From c779e96158cbac4c62df8e2053ab6a933eba5868 Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Mon, 7 Jan 2013 15:35:46 +0000
Subject: Rename the VMCore unittest tree to IR. Somehow was missed when doing
 the library rename.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171747 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/IR/TypeBuilderTest.cpp | 253 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 253 insertions(+)
 create mode 100644 unittests/IR/TypeBuilderTest.cpp

(limited to 'unittests/IR/TypeBuilderTest.cpp')

diff --git a/unittests/IR/TypeBuilderTest.cpp b/unittests/IR/TypeBuilderTest.cpp
new file mode 100644
index 0000000000..be493cdc63
--- /dev/null
+++ b/unittests/IR/TypeBuilderTest.cpp
@@ -0,0 +1,253 @@
+//===- llvm/unittest/TypeBuilderTest.cpp - TypeBuilder tests --------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/IR/TypeBuilder.h"
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/IR/LLVMContext.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+
+namespace {
+
+TEST(TypeBuilderTest, Void) {
+  EXPECT_EQ(Type::getVoidTy(getGlobalContext()), (TypeBuilder<void, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getVoidTy(getGlobalContext()), (TypeBuilder<void, false>::get(getGlobalContext())));
+  // Special cases for C compatibility:
+  EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
+            (TypeBuilder<void*, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
+            (TypeBuilder<const void*, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
+            (TypeBuilder<volatile void*, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
+            (TypeBuilder<const volatile void*, false>::get(
+              getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, HostIntegers) {
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()), (TypeBuilder<int8_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()), (TypeBuilder<uint8_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt16Ty(getGlobalContext()), (TypeBuilder<int16_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt16Ty(getGlobalContext()), (TypeBuilder<uint16_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt32Ty(getGlobalContext()), (TypeBuilder<int32_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt32Ty(getGlobalContext()), (TypeBuilder<uint32_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt64Ty(getGlobalContext()), (TypeBuilder<int64_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt64Ty(getGlobalContext()), (TypeBuilder<uint64_t, false>::get(getGlobalContext())));
+
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), sizeof(size_t) * CHAR_BIT),
+            (TypeBuilder<size_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), sizeof(ptrdiff_t) * CHAR_BIT),
+            (TypeBuilder<ptrdiff_t, false>::get(getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, CrossCompilableIntegers) {
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), 1), (TypeBuilder<types::i<1>, true>::get(getGlobalContext())));
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), 1), (TypeBuilder<types::i<1>, false>::get(getGlobalContext())));
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), 72), (TypeBuilder<types::i<72>, true>::get(getGlobalContext())));
+  EXPECT_EQ(IntegerType::get(getGlobalContext(), 72), (TypeBuilder<types::i<72>, false>::get(getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, Float) {
+  EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<float, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<double, false>::get(getGlobalContext())));
+  // long double isn't supported yet.
+  EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<types::ieee_float, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<types::ieee_float, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<types::ieee_double, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<types::ieee_double, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getX86_FP80Ty(getGlobalContext()), (TypeBuilder<types::x86_fp80, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getX86_FP80Ty(getGlobalContext()), (TypeBuilder<types::x86_fp80, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getFP128Ty(getGlobalContext()), (TypeBuilder<types::fp128, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getFP128Ty(getGlobalContext()), (TypeBuilder<types::fp128, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getPPC_FP128Ty(getGlobalContext()), (TypeBuilder<types::ppc_fp128, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getPPC_FP128Ty(getGlobalContext()), (TypeBuilder<types::ppc_fp128, false>::get(getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, Derived) {
+  EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
+            (TypeBuilder<int8_t**, false>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
+            (TypeBuilder<int8_t[7], false>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
+            (TypeBuilder<int8_t[], false>::get(getGlobalContext())));
+
+  EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
+            (TypeBuilder<types::i<8>**, false>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
+            (TypeBuilder<types::i<8>[7], false>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
+            (TypeBuilder<types::i<8>[], false>::get(getGlobalContext())));
+
+  EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
+            (TypeBuilder<types::i<8>**, true>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
+            (TypeBuilder<types::i<8>[7], true>::get(getGlobalContext())));
+  EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
+            (TypeBuilder<types::i<8>[], true>::get(getGlobalContext())));
+
+
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const int8_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<volatile int8_t, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const volatile int8_t, false>::get(getGlobalContext())));
+
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const types::i<8>, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<volatile types::i<8>, false>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const volatile types::i<8>, false>::get(getGlobalContext())));
+
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const types::i<8>, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<volatile types::i<8>, true>::get(getGlobalContext())));
+  EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
+            (TypeBuilder<const volatile types::i<8>, true>::get(getGlobalContext())));
+
+  EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
+            (TypeBuilder<const volatile int8_t*const volatile, false>::get(getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, Functions) {
+  std::vector<Type*> params;
+  EXPECT_EQ(FunctionType::get(Type::getVoidTy(getGlobalContext()), params, false),
+            (TypeBuilder<void(), true>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(...), false>::get(getGlobalContext())));
+  params.push_back(TypeBuilder<int32_t*, false>::get(getGlobalContext()));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
+            (TypeBuilder<int8_t(const int32_t*), false>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(const int32_t*, ...), false>::get(getGlobalContext())));
+  params.push_back(TypeBuilder<char*, false>::get(getGlobalContext()));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
+            (TypeBuilder<int8_t(int32_t*, void*), false>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(int32_t*, char*, ...), false>::get(getGlobalContext())));
+  params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
+            (TypeBuilder<int8_t(int32_t*, void*, char), false>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(int32_t*, char*, char, ...), false>::get(getGlobalContext())));
+  params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
+            (TypeBuilder<int8_t(int32_t*, void*, char, char), false>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(int32_t*, char*, char, char, ...),
+                         false>::get(getGlobalContext())));
+  params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
+            (TypeBuilder<int8_t(int32_t*, void*, char, char, char),
+                         false>::get(getGlobalContext())));
+  EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
+            (TypeBuilder<int8_t(int32_t*, char*, char, char, char, ...),
+                         false>::get(getGlobalContext())));
+}
+
+TEST(TypeBuilderTest, Context) {
+  // We used to cache TypeBuilder results in static local variables.  This
+  // produced the same type for different contexts, which of course broke
+  // things.
+  LLVMContext context1;
+  EXPECT_EQ(&context1,
+            &(TypeBuilder<types::i<1>, true>::get(context1))->getContext());
+  LLVMContext context2;
+  EXPECT_EQ(&context2,
+            &(TypeBuilder<types::i<1>, true>::get(context2))->getContext());
+}
+
+struct MyType {
+  int a;
+  int *b;
+  void *array[1];
+};
+
+struct MyPortableType {
+  int32_t a;
+  int32_t *b;
+  void *array[1];
+};
+
+}  // anonymous namespace
+
+namespace llvm {
+template<bool cross> class TypeBuilder<MyType, cross> {
+public:
+  static StructType *get(LLVMContext &Context) {
+    // Using the static result variable ensures that the type is
+    // only looked up once.
+    std::vector<Type*> st;
+    st.push_back(TypeBuilder<int, cross>::get(Context));
+    st.push_back(TypeBuilder<int*, cross>::get(Context));
+    st.push_back(TypeBuilder<void*[], cross>::get(Context));
+    static StructType *const result = StructType::get(Context, st);
+    return result;
+  }
+
+  // You may find this a convenient place to put some constants
+  // to help with getelementptr.  They don't have any effect on
+  // the operation of TypeBuilder.
+  enum Fields {
+    FIELD_A,
+    FIELD_B,
+    FIELD_ARRAY
+  };
+};
+
+template<bool cross> class TypeBuilder<MyPortableType, cross> {
+public:
+  static StructType *get(LLVMContext &Context) {
+    // Using the static result variable ensures that the type is
+    // only looked up once.
+    std::vector<Type*> st;
+    st.push_back(TypeBuilder<types::i<32>, cross>::get(Context));
+    st.push_back(TypeBuilder<types::i<32>*, cross>::get(Context));
+    st.push_back(TypeBuilder<types::i<8>*[], cross>::get(Context));
+    static StructType *const result = StructType::get(Context, st);
+    return result;
+  }
+
+  // You may find this a convenient place to put some constants
+  // to help with getelementptr.  They don't have any effect on
+  // the operation of TypeBuilder.
+  enum Fields {
+    FIELD_A,
+    FIELD_B,
+    FIELD_ARRAY
+  };
+};
+}  // namespace llvm
+namespace {
+
+TEST(TypeBuilderTest, Extensions) {
+  EXPECT_EQ(PointerType::getUnqual(StructType::get(
+                                     TypeBuilder<int, false>::get(getGlobalContext()),
+                                     TypeBuilder<int*, false>::get(getGlobalContext()),
+                                     TypeBuilder<void*[], false>::get(getGlobalContext()),
+                                     (void*)0)),
+            (TypeBuilder<MyType*, false>::get(getGlobalContext())));
+  EXPECT_EQ(PointerType::getUnqual(StructType::get(
+                                     TypeBuilder<types::i<32>, false>::get(getGlobalContext()),
+                                     TypeBuilder<types::i<32>*, false>::get(getGlobalContext()),
+                                     TypeBuilder<types::i<8>*[], false>::get(getGlobalContext()),
+                                     (void*)0)),
+            (TypeBuilder<MyPortableType*, false>::get(getGlobalContext())));
+  EXPECT_EQ(PointerType::getUnqual(StructType::get(
+                                     TypeBuilder<types::i<32>, false>::get(getGlobalContext()),
+                                     TypeBuilder<types::i<32>*, false>::get(getGlobalContext()),
+                                     TypeBuilder<types::i<8>*[], false>::get(getGlobalContext()),
+                                     (void*)0)),
+            (TypeBuilder<MyPortableType*, true>::get(getGlobalContext())));
+}
+
+}  // anonymous namespace
-- 
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