2008-04-17 H.J. Lu <hongjiu.lu@intel.com>

[pf3gnuchains/gcc-fork.git] / gcc / config / arc / lib1funcs.asm

diff --git a/gcc/config/arc/lib1funcs.asm b/gcc/config/arc/lib1funcs.asm
index a2d509a..2d74cbe 100644 (file)
--- a/gcc/config/arc/lib1funcs.asm
+++ b/gcc/config/arc/lib1funcs.asm
@@ -1,6 +1,6 @@
-; libgcc1 routines for ARC cpu.
+; libgcc routines for ARC cpu.
 
-/* Copyright (C) 1995, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1997,2004 Free Software Foundation, Inc.
 
 This file is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
@@ -9,11 +9,12 @@ later version.
 
 In addition to the permissions in the GNU General Public License, the
 Free Software Foundation gives you unlimited permission to link the
-compiled version of this file with other programs, and to distribute
-those programs without any restriction coming from the use of this
-file.  (The General Public License restrictions do apply in other
-respects; for example, they cover modification of the file, and
-distribution when not linked into another program.)
+compiled version of this file into combinations with other programs,
+and to distribute those combinations without any restriction coming
+from the use of this file.  (The General Public License restrictions
+do apply in other respects; for example, they cover modification of
+the file, and distribution when not linked into a combine
+executable.)
 
 This file is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -21,16 +22,9 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA.  */
-
-/* As a special exception, if you link this library with other files,
-   some of which are compiled with GCC, to produce an executable,
-   this library does not by itself cause the resulting executable
-   to be covered by the GNU General Public License.
-   This exception does not however invalidate any other reasons why
-   the executable file might be covered by the GNU General Public License.  */
+along with GCC; see the file COPYING.  If not, write to
+the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA.  */
 
 #ifdef  L_mulsi3
        .section .text
@@ -95,8 +89,12 @@ ___umulsidi3:
        nop
        beq.nd .Ldone
        and.f 0,r0,1            ; if (a & 1)
-       add.nz r4,r4,r1         ; r += b
-       adc.nz r3,r3,r2
+       sub.f 0,r0,0
+       nop
+       beq .Ldontadd
+       add.f r4,r4,r1          ; r += b
+       adc   r3,r3,r2
+.Ldontadd:
        lsr r0,r0               ; a >>= 1
        lsl.f r1,r1             ; b <<= 1
        b.d .Lloop