Mercurial > hg > truffle
annotate src/cpu/x86/vm/interp_masm_x86_64.hpp @ 3096:8073f5ad1d87
IdealGraphVisualizer: Rename predecessors to "Nodes Above" and successors to "Nodes Below" and actions "Expand Predecessors" and "Expand Successors" to "Expand Above" and "Expand Below" to avoid ambiguity with the Graal concept of successors and predecessors
| author | Peter Hofer <peter.hofer@jku.at> |
|---|---|
| date | Wed, 29 Jun 2011 18:27:14 +0200 |
| parents | f95d63e2154a |
| children | 2e038ad0c1d0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2003, 2010, 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 | |
| 1972 | 25 #ifndef CPU_X86_VM_INTERP_MASM_X86_64_HPP |
| 26 #define CPU_X86_VM_INTERP_MASM_X86_64_HPP | |
| 27 | |
| 28 #include "assembler_x86.inline.hpp" | |
| 29 #include "interpreter/invocationCounter.hpp" | |
| 30 | |
| 0 | 31 // This file specializes the assember with interpreter-specific macros |
| 32 | |
| 33 | |
| 304 | 34 class InterpreterMacroAssembler: public MacroAssembler { |
| 35 #ifndef CC_INTERP | |
| 0 | 36 protected: |
| 37 // Interpreter specific version of call_VM_base | |
| 38 virtual void call_VM_leaf_base(address entry_point, | |
| 39 int number_of_arguments); | |
| 40 | |
| 41 virtual void call_VM_base(Register oop_result, | |
| 42 Register java_thread, | |
| 43 Register last_java_sp, | |
| 44 address entry_point, | |
| 45 int number_of_arguments, | |
| 46 bool check_exceptions); | |
| 47 | |
| 48 virtual void check_and_handle_popframe(Register java_thread); | |
| 49 virtual void check_and_handle_earlyret(Register java_thread); | |
| 50 | |
| 51 // base routine for all dispatches | |
| 52 void dispatch_base(TosState state, address* table, bool verifyoop = true); | |
| 304 | 53 #endif // CC_INTERP |
| 0 | 54 |
| 55 public: | |
| 304 | 56 InterpreterMacroAssembler(CodeBuffer* code) : MacroAssembler(code) {} |
| 0 | 57 |
| 58 void load_earlyret_value(TosState state); | |
| 59 | |
| 304 | 60 #ifdef CC_INTERP |
| 61 void save_bcp() { /* not needed in c++ interpreter and harmless */ } | |
| 62 void restore_bcp() { /* not needed in c++ interpreter and harmless */ } | |
| 63 | |
| 64 // Helpers for runtime call arguments/results | |
| 65 void get_method(Register reg); | |
| 66 | |
| 67 #else | |
| 68 | |
| 0 | 69 // Interpreter-specific registers |
| 304 | 70 void save_bcp() { |
| 71 movptr(Address(rbp, frame::interpreter_frame_bcx_offset * wordSize), r13); | |
| 0 | 72 } |
| 73 | |
| 304 | 74 void restore_bcp() { |
| 75 movptr(r13, Address(rbp, frame::interpreter_frame_bcx_offset * wordSize)); | |
| 0 | 76 } |
| 77 | |
| 304 | 78 void restore_locals() { |
| 79 movptr(r14, Address(rbp, frame::interpreter_frame_locals_offset * wordSize)); | |
| 0 | 80 } |
| 81 | |
| 82 // Helpers for runtime call arguments/results | |
| 304 | 83 void get_method(Register reg) { |
| 84 movptr(reg, Address(rbp, frame::interpreter_frame_method_offset * wordSize)); | |
| 0 | 85 } |
| 86 | |
| 304 | 87 void get_constant_pool(Register reg) { |
| 0 | 88 get_method(reg); |
| 304 | 89 movptr(reg, Address(reg, methodOopDesc::constants_offset())); |
| 0 | 90 } |
| 91 | |
| 304 | 92 void get_constant_pool_cache(Register reg) { |
| 0 | 93 get_constant_pool(reg); |
| 304 | 94 movptr(reg, Address(reg, constantPoolOopDesc::cache_offset_in_bytes())); |
| 0 | 95 } |
| 96 | |
| 304 | 97 void get_cpool_and_tags(Register cpool, Register tags) { |
| 0 | 98 get_constant_pool(cpool); |
| 304 | 99 movptr(tags, Address(cpool, constantPoolOopDesc::tags_offset_in_bytes())); |
| 0 | 100 } |
| 101 | |
| 102 void get_unsigned_2_byte_index_at_bcp(Register reg, int bcp_offset); | |
| 103 void get_cache_and_index_at_bcp(Register cache, Register index, | |
| 1565 | 104 int bcp_offset, size_t index_size = sizeof(u2)); |
| 0 | 105 void get_cache_entry_pointer_at_bcp(Register cache, Register tmp, |
| 1565 | 106 int bcp_offset, size_t index_size = sizeof(u2)); |
| 107 void get_cache_index_at_bcp(Register index, int bcp_offset, size_t index_size = sizeof(u2)); | |
| 0 | 108 |
| 304 | 109 |
| 0 | 110 void pop_ptr(Register r = rax); |
| 111 void pop_i(Register r = rax); | |
| 112 void pop_l(Register r = rax); | |
| 113 void pop_f(XMMRegister r = xmm0); | |
| 114 void pop_d(XMMRegister r = xmm0); | |
| 115 void push_ptr(Register r = rax); | |
| 116 void push_i(Register r = rax); | |
| 117 void push_l(Register r = rax); | |
| 118 void push_f(XMMRegister r = xmm0); | |
| 119 void push_d(XMMRegister r = xmm0); | |
| 120 | |
| 304 | 121 void pop(Register r ) { ((MacroAssembler*)this)->pop(r); } |
| 122 | |
| 123 void push(Register r ) { ((MacroAssembler*)this)->push(r); } | |
| 124 void push(int32_t imm ) { ((MacroAssembler*)this)->push(imm); } | |
| 125 | |
| 0 | 126 void pop(TosState state); // transition vtos -> state |
| 127 void push(TosState state); // transition state -> vtos | |
| 128 | |
| 1506 | 129 void empty_expression_stack() { |
| 304 | 130 movptr(rsp, Address(rbp, frame::interpreter_frame_monitor_block_top_offset * wordSize)); |
| 0 | 131 // NULL last_sp until next java call |
| 304 | 132 movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD); |
| 0 | 133 } |
| 134 | |
| 1506 | 135 // Helpers for swap and dup |
| 136 void load_ptr(int n, Register val); | |
| 137 void store_ptr(int n, Register val); | |
| 138 | |
| 0 | 139 // Super call_VM calls - correspond to MacroAssembler::call_VM(_leaf) calls |
| 140 void super_call_VM_leaf(address entry_point); | |
| 141 void super_call_VM_leaf(address entry_point, Register arg_1); | |
| 142 void super_call_VM_leaf(address entry_point, Register arg_1, Register arg_2); | |
| 143 void super_call_VM_leaf(address entry_point, | |
| 144 Register arg_1, Register arg_2, Register arg_3); | |
| 145 | |
| 146 // Generate a subtype check: branch to ok_is_subtype if sub_klass is | |
| 147 // a subtype of super_klass. | |
| 148 void gen_subtype_check( Register sub_klass, Label &ok_is_subtype ); | |
| 149 | |
| 150 // Dispatching | |
| 151 void dispatch_prolog(TosState state, int step = 0); | |
| 152 void dispatch_epilog(TosState state, int step = 0); | |
| 153 // dispatch via ebx (assume ebx is loaded already) | |
| 154 void dispatch_only(TosState state); | |
| 155 // dispatch normal table via ebx (assume ebx is loaded already) | |
| 156 void dispatch_only_normal(TosState state); | |
| 157 void dispatch_only_noverify(TosState state); | |
| 158 // load ebx from [esi + step] and dispatch via ebx | |
| 159 void dispatch_next(TosState state, int step = 0); | |
| 160 // load ebx from [esi] and dispatch via ebx and table | |
| 161 void dispatch_via (TosState state, address* table); | |
| 162 | |
| 163 // jump to an invoked target | |
| 710 | 164 void prepare_to_jump_from_interpreted(); |
| 0 | 165 void jump_from_interpreted(Register method, Register temp); |
| 166 | |
| 167 | |
| 168 // Returning from interpreted functions | |
| 169 // | |
| 170 // Removes the current activation (incl. unlocking of monitors) | |
| 171 // and sets up the return address. This code is also used for | |
| 172 // exception unwindwing. In that case, we do not want to throw | |
| 173 // IllegalMonitorStateExceptions, since that might get us into an | |
| 174 // infinite rethrow exception loop. | |
| 175 // Additionally this code is used for popFrame and earlyReturn. | |
| 176 // In popFrame case we want to skip throwing an exception, | |
| 177 // installing an exception, and notifying jvmdi. | |
| 178 // In earlyReturn case we only want to skip throwing an exception | |
| 179 // and installing an exception. | |
| 180 void remove_activation(TosState state, Register ret_addr, | |
| 181 bool throw_monitor_exception = true, | |
| 182 bool install_monitor_exception = true, | |
| 183 bool notify_jvmdi = true); | |
| 304 | 184 #endif // CC_INTERP |
| 0 | 185 |
| 186 // Object locking | |
| 187 void lock_object (Register lock_reg); | |
| 188 void unlock_object(Register lock_reg); | |
| 189 | |
| 304 | 190 #ifndef CC_INTERP |
| 191 | |
| 0 | 192 // Interpreter profiling operations |
| 193 void set_method_data_pointer_for_bcp(); | |
| 194 void test_method_data_pointer(Register mdp, Label& zero_continue); | |
| 195 void verify_method_data_pointer(); | |
| 196 | |
| 197 void set_mdp_data_at(Register mdp_in, int constant, Register value); | |
| 198 void increment_mdp_data_at(Address data, bool decrement = false); | |
| 199 void increment_mdp_data_at(Register mdp_in, int constant, | |
| 200 bool decrement = false); | |
| 201 void increment_mdp_data_at(Register mdp_in, Register reg, int constant, | |
| 202 bool decrement = false); | |
| 1783 | 203 void increment_mask_and_jump(Address counter_addr, |
| 204 int increment, int mask, | |
| 205 Register scratch, bool preloaded, | |
| 206 Condition cond, Label* where); | |
| 0 | 207 void set_mdp_flag_at(Register mdp_in, int flag_constant); |
| 208 void test_mdp_data_at(Register mdp_in, int offset, Register value, | |
| 209 Register test_value_out, | |
| 210 Label& not_equal_continue); | |
| 211 | |
| 212 void record_klass_in_profile(Register receiver, Register mdp, | |
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213 Register reg2, bool is_virtual_call); |
| 0 | 214 void record_klass_in_profile_helper(Register receiver, Register mdp, |
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215 Register reg2, int start_row, |
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216 Label& done, bool is_virtual_call); |
| 0 | 217 |
| 218 void update_mdp_by_offset(Register mdp_in, int offset_of_offset); | |
| 219 void update_mdp_by_offset(Register mdp_in, Register reg, int offset_of_disp); | |
| 220 void update_mdp_by_constant(Register mdp_in, int constant); | |
| 221 void update_mdp_for_ret(Register return_bci); | |
| 222 | |
| 223 void profile_taken_branch(Register mdp, Register bumped_count); | |
| 224 void profile_not_taken_branch(Register mdp); | |
| 225 void profile_call(Register mdp); | |
| 226 void profile_final_call(Register mdp); | |
| 227 void profile_virtual_call(Register receiver, Register mdp, | |
| 1108 | 228 Register scratch2, |
| 229 bool receiver_can_be_null = false); | |
| 0 | 230 void profile_ret(Register return_bci, Register mdp); |
| 231 void profile_null_seen(Register mdp); | |
| 232 void profile_typecheck(Register mdp, Register klass, Register scratch); | |
| 233 void profile_typecheck_failed(Register mdp); | |
| 234 void profile_switch_default(Register mdp); | |
| 235 void profile_switch_case(Register index_in_scratch, Register mdp, | |
| 236 Register scratch2); | |
| 237 | |
| 238 // Debugging | |
| 239 // only if +VerifyOops && state == atos | |
| 240 void verify_oop(Register reg, TosState state = atos); | |
| 241 // only if +VerifyFPU && (state == ftos || state == dtos) | |
| 242 void verify_FPU(int stack_depth, TosState state = ftos); | |
| 243 | |
| 304 | 244 #endif // !CC_INTERP |
| 245 | |
| 0 | 246 typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode; |
| 247 | |
| 248 // support for jvmti/dtrace | |
| 249 void notify_method_entry(); | |
| 250 void notify_method_exit(TosState state, NotifyMethodExitMode mode); | |
| 251 }; | |
| 1972 | 252 |
| 253 #endif // CPU_X86_VM_INTERP_MASM_X86_64_HPP |