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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 *

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 * 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.

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#ifndef CPU_PPC_VM_C2_GLOBALS_PPC_HPP

#define CPU_PPC_VM_C2_GLOBALS_PPC_HPP

#include "utilities/globalDefinitions.hpp"

#include "utilities/macros.hpp"

// Sets the default values for platform dependent flags used by the server compiler.

// (see c2_globals.hpp).

define_pd_global(bool, BackgroundCompilation,        true);

define_pd_global(bool, CICompileOSR,                 true);

define_pd_global(bool, InlineIntrinsics,             true);

define_pd_global(bool, PreferInterpreterNativeStubs, false);

define_pd_global(bool, ProfileTraps,                 true);

define_pd_global(bool, UseOnStackReplacement,        true);

define_pd_global(bool, ProfileInterpreter,           true);

define_pd_global(intx, CompileThreshold,             10000);

define_pd_global(intx, OnStackReplacePercentage,     140);

define_pd_global(intx, ConditionalMoveLimit,         3);

define_pd_global(intx, FLOATPRESSURE,                28);

define_pd_global(intx, FreqInlineSize,               175);

define_pd_global(intx, MinJumpTableSize,             10);

define_pd_global(intx, INTPRESSURE,                  26);

define_pd_global(intx, InteriorEntryAlignment,       16);

define_pd_global(size_t, NewSizeThreadIncrease,      ScaleForWordSize(4*K));

define_pd_global(intx, RegisterCostAreaRatio,        16000);

define_pd_global(bool, UseTLAB,                      true);

define_pd_global(bool, ResizeTLAB,                   true);

define_pd_global(intx, LoopUnrollLimit,              60);

// Peephole and CISC spilling both break the graph, and so make the

// scheduler sick.

define_pd_global(bool, OptoPeephole,                 false);

define_pd_global(bool, UseCISCSpill,                 false);

define_pd_global(bool, OptoBundling,                 false);

define_pd_global(bool, OptoRegScheduling,            false);

define_pd_global(bool, SuperWordLoopUnrollAnalysis,  false);

// GL:

// Detected a problem with unscaled compressed oops and

// narrow_oop_use_complex_address() == false.

// -Djava.io.tmpdir=./tmp -jar SPECjvm2008.jar -ikv -wt 3 -it 3

//   -bt 1 --base compiler.sunflow

// fails in Lower.visitIf->translate->tranlate->translate and

// throws an unexpected NPE. A load and a store seem to be

// reordered.  Java reads about:

//   loc = x.f

//   x.f = 0

//   NullCheck loc

// While assembler reads:

//   x.f = 0

//   loc = x.f

//   NullCheck loc

define_pd_global(bool, OptoScheduling,               false);

define_pd_global(intx, InitialCodeCacheSize,         2048*K); // Integral multiple of CodeCacheExpansionSize

define_pd_global(intx, ReservedCodeCacheSize,        256*M);

define_pd_global(intx, NonProfiledCodeHeapSize,      125*M);

define_pd_global(intx, ProfiledCodeHeapSize,         126*M);

define_pd_global(intx, NonNMethodCodeHeapSize,       5*M  );

define_pd_global(intx, CodeCacheExpansionSize,       64*K);

// Ergonomics related flags

define_pd_global(uint64_t, MaxRAM,                   4ULL*G);

define_pd_global(uintx, CodeCacheMinBlockLength,     4);

define_pd_global(uintx, CodeCacheMinimumUseSpace,    400*K);

define_pd_global(bool,  TrapBasedRangeChecks,        true);

// Heap related flags

define_pd_global(size_t, MetaspaceSize,              ScaleForWordSize(16*M));

// Ergonomics related flags

define_pd_global(bool, NeverActAsServerClassMachine, false);

#endif // CPU_PPC_VM_C2_GLOBALS_PPC_HPP