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Diffstat (limited to 'sysdeps/aarch64/fpu/fesetenv.c')
-rw-r--r--sysdeps/aarch64/fpu/fesetenv.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/sysdeps/aarch64/fpu/fesetenv.c b/sysdeps/aarch64/fpu/fesetenv.c
deleted file mode 100644
index 9875188735..0000000000
--- a/sysdeps/aarch64/fpu/fesetenv.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/* Copyright (C) 1997-2017 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
-__fesetenv (const fenv_t *envp)
-{
- fpu_control_t fpcr;
- fpu_control_t fpcr_new;
- fpu_control_t updated_fpcr;
- fpu_fpsr_t fpsr;
- fpu_fpsr_t fpsr_new;
-
- _FPU_GETCW (fpcr);
-
- if ((envp != FE_DFL_ENV) && (envp != FE_NOMASK_ENV))
- {
- /* The new FPCR/FPSR are valid, so don't merge the reserved flags. */
- fpcr_new = envp->__fpcr;
-
- if (fpcr != fpcr_new)
- _FPU_SETCW (fpcr_new);
-
- _FPU_SETFPSR (envp->__fpsr);
- return 0;
- }
-
- _FPU_GETFPSR (fpsr);
- fpcr_new = fpcr & _FPU_RESERVED;
- fpsr_new = fpsr & _FPU_FPSR_RESERVED;
-
- if (envp == FE_DFL_ENV)
- {
- fpcr_new |= _FPU_DEFAULT;
- fpsr_new |= _FPU_FPSR_DEFAULT;
- }
- else
- {
- fpcr_new |= _FPU_FPCR_IEEE;
- fpsr_new |= _FPU_FPSR_IEEE;
- }
-
- _FPU_SETFPSR (fpsr_new);
-
- if (fpcr != fpcr_new)
- {
- _FPU_SETCW (fpcr_new);
-
- /* Trapping exceptions are optional in AArch64; the relevant enable
- bits in FPCR are RES0 hence the absence of support can be detected
- by reading back the FPCR and comparing with the required value. */
- _FPU_GETCW (updated_fpcr);
-
- return fpcr_new & ~updated_fpcr;
- }
-
- return 0;
-}
-libm_hidden_def (__fesetenv)
-weak_alias (__fesetenv, fesetenv)
-libm_hidden_weak (fesetenv)