Wed, 15 Apr 2020 11:49:55 +0800
Merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * Copyright 2012, 2014 SAP AG. All rights reserved. |
aoqi@0 | 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 5 | * |
aoqi@0 | 6 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 7 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 8 | * published by the Free Software Foundation. |
aoqi@0 | 9 | * |
aoqi@0 | 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 13 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 14 | * accompanied this code). |
aoqi@0 | 15 | * |
aoqi@0 | 16 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 19 | * |
aoqi@0 | 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 21 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 22 | * questions. |
aoqi@0 | 23 | * |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | #ifndef CPU_PPC_VM_FRAME_PPC_INLINE_HPP |
aoqi@0 | 27 | #define CPU_PPC_VM_FRAME_PPC_INLINE_HPP |
aoqi@0 | 28 | |
aoqi@0 | 29 | #include "code/codeCache.hpp" |
aoqi@0 | 30 | |
aoqi@0 | 31 | // Inline functions for ppc64 frames: |
aoqi@0 | 32 | |
aoqi@0 | 33 | // Find codeblob and set deopt_state. |
aoqi@0 | 34 | inline void frame::find_codeblob_and_set_pc_and_deopt_state(address pc) { |
aoqi@0 | 35 | assert(pc != NULL, "precondition: must have PC"); |
aoqi@0 | 36 | |
aoqi@0 | 37 | _cb = CodeCache::find_blob(pc); |
aoqi@0 | 38 | _pc = pc; // Must be set for get_deopt_original_pc() |
aoqi@0 | 39 | |
aoqi@0 | 40 | _fp = (intptr_t*)own_abi()->callers_sp; |
aoqi@0 | 41 | // Use _fp - frame_size, needs to be done between _cb and _pc initialization |
aoqi@0 | 42 | // and get_deopt_original_pc. |
aoqi@0 | 43 | adjust_unextended_sp(); |
aoqi@0 | 44 | |
aoqi@0 | 45 | address original_pc = nmethod::get_deopt_original_pc(this); |
aoqi@0 | 46 | if (original_pc != NULL) { |
aoqi@0 | 47 | _pc = original_pc; |
aoqi@0 | 48 | _deopt_state = is_deoptimized; |
aoqi@0 | 49 | } else { |
aoqi@0 | 50 | _deopt_state = not_deoptimized; |
aoqi@0 | 51 | } |
aoqi@0 | 52 | |
aoqi@0 | 53 | assert(((uint64_t)_sp & 0xf) == 0, "SP must be 16-byte aligned"); |
aoqi@0 | 54 | } |
aoqi@0 | 55 | |
aoqi@0 | 56 | // Constructors |
aoqi@0 | 57 | |
aoqi@0 | 58 | // Initialize all fields, _unextended_sp will be adjusted in find_codeblob_and_set_pc_and_deopt_state. |
aoqi@0 | 59 | inline frame::frame() : _sp(NULL), _unextended_sp(NULL), _fp(NULL), _cb(NULL), _pc(NULL), _deopt_state(unknown) {} |
aoqi@0 | 60 | |
aoqi@0 | 61 | inline frame::frame(intptr_t* sp) : _sp(sp), _unextended_sp(sp) { |
aoqi@0 | 62 | find_codeblob_and_set_pc_and_deopt_state((address)own_abi()->lr); // also sets _fp and adjusts _unextended_sp |
aoqi@0 | 63 | } |
aoqi@0 | 64 | |
aoqi@0 | 65 | inline frame::frame(intptr_t* sp, address pc) : _sp(sp), _unextended_sp(sp) { |
aoqi@0 | 66 | find_codeblob_and_set_pc_and_deopt_state(pc); // also sets _fp and adjusts _unextended_sp |
aoqi@0 | 67 | } |
aoqi@0 | 68 | |
aoqi@0 | 69 | inline frame::frame(intptr_t* sp, address pc, intptr_t* unextended_sp) : _sp(sp), _unextended_sp(unextended_sp) { |
aoqi@0 | 70 | find_codeblob_and_set_pc_and_deopt_state(pc); // also sets _fp and adjusts _unextended_sp |
aoqi@0 | 71 | } |
aoqi@0 | 72 | |
aoqi@0 | 73 | // Accessors |
aoqi@0 | 74 | |
aoqi@0 | 75 | // Return unique id for this frame. The id must have a value where we |
aoqi@0 | 76 | // can distinguish identity and younger/older relationship. NULL |
aoqi@0 | 77 | // represents an invalid (incomparable) frame. |
aoqi@0 | 78 | inline intptr_t* frame::id(void) const { |
aoqi@0 | 79 | // Use _fp. _sp or _unextended_sp wouldn't be correct due to resizing. |
aoqi@0 | 80 | return _fp; |
aoqi@0 | 81 | } |
aoqi@0 | 82 | |
aoqi@0 | 83 | // Return true if this frame is older (less recent activation) than |
aoqi@0 | 84 | // the frame represented by id. |
aoqi@0 | 85 | inline bool frame::is_older(intptr_t* id) const { |
aoqi@0 | 86 | assert(this->id() != NULL && id != NULL, "NULL frame id"); |
aoqi@0 | 87 | // Stack grows towards smaller addresses on ppc64. |
aoqi@0 | 88 | return this->id() > id; |
aoqi@0 | 89 | } |
aoqi@0 | 90 | |
aoqi@0 | 91 | inline int frame::frame_size(RegisterMap* map) const { |
aoqi@0 | 92 | // Stack grows towards smaller addresses on PPC64: sender is at a higher address. |
aoqi@0 | 93 | return sender_sp() - sp(); |
aoqi@0 | 94 | } |
aoqi@0 | 95 | |
aoqi@0 | 96 | // Return the frame's stack pointer before it has been extended by a |
aoqi@0 | 97 | // c2i adapter. This is needed by deoptimization for ignoring c2i adapter |
aoqi@0 | 98 | // frames. |
aoqi@0 | 99 | inline intptr_t* frame::unextended_sp() const { |
aoqi@0 | 100 | return _unextended_sp; |
aoqi@0 | 101 | } |
aoqi@0 | 102 | |
aoqi@0 | 103 | // All frames have this field. |
aoqi@0 | 104 | inline address frame::sender_pc() const { |
aoqi@0 | 105 | return (address)callers_abi()->lr; |
aoqi@0 | 106 | } |
aoqi@0 | 107 | inline address* frame::sender_pc_addr() const { |
aoqi@0 | 108 | return (address*)&(callers_abi()->lr); |
aoqi@0 | 109 | } |
aoqi@0 | 110 | |
aoqi@0 | 111 | // All frames have this field. |
aoqi@0 | 112 | inline intptr_t* frame::sender_sp() const { |
aoqi@0 | 113 | return (intptr_t*)callers_abi(); |
aoqi@0 | 114 | } |
aoqi@0 | 115 | |
aoqi@0 | 116 | // All frames have this field. |
aoqi@0 | 117 | inline intptr_t* frame::link() const { |
aoqi@0 | 118 | return (intptr_t*)callers_abi()->callers_sp; |
aoqi@0 | 119 | } |
aoqi@0 | 120 | |
aoqi@0 | 121 | inline intptr_t* frame::real_fp() const { |
aoqi@0 | 122 | return fp(); |
aoqi@0 | 123 | } |
aoqi@0 | 124 | |
aoqi@0 | 125 | #ifdef CC_INTERP |
aoqi@0 | 126 | |
aoqi@0 | 127 | inline interpreterState frame::get_interpreterState() const { |
aoqi@0 | 128 | return (interpreterState)(((address)callers_abi()) |
aoqi@0 | 129 | - frame::interpreter_frame_cinterpreterstate_size_in_bytes()); |
aoqi@0 | 130 | } |
aoqi@0 | 131 | |
aoqi@0 | 132 | inline intptr_t** frame::interpreter_frame_locals_addr() const { |
aoqi@0 | 133 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 134 | return (intptr_t**)&istate->_locals; |
aoqi@0 | 135 | } |
aoqi@0 | 136 | |
aoqi@0 | 137 | inline intptr_t* frame::interpreter_frame_bcx_addr() const { |
aoqi@0 | 138 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 139 | return (intptr_t*)&istate->_bcp; |
aoqi@0 | 140 | } |
aoqi@0 | 141 | |
aoqi@0 | 142 | inline intptr_t* frame::interpreter_frame_mdx_addr() const { |
aoqi@0 | 143 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 144 | return (intptr_t*)&istate->_mdx; |
aoqi@0 | 145 | } |
aoqi@0 | 146 | |
aoqi@0 | 147 | inline intptr_t* frame::interpreter_frame_expression_stack() const { |
aoqi@0 | 148 | return (intptr_t*)interpreter_frame_monitor_end() - 1; |
aoqi@0 | 149 | } |
aoqi@0 | 150 | |
aoqi@0 | 151 | inline jint frame::interpreter_frame_expression_stack_direction() { |
aoqi@0 | 152 | return -1; |
aoqi@0 | 153 | } |
aoqi@0 | 154 | |
aoqi@0 | 155 | // top of expression stack |
aoqi@0 | 156 | inline intptr_t* frame::interpreter_frame_tos_address() const { |
aoqi@0 | 157 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 158 | return istate->_stack + 1; |
aoqi@0 | 159 | } |
aoqi@0 | 160 | |
aoqi@0 | 161 | inline intptr_t* frame::interpreter_frame_tos_at(jint offset) const { |
aoqi@0 | 162 | return &interpreter_frame_tos_address()[offset]; |
aoqi@0 | 163 | } |
aoqi@0 | 164 | |
aoqi@0 | 165 | // monitor elements |
aoqi@0 | 166 | |
aoqi@0 | 167 | // in keeping with Intel side: end is lower in memory than begin; |
aoqi@0 | 168 | // and beginning element is oldest element |
aoqi@0 | 169 | // Also begin is one past last monitor. |
aoqi@0 | 170 | |
aoqi@0 | 171 | inline BasicObjectLock* frame::interpreter_frame_monitor_begin() const { |
aoqi@0 | 172 | return get_interpreterState()->monitor_base(); |
aoqi@0 | 173 | } |
aoqi@0 | 174 | |
aoqi@0 | 175 | inline BasicObjectLock* frame::interpreter_frame_monitor_end() const { |
aoqi@0 | 176 | return (BasicObjectLock*)get_interpreterState()->stack_base(); |
aoqi@0 | 177 | } |
aoqi@0 | 178 | |
aoqi@0 | 179 | inline int frame::interpreter_frame_cinterpreterstate_size_in_bytes() { |
aoqi@0 | 180 | // Size of an interpreter object. Not aligned with frame size. |
aoqi@0 | 181 | return round_to(sizeof(BytecodeInterpreter), 8); |
aoqi@0 | 182 | } |
aoqi@0 | 183 | |
aoqi@0 | 184 | inline Method** frame::interpreter_frame_method_addr() const { |
aoqi@0 | 185 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 186 | return &istate->_method; |
aoqi@0 | 187 | } |
aoqi@0 | 188 | |
aoqi@0 | 189 | // Constant pool cache |
aoqi@0 | 190 | |
aoqi@0 | 191 | inline ConstantPoolCache** frame::interpreter_frame_cpoolcache_addr() const { |
aoqi@0 | 192 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 193 | return &istate->_constants; // should really use accessor |
aoqi@0 | 194 | } |
aoqi@0 | 195 | |
aoqi@0 | 196 | inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const { |
aoqi@0 | 197 | interpreterState istate = get_interpreterState(); |
aoqi@0 | 198 | return &istate->_constants; |
aoqi@0 | 199 | } |
aoqi@0 | 200 | |
aoqi@0 | 201 | #else // !CC_INTERP |
aoqi@0 | 202 | |
aoqi@0 | 203 | // Template Interpreter frame value accessors. |
aoqi@0 | 204 | |
aoqi@0 | 205 | inline frame::ijava_state* frame::get_ijava_state() const { |
aoqi@0 | 206 | return (ijava_state*) ((uintptr_t)fp() - ijava_state_size); |
aoqi@0 | 207 | } |
aoqi@0 | 208 | |
aoqi@0 | 209 | inline intptr_t** frame::interpreter_frame_locals_addr() const { |
aoqi@0 | 210 | return (intptr_t**) &(get_ijava_state()->locals); |
aoqi@0 | 211 | } |
aoqi@0 | 212 | inline intptr_t* frame::interpreter_frame_bcx_addr() const { |
aoqi@0 | 213 | return (intptr_t*) &(get_ijava_state()->bcp); |
aoqi@0 | 214 | } |
aoqi@0 | 215 | inline intptr_t* frame::interpreter_frame_mdx_addr() const { |
aoqi@0 | 216 | return (intptr_t*) &(get_ijava_state()->mdx); |
aoqi@0 | 217 | } |
aoqi@0 | 218 | // Pointer beyond the "oldest/deepest" BasicObjectLock on stack. |
aoqi@0 | 219 | inline BasicObjectLock* frame::interpreter_frame_monitor_end() const { |
aoqi@0 | 220 | return (BasicObjectLock *) get_ijava_state()->monitors; |
aoqi@0 | 221 | } |
aoqi@0 | 222 | |
aoqi@0 | 223 | inline BasicObjectLock* frame::interpreter_frame_monitor_begin() const { |
aoqi@0 | 224 | return (BasicObjectLock *) get_ijava_state(); |
aoqi@0 | 225 | } |
aoqi@0 | 226 | |
aoqi@0 | 227 | // SAPJVM ASc 2012-11-21. Return register stack slot addr at which currently interpreted method is found |
aoqi@0 | 228 | inline Method** frame::interpreter_frame_method_addr() const { |
aoqi@0 | 229 | return (Method**) &(get_ijava_state()->method); |
aoqi@0 | 230 | } |
aoqi@0 | 231 | inline ConstantPoolCache** frame::interpreter_frame_cpoolcache_addr() const { |
aoqi@0 | 232 | return (ConstantPoolCache**) &(get_ijava_state()->cpoolCache); |
aoqi@0 | 233 | } |
aoqi@0 | 234 | inline ConstantPoolCache** frame::interpreter_frame_cache_addr() const { |
aoqi@0 | 235 | return (ConstantPoolCache**) &(get_ijava_state()->cpoolCache); |
aoqi@0 | 236 | } |
aoqi@0 | 237 | |
aoqi@0 | 238 | inline oop* frame::interpreter_frame_temp_oop_addr() const { |
aoqi@0 | 239 | return (oop *) &(get_ijava_state()->oop_tmp); |
aoqi@0 | 240 | } |
aoqi@0 | 241 | inline intptr_t* frame::interpreter_frame_esp() const { |
aoqi@0 | 242 | return (intptr_t*) get_ijava_state()->esp; |
aoqi@0 | 243 | } |
aoqi@0 | 244 | |
aoqi@0 | 245 | // Convenient setters |
aoqi@0 | 246 | inline void frame::interpreter_frame_set_monitor_end(BasicObjectLock* end) { get_ijava_state()->monitors = (intptr_t) end;} |
aoqi@0 | 247 | inline void frame::interpreter_frame_set_cpcache(ConstantPoolCache* cp) { *frame::interpreter_frame_cpoolcache_addr() = cp; } |
aoqi@0 | 248 | inline void frame::interpreter_frame_set_esp(intptr_t* esp) { get_ijava_state()->esp = (intptr_t) esp; } |
aoqi@0 | 249 | inline void frame::interpreter_frame_set_top_frame_sp(intptr_t* top_frame_sp) { get_ijava_state()->top_frame_sp = (intptr_t) top_frame_sp; } |
aoqi@0 | 250 | inline void frame::interpreter_frame_set_sender_sp(intptr_t* sender_sp) { get_ijava_state()->sender_sp = (intptr_t) sender_sp; } |
aoqi@0 | 251 | |
aoqi@0 | 252 | inline intptr_t* frame::interpreter_frame_expression_stack() const { |
aoqi@0 | 253 | return (intptr_t*)interpreter_frame_monitor_end() - 1; |
aoqi@0 | 254 | } |
aoqi@0 | 255 | |
aoqi@0 | 256 | inline jint frame::interpreter_frame_expression_stack_direction() { |
aoqi@0 | 257 | return -1; |
aoqi@0 | 258 | } |
aoqi@0 | 259 | |
aoqi@0 | 260 | // top of expression stack |
aoqi@0 | 261 | inline intptr_t* frame::interpreter_frame_tos_address() const { |
aoqi@0 | 262 | return ((intptr_t*) get_ijava_state()->esp) + Interpreter::stackElementWords; |
aoqi@0 | 263 | } |
aoqi@0 | 264 | |
aoqi@0 | 265 | inline intptr_t* frame::interpreter_frame_tos_at(jint offset) const { |
aoqi@0 | 266 | return &interpreter_frame_tos_address()[offset]; |
aoqi@0 | 267 | } |
aoqi@0 | 268 | |
aoqi@0 | 269 | #endif // CC_INTERP |
aoqi@0 | 270 | |
aoqi@0 | 271 | inline int frame::interpreter_frame_monitor_size() { |
aoqi@0 | 272 | // Number of stack slots for a monitor. |
aoqi@0 | 273 | return round_to(BasicObjectLock::size(), // number of stack slots |
aoqi@0 | 274 | WordsPerLong); // number of stack slots for a Java long |
aoqi@0 | 275 | } |
aoqi@0 | 276 | |
aoqi@0 | 277 | inline int frame::interpreter_frame_monitor_size_in_bytes() { |
aoqi@0 | 278 | return frame::interpreter_frame_monitor_size() * wordSize; |
aoqi@0 | 279 | } |
aoqi@0 | 280 | |
aoqi@0 | 281 | // entry frames |
aoqi@0 | 282 | |
aoqi@0 | 283 | inline intptr_t* frame::entry_frame_argument_at(int offset) const { |
aoqi@0 | 284 | // Since an entry frame always calls the interpreter first, the |
aoqi@0 | 285 | // parameters are on the stack and relative to known register in the |
aoqi@0 | 286 | // entry frame. |
aoqi@0 | 287 | intptr_t* tos = (intptr_t*)get_entry_frame_locals()->arguments_tos_address; |
aoqi@0 | 288 | return &tos[offset + 1]; // prepushed tos |
aoqi@0 | 289 | } |
aoqi@0 | 290 | |
aoqi@0 | 291 | inline JavaCallWrapper** frame::entry_frame_call_wrapper_addr() const { |
aoqi@0 | 292 | return (JavaCallWrapper**)&get_entry_frame_locals()->call_wrapper_address; |
aoqi@0 | 293 | } |
aoqi@0 | 294 | |
aoqi@0 | 295 | inline oop frame::saved_oop_result(RegisterMap* map) const { |
aoqi@0 | 296 | return *((oop*)map->location(R3->as_VMReg())); |
aoqi@0 | 297 | } |
aoqi@0 | 298 | |
aoqi@0 | 299 | inline void frame::set_saved_oop_result(RegisterMap* map, oop obj) { |
aoqi@0 | 300 | *((oop*)map->location(R3->as_VMReg())) = obj; |
aoqi@0 | 301 | } |
aoqi@0 | 302 | |
aoqi@0 | 303 | #endif // CPU_PPC_VM_FRAME_PPC_INLINE_HPP |