Revert "[NFC][ConstantRange] Add 'icmp' helper method"

This reverts commit 17cf2c94230bc107e7294ef84fad3b47f4cd1b73.

1 files changed, 1 insertions, 48 deletions

diff --git a/llvm/unittests/IR/ConstantRangeTest.cpp b/llvm/unittests/IR/ConstantRangeTest.cpp
index f8816e4..12362b9 100644
--- a/llvm/unittests/IR/ConstantRangeTest.cpp
+++ b/llvm/unittests/IR/ConstantRangeTest.cpp
@@ -6,10 +6,9 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/IR/ConstantRange.h"
 #include "llvm/ADT/BitVector.h"
-#include "llvm/ADT/Sequence.h"
 #include "llvm/ADT/SmallBitVector.h"
+#include "llvm/IR/ConstantRange.h"
 #include "llvm/IR/Instructions.h"
 #include "llvm/IR/Operator.h"
 #include "llvm/Support/KnownBits.h"
@@ -1510,52 +1509,6 @@ TEST(ConstantRange, MakeSatisfyingICmpRegion) {
       ConstantRange(APInt(8, 4), APInt(8, -128)));
 }
 
-static bool icmp(CmpInst::Predicate Pred, const APInt &LHS, const APInt &RHS) {
-  switch (Pred) {
-  case CmpInst::Predicate::ICMP_EQ:
-    return LHS.eq(RHS);
-  case CmpInst::Predicate::ICMP_NE:
-    return LHS.ne(RHS);
-  case CmpInst::Predicate::ICMP_UGT:
-    return LHS.ugt(RHS);
-  case CmpInst::Predicate::ICMP_UGE:
-    return LHS.uge(RHS);
-  case CmpInst::Predicate::ICMP_ULT:
-    return LHS.ult(RHS);
-  case CmpInst::Predicate::ICMP_ULE:
-    return LHS.ule(RHS);
-  case CmpInst::Predicate::ICMP_SGT:
-    return LHS.sgt(RHS);
-  case CmpInst::Predicate::ICMP_SGE:
-    return LHS.sge(RHS);
-  case CmpInst::Predicate::ICMP_SLT:
-    return LHS.slt(RHS);
-  case CmpInst::Predicate::ICMP_SLE:
-    return LHS.sle(RHS);
-  default:
-    llvm_unreachable("Not an ICmp predicate!");
-  }
-}
-
-void ICmpTestImpl(CmpInst::Predicate Pred) {
-  unsigned Bits = 4;
-  EnumerateTwoConstantRanges(
-      Bits, [&](const ConstantRange &CR1, const ConstantRange &CR2) {
-        bool Exhaustive = true;
-        ForeachNumInConstantRange(CR1, [&](const APInt &N1) {
-          ForeachNumInConstantRange(
-              CR2, [&](const APInt &N2) { Exhaustive &= icmp(Pred, N1, N2); });
-        });
-        EXPECT_EQ(CR1.icmp(Pred, CR2), Exhaustive);
-      });
-}
-
-TEST(ConstantRange, ICmp) {
-  for (auto Pred : seq<unsigned>(CmpInst::Predicate::FIRST_ICMP_PREDICATE,
-                                 1 + CmpInst::Predicate::LAST_ICMP_PREDICATE))
-    ICmpTestImpl((CmpInst::Predicate)Pred);
-}
-
 TEST(ConstantRange, MakeGuaranteedNoWrapRegion) {
   const int IntMin4Bits = 8;
   const int IntMax4Bits = 7;