mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-22 11:40:05 +00:00
9241a58a80
These were only used by Vulkan-Validation layers, but they have been replaced by other code for several months.
80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
// Copyright (c) 2018 The Khronos Group Inc.
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// Copyright (c) 2018 Valve Corporation
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// Copyright (c) 2018 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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#ifndef INCLUDE_SPIRV_TOOLS_INSTRUMENT_HPP_
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#define INCLUDE_SPIRV_TOOLS_INSTRUMENT_HPP_
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// Shader Instrumentation Interface
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//
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// This file provides an external interface for applications that wish to
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// communicate with shaders instrumented by passes created by:
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//
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// CreateInstDebugPrintfPass
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//
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// More detailed documentation of these routines can be found in optimizer.hpp
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namespace spvtools {
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// Stream Output Buffer Offsets
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//
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// The following values provide offsets into the output buffer struct
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// generated by InstrumentPass::GenDebugStreamWrite. This method is utilized
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// by InstDebugPrintfPass.
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//
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// The 1st member of the debug output buffer contains a set of flags
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// controlling the behavior of instrumentation code.
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static const int kDebugOutputFlagsOffset = 0;
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// The 2nd member of the debug output buffer contains the next available word
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// in the data stream to be written. Shaders will atomically read and update
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// this value so as not to overwrite each others records. This value must be
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// initialized to zero
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static const int kDebugOutputSizeOffset = 1;
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// The 3rd member of the output buffer is the start of the stream of records
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// written by the instrumented shaders. Each record represents a validation
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// error. The format of the records is documented below.
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static const int kDebugOutputDataOffset = 2;
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// Common Stream Record Offsets
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//
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// The following are offsets to fields which are common to all records written
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// to the output stream.
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//
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// Each record first contains the size of the record in 32-bit words, including
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// the size word.
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static const int kInstCommonOutSize = 0;
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// This is the shader id passed by the layer when the instrumentation pass is
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// created.
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static const int kInstCommonOutShaderId = 1;
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// This is the ordinal position of the instruction within the SPIR-V shader
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// which generated the validation error.
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static const int kInstCommonOutInstructionIdx = 2;
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// Debug Buffer Bindings
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//
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// These are the bindings for the different buffers which are
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// read or written by the instrumentation passes.
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//
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// This is the output buffer written by InstDebugPrintfPass.
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static const int kDebugOutputPrintfStream = 3;
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} // namespace spvtools
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#endif // INCLUDE_SPIRV_TOOLS_INSTRUMENT_HPP_
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