Mercurial > hg > graal-compiler
annotate src/cpu/x86/vm/interp_masm_x86_64.hpp @ 1206:87684f1a88b5
6614597: Performance variability in jvm2008 xml.validation
Summary: Fix incorrect marking of methods as not compilable.
Reviewed-by: never
| author | kvn |
|---|---|
| date | Mon, 01 Feb 2010 16:49:49 -0800 |
| parents | 85f13cdfbc1d |
| children | 2338d41fbd81 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 710 | 2 * Copyright 2003-2009 Sun Microsystems, Inc. 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 * | |
| 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 // This file specializes the assember with interpreter-specific macros | |
| 26 | |
| 27 | |
| 304 | 28 class InterpreterMacroAssembler: public MacroAssembler { |
| 29 #ifndef CC_INTERP | |
| 0 | 30 protected: |
| 31 // Interpreter specific version of call_VM_base | |
| 32 virtual void call_VM_leaf_base(address entry_point, | |
| 33 int number_of_arguments); | |
| 34 | |
| 35 virtual void call_VM_base(Register oop_result, | |
| 36 Register java_thread, | |
| 37 Register last_java_sp, | |
| 38 address entry_point, | |
| 39 int number_of_arguments, | |
| 40 bool check_exceptions); | |
| 41 | |
| 42 virtual void check_and_handle_popframe(Register java_thread); | |
| 43 virtual void check_and_handle_earlyret(Register java_thread); | |
| 44 | |
| 45 // base routine for all dispatches | |
| 46 void dispatch_base(TosState state, address* table, bool verifyoop = true); | |
| 304 | 47 #endif // CC_INTERP |
| 0 | 48 |
| 49 public: | |
| 304 | 50 InterpreterMacroAssembler(CodeBuffer* code) : MacroAssembler(code) {} |
| 0 | 51 |
| 52 void load_earlyret_value(TosState state); | |
| 53 | |
| 304 | 54 #ifdef CC_INTERP |
| 55 void save_bcp() { /* not needed in c++ interpreter and harmless */ } | |
| 56 void restore_bcp() { /* not needed in c++ interpreter and harmless */ } | |
| 57 | |
| 58 // Helpers for runtime call arguments/results | |
| 59 void get_method(Register reg); | |
| 60 | |
| 61 #else | |
| 62 | |
| 0 | 63 // Interpreter-specific registers |
| 304 | 64 void save_bcp() { |
| 65 movptr(Address(rbp, frame::interpreter_frame_bcx_offset * wordSize), r13); | |
| 0 | 66 } |
| 67 | |
| 304 | 68 void restore_bcp() { |
| 69 movptr(r13, Address(rbp, frame::interpreter_frame_bcx_offset * wordSize)); | |
| 0 | 70 } |
| 71 | |
| 304 | 72 void restore_locals() { |
| 73 movptr(r14, Address(rbp, frame::interpreter_frame_locals_offset * wordSize)); | |
| 0 | 74 } |
| 75 | |
| 76 // Helpers for runtime call arguments/results | |
| 304 | 77 void get_method(Register reg) { |
| 78 movptr(reg, Address(rbp, frame::interpreter_frame_method_offset * wordSize)); | |
| 0 | 79 } |
| 80 | |
| 304 | 81 void get_constant_pool(Register reg) { |
| 0 | 82 get_method(reg); |
| 304 | 83 movptr(reg, Address(reg, methodOopDesc::constants_offset())); |
| 0 | 84 } |
| 85 | |
| 304 | 86 void get_constant_pool_cache(Register reg) { |
| 0 | 87 get_constant_pool(reg); |
| 304 | 88 movptr(reg, Address(reg, constantPoolOopDesc::cache_offset_in_bytes())); |
| 0 | 89 } |
| 90 | |
| 304 | 91 void get_cpool_and_tags(Register cpool, Register tags) { |
| 0 | 92 get_constant_pool(cpool); |
| 304 | 93 movptr(tags, Address(cpool, constantPoolOopDesc::tags_offset_in_bytes())); |
| 0 | 94 } |
| 95 | |
| 96 void get_unsigned_2_byte_index_at_bcp(Register reg, int bcp_offset); | |
| 97 void get_cache_and_index_at_bcp(Register cache, Register index, | |
| 1108 | 98 int bcp_offset, bool giant_index = false); |
| 0 | 99 void get_cache_entry_pointer_at_bcp(Register cache, Register tmp, |
| 1108 | 100 int bcp_offset, bool giant_index = false); |
| 101 void get_cache_index_at_bcp(Register index, int bcp_offset, bool giant_index = false); | |
| 0 | 102 |
| 304 | 103 |
| 0 | 104 void pop_ptr(Register r = rax); |
| 105 void pop_i(Register r = rax); | |
| 106 void pop_l(Register r = rax); | |
| 107 void pop_f(XMMRegister r = xmm0); | |
| 108 void pop_d(XMMRegister r = xmm0); | |
| 109 void push_ptr(Register r = rax); | |
| 110 void push_i(Register r = rax); | |
| 111 void push_l(Register r = rax); | |
| 112 void push_f(XMMRegister r = xmm0); | |
| 113 void push_d(XMMRegister r = xmm0); | |
| 114 | |
| 304 | 115 void pop(Register r ) { ((MacroAssembler*)this)->pop(r); } |
| 116 | |
| 117 void push(Register r ) { ((MacroAssembler*)this)->push(r); } | |
| 118 void push(int32_t imm ) { ((MacroAssembler*)this)->push(imm); } | |
| 119 | |
| 0 | 120 void pop(TosState state); // transition vtos -> state |
| 121 void push(TosState state); // transition state -> vtos | |
| 122 | |
| 123 // Tagged stack support, pop and push both tag and value. | |
| 124 void pop_ptr(Register r, Register tag); | |
| 125 void push_ptr(Register r, Register tag); | |
| 304 | 126 #endif // CC_INTERP |
| 0 | 127 |
| 128 DEBUG_ONLY(void verify_stack_tag(frame::Tag t);) | |
| 129 | |
| 304 | 130 #ifndef CC_INTERP |
| 131 | |
| 0 | 132 // Tagged stack helpers for swap and dup |
| 133 void load_ptr_and_tag(int n, Register val, Register tag); | |
| 134 void store_ptr_and_tag(int n, Register val, Register tag); | |
| 135 | |
| 136 // Tagged Local support | |
| 137 void tag_local(frame::Tag tag, int n); | |
| 138 void tag_local(Register tag, int n); | |
| 139 void tag_local(frame::Tag tag, Register idx); | |
| 140 void tag_local(Register tag, Register idx); | |
| 141 | |
| 142 #ifdef ASSERT | |
| 143 void verify_local_tag(frame::Tag tag, int n); | |
| 144 void verify_local_tag(frame::Tag tag, Register idx); | |
| 145 #endif // ASSERT | |
| 146 | |
| 304 | 147 |
| 0 | 148 void empty_expression_stack() |
| 149 { | |
| 304 | 150 movptr(rsp, Address(rbp, frame::interpreter_frame_monitor_block_top_offset * wordSize)); |
| 0 | 151 // NULL last_sp until next java call |
| 304 | 152 movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD); |
| 0 | 153 } |
| 154 | |
| 155 // Super call_VM calls - correspond to MacroAssembler::call_VM(_leaf) calls | |
| 156 void super_call_VM_leaf(address entry_point); | |
| 157 void super_call_VM_leaf(address entry_point, Register arg_1); | |
| 158 void super_call_VM_leaf(address entry_point, Register arg_1, Register arg_2); | |
| 159 void super_call_VM_leaf(address entry_point, | |
| 160 Register arg_1, Register arg_2, Register arg_3); | |
| 161 | |
| 162 // Generate a subtype check: branch to ok_is_subtype if sub_klass is | |
| 163 // a subtype of super_klass. | |
| 164 void gen_subtype_check( Register sub_klass, Label &ok_is_subtype ); | |
| 165 | |
| 166 // Dispatching | |
| 167 void dispatch_prolog(TosState state, int step = 0); | |
| 168 void dispatch_epilog(TosState state, int step = 0); | |
| 169 // dispatch via ebx (assume ebx is loaded already) | |
| 170 void dispatch_only(TosState state); | |
| 171 // dispatch normal table via ebx (assume ebx is loaded already) | |
| 172 void dispatch_only_normal(TosState state); | |
| 173 void dispatch_only_noverify(TosState state); | |
| 174 // load ebx from [esi + step] and dispatch via ebx | |
| 175 void dispatch_next(TosState state, int step = 0); | |
| 176 // load ebx from [esi] and dispatch via ebx and table | |
| 177 void dispatch_via (TosState state, address* table); | |
| 178 | |
| 179 // jump to an invoked target | |
| 710 | 180 void prepare_to_jump_from_interpreted(); |
| 0 | 181 void jump_from_interpreted(Register method, Register temp); |
| 182 | |
| 183 | |
| 184 // Returning from interpreted functions | |
| 185 // | |
| 186 // Removes the current activation (incl. unlocking of monitors) | |
| 187 // and sets up the return address. This code is also used for | |
| 188 // exception unwindwing. In that case, we do not want to throw | |
| 189 // IllegalMonitorStateExceptions, since that might get us into an | |
| 190 // infinite rethrow exception loop. | |
| 191 // Additionally this code is used for popFrame and earlyReturn. | |
| 192 // In popFrame case we want to skip throwing an exception, | |
| 193 // installing an exception, and notifying jvmdi. | |
| 194 // In earlyReturn case we only want to skip throwing an exception | |
| 195 // and installing an exception. | |
| 196 void remove_activation(TosState state, Register ret_addr, | |
| 197 bool throw_monitor_exception = true, | |
| 198 bool install_monitor_exception = true, | |
| 199 bool notify_jvmdi = true); | |
| 304 | 200 #endif // CC_INTERP |
| 0 | 201 |
| 202 // Object locking | |
| 203 void lock_object (Register lock_reg); | |
| 204 void unlock_object(Register lock_reg); | |
| 205 | |
| 304 | 206 #ifndef CC_INTERP |
| 207 | |
| 0 | 208 // Interpreter profiling operations |
| 209 void set_method_data_pointer_for_bcp(); | |
| 210 void test_method_data_pointer(Register mdp, Label& zero_continue); | |
| 211 void verify_method_data_pointer(); | |
| 212 | |
| 213 void set_mdp_data_at(Register mdp_in, int constant, Register value); | |
| 214 void increment_mdp_data_at(Address data, bool decrement = false); | |
| 215 void increment_mdp_data_at(Register mdp_in, int constant, | |
| 216 bool decrement = false); | |
| 217 void increment_mdp_data_at(Register mdp_in, Register reg, int constant, | |
| 218 bool decrement = false); | |
| 219 void set_mdp_flag_at(Register mdp_in, int flag_constant); | |
| 220 void test_mdp_data_at(Register mdp_in, int offset, Register value, | |
| 221 Register test_value_out, | |
| 222 Label& not_equal_continue); | |
| 223 | |
| 224 void record_klass_in_profile(Register receiver, Register mdp, | |
|
1206
87684f1a88b5
6614597: Performance variability in jvm2008 xml.validation
kvn
parents:
1108
diff
changeset
|
225 Register reg2, bool is_virtual_call); |
| 0 | 226 void record_klass_in_profile_helper(Register receiver, Register mdp, |
|
1206
87684f1a88b5
6614597: Performance variability in jvm2008 xml.validation
kvn
parents:
1108
diff
changeset
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227 Register reg2, int start_row, |
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87684f1a88b5
6614597: Performance variability in jvm2008 xml.validation
kvn
parents:
1108
diff
changeset
|
228 Label& done, bool is_virtual_call); |
| 0 | 229 |
| 230 void update_mdp_by_offset(Register mdp_in, int offset_of_offset); | |
| 231 void update_mdp_by_offset(Register mdp_in, Register reg, int offset_of_disp); | |
| 232 void update_mdp_by_constant(Register mdp_in, int constant); | |
| 233 void update_mdp_for_ret(Register return_bci); | |
| 234 | |
| 235 void profile_taken_branch(Register mdp, Register bumped_count); | |
| 236 void profile_not_taken_branch(Register mdp); | |
| 237 void profile_call(Register mdp); | |
| 238 void profile_final_call(Register mdp); | |
| 239 void profile_virtual_call(Register receiver, Register mdp, | |
| 1108 | 240 Register scratch2, |
| 241 bool receiver_can_be_null = false); | |
| 0 | 242 void profile_ret(Register return_bci, Register mdp); |
| 243 void profile_null_seen(Register mdp); | |
| 244 void profile_typecheck(Register mdp, Register klass, Register scratch); | |
| 245 void profile_typecheck_failed(Register mdp); | |
| 246 void profile_switch_default(Register mdp); | |
| 247 void profile_switch_case(Register index_in_scratch, Register mdp, | |
| 248 Register scratch2); | |
| 249 | |
| 250 // Debugging | |
| 251 // only if +VerifyOops && state == atos | |
| 252 void verify_oop(Register reg, TosState state = atos); | |
| 253 // only if +VerifyFPU && (state == ftos || state == dtos) | |
| 254 void verify_FPU(int stack_depth, TosState state = ftos); | |
| 255 | |
| 304 | 256 #endif // !CC_INTERP |
| 257 | |
| 0 | 258 typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode; |
| 259 | |
| 260 // support for jvmti/dtrace | |
| 261 void notify_method_entry(); | |
| 262 void notify_method_exit(TosState state, NotifyMethodExitMode mode); | |
| 263 }; |