about summary refs log tree commit diff
path: root/soft-fp/getf2.c
diff options
context:
space:
mode:
Diffstat (limited to 'soft-fp/getf2.c')
-rw-r--r--soft-fp/getf2.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/soft-fp/getf2.c b/soft-fp/getf2.c
new file mode 100644
index 0000000000..fa16c45a72
--- /dev/null
+++ b/soft-fp/getf2.c
@@ -0,0 +1,42 @@
+/* Software floating-point emulation.
+   Return 0 iff a == b, 1 iff a > b, -2 iff a ? b, -1 iff 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  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 __getf2(long double a, 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, A, B, -2);
+  if (r == -2 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}
+
+strong_alias(__getf2, __gttf2);