Summary: This was found during review of https://reviews.llvm.org/D66050. In the simple test of fdiv, we miss to fold ``` fneg 2, 2 xsmaddasp 3, 2, 0 ``` to ``` xsnmsubasp 3, 2, 0 ``` We have the patterns for Double Precision and vectors, just missing Single Precision, the patch add that. Reviewers: #powerpc, hfinkel, nemanjai, steven.zhang Reviewed By: #powerpc, steven.zhang Subscribers: wuzish, hiraditya, kbarton, MaskRay, shchenz, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D67595 llvm-svn: 372985
The LLVM Compiler Infrastructure
This directory and its subdirectories contain source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and runtime environments.
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The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
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