jdk8-mips64-public/hotspot: src/share/vm/shark/sharkType.hpp@01522ca68fc7

8015237: Parallelize string table scanning during strong root processing
Summary: Parallelize the scanning of the intern string table by having each GC worker claim a given number of buckets. Changes were also reviewed by Per Liden <per.liden@oracle.com>.
Reviewed-by: tschatzl, stefank, twisti

     1 /*

     2  * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * Copyright 2008, 2009 Red Hat, Inc.

     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  *

    24  */

    26 #ifndef SHARE_VM_SHARK_SHARKTYPE_HPP

    27 #define SHARE_VM_SHARK_SHARKTYPE_HPP

    29 #include "ci/ciType.hpp"

    30 #include "memory/allocation.hpp"

    31 #include "shark/llvmHeaders.hpp"

    32 #include "shark/sharkContext.hpp"

    33 #include "utilities/globalDefinitions.hpp"

    35 class SharkType : public AllStatic {

    36  private:

    37   static SharkContext& context() {

    38     return SharkContext::current();

    39   }

    41   // Basic types

    42  public:

    43   static llvm::Type* void_type() {

    44     return context().void_type();

    45   }

    46   static llvm::IntegerType* bit_type() {

    47     return context().bit_type();

    48   }

    49   static llvm::IntegerType* jbyte_type() {

    50     return context().jbyte_type();

    51   }

    52   static llvm::IntegerType* jshort_type() {

    53     return context().jshort_type();

    54   }

    55   static llvm::IntegerType* jint_type() {

    56     return context().jint_type();

    57   }

    58   static llvm::IntegerType* jlong_type() {

    59     return context().jlong_type();

    60   }

    61   static llvm::Type* jfloat_type() {

    62     return context().jfloat_type();

    63   }

    64   static llvm::Type* jdouble_type() {

    65     return context().jdouble_type();

    66   }

    67   static llvm::IntegerType* intptr_type() {

    68     return context().intptr_type();

    69   }

    71   // Compound types

    72  public:

    73   static llvm::PointerType* itableOffsetEntry_type() {

    74     return context().itableOffsetEntry_type();

    75   }

    76   static llvm::PointerType* jniEnv_type() {

    77     return context().jniEnv_type();

    78   }

    79   static llvm::PointerType* jniHandleBlock_type() {

    80     return context().jniHandleBlock_type();

    81   }

    82   static llvm::PointerType* Metadata_type() {

    83     return context().Metadata_type();

    84   }

    85   static llvm::PointerType* klass_type() {

    86     return context().klass_type();

    87   }

    88   static llvm::PointerType* Method_type() {

    89     return context().Method_type();

    90   }

    91   static llvm::ArrayType* monitor_type() {

    92     return context().monitor_type();

    93   }

    94   static llvm::PointerType* oop_type() {

    95     return context().oop_type();

    96   }

    97   static llvm::PointerType* thread_type() {

    98     return context().thread_type();

    99   }

   100   static llvm::PointerType* zeroStack_type() {

   101     return context().zeroStack_type();

   102   }

   103   static llvm::FunctionType* entry_point_type() {

   104     return context().entry_point_type();

   105   }

   106   static llvm::FunctionType* osr_entry_point_type() {

   107     return context().osr_entry_point_type();

   108   }

   110   // Mappings

   111  public:

   112   static llvm::Type* to_stackType(BasicType type) {

   113     return context().to_stackType(type);

   114   }

   115   static llvm::Type* to_stackType(ciType* type) {

   116     return to_stackType(type->basic_type());

   117   }

   118   static llvm::Type* to_arrayType(BasicType type) {

   119     return context().to_arrayType(type);

   120   }

   121   static llvm::Type* to_arrayType(ciType* type) {

   122     return to_arrayType(type->basic_type());

   123   }

   124 };

   126 #endif // SHARE_VM_SHARK_SHARKTYPE_HPP

Mercurial > jdk8-mips64-public > hotspot / file revision

src/share/vm/shark/sharkType.hpp@01522ca68fc7

src/share/vm/shark/sharkType.hpp