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authorRichard Henderson <rth@redhat.com>2004-03-06 20:46:23 +0000
committerRichard Henderson <rth@redhat.com>2004-03-06 20:46:23 +0000
commita598e3fc041f38d0c43be55d1664ff7ed0cf405b (patch)
treeda22cbd1cae0cff761823248c1350f7d6ec32177 /sysdeps/alpha/soft-fp/ots_mul.c
parent4df8c11d26a29bc3a6116a9125cdfdca3cd517bb (diff)
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* soft-fp/quad.h (union _FP_UNION_Q): Add longs structure. * sysdeps/alpha/Implies: Add alpha/soft-fp. * sysdeps/alpha/soft-fp/sfp-machine.h: Rewrite for GEM interface. * sysdeps/alpha/Subdirs, sysdeps/alpha/soft-fp/Makefile, sysdeps/alpha/soft-fp/Versions, sysdeps/alpha/soft-fp/local-soft-fp.h, sysdeps/alpha/soft-fp/ots_add.c, sysdeps/alpha/soft-fp/ots_cmp.c, sysdeps/alpha/soft-fp/ots_cmpe.c, sysdeps/alpha/soft-fp/ots_cvtqux.c, sysdeps/alpha/soft-fp/ots_cvtqx.c, sysdeps/alpha/soft-fp/ots_cvttx.c, sysdeps/alpha/soft-fp/ots_cvtxq.c, sysdeps/alpha/soft-fp/ots_cvtxt.c, sysdeps/alpha/soft-fp/ots_div.c, sysdeps/alpha/soft-fp/ots_mul.c, sysdeps/alpha/soft-fp/ots_nintxq.c, sysdeps/alpha/soft-fp/ots_sub.c: New files.
2004-03-06  Richard Henderson  <rth@redhat.com>

	* soft-fp/quad.h (union _FP_UNION_Q): Add longs structure.
	* sysdeps/alpha/Implies: Add alpha/soft-fp.
	* sysdeps/alpha/soft-fp/sfp-machine.h: Rewrite for GEM interface.
	* sysdeps/alpha/Subdirs, sysdeps/alpha/soft-fp/Makefile,
	sysdeps/alpha/soft-fp/Versions, sysdeps/alpha/soft-fp/local-soft-fp.h,
	sysdeps/alpha/soft-fp/ots_add.c, sysdeps/alpha/soft-fp/ots_cmp.c,
	sysdeps/alpha/soft-fp/ots_cmpe.c, sysdeps/alpha/soft-fp/ots_cvtqux.c,
	sysdeps/alpha/soft-fp/ots_cvtqx.c, sysdeps/alpha/soft-fp/ots_cvttx.c,
	sysdeps/alpha/soft-fp/ots_cvtxq.c, sysdeps/alpha/soft-fp/ots_cvtxt.c,
	sysdeps/alpha/soft-fp/ots_div.c, sysdeps/alpha/soft-fp/ots_mul.c,
	sysdeps/alpha/soft-fp/ots_nintxq.c, sysdeps/alpha/soft-fp/ots_sub.c:
	New files.
Diffstat (limited to 'sysdeps/alpha/soft-fp/ots_mul.c')
-rw-r--r--sysdeps/alpha/soft-fp/ots_mul.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/alpha/soft-fp/ots_mul.c b/sysdeps/alpha/soft-fp/ots_mul.c
new file mode 100644
index 0000000000..f88ee33fbc
--- /dev/null
+++ b/sysdeps/alpha/soft-fp/ots_mul.c
@@ -0,0 +1,39 @@
+/* Software floating-point emulation: multiplication.
+   Copyright (C) 1997,1999,2004 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 "local-soft-fp.h"
+
+void
+_OtsMulX(long al, long ah, long bl, long bh, long _round)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+  FP_DECL_RETURN(c);
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_Q(A, a);
+  FP_UNPACK_Q(B, b);
+  FP_MUL_Q(C, A, B);
+  FP_PACK_Q(c, C);
+  FP_HANDLE_EXCEPTIONS;
+
+  FP_RETURN(c);
+}