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Unified Diff: src/compiler/verifier.cc

Issue 840953003: [turbofan] Correctify representation changes to bit. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: std::isnan Created 5 years, 11 months ago
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Index: src/compiler/verifier.cc
diff --git a/src/compiler/verifier.cc b/src/compiler/verifier.cc
index 693b414650596a495711ebee885490e164058a2c..5ba8c87aa8c3ca993136ecc9013d1a593b730f01 100644
--- a/src/compiler/verifier.cc
+++ b/src/compiler/verifier.cc
@@ -612,6 +612,15 @@ void Verifier::Visitor::Pre(Node* node) {
// CheckUpperIs(node, to));
break;
}
+ case IrOpcode::kChangeBitToBool: {
+ // Boolean /\ UntaggedInt1 -> Boolean /\ TaggedPtr
+ // TODO(neis): Activate once ChangeRepresentation works in typer.
+ // Type* from = Type::Intersect(Type::Boolean(), Type::UntaggedInt1());
+ // Type* to = Type::Intersect(Type::Boolean(), Type::TaggedPtr());
+ // CheckValueInputIs(node, 0, from));
+ // CheckUpperIs(node, to));
+ break;
+ }
case IrOpcode::kChangeBoolToBit: {
// Boolean /\ TaggedPtr -> Boolean /\ UntaggedInt1
// TODO(neis): Activate once ChangeRepresentation works in typer.
@@ -621,13 +630,13 @@ void Verifier::Visitor::Pre(Node* node) {
// CheckUpperIs(node, to));
break;
}
- case IrOpcode::kChangeBitToBool: {
- // Boolean /\ UntaggedInt1 -> Boolean /\ TaggedPtr
- // TODO(neis): Activate once ChangeRepresentation works in typer.
- // Type* from = Type::Intersect(Type::Boolean(), Type::UntaggedInt1());
- // Type* to = Type::Intersect(Type::Boolean(), Type::TaggedPtr());
- // CheckValueInputIs(node, 0, from));
- // CheckUpperIs(node, to));
+ case IrOpcode::kChangeWord32ToBit: {
+ // TODO(rossberg): Check.
+ CheckValueInputIs(node, 0, Type::Integral32());
+ break;
+ }
+ case IrOpcode::kChangeWord64ToBit: {
+ // TODO(rossberg): Check.
break;
}
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