--- old/src/cpu/x86/vm/interp_masm_x86_64.hpp 2015-03-09 16:17:33.105936544 -0400 +++ /dev/null 2015-03-09 13:16:38.565362944 -0400 @@ -1,240 +0,0 @@ -/* - * Copyright (c) 2003, 2014, 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 CC_INTERP - protected: - // Interpreter specific version of call_VM_base - virtual void call_VM_leaf_base(address entry_point, - int number_of_arguments); - - virtual void call_VM_base(Register oop_result, - Register java_thread, - Register last_java_sp, - address entry_point, - int number_of_arguments, - bool check_exceptions); - - virtual void check_and_handle_popframe(Register java_thread); - virtual void check_and_handle_earlyret(Register java_thread); - - // base routine for all dispatches - void dispatch_base(TosState state, address* table, bool verifyoop = true); -#endif // CC_INTERP - - public: - InterpreterMacroAssembler(CodeBuffer* code) : MacroAssembler(code), _locals_register(r14), _bcp_register(r13) {} - - void load_earlyret_value(TosState state); - -#ifdef CC_INTERP - void save_bcp() { /* not needed in c++ interpreter and harmless */ } - void restore_bcp() { /* not needed in c++ interpreter and harmless */ } - - // Helpers for runtime call arguments/results - void get_method(Register reg); - -#else - - // Interpreter-specific registers - void save_bcp() { - movptr(Address(rbp, frame::interpreter_frame_bcp_offset * wordSize), r13); - } - - void restore_bcp() { - movptr(r13, Address(rbp, frame::interpreter_frame_bcp_offset * wordSize)); - } - - void restore_locals() { - movptr(r14, Address(rbp, frame::interpreter_frame_locals_offset * wordSize)); - } - - // Helpers for runtime call arguments/results - void get_method(Register reg) { - movptr(reg, Address(rbp, frame::interpreter_frame_method_offset * wordSize)); - } - - void get_const(Register reg) { - get_method(reg); - movptr(reg, Address(reg, Method::const_offset())); - } - - void get_constant_pool(Register reg) { - get_const(reg); - movptr(reg, Address(reg, ConstMethod::constants_offset())); - } - - void get_constant_pool_cache(Register reg) { - get_constant_pool(reg); - movptr(reg, Address(reg, ConstantPool::cache_offset_in_bytes())); - } - - void get_cpool_and_tags(Register cpool, Register tags) { - get_constant_pool(cpool); - movptr(tags, Address(cpool, ConstantPool::tags_offset_in_bytes())); - } - - void get_unsigned_2_byte_index_at_bcp(Register reg, int bcp_offset); - void get_cache_and_index_at_bcp(Register cache, Register index, int bcp_offset, size_t index_size = sizeof(u2)); - void get_cache_and_index_and_bytecode_at_bcp(Register cache, Register index, Register bytecode, int byte_no, int bcp_offset, size_t index_size = sizeof(u2)); - void get_cache_entry_pointer_at_bcp(Register cache, Register tmp, int bcp_offset, size_t index_size = sizeof(u2)); - void get_cache_index_at_bcp(Register index, int bcp_offset, size_t index_size = sizeof(u2)); - - // load cpool->resolved_references(index); - void load_resolved_reference_at_index(Register result, Register index); - - void pop_ptr(Register r = rax); - void pop_i(Register r = rax); - void pop_l(Register r = rax); - void pop_f(XMMRegister r = xmm0); - void pop_d(XMMRegister r = xmm0); - void push_ptr(Register r = rax); - void push_i(Register r = rax); - void push_l(Register r = rax); - void push_f(XMMRegister r = xmm0); - void push_d(XMMRegister r = xmm0); - - void pop(Register r ) { ((MacroAssembler*)this)->pop(r); } - - void push(Register r ) { ((MacroAssembler*)this)->push(r); } - void push(int32_t imm ) { ((MacroAssembler*)this)->push(imm); } - - void pop(TosState state); // transition vtos -> state - void push(TosState state); // transition state -> vtos - - void empty_expression_stack() { - movptr(rsp, Address(rbp, frame::interpreter_frame_monitor_block_top_offset * wordSize)); - // NULL last_sp until next java call - movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD); - } - - // Helpers for swap and dup - void load_ptr(int n, Register val); - void store_ptr(int n, Register val); - - // Generate a subtype check: branch to ok_is_subtype if sub_klass is - // a subtype of super_klass. - void gen_subtype_check( Register sub_klass, Label &ok_is_subtype ); - - // Dispatching - void dispatch_prolog(TosState state, int step = 0); - void dispatch_epilog(TosState state, int step = 0); - // dispatch via ebx (assume ebx is loaded already) - void dispatch_only(TosState state); - // dispatch normal table via ebx (assume ebx is loaded already) - void dispatch_only_normal(TosState state); - void dispatch_only_noverify(TosState state); - // load ebx from [esi + step] and dispatch via ebx - void dispatch_next(TosState state, int step = 0); - // load ebx from [esi] and dispatch via ebx and table - void dispatch_via (TosState state, address* table); - - // jump to an invoked target - void prepare_to_jump_from_interpreted(); - void jump_from_interpreted(Register method, Register temp); - - - // Returning from interpreted functions - // - // Removes the current activation (incl. unlocking of monitors) - // and sets up the return address. This code is also used for - // exception unwindwing. In that case, we do not want to throw - // IllegalMonitorStateExceptions, since that might get us into an - // infinite rethrow exception loop. - // Additionally this code is used for popFrame and earlyReturn. - // In popFrame case we want to skip throwing an exception, - // installing an exception, and notifying jvmdi. - // In earlyReturn case we only want to skip throwing an exception - // and installing an exception. - void remove_activation(TosState state, Register ret_addr, - bool throw_monitor_exception = true, - bool install_monitor_exception = true, - bool notify_jvmdi = true); -#endif // CC_INTERP - void get_method_counters(Register method, Register mcs, Label& skip); - - // Object locking - void lock_object (Register lock_reg); - void unlock_object(Register lock_reg); - -#ifndef CC_INTERP - - // Interpreter profiling operations - void set_method_data_pointer_for_bcp(); - void test_method_data_pointer(Register mdp, Label& zero_continue); - void verify_method_data_pointer(); - - void set_mdp_data_at(Register mdp_in, int constant, Register value); - void increment_mdp_data_at(Address data, bool decrement = false); - void increment_mdp_data_at(Register mdp_in, int constant, - bool decrement = false); - void increment_mdp_data_at(Register mdp_in, Register reg, int constant, - bool decrement = false); - void increment_mask_and_jump(Address counter_addr, - int increment, Address mask, - Register scratch, bool preloaded, - Condition cond, Label* where); - void set_mdp_flag_at(Register mdp_in, int flag_constant); - void test_mdp_data_at(Register mdp_in, int offset, Register value, - Register test_value_out, - Label& not_equal_continue); - - void record_klass_in_profile(Register receiver, Register mdp, - Register reg2, bool is_virtual_call); - void record_klass_in_profile_helper(Register receiver, Register mdp, - Register reg2, int start_row, - Label& done, bool is_virtual_call); - - void update_mdp_by_offset(Register mdp_in, int offset_of_offset); - void update_mdp_by_offset(Register mdp_in, Register reg, int offset_of_disp); - void update_mdp_by_constant(Register mdp_in, int constant); - void update_mdp_for_ret(Register return_bci); - - void profile_taken_branch(Register mdp, Register bumped_count); - void profile_not_taken_branch(Register mdp); - void profile_call(Register mdp); - void profile_final_call(Register mdp); - void profile_virtual_call(Register receiver, Register mdp, - Register scratch2, - bool receiver_can_be_null = false); - void profile_ret(Register return_bci, Register mdp); - void profile_null_seen(Register mdp); - void profile_typecheck(Register mdp, Register klass, Register scratch); - void profile_typecheck_failed(Register mdp); - void profile_switch_default(Register mdp); - void profile_switch_case(Register index_in_scratch, Register mdp, - Register scratch2); - - // Debugging - // only if +VerifyOops && state == atos - void verify_oop(Register reg, TosState state = atos); - // only if +VerifyFPU && (state == ftos || state == dtos) - void verify_FPU(int stack_depth, TosState state = ftos); - -#endif // !CC_INTERP - - typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode; - - // support for jvmti/dtrace - void notify_method_entry(); - void notify_method_exit(TosState state, NotifyMethodExitMode mode);