Fix PR4485.
Avoid unnecessary duplication of operand 0 of X86::FpSET_ST0_80. This duplication would cause one register to remain on the stack at the function return. llvm-svn: 74534
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Avoid unnecessary duplication of operand 0 of X86::FpSET_ST0_80. This duplication would cause one register to remain on the stack at the function return. llvm-svn: 74534