[X86] Merge printf32mem/printi32mem into a single printdwordmem. Do the same...

[X86] Merge printf32mem/printi32mem into a single printdwordmem. Do the same for all other printing functions.

The only thing the print methods currently need to know is the string to print for the memory size in intel syntax.

This patch merges the functions based on this string. If we ever need something else in the future, its easy to split them back out.

This reduces the number of cases in the assembly printers. It shrinks the intel printer to only use 7 bytes per instruction instead of 8.

llvm-svn: 356352