diff options
Diffstat (limited to 'REORG.TODO/sysdeps/x86_64/fpu/s_truncl.S')
-rw-r--r-- | REORG.TODO/sysdeps/x86_64/fpu/s_truncl.S | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/x86_64/fpu/s_truncl.S b/REORG.TODO/sysdeps/x86_64/fpu/s_truncl.S new file mode 100644 index 0000000000..b6ca0bae7b --- /dev/null +++ b/REORG.TODO/sysdeps/x86_64/fpu/s_truncl.S @@ -0,0 +1,36 @@ +/* Truncate long double value. + Copyright (C) 1997-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. + + 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 <machine/asm.h> + +ENTRY(__truncl) + fldt 8(%rsp) + fnstenv -28(%rsp) + movl $0xc00, %edx + orl -28(%rsp), %edx + movl %edx, -32(%rsp) + fldcw -32(%rsp) + frndint + fnstsw + andl $0x1, %eax + orl %eax, -24(%rsp) + fldenv -28(%rsp) + ret +END(__truncl) +weak_alias (__truncl, truncl) |