1. in the patch , remove setting storageclass in function .getXCOFFSection and construct function of class MCSectionXCOFF
in the MCSectionXCOFF class,
these attribute only used in the XCOFFObjectWriter, (asm path do not need the StorageClass)
we need get the value of StorageClass, Type,MappingClass before we invoke the getXCOFFSection every time.
actually for, we can get the StorageClass,ss of the MCSectionXCOFF from it's delegated symbol.
2. we can set the value of StorageClass when set thewe also change the oprand of branch instruction from symbol name to qualify symbol name.
for example change
3. (for common link we can set at MCXCOFFStreamer::emitCommonSymbol).and if there is reference indirect call a function bar.
we also add