Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(29)

Side by Side Diff: src/mips/full-codegen-mips.cc

Issue 1129853002: Removing FLAG_vector_ics. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Comment response. Created 5 years, 7 months 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
« no previous file with comments | « src/mips/debug-mips.cc ('k') | src/mips/lithium-codegen-mips.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 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #if V8_TARGET_ARCH_MIPS 7 #if V8_TARGET_ARCH_MIPS
8 8
9 // Note on Mips implementation: 9 // Note on Mips implementation:
10 // 10 //
(...skipping 1303 matching lines...) Expand 10 before | Expand all | Expand 10 after
1314 1314
1315 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) { 1315 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) {
1316 Comment cnmt(masm_, "[ SuperReference "); 1316 Comment cnmt(masm_, "[ SuperReference ");
1317 1317
1318 __ lw(LoadDescriptor::ReceiverRegister(), 1318 __ lw(LoadDescriptor::ReceiverRegister(),
1319 MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); 1319 MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
1320 1320
1321 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol()); 1321 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol());
1322 __ li(LoadDescriptor::NameRegister(), home_object_symbol); 1322 __ li(LoadDescriptor::NameRegister(), home_object_symbol);
1323 1323
1324 if (FLAG_vector_ics) { 1324 __ li(VectorLoadICDescriptor::SlotRegister(),
1325 __ li(VectorLoadICDescriptor::SlotRegister(), 1325 Operand(SmiFromSlot(expr->HomeObjectFeedbackSlot())));
1326 Operand(SmiFromSlot(expr->HomeObjectFeedbackSlot()))); 1326 CallLoadIC(NOT_CONTEXTUAL);
1327 CallLoadIC(NOT_CONTEXTUAL);
1328 } else {
1329 CallLoadIC(NOT_CONTEXTUAL, expr->HomeObjectFeedbackId());
1330 }
1331 1327
1332 Label done; 1328 Label done;
1333 __ Branch(&done, ne, v0, Operand(isolate()->factory()->undefined_value())); 1329 __ Branch(&done, ne, v0, Operand(isolate()->factory()->undefined_value()));
1334 __ CallRuntime(Runtime::kThrowNonMethodError, 0); 1330 __ CallRuntime(Runtime::kThrowNonMethodError, 0);
1335 __ bind(&done); 1331 __ bind(&done);
1336 } 1332 }
1337 1333
1338 1334
1339 void FullCodeGenerator::EmitSetHomeObjectIfNeeded(Expression* initializer, 1335 void FullCodeGenerator::EmitSetHomeObjectIfNeeded(Expression* initializer,
1340 int offset) { 1336 int offset) {
(...skipping 48 matching lines...) Expand 10 before | Expand all | Expand 10 after
1389 __ lw(temp, ContextOperand(next, Context::EXTENSION_INDEX)); 1385 __ lw(temp, ContextOperand(next, Context::EXTENSION_INDEX));
1390 __ Branch(slow, ne, temp, Operand(zero_reg)); 1386 __ Branch(slow, ne, temp, Operand(zero_reg));
1391 // Load next context in chain. 1387 // Load next context in chain.
1392 __ lw(next, ContextOperand(next, Context::PREVIOUS_INDEX)); 1388 __ lw(next, ContextOperand(next, Context::PREVIOUS_INDEX));
1393 __ Branch(&loop); 1389 __ Branch(&loop);
1394 __ bind(&fast); 1390 __ bind(&fast);
1395 } 1391 }
1396 1392
1397 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1393 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1398 __ li(LoadDescriptor::NameRegister(), Operand(proxy->var()->name())); 1394 __ li(LoadDescriptor::NameRegister(), Operand(proxy->var()->name()));
1399 if (FLAG_vector_ics) { 1395 __ li(VectorLoadICDescriptor::SlotRegister(),
1400 __ li(VectorLoadICDescriptor::SlotRegister(), 1396 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1401 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1402 }
1403 1397
1404 ContextualMode mode = (typeof_state == INSIDE_TYPEOF) 1398 ContextualMode mode = (typeof_state == INSIDE_TYPEOF)
1405 ? NOT_CONTEXTUAL 1399 ? NOT_CONTEXTUAL
1406 : CONTEXTUAL; 1400 : CONTEXTUAL;
1407 CallLoadIC(mode); 1401 CallLoadIC(mode);
1408 } 1402 }
1409 1403
1410 1404
1411 MemOperand FullCodeGenerator::ContextSlotOperandCheckExtensions(Variable* var, 1405 MemOperand FullCodeGenerator::ContextSlotOperandCheckExtensions(Variable* var,
1412 Label* slow) { 1406 Label* slow) {
(...skipping 66 matching lines...) Expand 10 before | Expand all | Expand 10 after
1479 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS); 1473 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS);
1480 Variable* var = proxy->var(); 1474 Variable* var = proxy->var();
1481 1475
1482 // Three cases: global variables, lookup variables, and all other types of 1476 // Three cases: global variables, lookup variables, and all other types of
1483 // variables. 1477 // variables.
1484 switch (var->location()) { 1478 switch (var->location()) {
1485 case Variable::UNALLOCATED: { 1479 case Variable::UNALLOCATED: {
1486 Comment cmnt(masm_, "[ Global variable"); 1480 Comment cmnt(masm_, "[ Global variable");
1487 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1481 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1488 __ li(LoadDescriptor::NameRegister(), Operand(var->name())); 1482 __ li(LoadDescriptor::NameRegister(), Operand(var->name()));
1489 if (FLAG_vector_ics) { 1483 __ li(VectorLoadICDescriptor::SlotRegister(),
1490 __ li(VectorLoadICDescriptor::SlotRegister(), 1484 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1491 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1492 }
1493 CallGlobalLoadIC(var->name()); 1485 CallGlobalLoadIC(var->name());
1494 context()->Plug(v0); 1486 context()->Plug(v0);
1495 break; 1487 break;
1496 } 1488 }
1497 1489
1498 case Variable::PARAMETER: 1490 case Variable::PARAMETER:
1499 case Variable::LOCAL: 1491 case Variable::LOCAL:
1500 case Variable::CONTEXT: { 1492 case Variable::CONTEXT: {
1501 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable" 1493 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable"
1502 : "[ Stack variable"); 1494 : "[ Stack variable");
(...skipping 676 matching lines...) Expand 10 before | Expand all | Expand 10 after
2179 __ bind(&l_next); 2171 __ bind(&l_next);
2180 2172
2181 __ LoadRoot(load_name, Heap::knext_stringRootIndex); // "next" 2173 __ LoadRoot(load_name, Heap::knext_stringRootIndex); // "next"
2182 __ lw(a3, MemOperand(sp, 1 * kPointerSize)); // iter 2174 __ lw(a3, MemOperand(sp, 1 * kPointerSize)); // iter
2183 __ Push(load_name, a3, a0); // "next", iter, received 2175 __ Push(load_name, a3, a0); // "next", iter, received
2184 2176
2185 // result = receiver[f](arg); 2177 // result = receiver[f](arg);
2186 __ bind(&l_call); 2178 __ bind(&l_call);
2187 __ lw(load_receiver, MemOperand(sp, kPointerSize)); 2179 __ lw(load_receiver, MemOperand(sp, kPointerSize));
2188 __ lw(load_name, MemOperand(sp, 2 * kPointerSize)); 2180 __ lw(load_name, MemOperand(sp, 2 * kPointerSize));
2189 if (FLAG_vector_ics) { 2181 __ li(VectorLoadICDescriptor::SlotRegister(),
2190 __ li(VectorLoadICDescriptor::SlotRegister(), 2182 Operand(SmiFromSlot(expr->KeyedLoadFeedbackSlot())));
2191 Operand(SmiFromSlot(expr->KeyedLoadFeedbackSlot())));
2192 }
2193 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2183 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2194 CallIC(ic, TypeFeedbackId::None()); 2184 CallIC(ic, TypeFeedbackId::None());
2195 __ mov(a0, v0); 2185 __ mov(a0, v0);
2196 __ mov(a1, a0); 2186 __ mov(a1, a0);
2197 __ sw(a1, MemOperand(sp, 2 * kPointerSize)); 2187 __ sw(a1, MemOperand(sp, 2 * kPointerSize));
2198 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD); 2188 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD);
2199 __ CallStub(&stub); 2189 __ CallStub(&stub);
2200 2190
2201 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); 2191 __ lw(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
2202 __ Drop(1); // The function is still on the stack; drop it. 2192 __ Drop(1); // The function is still on the stack; drop it.
2203 2193
2204 // if (!result.done) goto l_try; 2194 // if (!result.done) goto l_try;
2205 __ Move(load_receiver, v0); 2195 __ Move(load_receiver, v0);
2206 2196
2207 __ push(load_receiver); // save result 2197 __ push(load_receiver); // save result
2208 __ LoadRoot(load_name, Heap::kdone_stringRootIndex); // "done" 2198 __ LoadRoot(load_name, Heap::kdone_stringRootIndex); // "done"
2209 if (FLAG_vector_ics) { 2199 __ li(VectorLoadICDescriptor::SlotRegister(),
2210 __ li(VectorLoadICDescriptor::SlotRegister(), 2200 Operand(SmiFromSlot(expr->DoneFeedbackSlot())));
2211 Operand(SmiFromSlot(expr->DoneFeedbackSlot())));
2212 }
2213 CallLoadIC(NOT_CONTEXTUAL); // v0=result.done 2201 CallLoadIC(NOT_CONTEXTUAL); // v0=result.done
2214 __ mov(a0, v0); 2202 __ mov(a0, v0);
2215 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate()); 2203 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate());
2216 CallIC(bool_ic); 2204 CallIC(bool_ic);
2217 __ Branch(&l_try, eq, v0, Operand(zero_reg)); 2205 __ Branch(&l_try, eq, v0, Operand(zero_reg));
2218 2206
2219 // result.value 2207 // result.value
2220 __ pop(load_receiver); // result 2208 __ pop(load_receiver); // result
2221 __ LoadRoot(load_name, Heap::kvalue_stringRootIndex); // "value" 2209 __ LoadRoot(load_name, Heap::kvalue_stringRootIndex); // "value"
2222 if (FLAG_vector_ics) { 2210 __ li(VectorLoadICDescriptor::SlotRegister(),
2223 __ li(VectorLoadICDescriptor::SlotRegister(), 2211 Operand(SmiFromSlot(expr->ValueFeedbackSlot())));
2224 Operand(SmiFromSlot(expr->ValueFeedbackSlot())));
2225 }
2226 CallLoadIC(NOT_CONTEXTUAL); // v0=result.value 2212 CallLoadIC(NOT_CONTEXTUAL); // v0=result.value
2227 context()->DropAndPlug(2, v0); // drop iter and g 2213 context()->DropAndPlug(2, v0); // drop iter and g
2228 break; 2214 break;
2229 } 2215 }
2230 } 2216 }
2231 } 2217 }
2232 2218
2233 2219
2234 void FullCodeGenerator::EmitGeneratorResume(Expression *generator, 2220 void FullCodeGenerator::EmitGeneratorResume(Expression *generator,
2235 Expression *value, 2221 Expression *value,
(...skipping 120 matching lines...) Expand 10 before | Expand all | Expand 10 after
2356 a2, a3, kRAHasBeenSaved, kDontSaveFPRegs); 2342 a2, a3, kRAHasBeenSaved, kDontSaveFPRegs);
2357 } 2343 }
2358 2344
2359 2345
2360 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { 2346 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
2361 SetSourcePosition(prop->position()); 2347 SetSourcePosition(prop->position());
2362 Literal* key = prop->key()->AsLiteral(); 2348 Literal* key = prop->key()->AsLiteral();
2363 DCHECK(!prop->IsSuperAccess()); 2349 DCHECK(!prop->IsSuperAccess());
2364 2350
2365 __ li(LoadDescriptor::NameRegister(), Operand(key->value())); 2351 __ li(LoadDescriptor::NameRegister(), Operand(key->value()));
2366 if (FLAG_vector_ics) { 2352 __ li(VectorLoadICDescriptor::SlotRegister(),
2367 __ li(VectorLoadICDescriptor::SlotRegister(), 2353 Operand(SmiFromSlot(prop->PropertyFeedbackSlot())));
2368 Operand(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2354 CallLoadIC(NOT_CONTEXTUAL);
2369 CallLoadIC(NOT_CONTEXTUAL);
2370 } else {
2371 CallLoadIC(NOT_CONTEXTUAL, prop->PropertyFeedbackId());
2372 }
2373 } 2355 }
2374 2356
2375 2357
2376 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) { 2358 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) {
2377 // Stack: receiver, home_object. 2359 // Stack: receiver, home_object.
2378 SetSourcePosition(prop->position()); 2360 SetSourcePosition(prop->position());
2379 Literal* key = prop->key()->AsLiteral(); 2361 Literal* key = prop->key()->AsLiteral();
2380 DCHECK(!key->value()->IsSmi()); 2362 DCHECK(!key->value()->IsSmi());
2381 DCHECK(prop->IsSuperAccess()); 2363 DCHECK(prop->IsSuperAccess());
2382 2364
2383 __ Push(key->value()); 2365 __ Push(key->value());
2384 __ CallRuntime(Runtime::kLoadFromSuper, 3); 2366 __ CallRuntime(Runtime::kLoadFromSuper, 3);
2385 } 2367 }
2386 2368
2387 2369
2388 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { 2370 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
2389 SetSourcePosition(prop->position()); 2371 SetSourcePosition(prop->position());
2390 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2372 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2391 if (FLAG_vector_ics) { 2373 __ li(VectorLoadICDescriptor::SlotRegister(),
2392 __ li(VectorLoadICDescriptor::SlotRegister(), 2374 Operand(SmiFromSlot(prop->PropertyFeedbackSlot())));
2393 Operand(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2375 CallIC(ic);
2394 CallIC(ic);
2395 } else {
2396 CallIC(ic, prop->PropertyFeedbackId());
2397 }
2398 } 2376 }
2399 2377
2400 2378
2401 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) { 2379 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) {
2402 // Stack: receiver, home_object, key. 2380 // Stack: receiver, home_object, key.
2403 SetSourcePosition(prop->position()); 2381 SetSourcePosition(prop->position());
2404 2382
2405 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3); 2383 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3);
2406 } 2384 }
2407 2385
(...skipping 2219 matching lines...) Expand 10 before | Expand all | Expand 10 after
4627 4605
4628 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) { 4606 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) {
4629 // Push the builtins object as the receiver. 4607 // Push the builtins object as the receiver.
4630 Register receiver = LoadDescriptor::ReceiverRegister(); 4608 Register receiver = LoadDescriptor::ReceiverRegister();
4631 __ lw(receiver, GlobalObjectOperand()); 4609 __ lw(receiver, GlobalObjectOperand());
4632 __ lw(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset)); 4610 __ lw(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset));
4633 __ push(receiver); 4611 __ push(receiver);
4634 4612
4635 // Load the function from the receiver. 4613 // Load the function from the receiver.
4636 __ li(LoadDescriptor::NameRegister(), Operand(expr->name())); 4614 __ li(LoadDescriptor::NameRegister(), Operand(expr->name()));
4637 if (FLAG_vector_ics) { 4615 __ li(VectorLoadICDescriptor::SlotRegister(),
4638 __ li(VectorLoadICDescriptor::SlotRegister(), 4616 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot())));
4639 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot()))); 4617 CallLoadIC(NOT_CONTEXTUAL);
4640 CallLoadIC(NOT_CONTEXTUAL);
4641 } else {
4642 CallLoadIC(NOT_CONTEXTUAL, expr->CallRuntimeFeedbackId());
4643 }
4644 } 4618 }
4645 4619
4646 4620
4647 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) { 4621 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
4648 ZoneList<Expression*>* args = expr->arguments(); 4622 ZoneList<Expression*>* args = expr->arguments();
4649 int arg_count = args->length(); 4623 int arg_count = args->length();
4650 4624
4651 // Record source position of the IC call. 4625 // Record source position of the IC call.
4652 SetSourcePosition(expr->position()); 4626 SetSourcePosition(expr->position());
4653 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS); 4627 CallFunctionStub stub(isolate(), arg_count, NO_CALL_FUNCTION_FLAGS);
(...skipping 414 matching lines...) Expand 10 before | Expand all | Expand 10 after
5068 5042
5069 5043
5070 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) { 5044 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) {
5071 DCHECK(!context()->IsEffect()); 5045 DCHECK(!context()->IsEffect());
5072 DCHECK(!context()->IsTest()); 5046 DCHECK(!context()->IsTest());
5073 VariableProxy* proxy = expr->AsVariableProxy(); 5047 VariableProxy* proxy = expr->AsVariableProxy();
5074 if (proxy != NULL && proxy->var()->IsUnallocated()) { 5048 if (proxy != NULL && proxy->var()->IsUnallocated()) {
5075 Comment cmnt(masm_, "[ Global variable"); 5049 Comment cmnt(masm_, "[ Global variable");
5076 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 5050 __ lw(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
5077 __ li(LoadDescriptor::NameRegister(), Operand(proxy->name())); 5051 __ li(LoadDescriptor::NameRegister(), Operand(proxy->name()));
5078 if (FLAG_vector_ics) { 5052 __ li(VectorLoadICDescriptor::SlotRegister(),
5079 __ li(VectorLoadICDescriptor::SlotRegister(), 5053 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
5080 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
5081 }
5082 // Use a regular load, not a contextual load, to avoid a reference 5054 // Use a regular load, not a contextual load, to avoid a reference
5083 // error. 5055 // error.
5084 CallLoadIC(NOT_CONTEXTUAL); 5056 CallLoadIC(NOT_CONTEXTUAL);
5085 PrepareForBailout(expr, TOS_REG); 5057 PrepareForBailout(expr, TOS_REG);
5086 context()->Plug(v0); 5058 context()->Plug(v0);
5087 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) { 5059 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) {
5088 Comment cmnt(masm_, "[ Lookup slot"); 5060 Comment cmnt(masm_, "[ Lookup slot");
5089 Label done, slow; 5061 Label done, slow;
5090 5062
5091 // Generate code for loading from variables potentially shadowed 5063 // Generate code for loading from variables potentially shadowed
(...skipping 357 matching lines...) Expand 10 before | Expand all | Expand 10 after
5449 Assembler::target_address_at(pc_immediate_load_address)) == 5421 Assembler::target_address_at(pc_immediate_load_address)) ==
5450 reinterpret_cast<uint32_t>( 5422 reinterpret_cast<uint32_t>(
5451 isolate->builtins()->OsrAfterStackCheck()->entry())); 5423 isolate->builtins()->OsrAfterStackCheck()->entry()));
5452 return OSR_AFTER_STACK_CHECK; 5424 return OSR_AFTER_STACK_CHECK;
5453 } 5425 }
5454 5426
5455 5427
5456 } } // namespace v8::internal 5428 } } // namespace v8::internal
5457 5429
5458 #endif // V8_TARGET_ARCH_MIPS 5430 #endif // V8_TARGET_ARCH_MIPS
OLDNEW
« no previous file with comments | « src/mips/debug-mips.cc ('k') | src/mips/lithium-codegen-mips.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698