1 //===- llvm/unittest/Support/TypeBuilderTest.cpp - TypeBuilder tests -----===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/Support/TypeBuilder.h"
11 #include "llvm/LLVMContext.h"
12 #include "llvm/ADT/ArrayRef.h"
14 #include "gtest/gtest.h"
20 TEST(TypeBuilderTest, Void) {
21 EXPECT_EQ(Type::getVoidTy(getGlobalContext()), (TypeBuilder<void, true>::get(getGlobalContext())));
22 EXPECT_EQ(Type::getVoidTy(getGlobalContext()), (TypeBuilder<void, false>::get(getGlobalContext())));
23 // Special cases for C compatibility:
24 EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
25 (TypeBuilder<void*, false>::get(getGlobalContext())));
26 EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
27 (TypeBuilder<const void*, false>::get(getGlobalContext())));
28 EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
29 (TypeBuilder<volatile void*, false>::get(getGlobalContext())));
30 EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
31 (TypeBuilder<const volatile void*, false>::get(
32 getGlobalContext())));
35 TEST(TypeBuilderTest, HostIntegers) {
36 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()), (TypeBuilder<int8_t, false>::get(getGlobalContext())));
37 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()), (TypeBuilder<uint8_t, false>::get(getGlobalContext())));
38 EXPECT_EQ(Type::getInt16Ty(getGlobalContext()), (TypeBuilder<int16_t, false>::get(getGlobalContext())));
39 EXPECT_EQ(Type::getInt16Ty(getGlobalContext()), (TypeBuilder<uint16_t, false>::get(getGlobalContext())));
40 EXPECT_EQ(Type::getInt32Ty(getGlobalContext()), (TypeBuilder<int32_t, false>::get(getGlobalContext())));
41 EXPECT_EQ(Type::getInt32Ty(getGlobalContext()), (TypeBuilder<uint32_t, false>::get(getGlobalContext())));
42 EXPECT_EQ(Type::getInt64Ty(getGlobalContext()), (TypeBuilder<int64_t, false>::get(getGlobalContext())));
43 EXPECT_EQ(Type::getInt64Ty(getGlobalContext()), (TypeBuilder<uint64_t, false>::get(getGlobalContext())));
45 EXPECT_EQ(IntegerType::get(getGlobalContext(), sizeof(size_t) * CHAR_BIT),
46 (TypeBuilder<size_t, false>::get(getGlobalContext())));
47 EXPECT_EQ(IntegerType::get(getGlobalContext(), sizeof(ptrdiff_t) * CHAR_BIT),
48 (TypeBuilder<ptrdiff_t, false>::get(getGlobalContext())));
51 TEST(TypeBuilderTest, CrossCompilableIntegers) {
52 EXPECT_EQ(IntegerType::get(getGlobalContext(), 1), (TypeBuilder<types::i<1>, true>::get(getGlobalContext())));
53 EXPECT_EQ(IntegerType::get(getGlobalContext(), 1), (TypeBuilder<types::i<1>, false>::get(getGlobalContext())));
54 EXPECT_EQ(IntegerType::get(getGlobalContext(), 72), (TypeBuilder<types::i<72>, true>::get(getGlobalContext())));
55 EXPECT_EQ(IntegerType::get(getGlobalContext(), 72), (TypeBuilder<types::i<72>, false>::get(getGlobalContext())));
58 TEST(TypeBuilderTest, Float) {
59 EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<float, false>::get(getGlobalContext())));
60 EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<double, false>::get(getGlobalContext())));
61 // long double isn't supported yet.
62 EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<types::ieee_float, true>::get(getGlobalContext())));
63 EXPECT_EQ(Type::getFloatTy(getGlobalContext()), (TypeBuilder<types::ieee_float, false>::get(getGlobalContext())));
64 EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<types::ieee_double, true>::get(getGlobalContext())));
65 EXPECT_EQ(Type::getDoubleTy(getGlobalContext()), (TypeBuilder<types::ieee_double, false>::get(getGlobalContext())));
66 EXPECT_EQ(Type::getX86_FP80Ty(getGlobalContext()), (TypeBuilder<types::x86_fp80, true>::get(getGlobalContext())));
67 EXPECT_EQ(Type::getX86_FP80Ty(getGlobalContext()), (TypeBuilder<types::x86_fp80, false>::get(getGlobalContext())));
68 EXPECT_EQ(Type::getFP128Ty(getGlobalContext()), (TypeBuilder<types::fp128, true>::get(getGlobalContext())));
69 EXPECT_EQ(Type::getFP128Ty(getGlobalContext()), (TypeBuilder<types::fp128, false>::get(getGlobalContext())));
70 EXPECT_EQ(Type::getPPC_FP128Ty(getGlobalContext()), (TypeBuilder<types::ppc_fp128, true>::get(getGlobalContext())));
71 EXPECT_EQ(Type::getPPC_FP128Ty(getGlobalContext()), (TypeBuilder<types::ppc_fp128, false>::get(getGlobalContext())));
74 TEST(TypeBuilderTest, Derived) {
75 EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
76 (TypeBuilder<int8_t**, false>::get(getGlobalContext())));
77 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
78 (TypeBuilder<int8_t[7], false>::get(getGlobalContext())));
79 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
80 (TypeBuilder<int8_t[], false>::get(getGlobalContext())));
82 EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
83 (TypeBuilder<types::i<8>**, false>::get(getGlobalContext())));
84 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
85 (TypeBuilder<types::i<8>[7], false>::get(getGlobalContext())));
86 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
87 (TypeBuilder<types::i<8>[], false>::get(getGlobalContext())));
89 EXPECT_EQ(PointerType::getUnqual(Type::getInt8PtrTy(getGlobalContext())),
90 (TypeBuilder<types::i<8>**, true>::get(getGlobalContext())));
91 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 7),
92 (TypeBuilder<types::i<8>[7], true>::get(getGlobalContext())));
93 EXPECT_EQ(ArrayType::get(Type::getInt8Ty(getGlobalContext()), 0),
94 (TypeBuilder<types::i<8>[], true>::get(getGlobalContext())));
97 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
98 (TypeBuilder<const int8_t, false>::get(getGlobalContext())));
99 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
100 (TypeBuilder<volatile int8_t, false>::get(getGlobalContext())));
101 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
102 (TypeBuilder<const volatile int8_t, false>::get(getGlobalContext())));
104 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
105 (TypeBuilder<const types::i<8>, false>::get(getGlobalContext())));
106 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
107 (TypeBuilder<volatile types::i<8>, false>::get(getGlobalContext())));
108 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
109 (TypeBuilder<const volatile types::i<8>, false>::get(getGlobalContext())));
111 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
112 (TypeBuilder<const types::i<8>, true>::get(getGlobalContext())));
113 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
114 (TypeBuilder<volatile types::i<8>, true>::get(getGlobalContext())));
115 EXPECT_EQ(Type::getInt8Ty(getGlobalContext()),
116 (TypeBuilder<const volatile types::i<8>, true>::get(getGlobalContext())));
118 EXPECT_EQ(Type::getInt8PtrTy(getGlobalContext()),
119 (TypeBuilder<const volatile int8_t*const volatile, false>::get(getGlobalContext())));
122 TEST(TypeBuilderTest, Functions) {
123 std::vector<Type*> params;
124 EXPECT_EQ(FunctionType::get(Type::getVoidTy(getGlobalContext()), params, false),
125 (TypeBuilder<void(), true>::get(getGlobalContext())));
126 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
127 (TypeBuilder<int8_t(...), false>::get(getGlobalContext())));
128 params.push_back(TypeBuilder<int32_t*, false>::get(getGlobalContext()));
129 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
130 (TypeBuilder<int8_t(const int32_t*), false>::get(getGlobalContext())));
131 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
132 (TypeBuilder<int8_t(const int32_t*, ...), false>::get(getGlobalContext())));
133 params.push_back(TypeBuilder<char*, false>::get(getGlobalContext()));
134 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
135 (TypeBuilder<int8_t(int32_t*, void*), false>::get(getGlobalContext())));
136 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
137 (TypeBuilder<int8_t(int32_t*, char*, ...), false>::get(getGlobalContext())));
138 params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
139 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
140 (TypeBuilder<int8_t(int32_t*, void*, char), false>::get(getGlobalContext())));
141 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
142 (TypeBuilder<int8_t(int32_t*, char*, char, ...), false>::get(getGlobalContext())));
143 params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
144 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
145 (TypeBuilder<int8_t(int32_t*, void*, char, char), false>::get(getGlobalContext())));
146 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
147 (TypeBuilder<int8_t(int32_t*, char*, char, char, ...),
148 false>::get(getGlobalContext())));
149 params.push_back(TypeBuilder<char, false>::get(getGlobalContext()));
150 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, false),
151 (TypeBuilder<int8_t(int32_t*, void*, char, char, char),
152 false>::get(getGlobalContext())));
153 EXPECT_EQ(FunctionType::get(Type::getInt8Ty(getGlobalContext()), params, true),
154 (TypeBuilder<int8_t(int32_t*, char*, char, char, char, ...),
155 false>::get(getGlobalContext())));
158 TEST(TypeBuilderTest, Context) {
159 // We used to cache TypeBuilder results in static local variables. This
160 // produced the same type for different contexts, which of course broke
162 LLVMContext context1;
164 &(TypeBuilder<types::i<1>, true>::get(context1))->getContext());
165 LLVMContext context2;
167 &(TypeBuilder<types::i<1>, true>::get(context2))->getContext());
176 class MyPortableType {
182 } // anonymous namespace
185 template<bool cross> class TypeBuilder<MyType, cross> {
187 static StructType *get(LLVMContext &Context) {
188 // Using the static result variable ensures that the type is
189 // only looked up once.
190 std::vector<Type*> st;
191 st.push_back(TypeBuilder<int, cross>::get(Context));
192 st.push_back(TypeBuilder<int*, cross>::get(Context));
193 st.push_back(TypeBuilder<void*[], cross>::get(Context));
194 static StructType *const result = StructType::get(Context, st);
198 // You may find this a convenient place to put some constants
199 // to help with getelementptr. They don't have any effect on
200 // the operation of TypeBuilder.
208 template<bool cross> class TypeBuilder<MyPortableType, cross> {
210 static StructType *get(LLVMContext &Context) {
211 // Using the static result variable ensures that the type is
212 // only looked up once.
213 std::vector<Type*> st;
214 st.push_back(TypeBuilder<types::i<32>, cross>::get(Context));
215 st.push_back(TypeBuilder<types::i<32>*, cross>::get(Context));
216 st.push_back(TypeBuilder<types::i<8>*[], cross>::get(Context));
217 static StructType *const result = StructType::get(Context, st);
221 // You may find this a convenient place to put some constants
222 // to help with getelementptr. They don't have any effect on
223 // the operation of TypeBuilder.
233 TEST(TypeBuilderTest, Extensions) {
234 EXPECT_EQ(PointerType::getUnqual(StructType::get(
235 TypeBuilder<int, false>::get(getGlobalContext()),
236 TypeBuilder<int*, false>::get(getGlobalContext()),
237 TypeBuilder<void*[], false>::get(getGlobalContext()),
239 (TypeBuilder<MyType*, false>::get(getGlobalContext())));
240 EXPECT_EQ(PointerType::getUnqual(StructType::get(
241 TypeBuilder<types::i<32>, false>::get(getGlobalContext()),
242 TypeBuilder<types::i<32>*, false>::get(getGlobalContext()),
243 TypeBuilder<types::i<8>*[], false>::get(getGlobalContext()),
245 (TypeBuilder<MyPortableType*, false>::get(getGlobalContext())));
246 EXPECT_EQ(PointerType::getUnqual(StructType::get(
247 TypeBuilder<types::i<32>, false>::get(getGlobalContext()),
248 TypeBuilder<types::i<32>*, false>::get(getGlobalContext()),
249 TypeBuilder<types::i<8>*[], false>::get(getGlobalContext()),
251 (TypeBuilder<MyPortableType*, true>::get(getGlobalContext())));
254 } // anonymous namespace