[PATCH] D23334: [Sparc][Leon] Speed optimisation to reduce double floating-point instructions to singles.

[Chris Dewhurst via llvm-commits]

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This is a requested speed optimisation for Leon processors, reducing very slow double floating point operations to use singles. Obviously comes with precision loss and therefore not turned-on by default.

Repository:
  rL LLVM

https://reviews.llvm.org/D23334

Files:
  LeonFloatOptimisations.cpp
  Sparc.h

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