search for: 6c81739

...> bool EnterSubBlock(unsigned BlockID, unsigned *NumWordsP = 0) { > // Save the current block's state on BlockScope. > BlockScope.push_back(Block(CurCodeSize)); > diff --git a/include/llvm/Bitcode/LLVMBitCodes.h b/include/llvm/Bitcode/LLVMBitCodes.h > index c1dc190..6c81739 100644 > --- a/include/llvm/Bitcode/LLVMBitCodes.h > +++ b/include/llvm/Bitcode/LLVMBitCodes.h > @@ -33,9 +33,9 @@ namespace bitc { > UNUSED_ID1, > > CONSTANTS_BLOCK_ID, > - FUNCTION_BLOCK_ID, > + FUNCTION_BLOCK_ID, // Deprecated in favor of FUNCTION_BLOCK_I...

Hi all, I've been looking into how to make llvm bitcode files smaller. There is one simple change that appears to shrink linked bitcode files by about 15%. See this spreadsheet for some rough data: https://docs.google.com/spreadsheet/ccc?key=0AjRrJHQc4_bddEtJdjdIek5fMDdIdFFIZldZXzdWa0E The change is in how operand ids are encoded in bitcode files. Rather than use an "absolute