From 73f61431debf883d1a8cc744655c067cc97c3fde Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Mon, 8 Apr 2002 08:14:22 +0000 Subject: [PATCH] lrint and llrint implementation for x86-64. --- sysdeps/x86_64/fpu/s_llrint.S | 31 +++++++++++++++++++++++++++++++ sysdeps/x86_64/fpu/s_llrintf.S | 31 +++++++++++++++++++++++++++++++ sysdeps/x86_64/fpu/s_llrintl.S | 34 ++++++++++++++++++++++++++++++++++ sysdeps/x86_64/fpu/s_lrint.S | 1 + sysdeps/x86_64/fpu/s_lrintf.S | 1 + sysdeps/x86_64/fpu/s_lrintl.S | 1 + 6 files changed, 99 insertions(+) create mode 100644 sysdeps/x86_64/fpu/s_llrint.S create mode 100644 sysdeps/x86_64/fpu/s_llrintf.S create mode 100644 sysdeps/x86_64/fpu/s_llrintl.S create mode 100644 sysdeps/x86_64/fpu/s_lrint.S create mode 100644 sysdeps/x86_64/fpu/s_lrintf.S create mode 100644 sysdeps/x86_64/fpu/s_lrintl.S diff --git a/sysdeps/x86_64/fpu/s_llrint.S b/sysdeps/x86_64/fpu/s_llrint.S new file mode 100644 index 0000000..d496e46 --- /dev/null +++ b/sysdeps/x86_64/fpu/s_llrint.S @@ -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 , 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 + + .text +ENTRY(__llrint) + cvtsd2si %xmm0,%rax + ret +END(__llrint) +weak_alias (__llrint, llrint) +strong_alias (__llrint, __lrint) +weak_alias (__llrint, lrint) diff --git a/sysdeps/x86_64/fpu/s_llrintf.S b/sysdeps/x86_64/fpu/s_llrintf.S new file mode 100644 index 0000000..2e818b7 --- /dev/null +++ b/sysdeps/x86_64/fpu/s_llrintf.S @@ -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 , 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 + + .text +ENTRY(__llrintf) + cvtss2si %xmm0,%rax + ret +END(__llrintf) +weak_alias (__llrintf, llrintf) +strong_alias (__llrintf, __lrintf) +weak_alias (__llrintf, lrintf) diff --git a/sysdeps/x86_64/fpu/s_llrintl.S b/sysdeps/x86_64/fpu/s_llrintl.S new file mode 100644 index 0000000..2886dbe --- /dev/null +++ b/sysdeps/x86_64/fpu/s_llrintl.S @@ -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 + + .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) + diff --git a/sysdeps/x86_64/fpu/s_lrint.S b/sysdeps/x86_64/fpu/s_lrint.S new file mode 100644 index 0000000..dfc3135 --- /dev/null +++ b/sysdeps/x86_64/fpu/s_lrint.S @@ -0,0 +1 @@ +/* Not needed, see s_llrint.S. */ diff --git a/sysdeps/x86_64/fpu/s_lrintf.S b/sysdeps/x86_64/fpu/s_lrintf.S new file mode 100644 index 0000000..fcdc4dc --- /dev/null +++ b/sysdeps/x86_64/fpu/s_lrintf.S @@ -0,0 +1 @@ +/* Not needed, see s_llrintf.S. */ diff --git a/sysdeps/x86_64/fpu/s_lrintl.S b/sysdeps/x86_64/fpu/s_lrintl.S new file mode 100644 index 0000000..ef9c45d --- /dev/null +++ b/sysdeps/x86_64/fpu/s_lrintl.S @@ -0,0 +1 @@ +/* Not needed, see s_llrintl.S. */ -- 2.7.4