lrint and llrint implementation for x86-64.

6 files changed, 99 insertions, 0 deletions

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 <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)
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 <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)
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 <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)
+	
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.  */