aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/ia64/fpu/s_isinfl.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/ia64/fpu/s_isinfl.S')
-rw-r--r--sysdeps/ia64/fpu/s_isinfl.S47
1 files changed, 47 insertions, 0 deletions
diff --git a/sysdeps/ia64/fpu/s_isinfl.S b/sysdeps/ia64/fpu/s_isinfl.S
new file mode 100644
index 0000000..9adbb2f
--- /dev/null
+++ b/sysdeps/ia64/fpu/s_isinfl.S
@@ -0,0 +1,47 @@
+/* Test for inf/-inf
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jes Sorensen <jes@linuxcare.com>, October 2000.
+
+ 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. */
+
+/*
+ * isinfl(x) returns 1 if x is inf, -1 for x == -inf, else 0;
+ */
+
+#include <sysdep.h>
+#undef ret
+
+ENTRY (__isinfl)
+{
+.mfi
+ fclass.m p6, p7 = farg0, @inf|@pos
+ ;;
+}
+{
+.mfb
+(p6) mov ret0 = 1
+(p7) fclass.m p7, p8 = farg0, @inf|@neg
+(p6) br.ret.sptk.many rp
+ ;;
+}
+(p7) mov ret0 = -1
+(p8) mov ret0 = 0
+ br.ret.sptk.many rp
+}
+END (__isinfl)
+
+weak_alias (__isinfl, isinfl)