| // Copyright 2020 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/lang/spirv/reader/ast_parser/enum_converter.h" |
| |
| #include "src/tint/lang/core/type/texture_dimension.h" |
| |
| namespace tint::spirv::reader::ast_parser { |
| |
| EnumConverter::EnumConverter(const FailStream& fs) : fail_stream_(fs) {} |
| |
| EnumConverter::~EnumConverter() = default; |
| |
| ast::PipelineStage EnumConverter::ToPipelineStage(spv::ExecutionModel model) { |
| switch (model) { |
| case spv::ExecutionModel::Vertex: |
| return ast::PipelineStage::kVertex; |
| case spv::ExecutionModel::Fragment: |
| return ast::PipelineStage::kFragment; |
| case spv::ExecutionModel::GLCompute: |
| return ast::PipelineStage::kCompute; |
| default: |
| break; |
| } |
| |
| Fail() << "unknown SPIR-V execution model: " << uint32_t(model); |
| return ast::PipelineStage::kNone; |
| } |
| |
| core::AddressSpace EnumConverter::ToAddressSpace(const spv::StorageClass sc) { |
| switch (sc) { |
| case spv::StorageClass::Input: |
| return core::AddressSpace::kIn; |
| case spv::StorageClass::Output: |
| return core::AddressSpace::kOut; |
| case spv::StorageClass::Uniform: |
| return core::AddressSpace::kUniform; |
| case spv::StorageClass::Workgroup: |
| return core::AddressSpace::kWorkgroup; |
| case spv::StorageClass::UniformConstant: |
| return core::AddressSpace::kUndefined; |
| case spv::StorageClass::StorageBuffer: |
| return core::AddressSpace::kStorage; |
| case spv::StorageClass::Private: |
| return core::AddressSpace::kPrivate; |
| case spv::StorageClass::Function: |
| return core::AddressSpace::kFunction; |
| default: |
| break; |
| } |
| |
| Fail() << "unknown SPIR-V storage class: " << uint32_t(sc); |
| return core::AddressSpace::kUndefined; |
| } |
| |
| core::BuiltinValue EnumConverter::ToBuiltin(spv::BuiltIn b) { |
| switch (b) { |
| case spv::BuiltIn::Position: |
| return core::BuiltinValue::kPosition; |
| case spv::BuiltIn::VertexIndex: |
| return core::BuiltinValue::kVertexIndex; |
| case spv::BuiltIn::InstanceIndex: |
| return core::BuiltinValue::kInstanceIndex; |
| case spv::BuiltIn::FrontFacing: |
| return core::BuiltinValue::kFrontFacing; |
| case spv::BuiltIn::FragCoord: |
| return core::BuiltinValue::kPosition; |
| case spv::BuiltIn::FragDepth: |
| return core::BuiltinValue::kFragDepth; |
| case spv::BuiltIn::LocalInvocationId: |
| return core::BuiltinValue::kLocalInvocationId; |
| case spv::BuiltIn::LocalInvocationIndex: |
| return core::BuiltinValue::kLocalInvocationIndex; |
| case spv::BuiltIn::GlobalInvocationId: |
| return core::BuiltinValue::kGlobalInvocationId; |
| case spv::BuiltIn::NumWorkgroups: |
| return core::BuiltinValue::kNumWorkgroups; |
| case spv::BuiltIn::WorkgroupId: |
| return core::BuiltinValue::kWorkgroupId; |
| case spv::BuiltIn::SampleId: |
| return core::BuiltinValue::kSampleIndex; |
| case spv::BuiltIn::SampleMask: |
| return core::BuiltinValue::kSampleMask; |
| default: |
| break; |
| } |
| |
| Fail() << "unknown SPIR-V builtin: " << uint32_t(b); |
| return core::BuiltinValue::kUndefined; |
| } |
| |
| core::type::TextureDimension EnumConverter::ToDim(spv::Dim dim, bool arrayed) { |
| if (arrayed) { |
| switch (dim) { |
| case spv::Dim::Dim2D: |
| return core::type::TextureDimension::k2dArray; |
| case spv::Dim::Cube: |
| return core::type::TextureDimension::kCubeArray; |
| default: |
| break; |
| } |
| Fail() << "arrayed dimension must be 2D or Cube. Got " << int(dim); |
| return core::type::TextureDimension::kNone; |
| } |
| // Assume non-arrayed |
| switch (dim) { |
| case spv::Dim::Dim1D: |
| return core::type::TextureDimension::k1d; |
| case spv::Dim::Dim2D: |
| return core::type::TextureDimension::k2d; |
| case spv::Dim::Dim3D: |
| return core::type::TextureDimension::k3d; |
| case spv::Dim::Cube: |
| return core::type::TextureDimension::kCube; |
| default: |
| break; |
| } |
| Fail() << "invalid dimension: " << int(dim); |
| return core::type::TextureDimension::kNone; |
| } |
| |
| core::TexelFormat EnumConverter::ToTexelFormat(spv::ImageFormat fmt) { |
| switch (fmt) { |
| case spv::ImageFormat::Unknown: |
| return core::TexelFormat::kUndefined; |
| |
| // 8 bit channels |
| case spv::ImageFormat::Rgba8: |
| return core::TexelFormat::kRgba8Unorm; |
| case spv::ImageFormat::Rgba8Snorm: |
| return core::TexelFormat::kRgba8Snorm; |
| case spv::ImageFormat::Rgba8ui: |
| return core::TexelFormat::kRgba8Uint; |
| case spv::ImageFormat::Rgba8i: |
| return core::TexelFormat::kRgba8Sint; |
| |
| // 16 bit channels |
| case spv::ImageFormat::Rgba16ui: |
| return core::TexelFormat::kRgba16Uint; |
| case spv::ImageFormat::Rgba16i: |
| return core::TexelFormat::kRgba16Sint; |
| case spv::ImageFormat::Rgba16f: |
| return core::TexelFormat::kRgba16Float; |
| |
| // 32 bit channels |
| case spv::ImageFormat::R32ui: |
| return core::TexelFormat::kR32Uint; |
| case spv::ImageFormat::R32i: |
| return core::TexelFormat::kR32Sint; |
| case spv::ImageFormat::R32f: |
| return core::TexelFormat::kR32Float; |
| case spv::ImageFormat::Rg32ui: |
| return core::TexelFormat::kRg32Uint; |
| case spv::ImageFormat::Rg32i: |
| return core::TexelFormat::kRg32Sint; |
| case spv::ImageFormat::Rg32f: |
| return core::TexelFormat::kRg32Float; |
| case spv::ImageFormat::Rgba32ui: |
| return core::TexelFormat::kRgba32Uint; |
| case spv::ImageFormat::Rgba32i: |
| return core::TexelFormat::kRgba32Sint; |
| case spv::ImageFormat::Rgba32f: |
| return core::TexelFormat::kRgba32Float; |
| default: |
| break; |
| } |
| Fail() << "invalid image format: " << int(fmt); |
| return core::TexelFormat::kUndefined; |
| } |
| |
| } // namespace tint::spirv::reader::ast_parser |
