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https://github.com/KhronosGroup/SPIRV-Tools
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67 lines
2.6 KiB
C++
67 lines
2.6 KiB
C++
// Copyright (c) 2015-2016 The Khronos Group Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and/or associated documentation files (the
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// "Materials"), to deal in the Materials without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Materials, and to
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// permit persons to whom the Materials are furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Materials.
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//
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// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
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// https://www.khronos.org/registry/
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//
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// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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#ifndef LIBSPIRV_SPIRV_DEFINITION_H_
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#define LIBSPIRV_SPIRV_DEFINITION_H_
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#include <cstdint>
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#include "spirv/1.1/spirv.h"
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#define spvIsInBitfield(value, bitfield) ((value) == ((value)&bitfield))
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// A bit mask representing a set of capabilities.
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// Currently there are 60 distinct capabilities, so 64 bits
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// should be enough.
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typedef uint64_t spv_capability_mask_t;
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// Transforms spv::Capability into a mask for use in bitfields. Should really
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// be a constexpr inline function, but some important versions of MSVC don't
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// support that yet. Different from SPV_BIT, which doesn't guarantee 64-bit
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// values.
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#define SPV_CAPABILITY_AS_MASK(capability) \
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(spv_capability_mask_t(1) << (capability))
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// Applies f to every capability present in a mask.
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namespace libspirv {
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template <typename Functor>
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inline void ForEach(spv_capability_mask_t capabilities, Functor f) {
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for (int c = 0; capabilities; ++c, capabilities >>= 1)
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if (capabilities & 1) f(static_cast<SpvCapability>(c));
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}
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} // end namespace libspirv
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typedef struct spv_header_t {
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uint32_t magic;
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uint32_t version;
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uint32_t generator;
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uint32_t bound;
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uint32_t schema; // NOTE: Reserved
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const uint32_t* instructions; // NOTE: Unfixed pointer to instruciton stream
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} spv_header_t;
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#endif // LIBSPIRV_SPIRV_DEFINITION_H_
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