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comparison src/cpu/ppc/vm/frame_ppc.hpp @ 14726:92aa6797d639

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Backed out merge changeset: b51e29501f30 Backed out merge revision to its first parent (8f483e200405)
author Doug Simon <doug.simon@oracle.com>
date Mon, 24 Mar 2014 21:30:43 +0100
parents 58cf34613a72
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14719:0bdd0d157040 14726:92aa6797d639
1 /* 1 /*
2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3 * Copyright 2012, 2014 SAP AG. All rights reserved. 3 * Copyright 2012, 2013 SAP AG. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 * 5 *
6 * This code is free software; you can redistribute it and/or modify it 6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as 7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation. 8 * published by the Free Software Foundation.
27 #define CPU_PPC_VM_FRAME_PPC_HPP 27 #define CPU_PPC_VM_FRAME_PPC_HPP
28 28
29 #include "runtime/synchronizer.hpp" 29 #include "runtime/synchronizer.hpp"
30 #include "utilities/top.hpp" 30 #include "utilities/top.hpp"
31 31
32 #ifndef CC_INTERP
33 #error "CC_INTERP must be defined on PPC64"
34 #endif
35
32 // C frame layout on PPC-64. 36 // C frame layout on PPC-64.
33 // 37 //
34 // In this figure the stack grows upwards, while memory grows 38 // In this figure the stack grows upwards, while memory grows
35 // downwards. See "64-bit PowerPC ELF ABI Supplement Version 1.7", 39 // downwards. See "64-bit PowerPC ELF ABI Supplement Version 1.7",
36 // IBM Corp. (2003-10-29) 40 // IBM Corp. (2003-10-29)
44 // [C_FRAME] <-- SP before prolog 48 // [C_FRAME] <-- SP before prolog
45 // ... 49 // ...
46 // [C_FRAME] 50 // [C_FRAME]
47 // 51 //
48 // C_FRAME: 52 // C_FRAME:
49 // 0 [ABI_REG_ARGS] 53 // 0 [ABI_112]
50 // 112 CARG_9: outgoing arg 9 (arg_1 ... arg_8 via gpr_3 ... gpr_{10}) 54 // 112 CARG_9: outgoing arg 9 (arg_1 ... arg_8 via gpr_3 ... gpr_{10})
51 // ... 55 // ...
52 // 40+M*8 CARG_M: outgoing arg M (M is the maximum of outgoing args taken over all call sites in the procedure) 56 // 40+M*8 CARG_M: outgoing arg M (M is the maximum of outgoing args taken over all call sites in the procedure)
53 // local 1 57 // local 1
54 // ... 58 // ...
71 // 16 space for link register (LR) for next call 75 // 16 space for link register (LR) for next call
72 // 24 reserved 76 // 24 reserved
73 // 32 reserved 77 // 32 reserved
74 // 40 space for TOC (=R2) register for next call 78 // 40 space for TOC (=R2) register for next call
75 // 79 //
76 // ABI_REG_ARGS: 80 // ABI_112:
77 // 0 [ABI_48] 81 // 0 [ABI_48]
78 // 48 CARG_1: spill slot for outgoing arg 1. used by next callee. 82 // 48 CARG_1: spill slot for outgoing arg 1. used by next callee.
79 // ... ... 83 // ... ...
80 // 104 CARG_8: spill slot for outgoing arg 8. used by next callee. 84 // 104 CARG_8: spill slot for outgoing arg 8. used by next callee.
81 // 85 //
89 alignment_in_bytes = 16, 93 alignment_in_bytes = 16,
90 // log_2(16*8 bits) = 7. 94 // log_2(16*8 bits) = 7.
91 log_2_of_alignment_in_bits = 7 95 log_2_of_alignment_in_bits = 7
92 }; 96 };
93 97
94 // ABI_MINFRAME: 98 // ABI_48:
95 struct abi_minframe { 99 struct abi_48 {
96 uint64_t callers_sp; 100 uint64_t callers_sp;
97 uint64_t cr; //_16 101 uint64_t cr; //_16
98 uint64_t lr; 102 uint64_t lr;
99 #if !defined(ABI_ELFv2)
100 uint64_t reserved1; //_16 103 uint64_t reserved1; //_16
101 uint64_t reserved2; 104 uint64_t reserved2;
102 #endif
103 uint64_t toc; //_16 105 uint64_t toc; //_16
104 // nothing to add here! 106 // nothing to add here!
105 // aligned to frame::alignment_in_bytes (16) 107 // aligned to frame::alignment_in_bytes (16)
106 }; 108 };
107 109
108 enum { 110 enum {
109 abi_minframe_size = sizeof(abi_minframe) 111 abi_48_size = sizeof(abi_48)
110 }; 112 };
111 113
112 struct abi_reg_args : abi_minframe { 114 struct abi_112 : abi_48 {
113 uint64_t carg_1; 115 uint64_t carg_1;
114 uint64_t carg_2; //_16 116 uint64_t carg_2; //_16
115 uint64_t carg_3; 117 uint64_t carg_3;
116 uint64_t carg_4; //_16 118 uint64_t carg_4; //_16
117 uint64_t carg_5; 119 uint64_t carg_5;
120 uint64_t carg_8; //_16 122 uint64_t carg_8; //_16
121 // aligned to frame::alignment_in_bytes (16) 123 // aligned to frame::alignment_in_bytes (16)
122 }; 124 };
123 125
124 enum { 126 enum {
125 abi_reg_args_size = sizeof(abi_reg_args) 127 abi_112_size = sizeof(abi_112)
126 }; 128 };
127 129
128 #define _abi(_component) \ 130 #define _abi(_component) \
129 (offset_of(frame::abi_reg_args, _component)) 131 (offset_of(frame::abi_112, _component))
130 132
131 struct abi_reg_args_spill : abi_reg_args { 133 struct abi_112_spill : abi_112 {
132 // additional spill slots 134 // additional spill slots
133 uint64_t spill_ret; 135 uint64_t spill_ret;
134 uint64_t spill_fret; //_16 136 uint64_t spill_fret; //_16
135 // aligned to frame::alignment_in_bytes (16) 137 // aligned to frame::alignment_in_bytes (16)
136 }; 138 };
137 139
138 enum { 140 enum {
139 abi_reg_args_spill_size = sizeof(abi_reg_args_spill) 141 abi_112_spill_size = sizeof(abi_112_spill)
140 }; 142 };
141 143
142 #define _abi_reg_args_spill(_component) \ 144 #define _abi_112_spill(_component) \
143 (offset_of(frame::abi_reg_args_spill, _component)) 145 (offset_of(frame::abi_112_spill, _component))
144 146
145 // non-volatile GPRs: 147 // non-volatile GPRs:
146 148
147 struct spill_nonvolatiles { 149 struct spill_nonvolatiles {
148 uint64_t r14; 150 uint64_t r14;
191 }; 193 };
192 194
193 #define _spill_nonvolatiles_neg(_component) \ 195 #define _spill_nonvolatiles_neg(_component) \
194 (int)(-frame::spill_nonvolatiles_size + offset_of(frame::spill_nonvolatiles, _component)) 196 (int)(-frame::spill_nonvolatiles_size + offset_of(frame::spill_nonvolatiles, _component))
195 197
196 198 // Frame layout for the Java interpreter on PPC64.
197
198 #ifndef CC_INTERP
199 // Frame layout for the Java template interpreter on PPC64.
200 //
201 // Diffs to the CC_INTERP are marked with 'X'.
202 //
203 // TOP_IJAVA_FRAME:
204 //
205 // 0 [TOP_IJAVA_FRAME_ABI]
206 // alignment (optional)
207 // [operand stack]
208 // [monitors] (optional)
209 // X[IJAVA_STATE]
210 // note: own locals are located in the caller frame.
211 //
212 // PARENT_IJAVA_FRAME:
213 //
214 // 0 [PARENT_IJAVA_FRAME_ABI]
215 // alignment (optional)
216 // [callee's Java result]
217 // [callee's locals w/o arguments]
218 // [outgoing arguments]
219 // [used part of operand stack w/o arguments]
220 // [monitors] (optional)
221 // X[IJAVA_STATE]
222 //
223
224 struct parent_ijava_frame_abi : abi_minframe {
225 };
226
227 enum {
228 parent_ijava_frame_abi_size = sizeof(parent_ijava_frame_abi)
229 };
230
231 #define _parent_ijava_frame_abi(_component) \
232 (offset_of(frame::parent_ijava_frame_abi, _component))
233
234 struct top_ijava_frame_abi : abi_reg_args {
235 };
236
237 enum {
238 top_ijava_frame_abi_size = sizeof(top_ijava_frame_abi)
239 };
240
241 #define _top_ijava_frame_abi(_component) \
242 (offset_of(frame::top_ijava_frame_abi, _component))
243
244 struct ijava_state {
245 #ifdef ASSERT
246 uint64_t ijava_reserved; // Used for assertion.
247 uint64_t ijava_reserved2; // Inserted for alignment.
248 #endif
249 uint64_t method;
250 uint64_t locals;
251 uint64_t monitors;
252 uint64_t cpoolCache;
253 uint64_t bcp;
254 uint64_t esp;
255 uint64_t mdx;
256 uint64_t top_frame_sp; // Maybe define parent_frame_abi and move there.
257 uint64_t sender_sp;
258 // Slots only needed for native calls. Maybe better to move elsewhere.
259 uint64_t oop_tmp;
260 uint64_t lresult;
261 uint64_t fresult;
262 // Aligned to frame::alignment_in_bytes (16).
263 };
264
265 enum {
266 ijava_state_size = sizeof(ijava_state)
267 };
268
269 #define _ijava_state_neg(_component) \
270 (int) (-frame::ijava_state_size + offset_of(frame::ijava_state, _component))
271
272 #else // CC_INTERP:
273
274 // Frame layout for the Java C++ interpreter on PPC64.
275 // 199 //
276 // This frame layout provides a C-like frame for every Java frame. 200 // This frame layout provides a C-like frame for every Java frame.
277 // 201 //
278 // In these figures the stack grows upwards, while memory grows 202 // In these figures the stack grows upwards, while memory grows
279 // downwards. Square brackets denote regions possibly larger than 203 // downwards. Square brackets denote regions possibly larger than
316 // [callee's locals w/o arguments] 240 // [callee's locals w/o arguments]
317 // [outgoing arguments] 241 // [outgoing arguments]
318 // [ENTRY_FRAME_LOCALS] 242 // [ENTRY_FRAME_LOCALS]
319 // 243 //
320 // PARENT_IJAVA_FRAME_ABI: 244 // PARENT_IJAVA_FRAME_ABI:
321 // 0 [ABI_MINFRAME] 245 // 0 [ABI_48]
322 // top_frame_sp 246 // top_frame_sp
323 // initial_caller_sp 247 // initial_caller_sp
324 // 248 //
325 // TOP_IJAVA_FRAME_ABI: 249 // TOP_IJAVA_FRAME_ABI:
326 // 0 [PARENT_IJAVA_FRAME_ABI] 250 // 0 [PARENT_IJAVA_FRAME_ABI]
332 // frame_manager_lr 256 // frame_manager_lr
333 // 257 //
334 258
335 // PARENT_IJAVA_FRAME_ABI 259 // PARENT_IJAVA_FRAME_ABI
336 260
337 struct parent_ijava_frame_abi : abi_minframe { 261 struct parent_ijava_frame_abi : abi_48 {
338 // SOE registers. 262 // SOE registers.
339 // C2i adapters spill their top-frame stack-pointer here. 263 // C2i adapters spill their top-frame stack-pointer here.
340 uint64_t top_frame_sp; // carg_1 264 uint64_t top_frame_sp; // carg_1
341 // Sp of calling compiled frame before it was resized by the c2i 265 // Sp of calling compiled frame before it was resized by the c2i
342 // adapter or sp of call stub. Does not contain a valid value for 266 // adapter or sp of call stub. Does not contain a valid value for
359 uint64_t card_4_unused; //_16 carg_4 283 uint64_t card_4_unused; //_16 carg_4
360 uint64_t carg_5_unused; // carg_5 284 uint64_t carg_5_unused; // carg_5
361 uint64_t carg_6_unused; //_16 carg_6 285 uint64_t carg_6_unused; //_16 carg_6
362 uint64_t carg_7_unused; // carg_7 286 uint64_t carg_7_unused; // carg_7
363 // Use arg8 for storing frame_manager_lr. The size of 287 // Use arg8 for storing frame_manager_lr. The size of
364 // top_ijava_frame_abi must match abi_reg_args. 288 // top_ijava_frame_abi must match abi_112.
365 uint64_t frame_manager_lr; //_16 carg_8 289 uint64_t frame_manager_lr; //_16 carg_8
366 // nothing to add here! 290 // nothing to add here!
367 // aligned to frame::alignment_in_bytes (16) 291 // aligned to frame::alignment_in_bytes (16)
368 }; 292 };
369 293
371 top_ijava_frame_abi_size = sizeof(top_ijava_frame_abi) 295 top_ijava_frame_abi_size = sizeof(top_ijava_frame_abi)
372 }; 296 };
373 297
374 #define _top_ijava_frame_abi(_component) \ 298 #define _top_ijava_frame_abi(_component) \
375 (offset_of(frame::top_ijava_frame_abi, _component)) 299 (offset_of(frame::top_ijava_frame_abi, _component))
376
377 #endif // CC_INTERP
378 300
379 // ENTRY_FRAME 301 // ENTRY_FRAME
380 302
381 struct entry_frame_locals { 303 struct entry_frame_locals {
382 uint64_t call_wrapper_address; 304 uint64_t call_wrapper_address;
471 393
472 // Accessors for fields 394 // Accessors for fields
473 intptr_t* fp() const { return _fp; } 395 intptr_t* fp() const { return _fp; }
474 396
475 // Accessors for ABIs 397 // Accessors for ABIs
476 inline abi_minframe* own_abi() const { return (abi_minframe*) _sp; } 398 inline abi_48* own_abi() const { return (abi_48*) _sp; }
477 inline abi_minframe* callers_abi() const { return (abi_minframe*) _fp; } 399 inline abi_48* callers_abi() const { return (abi_48*) _fp; }
478 400
479 private: 401 private:
480 402
481 // Find codeblob and set deopt_state. 403 // Find codeblob and set deopt_state.
482 inline void find_codeblob_and_set_pc_and_deopt_state(address pc); 404 inline void find_codeblob_and_set_pc_and_deopt_state(address pc);
497 public: 419 public:
498 420
499 #ifdef CC_INTERP 421 #ifdef CC_INTERP
500 // Additional interface for interpreter frames: 422 // Additional interface for interpreter frames:
501 inline interpreterState get_interpreterState() const; 423 inline interpreterState get_interpreterState() const;
502 #else
503 inline ijava_state* get_ijava_state() const;
504 // Some convenient register frame setters/getters for deoptimization.
505 inline intptr_t* interpreter_frame_esp() const;
506 inline void interpreter_frame_set_cpcache(ConstantPoolCache* cp);
507 inline void interpreter_frame_set_esp(intptr_t* esp);
508 inline void interpreter_frame_set_top_frame_sp(intptr_t* top_frame_sp);
509 inline void interpreter_frame_set_sender_sp(intptr_t* sender_sp);
510 #endif // CC_INTERP 424 #endif // CC_INTERP
511 425
512 // Size of a monitor in bytes. 426 // Size of a monitor in bytes.
513 static int interpreter_frame_monitor_size_in_bytes(); 427 static int interpreter_frame_monitor_size_in_bytes();
514 428