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f885a90a5f
Move the generic code for building up a SPIR-V module from Builder to a new Module class. This can then be reused by the new IR-based SPIR-V writer. Switches to naming of methods to camel case to bring in line with the rest of the codebase. Bug: tint:1906 Change-Id: I7775edff6fe56328c6562559c016a19097b50805 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/131340 Reviewed-by: Dan Sinclair <dsinclair@chromium.org> Commit-Queue: James Price <jrprice@google.com> Kokoro: Kokoro <noreply+kokoro@google.com>
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
// Copyright 2020 The Tint Authors.
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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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#ifndef SRC_TINT_WRITER_SPIRV_INSTRUCTION_H_
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#define SRC_TINT_WRITER_SPIRV_INSTRUCTION_H_
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#include <vector>
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#include "spirv/unified1/spirv.hpp11"
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#include "src/tint/writer/spirv/operand.h"
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namespace tint::writer::spirv {
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/// A single SPIR-V instruction
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class Instruction {
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public:
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/// Constructor
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/// @param op the op to generate
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/// @param operands the operand values for the instruction
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Instruction(spv::Op op, OperandList operands);
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/// Copy Constructor
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Instruction(const Instruction&);
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/// Copy assignment operator
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/// @param other the instruction to copy
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/// @returns the new Instruction
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Instruction& operator=(const Instruction& other);
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/// Destructor
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~Instruction();
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/// @returns the instructions op
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spv::Op opcode() const { return op_; }
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/// @returns the instructions operands
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const OperandList& operands() const { return operands_; }
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/// @returns the number of uint32_t's needed to hold the instruction
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uint32_t word_length() const;
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private:
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spv::Op op_ = spv::Op::OpNop;
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OperandList operands_;
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};
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/// A list of instructions
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using InstructionList = std::vector<Instruction>;
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} // namespace tint::writer::spirv
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#endif // SRC_TINT_WRITER_SPIRV_INSTRUCTION_H_
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