Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(114)

Side by Side Diff: runtime/vm/deopt_instructions.cc

Issue 11438017: Pass IC data and arguments descriptor to IC miss runtime functions. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 8 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « runtime/vm/debugger.cc ('k') | runtime/vm/object.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/deopt_instructions.h" 5 #include "vm/deopt_instructions.h"
6 6
7 #include "vm/assembler_macros.h" 7 #include "vm/assembler_macros.h"
8 #include "vm/code_patcher.h" 8 #include "vm/code_patcher.h"
9 #include "vm/intermediate_language.h" 9 #include "vm/intermediate_language.h"
10 #include "vm/locations.h" 10 #include "vm/locations.h"
(...skipping 247 matching lines...) Expand 10 before | Expand all | Expand 10 after
258 Code::Handle(deopt_context->isolate(), function.unoptimized_code()); 258 Code::Handle(deopt_context->isolate(), function.unoptimized_code());
259 uword continue_at_pc = code.GetDeoptBeforePcAtDeoptId(deopt_id_); 259 uword continue_at_pc = code.GetDeoptBeforePcAtDeoptId(deopt_id_);
260 intptr_t* to_addr = deopt_context->GetToFrameAddressAt(to_index); 260 intptr_t* to_addr = deopt_context->GetToFrameAddressAt(to_index);
261 *to_addr = continue_at_pc; 261 *to_addr = continue_at_pc;
262 262
263 263
264 uword pc = code.GetPcForDeoptId(deopt_id_, PcDescriptors::kIcCall); 264 uword pc = code.GetPcForDeoptId(deopt_id_, PcDescriptors::kIcCall);
265 if (pc != 0) { 265 if (pc != 0) {
266 // If the deoptimization happened at an IC call, update the IC data 266 // If the deoptimization happened at an IC call, update the IC data
267 // to avoid repeated deoptimization at the same site next time around. 267 // to avoid repeated deoptimization at the same site next time around.
268 const ICData& ic_data = ICData::Handle( 268 ICData& ic_data = ICData::Handle();
269 CodePatcher::GetInstanceCallIcDataAt(pc)); 269 CodePatcher::GetInstanceCallAt(pc, &ic_data, NULL);
270 if (!ic_data.IsNull()) { 270 if (!ic_data.IsNull()) {
271 ic_data.set_deopt_reason(deopt_context->deopt_reason()); 271 ic_data.set_deopt_reason(deopt_context->deopt_reason());
272 } 272 }
273 } 273 }
274 } 274 }
275 275
276 private: 276 private:
277 static const intptr_t kFieldWidth = kBitsPerWord / 2; 277 static const intptr_t kFieldWidth = kBitsPerWord / 2;
278 class ObjectTableIndex : public BitField<intptr_t, 0, kFieldWidth> { }; 278 class ObjectTableIndex : public BitField<intptr_t, 0, kFieldWidth> { };
279 class DeoptId : public BitField<intptr_t, kFieldWidth, kFieldWidth> { }; 279 class DeoptId : public BitField<intptr_t, kFieldWidth, kFieldWidth> { };
(...skipping 514 matching lines...) Expand 10 before | Expand all | Expand 10 after
794 Smi* offset, 794 Smi* offset,
795 DeoptInfo* info, 795 DeoptInfo* info,
796 Smi* reason) { 796 Smi* reason) {
797 intptr_t i = index * kEntrySize; 797 intptr_t i = index * kEntrySize;
798 *offset ^= table.At(i); 798 *offset ^= table.At(i);
799 *info ^= table.At(i + 1); 799 *info ^= table.At(i + 1);
800 *reason ^= table.At(i + 2); 800 *reason ^= table.At(i + 2);
801 } 801 }
802 802
803 } // namespace dart 803 } // namespace dart
OLDNEW
« no previous file with comments | « runtime/vm/debugger.cc ('k') | runtime/vm/object.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698