src/cpu/ppc/vm/globals_ppc.hpp

rev 8845 : Apply 8154156 for VSX support, with cherry picking from 8077838, 8080684, and 8149655

*** 1,8 ****
  /*
!  * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
!  * Copyright 2012, 2013 SAP AG. 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.
--- 1,8 ----
  /*
!  * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
!  * Copyright 2012, 2018 SAP AG. 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.
*** 79,88 ****
--- 79,101 ----
    /* Reoptimize code-sequences of calls at runtime, e.g. replace an */      \
    /* indirect call by a direct call.                                */      \
    product(bool, ReoptimizeCallSequences, true,                              \
            "Reoptimize code-sequences of calls at runtime.")                 \
                                                                              \
+   /* Power 8: Configure Data Stream Control Register. */                    \
+   product(uint64_t,DSCR_PPC64, (uintx)-1,                                   \
+           "Power8 or later: Specify encoded value for Data Stream Control " \
+           "Register")                                                       \
+   product(uint64_t,DSCR_DPFD_PPC64, 8,                                      \
+           "Power8 or later: DPFD (default prefetch depth) value of the "    \
+           "Data Stream Control Register."                                   \
+           " 0: hardware default, 1: none, 2-7: min-max, 8: don't touch")    \
+   product(uint64_t,DSCR_URG_PPC64, 8,                                       \
+           "Power8 or later: URG (depth attainment urgency) value of the "   \
+           "Data Stream Control Register."                                   \
+           " 0: hardware default, 1: none, 2-7: min-max, 8: don't touch")    \
+                                                                             \
    product(bool, UseLoadInstructionsForStackBangingPPC64, false,             \
            "Use load instructions for stack banging.")                       \
                                                                              \
    /* special instructions */                                                \
                                                                              \