Many bad changes to gas

[Eric Christopher]

> BTW, Alexandre, Eric, have you run "make check" before you check
> in your changes on platforms they affect?

I checked mine, but there could be problems that I didn't see.  I've been
checking both mips and mn10300 lately before submitting.  I don't normally
check ia32 and unfortunately write.c affects everything.

I don't think that my change would affect this.

-eric