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path: root/llvm/lib/Target/Mips/MipsPreLegalizerCombiner.cpp
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* [MIPS GlobalISel] Combine extending loadsPetar Avramovic2019-01-241-0/+11
| | | | | | | | | | | | | | Use CombinerHelper to combine extending load instructions. G_LOAD combined with G_ZEXT, G_SEXT or G_ANYEXT gives G_ZEXTLOAD, G_SEXTLOAD or G_LOAD with same type as def of extending instruction respectively. Similarly G_ZEXTLOAD combined with G_ZEXT gives G_ZEXTLOAD and G_SEXTLOAD combined with G_SEXT gives G_SEXTLOAD with same type as def of extending instruction. Differential Revision: https://reviews.llvm.org/D56914 llvm-svn: 352037
* Update the file headers across all of the LLVM projects in the monorepoChandler Carruth2019-01-191-4/+3
| | | | | | | | | | | | | | | | | to reflect the new license. We understand that people may be surprised that we're moving the header entirely to discuss the new license. We checked this carefully with the Foundation's lawyer and we believe this is the correct approach. Essentially, all code in the project is now made available by the LLVM project under our new license, so you will see that the license headers include that license only. Some of our contributors have contributed code under our old license, and accordingly, we have retained a copy of our old license notice in the top-level files in each project and repository. llvm-svn: 351636
* [GISel]: Add support for CSEing continuously during GISel passes.Aditya Nandakumar2019-01-161-1/+1
| | | | | | | | | | https://reviews.llvm.org/D52803 This patch adds support to continuously CSE instructions during each of the GISel passes. It consists of a GISelCSEInfo analysis pass that can be used by the CSEMIRBuilder. llvm-svn: 351283
* [MIPS GlobalISel] Add pre legalizer combiner passPetar Avramovic2019-01-141-0/+92
Introduce GlobalISel pre legalizer pass for MIPS. It will be used to cope with instructions that require combining before legalization. Differential Revision: https://reviews.llvm.org/D56269 llvm-svn: 351046
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