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Support in-place value metadata initialization in the runtime.

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John McCall
2018-07-24 18:27:42 -04:00
parent e6fc5cb54e
commit dadb51e708
6 changed files with 340 additions and 15 deletions
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7
include/swift/Runtime/Metadata.h
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@@ -335,6 +335,13 @@ ClassMetadataBounds getResilientMetadataBounds(
const ClassDescriptor *descriptor);
int32_t getResilientImmediateMembersOffset(const ClassDescriptor *descriptor);
/// \brief Fetch a uniqued metadata object for a nominal type which requires
/// in-place metadata initialization.
SWIFT_RUNTIME_EXPORT SWIFT_CC(swift)
MetadataResponse
swift_getInPlaceMetadata(MetadataRequest request,
const TypeContextDescriptor *description);
/// \brief Fetch a uniqued metadata object for a generic nominal type.
SWIFT_RUNTIME_EXPORT SWIFT_CC(swift)
MetadataResponse