Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/unittests/Target/AArch64/InstSizes.cpp

@@ -1,122 +0,0 @@
-#include "AArch64Subtarget.h"
-#include "AArch64TargetMachine.h"
-#include "llvm/CodeGen/MIRParser/MIRParser.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/Support/TargetRegistry.h"
-#include "llvm/Support/TargetSelect.h"
-
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-namespace {
-std::unique_ptr<TargetMachine> createTargetMachine() {
-  auto TT(Triple::normalize("aarch64--"));
-  std::string CPU("generic");
-  std::string FS("");
-
-  LLVMInitializeAArch64TargetInfo();
-  LLVMInitializeAArch64Target();
-  LLVMInitializeAArch64TargetMC();
-
-  std::string Error;
-  const Target *TheTarget = TargetRegistry::lookupTarget(TT, Error);
-
-  return std::unique_ptr<TargetMachine>(TheTarget->createTargetMachine(
-      TT, CPU, FS, TargetOptions(), None, None, CodeGenOpt::Default));
-}
-
-std::unique_ptr<AArch64InstrInfo> createInstrInfo(TargetMachine *TM) {
-  AArch64Subtarget ST(TM->getTargetTriple(), TM->getTargetCPU(),
-                      TM->getTargetFeatureString(), *TM, /* isLittle */ false);
-  return llvm::make_unique<AArch64InstrInfo>(ST);
-}
-
-/// The \p InputIRSnippet is only needed for things that can't be expressed in
-/// the \p InputMIRSnippet (global variables etc)
-/// TODO: Some of this might be useful for other architectures as well - extract
-///       the platform-independent parts somewhere they can be reused.
-void runChecks(
-    TargetMachine *TM, AArch64InstrInfo *II, const StringRef InputIRSnippet,
-    const StringRef InputMIRSnippet,
-    std::function<void(AArch64InstrInfo &, MachineFunction &)> Checks) {
-  LLVMContext Context;
-
-  auto MIRString =
-    "--- |\n"
-    "  declare void @sizes()\n"
-    + InputIRSnippet.str() +
-    "...\n"
-    "---\n"
-    "name: sizes\n"
-    "body: |\n"
-    "  bb.0:\n"
-    + InputMIRSnippet.str();
-
-  std::unique_ptr<MemoryBuffer> MBuffer = MemoryBuffer::getMemBuffer(MIRString);
-  std::unique_ptr<MIRParser> MParser =
-      createMIRParser(std::move(MBuffer), Context);
-  ASSERT_TRUE(MParser);
-
-  std::unique_ptr<Module> M = MParser->parseIRModule();
-  ASSERT_TRUE(M);
-
-  M->setTargetTriple(TM->getTargetTriple().getTriple());
-  M->setDataLayout(TM->createDataLayout());
-
-  MachineModuleInfo MMI(TM);
-  bool Res = MParser->parseMachineFunctions(*M, MMI);
-  ASSERT_FALSE(Res);
-
-  auto F = M->getFunction("sizes");
-  ASSERT_TRUE(F != nullptr);
-  auto &MF = MMI.getOrCreateMachineFunction(*F);
-
-  Checks(*II, MF);
-}
-
-} // anonymous namespace
-
-TEST(InstSizes, STACKMAP) {
-  std::unique_ptr<TargetMachine> TM = createTargetMachine();
-  ASSERT_TRUE(TM);
-  std::unique_ptr<AArch64InstrInfo> II = createInstrInfo(TM.get());
-
-  runChecks(TM.get(), II.get(), "", "    STACKMAP 0, 16\n"
-                                    "    STACKMAP 1, 32\n",
-            [](AArch64InstrInfo &II, MachineFunction &MF) {
-              auto I = MF.begin()->begin();
-              EXPECT_EQ(16u, II.getInstSizeInBytes(*I));
-              ++I;
-              EXPECT_EQ(32u, II.getInstSizeInBytes(*I));
-            });
-}
-
-TEST(InstSizes, PATCHPOINT) {
-  std::unique_ptr<TargetMachine> TM = createTargetMachine();
-  std::unique_ptr<AArch64InstrInfo> II = createInstrInfo(TM.get());
-
-  runChecks(TM.get(), II.get(), "",
-            "    PATCHPOINT 0, 16, 0, 0, 0, csr_aarch64_aapcs\n"
-            "    PATCHPOINT 1, 32, 0, 0, 0, csr_aarch64_aapcs\n",
-            [](AArch64InstrInfo &II, MachineFunction &MF) {
-              auto I = MF.begin()->begin();
-              EXPECT_EQ(16u, II.getInstSizeInBytes(*I));
-              ++I;
-              EXPECT_EQ(32u, II.getInstSizeInBytes(*I));
-            });
-}
-
-TEST(InstSizes, TLSDESC_CALLSEQ) {
-  std::unique_ptr<TargetMachine> TM = createTargetMachine();
-  std::unique_ptr<AArch64InstrInfo> II = createInstrInfo(TM.get());
-
-  runChecks(
-      TM.get(), II.get(),
-      "  @ThreadLocalGlobal = external thread_local global i32, align 8\n",
-      "    TLSDESC_CALLSEQ target-flags(aarch64-tls) @ThreadLocalGlobal\n",
-      [](AArch64InstrInfo &II, MachineFunction &MF) {
-        auto I = MF.begin()->begin();
-        EXPECT_EQ(16u, II.getInstSizeInBytes(*I));
-      });
-}