[llvm] [RISCV] Implement RISCVInstrInfo::isAddImmediate (PR #72356)

[Sergei Barannikov via llvm-commits]

================
@@ -0,0 +1,96 @@
+//===- RISCVInstrInfoTest.cpp - RISCVInstrInfo unit tests -----------------===//
+//
+// 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 "RISCVInstrInfo.h"
+#include "RISCVSubtarget.h"
+#include "RISCVTargetMachine.h"
+#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/MC/TargetRegistry.h"
+#include "llvm/Support/TargetSelect.h"
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetOptions.h"
+
+#include "gtest/gtest.h"
+
+#include <memory>
+
+using namespace llvm;
+
+namespace {
+
+class RISCVInstrInfoTest : public testing::TestWithParam<const char *> {
+protected:
+  std::unique_ptr<LLVMContext> Ctx;
+  std::unique_ptr<RISCVSubtarget> ST;
+  std::unique_ptr<MachineModuleInfo> MMI;
+  std::unique_ptr<MachineFunction> MF;
+
+  static void SetUpTestSuite() {
+    LLVMInitializeRISCVTargetInfo();
+    LLVMInitializeRISCVTarget();
+    LLVMInitializeRISCVTargetMC();
+  }
+
+  RISCVInstrInfoTest() {
+    std::string Error;
+    auto TT(Triple::normalize(GetParam()));
+    const Target *TheTarget = TargetRegistry::lookupTarget(TT, Error);
+    TargetOptions Options;
+
+    RISCVTargetMachine *TM = static_cast<RISCVTargetMachine *>(
+        TheTarget->createTargetMachine(TT, "generic", "", Options, std::nullopt,
+                                       std::nullopt, CodeGenOptLevel::Default));
+
+    Ctx = std::make_unique<LLVMContext>();
+    Module M("Module", *Ctx);
----------------
s-barannikov wrote:

The module is destroyed at the end of the constructor.


https://github.com/llvm/llvm-project/pull/72356