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src/hotspot/cpu/ppc/c2_globals_ppc.hpp

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rev 54830 : 8223444: Improve CodeHeap Free Space Management
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   1 /*
   2  * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2012, 2018 SAP SE. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *


  73 // reordered.  Java reads about:
  74 //   loc = x.f
  75 //   x.f = 0
  76 //   NullCheck loc
  77 // While assembler reads:
  78 //   x.f = 0
  79 //   loc = x.f
  80 //   NullCheck loc
  81 define_pd_global(bool,     OptoScheduling,               false);
  82 define_pd_global(bool,     IdealizeClearArrayNode,       true);
  83 
  84 define_pd_global(uintx,    InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize
  85 define_pd_global(uintx,    ReservedCodeCacheSize,        256*M);
  86 define_pd_global(uintx,    NonProfiledCodeHeapSize,      125*M);
  87 define_pd_global(uintx,    ProfiledCodeHeapSize,         126*M);
  88 define_pd_global(uintx,    NonNMethodCodeHeapSize,       5*M  );
  89 define_pd_global(uintx,    CodeCacheExpansionSize,       64*K);
  90 
  91 // Ergonomics related flags
  92 define_pd_global(uint64_t, MaxRAM,                       128ULL*G);
  93 define_pd_global(uintx,    CodeCacheMinBlockLength,      4);
  94 define_pd_global(uintx,    CodeCacheMinimumUseSpace,     400*K);
  95 
  96 define_pd_global(bool,     TrapBasedRangeChecks,          true);
  97 
  98 // Heap related flags
  99 define_pd_global(size_t,   MetaspaceSize,                ScaleForWordSize(16*M));
 100 
 101 // Ergonomics related flags
 102 define_pd_global(bool,     NeverActAsServerClassMachine, false);
 103 
 104 #endif // CPU_PPC_C2_GLOBALS_PPC_HPP
   1 /*
   2  * Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2012, 2019 SAP SE. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *


  73 // reordered.  Java reads about:
  74 //   loc = x.f
  75 //   x.f = 0
  76 //   NullCheck loc
  77 // While assembler reads:
  78 //   x.f = 0
  79 //   loc = x.f
  80 //   NullCheck loc
  81 define_pd_global(bool,     OptoScheduling,               false);
  82 define_pd_global(bool,     IdealizeClearArrayNode,       true);
  83 
  84 define_pd_global(uintx,    InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize
  85 define_pd_global(uintx,    ReservedCodeCacheSize,        256*M);
  86 define_pd_global(uintx,    NonProfiledCodeHeapSize,      125*M);
  87 define_pd_global(uintx,    ProfiledCodeHeapSize,         126*M);
  88 define_pd_global(uintx,    NonNMethodCodeHeapSize,       5*M  );
  89 define_pd_global(uintx,    CodeCacheExpansionSize,       64*K);
  90 
  91 // Ergonomics related flags
  92 define_pd_global(uint64_t, MaxRAM,                       128ULL*G);
  93 define_pd_global(uintx,    CodeCacheMinBlockLength,      6);
  94 define_pd_global(uintx,    CodeCacheMinimumUseSpace,     400*K);
  95 
  96 define_pd_global(bool,     TrapBasedRangeChecks,          true);
  97 
  98 // Heap related flags
  99 define_pd_global(size_t,   MetaspaceSize,                ScaleForWordSize(16*M));
 100 
 101 // Ergonomics related flags
 102 define_pd_global(bool,     NeverActAsServerClassMachine, false);
 103 
 104 #endif // CPU_PPC_C2_GLOBALS_PPC_HPP
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