Commit Graph

5 Commits

Author SHA1 Message Date
Devang Patel e059ba6ed2 Derive MDNode from MetadataBase instead of Constant. Emit MDNodes into METADATA_BLOCK in bitcode file.
llvm-svn: 76834
2009-07-23 01:07:34 +00:00
Devang Patel 7428d8acec Introduce MetadataBase, a base class for MDString and MDNode.
Derive MDString directly from MetadataBase. 
Introduce new bitcode block to hold metadata.

llvm-svn: 76759
2009-07-22 17:43:22 +00:00
Nick Lewycky adbc284666 Give embedded metadata its own type instead of relying on EmptyStructTy.
llvm-svn: 72610
2009-05-30 05:06:04 +00:00
Nick Lewycky b8f9b7a965 Make MDNode use CallbackVH. Also change MDNode to store Value* instead of
Constant* in preperation of a future change to support holding non-Constants
in an MDNode.

llvm-svn: 71407
2009-05-10 20:57:05 +00:00
Nick Lewycky 49f891958f Add support for embedded metadata to LLVM. This introduces two new types of
Constant, MDString and MDNode which can only be used by globals with a name
that starts with "llvm." or as arguments to a function with the same naming
restriction.

llvm-svn: 68420
2009-04-04 07:22:01 +00:00