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AST: Introduce PackElementType

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This commit is contained in:
Slava Pestov
2023-05-22 13:47:24 -04:00
parent 8f9a4cbdae
commit b2bc2c72ec
29 changed files with 274 additions and 4 deletions
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18
lib/IRGen/MetadataRequest.cpp
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@@ -1504,6 +1504,11 @@ namespace {
llvm_unreachable("cannot emit metadata for a pack expansion by itself");
}
MetadataResponse visitPackElementType(CanPackElementType type,
DynamicMetadataRequest request) {
llvm_unreachable("cannot emit metadata for a pack element by itself");
}
MetadataResponse visitTupleType(CanTupleType type,
DynamicMetadataRequest request) {
if (auto cached = tryGetLocal(type, request))
@@ -2833,6 +2838,10 @@ static bool shouldAccessByMangledName(IRGenModule &IGM, CanType type) {
llvm_unreachable("Unimplemented!");
}
void visitPackElementType(CanPackElementType tup) {
llvm_unreachable("Unimplemented!");
}
void visitTupleType(CanTupleType tup) {
// The empty tuple has trivial metadata.
if (tup->getNumElements() == 0) {
@@ -3274,6 +3283,10 @@ public:
return ty;
}
CanType visitPackElementType(CanPackElementType ty) {
llvm_unreachable("not implemented for PackElementType");
}
CanType visitTupleType(CanTupleType ty) {
bool changed = false;
SmallVector<TupleTypeElt, 4> loweredElts;
@@ -3604,6 +3617,11 @@ namespace {
llvm_unreachable("");
}
llvm::Value *visitPackElementType(CanPackElementType type,
DynamicMetadataRequest request) {
llvm_unreachable("not implemented for PackElementType");
}
llvm::Value *visitTupleType(CanTupleType type,
DynamicMetadataRequest request) {
// Tuples containing pack expansion types are completely dynamic.