diff libgcc/config/lm32/_ashlsi3.S @ 55:77e2b8dfacca gcc-4.4.5

update it from 4.4.3 to 4.5.0
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Fri, 12 Feb 2010 23:39:51 +0900
parents
children 04ced10e8804
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libgcc/config/lm32/_ashlsi3.S	Fri Feb 12 23:39:51 2010 +0900
@@ -0,0 +1,114 @@
+# _ashlsi3.S for Lattice Mico32 
+# Contributed by Jon Beniston <jon@beniston.com> and Richard Henderson.
+#
+# Copyright (C) 2009 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
+# Free Software Foundation; either version 3, or (at your option) any
+# later version.
+# 
+# This file 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
+# General Public License for more details.
+# 
+# Under Section 7 of GPL version 3, you are granted additional
+# permissions described in the GCC Runtime Library Exception, version
+# 3.1, as published by the Free Software Foundation.
+#
+# You should have received a copy of the GNU General Public License and
+# a copy of the GCC Runtime Library Exception along with this program;
+# see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+# <http://www.gnu.org/licenses/>.
+# 
+
+/* Arithmetic left shift.  */
+        
+        .text
+
+        .global __ashlsi3
+        .type __ashlsi3,@function
+
+        .align 4        
+__ashlsi3:
+        /* Only use 5 LSBs, as that's all the h/w shifter uses.  */
+        andi    r2, r2, 0x1f
+        /* Get address of offset into unrolled shift loop to jump to.  */
+#ifdef __PIC__
+        lw      r3, (gp+got(__ashlsi3_0))
+#else
+        mvhi    r3, hi(__ashlsi3_0)
+        ori     r3, r3, lo(__ashlsi3_0)
+#endif
+        add     r2, r2, r2
+        add     r2, r2, r2
+        sub     r3, r3, r2
+        b       r3        
+        
+__ashlsi3_31:
+        add     r1, r1, r1
+__ashlsi3_30:
+        add     r1, r1, r1
+__ashlsi3_29:
+        add     r1, r1, r1
+__ashlsi3_28:
+        add     r1, r1, r1
+__ashlsi3_27:
+        add     r1, r1, r1
+__ashlsi3_26:
+        add     r1, r1, r1
+__ashlsi3_25:
+        add     r1, r1, r1
+__ashlsi3_24:
+        add     r1, r1, r1
+__ashlsi3_23:
+        add     r1, r1, r1
+__ashlsi3_22:
+        add     r1, r1, r1
+__ashlsi3_21:
+        add     r1, r1, r1
+__ashlsi3_20:
+        add     r1, r1, r1
+__ashlsi3_19:
+        add     r1, r1, r1
+__ashlsi3_18:
+        add     r1, r1, r1
+__ashlsi3_17:
+        add     r1, r1, r1
+__ashlsi3_16:
+        add     r1, r1, r1
+__ashlsi3_15:
+        add     r1, r1, r1
+__ashlsi3_14:
+        add     r1, r1, r1
+__ashlsi3_13:
+        add     r1, r1, r1
+__ashlsi3_12:
+        add     r1, r1, r1
+__ashlsi3_11:
+        add     r1, r1, r1
+__ashlsi3_10:
+        add     r1, r1, r1
+__ashlsi3_9:
+        add     r1, r1, r1
+__ashlsi3_8:
+        add     r1, r1, r1
+__ashlsi3_7:
+        add     r1, r1, r1
+__ashlsi3_6:
+        add     r1, r1, r1
+__ashlsi3_5:
+        add     r1, r1, r1
+__ashlsi3_4:
+        add     r1, r1, r1
+__ashlsi3_3:
+        add     r1, r1, r1
+__ashlsi3_2:
+        add     r1, r1, r1
+__ashlsi3_1:
+        add     r1, r1, r1
+__ashlsi3_0:
+        ret
+                
+        
\ No newline at end of file