[PATCH] D116935: [IRBuilder] Introduce folder using inst-simplify, use for Or fold.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 398640.
fhahn added a comment.
Herald added a reviewer: jdoerfert.
Herald added subscribers: cfe-commits, sstefan1.
Herald added a project: clang.

Updated a bunch of failing clang tests that now have redundant ORs (after removing the fold from IRBuilder::CreateOr).

In D116935#3231477 <https://reviews.llvm.org/D116935#3231477>, @nikic wrote:

> Why do we need / want to use the InstSimplifyFolder in SROA?

I don't have any strong opinions either way. The reason I updated SROA to use it was that there are a few tests that otherwise create some redundant ORs that otherwise are simplified.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116935/new/

https://reviews.llvm.org/D116935

Files:
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset-when-nullptr-is-defined.c
  clang/test/CodeGen/catch-nullptr-and-nonzero-offset.c
  clang/test/CodeGen/catch-pointer-overflow-volatile.c
  clang/test/CodeGen/catch-pointer-overflow.c
  clang/test/CodeGen/ubsan-pointer-overflow.c
  clang/test/OpenMP/for_lastprivate_codegen.cpp
  clang/test/OpenMP/for_linear_codegen.cpp
  clang/test/OpenMP/parallel_firstprivate_codegen.cpp
  clang/test/OpenMP/parallel_private_codegen.cpp
  clang/test/OpenMP/parallel_reduction_codegen.cpp
  clang/test/OpenMP/single_codegen.cpp
  clang/test/OpenMP/teams_private_codegen.cpp
  llvm/include/llvm/Analysis/InstSimplifyFolder.h
  llvm/include/llvm/Analysis/TargetFolder.h
  llvm/include/llvm/IR/ConstantFolder.h
  llvm/include/llvm/IR/IRBuilder.h
  llvm/include/llvm/IR/IRBuilderFolder.h
  llvm/include/llvm/IR/NoFolder.h
  llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
  llvm/lib/Analysis/InstructionSimplify.cpp
  llvm/lib/Transforms/Scalar/SROA.cpp
  llvm/test/Transforms/LoopDistribute/scev-inserted-runtime-check.ll
  llvm/test/Transforms/LoopVectorize/runtime-check-small-clamped-bounds.ll
  llvm/test/Transforms/LoopVersioning/wrapping-pointer-versioning.ll
  llvm/test/Transforms/SROA/basictest-opaque-ptrs.ll

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