--- old/src/hotspot/os_cpu/solaris_x86/solaris_x86_64.il	2020-05-01 02:30:08.104892624 -0700
+++ /dev/null	2020-03-09 18:57:19.455001459 -0700
@@ -1,139 +0,0 @@
-//
-// Copyright (c) 2004, 2015, 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.
-//
-//
-
-  // The argument size of each inline directive is ignored by the compiler
-  // and is set to the number of arguments as documentation.
-
-  // Get the raw thread ID from %gs:0
-      .inline _raw_thread_id,0
-      movq     %fs:0, %rax
-      .end
-
-  // Get current sp
-      .inline _get_current_sp,0
-      .volatile
-      movq     %rsp, %rax
-      .end
-
-  // Get current fp
-      .inline _get_current_fp,0
-      .volatile
-      movq     %rbp, %rax
-      .end
-
-  // Support for os::rdtsc()
-      .inline _raw_rdtsc,0
-      rdtsc
-      salq     $32, %rdx
-      orq      %rdx, %rax
-      .end
-
-  // Implementation of jint _Atomic_add(jint add_value, volatile jint* dest)
-  // used by Atomic::add(volatile jint* dest, jint add_value)
-      .inline _Atomic_add,2
-      movl     %edi, %eax      // save add_value for return
-      lock
-      xaddl    %edi, (%rsi)
-      addl     %edi, %eax
-      .end
-
-  // Implementation of jlong _Atomic_add(jlong add_value, volatile jlong* dest)
-  // used by Atomic::add(volatile jlong* dest, jint add_value)
-      .inline _Atomic_add_long,2
-      movq     %rdi, %rax      // save add_value for return
-      lock
-      xaddq    %rdi, (%rsi)
-      addq     %rdi, %rax
-      .end
-
-  // Implementation of jint _Atomic_xchg(jint exchange_value, volatile jint* dest)
-  // used by Atomic::xchg(volatile jint* dest, jint exchange_value)
-      .inline _Atomic_xchg,2
-      xchgl    (%rsi), %edi
-      movl     %edi, %eax
-      .end
-
-  // Implementation of jlong _Atomic_xchg(jlong exchange_value, volatile jlong* dest)
-  // used by Atomic::xchg(volatile jlong* dest, jlong exchange_value)
-      .inline _Atomic_xchg_long,2
-      xchgq    (%rsi), %rdi
-      movq     %rdi, %rax
-      .end
-
-  // Support for jbyte Atomic::cmpxchg(volatile jbyte *dest,
-  //                                   jbyte compare_value,
-  //                                   jbyte exchange_value)
-      .inline _Atomic_cmpxchg_byte,3
-      movb     %dl, %al      // compare_value
-      lock
-      cmpxchgb %dil, (%rsi)
-      .end
-
-  // Support for jint Atomic::cmpxchg(volatile jint *dest,
-  //                                  int compare_value,
-  //                                  jint exchange_value)
-      .inline _Atomic_cmpxchg,3
-      movl     %edx, %eax      // compare_value
-      lock
-      cmpxchgl %edi, (%rsi)
-      .end
-
-  // Support for jlong Atomic::cmpxchg(volatile jlong* dest,
-  //                                   jlong compare_value,
-  //                                   jlong exchange_value)
-      .inline _Atomic_cmpxchg_long,3
-      movq     %rdx, %rax      // compare_value
-      lock
-      cmpxchgq %rdi, (%rsi)
-      .end
-
-  // Support for u2 Bytes::swap_u2(u2 x)
-      .inline _raw_swap_u2,1
-      movw     %di, %ax
-      rorw     $8, %ax
-      .end
-
-  // Support for u4 Bytes::swap_u4(u4 x)
-      .inline _raw_swap_u4,1
-      movl     %edi, %eax
-      bswapl   %eax
-      .end
-
-  // Support for u8 Bytes::swap_u8(u8 x)
-      .inline _raw_swap_u8,1
-      movq     %rdi, %rax
-      bswapq   %rax
-      .end
-
-  // Support for void Prefetch::read
-      .inline _Prefetch_read,2
-      prefetcht0 (%rdi, %rsi, 1)
-      .end
-
-  // Support for void Prefetch::write
-  // We use prefetcht0 because em64t doesn't support prefetchw.
-  // prefetchw is a 3dnow instruction.
-      .inline _Prefetch_write,2
-      prefetcht0 (%rdi, %rsi, 1)
-      .end