[llvm] b7ccaca - [NFC] Remove min/max functions from InstructionCost

[David Sherwood via llvm-commits]

Author: David Sherwood
Date: 2021-01-11T09:00:12Z
New Revision: b7ccaca53700fce21b0e8e5d7bd2a956bd391fee

URL: https://github.com/llvm/llvm-project/commit/b7ccaca53700fce21b0e8e5d7bd2a956bd391fee
DIFF: https://github.com/llvm/llvm-project/commit/b7ccaca53700fce21b0e8e5d7bd2a956bd391fee.diff

LOG: [NFC] Remove min/max functions from InstructionCost

Removed the InstructionCost::min/max functions because it's
fine to use std::min/max instead.

Differential Revision: https://reviews.llvm.org/D94301

Added: 
    

Modified: 
    llvm/include/llvm/Support/InstructionCost.h
    llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    llvm/unittests/Support/InstructionCostTest.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/Support/InstructionCost.h b/llvm/include/llvm/Support/InstructionCost.h
index fe56d49b4174..725f8495ac09 100644
--- a/llvm/include/llvm/Support/InstructionCost.h
+++ b/llvm/include/llvm/Support/InstructionCost.h
@@ -196,14 +196,6 @@ class InstructionCost {
     return *this >= RHS2;
   }
 
-  static InstructionCost min(InstructionCost LHS, InstructionCost RHS) {
-    return LHS < RHS ? LHS : RHS;
-  }
-
-  static InstructionCost max(InstructionCost LHS, InstructionCost RHS) {
-    return LHS > RHS ? LHS : RHS;
-  }
-
   void print(raw_ostream &OS) const;
 };
 

diff  --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index 5b91495bd844..bd673d112b3a 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -6305,7 +6305,7 @@ bool SLPVectorizerPass::tryToVectorizeList(ArrayRef<Value *> VL, BoUpSLP &R,
         Cost -= UserCost;
       }
 
-      MinCost = InstructionCost::min(MinCost, Cost);
+      MinCost = std::min(MinCost, Cost);
 
       if (Cost.isValid() && Cost < -SLPCostThreshold) {
         LLVM_DEBUG(dbgs() << "SLP: Vectorizing list at cost:" << Cost << ".\n");

diff  --git a/llvm/unittests/Support/InstructionCostTest.cpp b/llvm/unittests/Support/InstructionCostTest.cpp
index da3d3f47a212..8ba9f990f027 100644
--- a/llvm/unittests/Support/InstructionCostTest.cpp
+++ b/llvm/unittests/Support/InstructionCostTest.cpp
@@ -59,6 +59,6 @@ TEST_F(CostTest, Operators) {
   EXPECT_EQ(*(VThree.getValue()), 3);
   EXPECT_EQ(IThreeA.getValue(), None);
 
-  EXPECT_EQ(InstructionCost::min(VThree, VNegTwo), -2);
-  EXPECT_EQ(InstructionCost::max(VThree, VSix), 6);
+  EXPECT_EQ(std::min(VThree, VNegTwo), -2);
+  EXPECT_EQ(std::max(VThree, VSix), 6);
 }