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Unified Diff: src/full-codegen/mips/full-codegen-mips.cc

Issue 1424153003: VectorICs: Remove --vector-stores flag. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Response to Hannes comment. Created 5 years, 1 month ago
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Index: src/full-codegen/mips/full-codegen-mips.cc
diff --git a/src/full-codegen/mips/full-codegen-mips.cc b/src/full-codegen/mips/full-codegen-mips.cc
index 661ff80fa61105141d3817a822fa2f5f6e72aba9..cfe1e8f6fb2b8d4ddd40385396789f703235e05a 100644
--- a/src/full-codegen/mips/full-codegen-mips.cc
+++ b/src/full-codegen/mips/full-codegen-mips.cc
@@ -1238,7 +1238,7 @@ void FullCodeGenerator::EmitSetHomeObject(Expression* initializer, int offset,
Operand(isolate()->factory()->home_object_symbol()));
__ lw(StoreDescriptor::ValueRegister(),
MemOperand(sp, offset * kPointerSize));
- if (FLAG_vector_stores) EmitLoadStoreICSlot(slot);
+ EmitLoadStoreICSlot(slot);
CallStoreIC();
}
@@ -1252,7 +1252,7 @@ void FullCodeGenerator::EmitSetHomeObjectAccumulator(Expression* initializer,
Operand(isolate()->factory()->home_object_symbol()));
__ lw(StoreDescriptor::ValueRegister(),
MemOperand(sp, offset * kPointerSize));
- if (FLAG_vector_stores) EmitLoadStoreICSlot(slot);
+ EmitLoadStoreICSlot(slot);
CallStoreIC();
}
@@ -1574,12 +1574,8 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
DCHECK(StoreDescriptor::ValueRegister().is(a0));
__ li(StoreDescriptor::NameRegister(), Operand(key->value()));
__ lw(StoreDescriptor::ReceiverRegister(), MemOperand(sp));
- if (FLAG_vector_stores) {
- EmitLoadStoreICSlot(property->GetSlot(0));
- CallStoreIC();
- } else {
- CallStoreIC(key->LiteralFeedbackId());
- }
+ EmitLoadStoreICSlot(property->GetSlot(0));
+ CallStoreIC();
PrepareForBailoutForId(key->id(), NO_REGISTERS);
if (NeedsHomeObject(value)) {
@@ -1774,30 +1770,13 @@ void FullCodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) {
VisitForAccumulatorValue(subexpr);
- if (FLAG_vector_stores) {
- __ li(StoreDescriptor::NameRegister(),
- Operand(Smi::FromInt(array_index)));
- __ lw(StoreDescriptor::ReceiverRegister(), MemOperand(sp, kPointerSize));
- __ mov(StoreDescriptor::ValueRegister(), result_register());
- EmitLoadStoreICSlot(expr->LiteralFeedbackSlot());
- Handle<Code> ic =
- CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
- CallIC(ic);
- } else if (has_fast_elements) {
- int offset = FixedArray::kHeaderSize + (array_index * kPointerSize);
- __ lw(t2, MemOperand(sp, kPointerSize)); // Copy of array literal.
- __ lw(a1, FieldMemOperand(t2, JSObject::kElementsOffset));
- __ sw(result_register(), FieldMemOperand(a1, offset));
- // Update the write barrier for the array store.
- __ RecordWriteField(a1, offset, result_register(), a2,
- kRAHasBeenSaved, kDontSaveFPRegs,
- EMIT_REMEMBERED_SET, INLINE_SMI_CHECK);
- } else {
- __ li(a3, Operand(Smi::FromInt(array_index)));
- __ mov(a0, result_register());
- StoreArrayLiteralElementStub stub(isolate());
- __ CallStub(&stub);
- }
+ __ li(StoreDescriptor::NameRegister(), Operand(Smi::FromInt(array_index)));
+ __ lw(StoreDescriptor::ReceiverRegister(), MemOperand(sp, kPointerSize));
+ __ mov(StoreDescriptor::ValueRegister(), result_register());
+ EmitLoadStoreICSlot(expr->LiteralFeedbackSlot());
+ Handle<Code> ic =
+ CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
+ CallIC(ic);
PrepareForBailoutForId(expr->GetIdForElement(array_index), NO_REGISTERS);
}
@@ -2502,7 +2481,7 @@ void FullCodeGenerator::EmitAssignment(Expression* expr,
__ pop(StoreDescriptor::ValueRegister()); // Restore value.
__ li(StoreDescriptor::NameRegister(),
Operand(prop->key()->AsLiteral()->value()));
- if (FLAG_vector_stores) EmitLoadStoreICSlot(slot);
+ EmitLoadStoreICSlot(slot);
CallStoreIC();
break;
}
@@ -2550,7 +2529,7 @@ void FullCodeGenerator::EmitAssignment(Expression* expr,
__ mov(StoreDescriptor::NameRegister(), result_register());
__ Pop(StoreDescriptor::ValueRegister(),
StoreDescriptor::ReceiverRegister());
- if (FLAG_vector_stores) EmitLoadStoreICSlot(slot);
+ EmitLoadStoreICSlot(slot);
Handle<Code> ic =
CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
CallIC(ic);
@@ -2581,7 +2560,7 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var, Token::Value op,
__ mov(StoreDescriptor::ValueRegister(), result_register());
__ li(StoreDescriptor::NameRegister(), Operand(var->name()));
__ lw(StoreDescriptor::ReceiverRegister(), GlobalObjectOperand());
- if (FLAG_vector_stores) EmitLoadStoreICSlot(slot);
+ EmitLoadStoreICSlot(slot);
CallStoreIC();
} else if (var->mode() == LET && op != Token::INIT) {
@@ -2689,12 +2668,8 @@ void FullCodeGenerator::EmitNamedPropertyAssignment(Assignment* expr) {
__ li(StoreDescriptor::NameRegister(),
Operand(prop->key()->AsLiteral()->value()));
__ pop(StoreDescriptor::ReceiverRegister());
- if (FLAG_vector_stores) {
- EmitLoadStoreICSlot(expr->AssignmentSlot());
- CallStoreIC();
- } else {
- CallStoreIC(expr->AssignmentFeedbackId());
- }
+ EmitLoadStoreICSlot(expr->AssignmentSlot());
+ CallStoreIC();
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
context()->Plug(v0);
@@ -2744,12 +2719,8 @@ void FullCodeGenerator::EmitKeyedPropertyAssignment(Assignment* expr) {
Handle<Code> ic =
CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
- if (FLAG_vector_stores) {
- EmitLoadStoreICSlot(expr->AssignmentSlot());
- CallIC(ic);
- } else {
- CallIC(ic, expr->AssignmentFeedbackId());
- }
+ EmitLoadStoreICSlot(expr->AssignmentSlot());
+ CallIC(ic);
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
context()->Plug(v0);
@@ -4620,12 +4591,8 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
__ li(StoreDescriptor::NameRegister(),
Operand(prop->key()->AsLiteral()->value()));
__ pop(StoreDescriptor::ReceiverRegister());
- if (FLAG_vector_stores) {
- EmitLoadStoreICSlot(expr->CountSlot());
- CallStoreIC();
- } else {
- CallStoreIC(expr->CountStoreFeedbackId());
- }
+ EmitLoadStoreICSlot(expr->CountSlot());
+ CallStoreIC();
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
if (!context()->IsEffect()) {
@@ -4664,12 +4631,8 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
StoreDescriptor::NameRegister());
Handle<Code> ic =
CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
- if (FLAG_vector_stores) {
- EmitLoadStoreICSlot(expr->CountSlot());
- CallIC(ic);
- } else {
- CallIC(ic, expr->CountStoreFeedbackId());
- }
+ EmitLoadStoreICSlot(expr->CountSlot());
+ CallIC(ic);
PrepareForBailoutForId(expr->AssignmentId(), TOS_REG);
if (expr->is_postfix()) {
if (!context()->IsEffect()) {
@@ -4973,7 +4936,7 @@ void FullCodeGenerator::ClearPendingMessage() {
void FullCodeGenerator::EmitLoadStoreICSlot(FeedbackVectorSlot slot) {
- DCHECK(FLAG_vector_stores && !slot.IsInvalid());
+ DCHECK(!slot.IsInvalid());
__ li(VectorStoreICTrampolineDescriptor::SlotRegister(),
Operand(SmiFromSlot(slot)));
}
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