25
26 #ifndef SHARE_VM_SHARK_SHARKCONTEXT_HPP
27 #define SHARE_VM_SHARK_SHARKCONTEXT_HPP
28
29 #include "shark/llvmHeaders.hpp"
30 #include "shark/sharkCompiler.hpp"
31
32 // The LLVMContext class allows multiple instances of LLVM to operate
33 // independently of each other in a multithreaded context. We extend
34 // this here to store things in Shark that are LLVMContext-specific.
35
36 class SharkFreeQueueItem;
37
38 class SharkContext : public llvm::LLVMContext {
39 public:
40 SharkContext(const char* name);
41
42 private:
43 llvm::Module* _module;
44
45 #if SHARK_LLVM_VERSION >= 27
46 public:
47 #else
48 private:
49 #endif
50 llvm::Module* module() const {
51 return _module;
52 }
53
54 // Get this thread's SharkContext
55 public:
56 static SharkContext& current() {
57 return *SharkCompiler::compiler()->context();
58 }
59
60 // Module accessors
61 public:
62 #if SHARK_LLVM_VERSION < 27
63 llvm::ModuleProvider* module_provider() const {
64 return new llvm::ExistingModuleProvider(module());
65 }
66 #endif
67 void add_function(llvm::Function* function) const {
68 module()->getFunctionList().push_back(function);
69 }
70 llvm::Constant* get_external(const char* name,
71 const llvm::FunctionType* sig) {
72 return module()->getOrInsertFunction(name, sig);
73 }
74
75 // Basic types
76 private:
77 const llvm::Type* _void_type;
78 const llvm::IntegerType* _bit_type;
79 const llvm::IntegerType* _jbyte_type;
80 const llvm::IntegerType* _jshort_type;
81 const llvm::IntegerType* _jint_type;
82 const llvm::IntegerType* _jlong_type;
83 const llvm::Type* _jfloat_type;
84 const llvm::Type* _jdouble_type;
85
86 public:
87 const llvm::Type* void_type() const {
88 return _void_type;
89 }
90 const llvm::IntegerType* bit_type() const {
91 return _bit_type;
92 }
93 const llvm::IntegerType* jbyte_type() const {
94 return _jbyte_type;
95 }
96 const llvm::IntegerType* jshort_type() const {
97 return _jshort_type;
98 }
99 const llvm::IntegerType* jint_type() const {
100 return _jint_type;
101 }
102 const llvm::IntegerType* jlong_type() const {
103 return _jlong_type;
104 }
105 const llvm::Type* jfloat_type() const {
106 return _jfloat_type;
107 }
108 const llvm::Type* jdouble_type() const {
109 return _jdouble_type;
110 }
111 const llvm::IntegerType* intptr_type() const {
112 return LP64_ONLY(jlong_type()) NOT_LP64(jint_type());
113 }
114
115 // Compound types
116 private:
117 const llvm::PointerType* _itableOffsetEntry_type;
118 const llvm::PointerType* _jniEnv_type;
119 const llvm::PointerType* _jniHandleBlock_type;
120 const llvm::PointerType* _klass_type;
121 const llvm::PointerType* _Method*_type;
122 const llvm::ArrayType* _monitor_type;
123 const llvm::PointerType* _oop_type;
124 const llvm::PointerType* _thread_type;
125 const llvm::PointerType* _zeroStack_type;
126 const llvm::FunctionType* _entry_point_type;
127 const llvm::FunctionType* _osr_entry_point_type;
128
129 public:
130 const llvm::PointerType* itableOffsetEntry_type() const {
131 return _itableOffsetEntry_type;
132 }
133 const llvm::PointerType* jniEnv_type() const {
134 return _jniEnv_type;
135 }
136 const llvm::PointerType* jniHandleBlock_type() const {
137 return _jniHandleBlock_type;
138 }
139 const llvm::PointerType* klass_type() const {
140 return _klass_type;
141 }
142 const llvm::PointerType* Method*_type() const {
143 return _Method*_type;
144 }
145 const llvm::ArrayType* monitor_type() const {
146 return _monitor_type;
147 }
148 const llvm::PointerType* oop_type() const {
149 return _oop_type;
150 }
151 const llvm::PointerType* thread_type() const {
152 return _thread_type;
153 }
154 const llvm::PointerType* zeroStack_type() const {
155 return _zeroStack_type;
156 }
157 const llvm::FunctionType* entry_point_type() const {
158 return _entry_point_type;
159 }
160 const llvm::FunctionType* osr_entry_point_type() const {
161 return _osr_entry_point_type;
162 }
163
164 // Mappings
165 private:
166 const llvm::Type* _to_stackType[T_CONFLICT];
167 const llvm::Type* _to_arrayType[T_CONFLICT];
168
169 private:
170 const llvm::Type* map_type(const llvm::Type* const* table,
171 BasicType type) const {
172 assert(type >= 0 && type < T_CONFLICT, "unhandled type");
173 const llvm::Type* result = table[type];
174 assert(result != NULL, "unhandled type");
175 return result;
176 }
177
178 public:
179 const llvm::Type* to_stackType(BasicType type) const {
180 return map_type(_to_stackType, type);
181 }
182 const llvm::Type* to_arrayType(BasicType type) const {
183 return map_type(_to_arrayType, type);
184 }
185
186 // Functions queued for freeing
187 private:
188 SharkFreeQueueItem* _free_queue;
189
190 public:
191 void push_to_free_queue(llvm::Function* function);
192 llvm::Function* pop_from_free_queue();
193 };
194
195 #endif // SHARE_VM_SHARK_SHARKCONTEXT_HPP
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25
26 #ifndef SHARE_VM_SHARK_SHARKCONTEXT_HPP
27 #define SHARE_VM_SHARK_SHARKCONTEXT_HPP
28
29 #include "shark/llvmHeaders.hpp"
30 #include "shark/sharkCompiler.hpp"
31
32 // The LLVMContext class allows multiple instances of LLVM to operate
33 // independently of each other in a multithreaded context. We extend
34 // this here to store things in Shark that are LLVMContext-specific.
35
36 class SharkFreeQueueItem;
37
38 class SharkContext : public llvm::LLVMContext {
39 public:
40 SharkContext(const char* name);
41
42 private:
43 llvm::Module* _module;
44
45 public:
46 llvm::Module* module() const {
47 return _module;
48 }
49
50 // Get this thread's SharkContext
51 public:
52 static SharkContext& current() {
53 return *SharkCompiler::compiler()->context();
54 }
55
56 // Module accessors
57 public:
58 void add_function(llvm::Function* function) const {
59 module()->getFunctionList().push_back(function);
60 }
61 llvm::Constant* get_external(const char* name,
62 llvm::FunctionType* sig) {
63 return module()->getOrInsertFunction(name, sig);
64 }
65
66 // Basic types
67 private:
68 llvm::Type* _void_type;
69 llvm::IntegerType* _bit_type;
70 llvm::IntegerType* _jbyte_type;
71 llvm::IntegerType* _jshort_type;
72 llvm::IntegerType* _jint_type;
73 llvm::IntegerType* _jlong_type;
74 llvm::Type* _jfloat_type;
75 llvm::Type* _jdouble_type;
76
77 public:
78 llvm::Type* void_type() const {
79 return _void_type;
80 }
81 llvm::IntegerType* bit_type() const {
82 return _bit_type;
83 }
84 llvm::IntegerType* jbyte_type() const {
85 return _jbyte_type;
86 }
87 llvm::IntegerType* jshort_type() const {
88 return _jshort_type;
89 }
90 llvm::IntegerType* jint_type() const {
91 return _jint_type;
92 }
93 llvm::IntegerType* jlong_type() const {
94 return _jlong_type;
95 }
96 llvm::Type* jfloat_type() const {
97 return _jfloat_type;
98 }
99 llvm::Type* jdouble_type() const {
100 return _jdouble_type;
101 }
102 llvm::IntegerType* intptr_type() const {
103 return LP64_ONLY(jlong_type()) NOT_LP64(jint_type());
104 }
105
106 // Compound types
107 private:
108 llvm::PointerType* _itableOffsetEntry_type;
109 llvm::PointerType* _jniEnv_type;
110 llvm::PointerType* _jniHandleBlock_type;
111 llvm::PointerType* _Metadata_type;
112 llvm::PointerType* _klass_type;
113 llvm::PointerType* _Method_type;
114 llvm::ArrayType* _monitor_type;
115 llvm::PointerType* _oop_type;
116 llvm::PointerType* _thread_type;
117 llvm::PointerType* _zeroStack_type;
118 llvm::FunctionType* _entry_point_type;
119 llvm::FunctionType* _osr_entry_point_type;
120
121 public:
122 llvm::PointerType* itableOffsetEntry_type() const {
123 return _itableOffsetEntry_type;
124 }
125 llvm::PointerType* jniEnv_type() const {
126 return _jniEnv_type;
127 }
128 llvm::PointerType* jniHandleBlock_type() const {
129 return _jniHandleBlock_type;
130 }
131 llvm::PointerType* Metadata_type() const {
132 return _Metadata_type;
133 }
134 llvm::PointerType* klass_type() const {
135 return _klass_type;
136 }
137 llvm::PointerType* Method_type() const {
138 return _Method_type;
139 }
140 llvm::ArrayType* monitor_type() const {
141 return _monitor_type;
142 }
143 llvm::PointerType* oop_type() const {
144 return _oop_type;
145 }
146 llvm::PointerType* thread_type() const {
147 return _thread_type;
148 }
149 llvm::PointerType* zeroStack_type() const {
150 return _zeroStack_type;
151 }
152 llvm::FunctionType* entry_point_type() const {
153 return _entry_point_type;
154 }
155 llvm::FunctionType* osr_entry_point_type() const {
156 return _osr_entry_point_type;
157 }
158
159 // Mappings
160 private:
161 llvm::Type* _to_stackType[T_CONFLICT];
162 llvm::Type* _to_arrayType[T_CONFLICT];
163
164 private:
165 llvm::Type* map_type(llvm::Type* const* table,
166 BasicType type) const {
167 assert(type >= 0 && type < T_CONFLICT, "unhandled type");
168 llvm::Type* result = table[type];
169 assert(result != NULL, "unhandled type");
170 return result;
171 }
172
173 public:
174 llvm::Type* to_stackType(BasicType type) const {
175 return map_type(_to_stackType, type);
176 }
177 llvm::Type* to_arrayType(BasicType type) const {
178 return map_type(_to_arrayType, type);
179 }
180
181 // Functions queued for freeing
182 private:
183 SharkFreeQueueItem* _free_queue;
184
185 public:
186 void push_to_free_queue(llvm::Function* function);
187 llvm::Function* pop_from_free_queue();
188 };
189
190 #endif // SHARE_VM_SHARK_SHARKCONTEXT_HPP
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