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llvm-mirror/lib/Bitcode/Writer
Rafael Espindola 9f526bcf4d First step in fixing PR8927:
Add a unnamed_addr bit to global variables and functions. This will be used
to indicate that the address is not significant and therefore the constant
or function can be merged with others.

If an optimization pass can show that an address is not used, it can set this.

Examples of things that can have this set by the FE are globals created to
hold string literals and C++ constructors.

Adding unnamed_addr to a non-const global should have no effect unless
an optimization can transform that global into a constant.

Aliases are not allowed to have unnamed_addr since I couldn't figure
out any use for it.

llvm-svn: 123063
2011-01-08 16:42:36 +00:00
..
BitcodeWriter.cpp First step in fixing PR8927: 2011-01-08 16:42:36 +00:00
BitcodeWriterPass.cpp Reapply r110396, with fixes to appease the Linux buildbot gods. 2010-08-06 18:33:48 +00:00
BitWriter.cpp Add a LLVMWriteBitcodeToFD that exposes the raw_fd_ostream options. 2010-03-06 00:30:06 +00:00
CMakeLists.txt
Makefile
ValueEnumerator.cpp Clear FunctionLocalMDs in purgeFunction along with the rest of the 2010-08-25 17:11:16 +00:00
ValueEnumerator.h Extend function-local metadata to be usable as attachments. 2010-08-24 02:24:03 +00:00