| /* |
| * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |
| #define SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |
| |
| // This file contains the platform-independent parts |
| // of the template interpreter generator. |
| |
| #ifndef CC_INTERP |
| |
| class TemplateInterpreterGenerator: public AbstractInterpreterGenerator { |
| protected: |
| |
| // entry points for shared code sequence |
| address _unimplemented_bytecode; |
| address _illegal_bytecode_sequence; |
| |
| // shared code sequences |
| // Converter for native abi result to tosca result |
| address generate_result_handler_for(BasicType type); |
| address generate_slow_signature_handler(); |
| address generate_error_exit(const char* msg); |
| address generate_StackOverflowError_handler(); |
| address generate_exception_handler(const char* name, const char* message) { |
| return generate_exception_handler_common(name, message, false); |
| } |
| address generate_klass_exception_handler(const char* name) { |
| return generate_exception_handler_common(name, NULL, true); |
| } |
| address generate_exception_handler_common(const char* name, const char* message, bool pass_oop); |
| address generate_ClassCastException_handler(); |
| address generate_ArrayIndexOutOfBounds_handler(const char* name); |
| address generate_return_entry_for(TosState state, int step, size_t index_size); |
| address generate_earlyret_entry_for(TosState state); |
| address generate_deopt_entry_for(TosState state, int step); |
| address generate_safept_entry_for(TosState state, address runtime_entry); |
| void generate_throw_exception(); |
| |
| void lock_method(); |
| |
| void bang_stack_shadow_pages(bool native_call); |
| |
| // Instruction generation |
| void generate_and_dispatch (Template* t, TosState tos_out = ilgl); |
| void set_vtos_entry_points (Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep); |
| void set_short_entry_points(Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep); |
| void set_wide_entry_point (Template* t, address& wep); |
| |
| void set_entry_points(Bytecodes::Code code); |
| void set_unimplemented(int i); |
| void set_entry_points_for_all_bytes(); |
| void set_safepoints_for_all_bytes(); |
| |
| // Helpers for generate_and_dispatch |
| address generate_trace_code(TosState state) PRODUCT_RETURN0; |
| void count_bytecode() PRODUCT_RETURN; |
| void histogram_bytecode(Template* t) PRODUCT_RETURN; |
| void histogram_bytecode_pair(Template* t) PRODUCT_RETURN; |
| void trace_bytecode(Template* t) PRODUCT_RETURN; |
| void stop_interpreter_at() PRODUCT_RETURN; |
| |
| void generate_all(); |
| |
| // entry point generator |
| address generate_method_entry(AbstractInterpreter::MethodKind kind); |
| |
| address generate_normal_entry(bool synchronized); |
| address generate_native_entry(bool synchronized); |
| address generate_abstract_entry(void); |
| address generate_math_entry(AbstractInterpreter::MethodKind kind); |
| address generate_Reference_get_entry(); |
| address generate_CRC32_update_entry(); |
| address generate_CRC32_updateBytes_entry(AbstractInterpreter::MethodKind kind); |
| address generate_CRC32C_updateBytes_entry(AbstractInterpreter::MethodKind kind); |
| #ifdef IA32 |
| address generate_Float_intBitsToFloat_entry(); |
| address generate_Float_floatToRawIntBits_entry(); |
| address generate_Double_longBitsToDouble_entry(); |
| address generate_Double_doubleToRawLongBits_entry(); |
| #endif // IA32 |
| // Some platforms don't need registers, other need two. Unused function is |
| // left unimplemented. |
| void generate_stack_overflow_check(void); |
| void generate_stack_overflow_check(Register Rframe_size, Register Rscratch); |
| |
| void generate_counter_incr(Label* overflow, Label* profile_method, Label* profile_method_continue); |
| void generate_counter_overflow(Label& continue_entry); |
| |
| void generate_fixed_frame(bool native_call); |
| #ifdef SPARC |
| void save_native_result(void); |
| void restore_native_result(void); |
| #endif // SPARC |
| |
| #ifdef AARCH64 |
| void generate_transcendental_entry(AbstractInterpreter::MethodKind kind, int fpargs); |
| #endif // AARCH64 |
| |
| #ifdef PPC |
| void lock_method(Register Rflags, Register Rscratch1, Register Rscratch2, bool flags_preloaded=false); |
| void generate_fixed_frame(bool native_call, Register Rsize_of_parameters, Register Rsize_of_locals); |
| #endif // PPC |
| |
| public: |
| TemplateInterpreterGenerator(StubQueue* _code); |
| }; |
| |
| #endif // !CC_INTERP |
| |
| #endif // SHARE_VM_INTERPRETER_TEMPLATEINTERPRETERGENERATOR_HPP |