Mercurial > hg > graal-jvmci-8

comparison src/share/vm/ci/ciObject.hpp @ 3464:be4ca325525a

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Merge.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Jul 2011 17:32:44 -0700
parents 0654ee04b214 28a9fe9534ea
children 46f211fe010c
comparison
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3239:7c4b4daac19b 3464:be4ca325525a
114 114
115 // A hash value for the convenience of compilers. 115 // A hash value for the convenience of compilers.
116 int hash(); 116 int hash();
117 117
118 // Tells if this oop has an encoding as a constant. 118 // Tells if this oop has an encoding as a constant.
119 // True if is_scavengable is false. 119 // True if is_perm is true.
120 // Also true if ScavengeRootsInCode is non-zero. 120 // Also true if ScavengeRootsInCode is non-zero.
121 // If it does not have an encoding, the compiler is responsible for 121 // If it does not have an encoding, the compiler is responsible for
122 // making other arrangements for dealing with the oop. 122 // making other arrangements for dealing with the oop.
123 // See ciEnv::make_array 123 // See ciEnv::make_array
124 bool can_be_constant(); 124 bool can_be_constant();
125 125
126 // Tells if this oop should be made a constant. 126 // Tells if this oop should be made a constant.
127 // True if is_scavengable is false or ScavengeRootsInCode > 1. 127 // True if is_perm is true or ScavengeRootsInCode > 1.
128 bool should_be_constant(); 128 bool should_be_constant();
129 129
130 // Is this object guaranteed to be in the permanent part of the heap? 130 // Is this object guaranteed to be in the permanent part of the heap?
131 // If so, CollectedHeap::can_elide_permanent_oop_store_barriers is relevant. 131 // If so, CollectedHeap::can_elide_permanent_oop_store_barriers is relevant.
132 // If the answer is false, no guarantees are made. 132 // If the answer is false, no guarantees are made.