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comparison src/share/vm/opto/type.hpp @ 3939:f6f3bb0ee072

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7088955: add C2 IR support to the SA Reviewed-by: kvn
author never
date Sun, 11 Sep 2011 14:48:24 -0700
parents 1d1603768966
children 8c92982cbbc4
comparison
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3938:e6b1331a51d2 3939:f6f3bb0ee072
62 // Basic Type object, represents a set of primitive Values. 62 // Basic Type object, represents a set of primitive Values.
63 // Types are hash-cons'd into a private class dictionary, so only one of each 63 // Types are hash-cons'd into a private class dictionary, so only one of each
64 // different kind of Type exists. Types are never modified after creation, so 64 // different kind of Type exists. Types are never modified after creation, so
65 // all their interesting fields are constant. 65 // all their interesting fields are constant.
66 class Type { 66 class Type {
67 friend class VMStructs;
68
67 public: 69 public:
68 enum TYPES { 70 enum TYPES {
69 Bad=0, // Type check 71 Bad=0, // Type check
70 Control, // Control of code (not in lattice) 72 Control, // Control of code (not in lattice)
71 Top, // Top of the lattice 73 Top, // Top of the lattice