diff options
Diffstat (limited to 'lib/Bytecode/Reader/Reader.cpp')
-rw-r--r-- | lib/Bytecode/Reader/Reader.cpp | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp index 71fec255cc..a2038edf34 100644 --- a/lib/Bytecode/Reader/Reader.cpp +++ b/lib/Bytecode/Reader/Reader.cpp @@ -323,14 +323,29 @@ bool BytecodeParser::ParseModuleGlobalInfo(const uchar *&Buf, const uchar *End, unsigned VarType; if (read_vbr(Buf, End, VarType)) return failure(true); while (VarType != Type::VoidTyID) { // List is terminated by Void - const Type *Ty = getType(VarType); + // VarType Fields: bit0 = isConstant, bit1 = hasInitializer, bit2+ = slot# + const Type *Ty = getType(VarType >> 2); if (!Ty || !Ty->isPointerType()) { cerr << "Global not pointer type! Ty = " << Ty << endl; return failure(true); } + ConstPoolVal *Initializer = 0; + if (VarType & 2) { // Does it have an initalizer? + // Do not improvise... values must have been stored in the constant pool, + // which should have been read before now. + // + unsigned InitSlot; + if (read_vbr(Buf, End, InitSlot)) return failure(true); + + Value *V = getValue(Ty->castPointerType()->getValueType(), + InitSlot, false); + if (V == 0) return failure(true); + Initializer = V->castConstantAsserting(); + } + // Create the global variable... - GlobalVariable *GV = new GlobalVariable(Ty); + GlobalVariable *GV = new GlobalVariable(Ty, VarType & 1, Initializer); insertValue(GV, ModuleValues); C->getGlobalList().push_back(GV); |