Revert "[llvm] add GenericFloatingPointPredicateUtils (#140254)" (#140968)

This reverts commit d00d74bb2564103ae3cb5ac6b6ffecf7e1cc2238. 

The PR breaks our buildbots and blocks downstream merge.

1 files changed, 0 insertions, 48 deletions

diff --git a/llvm/lib/CodeGen/MachineFloatingPointPredicateUtils.cpp b/llvm/lib/CodeGen/MachineFloatingPointPredicateUtils.cpp
deleted file mode 100644
index 3f640de..0000000
--- a/llvm/lib/CodeGen/MachineFloatingPointPredicateUtils.cpp
+++ /dev/null
@@ -1,48 +0,0 @@
-//===- MachineFloatingPointPredicateUtils.cpp -----------------------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MachineFloatingPointPredicateUtils.h"
-#include "llvm/CodeGen/GlobalISel/MIPatternMatch.h"
-#include "llvm/CodeGen/LowLevelTypeUtils.h"
-#include "llvm/CodeGen/MachineRegisterInfo.h"
-#include "llvm/CodeGen/MachineSSAContext.h"
-#include "llvm/IR/Constants.h"
-#include <optional>
-
-namespace llvm {
-
-using namespace MIPatternMatch;
-
-template <>
-DenormalMode
-MachineFloatingPointPredicateUtils::queryDenormalMode(const MachineFunction &MF,
-                                                      Register Val) {
-  const MachineRegisterInfo &MRI = MF.getRegInfo();
-  LLT Ty = MRI.getType(Val).getScalarType();
-  return MF.getDenormalMode(getFltSemanticForLLT(Ty));
-}
-
-template <>
-bool MachineFloatingPointPredicateUtils::lookThroughFAbs(
-    const MachineFunction &MF, Register LHS, Register &Src) {
-  const MachineRegisterInfo &MRI = MF.getRegInfo();
-  return mi_match(LHS, MRI, m_GFabs(m_Reg(Src)));
-}
-
-template <>
-std::optional<APFloat> MachineFloatingPointPredicateUtils::matchConstantFloat(
-    const MachineFunction &MF, Register Val) {
-  const MachineRegisterInfo &MRI = MF.getRegInfo();
-  const ConstantFP *ConstVal;
-  if (mi_match(Val, MRI, m_GFCst(ConstVal)))
-    return ConstVal->getValueAPF();
-
-  return std::nullopt;
-}
-
-} // namespace llvm