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Side by Side Diff: src/ia32/full-codegen-ia32.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_IA32 7 #if V8_TARGET_ARCH_IA32
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 1242 matching lines...) Expand 10 before | Expand all | Expand 10 after
1253 1253
1254 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) { 1254 void FullCodeGenerator::EmitLoadHomeObject(SuperReference* expr) {
1255 Comment cnmt(masm_, "[ SuperReference "); 1255 Comment cnmt(masm_, "[ SuperReference ");
1256 1256
1257 __ mov(LoadDescriptor::ReceiverRegister(), 1257 __ mov(LoadDescriptor::ReceiverRegister(),
1258 Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); 1258 Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
1259 1259
1260 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol()); 1260 Handle<Symbol> home_object_symbol(isolate()->heap()->home_object_symbol());
1261 __ mov(LoadDescriptor::NameRegister(), home_object_symbol); 1261 __ mov(LoadDescriptor::NameRegister(), home_object_symbol);
1262 1262
1263 __ mov(VectorLoadICDescriptor::SlotRegister(), 1263 __ mov(LoadDescriptor::SlotRegister(),
1264 Immediate(SmiFromSlot(expr->HomeObjectFeedbackSlot()))); 1264 Immediate(SmiFromSlot(expr->HomeObjectFeedbackSlot())));
1265 CallLoadIC(NOT_CONTEXTUAL); 1265 CallLoadIC(NOT_CONTEXTUAL);
1266 1266
1267 __ cmp(eax, isolate()->factory()->undefined_value()); 1267 __ cmp(eax, isolate()->factory()->undefined_value());
1268 Label done; 1268 Label done;
1269 __ j(not_equal, &done); 1269 __ j(not_equal, &done);
1270 __ CallRuntime(Runtime::kThrowNonMethodError, 0); 1270 __ CallRuntime(Runtime::kThrowNonMethodError, 0);
1271 __ bind(&done); 1271 __ bind(&done);
1272 } 1272 }
1273 1273
(...skipping 56 matching lines...) Expand 10 before | Expand all | Expand 10 after
1330 // Load next context in chain. 1330 // Load next context in chain.
1331 __ mov(temp, ContextOperand(temp, Context::PREVIOUS_INDEX)); 1331 __ mov(temp, ContextOperand(temp, Context::PREVIOUS_INDEX));
1332 __ jmp(&next); 1332 __ jmp(&next);
1333 __ bind(&fast); 1333 __ bind(&fast);
1334 } 1334 }
1335 1335
1336 // All extension objects were empty and it is safe to use a global 1336 // All extension objects were empty and it is safe to use a global
1337 // load IC call. 1337 // load IC call.
1338 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1338 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1339 __ mov(LoadDescriptor::NameRegister(), proxy->var()->name()); 1339 __ mov(LoadDescriptor::NameRegister(), proxy->var()->name());
1340 __ mov(VectorLoadICDescriptor::SlotRegister(), 1340 __ mov(LoadDescriptor::SlotRegister(),
1341 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot()))); 1341 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot())));
1342 1342
1343 ContextualMode mode = (typeof_state == INSIDE_TYPEOF) 1343 ContextualMode mode = (typeof_state == INSIDE_TYPEOF)
1344 ? NOT_CONTEXTUAL 1344 ? NOT_CONTEXTUAL
1345 : CONTEXTUAL; 1345 : CONTEXTUAL;
1346 1346
1347 CallLoadIC(mode); 1347 CallLoadIC(mode);
1348 } 1348 }
1349 1349
1350 1350
(...skipping 65 matching lines...) Expand 10 before | Expand all | Expand 10 after
1416 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS); 1416 PrepareForBailoutForId(proxy->BeforeId(), NO_REGISTERS);
1417 Variable* var = proxy->var(); 1417 Variable* var = proxy->var();
1418 1418
1419 // Three cases: global variables, lookup variables, and all other types of 1419 // Three cases: global variables, lookup variables, and all other types of
1420 // variables. 1420 // variables.
1421 switch (var->location()) { 1421 switch (var->location()) {
1422 case Variable::UNALLOCATED: { 1422 case Variable::UNALLOCATED: {
1423 Comment cmnt(masm_, "[ Global variable"); 1423 Comment cmnt(masm_, "[ Global variable");
1424 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 1424 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
1425 __ mov(LoadDescriptor::NameRegister(), var->name()); 1425 __ mov(LoadDescriptor::NameRegister(), var->name());
1426 __ mov(VectorLoadICDescriptor::SlotRegister(), 1426 __ mov(LoadDescriptor::SlotRegister(),
1427 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot()))); 1427 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot())));
1428 CallGlobalLoadIC(var->name()); 1428 CallGlobalLoadIC(var->name());
1429 context()->Plug(eax); 1429 context()->Plug(eax);
1430 break; 1430 break;
1431 } 1431 }
1432 1432
1433 case Variable::PARAMETER: 1433 case Variable::PARAMETER:
1434 case Variable::LOCAL: 1434 case Variable::LOCAL:
1435 case Variable::CONTEXT: { 1435 case Variable::CONTEXT: {
1436 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable" 1436 Comment cmnt(masm_, var->IsContextSlot() ? "[ Context variable"
(...skipping 674 matching lines...) Expand 10 before | Expand all | Expand 10 after
2111 __ bind(&l_next); 2111 __ bind(&l_next);
2112 2112
2113 __ mov(load_name, isolate()->factory()->next_string()); 2113 __ mov(load_name, isolate()->factory()->next_string());
2114 __ push(load_name); // "next" 2114 __ push(load_name); // "next"
2115 __ push(Operand(esp, 2 * kPointerSize)); // iter 2115 __ push(Operand(esp, 2 * kPointerSize)); // iter
2116 __ push(eax); // received 2116 __ push(eax); // received
2117 2117
2118 // result = receiver[f](arg); 2118 // result = receiver[f](arg);
2119 __ bind(&l_call); 2119 __ bind(&l_call);
2120 __ mov(load_receiver, Operand(esp, kPointerSize)); 2120 __ mov(load_receiver, Operand(esp, kPointerSize));
2121 __ mov(VectorLoadICDescriptor::SlotRegister(), 2121 __ mov(LoadDescriptor::SlotRegister(),
2122 Immediate(SmiFromSlot(expr->KeyedLoadFeedbackSlot()))); 2122 Immediate(SmiFromSlot(expr->KeyedLoadFeedbackSlot())));
2123 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2123 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2124 CallIC(ic, TypeFeedbackId::None()); 2124 CallIC(ic, TypeFeedbackId::None());
2125 __ mov(edi, eax); 2125 __ mov(edi, eax);
2126 __ mov(Operand(esp, 2 * kPointerSize), edi); 2126 __ mov(Operand(esp, 2 * kPointerSize), edi);
2127 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD); 2127 CallFunctionStub stub(isolate(), 1, CALL_AS_METHOD);
2128 __ CallStub(&stub); 2128 __ CallStub(&stub);
2129 2129
2130 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); 2130 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
2131 __ Drop(1); // The function is still on the stack; drop it. 2131 __ Drop(1); // The function is still on the stack; drop it.
2132 2132
2133 // if (!result.done) goto l_try; 2133 // if (!result.done) goto l_try;
2134 __ bind(&l_loop); 2134 __ bind(&l_loop);
2135 __ push(eax); // save result 2135 __ push(eax); // save result
2136 __ Move(load_receiver, eax); // result 2136 __ Move(load_receiver, eax); // result
2137 __ mov(load_name, 2137 __ mov(load_name,
2138 isolate()->factory()->done_string()); // "done" 2138 isolate()->factory()->done_string()); // "done"
2139 __ mov(VectorLoadICDescriptor::SlotRegister(), 2139 __ mov(LoadDescriptor::SlotRegister(),
2140 Immediate(SmiFromSlot(expr->DoneFeedbackSlot()))); 2140 Immediate(SmiFromSlot(expr->DoneFeedbackSlot())));
2141 CallLoadIC(NOT_CONTEXTUAL); // result.done in eax 2141 CallLoadIC(NOT_CONTEXTUAL); // result.done in eax
2142 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate()); 2142 Handle<Code> bool_ic = ToBooleanStub::GetUninitialized(isolate());
2143 CallIC(bool_ic); 2143 CallIC(bool_ic);
2144 __ test(eax, eax); 2144 __ test(eax, eax);
2145 __ j(zero, &l_try); 2145 __ j(zero, &l_try);
2146 2146
2147 // result.value 2147 // result.value
2148 __ pop(load_receiver); // result 2148 __ pop(load_receiver); // result
2149 __ mov(load_name, 2149 __ mov(load_name,
2150 isolate()->factory()->value_string()); // "value" 2150 isolate()->factory()->value_string()); // "value"
2151 __ mov(VectorLoadICDescriptor::SlotRegister(), 2151 __ mov(LoadDescriptor::SlotRegister(),
2152 Immediate(SmiFromSlot(expr->ValueFeedbackSlot()))); 2152 Immediate(SmiFromSlot(expr->ValueFeedbackSlot())));
2153 CallLoadIC(NOT_CONTEXTUAL); // result.value in eax 2153 CallLoadIC(NOT_CONTEXTUAL); // result.value in eax
2154 context()->DropAndPlug(2, eax); // drop iter and g 2154 context()->DropAndPlug(2, eax); // drop iter and g
2155 break; 2155 break;
2156 } 2156 }
2157 } 2157 }
2158 } 2158 }
2159 2159
2160 2160
2161 void FullCodeGenerator::EmitGeneratorResume(Expression *generator, 2161 void FullCodeGenerator::EmitGeneratorResume(Expression *generator,
(...skipping 118 matching lines...) Expand 10 before | Expand all | Expand 10 after
2280 } 2280 }
2281 2281
2282 2282
2283 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { 2283 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
2284 SetSourcePosition(prop->position()); 2284 SetSourcePosition(prop->position());
2285 Literal* key = prop->key()->AsLiteral(); 2285 Literal* key = prop->key()->AsLiteral();
2286 DCHECK(!key->value()->IsSmi()); 2286 DCHECK(!key->value()->IsSmi());
2287 DCHECK(!prop->IsSuperAccess()); 2287 DCHECK(!prop->IsSuperAccess());
2288 2288
2289 __ mov(LoadDescriptor::NameRegister(), Immediate(key->value())); 2289 __ mov(LoadDescriptor::NameRegister(), Immediate(key->value()));
2290 __ mov(VectorLoadICDescriptor::SlotRegister(), 2290 __ mov(LoadDescriptor::SlotRegister(),
2291 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2291 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot())));
2292 CallLoadIC(NOT_CONTEXTUAL); 2292 CallLoadIC(NOT_CONTEXTUAL);
2293 } 2293 }
2294 2294
2295 2295
2296 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) { 2296 void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) {
2297 // Stack: receiver, home_object. 2297 // Stack: receiver, home_object.
2298 SetSourcePosition(prop->position()); 2298 SetSourcePosition(prop->position());
2299 Literal* key = prop->key()->AsLiteral(); 2299 Literal* key = prop->key()->AsLiteral();
2300 DCHECK(!key->value()->IsSmi()); 2300 DCHECK(!key->value()->IsSmi());
2301 DCHECK(prop->IsSuperAccess()); 2301 DCHECK(prop->IsSuperAccess());
2302 2302
2303 __ push(Immediate(key->value())); 2303 __ push(Immediate(key->value()));
2304 __ CallRuntime(Runtime::kLoadFromSuper, 3); 2304 __ CallRuntime(Runtime::kLoadFromSuper, 3);
2305 } 2305 }
2306 2306
2307 2307
2308 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { 2308 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
2309 SetSourcePosition(prop->position()); 2309 SetSourcePosition(prop->position());
2310 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code(); 2310 Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
2311 __ mov(VectorLoadICDescriptor::SlotRegister(), 2311 __ mov(LoadDescriptor::SlotRegister(),
2312 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot()))); 2312 Immediate(SmiFromSlot(prop->PropertyFeedbackSlot())));
2313 CallIC(ic); 2313 CallIC(ic);
2314 } 2314 }
2315 2315
2316 2316
2317 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) { 2317 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) {
2318 // Stack: receiver, home_object, key. 2318 // Stack: receiver, home_object, key.
2319 SetSourcePosition(prop->position()); 2319 SetSourcePosition(prop->position());
2320 2320
2321 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3); 2321 __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3);
(...skipping 2205 matching lines...) Expand 10 before | Expand all | Expand 10 after
4527 4527
4528 4528
4529 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) { 4529 void FullCodeGenerator::EmitLoadJSRuntimeFunction(CallRuntime* expr) {
4530 // Push the builtins object as receiver. 4530 // Push the builtins object as receiver.
4531 __ mov(eax, GlobalObjectOperand()); 4531 __ mov(eax, GlobalObjectOperand());
4532 __ push(FieldOperand(eax, GlobalObject::kBuiltinsOffset)); 4532 __ push(FieldOperand(eax, GlobalObject::kBuiltinsOffset));
4533 4533
4534 // Load the function from the receiver. 4534 // Load the function from the receiver.
4535 __ mov(LoadDescriptor::ReceiverRegister(), Operand(esp, 0)); 4535 __ mov(LoadDescriptor::ReceiverRegister(), Operand(esp, 0));
4536 __ mov(LoadDescriptor::NameRegister(), Immediate(expr->name())); 4536 __ mov(LoadDescriptor::NameRegister(), Immediate(expr->name()));
4537 __ mov(VectorLoadICDescriptor::SlotRegister(), 4537 __ mov(LoadDescriptor::SlotRegister(),
4538 Immediate(SmiFromSlot(expr->CallRuntimeFeedbackSlot()))); 4538 Immediate(SmiFromSlot(expr->CallRuntimeFeedbackSlot())));
4539 CallLoadIC(NOT_CONTEXTUAL); 4539 CallLoadIC(NOT_CONTEXTUAL);
4540 } 4540 }
4541 4541
4542 4542
4543 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) { 4543 void FullCodeGenerator::EmitCallJSRuntimeFunction(CallRuntime* expr) {
4544 ZoneList<Expression*>* args = expr->arguments(); 4544 ZoneList<Expression*>* args = expr->arguments();
4545 int arg_count = args->length(); 4545 int arg_count = args->length();
4546 4546
4547 // Record source position of the IC call. 4547 // Record source position of the IC call.
(...skipping 420 matching lines...) Expand 10 before | Expand all | Expand 10 after
4968 4968
4969 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) { 4969 void FullCodeGenerator::VisitForTypeofValue(Expression* expr) {
4970 VariableProxy* proxy = expr->AsVariableProxy(); 4970 VariableProxy* proxy = expr->AsVariableProxy();
4971 DCHECK(!context()->IsEffect()); 4971 DCHECK(!context()->IsEffect());
4972 DCHECK(!context()->IsTest()); 4972 DCHECK(!context()->IsTest());
4973 4973
4974 if (proxy != NULL && proxy->var()->IsUnallocated()) { 4974 if (proxy != NULL && proxy->var()->IsUnallocated()) {
4975 Comment cmnt(masm_, "[ Global variable"); 4975 Comment cmnt(masm_, "[ Global variable");
4976 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand()); 4976 __ mov(LoadDescriptor::ReceiverRegister(), GlobalObjectOperand());
4977 __ mov(LoadDescriptor::NameRegister(), Immediate(proxy->name())); 4977 __ mov(LoadDescriptor::NameRegister(), Immediate(proxy->name()));
4978 __ mov(VectorLoadICDescriptor::SlotRegister(), 4978 __ mov(LoadDescriptor::SlotRegister(),
4979 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot()))); 4979 Immediate(SmiFromSlot(proxy->VariableFeedbackSlot())));
4980 // Use a regular load, not a contextual load, to avoid a reference 4980 // Use a regular load, not a contextual load, to avoid a reference
4981 // error. 4981 // error.
4982 CallLoadIC(NOT_CONTEXTUAL); 4982 CallLoadIC(NOT_CONTEXTUAL);
4983 PrepareForBailout(expr, TOS_REG); 4983 PrepareForBailout(expr, TOS_REG);
4984 context()->Plug(eax); 4984 context()->Plug(eax);
4985 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) { 4985 } else if (proxy != NULL && proxy->var()->IsLookupSlot()) {
4986 Comment cmnt(masm_, "[ Lookup slot"); 4986 Comment cmnt(masm_, "[ Lookup slot");
4987 Label done, slow; 4987 Label done, slow;
4988 4988
(...skipping 360 matching lines...) Expand 10 before | Expand all | Expand 10 after
5349 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), 5349 DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(),
5350 Assembler::target_address_at(call_target_address, 5350 Assembler::target_address_at(call_target_address,
5351 unoptimized_code)); 5351 unoptimized_code));
5352 return OSR_AFTER_STACK_CHECK; 5352 return OSR_AFTER_STACK_CHECK;
5353 } 5353 }
5354 5354
5355 5355
5356 } } // namespace v8::internal 5356 } } // namespace v8::internal
5357 5357
5358 #endif // V8_TARGET_ARCH_IA32 5358 #endif // V8_TARGET_ARCH_IA32
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