This causes code that is generated by gcc to work better.
* Implement mul & div
* Export malloc, free, and pow
* add strtol, atoi, and atol to the runtime library
llvm-svn: 988
* ConstPoolPointerReference now represents a pointer to a GlobalValue
* Methods name references are now explicit pointers to methods
* Rename Value::GlobalVal to Value::GlobalVariableVal to avoid confusion
llvm-svn: 703