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

Issue 1144063002: Cleanup interface descriptors to reflect that vectors are part of loads. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fixes for test failures. Created 5 years, 7 months ago
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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_ARM 7 #if V8_TARGET_ARCH_ARM
8 8
9 #include "src/code-factory.h" 9 #include "src/code-factory.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
(...skipping 1316 matching lines...) Expand 10 before | Expand all | Expand 10 after
1327 1327
1328 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) { 1328 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) {
1329 Comment cnmt(masm_, "[ SuperReference "); 1329 Comment cnmt(masm_, "[ SuperReference ");
1330 1330
1331 __ ldr(LoadDescriptor::ReceiverRegister(), 1331 __ ldr(LoadDescriptor::ReceiverRegister(),
1332 MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); 1332 MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
1333 1333
1334 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol()); 1334 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol());
1335 __ Move(LoadDescriptor::NameRegister(), home_object_symbol); 1335 __ Move(LoadDescriptor::NameRegister(), home_object_symbol);
1336 1336
1337 __ mov(VectorLoadICDescriptor::SlotRegister(), 1337 __ mov(LoadDescriptor::SlotRegister(),
1338 Operand(SmiFromSlot(expr->HomeObjectFeedbackSlot()))); 1338 Operand(SmiFromSlot(expr->HomeObjectFeedbackSlot())));
1339 CallLoadIC(NOT_CONTEXTUAL); 1339 CallLoadIC(NOT_CONTEXTUAL);
1340 1340
1341 __ cmp(r0, Operand(isolate()->factory()->undefined_value())); 1341 __ cmp(r0, Operand(isolate()->factory()->undefined_value()));
1342 Label done; 1342 Label done;
1343 __ b(ne, &done); 1343 __ b(ne, &done);
1344 __ CallRuntime(Runtime::kThrowNonMethodError, 0); 1344 __ CallRuntime(Runtime::kThrowNonMethodError, 0);
1345 __ bind(&done); 1345 __ bind(&done);
1346 } 1346 }
1347 1347
(...skipping 54 matching lines...) Expand 10 before | Expand all | Expand 10 after
1402 __ tst(temp, temp); 1402 __ tst(temp, temp);
1403 __ b(ne, slow); 1403 __ b(ne, slow);
1404 // Load next context in chain. 1404 // Load next context in chain.
1405 __ ldr(next, ContextOperand(next, Context::PREVIOUS_INDEX)); 1405 __ ldr(next, ContextOperand(next, Context::PREVIOUS_INDEX));
1406 __ b(&loop); 1406 __ b(&loop);
1407 __ bind(&fast); 1407 __ bind(&fast);
1408 } 1408 }
1409 1409
1410 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1410 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1411 __ mov(LoadDescriptor::NameRegister(), Operand(proxy->var()->name())); 1411 __ mov(LoadDescriptor::NameRegister(), Operand(proxy->var()->name()));
1412 __ mov(VectorLoadICDescriptor::SlotRegister(), 1412 __ mov(LoadDescriptor::SlotRegister(),
1413 Operand(SmiFromSlot(proxy->VariableFeedbackSlot()))); 1413 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1414 1414
1415 ContextualMode mode = (typeof_state == INSIDE_TYPEOF) 1415 ContextualMode mode = (typeof_state == INSIDE_TYPEOF)
1416 ? NOT_CONTEXTUAL 1416 ? NOT_CONTEXTUAL
1417 : CONTEXTUAL; 1417 : CONTEXTUAL;
1418 CallLoadIC(mode); 1418 CallLoadIC(mode);
1419 } 1419 }
1420 1420
1421 1421
1422 MemOperand FullCodeGenerator::ContextSlotOperandCheckExtensions(Variable* var, 1422 MemOperand FullCodeGenerator::ContextSlotOperandCheckExtensions(Variable* var,
(...skipping 67 matching lines...) Expand 10 before | Expand all | Expand 10 after
1490 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS); 1490 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS);
1491 Variable* var = proxy->var(); 1491 Variable* var = proxy->var();
1492 1492
1493 // Three cases: global variables, lookup variables, and all other types of 1493 // Three cases: global variables, lookup variables, and all other types of
1494 // variables. 1494 // variables.
1495 switch (var->location()) { 1495 switch (var->location()) {
1496 case Variable::UNALLOCATED: { 1496 case Variable::UNALLOCATED: {
1497 Comment cmnt(masm_, "[ Global variable"); 1497 Comment cmnt(masm_, "[ Global variable");
1498 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1498 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1499 __ mov(LoadDescriptor::NameRegister(), Operand(var->name())); 1499 __ mov(LoadDescriptor::NameRegister(), Operand(var->name()));
1500 __ mov(VectorLoadICDescriptor::SlotRegister(), 1500 __ mov(LoadDescriptor::SlotRegister(),
1501 Operand(SmiFromSlot(proxy->VariableFeedbackSlot()))); 1501 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
1502 CallGlobalLoadIC(var->name()); 1502 CallGlobalLoadIC(var->name());
1503 context()->Plug(r0); 1503 context()->Plug(r0);
1504 break; 1504 break;
1505 } 1505 }
1506 1506
1507 case Variable::PARAMETER: 1507 case Variable::PARAMETER:
1508 case Variable::LOCAL: 1508 case Variable::LOCAL:
1509 case Variable::CONTEXT: { 1509 case Variable::CONTEXT: {
1510 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable" 1510 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable"
(...skipping 675 matching lines...) Expand 10 before | Expand all | Expand 10 after
2186 __ bind(&l_next); 2186 __ bind(&l_next);
2187 2187
2188 __ LoadRoot(load_name, Heap::knext_stringRootIndex); // "next" 2188 __ LoadRoot(load_name, Heap::knext_stringRootIndex); // "next"
2189 __ ldr(r3, MemOperand(sp, 1 * kPointerSize)); // iter 2189 __ ldr(r3, MemOperand(sp, 1 * kPointerSize)); // iter
2190 __ Push(load_name, r3, r0); // "next", iter, received 2190 __ Push(load_name, r3, r0); // "next", iter, received
2191 2191
2192 // result = receiver[f](arg); 2192 // result = receiver[f](arg);
2193 __ bind(&l_call); 2193 __ bind(&l_call);
2194 __ ldr(load_receiver, MemOperand(sp, kPointerSize)); 2194 __ ldr(load_receiver, MemOperand(sp, kPointerSize));
2195 __ ldr(load_name, MemOperand(sp, 2 * kPointerSize)); 2195 __ ldr(load_name, MemOperand(sp, 2 * kPointerSize));
2196 __ mov(VectorLoadICDescriptor::SlotRegister(), 2196 __ mov(LoadDescriptor::SlotRegister(),
2197 Operand(SmiFromSlot(expr->KeyedLoadFeedbackSlot()))); 2197 Operand(SmiFromSlot(expr->KeyedLoadFeedbackSlot())));
2198 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2198 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2199 CallIC(ic, TypeFeedbackId::None()); 2199 CallIC(ic, TypeFeedbackId::None());
2200 __ mov(r1, r0); 2200 __ mov(r1, r0);
2201 __ str(r1, MemOperand(sp, 2 * kPointerSize)); 2201 __ str(r1, MemOperand(sp, 2 * kPointerSize));
2202 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD); 2202 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD);
2203 __ CallStub(&stub); 2203 __ CallStub(&stub);
2204 2204
2205 __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset)); 2205 __ ldr(cp, MemOperand(fp, StandardFrameConstants::kContextOffset));
2206 __ Drop(1); // The function is still on the stack; drop it. 2206 __ Drop(1); // The function is still on the stack; drop it.
2207 2207
2208 // if (!result.done) goto l_try; 2208 // if (!result.done) goto l_try;
2209 __ bind(&l_loop); 2209 __ bind(&l_loop);
2210 __ Move(load_receiver, r0); 2210 __ Move(load_receiver, r0);
2211 2211
2212 __ push(load_receiver); // save result 2212 __ push(load_receiver); // save result
2213 __ LoadRoot(load_name, Heap::kdone_stringRootIndex); // "done" 2213 __ LoadRoot(load_name, Heap::kdone_stringRootIndex); // "done"
2214 __ mov(VectorLoadICDescriptor::SlotRegister(), 2214 __ mov(LoadDescriptor::SlotRegister(),
2215 Operand(SmiFromSlot(expr->DoneFeedbackSlot()))); 2215 Operand(SmiFromSlot(expr->DoneFeedbackSlot())));
2216 CallLoadIC(NOT_CONTEXTUAL); // r0=result.done 2216 CallLoadIC(NOT_CONTEXTUAL); // r0=result.done
2217 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate()); 2217 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate());
2218 CallIC(bool_ic); 2218 CallIC(bool_ic);
2219 __ cmp(r0, Operand(0)); 2219 __ cmp(r0, Operand(0));
2220 __ b(eq, &l_try); 2220 __ b(eq, &l_try);
2221 2221
2222 // result.value 2222 // result.value
2223 __ pop(load_receiver); // result 2223 __ pop(load_receiver); // result
2224 __ LoadRoot(load_name, Heap::kvalue_stringRootIndex); // "value" 2224 __ LoadRoot(load_name, Heap::kvalue_stringRootIndex); // "value"
2225 __ mov(VectorLoadICDescriptor::SlotRegister(), 2225 __ mov(LoadDescriptor::SlotRegister(),
2226 Operand(SmiFromSlot(expr->ValueFeedbackSlot()))); 2226 Operand(SmiFromSlot(expr->ValueFeedbackSlot())));
2227 CallLoadIC(NOT_CONTEXTUAL); // r0=result.value 2227 CallLoadIC(NOT_CONTEXTUAL); // r0=result.value
2228 context()->DropAndPlug(2, r0); // drop iter and g 2228 context()->DropAndPlug(2, r0); // drop iter and g
2229 break; 2229 break;
2230 } 2230 }
2231 } 2231 }
2232 } 2232 }
2233 2233
2234 2234
2235 void FullCodeGenerator::EmitGeneratorResume(Expression *generator, 2235 void FullCodeGenerator::EmitGeneratorResume(Expression *generator,
(...skipping 132 matching lines...) Expand 10 before | Expand all | Expand 10 after
2368 r2, r3, kLRHasBeenSaved, kDontSaveFPRegs); 2368 r2, r3, kLRHasBeenSaved, kDontSaveFPRegs);
2369 } 2369 }
2370 2370
2371 2371
2372 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { 2372 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
2373 SetSourcePosition(prop->position()); 2373 SetSourcePosition(prop->position());
2374 Literal* key = prop->key()->AsLiteral(); 2374 Literal* key = prop->key()->AsLiteral();
2375 DCHECK(!prop->IsSuperAccess()); 2375 DCHECK(!prop->IsSuperAccess());
2376 2376
2377 __ mov(LoadDescriptor::NameRegister(), Operand(key->value())); 2377 __ mov(LoadDescriptor::NameRegister(), Operand(key->value()));
2378 __ mov(VectorLoadICDescriptor::SlotRegister(), 2378 __ mov(LoadDescriptor::SlotRegister(),
2379 Operand(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2379 Operand(SmiFromSlot(prop->PropertyFeedbackSlot())));
2380 CallLoadIC(NOT_CONTEXTUAL); 2380 CallLoadIC(NOT_CONTEXTUAL);
2381 } 2381 }
2382 2382
2383 2383
2384 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) { 2384 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) {
2385 // Stack: receiver, home_object. 2385 // Stack: receiver, home_object.
2386 SetSourcePosition(prop->position()); 2386 SetSourcePosition(prop->position());
2387 Literal* key = prop->key()->AsLiteral(); 2387 Literal* key = prop->key()->AsLiteral();
2388 DCHECK(!key->value()->IsSmi()); 2388 DCHECK(!key->value()->IsSmi());
2389 DCHECK(prop->IsSuperAccess()); 2389 DCHECK(prop->IsSuperAccess());
2390 2390
2391 __ Push(key->value()); 2391 __ Push(key->value());
2392 __ CallRuntime(Runtime::kLoadFromSuper, 3); 2392 __ CallRuntime(Runtime::kLoadFromSuper, 3);
2393 } 2393 }
2394 2394
2395 2395
2396 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { 2396 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
2397 SetSourcePosition(prop->position()); 2397 SetSourcePosition(prop->position());
2398 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2398 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2399 __ mov(VectorLoadICDescriptor::SlotRegister(), 2399 __ mov(LoadDescriptor::SlotRegister(),
2400 Operand(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2400 Operand(SmiFromSlot(prop->PropertyFeedbackSlot())));
2401 CallIC(ic); 2401 CallIC(ic);
2402 } 2402 }
2403 2403
2404 2404
2405 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) { 2405 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) {
2406 // Stack: receiver, home_object, key. 2406 // Stack: receiver, home_object, key.
2407 SetSourcePosition(prop->position()); 2407 SetSourcePosition(prop->position());
2408 2408
2409 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3); 2409 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3);
(...skipping 2194 matching lines...) Expand 10 before | Expand all | Expand 10 after
4604 4604
4605 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) { 4605 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) {
4606 // Push the builtins object as the receiver. 4606 // Push the builtins object as the receiver.
4607 Register receiver = LoadDescriptor::ReceiverRegister(); 4607 Register receiver = LoadDescriptor::ReceiverRegister();
4608 __ ldr(receiver, GlobalObjectOperand()); 4608 __ ldr(receiver, GlobalObjectOperand());
4609 __ ldr(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset)); 4609 __ ldr(receiver, FieldMemOperand(receiver, GlobalObject::kBuiltinsOffset));
4610 __ push(receiver); 4610 __ push(receiver);
4611 4611
4612 // Load the function from the receiver. 4612 // Load the function from the receiver.
4613 __ mov(LoadDescriptor::NameRegister(), Operand(expr->name())); 4613 __ mov(LoadDescriptor::NameRegister(), Operand(expr->name()));
4614 __ mov(VectorLoadICDescriptor::SlotRegister(), 4614 __ mov(LoadDescriptor::SlotRegister(),
4615 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot()))); 4615 Operand(SmiFromSlot(expr->CallRuntimeFeedbackSlot())));
4616 CallLoadIC(NOT_CONTEXTUAL); 4616 CallLoadIC(NOT_CONTEXTUAL);
4617 } 4617 }
4618 4618
4619 4619
4620 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) { 4620 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
4621 ZoneList<Expression*>* args = expr->arguments(); 4621 ZoneList<Expression*>* args = expr->arguments();
4622 int arg_count = args->length(); 4622 int arg_count = args->length();
4623 4623
4624 // Record source position of the IC call. 4624 // Record source position of the IC call.
(...skipping 414 matching lines...) Expand 10 before | Expand all | Expand 10 after
5039 5039
5040 5040
5041 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) { 5041 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) {
5042 DCHECK(!context()->IsEffect()); 5042 DCHECK(!context()->IsEffect());
5043 DCHECK(!context()->IsTest()); 5043 DCHECK(!context()->IsTest());
5044 VariableProxy* proxy = expr->AsVariableProxy(); 5044 VariableProxy* proxy = expr->AsVariableProxy();
5045 if (proxy != NULL && proxy->var()->IsUnallocated()) { 5045 if (proxy != NULL && proxy->var()->IsUnallocated()) {
5046 Comment cmnt(masm_, "[ Global variable"); 5046 Comment cmnt(masm_, "[ Global variable");
5047 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 5047 __ ldr(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
5048 __ mov(LoadDescriptor::NameRegister(), Operand(proxy->name())); 5048 __ mov(LoadDescriptor::NameRegister(), Operand(proxy->name()));
5049 __ mov(VectorLoadICDescriptor::SlotRegister(), 5049 __ mov(LoadDescriptor::SlotRegister(),
5050 Operand(SmiFromSlot(proxy->VariableFeedbackSlot()))); 5050 Operand(SmiFromSlot(proxy->VariableFeedbackSlot())));
5051 // Use a regular load, not a contextual load, to avoid a reference 5051 // Use a regular load, not a contextual load, to avoid a reference
5052 // error. 5052 // error.
5053 CallLoadIC(NOT_CONTEXTUAL); 5053 CallLoadIC(NOT_CONTEXTUAL);
5054 PrepareForBailout(expr, TOS_REG); 5054 PrepareForBailout(expr, TOS_REG);
5055 context()->Plug(r0); 5055 context()->Plug(r0);
5056 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) { 5056 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) {
5057 Comment cmnt(masm_, "[ Lookup slot"); 5057 Comment cmnt(masm_, "[ Lookup slot");
5058 Label done, slow; 5058 Label done, slow;
5059 5059
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5484 5484
5485 DCHECK(interrupt_address == 5485 DCHECK(interrupt_address ==
5486 isolate->builtins()->OsrAfterStackCheck()->entry()); 5486 isolate->builtins()->OsrAfterStackCheck()->entry());
5487 return OSR_AFTER_STACK_CHECK; 5487 return OSR_AFTER_STACK_CHECK;
5488 } 5488 }
5489 5489
5490 5490
5491 } } // namespace v8::internal 5491 } } // namespace v8::internal
5492 5492
5493 #endif // V8_TARGET_ARCH_ARM 5493 #endif // V8_TARGET_ARCH_ARM
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