Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/prims/methodHandles.hpp
src/share/vm/prims/methodHandles.hpp
- changeset 2639
- 8033953d67ff
- parent 2497
- 3582bf76420e
- child 2806
- 2a23b1b5a0a8
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| 2638:72dee110246f | 2639:8033953d67ff |
|---|---|
| 35 class Label; | 35 class Label; |
| 36 class MethodHandleEntry; | 36 class MethodHandleEntry; |
| 37 | 37 |
| 38 class MethodHandles: AllStatic { | 38 class MethodHandles: AllStatic { |
| 39 // JVM support for MethodHandle, MethodType, and related types | 39 // JVM support for MethodHandle, MethodType, and related types |
| 40 // in java.dyn and java.dyn.hotspot. | 40 // in java.lang.invoke and sun.invoke. |
| 41 // See also javaClasses for layouts java_dyn_Method{Handle,Type,Type::Form}. | 41 // See also javaClasses for layouts java_lang_invoke_Method{Handle,Type,Type::Form}. |
| 42 public: | 42 public: |
| 43 enum EntryKind { | 43 enum EntryKind { |
| 44 _raise_exception, // stub for error generation from other stubs | 44 _raise_exception, // stub for error generation from other stubs |
| 45 _invokestatic_mh, // how a MH emulates invokestatic | 45 _invokestatic_mh, // how a MH emulates invokestatic |
| 46 _invokespecial_mh, // ditto for the other invokes... | 46 _invokespecial_mh, // ditto for the other invokes... |
| 52 _bound_ref_direct_mh, // same as above, with direct linkage to methodOop | 52 _bound_ref_direct_mh, // same as above, with direct linkage to methodOop |
| 53 _bound_int_direct_mh, | 53 _bound_int_direct_mh, |
| 54 _bound_long_direct_mh, | 54 _bound_long_direct_mh, |
| 55 | 55 |
| 56 _adapter_mh_first, // adapter sequence goes here... | 56 _adapter_mh_first, // adapter sequence goes here... |
| 57 _adapter_retype_only = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_RETYPE_ONLY, | 57 _adapter_retype_only = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY, |
| 58 _adapter_retype_raw = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_RETYPE_RAW, | 58 _adapter_retype_raw = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW, |
| 59 _adapter_check_cast = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_CHECK_CAST, | 59 _adapter_check_cast = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST, |
| 60 _adapter_prim_to_prim = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_PRIM_TO_PRIM, | 60 _adapter_prim_to_prim = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_PRIM, |
| 61 _adapter_ref_to_prim = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_REF_TO_PRIM, | 61 _adapter_ref_to_prim = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_REF_TO_PRIM, |
| 62 _adapter_prim_to_ref = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_PRIM_TO_REF, | 62 _adapter_prim_to_ref = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_REF, |
| 63 _adapter_swap_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_SWAP_ARGS, | 63 _adapter_swap_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS, |
| 64 _adapter_rot_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_ROT_ARGS, | 64 _adapter_rot_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS, |
| 65 _adapter_dup_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_DUP_ARGS, | 65 _adapter_dup_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS, |
| 66 _adapter_drop_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_DROP_ARGS, | 66 _adapter_drop_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS, |
| 67 _adapter_collect_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_COLLECT_ARGS, | 67 _adapter_collect_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_COLLECT_ARGS, |
| 68 _adapter_spread_args = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_SPREAD_ARGS, | 68 _adapter_spread_args = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_SPREAD_ARGS, |
| 69 _adapter_flyby = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_FLYBY, | 69 _adapter_flyby = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_FLYBY, |
| 70 _adapter_ricochet = _adapter_mh_first + sun_dyn_AdapterMethodHandle::OP_RICOCHET, | 70 _adapter_ricochet = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::OP_RICOCHET, |
| 71 _adapter_mh_last = _adapter_mh_first + sun_dyn_AdapterMethodHandle::CONV_OP_LIMIT - 1, | 71 _adapter_mh_last = _adapter_mh_first + java_lang_invoke_AdapterMethodHandle::CONV_OP_LIMIT - 1, |
| 72 | 72 |
| 73 // Optimized adapter types | 73 // Optimized adapter types |
| 74 | 74 |
| 75 // argument list reordering | 75 // argument list reordering |
| 76 _adapter_opt_swap_1, | 76 _adapter_opt_swap_1, |
| 105 public: | 105 public: |
| 106 static bool enabled() { return _enabled; } | 106 static bool enabled() { return _enabled; } |
| 107 static void set_enabled(bool z); | 107 static void set_enabled(bool z); |
| 108 | 108 |
| 109 private: | 109 private: |
| 110 enum { // import sun_dyn_AdapterMethodHandle::CONV_OP_* | 110 enum { // import java_lang_invoke_AdapterMethodHandle::CONV_OP_* |
| 111 CONV_OP_LIMIT = sun_dyn_AdapterMethodHandle::CONV_OP_LIMIT, | 111 CONV_OP_LIMIT = java_lang_invoke_AdapterMethodHandle::CONV_OP_LIMIT, |
| 112 CONV_OP_MASK = sun_dyn_AdapterMethodHandle::CONV_OP_MASK, | 112 CONV_OP_MASK = java_lang_invoke_AdapterMethodHandle::CONV_OP_MASK, |
| 113 CONV_VMINFO_MASK = sun_dyn_AdapterMethodHandle::CONV_VMINFO_MASK, | 113 CONV_VMINFO_MASK = java_lang_invoke_AdapterMethodHandle::CONV_VMINFO_MASK, |
| 114 CONV_VMINFO_SHIFT = sun_dyn_AdapterMethodHandle::CONV_VMINFO_SHIFT, | 114 CONV_VMINFO_SHIFT = java_lang_invoke_AdapterMethodHandle::CONV_VMINFO_SHIFT, |
| 115 CONV_OP_SHIFT = sun_dyn_AdapterMethodHandle::CONV_OP_SHIFT, | 115 CONV_OP_SHIFT = java_lang_invoke_AdapterMethodHandle::CONV_OP_SHIFT, |
| 116 CONV_DEST_TYPE_SHIFT = sun_dyn_AdapterMethodHandle::CONV_DEST_TYPE_SHIFT, | 116 CONV_DEST_TYPE_SHIFT = java_lang_invoke_AdapterMethodHandle::CONV_DEST_TYPE_SHIFT, |
| 117 CONV_SRC_TYPE_SHIFT = sun_dyn_AdapterMethodHandle::CONV_SRC_TYPE_SHIFT, | 117 CONV_SRC_TYPE_SHIFT = java_lang_invoke_AdapterMethodHandle::CONV_SRC_TYPE_SHIFT, |
| 118 CONV_STACK_MOVE_SHIFT = sun_dyn_AdapterMethodHandle::CONV_STACK_MOVE_SHIFT, | 118 CONV_STACK_MOVE_SHIFT = java_lang_invoke_AdapterMethodHandle::CONV_STACK_MOVE_SHIFT, |
| 119 CONV_STACK_MOVE_MASK = sun_dyn_AdapterMethodHandle::CONV_STACK_MOVE_MASK | 119 CONV_STACK_MOVE_MASK = java_lang_invoke_AdapterMethodHandle::CONV_STACK_MOVE_MASK |
| 120 }; | 120 }; |
| 121 | 121 |
| 122 static bool _enabled; | 122 static bool _enabled; |
| 123 static MethodHandleEntry* _entries[_EK_LIMIT]; | 123 static MethodHandleEntry* _entries[_EK_LIMIT]; |
| 124 static const char* _entry_names[_EK_LIMIT+1]; | 124 static const char* _entry_names[_EK_LIMIT+1]; |
| 469 | 469 |
| 470 static Symbol* convert_to_signature(oop type_str, bool polymorphic, TRAPS); | 470 static Symbol* convert_to_signature(oop type_str, bool polymorphic, TRAPS); |
| 471 }; | 471 }; |
| 472 | 472 |
| 473 | 473 |
| 474 // Access methods for the "entry" field of a java.dyn.MethodHandle. | 474 // Access methods for the "entry" field of a java.lang.invoke.MethodHandle. |
| 475 // The field is primarily a jump target for compiled calls. | 475 // The field is primarily a jump target for compiled calls. |
| 476 // However, we squirrel away some nice pointers for other uses, | 476 // However, we squirrel away some nice pointers for other uses, |
| 477 // just before the jump target. | 477 // just before the jump target. |
| 478 // Aspects of a method handle entry: | 478 // Aspects of a method handle entry: |
| 479 // - from_compiled_entry - stub used when compiled code calls the MH | 479 // - from_compiled_entry - stub used when compiled code calls the MH |
