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dart2js cps: Remove receiverIsNotNull from CPS nodes.

Browse source 
BUG=
R=kmillikin@google.com

Review URL: https://codereview.chromium.org/1747213002 .
This commit is contained in:
Asger Feldthaus 2016-03-01 14:56:45 +01:00
parent d2e1a2ce3c
commit dbaf47de5e
3 changed files with 2 additions and 11 deletions
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1
pkg/compiler/lib/src/cps_ir/cps_fragment.dart
View file

@ -124,7 +124,6 @@ class CpsFragment {
{bool receiverIsNotNull: false}) {
ApplyBuiltinMethod apply =
new ApplyBuiltinMethod(method, receiver, arguments, sourceInformation);
apply.receiverIsNotNull = receiverIsNotNull;
return letPrim(apply);
}

11
pkg/compiler/lib/src/cps_ir/cps_ir_nodes.dart
View file

@ -638,9 +638,6 @@ class InvokeMethod extends InvocationPrimitive {
: receiverRef;
}
/// If true, it is known that the receiver cannot be `null`.
bool receiverIsNotNull = false;
InvokeMethod(Primitive receiver,
this.selector,
this.mask,
@ -1159,13 +1156,10 @@ class ApplyBuiltinMethod extends Primitive {
Primitive argument(int n) => argumentRefs[n].definition;
Iterable<Primitive> get arguments => _dereferenceList(argumentRefs);
bool receiverIsNotNull;
ApplyBuiltinMethod(this.method,
Primitive receiver,
List<Primitive> arguments,
this.sourceInformation,
{this.receiverIsNotNull: false})
this.sourceInformation)
: this.receiverRef = new Reference<Primitive>(receiver),
this.argumentRefs = _referenceList(arguments);
@ -2950,8 +2944,7 @@ class DefinitionCopyingVisitor extends Visitor<Definition> {
Definition visitApplyBuiltinMethod(ApplyBuiltinMethod node) {
return new ApplyBuiltinMethod(node.method, getCopy(node.receiverRef),
getList(node.argumentRefs),
node.sourceInformation,
receiverIsNotNull: node.receiverIsNotNull);
node.sourceInformation);
}
Definition visitGetLength(GetLength node) {

1
pkg/compiler/lib/src/cps_ir/type_propagation.dart
View file

@ -2776,7 +2776,6 @@ class TypePropagationVisitor implements Visitor {
void visitInvokeMethod(InvokeMethod node) {
AbstractConstantValue receiver = getValue(node.dartReceiver);
node.receiverIsNotNull = receiver.isDefinitelyNotNull;
if (receiver.isNothing) {
return setResult(node, lattice.nothing);
}