| // Copyright 2020 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "src/ast/type/type.h" |
| |
| #include <assert.h> |
| |
| #include "src/ast/type/access_control_type.h" |
| #include "src/ast/type/alias_type.h" |
| #include "src/ast/type/array_type.h" |
| #include "src/ast/type/bool_type.h" |
| #include "src/ast/type/f32_type.h" |
| #include "src/ast/type/i32_type.h" |
| #include "src/ast/type/matrix_type.h" |
| #include "src/ast/type/pointer_type.h" |
| #include "src/ast/type/sampler_type.h" |
| #include "src/ast/type/struct_type.h" |
| #include "src/ast/type/texture_type.h" |
| #include "src/ast/type/u32_type.h" |
| #include "src/ast/type/vector_type.h" |
| #include "src/ast/type/void_type.h" |
| |
| TINT_INSTANTIATE_CLASS_ID(tint::ast::type::Type); |
| |
| namespace tint { |
| namespace ast { |
| namespace type { |
| |
| Type::Type() = default; |
| |
| Type::Type(Type&&) = default; |
| |
| Type::~Type() = default; |
| |
| Type* Type::UnwrapPtrIfNeeded() { |
| if (auto* ptr = As<type::Pointer>()) { |
| return ptr->type(); |
| } |
| return this; |
| } |
| |
| Type* Type::UnwrapIfNeeded() { |
| auto* where = this; |
| while (true) { |
| if (auto* alias = where->As<type::Alias>()) { |
| where = alias->type(); |
| } else if (auto* access = where->As<type::AccessControl>()) { |
| where = access->type(); |
| } else { |
| break; |
| } |
| } |
| return where; |
| } |
| |
| Type* Type::UnwrapAll() { |
| return UnwrapIfNeeded()->UnwrapPtrIfNeeded()->UnwrapIfNeeded(); |
| } |
| |
| uint64_t Type::MinBufferBindingSize(MemoryLayout) const { |
| return 0; |
| } |
| |
| uint64_t Type::BaseAlignment(MemoryLayout) const { |
| return 0; |
| } |
| |
| bool Type::is_scalar() { |
| return is_float_scalar() || is_integer_scalar() || Is<Bool>(); |
| } |
| |
| bool Type::is_float_scalar() { |
| return Is<F32>(); |
| } |
| |
| bool Type::is_float_matrix() { |
| return Is<Matrix>() && As<Matrix>()->type()->is_float_scalar(); |
| } |
| |
| bool Type::is_float_vector() { |
| return Is<Vector>() && As<Vector>()->type()->is_float_scalar(); |
| } |
| |
| bool Type::is_float_scalar_or_vector() { |
| return is_float_scalar() || is_float_vector(); |
| } |
| |
| bool Type::is_integer_scalar() { |
| return Is<U32>() || Is<I32>(); |
| } |
| |
| bool Type::is_unsigned_integer_vector() { |
| return Is<Vector>() && As<Vector>()->type()->Is<U32>(); |
| } |
| |
| bool Type::is_signed_integer_vector() { |
| return Is<Vector>() && As<Vector>()->type()->Is<I32>(); |
| } |
| |
| bool Type::is_unsigned_scalar_or_vector() { |
| return Is<U32>() || (Is<Vector>() && As<Vector>()->type()->Is<U32>()); |
| } |
| |
| bool Type::is_signed_scalar_or_vector() { |
| return Is<I32>() || (Is<Vector>() && As<Vector>()->type()->Is<I32>()); |
| } |
| |
| bool Type::is_integer_scalar_or_vector() { |
| return is_unsigned_scalar_or_vector() || is_signed_scalar_or_vector(); |
| } |
| |
| } // namespace type |
| } // namespace ast |
| } // namespace tint |