Mercurial > hg > graal-compiler
annotate src/cpu/sparc/vm/interp_masm_sparc.hpp @ 10105:aeaca88565e6
8010862: The Method counter fields used for profiling can be allocated lazily.
Summary: Allocate the method's profiling related metadata until they are needed.
Reviewed-by: coleenp, roland
| author | jiangli |
|---|---|
| date | Tue, 09 Apr 2013 17:17:41 -0400 |
| parents | f0c2369fda5a |
| children | 63e44cdabb91 8cdf3f43f63e |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 1997, 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 | |
| 1972 | 25 #ifndef CPU_SPARC_VM_INTERP_MASM_SPARC_HPP |
| 26 #define CPU_SPARC_VM_INTERP_MASM_SPARC_HPP | |
| 27 | |
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28 #include "asm/macroAssembler.inline.hpp" |
| 1972 | 29 #include "interpreter/invocationCounter.hpp" |
| 30 | |
| 0 | 31 // This file specializes the assember with interpreter-specific macros |
| 32 | |
| 33 REGISTER_DECLARATION( Register, Otos_i , O0); // tos for ints, etc | |
| 34 REGISTER_DECLARATION( Register, Otos_l , O0); // for longs | |
| 35 REGISTER_DECLARATION( Register, Otos_l1, O0); // for 1st part of longs | |
| 36 REGISTER_DECLARATION( Register, Otos_l2, O1); // for 2nd part of longs | |
| 37 REGISTER_DECLARATION(FloatRegister, Ftos_f , F0); // for floats | |
| 38 REGISTER_DECLARATION(FloatRegister, Ftos_d , F0); // for doubles | |
| 39 REGISTER_DECLARATION(FloatRegister, Ftos_d1, F0); // for 1st part of double | |
| 40 REGISTER_DECLARATION(FloatRegister, Ftos_d2, F1); // for 2nd part of double | |
| 41 | |
| 42 #ifndef DONT_USE_REGISTER_DEFINES | |
| 43 #define Otos_i O0 | |
| 44 #define Otos_l O0 | |
| 45 #define Otos_l1 O0 | |
| 46 #define Otos_l2 O1 | |
| 47 #define Ftos_f F0 | |
| 48 #define Ftos_d F0 | |
| 49 #define Ftos_d1 F0 | |
| 50 #define Ftos_d2 F1 | |
| 51 #endif // DONT_USE_REGISTER_DEFINES | |
| 52 | |
| 53 class InterpreterMacroAssembler: public MacroAssembler { | |
| 54 protected: | |
| 55 #ifndef CC_INTERP | |
| 56 // Interpreter specific version of call_VM_base | |
| 57 virtual void call_VM_leaf_base( | |
| 58 Register java_thread, | |
| 59 address entry_point, | |
| 60 int number_of_arguments | |
| 61 ); | |
| 62 | |
| 63 virtual void call_VM_base( | |
| 64 Register oop_result, | |
| 65 Register java_thread, | |
| 66 Register last_java_sp, | |
| 67 address entry_point, | |
| 68 int number_of_arguments, | |
| 69 bool check_exception=true | |
| 70 ); | |
| 71 | |
| 72 virtual void check_and_handle_popframe(Register java_thread); | |
| 73 virtual void check_and_handle_earlyret(Register java_thread); | |
| 74 | |
| 75 // base routine for all dispatches | |
| 76 void dispatch_base(TosState state, address* table); | |
| 77 #endif /* CC_INTERP */ | |
| 78 | |
| 79 public: | |
| 80 InterpreterMacroAssembler(CodeBuffer* c) | |
| 81 : MacroAssembler(c) {} | |
| 82 | |
| 83 #ifndef CC_INTERP | |
| 84 virtual void load_earlyret_value(TosState state); | |
| 85 | |
| 86 static const Address l_tmp ; | |
| 87 static const Address d_tmp ; | |
| 88 #endif /* CC_INTERP */ | |
| 89 | |
| 90 // helper routine for frame allocation/deallocation | |
| 91 // compute the delta by which the caller's SP has to | |
| 92 // be adjusted to accomodate for the non-argument | |
| 93 // locals | |
| 94 void compute_extra_locals_size_in_bytes(Register args_size, Register locals_size, Register delta); | |
| 95 | |
| 96 #ifndef CC_INTERP | |
| 97 | |
| 98 // dispatch routines | |
| 99 void dispatch_prolog(TosState state, int step = 0); | |
| 100 void dispatch_epilog(TosState state, int step = 0); | |
| 101 void dispatch_only(TosState state); | |
| 102 void dispatch_normal(TosState state); | |
| 103 void dispatch_next(TosState state, int step = 0); | |
| 104 void dispatch_next_noverify_oop(TosState state, int step = 0); | |
| 105 void dispatch_via (TosState state, address* table); | |
| 106 | |
| 107 | |
| 108 // Removes the current activation (incl. unlocking of monitors). | |
| 109 // Additionally this code is used for earlyReturn in which case we | |
| 110 // want to skip throwing an exception and installing an exception. | |
| 111 void remove_activation(TosState state, | |
| 112 bool throw_monitor_exception = true, | |
| 113 bool install_monitor_exception = true); | |
| 114 | |
| 115 protected: | |
| 116 void dispatch_Lbyte_code(TosState state, address* table, int bcp_incr = 0, bool verify = true); | |
| 117 #endif /* CC_INTERP */ | |
| 118 | |
| 119 public: | |
| 120 // Super call_VM calls - correspond to MacroAssembler::call_VM(_leaf) calls | |
| 121 void super_call_VM(Register thread_cache, | |
| 122 Register oop_result, | |
| 123 Register last_java_sp, | |
| 124 address entry_point, | |
| 125 Register arg_1, | |
| 126 Register arg_2, | |
| 127 bool check_exception = true); | |
| 128 | |
| 129 #ifndef CC_INTERP | |
| 1295 | 130 void super_call_VM_leaf(Register thread_cache, address entry_point, Register arg_1, Register arg_2); |
| 0 | 131 |
| 132 // Generate a subtype check: branch to ok_is_subtype if sub_klass is | |
| 133 // a subtype of super_klass. Blows registers tmp1, tmp2 and tmp3. | |
| 134 void gen_subtype_check( Register sub_klass, Register super_klass, Register tmp1, Register tmp2, Register tmp3, Label &ok_is_subtype ); | |
| 135 | |
| 136 // helpers for tossing exceptions | |
| 137 void throw_if_not_1_icc( Condition ok_condition, Label& ok ); | |
| 138 void throw_if_not_1_xcc( Condition ok_condition, Label& ok ); | |
| 139 void throw_if_not_1_x ( Condition ok_condition, Label& ok ); // chooses icc or xcc based on _LP64 | |
| 140 | |
| 141 void throw_if_not_2( address throw_entry_point, Register Rscratch, Label& ok); | |
| 142 | |
| 143 void throw_if_not_icc( Condition ok_condition, address throw_entry_point, Register Rscratch ); | |
| 144 void throw_if_not_xcc( Condition ok_condition, address throw_entry_point, Register Rscratch ); | |
| 145 void throw_if_not_x ( Condition ok_condition, address throw_entry_point, Register Rscratch ); | |
| 146 | |
| 147 // helpers for expression stack | |
| 148 | |
| 149 void pop_i( Register r = Otos_i); | |
| 150 void pop_ptr( Register r = Otos_i, Register scratch = O4); | |
| 151 void pop_l( Register r = Otos_l1); | |
| 152 // G4_scratch and Lscratch are used at call sites!! | |
| 153 void pop_f(FloatRegister f = Ftos_f, Register scratch = G1_scratch); | |
| 154 void pop_d(FloatRegister f = Ftos_d1, Register scratch = G1_scratch); | |
| 155 | |
| 156 void push_i( Register r = Otos_i); | |
| 157 void push_ptr( Register r = Otos_i); | |
| 158 void push_l( Register r = Otos_l1); | |
| 159 void push_f(FloatRegister f = Ftos_f); | |
| 160 void push_d(FloatRegister f = Ftos_d1); | |
| 161 | |
| 162 | |
| 163 void pop (TosState state); // transition vtos -> state | |
| 164 void push(TosState state); // transition state -> vtos | |
| 165 void empty_expression_stack(); // resets both Lesp and SP | |
| 166 | |
| 167 #ifdef ASSERT | |
| 168 void verify_sp(Register Rsp, Register Rtemp); | |
| 169 void verify_esp(Register Resp); // verify that Lesp points to a word in the temp stack | |
| 170 #endif // ASSERT | |
| 171 | |
| 172 public: | |
| 173 void if_cmp(Condition cc, bool ptr_compare); | |
| 174 | |
| 175 // Load values from bytecode stream: | |
| 176 | |
| 177 enum signedOrNot { Signed, Unsigned }; | |
| 178 enum setCCOrNot { set_CC, dont_set_CC }; | |
| 179 | |
| 180 void get_2_byte_integer_at_bcp( int bcp_offset, | |
| 181 Register Rtmp, | |
| 182 Register Rdst, | |
| 183 signedOrNot is_signed, | |
| 184 setCCOrNot should_set_CC = dont_set_CC ); | |
| 185 | |
| 186 void get_4_byte_integer_at_bcp( int bcp_offset, | |
| 187 Register Rtmp, | |
| 188 Register Rdst, | |
| 189 setCCOrNot should_set_CC = dont_set_CC ); | |
| 190 | |
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191 // Note: "get_cache_and_index" really means "get the index, use it to get the cache entry, and throw away the index". |
| 1565 | 192 void get_cache_and_index_at_bcp(Register cache, Register tmp, int bcp_offset, size_t index_size = sizeof(u2)); |
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193 void get_cache_and_index_and_bytecode_at_bcp(Register cache, Register temp, Register bytecode, int byte_no, int bcp_offset, size_t index_size = sizeof(u2)); |
| 1565 | 194 void get_cache_entry_pointer_at_bcp(Register cache, Register tmp, int bcp_offset, size_t index_size = sizeof(u2)); |
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195 // Note: This one does not fetch the cache. The first argument is a temp which may be killed. |
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196 void get_cache_index_at_bcp(Register temp, Register index, int bcp_offset, size_t index_size = sizeof(u2)); |
| 0 | 197 |
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198 // load cpool->resolved_references(index); |
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199 void load_resolved_reference_at_index(Register result, Register index); |
| 0 | 200 |
| 201 // common code | |
| 202 | |
| 203 void field_offset_at(int n, Register tmp, Register dest, Register base); | |
| 204 int field_offset_at(Register object, address bcp, int offset); | |
| 205 void fast_iaaccess(int n, address bcp); | |
| 206 void fast_iagetfield(address bcp); | |
| 207 void fast_iaputfield(address bcp, bool do_store_check ); | |
| 208 | |
| 209 void index_check(Register array, Register index, int index_shift, Register tmp, Register res); | |
| 210 void index_check_without_pop(Register array, Register index, int index_shift, Register tmp, Register res); | |
| 211 | |
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212 void get_const(Register Rdst); |
| 0 | 213 void get_constant_pool(Register Rdst); |
| 214 void get_constant_pool_cache(Register Rdst); | |
| 215 void get_cpool_and_tags(Register Rcpool, Register Rtags); | |
| 216 void is_a(Label& L); | |
| 217 | |
| 218 // Load compiled (i2c) or interpreter entry and call from interpreted | |
| 219 void call_from_interpreter(Register target, Register scratch, Register Rret); | |
| 220 | |
| 221 // -------------------------------------------------- | |
| 222 | |
| 223 void unlock_if_synchronized_method(TosState state, bool throw_monitor_exception = true, bool install_monitor_exception = true); | |
| 224 | |
| 225 void add_monitor_to_stack( bool stack_is_empty, | |
| 226 Register Rtemp, | |
| 227 Register Rtemp2 ); | |
| 228 | |
| 229 // Load/store aligned in _LP64 but unaligned otherwise | |
| 230 // These only apply to the Interpreter expression stack and locals! | |
| 231 void load_unaligned_double(Register r1, int offset, FloatRegister d); | |
| 232 void store_unaligned_double(FloatRegister d, Register r1, int offset ); | |
| 233 | |
| 234 // Load/store aligned in _LP64 but unaligned otherwise | |
| 235 void load_unaligned_long(Register r1, int offset, Register d); | |
| 236 void store_unaligned_long(Register d, Register r1, int offset ); | |
| 237 | |
| 238 void access_local_int( Register index, Register dst ); | |
| 239 void access_local_ptr( Register index, Register dst ); | |
| 240 void access_local_returnAddress( Register index, Register dst ); | |
| 241 void access_local_long( Register index, Register dst ); | |
| 242 void access_local_float( Register index, FloatRegister dst ); | |
| 243 void access_local_double( Register index, FloatRegister dst ); | |
| 244 #ifdef ASSERT | |
| 245 void check_for_regarea_stomp( Register Rindex, int offset, Register Rlimit, Register Rscratch, Register Rscratch1); | |
| 246 #endif // ASSERT | |
| 247 void store_local_int( Register index, Register src ); | |
| 1506 | 248 void store_local_ptr( Register index, Register src ); |
| 249 void store_local_ptr( int n, Register src ); | |
| 0 | 250 void store_local_long( Register index, Register src ); |
| 251 void store_local_float( Register index, FloatRegister src ); | |
| 252 void store_local_double( Register index, FloatRegister src ); | |
| 253 | |
| 1506 | 254 // Helpers for swap and dup |
| 255 void load_ptr(int n, Register val); | |
| 256 void store_ptr(int n, Register val); | |
| 0 | 257 |
| 1506 | 258 // Helper for getting receiver in register. |
| 0 | 259 void load_receiver(Register param_count, Register recv); |
| 260 | |
| 261 static int top_most_monitor_byte_offset(); // offset in bytes to top of monitor block | |
| 262 Address top_most_monitor(); | |
| 263 void compute_stack_base( Register Rdest ); | |
| 264 | |
| 265 #endif /* CC_INTERP */ | |
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266 void get_method_counters(Register method, Register Rcounters, Label& skip); |
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267 void increment_invocation_counter( Register Rcounters, Register Rtmp, Register Rtmp2 ); |
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268 void increment_backedge_counter( Register Rcounters, Register Rtmp, Register Rtmp2 ); |
| 0 | 269 #ifndef CC_INTERP |
| 270 void test_backedge_count_for_osr( Register backedge_count, Register branch_bcp, Register Rtmp ); | |
| 271 | |
| 272 #endif /* CC_INTERP */ | |
| 273 // Object locking | |
| 274 void lock_object (Register lock_reg, Register obj_reg); | |
| 275 void unlock_object(Register lock_reg); | |
| 276 | |
| 277 #ifndef CC_INTERP | |
| 278 // Interpreter profiling operations | |
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279 void set_method_data_pointer(); |
| 0 | 280 void set_method_data_pointer_for_bcp(); |
| 281 void test_method_data_pointer(Label& zero_continue); | |
| 282 void verify_method_data_pointer(); | |
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283 void test_invocation_counter_for_mdp(Register invocation_count, Register Rtmp, Label &profile_continue); |
| 0 | 284 |
| 285 void set_mdp_data_at(int constant, Register value); | |
| 286 void increment_mdp_data_at(Address counter, Register bumped_count, | |
| 287 bool decrement = false); | |
| 288 void increment_mdp_data_at(int constant, Register bumped_count, | |
| 289 bool decrement = false); | |
| 290 void increment_mdp_data_at(Register reg, int constant, | |
| 291 Register bumped_count, Register scratch2, | |
| 292 bool decrement = false); | |
| 1783 | 293 void increment_mask_and_jump(Address counter_addr, |
| 294 int increment, int mask, | |
| 295 Register scratch1, Register scratch2, | |
| 296 Condition cond, Label *where); | |
| 0 | 297 void set_mdp_flag_at(int flag_constant, Register scratch); |
| 298 void test_mdp_data_at(int offset, Register value, Label& not_equal_continue, | |
| 299 Register scratch); | |
| 300 | |
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301 void record_klass_in_profile(Register receiver, Register scratch, bool is_virtual_call); |
| 0 | 302 void record_klass_in_profile_helper(Register receiver, Register scratch, |
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303 int start_row, Label& done, bool is_virtual_call); |
| 0 | 304 |
| 305 void update_mdp_by_offset(int offset_of_disp, Register scratch); | |
| 306 void update_mdp_by_offset(Register reg, int offset_of_disp, | |
| 307 Register scratch); | |
| 308 void update_mdp_by_constant(int constant); | |
| 309 void update_mdp_for_ret(TosState state, Register return_bci); | |
| 310 | |
| 311 void profile_taken_branch(Register scratch, Register bumped_count); | |
| 312 void profile_not_taken_branch(Register scratch); | |
| 313 void profile_call(Register scratch); | |
| 314 void profile_final_call(Register scratch); | |
| 1503 | 315 void profile_virtual_call(Register receiver, Register scratch, bool receiver_can_be_null = false); |
| 0 | 316 void profile_ret(TosState state, Register return_bci, Register scratch); |
| 317 void profile_null_seen(Register scratch); | |
| 318 void profile_typecheck(Register klass, Register scratch); | |
| 319 void profile_typecheck_failed(Register scratch); | |
| 320 void profile_switch_default(Register scratch); | |
| 321 void profile_switch_case(Register index, | |
| 322 Register scratch1, | |
| 323 Register scratch2, | |
| 324 Register scratch3); | |
| 325 | |
| 326 // Debugging | |
| 327 void interp_verify_oop(Register reg, TosState state, const char * file, int line); // only if +VerifyOops && state == atos | |
| 328 void verify_oop_or_return_address(Register reg, Register rtmp); // for astore | |
| 329 void verify_FPU(int stack_depth, TosState state = ftos); // only if +VerifyFPU && (state == ftos || state == dtos) | |
| 330 | |
| 331 #endif /* CC_INTERP */ | |
| 332 // support for JVMTI/Dtrace | |
| 333 typedef enum { NotifyJVMTI, SkipNotifyJVMTI } NotifyMethodExitMode; | |
| 334 void notify_method_entry(); | |
| 335 void notify_method_exit( | |
| 336 bool save_result, TosState state, NotifyMethodExitMode mode); | |
| 337 | |
| 338 void save_return_value(TosState state, bool is_native_call); | |
| 339 void restore_return_value(TosState state, bool is_native_call); | |
| 1783 | 340 |
| 0 | 341 }; |
| 1972 | 342 |
| 343 #endif // CPU_SPARC_VM_INTERP_MASM_SPARC_HPP |