V8. ASM-2-WASM. Another asm-types.h revision.

test/unittests/wasm/asm-types-unittest.cc

 // 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"
@@ skipping 207 matching lines @@
                        Function(Type::Int)(Type::Int))
                   ->Name(),
               StrEq("(double, float) -> int /\\ (int) -> int"));
 
   EXPECT_THAT(Type::FroundType(zone())->Name(), StrEq("fround"));
 
   EXPECT_THAT(Type::MinMaxType(zone(), Type::Signed(), Type::Int())->Name(),
               StrEq("(int, int...) -> signed"));
   EXPECT_THAT(Type::MinMaxType(zone(), Type::Float(), Type::Floatish())->Name(),
               StrEq("(floatish, floatish...) -> float"));
-  EXPECT_THAT(Type::MinMaxType(zone(), Type::Double(), Type::Double())->Name(),
-              StrEq("(double, double...) -> double"));
+  EXPECT_THAT(Type::MinMaxType(zone(), Type::Double(), Type::DoubleQ())->Name(),
+              StrEq("(double?, double?...) -> double"));
+
+  EXPECT_THAT(Type::FFIType(zone())->Name(), StrEq("Function"));
+
+  EXPECT_THAT(Type::FunctionTableType(zone(), 4)->Name(),
+              StrEq("[unbound][4]"));
+  auto* ft = Type::FunctionTableType(zone(), 15);
+  ft->AsFunctionTableType()->set_signature(Function(Type::Double)(Type::Int));
+  EXPECT_THAT(ft->Name(), StrEq("(int) -> double[15]"));
 }
 
 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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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();
     }
@@ skipping 74 matching lines @@
   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));
+
+  auto* ffi = Type::FFIType(zone());
+  AsmType* (*kReturnTypes[])() = {
+      Type::Void, Type::Double, Type::Signed,
+  };
+  AsmType* (*kExternTypes[])() = {
+      Type::Double, Type::Signed, Type::FixNum,
+  };
+  for (size_t ii = 0; ii < arraysize(kReturnTypes); ++ii) {
+    for (size_t jj = 0; jj < arraysize(kExternTypes); ++jj) {
+      auto* f = Function(kReturnTypes[ii])(kExternTypes[jj]);
+      EXPECT_EQ(kReturnTypes[ii](), ffi->AsCallableType()->ValidateCall(f))
+          << kReturnTypes[ii]()->Name();
+
+      // Call with extern type should fail.

[bradnelson, 2016/06/17 23:38:50]

Comment seems off here

[John, 2016/06/20 15:09:53]

Done.

+      f = Function(kReturnTypes[ii])(kExternTypes[jj], Type::Int);
+      EXPECT_EQ(Type::None(), ffi->AsCallableType()->ValidateCall(f))
+          << kReturnTypes[ii]()->Name();
+    }
+  }
+
+  auto* ft0 = Type::FunctionTableType(zone(), 10);
+  ft0->AsFunctionTableType()->set_signature(fi2d);
+  EXPECT_EQ(Type::Double(), ft0->AsCallableType()->ValidateCall(fi2d));
+  EXPECT_EQ(Type::None(), ft0->AsCallableType()->ValidateCall(i2d));
+
+  auto* ft1 = Type::FunctionTableType(zone(), 10);
+  EXPECT_EQ(Type::Double(), ft1->AsCallableType()->ValidateCall(fi2d));
+  EXPECT_EQ(Type::Double(), ft1->AsCallableType()->ValidateCall(fi2d));
+  EXPECT_EQ(Type::None(), ft1->AsCallableType()->ValidateCall(i2d));
+}
+
+TEST_F(AsmTypeTest, ToReturnType) {
+  std::unordered_map<AsmType*, AsmType*> kToReturnType = {
+      {Type::Signed(), Type::Signed()}, {Type::FixNum(), Type::Signed()},
+      {Type::Double(), Type::Double()}, {Type::Float(), Type::Float()},
+      {Type::Void(), Type::Void()},
+  };
+
+  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::Signed(), Type::Int()),
+      Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
+  };
+
+  for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+    auto* return_type = Type::None();
+    auto to_return_type_iter = kToReturnType.find(test_types[ii]);
+    if (to_return_type_iter != kToReturnType.end()) {
+      return_type = to_return_type_iter->second;
+    }
+    EXPECT_EQ(return_type, test_types[ii]->ToReturnType())
+        << return_type->Name() << " != " << test_types[ii]->ToReturnType();
+  }
 }
 
 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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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, ToParameterType) {
+  std::unordered_map<AsmType*, AsmType*> kToParameterType = {
+      {Type::Int(), Type::Int()},       {Type::Signed(), Type::Int()},
+      {Type::Unsigned(), Type::Int()},  {Type::FixNum(), Type::Int()},
+      {Type::Double(), Type::Double()}, {Type::Float(), Type::Float()},
+  };
+
+  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::Signed(), Type::Int()),
+      Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
+  };
+
+  for (size_t ii = 0; ii < arraysize(test_types); ++ii) {
+    auto* parameter_type = Type::None();
+    auto to_parameter_type_iter = kToParameterType.find(test_types[ii]);
+    if (to_parameter_type_iter != kToParameterType.end()) {
+      parameter_type = to_parameter_type_iter->second;
+    }
+    EXPECT_EQ(parameter_type, test_types[ii]->ToParameterType())
+        << parameter_type->Name()
+        << " != " << test_types[ii]->ToParameterType();
+  }
+}
+
 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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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() ||
@@ skipping 16 matching lines @@
   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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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()) {
@@ skipping 16 matching lines @@
   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::Signed(), Type::Int()),
       Function(Type::Int)(Type::Float), Type::FroundType(zone()),
+      Type::FFIType(zone()), Type::FunctionTableType(zone(), 10),
   };
 
   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()) {
@@ skipping 10 matching lines @@
   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