__ieee_set_fp_control (unsigned long);
-libc_hidden_proto(__ieee_set_fp_control)
-
-extern unsigned long	__ieee_get_fp_control (void);
-libc_hidden_proto(__ieee_get_fp_control)
-
-static inline unsigned long
-rdfpcr (void)
-{
-  unsigned long fpcr;
-  asm ("excb; mf_fpcr %0" : "=f"(fpcr));
-  return fpcr;
-}
-
-
-static inline void
-wrfpcr (unsigned long fpcr)
-{
-  asm volatile ("mt_fpcr %0; excb" : : "f"(fpcr));
-}
-
-
-void
-__setfpucw (fpu_control_t fpu_control)
-{
-  unsigned long fpcr = 0, fpcw = 0;
-
-  if (!fpu_control)
-    fpu_control = _FPU_DEFAULT;
-
-  /* first, set dynamic rounding mode: */
-
-  fpcr = rdfpcr();
-  fpcr &= ~FPCR_DYN_MASK;
-  switch (fpu_control & 0xc00)
-    {
-    case _FPU_RC_NEAREST:	fpcr |= FPCR_DYN_NORMAL; break;
-    case _FPU_RC_DOWN:		fpcr |= FPCR_DYN_MINUS; break;
-    case _FPU_RC_UP:		fpcr |= FPCR_DYN_PLUS; break;
-    case _FPU_RC_ZERO:		fpcr |= FPCR_DYN_CHOPPED; break;
-    }
-  wrfpcr(fpcr);
-
-  /* now tell kernel about traps that we like to hear about: */
-
-  fpcw = __ieee_get_fp_control();
-  fpcw &= ~IEEE_TRAP_ENABLE_MASK;
-
-  if (!(fpu_control & _FPU_MASK_IM)) fpcw |= IEEE_TRAP_ENABLE_INV;
-  if (!(fpu_control & _FPU_MASK_DM)) fpcw |= IEEE_TRAP_ENABLE_UNF;
-  if (!(fpu_control & _FPU_MASK_ZM)) fpcw |= IEEE_TRAP_ENABLE_DZE;
-  if (!(fpu_control & _FPU_MASK_OM)) fpcw |= IEEE_TRAP_ENABLE_OVF;
-  if (!(fpu_control & _FPU_MASK_PM)) fpcw |= IEEE_TRAP_ENABLE_INE;
-
-  __fpu_control = fpu_control;	/* update global copy */
-
-  __ieee_set_fp_control(fpcw);
-}