Mercurial > hg > graal-compiler
annotate src/cpu/x86/vm/interp_masm_x86_64.hpp @ 17527:100ddcb2119f
Merge
author | asaha |
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date | Sun, 08 Dec 2013 21:59:26 -0800 |
parents | 5ccbab1c69f3 |
children | 096c224171c4 d3f14809b051 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
304 | 25 #ifndef CC_INTERP |
0 | 26 protected: |
27 // Interpreter specific version of call_VM_base | |
28 virtual void call_VM_leaf_base(address entry_point, | |
29 int number_of_arguments); | |
30 | |
31 virtual void call_VM_base(Register oop_result, | |
32 Register java_thread, | |
33 Register last_java_sp, | |
34 address entry_point, | |
35 int number_of_arguments, | |
36 bool check_exceptions); | |
37 | |
38 virtual void check_and_handle_popframe(Register java_thread); | |
39 virtual void check_and_handle_earlyret(Register java_thread); | |
40 | |
41 // base routine for all dispatches | |
42 void dispatch_base(TosState state, address* table, bool verifyoop = true); | |
304 | 43 #endif // CC_INTERP |
0 | 44 |
45 public: | |
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46 InterpreterMacroAssembler(CodeBuffer* code) : MacroAssembler(code), _locals_register(r14), _bcp_register(r13) {} |
0 | 47 |
48 void load_earlyret_value(TosState state); | |
49 | |
304 | 50 #ifdef CC_INTERP |
51 void save_bcp() { /* not needed in c++ interpreter and harmless */ } | |
52 void restore_bcp() { /* not needed in c++ interpreter and harmless */ } | |
53 | |
54 // Helpers for runtime call arguments/results | |
55 void get_method(Register reg); | |
56 | |
57 #else | |
58 | |
0 | 59 // Interpreter-specific registers |
304 | 60 void save_bcp() { |
61 movptr(Address(rbp, frame::interpreter_frame_bcx_offset * wordSize), r13); | |
0 | 62 } |
63 | |
304 | 64 void restore_bcp() { |
65 movptr(r13, Address(rbp, frame::interpreter_frame_bcx_offset * wordSize)); | |
0 | 66 } |
67 | |
304 | 68 void restore_locals() { |
69 movptr(r14, Address(rbp, frame::interpreter_frame_locals_offset * wordSize)); | |
0 | 70 } |
71 | |
72 // Helpers for runtime call arguments/results | |
304 | 73 void get_method(Register reg) { |
74 movptr(reg, Address(rbp, frame::interpreter_frame_method_offset * wordSize)); | |
0 | 75 } |
76 | |
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77 void get_const(Register reg) { |
0 | 78 get_method(reg); |
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79 movptr(reg, Address(reg, Method::const_offset())); |
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80 } |
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81 |
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82 void get_constant_pool(Register reg) { |
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83 get_const(reg); |
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84 movptr(reg, Address(reg, ConstMethod::constants_offset())); |
0 | 85 } |
86 | |
304 | 87 void get_constant_pool_cache(Register reg) { |
0 | 88 get_constant_pool(reg); |
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89 movptr(reg, Address(reg, ConstantPool::cache_offset_in_bytes())); |
0 | 90 } |
91 | |
304 | 92 void get_cpool_and_tags(Register cpool, Register tags) { |
0 | 93 get_constant_pool(cpool); |
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94 movptr(tags, Address(cpool, ConstantPool::tags_offset_in_bytes())); |
0 | 95 } |
96 | |
97 void get_unsigned_2_byte_index_at_bcp(Register reg, int bcp_offset); | |
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98 void get_cache_and_index_at_bcp(Register cache, Register index, int bcp_offset, size_t index_size = sizeof(u2)); |
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99 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)); |
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100 void get_cache_entry_pointer_at_bcp(Register cache, Register tmp, int bcp_offset, size_t index_size = sizeof(u2)); |
1565 | 101 void get_cache_index_at_bcp(Register index, int bcp_offset, size_t index_size = sizeof(u2)); |
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102 void get_method_counters(Register method, Register mcs, Label& skip); |
0 | 103 |
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104 // load cpool->resolved_references(index); |
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105 void load_resolved_reference_at_index(Register result, Register index); |
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106 |
0 | 107 void pop_ptr(Register r = rax); |
108 void pop_i(Register r = rax); | |
109 void pop_l(Register r = rax); | |
110 void pop_f(XMMRegister r = xmm0); | |
111 void pop_d(XMMRegister r = xmm0); | |
112 void push_ptr(Register r = rax); | |
113 void push_i(Register r = rax); | |
114 void push_l(Register r = rax); | |
115 void push_f(XMMRegister r = xmm0); | |
116 void push_d(XMMRegister r = xmm0); | |
117 | |
304 | 118 void pop(Register r ) { ((MacroAssembler*)this)->pop(r); } |
119 | |
120 void push(Register r ) { ((MacroAssembler*)this)->push(r); } | |
121 void push(int32_t imm ) { ((MacroAssembler*)this)->push(imm); } | |
122 | |
0 | 123 void pop(TosState state); // transition vtos -> state |
124 void push(TosState state); // transition state -> vtos | |
125 | |
1506 | 126 void empty_expression_stack() { |
304 | 127 movptr(rsp, Address(rbp, frame::interpreter_frame_monitor_block_top_offset * wordSize)); |
0 | 128 // NULL last_sp until next java call |
304 | 129 movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD); |
0 | 130 } |
131 | |
1506 | 132 // Helpers for swap and dup |
133 void load_ptr(int n, Register val); | |
134 void store_ptr(int n, Register val); | |
135 | |
0 | 136 // Generate a subtype check: branch to ok_is_subtype if sub_klass is |
137 // a subtype of super_klass. | |
138 void gen_subtype_check( Register sub_klass, Label &ok_is_subtype ); | |
139 | |
140 // Dispatching | |
141 void dispatch_prolog(TosState state, int step = 0); | |
142 void dispatch_epilog(TosState state, int step = 0); | |
143 // dispatch via ebx (assume ebx is loaded already) | |
144 void dispatch_only(TosState state); | |
145 // dispatch normal table via ebx (assume ebx is loaded already) | |
146 void dispatch_only_normal(TosState state); | |
147 void dispatch_only_noverify(TosState state); | |
148 // load ebx from [esi + step] and dispatch via ebx | |
149 void dispatch_next(TosState state, int step = 0); | |
150 // load ebx from [esi] and dispatch via ebx and table | |
151 void dispatch_via (TosState state, address* table); | |
152 | |
153 // jump to an invoked target | |
710 | 154 void prepare_to_jump_from_interpreted(); |
0 | 155 void jump_from_interpreted(Register method, Register temp); |
156 | |
157 | |
158 // Returning from interpreted functions | |
159 // | |
160 // Removes the current activation (incl. unlocking of monitors) | |
161 // and sets up the return address. This code is also used for | |
162 // exception unwindwing. In that case, we do not want to throw | |
163 // IllegalMonitorStateExceptions, since that might get us into an | |
164 // infinite rethrow exception loop. | |
165 // Additionally this code is used for popFrame and earlyReturn. | |
166 // In popFrame case we want to skip throwing an exception, | |
167 // installing an exception, and notifying jvmdi. | |
168 // In earlyReturn case we only want to skip throwing an exception | |
169 // and installing an exception. | |
170 void remove_activation(TosState state, Register ret_addr, | |
171 bool throw_monitor_exception = true, | |
172 bool install_monitor_exception = true, | |
173 bool notify_jvmdi = true); | |
304 | 174 #endif // CC_INTERP |
0 | 175 |
176 // Object locking | |
177 void lock_object (Register lock_reg); | |
178 void unlock_object(Register lock_reg); | |
179 | |
304 | 180 #ifndef CC_INTERP |
181 | |
0 | 182 // Interpreter profiling operations |
183 void set_method_data_pointer_for_bcp(); | |
184 void test_method_data_pointer(Register mdp, Label& zero_continue); | |
185 void verify_method_data_pointer(); | |
186 | |
187 void set_mdp_data_at(Register mdp_in, int constant, Register value); | |
188 void increment_mdp_data_at(Address data, bool decrement = false); | |
189 void increment_mdp_data_at(Register mdp_in, int constant, | |
190 bool decrement = false); | |
191 void increment_mdp_data_at(Register mdp_in, Register reg, int constant, | |
192 bool decrement = false); | |
1783 | 193 void increment_mask_and_jump(Address counter_addr, |
194 int increment, int mask, | |
195 Register scratch, bool preloaded, | |
196 Condition cond, Label* where); | |
0 | 197 void set_mdp_flag_at(Register mdp_in, int flag_constant); |
198 void test_mdp_data_at(Register mdp_in, int offset, Register value, | |
199 Register test_value_out, | |
200 Label& not_equal_continue); | |
201 | |
202 void record_klass_in_profile(Register receiver, Register mdp, | |
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203 Register reg2, bool is_virtual_call); |
0 | 204 void record_klass_in_profile_helper(Register receiver, Register mdp, |
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205 Register reg2, int start_row, |
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206 Label& done, bool is_virtual_call); |
0 | 207 |
208 void update_mdp_by_offset(Register mdp_in, int offset_of_offset); | |
209 void update_mdp_by_offset(Register mdp_in, Register reg, int offset_of_disp); | |
210 void update_mdp_by_constant(Register mdp_in, int constant); | |
211 void update_mdp_for_ret(Register return_bci); | |
212 | |
213 void profile_taken_branch(Register mdp, Register bumped_count); | |
214 void profile_not_taken_branch(Register mdp); | |
215 void profile_call(Register mdp); | |
216 void profile_final_call(Register mdp); | |
217 void profile_virtual_call(Register receiver, Register mdp, | |
1108 | 218 Register scratch2, |
219 bool receiver_can_be_null = false); | |
0 | 220 void profile_ret(Register return_bci, Register mdp); |
221 void profile_null_seen(Register mdp); | |
222 void profile_typecheck(Register mdp, Register klass, Register scratch); | |
223 void profile_typecheck_failed(Register mdp); | |
224 void profile_switch_default(Register mdp); | |
225 void profile_switch_case(Register index_in_scratch, Register mdp, | |
226 Register scratch2); | |
227 | |
228 // Debugging | |
229 // only if +VerifyOops && state == atos | |
230 void verify_oop(Register reg, TosState state = atos); | |
231 // only if +VerifyFPU && (state == ftos || state == dtos) | |
232 void verify_FPU(int stack_depth, TosState state = ftos); | |
233 | |
304 | 234 #endif // !CC_INTERP |
235 | |
0 | 236 typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode; |
237 | |
238 // support for jvmti/dtrace | |
239 void notify_method_entry(); | |
240 void notify_method_exit(TosState state, NotifyMethodExitMode mode); |