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Unified Diff: test/unittests/wasm/asm-types-unittest.cc

Issue 2045703007: V8. ASM-2-WASM. New type system. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: vs require unsigned zero. Created 4 years, 6 months ago
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Index: test/unittests/wasm/asm-types-unittest.cc
diff --git a/test/unittests/wasm/asm-types-unittest.cc b/test/unittests/wasm/asm-types-unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0bca843dd238d138382b6546eec07a3860f751b9
--- /dev/null
+++ b/test/unittests/wasm/asm-types-unittest.cc
@@ -0,0 +1,560 @@
+// Copyright 2016 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/wasm/asm-types.h"
+
+#include <unordered_map>
+#include <unordered_set>
+
+#include "src/base/macros.h"
+#include "test/unittests/test-utils.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace v8 {
+namespace internal {
+namespace wasm {
+namespace {
+
+using ::testing::StrEq;
+
+class AsmTypeTest : public TestWithZone {
+ public:
+ using Type = AsmType;
+
+ AsmTypeTest()
+ : parents_({
+ {Type::Uint8Array(), {Type::Heap()}},
+ {Type::Int8Array(), {Type::Heap()}},
+ {Type::Uint16Array(), {Type::Heap()}},
+ {Type::Int16Array(), {Type::Heap()}},
+ {Type::Uint32Array(), {Type::Heap()}},
+ {Type::Int32Array(), {Type::Heap()}},
+ {Type::Float32Array(), {Type::Heap()}},
+ {Type::Float64Array(), {Type::Heap()}},
+ {Type::FloatishDoubleQ(), {Type::Floatish(), Type::DoubleQ()}},
+ {Type::FloatQDoubleQ(),
+ {Type::FloatQ(), Type::Floatish(), Type::DoubleQ()}},
+ {Type::Float(), {Type::FloatQ(), Type::Floatish()}},
+ {Type::FloatQ(), {Type::Floatish()}},
+ {Type::FixNum(),
+ {Type::Signed(), Type::Extern(), Type::Unsigned(), Type::Int(),
+ Type::Intish()}},
+ {Type::Unsigned(), {Type::Int(), Type::Intish()}},
+ {Type::Signed(), {Type::Extern(), Type::Int(), Type::Intish()}},
+ {Type::Int(), {Type::Intish()}},
+ {Type::Double(), {Type::DoubleQ(), Type::Extern()}},
+ }) {}
+
+ protected:
+ std::unordered_set<Type*> ParentsOf(Type* derived) const {
+ const auto parents_iter = parents_.find(derived);
+ if (parents_iter == parents_.end()) {
+ return std::unordered_set<Type*>();
+ }
+ return parents_iter->second;
+ }
+
+ class FunctionTypeBuilder {
+ public:
+ FunctionTypeBuilder(FunctionTypeBuilder&& b)
+ : function_type_(b.function_type_) {
+ b.function_type_ = nullptr;
+ }
+
+ FunctionTypeBuilder& operator=(FunctionTypeBuilder&& b) {
+ if (this != &b) {
+ function_type_ = b.function_type_;
+ b.function_type_ = nullptr;
+ }
+ return *this;
+ }
+
+ FunctionTypeBuilder(Zone* zone, Type* return_type)
+ : function_type_(Type::Function(zone, return_type)) {}
+
+ private:
+ static void AddAllArguments(AsmFunctionType*) {}
+
+ template <typename Arg, typename... Others>
+ static void AddAllArguments(AsmFunctionType* function_type, Arg* arg,
+ Others... others) {
+ CHECK(function_type != nullptr);
+ function_type->AddArgument((*arg)());
+ AddAllArguments(function_type, others...);
+ }
+
+ public:
+ template <typename... Args>
+ Type* operator()(Args... args) {
+ Type* ret = function_type_;
+ function_type_ = nullptr;
+ AddAllArguments(ret->AsFunctionType(), args...);
+ return ret;
+ }
+
+ private:
+ Type* function_type_;
+ };
+
+ FunctionTypeBuilder Function(Type* (*return_type)()) {
+ return FunctionTypeBuilder(zone(), (*return_type)());
+ }
+
+ template <typename... Overloads>
+ Type* Overload(Overloads... overloads) {
+ auto* ret = Type::OverloadedFunction(zone());
+ AddAllOverloads(ret->AsOverloadedFunctionType(), overloads...);
+ return ret;
+ }
+
+ private:
+ static void AddAllOverloads(AsmOverloadedFunctionType*) {}
+
+ template <typename Overload, typename... Others>
+ static void AddAllOverloads(AsmOverloadedFunctionType* function,
+ Overload* overload, Others... others) {
+ CHECK(function != nullptr);
+ function->AddOverload(overload);
+ AddAllOverloads(function, others...);
+ }
+
+ const std::unordered_map<Type*, std::unordered_set<Type*>> parents_;
+};
+
+// AsmValueTypeParents expose the bitmasks for the parents for each value type
+// in asm's type system. It inherits from AsmValueType so that the kAsm<Foo>
+// members are available when expanding the FOR_EACH_ASM_VALUE_TYPE_LIST macro.
+class AsmValueTypeParents : private AsmValueType {
+ public:
+ enum : uint32_t {
+#define V(CamelName, string_name, number, parent_types) \
+ CamelName = parent_types,
+ FOR_EACH_ASM_VALUE_TYPE_LIST(V)
+#undef V
+ };
+
+ private:
+ DISALLOW_IMPLICIT_CONSTRUCTORS(AsmValueTypeParents);
+};
+
+TEST_F(AsmTypeTest, ValidateBits) {
+ // Generic validation tests for the bits in the type system's type
+ // definitions.
+
+ std::unordered_set<Type*> seen_types;
+ std::unordered_set<uint32_t> seen_numbers;
+ uint32_t total_types = 0;
+#define V(CamelName, string_name, number, parent_types) \
+ do { \
+ ++total_types; \
+ seen_types.insert(Type::CamelName()); \
+ seen_numbers.insert(number); \
+ /* Every ASM type must have a valid number. */ \
+ EXPECT_NE(0, number) << Type::CamelName()->Name(); \
+ /* Inheritance cycles - unlikely, but we're paranoid and check for it */ \
+ /* anyways.*/ \
+ EXPECT_EQ(0, (1 << (number)) & AsmValueTypeParents::CamelName); \
+ } while (0);
+ FOR_EACH_ASM_VALUE_TYPE_LIST(V)
+#undef V
+
+ // At least one type was expanded.
+ EXPECT_GT(total_types, 0u);
+
+ // Each value type is unique.
+ EXPECT_EQ(total_types, seen_types.size());
+
+ // Each number is unique.
+ EXPECT_EQ(total_types, seen_numbers.size());
+}
+
+TEST_F(AsmTypeTest, SaneParentsMap) {
+ // This test ensures our parents map contains all the parents types that are
+ // specified in the types' declaration. It does not report bogus inheritance.
+
+ // Handy-dandy lambda for counting bits. Code borrowed from stack overflow.
+ auto NumberOfSetBits = [](uintptr_t parent_mask) -> uint32_t {
+ uint32_t parent_mask32 = static_cast<uint32_t>(parent_mask);
+ CHECK_EQ(parent_mask, parent_mask32);
+ parent_mask32 = parent_mask32 - ((parent_mask32 >> 1) & 0x55555555);
+ parent_mask32 =
+ (parent_mask32 & 0x33333333) + ((parent_mask32 >> 2) & 0x33333333);
+ return (((parent_mask32 + (parent_mask32 >> 4)) & 0x0F0F0F0F) *
+ 0x01010101) >>
+ 24;
+ };
+
+#define V(CamelName, string_name, number, parent_types) \
+ do { \
+ const uintptr_t parents = \
+ reinterpret_cast<uintptr_t>(Type::CamelName()) & ~(1 << (number)); \
+ EXPECT_EQ(NumberOfSetBits(parents), \
+ 1 + ParentsOf(Type::CamelName()).size()) \
+ << Type::CamelName()->Name() << ", parents " \
+ << reinterpret_cast<void*>(parents) << ", type " \
+ << static_cast<void*>(Type::CamelName()); \
+ } while (0);
+ FOR_EACH_ASM_VALUE_TYPE_LIST(V)
+#undef V
+}
+
+TEST_F(AsmTypeTest, Names) {
+#define V(CamelName, string_name, number, parent_types) \
+ do { \
+ EXPECT_THAT(Type::CamelName()->Name(), StrEq(string_name)); \
+ } while (0);
+ FOR_EACH_ASM_VALUE_TYPE_LIST(V)
+#undef V
+
+ EXPECT_THAT(Function(Type::Int)(Type::Double, Type::Float)->Name(),
+ StrEq("(double, float) -> int"));
+
+ EXPECT_THAT(Overload(Function(Type::Int)(Type::Double, Type::Float),
+ Function(Type::Int)(Type::Int))
+ ->Name(),
+ StrEq("(double, float) -> int /\\ (int) -> int"));
+
+ EXPECT_THAT(Type::FroundType(zone(), Type::Int())->Name(),
+ StrEq("(int) -> float"));
+ EXPECT_THAT(Type::FroundType(zone(), Type::Floatish())->Name(),
+ StrEq("(floatish) -> float"));
+ EXPECT_THAT(Type::FroundType(zone(), Type::DoubleQ())->Name(),
+ StrEq("(double?) -> float"));
+
+ EXPECT_THAT(Type::MinMaxType(zone(), Type::Int())->Name(),
+ StrEq("(int, int...) -> int"));
+ EXPECT_THAT(Type::MinMaxType(zone(), Type::Floatish())->Name(),
+ StrEq("(floatish, floatish...) -> floatish"));
+ EXPECT_THAT(Type::MinMaxType(zone(), Type::DoubleQ())->Name(),
+ StrEq("(double?, double?...) -> double?"));
+}
+
+TEST_F(AsmTypeTest, IsExactly) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ for (size_t jj = 0; jj < arraysize(test_types); ++jj) {
+ EXPECT_EQ(ii == jj, test_types[ii]->IsExactly(test_types[jj]))
+ << test_types[ii]->Name()
+ << ((ii == jj) ? " is not exactly " : " is exactly ")
+ << test_types[jj]->Name();
+ }
+ }
+}
+
+TEST_F(AsmTypeTest, IsA) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ for (size_t jj = 0; jj < arraysize(test_types); ++jj) {
+ const bool Expected =
+ (ii == jj) || ParentsOf(test_types[ii]).count(test_types[jj]) != 0;
+ EXPECT_EQ(Expected, test_types[ii]->IsA(test_types[jj]))
+ << test_types[ii]->Name() << (Expected ? " is not a " : " is a ")
+ << test_types[jj]->Name();
+ }
+ }
+}
+
+TEST_F(AsmTypeTest, ValidateCall) {
+ auto* min_max_int = Type::MinMaxType(zone(), Type::Int());
+ auto* i2i = Function(Type::Int)(Type::Int);
+ auto* ii2i = Function(Type::Int)(Type::Int, Type::Int);
+ auto* iii2i = Function(Type::Int)(Type::Int, Type::Int, Type::Int);
+ auto* iiii2i =
+ Function(Type::Int)(Type::Int, Type::Int, Type::Int, Type::Int);
+
+ EXPECT_EQ(Type::Int(),
+ min_max_int->AsCallableType()->ValidateCall(min_max_int));
+ EXPECT_EQ(Type::Int(), min_max_int->AsCallableType()->ValidateCall(ii2i));
+ EXPECT_EQ(Type::Int(), min_max_int->AsCallableType()->ValidateCall(iii2i));
+ EXPECT_EQ(Type::Int(), min_max_int->AsCallableType()->ValidateCall(iiii2i));
+ EXPECT_EQ(Type::None(), min_max_int->AsCallableType()->ValidateCall(i2i));
+
+ auto* min_max_double = Type::MinMaxType(zone(), Type::Double());
+ auto* d2d = Function(Type::Double)(Type::Double);
+ auto* dd2d = Function(Type::Double)(Type::Double, Type::Double);
+ auto* ddd2d =
+ Function(Type::Double)(Type::Double, Type::Double, Type::Double);
+ auto* dddd2d = Function(Type::Double)(Type::Double, Type::Double,
+ Type::Double, Type::Double);
+ EXPECT_EQ(Type::Double(),
+ min_max_double->AsCallableType()->ValidateCall(min_max_double));
+ EXPECT_EQ(Type::Double(),
+ min_max_double->AsCallableType()->ValidateCall(dd2d));
+ EXPECT_EQ(Type::Double(),
+ min_max_double->AsCallableType()->ValidateCall(ddd2d));
+ EXPECT_EQ(Type::Double(),
+ min_max_double->AsCallableType()->ValidateCall(dddd2d));
+ EXPECT_EQ(Type::None(), min_max_double->AsCallableType()->ValidateCall(d2d));
+
+ auto* min_max = Overload(min_max_int, min_max_double);
+ EXPECT_EQ(Type::None(), min_max->AsCallableType()->ValidateCall(min_max));
+ EXPECT_EQ(Type::None(), min_max->AsCallableType()->ValidateCall(i2i));
+ EXPECT_EQ(Type::None(), min_max->AsCallableType()->ValidateCall(d2d));
+ EXPECT_EQ(Type::Int(), min_max->AsCallableType()->ValidateCall(min_max_int));
+ EXPECT_EQ(Type::Int(), min_max->AsCallableType()->ValidateCall(ii2i));
+ EXPECT_EQ(Type::Int(), min_max->AsCallableType()->ValidateCall(iii2i));
+ EXPECT_EQ(Type::Int(), min_max->AsCallableType()->ValidateCall(iiii2i));
+ EXPECT_EQ(Type::Double(),
+ min_max->AsCallableType()->ValidateCall(min_max_double));
+ EXPECT_EQ(Type::Double(), min_max->AsCallableType()->ValidateCall(dd2d));
+ EXPECT_EQ(Type::Double(), min_max->AsCallableType()->ValidateCall(ddd2d));
+ EXPECT_EQ(Type::Double(), min_max->AsCallableType()->ValidateCall(dddd2d));
+
+ auto* fround_floatish = Type::FroundType(zone(), Type::Floatish());
+ auto* fround_floatq = Type::FroundType(zone(), Type::FloatQ());
+ auto* fround_float = Type::FroundType(zone(), Type::Float());
+ auto* fround_doubleq = Type::FroundType(zone(), Type::DoubleQ());
+ auto* fround_double = Type::FroundType(zone(), Type::Double());
+ auto* fround_signed = Type::FroundType(zone(), Type::Signed());
+ auto* fround_unsigned = Type::FroundType(zone(), Type::Unsigned());
+ auto* fround_fixnum = Type::FroundType(zone(), Type::FixNum());
+ auto* fround =
+ Overload(fround_floatish, fround_floatq, fround_float, fround_doubleq,
+ fround_double, fround_signed, fround_unsigned, fround_fixnum);
+
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::Floatish)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::FloatQ)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::Float)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::DoubleQ)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::Double)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::Signed)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::Unsigned)));
+ EXPECT_EQ(Type::Float(), fround->AsCallableType()->ValidateCall(
+ Function(Type::Float)(Type::FixNum)));
+
+ auto* idf2v = Function(Type::Void)(Type::Int, Type::Double, Type::Float);
+ auto* i2d = Function(Type::Double)(Type::Int);
+ auto* i2f = Function(Type::Float)(Type::Int);
+ auto* fi2d = Function(Type::Double)(Type::Float, Type::Int);
+ auto* idif2i =
+ Function(Type::Int)(Type::Int, Type::Double, Type::Int, Type::Float);
+ auto* overload = Overload(idf2v, i2f, /*i2d missing, */ fi2d, idif2i);
+ EXPECT_EQ(Type::Void(), overload->AsCallableType()->ValidateCall(idf2v));
+ EXPECT_EQ(Type::Float(), overload->AsCallableType()->ValidateCall(i2f));
+ EXPECT_EQ(Type::Double(), overload->AsCallableType()->ValidateCall(fi2d));
+ EXPECT_EQ(Type::Int(), overload->AsCallableType()->ValidateCall(idif2i));
+ EXPECT_EQ(Type::None(), overload->AsCallableType()->ValidateCall(i2d));
+ EXPECT_EQ(Type::None(), i2f->AsCallableType()->ValidateCall(i2d));
+}
+
+TEST_F(AsmTypeTest, IsReturnType) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ std::unordered_set<Type*> return_types{
+ Type::Double(), Type::Signed(), Type::Float(), Type::Void(),
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ const bool IsReturnType = return_types.count(test_types[ii]);
+ EXPECT_EQ(IsReturnType, test_types[ii]->IsReturnType())
+ << test_types[ii]->Name()
+ << (IsReturnType ? " is not a return type" : " is a return type");
+ }
+}
+
+TEST_F(AsmTypeTest, IsParameterType) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ std::unordered_set<Type*> parameter_types{
+ Type::Double(), Type::Int(), Type::Float(),
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ const bool IsParameterType = parameter_types.count(test_types[ii]);
+ EXPECT_EQ(IsParameterType, test_types[ii]->IsParameterType())
+ << test_types[ii]->Name()
+ << (IsParameterType ? " is not a parameter type"
+ : " is a parameter type");
+ }
+}
+
+TEST_F(AsmTypeTest, IsComparableType) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ std::unordered_set<Type*> comparable_types{
+ Type::Double(), Type::Signed(), Type::Unsigned(), Type::Float(),
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ const bool IsComparableType = comparable_types.count(test_types[ii]);
+ EXPECT_EQ(IsComparableType, test_types[ii]->IsComparableType())
+ << test_types[ii]->Name()
+ << (IsComparableType ? " is not a comparable type"
+ : " is a comparable type");
+ }
+}
+
+TEST_F(AsmTypeTest, ElementSizeInBytes) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ auto ElementSizeInBytesForType = [](Type* type) -> int32_t {
+ if (type == Type::Int8Array() || type == Type::Uint8Array()) {
+ return 1;
+ }
+ if (type == Type::Int16Array() || type == Type::Uint16Array()) {
+ return 2;
+ }
+ if (type == Type::Int32Array() || type == Type::Uint32Array() ||
+ type == Type::Float32Array()) {
+ return 4;
+ }
+ if (type == Type::Float64Array()) {
+ return 8;
+ }
+ return -1;
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ EXPECT_EQ(ElementSizeInBytesForType(test_types[ii]),
+ test_types[ii]->ElementSizeInBytes());
+ }
+}
+
+TEST_F(AsmTypeTest, LoadType) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ auto LoadTypeForType = [](Type* type) -> Type* {
+ if (type == Type::Int8Array() || type == Type::Uint8Array() ||
+ type == Type::Int16Array() || type == Type::Uint16Array() ||
+ type == Type::Int32Array() || type == Type::Uint32Array()) {
+ return Type::Intish();
+ }
+
+ if (type == Type::Float32Array()) {
+ return Type::FloatQ();
+ }
+
+ if (type == Type::Float64Array()) {
+ return Type::DoubleQ();
+ }
+
+ return Type::None();
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ EXPECT_EQ(LoadTypeForType(test_types[ii]), test_types[ii]->LoadType());
+ }
+}
+
+TEST_F(AsmTypeTest, StoreType) {
+ Type* test_types[] = {
+#define CREATE(CamelName, string_name, number, parent_types) Type::CamelName(),
+ FOR_EACH_ASM_VALUE_TYPE_LIST(CREATE)
+#undef CREATE
+ Function(Type::Int)(Type::Double),
+ Function(Type::Int)(Type::DoubleQ),
+ Overload(Function(Type::Int)(Type::Double)),
+ Function(Type::Int)(Type::Int, Type::Int),
+ Type::MinMaxType(zone(), Type::Int()), Function(Type::Int)(Type::Float),
+ Type::FroundType(zone(), Type::Int()),
+ };
+
+ auto StoreTypeForType = [](Type* type) -> Type* {
+ if (type == Type::Int8Array() || type == Type::Uint8Array() ||
+ type == Type::Int16Array() || type == Type::Uint16Array() ||
+ type == Type::Int32Array() || type == Type::Uint32Array()) {
+ return Type::Intish();
+ }
+
+ if (type == Type::Float32Array()) {
+ return Type::FloatishDoubleQ();
+ }
+
+ if (type == Type::Float64Array()) {
+ return Type::FloatQDoubleQ();
+ }
+
+ return Type::None();
+ };
+
+ for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+ EXPECT_EQ(StoreTypeForType(test_types[ii]), test_types[ii]->StoreType())
+ << test_types[ii]->Name();
+ }
+}
+
+} // namespace
+} // namespace wasm
+} // namespace internal
+} // namespace v8
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