qiurui
/
glibc
mirror of git://sourceware.org/git/glibc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

lrint and llrint implementation for x86-64.

This commit is contained in:
Andreas Jaeger 2002-04-08 08:14:22 +00:00
parent b82006e0b5
commit 73f61431de
6 changed files with 99 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
sysdeps/x86_64/fpu/s_llrint.S Normal file
View File

@ -0,0 +1,31 @@
/* Round argument to nearest integral value according to current rounding
direction.
Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.d>, 2002.
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 <sysdep.h>
.text
ENTRY(__llrint)
cvtsd2si %xmm0,%rax
ret
END(__llrint)
weak_alias (__llrint, llrint)
strong_alias (__llrint, __lrint)
weak_alias (__llrint, lrint)

31
sysdeps/x86_64/fpu/s_llrintf.S Normal file
View File

@ -0,0 +1,31 @@
/* Round argument to nearest integral value according to current rounding
direction.
Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.d>, 2002.
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 <sysdep.h>
.text
ENTRY(__llrintf)
cvtss2si %xmm0,%rax
ret
END(__llrintf)
weak_alias (__llrintf, llrintf)
strong_alias (__llrintf, __lrintf)
weak_alias (__llrintf, lrintf)

34
sysdeps/x86_64/fpu/s_llrintl.S Normal file
View File

@ -0,0 +1,34 @@
/* Round argument to nearest integral value according to current rounding
direction.
Copyright (C) 1997, 2002 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 <sysdep.h>
.text
ENTRY(__llrintl)
fldt 8(%rsp)
fistpll -8(%rsp)
fwait
movq -8(%rsp),%rax
ret
END(__llrintl)
weak_alias (__llrintl, llrintl)
strong_alias (__llrintl, __lrintl)
weak_alias (__llrintl, lrintl)

1
sysdeps/x86_64/fpu/s_lrint.S Normal file
View File

@ -0,0 +1 @@
/* Not needed, see s_llrint.S. */

1
sysdeps/x86_64/fpu/s_lrintf.S Normal file
View File

@ -0,0 +1 @@
/* Not needed, see s_llrintf.S. */

1
sysdeps/x86_64/fpu/s_lrintl.S Normal file
View File

@ -0,0 +1 @@
/* Not needed, see s_llrintl.S. */