[llvm] 0b17e9d - [VPlan] Move VPRecipeWithIRFlags::getFastMathFlags. (NFCI)

[Florian Hahn via llvm-commits]

Author: Florian Hahn
Date: 2023-08-07T12:35:53+01:00
New Revision: 0b17e9d2859acfec2cf757472f3822f6b5aad020

URL: https://github.com/llvm/llvm-project/commit/0b17e9d2859acfec2cf757472f3822f6b5aad020
DIFF: https://github.com/llvm/llvm-project/commit/0b17e9d2859acfec2cf757472f3822f6b5aad020.diff

LOG: [VPlan] Move VPRecipeWithIRFlags::getFastMathFlags. (NFCI)

Split off suggested refactoring from D157144. Also adds a assert to make
sure this is only used when OpType is FPMathOp.

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/VPlan.h
    llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/VPlan.h b/llvm/lib/Transforms/Vectorize/VPlan.h
index 4c0edc0d8809d9..f725c91c4cceb9 100644
--- a/llvm/lib/Transforms/Vectorize/VPlan.h
+++ b/llvm/lib/Transforms/Vectorize/VPlan.h
@@ -948,19 +948,9 @@ class VPRecipeWithIRFlags : public VPRecipeBase {
     return GEPFlags.IsInBounds;
   }
 
-#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
-  FastMathFlags getFastMathFlags() const {
-    FastMathFlags Res;
-    Res.setAllowReassoc(FMFs.AllowReassoc);
-    Res.setNoNaNs(FMFs.NoNaNs);
-    Res.setNoInfs(FMFs.NoInfs);
-    Res.setNoSignedZeros(FMFs.NoSignedZeros);
-    Res.setAllowReciprocal(FMFs.AllowReciprocal);
-    Res.setAllowContract(FMFs.AllowContract);
-    Res.setApproxFunc(FMFs.ApproxFunc);
-    return Res;
-  }
+  FastMathFlags getFastMathFlags() const;
 
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
   void printFlags(raw_ostream &O) const;
 #endif
 };

diff  --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index dc297c242f3408..113a15f7d1c300 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -216,6 +216,20 @@ void VPRecipeBase::moveBefore(VPBasicBlock &BB,
   insertBefore(BB, I);
 }
 
+FastMathFlags VPRecipeWithIRFlags::getFastMathFlags() const {
+  assert(OpType == OperationType::FPMathOp &&
+         "recipe doesn't have fast math flags");
+  FastMathFlags Res;
+  Res.setAllowReassoc(FMFs.AllowReassoc);
+  Res.setNoNaNs(FMFs.NoNaNs);
+  Res.setNoInfs(FMFs.NoInfs);
+  Res.setNoSignedZeros(FMFs.NoSignedZeros);
+  Res.setAllowReciprocal(FMFs.AllowReciprocal);
+  Res.setAllowContract(FMFs.AllowContract);
+  Res.setApproxFunc(FMFs.ApproxFunc);
+  return Res;
+}
+
 Value *VPInstruction::generateInstruction(VPTransformState &State,
                                           unsigned Part) {
   IRBuilderBase &Builder = State.Builder;