Jakob Stoklund Olesen 72138019a9 Fix the TCRETURNmi64 bug differently.
Add a PatFrag to match X86tcret using 6 fixed registers or less. This
avoids folding loads into TCRETURNmi64 using 7 or more volatile
registers.

<rdar://problem/12282281>

llvm-svn: 163819
2012-09-13 18:31:27 +00:00
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