--- old/src/hotspot/os_cpu/linux_sparc/linux_sparc.s	2020-05-20 18:09:40.461218998 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,69 +0,0 @@
-#
-# 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
-
-    .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
-	bge,a   3b
-	ldd     [%o0+%o4], %o2
-   5:      
-	retl
-	nop
-
-
-    .globl _flush_reg_windows
-    .align 32
- _flush_reg_windows:
-        ta 0x03
-        retl
-        mov     %fp, %o0