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8135dd6375
- Test validation success for OpEmitVertex OpEndPrimitive - Test missing capabilities for primitive instructions - Primitive instructions require Geometry execution model
74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
// Copyright (c) 2017 LunarG Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Validates correctness of primitive SPIR-V instructions.
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#include "validate.h"
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#include <string>
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#include "diagnostic.h"
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#include "opcode.h"
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#include "val/instruction.h"
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#include "val/validation_state.h"
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namespace libspirv {
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// Validates correctness of primitive instructions.
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spv_result_t PrimitivesPass(ValidationState_t& _,
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const spv_parsed_instruction_t* inst) {
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const SpvOp opcode = static_cast<SpvOp>(inst->opcode);
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switch (opcode) {
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case SpvOpEmitVertex:
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case SpvOpEndPrimitive:
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case SpvOpEmitStreamVertex:
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case SpvOpEndStreamPrimitive:
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_.current_function().RegisterExecutionModelLimitation(
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SpvExecutionModelGeometry,
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std::string(spvOpcodeString(opcode)) +
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" instructions require Geometry execution model");
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break;
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default:
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break;
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}
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switch (opcode) {
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case SpvOpEmitStreamVertex:
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case SpvOpEndStreamPrimitive: {
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const uint32_t stream_id = inst->words[1];
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const uint32_t stream_type = _.GetTypeId(stream_id);
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if (!_.IsIntScalarType(stream_type)) {
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return _.diag(SPV_ERROR_INVALID_DATA)
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<< spvOpcodeString(opcode)
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<< ": expected Stream to be int scalar";
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}
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const SpvOp stream_opcode = _.GetIdOpcode(stream_id);
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if (!spvOpcodeIsConstant(stream_opcode)) {
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return _.diag(SPV_ERROR_INVALID_DATA)
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<< spvOpcodeString(opcode)
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<< ": expected Stream to be constant instruction";
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}
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}
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default:
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break;
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}
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return SPV_SUCCESS;
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}
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} // namespace libspirv
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