From d6e431f45e6bc2c407f9d50cb6a6f99a0de9ebed Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Mon, 15 Nov 2004 22:39:49 +0000 Subject: Do not emit FunctionBlock blocks for external functions. This shrinks bytecode files by about 8 bytes per external function git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17859 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Bytecode/Writer/Writer.cpp | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'lib/Bytecode/Writer/Writer.cpp') diff --git a/lib/Bytecode/Writer/Writer.cpp b/lib/Bytecode/Writer/Writer.cpp index 7d578f966e..ed43bc9e2e 100644 --- a/lib/Bytecode/Writer/Writer.cpp +++ b/lib/Bytecode/Writer/Writer.cpp @@ -919,6 +919,8 @@ void BytecodeWriter::outputModuleInfoBlock(const Module *M) { assert(Slot >= Type::FirstDerivedTyID && "Derived type not in range!"); assert(((Slot << 5) >> 5) == Slot && "Slot # too big!"); unsigned ID = (Slot << 5) + 1; + if (I->isExternal()) // If external, we don't have an FunctionInfo block. + ID |= 1 << 4; output_vbr(ID); } output_vbr((unsigned)Table.getSlot(Type::VoidTy) << 5); @@ -942,12 +944,12 @@ void BytecodeWriter::outputInstructions(const Function *F) { } void BytecodeWriter::outputFunction(const Function *F) { - BytecodeBlock FunctionBlock(BytecodeFormat::FunctionBlockID, *this); - output_vbr(getEncodedLinkage(F)); - // If this is an external function, there is nothing else to emit! if (F->isExternal()) return; + BytecodeBlock FunctionBlock(BytecodeFormat::FunctionBlockID, *this); + output_vbr(getEncodedLinkage(F)); + // Get slot information about the function... Table.incorporateFunction(F); -- cgit v1.2.3-18-g5258