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Chris Lattner
2944652569
implement a simple fneg optimization/propagation thing. This compiles:
CodeGen/PowerPC/fneg.ll into: _t4: fmul f0, f3, f4 fmadd f1, f1, f2, f0 blr instead of: _t4: fneg f0, f3 fmul f0, f0, f4 fmsub f1, f1, f2, f0 blr git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37054 91177308-0d34-0410-b5e6-96231b3b80d8
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Low Level Virtual Machine (LLVM) ================================ This directory and its subdirectories contain source code for the Low Level Virtual Machine, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments. LLVM is open source software. You may freely distribute it under the terms of the license agreement found in LICENSE.txt. Please see the HTML documentation provided in docs/index.html for further assistance with LLVM.
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