1 !!
   2 !! Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
   3 !! DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 !!
   5 !! This code is free software; you can redistribute it and/or modify it
   6 !! under the terms of the GNU General Public License version 2 only, as
   7 !! published by the Free Software Foundation.
   8 !!
   9 !! This code is distributed in the hope that it will be useful, but WITHOUT
  10 !! ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 !! FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 !! version 2 for more details (a copy is included in the LICENSE file that
  13 !! accompanied this code).
  14 !!
  15 !! You should have received a copy of the GNU General Public License version
  16 !! 2 along with this work; if not, write to the Free Software Foundation,
  17 !! Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18 !!
  19 !! Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20 !! or visit www.oracle.com if you need additional information or have any
  21 !! questions.
  22 !!
  23 
  24     !! Possibilities:
  25     !! -- membar
  26     !! -- CAS (SP + BIAS, G0, G0)
  27     !! -- wr %g0, %asi
  28 
  29     .global SpinPause
  30     .align  32
  31 SpinPause:
  32     retl
  33     mov %g0, %o0
  34 
  35 
  36  
  37     .globl _Copy_conjoint_jlongs_atomic
  38     .align 32
  39     .global   _Copy_conjoint_jlongs_atomic
  40  _Copy_conjoint_jlongs_atomic:
  41          cmp     %o0, %o1
  42          bleu    4f
  43          sll     %o2, 3, %o4
  44          ba      2f
  45     1:
  46          subcc   %o4, 8, %o4
  47          std     %o2, [%o1]
  48          add     %o0, 8, %o0
  49          add     %o1, 8, %o1
  50     2:
  51          bge,a   1b
  52          ldd     [%o0], %o2
  53          ba      5f
  54          nop
  55     3:
  56          std     %o2, [%o1+%o4]
  57     4:
  58          subcc   %o4, 8, %o4
  59          bge,a   3b
  60          ldd     [%o0+%o4], %o2
  61     5:      
  62          retl
  63          nop
  64  
  65  
  66   
  67     .globl _raw_thread_id
  68     .align 32
  69  _raw_thread_id:
  70     .register %g7, #scratch
  71         retl
  72         mov     %g7, %o0
  73  
  74 
  75     .globl _flush_reg_windows
  76     .align 32
  77  _flush_reg_windows:
  78         ta 0x03
  79         retl
  80         mov     %fp, %o0
  81  
  82