[llvm] 098aea9 - [ARM] Remove new ARMSelectionDAGTest unittest.

[David Green via llvm-commits]

Author: David Green
Date: 2021-03-04T10:14:35Z
New Revision: 098aea95e92e0cae53959737bf3520dc85b1b888

URL: https://github.com/llvm/llvm-project/commit/098aea95e92e0cae53959737bf3520dc85b1b888
DIFF: https://github.com/llvm/llvm-project/commit/098aea95e92e0cae53959737bf3520dc85b1b888.diff

LOG: [ARM] Remove new ARMSelectionDAGTest unittest.

This removes the unit test from a968e7b82eac as it reportedly causes
some link problems. It can be reinstated once the issues are understood
and sorted out.

Added: 
    

Modified: 
    llvm/unittests/Target/ARM/CMakeLists.txt

Removed: 
    llvm/unittests/Target/ARM/ARMSelectionDAGTest.cpp


################################################################################
diff  --git a/llvm/unittests/Target/ARM/ARMSelectionDAGTest.cpp b/llvm/unittests/Target/ARM/ARMSelectionDAGTest.cpp
deleted file mode 100644
index 11fa27406c53..000000000000
--- a/llvm/unittests/Target/ARM/ARMSelectionDAGTest.cpp
+++ /dev/null
@@ -1,150 +0,0 @@
-//===- llvm/unittest/Target/ARM/ARMSelectionDAGTest.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 "ARMISelLowering.h"
-#include "llvm/Analysis/OptimizationRemarkEmitter.h"
-#include "llvm/AsmParser/Parser.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/CodeGen/SelectionDAG.h"
-#include "llvm/CodeGen/TargetLowering.h"
-#include "llvm/Support/KnownBits.h"
-#include "llvm/Support/SourceMgr.h"
-#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/TargetSelect.h"
-#include "llvm/Target/TargetMachine.h"
-#include "gtest/gtest.h"
-
-namespace llvm {
-
-class ARMSelectionDAGTest : public testing::Test {
-protected:
-  static void SetUpTestCase() {
-    InitializeAllTargets();
-    InitializeAllTargetMCs();
-  }
-
-  void SetUp() override {
-    StringRef Assembly = "define void @f() { ret void }";
-
-    Triple TargetTriple("thumbv8.1m.main-none-eabi");
-    std::string Error;
-    const Target *T = TargetRegistry::lookupTarget("", TargetTriple, Error);
-    if (!T)
-      return;
-
-    TargetOptions Options;
-    TM = std::unique_ptr<LLVMTargetMachine>(static_cast<LLVMTargetMachine *>(
-        T->createTargetMachine("ARM", "", "+mve.fp", Options, None, None,
-                               CodeGenOpt::Aggressive)));
-    if (!TM)
-      return;
-
-    SMDiagnostic SMError;
-    M = parseAssemblyString(Assembly, SMError, Context);
-    if (!M)
-      report_fatal_error(SMError.getMessage());
-    M->setDataLayout(TM->createDataLayout());
-
-    F = M->getFunction("f");
-    if (!F)
-      report_fatal_error("F?");
-
-    MachineModuleInfo MMI(TM.get());
-
-    MF = std::make_unique<MachineFunction>(*F, *TM, *TM->getSubtargetImpl(*F),
-                                           0, MMI);
-
-    DAG = std::make_unique<SelectionDAG>(*TM, CodeGenOpt::None);
-    if (!DAG)
-      report_fatal_error("DAG?");
-    OptimizationRemarkEmitter ORE(F);
-    DAG->init(*MF, ORE, nullptr, nullptr, nullptr, nullptr, nullptr);
-  }
-
-  TargetLoweringBase::LegalizeTypeAction getTypeAction(EVT VT) {
-    return DAG->getTargetLoweringInfo().getTypeAction(Context, VT);
-  }
-
-  EVT getTypeToTransformTo(EVT VT) {
-    return DAG->getTargetLoweringInfo().getTypeToTransformTo(Context, VT);
-  }
-
-  LLVMContext Context;
-  std::unique_ptr<LLVMTargetMachine> TM;
-  std::unique_ptr<Module> M;
-  Function *F;
-  std::unique_ptr<MachineFunction> MF;
-  std::unique_ptr<SelectionDAG> DAG;
-};
-
-TEST_F(ARMSelectionDAGTest, computeKnownBits_CSINC) {
-  if (!TM)
-    return;
-  SDLoc DL;
-  SDValue Zero = DAG->getConstant(0, DL, MVT::i32);
-  SDValue One = DAG->getConstant(1, DL, MVT::i32);
-  SDValue ARMcc = DAG->getConstant(8, DL, MVT::i32);
-  SDValue Cmp = DAG->getNode(ARMISD::CMP, DL, MVT::Glue, Zero, One);
-
-  SDValue Op0 =
-      DAG->getNode(ARMISD::CSINC, DL, MVT::i32, Zero, Zero, ARMcc, Cmp);
-  KnownBits Known = DAG->computeKnownBits(Op0);
-  EXPECT_EQ(Known.Zero, 0xfffffffe);
-  EXPECT_EQ(Known.One, 0x0);
-
-  SDValue Op1 = DAG->getNode(ARMISD::CSINC, DL, MVT::i32, One, One, ARMcc, Cmp);
-  Known = DAG->computeKnownBits(Op1);
-  EXPECT_EQ(Known.Zero, 0xfffffffc);
-  EXPECT_EQ(Known.One, 0x0);
-}
-
-TEST_F(ARMSelectionDAGTest, computeKnownBits_CSINV) {
-  if (!TM)
-    return;
-  SDLoc DL;
-  SDValue Zero = DAG->getConstant(0, DL, MVT::i32);
-  SDValue One = DAG->getConstant(1, DL, MVT::i32);
-  SDValue ARMcc = DAG->getConstant(8, DL, MVT::i32);
-  SDValue Cmp = DAG->getNode(ARMISD::CMP, DL, MVT::Glue, Zero, One);
-
-  SDValue Op0 =
-      DAG->getNode(ARMISD::CSINV, DL, MVT::i32, Zero, Zero, ARMcc, Cmp);
-  KnownBits Known = DAG->computeKnownBits(Op0);
-  EXPECT_EQ(Known.Zero, 0x0);
-  EXPECT_EQ(Known.One, 0x0);
-
-  SDValue Op1 =
-      DAG->getNode(ARMISD::CSINV, DL, MVT::i32, Zero, One, ARMcc, Cmp);
-  Known = DAG->computeKnownBits(Op1);
-  EXPECT_EQ(Known.Zero, 0x1);
-  EXPECT_EQ(Known.One, 0x0);
-}
-
-TEST_F(ARMSelectionDAGTest, computeKnownBits_CSNEG) {
-  if (!TM)
-    return;
-  SDLoc DL;
-  SDValue Zero = DAG->getConstant(0, DL, MVT::i32);
-  SDValue One = DAG->getConstant(1, DL, MVT::i32);
-  SDValue ARMcc = DAG->getConstant(8, DL, MVT::i32);
-  SDValue Cmp = DAG->getNode(ARMISD::CMP, DL, MVT::Glue, Zero, One);
-
-  SDValue Op0 =
-      DAG->getNode(ARMISD::CSNEG, DL, MVT::i32, Zero, Zero, ARMcc, Cmp);
-  KnownBits Known = DAG->computeKnownBits(Op0);
-  EXPECT_EQ(Known.Zero, 0xffffffff);
-  EXPECT_EQ(Known.One, 0x0);
-
-  SDValue Op1 =
-      DAG->getNode(ARMISD::CSNEG, DL, MVT::i32, One, Zero, ARMcc, Cmp);
-  Known = DAG->computeKnownBits(Op1);
-  EXPECT_EQ(Known.Zero, 0xfffffffe);
-  EXPECT_EQ(Known.One, 0x0);
-}
-
-} // end namespace llvm

diff  --git a/llvm/unittests/Target/ARM/CMakeLists.txt b/llvm/unittests/Target/ARM/CMakeLists.txt
index 002adc9bdac4..ba7a0449512a 100644
--- a/llvm/unittests/Target/ARM/CMakeLists.txt
+++ b/llvm/unittests/Target/ARM/CMakeLists.txt
@@ -4,11 +4,9 @@ include_directories(
   )
 
 set(LLVM_LINK_COMPONENTS
-  ${LLVM_TARGETS_TO_BUILD}
   ARMCodeGen
   ARMDesc
   ARMInfo
-  AsmParser
   CodeGen
   GlobalISel
   MC
@@ -18,6 +16,5 @@ set(LLVM_LINK_COMPONENTS
 )
 
 add_llvm_target_unittest(ARMTests
-  ARMSelectionDAGTest.cpp
   MachineInstrTest.cpp
   )