82 // Scheme for adding a new entry point:
83 //
84 // 1. determine if it's a platform-dependent or independent entry point
85 // a) if platform independent: make subsequent changes in the independent files
86 // b) if platform dependent: make subsequent changes in the dependent files
87 // 2. add a private instance variable holding the entry point address
88 // 3. add a public accessor function to the instance variable
89 // 4. implement the corresponding generator function in the platform-dependent
90 // stubGenerator_<arch>.cpp file and call the function in generate_all() of that file
91
92
93 class StubRoutines: AllStatic {
94
95 public:
96 enum platform_independent_constants {
97 max_size_of_parameters = 256 // max. parameter size supported by megamorphic lookups
98 };
99
100 // Dependencies
101 friend class StubGenerator;
102 #ifdef TARGET_ARCH_MODEL_x86_32
103 # include "stubRoutines_x86_32.hpp"
104 #endif
105 #ifdef TARGET_ARCH_MODEL_x86_64
106 # include "stubRoutines_x86_64.hpp"
107 #endif
108 #ifdef TARGET_ARCH_MODEL_sparc
109 # include "stubRoutines_sparc.hpp"
110 #endif
111 #ifdef TARGET_ARCH_MODEL_zero
112 # include "stubRoutines_zero.hpp"
113 #endif
114 #ifdef TARGET_ARCH_MODEL_arm
115 # include "stubRoutines_arm.hpp"
116 #endif
117 #ifdef TARGET_ARCH_MODEL_ppc_32
118 # include "stubRoutines_ppc_32.hpp"
119 #endif
120 #ifdef TARGET_ARCH_MODEL_ppc_64
121 # include "stubRoutines_ppc_64.hpp"
122 #endif
123
124
125 static jint _verify_oop_count;
126 static address _verify_oop_subroutine_entry;
127
128 static address _call_stub_return_address; // the return PC, when returning to a call stub
129 static address _call_stub_entry;
130 static address _forward_exception_entry;
131 static address _catch_exception_entry;
132 static address _throw_AbstractMethodError_entry;
133 static address _throw_IncompatibleClassChangeError_entry;
134 static address _throw_NullPointerException_at_call_entry;
135 static address _throw_StackOverflowError_entry;
136 static address _handler_for_unsafe_access_entry;
137
138 static address _atomic_xchg_entry;
139 static address _atomic_xchg_ptr_entry;
140 static address _atomic_store_entry;
141 static address _atomic_store_ptr_entry;
142 static address _atomic_cmpxchg_entry;
143 static address _atomic_cmpxchg_ptr_entry;
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82 // Scheme for adding a new entry point:
83 //
84 // 1. determine if it's a platform-dependent or independent entry point
85 // a) if platform independent: make subsequent changes in the independent files
86 // b) if platform dependent: make subsequent changes in the dependent files
87 // 2. add a private instance variable holding the entry point address
88 // 3. add a public accessor function to the instance variable
89 // 4. implement the corresponding generator function in the platform-dependent
90 // stubGenerator_<arch>.cpp file and call the function in generate_all() of that file
91
92
93 class StubRoutines: AllStatic {
94
95 public:
96 enum platform_independent_constants {
97 max_size_of_parameters = 256 // max. parameter size supported by megamorphic lookups
98 };
99
100 // Dependencies
101 friend class StubGenerator;
102 #if defined STUBROUTINES_MD_HPP
103 # include STUBROUTINES_MD_HPP
104 #elif defined TARGET_ARCH_MODEL_x86_32
105 # include "stubRoutines_x86_32.hpp"
106 #elif defined TARGET_ARCH_MODEL_x86_64
107 # include "stubRoutines_x86_64.hpp"
108 #elif defined TARGET_ARCH_MODEL_sparc
109 # include "stubRoutines_sparc.hpp"
110 #elif defined TARGET_ARCH_MODEL_zero
111 # include "stubRoutines_zero.hpp"
112 #elif defined TARGET_ARCH_MODEL_ppc_64
113 # include "stubRoutines_ppc_64.hpp"
114 #endif
115
116 static jint _verify_oop_count;
117 static address _verify_oop_subroutine_entry;
118
119 static address _call_stub_return_address; // the return PC, when returning to a call stub
120 static address _call_stub_entry;
121 static address _forward_exception_entry;
122 static address _catch_exception_entry;
123 static address _throw_AbstractMethodError_entry;
124 static address _throw_IncompatibleClassChangeError_entry;
125 static address _throw_NullPointerException_at_call_entry;
126 static address _throw_StackOverflowError_entry;
127 static address _handler_for_unsafe_access_entry;
128
129 static address _atomic_xchg_entry;
130 static address _atomic_xchg_ptr_entry;
131 static address _atomic_store_entry;
132 static address _atomic_store_ptr_entry;
133 static address _atomic_cmpxchg_entry;
134 static address _atomic_cmpxchg_ptr_entry;
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