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).
#
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# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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    # Possibilities:
    # -- membar
    # -- CAS (SP + BIAS, G0, G0)
    # -- wr %g0, %asi

    .globl SpinPause
    .type   SpinPause,@function
    .align  32
SpinPause:      
    retl
    mov %g0, %o0

   .globl _Copy_conjoint_jlongs_atomic
   .type   _Copy_conjoint_jlongs_atomic,@function
_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

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