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| author | Cameron McInally <cameron.mcinally@nyu.edu> | 2019-06-28 19:57:31 +0000 |
|---|---|---|
| committer | Cameron McInally <cameron.mcinally@nyu.edu> | 2019-06-28 19:57:31 +0000 |
| commit | ab4b2364e566cad140d8113a8251bd388da72ade (patch) | |
| tree | 203c314bf51c35a41b1eb0a3ffb8ba0d458cb4f2 | |
| parent | 9a6cef74d8a930baf3c0d9f41780bbef874f11a9 (diff) | |
| download | bcm5719-llvm-ab4b2364e566cad140d8113a8251bd388da72ade.tar.gz bcm5719-llvm-ab4b2364e566cad140d8113a8251bd388da72ade.zip | |
[GVNSink] Add unary FNeg support to GVNSink pass
Differential Revision: https://reviews.llvm.org/D63900
llvm-svn: 364678
| -rw-r--r-- | llvm/lib/Transforms/Scalar/GVNSink.cpp | 1 | ||||
| -rw-r--r-- | llvm/test/Transforms/GVNSink/fpmath.ll | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/GVNSink.cpp b/llvm/lib/Transforms/Scalar/GVNSink.cpp index 735f68329af..054025755c6 100644 --- a/llvm/lib/Transforms/Scalar/GVNSink.cpp +++ b/llvm/lib/Transforms/Scalar/GVNSink.cpp @@ -441,6 +441,7 @@ public: break; case Instruction::Call: case Instruction::Invoke: + case Instruction::FNeg: case Instruction::Add: case Instruction::FAdd: case Instruction::Sub: diff --git a/llvm/test/Transforms/GVNSink/fpmath.ll b/llvm/test/Transforms/GVNSink/fpmath.ll index 15d86845e0d..69e3a2471e7 100644 --- a/llvm/test/Transforms/GVNSink/fpmath.ll +++ b/llvm/test/Transforms/GVNSink/fpmath.ll @@ -1,8 +1,9 @@ ; RUN: opt -S < %s -gvn-sink | FileCheck %s ; CHECK-LABEL: sink -; CHECK: fneg +; CHECK-NOT: fneg ; CHECK: = phi +; CHECK: fneg define float @sink(float %a, float %b, i1 %cmp) { entry: br i1 %cmp, label %if.then, label %if.else |
