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comparison src/cpu/x86/vm/methodHandles_x86.hpp @ 4137:04b9a2566eec

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Merge with hsx23/hotspot.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 21:40:27 +0100
parents 59bc0d4d9ea3
children 82e5a84b7436
comparison
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3737:9dc19b7d89a3 4137:04b9a2566eec
25 // Platform-specific definitions for method handles. 25 // Platform-specific definitions for method handles.
26 // These definitions are inlined into class MethodHandles. 26 // These definitions are inlined into class MethodHandles.
27 27
28 // Adapters 28 // Adapters
29 enum /* platform_dependent_constants */ { 29 enum /* platform_dependent_constants */ {
30 adapter_code_size = NOT_LP64(30000 DEBUG_ONLY(+ 10000)) LP64_ONLY(80000 DEBUG_ONLY(+ 120000)) 30 adapter_code_size = NOT_LP64(16000 DEBUG_ONLY(+ 15000)) LP64_ONLY(32000 DEBUG_ONLY(+ 120000))
31 }; 31 };
32 32
33 public: 33 public:
34 34
35 // The stack just after the recursive call from a ricochet frame 35 // The stack just after the recursive call from a ricochet frame
108 // disappear, and the final target of the adapter method handle 108 // disappear, and the final target of the adapter method handle
109 // will be invoked on the transformed argument list. 109 // will be invoked on the transformed argument list.
110 110
111 class RicochetFrame { 111 class RicochetFrame {
112 friend class MethodHandles; 112 friend class MethodHandles;
113 friend class VMStructs;
113 114
114 private: 115 private:
115 intptr_t* _continuation; // what to do when control gets back here 116 intptr_t* _continuation; // what to do when control gets back here
116 oopDesc* _saved_target; // target method handle to invoke on saved_args 117 oopDesc* _saved_target; // target method handle to invoke on saved_args
117 oopDesc* _saved_args_layout; // caching point for MethodTypeForm.vmlayout cookie 118 oopDesc* _saved_args_layout; // caching point for MethodTypeForm.vmlayout cookie
129 intptr_t conversion() const { return _conversion; } 130 intptr_t conversion() const { return _conversion; }
130 intptr_t* exact_sender_sp() const { return _exact_sender_sp; } 131 intptr_t* exact_sender_sp() const { return _exact_sender_sp; }
131 intptr_t* sender_link() const { return _sender_link; } 132 intptr_t* sender_link() const { return _sender_link; }
132 address sender_pc() const { return _sender_pc; } 133 address sender_pc() const { return _sender_pc; }
133 134
134 intptr_t* extended_sender_sp() const { return saved_args_base(); } 135 intptr_t* extended_sender_sp() const {
136 // The extended sender SP is above the current RicochetFrame.
137 return (intptr_t*) (((address) this) + sizeof(RicochetFrame));
138 }
135 139
136 intptr_t return_value_slot_number() const { 140 intptr_t return_value_slot_number() const {
137 return adapter_conversion_vminfo(conversion()); 141 return adapter_conversion_vminfo(conversion());
138 } 142 }
139 BasicType return_value_type() const { 143 BasicType return_value_type() const {
289 static void verify_method_handle(MacroAssembler* _masm, Register mh_reg) { 293 static void verify_method_handle(MacroAssembler* _masm, Register mh_reg) {
290 verify_klass(_masm, mh_reg, SystemDictionaryHandles::MethodHandle_klass(), 294 verify_klass(_masm, mh_reg, SystemDictionaryHandles::MethodHandle_klass(),
291 "reference is a MH"); 295 "reference is a MH");
292 } 296 }
293 297
298 // Similar to InterpreterMacroAssembler::jump_from_interpreted.
299 // Takes care of special dispatch from single stepping too.
300 static void jump_from_method_handle(MacroAssembler* _masm, Register method, Register temp);
301
294 static void trace_method_handle(MacroAssembler* _masm, const char* adaptername) PRODUCT_RETURN; 302 static void trace_method_handle(MacroAssembler* _masm, const char* adaptername) PRODUCT_RETURN;
295 303
296 static Register saved_last_sp_register() { 304 static Register saved_last_sp_register() {
297 // Should be in sharedRuntime, not here. 305 // Should be in sharedRuntime, not here.
298 return LP64_ONLY(r13) NOT_LP64(rsi); 306 return LP64_ONLY(r13) NOT_LP64(rsi);