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MIPS: Support count operations on super named properties.

Browse Source 
Port r24290 (98dc7ec)

BUG=v8:3330
LOG=N
R=paul.lind@imgtec.com

Review URL: https://codereview.chromium.org/609403002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24295 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
balazs.kilvady@imgtec.com 2014-09-29 17:11:06 +00:00
parent eb3e3ce240
commit 3aba080773
2 changed files with 74 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
src/mips/full-codegen-mips.cc
View File

@ -1992,7 +1992,8 @@ void FullCodeGenerator::VisitAssignment(Assignment* expr) {
EmitNamedPropertyAssignment(expr);
break;
case NAMED_SUPER_PROPERTY:
EmitNamedSuperPropertyAssignment(expr);
EmitNamedSuperPropertyStore(property);
context()->Plug(v0);
break;
case KEYED_PROPERTY:
EmitKeyedPropertyAssignment(expr);
@ -2613,11 +2614,10 @@ void FullCodeGenerator::EmitNamedPropertyAssignment(Assignment* expr) {
}
void FullCodeGenerator::EmitNamedSuperPropertyAssignment(Assignment* expr) {
void FullCodeGenerator::EmitNamedSuperPropertyStore(Property* prop) {
// Assignment to named property of super.
// v0 : value
// stack : receiver ('this'), home_object
Property* prop = expr->target()->AsProperty();
DCHECK(prop != NULL);
Literal* key = prop->key()->AsLiteral();
DCHECK(key != NULL);
@ -2627,7 +2627,6 @@ void FullCodeGenerator::EmitNamedSuperPropertyAssignment(Assignment* expr) {
__ CallRuntime((strict_mode() == STRICT ? Runtime::kStoreToSuper_Strict
: Runtime::kStoreToSuper_Sloppy),
4);
context()->Plug(v0);
}
@ -4385,19 +4384,21 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
// Expression can only be a property, a global or a (parameter or local)
// slot.
enum LhsKind { VARIABLE, NAMED_PROPERTY, KEYED_PROPERTY };
enum LhsKind {
VARIABLE,
NAMED_PROPERTY,
KEYED_PROPERTY,
NAMED_SUPER_PROPERTY
};
LhsKind assign_type = VARIABLE;
Property* prop = expr->expression()->AsProperty();
// In case of a property we use the uninitialized expression context
// of the key to detect a named property.
if (prop != NULL) {
assign_type =
(prop->key()->IsPropertyName()) ? NAMED_PROPERTY : KEYED_PROPERTY;
if (prop->IsSuperAccess()) {
// throw exception.
VisitSuperReference(prop->obj()->AsSuperReference());
return;
}
(prop->key()->IsPropertyName())
? (prop->IsSuperAccess() ? NAMED_SUPER_PROPERTY : NAMED_PROPERTY)
: KEYED_PROPERTY;
}
// Evaluate expression and get value.
@ -4416,6 +4417,14 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
VisitForStackValue(prop->obj());
__ lw(LoadDescriptor::ReceiverRegister(), MemOperand(sp, 0));
EmitNamedPropertyLoad(prop);
} else if (assign_type == NAMED_SUPER_PROPERTY) {
VisitForStackValue(prop->obj()->AsSuperReference()->this_var());
EmitLoadHomeObject(prop->obj()->AsSuperReference());
__ Push(result_register());
const Register scratch = a1;
__ lw(scratch, MemOperand(sp, kPointerSize));
__ Push(scratch, result_register());
EmitNamedSuperPropertyLoad(prop);
} else {
VisitForStackValue(prop->obj());
VisitForStackValue(prop->key());
@ -4457,6 +4466,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case NAMED_PROPERTY:
__ sw(v0, MemOperand(sp, kPointerSize));
break;
case NAMED_SUPER_PROPERTY:
__ sw(v0, MemOperand(sp, 2 * kPointerSize));
break;
case KEYED_PROPERTY:
__ sw(v0, MemOperand(sp, 2 * kPointerSize));
break;
@ -4490,6 +4502,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case NAMED_PROPERTY:
__ sw(v0, MemOperand(sp, kPointerSize));
break;
case NAMED_SUPER_PROPERTY:
__ sw(v0, MemOperand(sp, 2 * kPointerSize));
break;
case KEYED_PROPERTY:
__ sw(v0, MemOperand(sp, 2 * kPointerSize));
break;
@ -4548,6 +4563,17 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
}
break;
}
case NAMED_SUPER_PROPERTY: {
EmitNamedSuperPropertyStore(prop);
if (expr->is_postfix()) {
if (!context()->IsEffect()) {
context()->PlugTOS();
}
} else {
context()->Plug(v0);
}
break;
}
case KEYED_PROPERTY: {
__ mov(StoreDescriptor::ValueRegister(), result_register());
__ Pop(StoreDescriptor::ReceiverRegister(),

48
src/mips64/full-codegen-mips64.cc
View File

@ -1989,7 +1989,8 @@ void FullCodeGenerator::VisitAssignment(Assignment* expr) {
EmitNamedPropertyAssignment(expr);
break;
case NAMED_SUPER_PROPERTY:
EmitNamedSuperPropertyAssignment(expr);
EmitNamedSuperPropertyStore(property);
context()->Plug(v0);
break;
case KEYED_PROPERTY:
EmitKeyedPropertyAssignment(expr);
@ -2613,11 +2614,10 @@ void FullCodeGenerator::EmitNamedPropertyAssignment(Assignment* expr) {
}
void FullCodeGenerator::EmitNamedSuperPropertyAssignment(Assignment* expr) {
void FullCodeGenerator::EmitNamedSuperPropertyStore(Property* prop) {
// Assignment to named property of super.
// v0 : value
// stack : receiver ('this'), home_object
Property* prop = expr->target()->AsProperty();
DCHECK(prop != NULL);
Literal* key = prop->key()->AsLiteral();
DCHECK(key != NULL);
@ -2627,7 +2627,6 @@ void FullCodeGenerator::EmitNamedSuperPropertyAssignment(Assignment* expr) {
__ CallRuntime((strict_mode() == STRICT ? Runtime::kStoreToSuper_Strict
: Runtime::kStoreToSuper_Sloppy),
4);
context()->Plug(v0);
}
@ -4385,19 +4384,21 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
// Expression can only be a property, a global or a (parameter or local)
// slot.
enum LhsKind { VARIABLE, NAMED_PROPERTY, KEYED_PROPERTY };
enum LhsKind {
VARIABLE,
NAMED_PROPERTY,
KEYED_PROPERTY,
NAMED_SUPER_PROPERTY
};
LhsKind assign_type = VARIABLE;
Property* prop = expr->expression()->AsProperty();
// In case of a property we use the uninitialized expression context
// of the key to detect a named property.
if (prop != NULL) {
assign_type =
(prop->key()->IsPropertyName()) ? NAMED_PROPERTY : KEYED_PROPERTY;
if (prop->IsSuperAccess()) {
// throw exception.
VisitSuperReference(prop->obj()->AsSuperReference());
return;
}
(prop->key()->IsPropertyName())
? (prop->IsSuperAccess() ? NAMED_SUPER_PROPERTY : NAMED_PROPERTY)
: KEYED_PROPERTY;
}
// Evaluate expression and get value.
@ -4416,6 +4417,14 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
VisitForStackValue(prop->obj());
__ ld(LoadDescriptor::ReceiverRegister(), MemOperand(sp, 0));
EmitNamedPropertyLoad(prop);
} else if (assign_type == NAMED_SUPER_PROPERTY) {
VisitForStackValue(prop->obj()->AsSuperReference()->this_var());
EmitLoadHomeObject(prop->obj()->AsSuperReference());
__ Push(result_register());
const Register scratch = a1;
__ ld(scratch, MemOperand(sp, kPointerSize));
__ Push(scratch, result_register());
EmitNamedSuperPropertyLoad(prop);
} else {
VisitForStackValue(prop->obj());
VisitForStackValue(prop->key());
@ -4457,6 +4466,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case NAMED_PROPERTY:
__ sd(v0, MemOperand(sp, kPointerSize));
break;
case NAMED_SUPER_PROPERTY:
__ sd(v0, MemOperand(sp, 2 * kPointerSize));
break;
case KEYED_PROPERTY:
__ sd(v0, MemOperand(sp, 2 * kPointerSize));
break;
@ -4490,6 +4502,9 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
case NAMED_PROPERTY:
__ sd(v0, MemOperand(sp, kPointerSize));
break;
case NAMED_SUPER_PROPERTY:
__ sd(v0, MemOperand(sp, 2 * kPointerSize));
break;
case KEYED_PROPERTY:
__ sd(v0, MemOperand(sp, 2 * kPointerSize));
break;
@ -4548,6 +4563,17 @@ void FullCodeGenerator::VisitCountOperation(CountOperation* expr) {
}
break;
}
case NAMED_SUPER_PROPERTY: {
EmitNamedSuperPropertyStore(prop);
if (expr->is_postfix()) {
if (!context()->IsEffect()) {
context()->PlugTOS();
}
} else {
context()->Plug(v0);
}
break;
}
case KEYED_PROPERTY: {
__ mov(StoreDescriptor::ValueRegister(), result_register());
__ Pop(StoreDescriptor::ReceiverRegister(),