PATCH: Sign extend relocation result to 64bit for R_X86_64_DTPOFF64/R_X86_64_TPOFF64

[Roland McGrath]

> > Sorry I was not clear. Â I just meant a local temporary in those cases to
> > avoid having the same calculation on both forks of the #if, not anything
> > superfluous.

You still didn't do this change.  Please do it.

Use the standard form in log entries for code with #if:

	(elf_machine_rela) [__ILP32__]:

Also, say "64 bits" in the log entry, not "64bit".


Thanks,
Roland