| // Copyright (c) 2018 Google LLC. | |
| // | |
| // 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 <algorithm> | |
| #include "source/opcode.h" | |
| #include "source/spirv_target_env.h" | |
| #include "source/val/instruction.h" | |
| #include "source/val/validate.h" | |
| #include "source/val/validation_state.h" | |
| namespace spvtools { | |
| namespace val { | |
| namespace { | |
| spv_result_t ValidateEntryPoint(ValidationState_t& _, const Instruction* inst) { | |
| const auto entry_point_id = inst->GetOperandAs<uint32_t>(1); | |
| auto entry_point = _.FindDef(entry_point_id); | |
| if (!entry_point || spv::Op::OpFunction != entry_point->opcode()) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "OpEntryPoint Entry Point <id> " << _.getIdName(entry_point_id) | |
| << " is not a function."; | |
| } | |
| // Only check the shader execution models | |
| const spv::ExecutionModel execution_model = | |
| inst->GetOperandAs<spv::ExecutionModel>(0); | |
| if (execution_model != spv::ExecutionModel::Kernel) { | |
| const auto entry_point_type_id = entry_point->GetOperandAs<uint32_t>(3); | |
| const auto entry_point_type = _.FindDef(entry_point_type_id); | |
| if (!entry_point_type || 3 != entry_point_type->words().size()) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << _.VkErrorID(4633) << "OpEntryPoint Entry Point <id> " | |
| << _.getIdName(entry_point_id) | |
| << "s function parameter count is not zero."; | |
| } | |
| } | |
| auto return_type = _.FindDef(entry_point->type_id()); | |
| if (!return_type || spv::Op::OpTypeVoid != return_type->opcode()) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << _.VkErrorID(4633) << "OpEntryPoint Entry Point <id> " | |
| << _.getIdName(entry_point_id) | |
| << "s function return type is not void."; | |
| } | |
| const auto* execution_modes = _.GetExecutionModes(entry_point_id); | |
| if (_.HasCapability(spv::Capability::Shader)) { | |
| switch (execution_model) { | |
| case spv::ExecutionModel::Fragment: | |
| if (execution_modes && | |
| execution_modes->count(spv::ExecutionMode::OriginUpperLeft) && | |
| execution_modes->count(spv::ExecutionMode::OriginLowerLeft)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points can only specify " | |
| "one of OriginUpperLeft or OriginLowerLeft execution " | |
| "modes."; | |
| } | |
| if (!execution_modes || | |
| (!execution_modes->count(spv::ExecutionMode::OriginUpperLeft) && | |
| !execution_modes->count(spv::ExecutionMode::OriginLowerLeft))) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points require either an " | |
| "OriginUpperLeft or OriginLowerLeft execution mode."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if(execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::DepthGreater: | |
| case spv::ExecutionMode::DepthLess: | |
| case spv::ExecutionMode::DepthUnchanged: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points can specify at most " | |
| "one of DepthGreater, DepthLess or DepthUnchanged " | |
| "execution modes."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::PixelInterlockOrderedEXT: | |
| case spv::ExecutionMode::PixelInterlockUnorderedEXT: | |
| case spv::ExecutionMode::SampleInterlockOrderedEXT: | |
| case spv::ExecutionMode::SampleInterlockUnorderedEXT: | |
| case spv::ExecutionMode::ShadingRateInterlockOrderedEXT: | |
| case spv::ExecutionMode:: | |
| ShadingRateInterlockUnorderedEXT: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points can specify at most " | |
| "one fragment shader interlock execution mode."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::StencilRefUnchangedFrontAMD: | |
| case spv::ExecutionMode::StencilRefLessFrontAMD: | |
| case spv::ExecutionMode::StencilRefGreaterFrontAMD: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points can specify at most " | |
| "one of StencilRefUnchangedFrontAMD, " | |
| "StencilRefLessFrontAMD or StencilRefGreaterFrontAMD " | |
| "execution modes."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::StencilRefUnchangedBackAMD: | |
| case spv::ExecutionMode::StencilRefLessBackAMD: | |
| case spv::ExecutionMode::StencilRefGreaterBackAMD: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Fragment execution model entry points can specify at most " | |
| "one of StencilRefUnchangedBackAMD, " | |
| "StencilRefLessBackAMD or StencilRefGreaterBackAMD " | |
| "execution modes."; | |
| } | |
| break; | |
| case spv::ExecutionModel::TessellationControl: | |
| case spv::ExecutionModel::TessellationEvaluation: | |
| if (execution_modes && | |
| 1 < std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::SpacingEqual: | |
| case spv::ExecutionMode::SpacingFractionalEven: | |
| case spv::ExecutionMode::SpacingFractionalOdd: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Tessellation execution model entry points can specify at " | |
| "most one of SpacingEqual, SpacingFractionalOdd or " | |
| "SpacingFractionalEven execution modes."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if(execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::Triangles: | |
| case spv::ExecutionMode::Quads: | |
| case spv::ExecutionMode::Isolines: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Tessellation execution model entry points can specify at " | |
| "most one of Triangles, Quads or Isolines execution modes."; | |
| } | |
| if (execution_modes && | |
| 1 < std::count_if(execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::VertexOrderCw: | |
| case spv::ExecutionMode::VertexOrderCcw: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Tessellation execution model entry points can specify at " | |
| "most one of VertexOrderCw or VertexOrderCcw execution " | |
| "modes."; | |
| } | |
| break; | |
| case spv::ExecutionModel::Geometry: | |
| if (!execution_modes || | |
| 1 != std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::InputPoints: | |
| case spv::ExecutionMode::InputLines: | |
| case spv::ExecutionMode::InputLinesAdjacency: | |
| case spv::ExecutionMode::Triangles: | |
| case spv::ExecutionMode::InputTrianglesAdjacency: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Geometry execution model entry points must specify " | |
| "exactly one of InputPoints, InputLines, " | |
| "InputLinesAdjacency, Triangles or InputTrianglesAdjacency " | |
| "execution modes."; | |
| } | |
| if (!execution_modes || | |
| 1 != std::count_if(execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::OutputPoints: | |
| case spv::ExecutionMode::OutputLineStrip: | |
| case spv::ExecutionMode::OutputTriangleStrip: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Geometry execution model entry points must specify " | |
| "exactly one of OutputPoints, OutputLineStrip or " | |
| "OutputTriangleStrip execution modes."; | |
| } | |
| break; | |
| case spv::ExecutionModel::MeshEXT: | |
| if (!execution_modes || | |
| 1 != std::count_if(execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::OutputPoints: | |
| case spv::ExecutionMode::OutputLinesEXT: | |
| case spv::ExecutionMode::OutputTrianglesEXT: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "MeshEXT execution model entry points must specify exactly " | |
| "one of OutputPoints, OutputLinesEXT, or " | |
| "OutputTrianglesEXT Execution Modes."; | |
| } else if (2 != std::count_if( | |
| execution_modes->begin(), execution_modes->end(), | |
| [](const spv::ExecutionMode& mode) { | |
| switch (mode) { | |
| case spv::ExecutionMode::OutputPrimitivesEXT: | |
| case spv::ExecutionMode::OutputVertices: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "MeshEXT execution model entry points must specify both " | |
| "OutputPrimitivesEXT and OutputVertices Execution Modes."; | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| if (spvIsVulkanEnv(_.context()->target_env)) { | |
| switch (execution_model) { | |
| case spv::ExecutionModel::GLCompute: | |
| if (!execution_modes || | |
| !execution_modes->count(spv::ExecutionMode::LocalSize)) { | |
| bool ok = false; | |
| for (auto& i : _.ordered_instructions()) { | |
| if (i.opcode() == spv::Op::OpDecorate) { | |
| if (i.operands().size() > 2) { | |
| if (i.GetOperandAs<spv::Decoration>(1) == | |
| spv::Decoration::BuiltIn && | |
| i.GetOperandAs<spv::BuiltIn>(2) == | |
| spv::BuiltIn::WorkgroupSize) { | |
| ok = true; | |
| break; | |
| } | |
| } | |
| } | |
| if (i.opcode() == spv::Op::OpExecutionModeId) { | |
| const auto mode = i.GetOperandAs<spv::ExecutionMode>(1); | |
| if (mode == spv::ExecutionMode::LocalSizeId) { | |
| ok = true; | |
| break; | |
| } | |
| } | |
| } | |
| if (!ok) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << _.VkErrorID(6426) | |
| << "In the Vulkan environment, GLCompute execution model " | |
| "entry points require either the LocalSize or " | |
| "LocalSizeId execution mode or an object decorated with " | |
| "WorkgroupSize must be specified."; | |
| } | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| spv_result_t ValidateExecutionMode(ValidationState_t& _, | |
| const Instruction* inst) { | |
| const auto entry_point_id = inst->GetOperandAs<uint32_t>(0); | |
| const auto found = std::find(_.entry_points().cbegin(), | |
| _.entry_points().cend(), entry_point_id); | |
| if (found == _.entry_points().cend()) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "OpExecutionMode Entry Point <id> " << _.getIdName(entry_point_id) | |
| << " is not the Entry Point " | |
| "operand of an OpEntryPoint."; | |
| } | |
| const auto mode = inst->GetOperandAs<spv::ExecutionMode>(1); | |
| if (inst->opcode() == spv::Op::OpExecutionModeId) { | |
| bool valid_mode = false; | |
| switch (mode) { | |
| case spv::ExecutionMode::SubgroupsPerWorkgroupId: | |
| case spv::ExecutionMode::LocalSizeHintId: | |
| case spv::ExecutionMode::LocalSizeId: | |
| case spv::ExecutionMode::FPFastMathDefault: | |
| case spv::ExecutionMode::MaximumRegistersIdINTEL: | |
| valid_mode = true; | |
| break; | |
| default: | |
| valid_mode = false; | |
| break; | |
| } | |
| if (!valid_mode) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "OpExecutionModeId is only valid when the Mode operand is an " | |
| "execution mode that takes Extra Operands that are id " | |
| "operands."; | |
| } | |
| size_t operand_count = inst->operands().size(); | |
| for (size_t i = 2; i < operand_count; ++i) { | |
| const auto operand_id = inst->GetOperandAs<uint32_t>(i); | |
| const auto* operand_inst = _.FindDef(operand_id); | |
| switch (mode) { | |
| case spv::ExecutionMode::SubgroupsPerWorkgroupId: | |
| case spv::ExecutionMode::LocalSizeHintId: | |
| case spv::ExecutionMode::LocalSizeId: | |
| if (!spvOpcodeIsConstant(operand_inst->opcode())) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "For OpExecutionModeId all Extra Operand ids must be " | |
| "constant instructions."; | |
| } | |
| break; | |
| case spv::ExecutionMode::FPFastMathDefault: | |
| if (i == 2) { | |
| if (!_.IsFloatScalarType(operand_id)) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "The Target Type operand must be a floating-point " | |
| "scalar type"; | |
| } | |
| } else { | |
| bool is_int32 = false; | |
| bool is_const = false; | |
| uint32_t value = 0; | |
| std::tie(is_int32, is_const, value) = | |
| _.EvalInt32IfConst(operand_id); | |
| if (is_int32 && is_const) { | |
| // Valid values include up to 0x00040000 (AllowTransform). | |
| uint32_t invalid_mask = 0xfff80000; | |
| if ((invalid_mask & value) != 0) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "The Fast Math Default operand is an invalid bitmask " | |
| "value"; | |
| } | |
| if (value & | |
| static_cast<uint32_t>(spv::FPFastMathModeMask::Fast)) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "The Fast Math Default operand must not include Fast"; | |
| } | |
| const auto reassoc_contract = | |
| spv::FPFastMathModeMask::AllowContract | | |
| spv::FPFastMathModeMask::AllowReassoc; | |
| if ((value & static_cast<uint32_t>( | |
| spv::FPFastMathModeMask::AllowTransform)) != 0 && | |
| ((value & static_cast<uint32_t>(reassoc_contract)) != | |
| static_cast<uint32_t>(reassoc_contract))) { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "The Fast Math Default operand must include " | |
| "AllowContract and AllowReassoc when AllowTransform " | |
| "is specified"; | |
| } | |
| } else { | |
| return _.diag(SPV_ERROR_INVALID_ID, inst) | |
| << "The Fast Math Default operand must be a " | |
| "non-specialization constant"; | |
| } | |
| } | |
| break; | |
| default: | |
| break; | |
| } | |
| } | |
| } else if (mode == spv::ExecutionMode::SubgroupsPerWorkgroupId || | |
| mode == spv::ExecutionMode::LocalSizeHintId || | |
| mode == spv::ExecutionMode::LocalSizeId || | |
| mode == spv::ExecutionMode::FPFastMathDefault) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "OpExecutionMode is only valid when the Mode operand is an " | |
| "execution mode that takes no Extra Operands, or takes Extra " | |
| "Operands that are not id operands."; | |
| } | |
| const auto* models = _.GetExecutionModels(entry_point_id); | |
| switch (mode) { | |
| case spv::ExecutionMode::Invocations: | |
| case spv::ExecutionMode::InputPoints: | |
| case spv::ExecutionMode::InputLines: | |
| case spv::ExecutionMode::InputLinesAdjacency: | |
| case spv::ExecutionMode::InputTrianglesAdjacency: | |
| case spv::ExecutionMode::OutputLineStrip: | |
| case spv::ExecutionMode::OutputTriangleStrip: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return model == spv::ExecutionModel::Geometry; | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Geometry execution " | |
| "model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::OutputPoints: | |
| if (!std::all_of( | |
| models->begin(), models->end(), | |
| [&_](const spv::ExecutionModel& model) { | |
| switch (model) { | |
| case spv::ExecutionModel::Geometry: | |
| return true; | |
| case spv::ExecutionModel::MeshNV: | |
| return _.HasCapability(spv::Capability::MeshShadingNV); | |
| case spv::ExecutionModel::MeshEXT: | |
| return _.HasCapability(spv::Capability::MeshShadingEXT); | |
| default: | |
| return false; | |
| } | |
| })) { | |
| if (_.HasCapability(spv::Capability::MeshShadingNV) || | |
| _.HasCapability(spv::Capability::MeshShadingEXT)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Geometry " | |
| "MeshNV or MeshEXT execution model."; | |
| } else { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Geometry " | |
| "execution " | |
| "model."; | |
| } | |
| } | |
| break; | |
| case spv::ExecutionMode::SpacingEqual: | |
| case spv::ExecutionMode::SpacingFractionalEven: | |
| case spv::ExecutionMode::SpacingFractionalOdd: | |
| case spv::ExecutionMode::VertexOrderCw: | |
| case spv::ExecutionMode::VertexOrderCcw: | |
| case spv::ExecutionMode::PointMode: | |
| case spv::ExecutionMode::Quads: | |
| case spv::ExecutionMode::Isolines: | |
| if (!std::all_of( | |
| models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return (model == spv::ExecutionModel::TessellationControl) || | |
| (model == spv::ExecutionModel::TessellationEvaluation); | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a tessellation " | |
| "execution model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::Triangles: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| switch (model) { | |
| case spv::ExecutionModel::Geometry: | |
| case spv::ExecutionModel::TessellationControl: | |
| case spv::ExecutionModel::TessellationEvaluation: | |
| return true; | |
| default: | |
| return false; | |
| } | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a Geometry or " | |
| "tessellation execution model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::OutputVertices: | |
| if (!std::all_of( | |
| models->begin(), models->end(), | |
| [&_](const spv::ExecutionModel& model) { | |
| switch (model) { | |
| case spv::ExecutionModel::Geometry: | |
| case spv::ExecutionModel::TessellationControl: | |
| case spv::ExecutionModel::TessellationEvaluation: | |
| return true; | |
| case spv::ExecutionModel::MeshNV: | |
| return _.HasCapability(spv::Capability::MeshShadingNV); | |
| case spv::ExecutionModel::MeshEXT: | |
| return _.HasCapability(spv::Capability::MeshShadingEXT); | |
| default: | |
| return false; | |
| } | |
| })) { | |
| if (_.HasCapability(spv::Capability::MeshShadingNV) || | |
| _.HasCapability(spv::Capability::MeshShadingEXT)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a Geometry, " | |
| "tessellation, MeshNV or MeshEXT execution model."; | |
| } else { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a Geometry or " | |
| "tessellation execution model."; | |
| } | |
| } | |
| break; | |
| case spv::ExecutionMode::OutputLinesEXT: | |
| case spv::ExecutionMode::OutputTrianglesEXT: | |
| case spv::ExecutionMode::OutputPrimitivesEXT: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return (model == spv::ExecutionModel::MeshEXT || | |
| model == spv::ExecutionModel::MeshNV); | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the MeshEXT or MeshNV " | |
| "execution " | |
| "model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::QuadDerivativesKHR: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return (model == spv::ExecutionModel::Fragment || | |
| model == spv::ExecutionModel::GLCompute); | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Fragment or " | |
| "GLCompute execution model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::PixelCenterInteger: | |
| case spv::ExecutionMode::OriginUpperLeft: | |
| case spv::ExecutionMode::OriginLowerLeft: | |
| case spv::ExecutionMode::EarlyFragmentTests: | |
| case spv::ExecutionMode::DepthReplacing: | |
| case spv::ExecutionMode::DepthGreater: | |
| case spv::ExecutionMode::DepthLess: | |
| case spv::ExecutionMode::DepthUnchanged: | |
| case spv::ExecutionMode::NonCoherentColorAttachmentReadEXT: | |
| case spv::ExecutionMode::NonCoherentDepthAttachmentReadEXT: | |
| case spv::ExecutionMode::NonCoherentStencilAttachmentReadEXT: | |
| case spv::ExecutionMode::PixelInterlockOrderedEXT: | |
| case spv::ExecutionMode::PixelInterlockUnorderedEXT: | |
| case spv::ExecutionMode::SampleInterlockOrderedEXT: | |
| case spv::ExecutionMode::SampleInterlockUnorderedEXT: | |
| case spv::ExecutionMode::ShadingRateInterlockOrderedEXT: | |
| case spv::ExecutionMode::ShadingRateInterlockUnorderedEXT: | |
| case spv::ExecutionMode::EarlyAndLateFragmentTestsAMD: | |
| case spv::ExecutionMode::StencilRefUnchangedFrontAMD: | |
| case spv::ExecutionMode::StencilRefGreaterFrontAMD: | |
| case spv::ExecutionMode::StencilRefLessFrontAMD: | |
| case spv::ExecutionMode::StencilRefUnchangedBackAMD: | |
| case spv::ExecutionMode::StencilRefGreaterBackAMD: | |
| case spv::ExecutionMode::StencilRefLessBackAMD: | |
| case spv::ExecutionMode::RequireFullQuadsKHR: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return model == spv::ExecutionModel::Fragment; | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Fragment execution " | |
| "model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::LocalSizeHint: | |
| case spv::ExecutionMode::VecTypeHint: | |
| case spv::ExecutionMode::ContractionOff: | |
| case spv::ExecutionMode::LocalSizeHintId: | |
| if (!std::all_of(models->begin(), models->end(), | |
| [](const spv::ExecutionModel& model) { | |
| return model == spv::ExecutionModel::Kernel; | |
| })) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with the Kernel execution " | |
| "model."; | |
| } | |
| break; | |
| case spv::ExecutionMode::LocalSize: | |
| case spv::ExecutionMode::LocalSizeId: | |
| if (mode == spv::ExecutionMode::LocalSizeId && !_.IsLocalSizeIdAllowed()) | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "LocalSizeId mode is not allowed by the current environment."; | |
| if (!std::all_of( | |
| models->begin(), models->end(), | |
| [&_](const spv::ExecutionModel& model) { | |
| switch (model) { | |
| case spv::ExecutionModel::Kernel: | |
| case spv::ExecutionModel::GLCompute: | |
| return true; | |
| case spv::ExecutionModel::TaskNV: | |
| case spv::ExecutionModel::MeshNV: | |
| return _.HasCapability(spv::Capability::MeshShadingNV); | |
| case spv::ExecutionModel::TaskEXT: | |
| case spv::ExecutionModel::MeshEXT: | |
| return _.HasCapability(spv::Capability::MeshShadingEXT); | |
| default: | |
| return false; | |
| } | |
| })) { | |
| if (_.HasCapability(spv::Capability::MeshShadingNV) || | |
| _.HasCapability(spv::Capability::MeshShadingEXT)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a Kernel, GLCompute, " | |
| "MeshNV, MeshEXT, TaskNV or TaskEXT execution model."; | |
| } else { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Execution mode can only be used with a Kernel or " | |
| "GLCompute " | |
| "execution model."; | |
| } | |
| } | |
| default: | |
| break; | |
| } | |
| if (mode == spv::ExecutionMode::FPFastMathDefault) { | |
| const auto* modes = _.GetExecutionModes(entry_point_id); | |
| if (modes && modes->count(spv::ExecutionMode::ContractionOff)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "FPFastMathDefault and ContractionOff execution modes cannot " | |
| "be applied to the same entry point"; | |
| } | |
| if (modes && modes->count(spv::ExecutionMode::SignedZeroInfNanPreserve)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "FPFastMathDefault and SignedZeroInfNanPreserve execution " | |
| "modes cannot be applied to the same entry point"; | |
| } | |
| } | |
| if (spvIsVulkanEnv(_.context()->target_env)) { | |
| if (mode == spv::ExecutionMode::OriginLowerLeft) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << _.VkErrorID(4653) | |
| << "In the Vulkan environment, the OriginLowerLeft execution mode " | |
| "must not be used."; | |
| } | |
| if (mode == spv::ExecutionMode::PixelCenterInteger) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << _.VkErrorID(4654) | |
| << "In the Vulkan environment, the PixelCenterInteger execution " | |
| "mode must not be used."; | |
| } | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| spv_result_t ValidateMemoryModel(ValidationState_t& _, | |
| const Instruction* inst) { | |
| // Already produced an error if multiple memory model instructions are | |
| // present. | |
| if (_.memory_model() != spv::MemoryModel::VulkanKHR && | |
| _.HasCapability(spv::Capability::VulkanMemoryModelKHR)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "VulkanMemoryModelKHR capability must only be specified if " | |
| "the VulkanKHR memory model is used."; | |
| } | |
| if (spvIsOpenCLEnv(_.context()->target_env)) { | |
| if ((_.addressing_model() != spv::AddressingModel::Physical32) && | |
| (_.addressing_model() != spv::AddressingModel::Physical64)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Addressing model must be Physical32 or Physical64 " | |
| << "in the OpenCL environment."; | |
| } | |
| if (_.memory_model() != spv::MemoryModel::OpenCL) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << "Memory model must be OpenCL in the OpenCL environment."; | |
| } | |
| } | |
| if (spvIsVulkanEnv(_.context()->target_env)) { | |
| if ((_.addressing_model() != spv::AddressingModel::Logical) && | |
| (_.addressing_model() != | |
| spv::AddressingModel::PhysicalStorageBuffer64)) { | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << _.VkErrorID(4635) | |
| << "Addressing model must be Logical or PhysicalStorageBuffer64 " | |
| << "in the Vulkan environment."; | |
| } | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| bool PerEntryExecutionMode(spv::ExecutionMode mode) { | |
| switch (mode) { | |
| // These execution modes can be specified multiple times per entry point. | |
| case spv::ExecutionMode::DenormPreserve: | |
| case spv::ExecutionMode::DenormFlushToZero: | |
| case spv::ExecutionMode::SignedZeroInfNanPreserve: | |
| case spv::ExecutionMode::RoundingModeRTE: | |
| case spv::ExecutionMode::RoundingModeRTZ: | |
| case spv::ExecutionMode::FPFastMathDefault: | |
| case spv::ExecutionMode::RoundingModeRTPINTEL: | |
| case spv::ExecutionMode::RoundingModeRTNINTEL: | |
| case spv::ExecutionMode::FloatingPointModeALTINTEL: | |
| case spv::ExecutionMode::FloatingPointModeIEEEINTEL: | |
| return false; | |
| default: | |
| return true; | |
| } | |
| } | |
| } // namespace | |
| spv_result_t ValidateFloatControls2(ValidationState_t& _) { | |
| std::unordered_set<uint32_t> fp_fast_math_default_entry_points; | |
| for (auto entry_point : _.entry_points()) { | |
| const auto* exec_modes = _.GetExecutionModes(entry_point); | |
| if (exec_modes && | |
| exec_modes->count(spv::ExecutionMode::FPFastMathDefault)) { | |
| fp_fast_math_default_entry_points.insert(entry_point); | |
| } | |
| } | |
| std::vector<std::pair<const Instruction*, spv::Decoration>> worklist; | |
| for (const auto& inst : _.ordered_instructions()) { | |
| if (inst.opcode() != spv::Op::OpDecorate) { | |
| continue; | |
| } | |
| const auto decoration = inst.GetOperandAs<spv::Decoration>(1); | |
| const auto target_id = inst.GetOperandAs<uint32_t>(0); | |
| const auto target = _.FindDef(target_id); | |
| if (decoration == spv::Decoration::NoContraction) { | |
| worklist.push_back(std::make_pair(target, decoration)); | |
| } else if (decoration == spv::Decoration::FPFastMathMode) { | |
| auto mask = inst.GetOperandAs<spv::FPFastMathModeMask>(2); | |
| if ((mask & spv::FPFastMathModeMask::Fast) != | |
| spv::FPFastMathModeMask::MaskNone) { | |
| worklist.push_back(std::make_pair(target, decoration)); | |
| } | |
| } | |
| } | |
| std::unordered_set<const Instruction*> visited; | |
| while (!worklist.empty()) { | |
| const auto inst = worklist.back().first; | |
| const auto decoration = worklist.back().second; | |
| worklist.pop_back(); | |
| if (!visited.insert(inst).second) { | |
| continue; | |
| } | |
| const auto function = inst->function(); | |
| if (function) { | |
| const auto& entry_points = _.FunctionEntryPoints(function->id()); | |
| for (auto entry_point : entry_points) { | |
| if (fp_fast_math_default_entry_points.count(entry_point)) { | |
| const std::string dec = decoration == spv::Decoration::NoContraction | |
| ? "NoContraction" | |
| : "FPFastMathMode Fast"; | |
| return _.diag(SPV_ERROR_INVALID_DATA, inst) | |
| << dec | |
| << " cannot be used by an entry point with the " | |
| "FPFastMathDefault execution mode"; | |
| } | |
| } | |
| } else { | |
| for (const auto& pair : inst->uses()) { | |
| worklist.push_back(std::make_pair(pair.first, decoration)); | |
| } | |
| } | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| spv_result_t ModeSettingPass(ValidationState_t& _, const Instruction* inst) { | |
| switch (inst->opcode()) { | |
| case spv::Op::OpEntryPoint: | |
| if (auto error = ValidateEntryPoint(_, inst)) return error; | |
| break; | |
| case spv::Op::OpExecutionMode: | |
| case spv::Op::OpExecutionModeId: | |
| if (auto error = ValidateExecutionMode(_, inst)) return error; | |
| break; | |
| case spv::Op::OpMemoryModel: | |
| if (auto error = ValidateMemoryModel(_, inst)) return error; | |
| break; | |
| default: | |
| break; | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| spv_result_t ValidateDuplicateExecutionModes(ValidationState_t& _) { | |
| using PerEntryKey = std::tuple<spv::ExecutionMode, uint32_t>; | |
| using PerOperandKey = std::tuple<spv::ExecutionMode, uint32_t, uint32_t>; | |
| std::set<PerEntryKey> seen_per_entry; | |
| std::set<PerOperandKey> seen_per_operand; | |
| const auto lookupMode = [&_](spv::ExecutionMode mode) -> std::string { | |
| spv_operand_desc desc = nullptr; | |
| if (_.grammar().lookupOperand(SPV_OPERAND_TYPE_EXECUTION_MODE, | |
| static_cast<uint32_t>(mode), | |
| &desc) == SPV_SUCCESS) { | |
| return std::string(desc->name); | |
| } | |
| return "Unknown"; | |
| }; | |
| for (const auto& inst : _.ordered_instructions()) { | |
| if (inst.opcode() != spv::Op::OpExecutionMode && | |
| inst.opcode() != spv::Op::OpExecutionModeId) { | |
| continue; | |
| } | |
| const auto entry = inst.GetOperandAs<uint32_t>(0); | |
| const auto mode = inst.GetOperandAs<spv::ExecutionMode>(1); | |
| if (PerEntryExecutionMode(mode)) { | |
| if (!seen_per_entry.insert(std::make_tuple(mode, entry)).second) { | |
| return _.diag(SPV_ERROR_INVALID_ID, &inst) | |
| << lookupMode(mode) | |
| << " execution mode must not be specified multiple times per " | |
| "entry point"; | |
| } | |
| } else { | |
| // Execution modes allowed multiple times all take a single operand. | |
| const auto operand = inst.GetOperandAs<uint32_t>(2); | |
| if (!seen_per_operand.insert(std::make_tuple(mode, entry, operand)) | |
| .second) { | |
| return _.diag(SPV_ERROR_INVALID_ID, &inst) | |
| << lookupMode(mode) | |
| << " execution mode must not be specified multiple times for " | |
| "the same entry point and operands"; | |
| } | |
| } | |
| } | |
| return SPV_SUCCESS; | |
| } | |
| } // namespace val | |
| } // namespace spvtools |