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Diffstat (limited to 'libc/ports/sysdeps/aarch64/fpu/fedisblxcpt.c')
-rw-r--r--libc/ports/sysdeps/aarch64/fpu/fedisblxcpt.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/libc/ports/sysdeps/aarch64/fpu/fedisblxcpt.c b/libc/ports/sysdeps/aarch64/fpu/fedisblxcpt.c
new file mode 100644
index 000000000..12aca3453
--- /dev/null
+++ b/libc/ports/sysdeps/aarch64/fpu/fedisblxcpt.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 2001-2012 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/>. */
+
+#include <fenv.h>
+#include <fpu_control.h>
+
+int
+fedisableexcept (int excepts)
+{
+ fpu_control_t fpcr;
+ int original_excepts;
+
+ _FPU_GETCW (fpcr);
+
+ original_excepts = (fpcr >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
+
+ excepts &= FE_ALL_EXCEPT;
+
+ fpcr &= ~(excepts << FE_EXCEPT_SHIFT);
+
+ _FPU_SETCW (fpcr);
+
+ return original_excepts;
+}