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authorAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-12 14:27:29 +0200
committerAllan Sandfeld Jensen <allan.jensen@qt.io>2020-10-13 09:35:20 +0000
commitc30a6232df03e1efbd9f3b226777b07e087a1122 (patch)
treee992f45784689f373bcc38d1b79a239ebe17ee23 /chromium/v8/src/objects/feedback-vector-inl.h
parent7b5b123ac58f58ffde0f4f6e488bcd09aa4decd3 (diff)
downloadqtwebengine-chromium-85-based.tar.gz
BASELINE: Update Chromium to 85.0.4183.14085-based
Change-Id: Iaa42f4680837c57725b1344f108c0196741f6057 Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Diffstat (limited to 'chromium/v8/src/objects/feedback-vector-inl.h')
-rw-r--r--chromium/v8/src/objects/feedback-vector-inl.h63
1 files changed, 39 insertions, 24 deletions
diff --git a/chromium/v8/src/objects/feedback-vector-inl.h b/chromium/v8/src/objects/feedback-vector-inl.h
index 72b6e14883a..42c2fa51530 100644
--- a/chromium/v8/src/objects/feedback-vector-inl.h
+++ b/chromium/v8/src/objects/feedback-vector-inl.h
@@ -233,32 +233,47 @@ BinaryOperationHint BinaryOperationHintFromFeedback(int type_feedback) {
}
// Helper function to transform the feedback to CompareOperationHint.
+template <CompareOperationFeedback::Type Feedback>
+bool Is(int type_feedback) {
+ return !(type_feedback & ~Feedback);
+}
+
CompareOperationHint CompareOperationHintFromFeedback(int type_feedback) {
- switch (type_feedback) {
- case CompareOperationFeedback::kNone:
- return CompareOperationHint::kNone;
- case CompareOperationFeedback::kSignedSmall:
- return CompareOperationHint::kSignedSmall;
- case CompareOperationFeedback::kNumber:
- return CompareOperationHint::kNumber;
- case CompareOperationFeedback::kNumberOrOddball:
- return CompareOperationHint::kNumberOrOddball;
- case CompareOperationFeedback::kInternalizedString:
- return CompareOperationHint::kInternalizedString;
- case CompareOperationFeedback::kString:
- return CompareOperationHint::kString;
- case CompareOperationFeedback::kSymbol:
- return CompareOperationHint::kSymbol;
- case CompareOperationFeedback::kBigInt:
- return CompareOperationHint::kBigInt;
- case CompareOperationFeedback::kReceiver:
- return CompareOperationHint::kReceiver;
- case CompareOperationFeedback::kReceiverOrNullOrUndefined:
- return CompareOperationHint::kReceiverOrNullOrUndefined;
- default:
- return CompareOperationHint::kAny;
+ if (Is<CompareOperationFeedback::kNone>(type_feedback)) {
+ return CompareOperationHint::kNone;
}
- UNREACHABLE();
+
+ if (Is<CompareOperationFeedback::kSignedSmall>(type_feedback)) {
+ return CompareOperationHint::kSignedSmall;
+ } else if (Is<CompareOperationFeedback::kNumber>(type_feedback)) {
+ return CompareOperationHint::kNumber;
+ } else if (Is<CompareOperationFeedback::kNumberOrBoolean>(type_feedback)) {
+ return CompareOperationHint::kNumberOrBoolean;
+ }
+
+ if (Is<CompareOperationFeedback::kInternalizedString>(type_feedback)) {
+ return CompareOperationHint::kInternalizedString;
+ } else if (Is<CompareOperationFeedback::kString>(type_feedback)) {
+ return CompareOperationHint::kString;
+ }
+
+ if (Is<CompareOperationFeedback::kReceiver>(type_feedback)) {
+ return CompareOperationHint::kReceiver;
+ } else if (Is<CompareOperationFeedback::kReceiverOrNullOrUndefined>(
+ type_feedback)) {
+ return CompareOperationHint::kReceiverOrNullOrUndefined;
+ }
+
+ if (Is<CompareOperationFeedback::kBigInt>(type_feedback)) {
+ return CompareOperationHint::kBigInt;
+ }
+
+ if (Is<CompareOperationFeedback::kSymbol>(type_feedback)) {
+ return CompareOperationHint::kSymbol;
+ }
+
+ DCHECK(Is<CompareOperationFeedback::kAny>(type_feedback));
+ return CompareOperationHint::kAny;
}
// Helper function to transform the feedback to ForInHint.