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Commit 33660426 authored by Chris Lattner's avatar Chris Lattner
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Spill/restore X86 floating point stack registers with 64-bits of precision 

instead of 80-bits of precision.  This fixes PR467.

This change speeds up fldry on X86 with LLC from 7.32s on apoc to 4.68s.

llvm-svn: 18433
parent 96b14e18
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