Initialize the target architecture based on compiler defines, so if compiled on x86 or Sparc, LLC will automatically default to that platform, no guessing required. On another platform, it will default to `noarch' and will have to guess which architecture to compile to.
Initialize the target architecture based on compiler defines, so if compiled on
x86 or Sparc, LLC will automatically default to that platform, no guessing
required. On another platform, it will default to `noarch' and will have to
guess which architecture to compile to.


git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@7207 91177308-0d34-0410-b5e6-96231b3b80d8

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