Adding quad float gcc intrinsic implementation for SPARC

Sparc-Gcc generates q_xxx intrinsic calls for quad float ("long double")
code. The routines from glibc's glibc-2.9/sysdeps/sparc/sparc32/soft-fp/*
where taken and ported to uclibc.

Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

1 files changed, 40 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/sparc/soft-fp/q_fgt.c b/libc/sysdeps/linux/sparc/soft-fp/q_fgt.c
new file mode 100644
index 000000000..a9f8cd0bb
--- /dev/null
+++ b/libc/sysdeps/linux/sparc/soft-fp/q_fgt.c
@@ -0,0 +1,40 @@
+/* Software floating-point emulation.
+   Return 1 if a > b
+   Copyright (C) 1997,1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   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 "soft-fp.h"
+#include "quad.h"
+
+int _Q_fgt(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B);
+  int r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_UNPACK_RAW_Q(B, b);
+  FP_CMP_Q(r, B, A, 3);
+  if (r == 3)
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return (r == -1);
+}