JDK14/Java14源码在线阅读

!!
!! Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
!! DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
!!
!! This code is free software; you can redistribute it and/or modify it
!! under the terms of the GNU General Public License version 2 only, as
!! published by the Free Software Foundation.
!!
!! This code 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
!! version 2 for more details (a copy is included in the LICENSE file that
!! accompanied this code).
!!
!! You should have received a copy of the GNU General Public License version
!! 2 along with this work; if not, write to the Free Software Foundation,
!! Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
!!
!! Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
!! or visit www.oracle.com if you need additional information or have any
!! questions.
!!

    !! Possibilities:
    !! -- membar
    !! -- CAS (SP + BIAS, G0, G0)
    !! -- wr %g0, %asi

    .global SpinPause
    .align  32
SpinPause:
    retl
    mov %g0, %o0


 
    .globl _Copy_conjoint_jlongs_atomic
    .align 32
    .global   _Copy_conjoint_jlongs_atomic
 _Copy_conjoint_jlongs_atomic:
         cmp     %o0, %o1
         bleu    4f
         sll     %o2, 3, %o4
         ba      2f
    1:
         subcc   %o4, 8, %o4
         std     %o2, [%o1]
         add     %o0, 8, %o0
         add     %o1, 8, %o1
    2:
         bge,a   1b
         ldd     [%o0], %o2
         ba      5f
         nop
    3:
         std     %o2, [%o1+%o4]
    4:
         subcc   %o4, 8, %o4
         bge,a   3b
         ldd     [%o0+%o4], %o2
    5:      
         retl
         nop
 
 
  
    .globl _raw_thread_id
    .align 32

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