[cleanup] Delete old machine operator reduction

It doesn't do anything.

Bug: v8:10021
Change-Id: I430550f9ce25fd555ec32c8eb0f3276a63c7e53b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2000746
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65791}
This commit is contained in:
Santiago Aboy Solanes 2020-01-14 21:23:16 +00:00 committed by Commit Bot
parent c61efa9a85
commit 4e84ef79c4

View File

@ -787,9 +787,6 @@ Reduction MachineOperatorReducer::Reduce(Node* node) {
Int64Matcher m(node->InputAt(0));
if (m.HasValue()) return ReplaceInt32(static_cast<int32_t>(m.Value()));
if (m.IsChangeInt32ToInt64()) return Replace(m.node()->InputAt(0));
if (m.IsBitcastTaggedToWordForTagAndSmiBits()) {
Int64Matcher n(m.node()->InputAt(0));
}
break;
}
case IrOpcode::kTruncateFloat64ToFloat32: {
@ -878,6 +875,7 @@ Reduction MachineOperatorReducer::ReduceInt32Add(Node* node) {
return Changed(node);
}
}
return NoChange();
}