| 1 | // Copyright (c) 2014-2024 The Khronos Group Inc.
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| 2 | //
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| 3 | // Permission is hereby granted, free of charge, to any person obtaining a copy
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| 4 | // of this software and/or associated documentation files (the "Materials"),
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| 5 | // to deal in the Materials without restriction, including without limitation
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| 6 | // the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 7 | // and/or sell copies of the Materials, and to permit persons to whom the
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| 8 | // Materials are furnished to do so, subject to the following conditions:
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| 9 | //
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| 10 | // The above copyright notice and this permission notice shall be included in
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| 11 | // all copies or substantial portions of the Materials.
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| 12 | //
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| 13 | // MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS KHRONOS
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| 14 | // STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS SPECIFICATIONS AND
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| 15 | // HEADER INFORMATION ARE LOCATED AT https://www.khronos.org/registry/
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| 16 | //
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| 17 | // THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 18 | // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 19 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 20 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 21 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 22 | // FROM,OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE USE OR OTHER DEALINGS
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| 23 | // IN THE MATERIALS.
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| 24 |
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| 25 | #include <assert.h>
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| 26 | #include <string.h>
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| 27 | #include <algorithm>
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| 28 | #include <cstdlib>
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| 29 | #include <iostream>
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| 30 | #include <unordered_map>
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| 31 | #include <unordered_set>
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| 32 | #include <utility>
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| 33 | #include <fstream>
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| 34 |
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| 35 | #include "jsoncpp/dist/json/json.h"
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| 36 |
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| 37 | #include "jsonToSpirv.h"
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| 38 |
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| 39 | namespace {
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| 40 | // Returns true if the given string is a valid SPIR-V version.
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| 41 | bool validSpirvVersionString(const std::string s) {
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| 42 | return
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| 43 | s == "1.0" ||
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| 44 | s == "1.1" ||
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| 45 | s == "1.2" ||
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| 46 | s == "1.3" ||
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| 47 | s == "1.4" ||
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| 48 | s == "1.5" ||
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| 49 | s == "1.6";
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| 50 | }
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| 51 |
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| 52 | // Returns true if the given string is a valid version
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| 53 | // specifier in the grammar file.
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| 54 | bool validSpirvVersionStringSpecifier(const std::string s) {
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| 55 | return s == "None" || validSpirvVersionString(s);
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| 56 | }
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| 57 | } // anonymous namespace
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| 58 |
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| 59 | namespace spv {
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| 60 |
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| 61 | bool IsLegacyDoublyEnabledInstruction(const std::string& instruction) {
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| 62 | static std::unordered_set<std::string> allowed = {
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| 63 | "OpSubgroupBallotKHR",
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| 64 | "OpSubgroupFirstInvocationKHR",
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| 65 | "OpSubgroupAllKHR",
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| 66 | "OpSubgroupAnyKHR",
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| 67 | "OpSubgroupAllEqualKHR",
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| 68 | "OpSubgroupReadInvocationKHR",
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| 69 | "OpTraceRayKHR",
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| 70 | "OpExecuteCallableKHR",
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| 71 | "OpConvertUToAccelerationStructureKHR",
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| 72 | "OpIgnoreIntersectionKHR",
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| 73 | "OpTerminateRayKHR",
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| 74 | "OpTypeRayQueryKHR",
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| 75 | "OpRayQueryInitializeKHR",
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| 76 | "OpRayQueryTerminateKHR",
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| 77 | "OpRayQueryGenerateIntersectionKHR",
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| 78 | "OpRayQueryConfirmIntersectionKHR",
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| 79 | "OpRayQueryProceedKHR",
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| 80 | "OpRayQueryGetIntersectionTypeKHR",
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| 81 | "OpGroupIAddNonUniformAMD",
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| 82 | "OpGroupFAddNonUniformAMD",
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| 83 | "OpGroupFMinNonUniformAMD",
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| 84 | "OpGroupUMinNonUniformAMD",
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| 85 | "OpGroupSMinNonUniformAMD",
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| 86 | "OpGroupFMaxNonUniformAMD",
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| 87 | "OpGroupUMaxNonUniformAMD",
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| 88 | "OpGroupSMaxNonUniformAMD",
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| 89 | "OpFragmentMaskFetchAMD",
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| 90 | "OpFragmentFetchAMD",
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| 91 | "OpImageSampleFootprintNV",
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| 92 | "OpGroupNonUniformPartitionNV",
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| 93 | "OpWritePackedPrimitiveIndices4x8NV",
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| 94 | "OpReportIntersectionNV",
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| 95 | "OpReportIntersectionKHR",
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| 96 | "OpIgnoreIntersectionNV",
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| 97 | "OpTerminateRayNV",
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| 98 | "OpTraceNV",
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| 99 | "OpTraceMotionNV",
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| 100 | "OpTraceRayMotionNV",
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| 101 | "OpTypeAccelerationStructureNV",
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| 102 | "OpTypeAccelerationStructureKHR",
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| 103 | "OpExecuteCallableNV",
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| 104 | "OpTypeCooperativeMatrixNV",
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| 105 | "OpCooperativeMatrixLoadNV",
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| 106 | "OpCooperativeMatrixStoreNV",
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| 107 | "OpCooperativeMatrixMulAddNV",
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| 108 | "OpCooperativeMatrixLengthNV",
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| 109 | "OpBeginInvocationInterlockEXT",
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| 110 | "OpEndInvocationInterlockEXT",
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| 111 | "OpIsHelperInvocationEXT",
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| 112 | "OpConstantFunctionPointerINTEL",
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| 113 | "OpFunctionPointerCallINTEL",
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| 114 | "OpAssumeTrueKHR",
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| 115 | "OpExpectKHR",
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| 116 | "OpLoopControlINTEL",
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| 117 | "OpAliasDomainDeclINTEL",
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| 118 | "OpAliasScopeDeclINTEL",
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| 119 | "OpAliasScopeListDeclINTEL",
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| 120 | "OpReadPipeBlockingINTEL",
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| 121 | "OpWritePipeBlockingINTEL",
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| 122 | "OpFPGARegINTEL",
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| 123 | "OpRayQueryGetRayTMinKHR",
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| 124 | "OpRayQueryGetRayFlagsKHR",
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| 125 | "OpRayQueryGetIntersectionTKHR",
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| 126 | "OpRayQueryGetIntersectionInstanceCustomIndexKHR",
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| 127 | "OpRayQueryGetIntersectionInstanceIdKHR",
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| 128 | "OpRayQueryGetIntersectionInstanceShaderBindingTableRecordOffsetKHR",
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| 129 | "OpRayQueryGetIntersectionGeometryIndexKHR",
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| 130 | "OpRayQueryGetIntersectionPrimitiveIndexKHR",
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| 131 | "OpRayQueryGetIntersectionBarycentricsKHR",
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| 132 | "OpRayQueryGetIntersectionFrontFaceKHR",
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| 133 | "OpRayQueryGetIntersectionCandidateAABBOpaqueKHR",
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| 134 | "OpRayQueryGetIntersectionObjectRayDirectionKHR",
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| 135 | "OpRayQueryGetIntersectionObjectRayOriginKHR",
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| 136 | "OpRayQueryGetWorldRayDirectionKHR",
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| 137 | "OpRayQueryGetWorldRayOriginKHR",
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| 138 | "OpRayQueryGetIntersectionObjectToWorldKHR",
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| 139 | "OpRayQueryGetIntersectionWorldToObjectKHR",
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| 140 | "OpAtomicFAddEXT",
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| 141 | };
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| 142 | return allowed.count(instruction) != 0;
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| 143 | }
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| 144 |
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| 145 | bool EnumValue::IsValid(OperandClass oc, const std::string& context) const
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| 146 | {
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| 147 | bool result = true;
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| 148 | if (firstVersion.empty()) {
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| 149 | std::cerr << "Error: " << context << " " << name << " \"version\" must be set, probably to \"None\"" << std::endl;
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| 150 | result = false;
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| 151 | } else if (!validSpirvVersionStringSpecifier(firstVersion)) {
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| 152 | std::cerr << "Error: " << context << " " << name << " \"version\" is invalid: " << firstVersion << std::endl;
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| 153 | result = false;
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| 154 | }
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| 155 | if (!lastVersion.empty() && !validSpirvVersionString(lastVersion)) {
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| 156 | std::cerr << "Error: " << context << " " << name << " \"lastVersion\" is invalid: " << lastVersion << std::endl;
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| 157 | result = false;
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| 158 | }
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| 159 |
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| 160 | // When a feature is introduced by an extension, the firstVersion is set to
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| 161 | // "None". There are three cases:
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| 162 | // - A new capability should be guarded/enabled by the extension
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| 163 | // - A new instruction should be:
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| 164 | // - Guarded/enabled by a new capability.
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| 165 | // - Not enabled by *both* a capability and an extension.
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| 166 | // There are many existing instructions that are already like this,
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| 167 | // and we grandparent them as allowed.
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| 168 | // - Other enums fall into two cases:
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| 169 | // 1. The enum is part of a new operand kind introduced by the extension.
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| 170 | // In this case we rely on transitivity: The use of the operand occurs
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| 171 | // in a new instruction that itself is guarded; or as the operand of
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| 172 | // another operand that itself is (recursively) guarded.
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| 173 | // 2. The enum is a new case in an existing operand kind. This case
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| 174 | // should be guarded by a capability. However, we do not check this
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| 175 | // here. Checking it requires more context than we have here.
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| 176 | if (oc == OperandOpcode) {
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| 177 | const bool instruction_unusable =
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| 178 | (firstVersion == "None") && extensions.empty() && capabilities.empty();
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| 179 | if (instruction_unusable) {
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| 180 | std::cerr << "Error: " << context << " " << name << " is not usable: "
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| 181 | << "its version is set to \"None\", and it is not enabled by a "
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| 182 | << "capability or extension. Guard it with a capability."
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| 183 | << std::endl;
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| 184 | result = false;
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| 185 | }
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| 186 | // Complain if an instruction is not in any core version and also enabled by
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| 187 | // both an extension and a capability.
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| 188 | // It's important to check the "not in any core version" case, because,
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| 189 | // for example, OpTerminateInvocation is in SPIR-V 1.6 *and* enabled by an
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| 190 | // extension, and guarded by the Shader capability.
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| 191 | const bool instruction_doubly_enabled = (firstVersion == "None") &&
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| 192 | !extensions.empty() &&
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| 193 | !capabilities.empty();
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| 194 | if (instruction_doubly_enabled && !IsLegacyDoublyEnabledInstruction(name)) {
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| 195 | std::cerr << "Error: " << context << " " << name << " is doubly-enabled: "
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| 196 | << "it is enabled by both a capability and an extension. "
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| 197 | << "Guard it with a capability only." << std::endl;
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| 198 | result = false;
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| 199 | }
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| 200 | }
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| 201 | if (oc == OperandCapability) {
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| 202 | // If capability X lists capabilities Y and Z, then Y and Z are *enabled*
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| 203 | // when X is enabled. They are not *guards* on X's use.
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| 204 | // Only versions and extensions can guard a capability.
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| 205 | const bool capability_unusable =
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| 206 | (firstVersion == "None") && extensions.empty();
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| 207 | if (capability_unusable) {
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| 208 | std::cerr << "Error: " << context << " " << name << " is not usable: "
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| 209 | << "its version is set to \"None\", and it is not enabled by "
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| 210 | << "an extension. Guard it with an extension." << std::endl;
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| 211 | result = false;
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| 212 | }
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| 213 | }
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| 214 |
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| 215 | return result;
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| 216 | }
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| 217 |
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| 218 | // The set of objects that hold all the instruction/operand
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| 219 | // parameterization information.
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| 220 | InstructionValues InstructionDesc;
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| 221 |
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| 222 | // The ordered list (in printing order) of printing classes
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| 223 | // (specification subsections).
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| 224 | PrintingClasses InstructionPrintingClasses;
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| 225 |
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| 226 | // Note: There is no entry for OperandOpcode. Use InstructionDesc instead.
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| 227 | EnumDefinition OperandClassParams[OperandOpcode];
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| 228 | EnumValues SourceLanguageParams;
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| 229 | EnumValues ExecutionModelParams;
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| 230 | EnumValues AddressingParams;
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| 231 | EnumValues MemoryParams;
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| 232 | EnumValues ExecutionModeParams;
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| 233 | EnumValues StorageParams;
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| 234 | EnumValues SamplerAddressingModeParams;
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| 235 | EnumValues SamplerFilterModeParams;
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| 236 | EnumValues ImageFormatParams;
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| 237 | EnumValues ImageChannelOrderParams;
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| 238 | EnumValues ImageChannelDataTypeParams;
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| 239 | EnumValues ImageOperandsParams;
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| 240 | EnumValues FPFastMathParams;
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| 241 | EnumValues FPRoundingModeParams;
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| 242 | EnumValues FPDenormModeParams;
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| 243 | EnumValues FPOperationModeParams;
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| 244 | EnumValues QuantizationModesParams;
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| 245 | EnumValues OverflowModesParams;
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| 246 | EnumValues LinkageTypeParams;
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| 247 | EnumValues DecorationParams;
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| 248 | EnumValues BuiltInParams;
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| 249 | EnumValues DimensionalityParams;
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| 250 | EnumValues FuncParamAttrParams;
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| 251 | EnumValues AccessQualifierParams;
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| 252 | EnumValues GroupOperationParams;
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| 253 | EnumValues LoopControlParams;
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| 254 | EnumValues SelectionControlParams;
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| 255 | EnumValues FunctionControlParams;
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| 256 | EnumValues MemorySemanticsParams;
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| 257 | EnumValues MemoryAccessParams;
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| 258 | EnumValues ScopeParams;
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| 259 | EnumValues KernelEnqueueFlagsParams;
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| 260 | EnumValues KernelProfilingInfoParams;
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| 261 | EnumValues CapabilityParams;
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| 262 | EnumValues RayFlagsParams;
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| 263 | EnumValues RayQueryIntersectionParams;
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| 264 | EnumValues RayQueryCommittedIntersectionTypeParams;
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| 265 | EnumValues RayQueryCandidateIntersectionTypeParams;
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| 266 | EnumValues FragmentShadingRateParams;
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| 267 | EnumValues PackedVectorFormatParams;
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| 268 | EnumValues CooperativeMatrixOperandsParams;
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| 269 | EnumValues CooperativeMatrixLayoutParams;
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| 270 | EnumValues CooperativeMatrixUseParams;
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| 271 | EnumValues InitializationModeQualifierParams;
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| 272 | EnumValues HostAccessQualifierParams;
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| 273 | EnumValues LoadCacheControlParams;
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| 274 | EnumValues StoreCacheControlParams;
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| 275 | EnumValues NamedMaximumNumberOfRegistersParams;
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| 276 | EnumValues RawAccessChainOperandsParams;
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| 277 |
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| 278 | std::pair<bool, std::string> ReadFile(const std::string& path)
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| 279 | {
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| 280 | std::ifstream fstream(path, std::ios::in);
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| 281 | if (fstream) {
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| 282 | std::string contents;
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| 283 | fstream.seekg(0, std::ios::end);
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| 284 | contents.reserve((unsigned int)fstream.tellg());
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| 285 | fstream.seekg(0, std::ios::beg);
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| 286 | contents.assign((std::istreambuf_iterator<char>(fstream)),
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| 287 | std::istreambuf_iterator<char>());
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| 288 | return std::make_pair(true, contents);
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| 289 | }
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| 290 | return std::make_pair(false, "");
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| 291 | }
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| 292 |
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| 293 | struct ClassOptionality {
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| 294 | OperandClass type;
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| 295 | bool optional;
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| 296 | };
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| 297 |
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| 298 | // Converts the |operandKind| and |quantifier| pair used to describe operands
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| 299 | // in the JSON grammar to OperandClass and optionality used in this repo.
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| 300 | ClassOptionality ToOperandClassAndOptionality(const std::string& operandKind, const std::string& quantifier)
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| 301 | {
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| 302 | assert(quantifier.empty() || quantifier == "?" || quantifier == "*");
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| 303 |
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| 304 | if (operandKind == "IdRef") {
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| 305 | if (quantifier.empty())
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| 306 | return {OperandId, false};
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| 307 | else if (quantifier == "?")
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| 308 | return {OperandId, true};
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| 309 | else
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| 310 | return {OperandVariableIds, false};
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| 311 | } else if (operandKind == "LiteralInteger") {
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| 312 | if (quantifier.empty())
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| 313 | return {OperandLiteralNumber, false};
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| 314 | if (quantifier == "?")
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| 315 | return {OperandOptionalLiteral, true};
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| 316 | else
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| 317 | return {OperandVariableLiterals, false};
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| 318 | } else if (operandKind == "LiteralString") {
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| 319 | if (quantifier.empty())
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| 320 | return {OperandLiteralString, false};
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| 321 | else if (quantifier == "?")
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| 322 | return {OperandLiteralString, true};
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| 323 | else {
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| 324 | return {OperandOptionalLiteralStrings, false};
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| 325 | }
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| 326 | } else if (operandKind == "PairLiteralIntegerIdRef") {
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| 327 | // Used by OpSwitch in the grammar
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| 328 | return {OperandVariableLiteralId, false};
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| 329 | } else if (operandKind == "PairIdRefLiteralInteger") {
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| 330 | // Used by OpGroupMemberDecorate in the grammar
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| 331 | return {OperandVariableIdLiteral, false};
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| 332 | } else if (operandKind == "PairIdRefIdRef") {
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| 333 | // Used by OpPhi in the grammar
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| 334 | return {OperandVariableIds, false};
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| 335 | } else {
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| 336 | OperandClass type = OperandNone;
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| 337 | if (operandKind == "IdMemorySemantics" || operandKind == "MemorySemantics") {
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| 338 | type = OperandMemorySemantics;
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| 339 | } else if (operandKind == "IdScope" || operandKind == "Scope") {
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| 340 | type = OperandScope;
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| 341 | } else if (operandKind == "LiteralExtInstInteger") {
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| 342 | type = OperandLiteralNumber;
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| 343 | } else if (operandKind == "LiteralSpecConstantOpInteger") {
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| 344 | type = OperandLiteralNumber;
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| 345 | } else if (operandKind == "LiteralContextDependentNumber") {
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| 346 | type = OperandAnySizeLiteralNumber;
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| 347 | } else if (operandKind == "LiteralFloat") {
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| 348 | type = OperandLiteralNumber;
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| 349 | } else if (operandKind == "SourceLanguage") {
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| 350 | type = OperandSource;
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| 351 | } else if (operandKind == "ExecutionModel") {
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| 352 | type = OperandExecutionModel;
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| 353 | } else if (operandKind == "AddressingModel") {
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| 354 | type = OperandAddressing;
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| 355 | } else if (operandKind == "MemoryModel") {
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| 356 | type = OperandMemory;
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| 357 | } else if (operandKind == "ExecutionMode") {
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| 358 | type = OperandExecutionMode;
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| 359 | } else if (operandKind == "StorageClass") {
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| 360 | type = OperandStorage;
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| 361 | } else if (operandKind == "Dim") {
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| 362 | type = OperandDimensionality;
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| 363 | } else if (operandKind == "SamplerAddressingMode") {
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| 364 | type = OperandSamplerAddressingMode;
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| 365 | } else if (operandKind == "SamplerFilterMode") {
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| 366 | type = OperandSamplerFilterMode;
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| 367 | } else if (operandKind == "ImageFormat") {
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| 368 | type = OperandSamplerImageFormat;
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| 369 | } else if (operandKind == "ImageChannelOrder") {
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| 370 | type = OperandImageChannelOrder;
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| 371 | } else if (operandKind == "ImageChannelDataType") {
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| 372 | type = OperandImageChannelDataType;
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| 373 | } else if (operandKind == "FPRoundingMode") {
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| 374 | type = OperandFPRoundingMode;
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| 375 | } else if (operandKind == "FPDenormMode") {
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| 376 | type = OperandFPDenormMode;
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| 377 | } else if (operandKind == "FPOperationMode") {
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| 378 | type = OperandFPOperationMode;
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| 379 | } else if (operandKind == "QuantizationModes") {
|
|---|
| 380 | type = OperandQuantizationModes;
|
|---|
| 381 | } else if (operandKind == "OverflowModes") {
|
|---|
| 382 | type = OperandOverflowModes;
|
|---|
| 383 | } else if (operandKind == "LinkageType") {
|
|---|
| 384 | type = OperandLinkageType;
|
|---|
| 385 | } else if (operandKind == "AccessQualifier") {
|
|---|
| 386 | type = OperandAccessQualifier;
|
|---|
| 387 | } else if (operandKind == "FunctionParameterAttribute") {
|
|---|
| 388 | type = OperandFuncParamAttr;
|
|---|
| 389 | } else if (operandKind == "Decoration") {
|
|---|
| 390 | type = OperandDecoration;
|
|---|
| 391 | } else if (operandKind == "BuiltIn") {
|
|---|
| 392 | type = OperandBuiltIn;
|
|---|
| 393 | } else if (operandKind == "GroupOperation") {
|
|---|
| 394 | type = OperandGroupOperation;
|
|---|
| 395 | } else if (operandKind == "KernelEnqueueFlags") {
|
|---|
| 396 | type = OperandKernelEnqueueFlags;
|
|---|
| 397 | } else if (operandKind == "KernelProfilingInfo") {
|
|---|
| 398 | type = OperandKernelProfilingInfo;
|
|---|
| 399 | } else if (operandKind == "Capability") {
|
|---|
| 400 | type = OperandCapability;
|
|---|
| 401 | } else if (operandKind == "ImageOperands") {
|
|---|
| 402 | type = OperandImageOperands;
|
|---|
| 403 | } else if (operandKind == "FPFastMathMode") {
|
|---|
| 404 | type = OperandFPFastMath;
|
|---|
| 405 | } else if (operandKind == "SelectionControl") {
|
|---|
| 406 | type = OperandSelect;
|
|---|
| 407 | } else if (operandKind == "LoopControl") {
|
|---|
| 408 | type = OperandLoop;
|
|---|
| 409 | } else if (operandKind == "FunctionControl") {
|
|---|
| 410 | type = OperandFunction;
|
|---|
| 411 | } else if (operandKind == "MemoryAccess") {
|
|---|
| 412 | type = OperandMemoryOperands;
|
|---|
| 413 | } else if (operandKind == "RayFlags") {
|
|---|
| 414 | type = OperandRayFlags;
|
|---|
| 415 | } else if (operandKind == "RayQueryIntersection") {
|
|---|
| 416 | type = OperandRayQueryIntersection;
|
|---|
| 417 | } else if (operandKind == "RayQueryCommittedIntersectionType") {
|
|---|
| 418 | type = OperandRayQueryCommittedIntersectionType;
|
|---|
| 419 | } else if (operandKind == "RayQueryCandidateIntersectionType") {
|
|---|
| 420 | type = OperandRayQueryCandidateIntersectionType;
|
|---|
| 421 | } else if (operandKind == "FragmentShadingRate") {
|
|---|
| 422 | type = OperandFragmentShadingRate;
|
|---|
| 423 | } else if (operandKind == "PackedVectorFormat") {
|
|---|
| 424 | type = OperandPackedVectorFormat;
|
|---|
| 425 | } else if (operandKind == "CooperativeMatrixOperands") {
|
|---|
| 426 | type = OperandCooperativeMatrixOperands;
|
|---|
| 427 | } else if (operandKind == "CooperativeMatrixLayout") {
|
|---|
| 428 | type = OperandCooperativeMatrixLayout;
|
|---|
| 429 | } else if (operandKind == "CooperativeMatrixUse") {
|
|---|
| 430 | type = OperandCooperativeMatrixUse;
|
|---|
| 431 | } else if (operandKind == "InitializationModeQualifier") {
|
|---|
| 432 | type = OperandInitializationModeQualifier;
|
|---|
| 433 | } else if (operandKind == "HostAccessQualifier") {
|
|---|
| 434 | type = OperandHostAccessQualifier;
|
|---|
| 435 | } else if (operandKind == "LoadCacheControl") {
|
|---|
| 436 | type = OperandLoadCacheControl;
|
|---|
| 437 | } else if (operandKind == "StoreCacheControl") {
|
|---|
| 438 | type = OperandStoreCacheControl;
|
|---|
| 439 | } else if (operandKind == "NamedMaximumNumberOfRegisters") {
|
|---|
| 440 | type = OperandNamedMaximumNumberOfRegisters;
|
|---|
| 441 | } else if (operandKind == "RawAccessChainOperands") {
|
|---|
| 442 | type = OperandRawAccessChainOperands;
|
|---|
| 443 | }
|
|---|
| 444 |
|
|---|
| 445 | if (type == OperandNone) {
|
|---|
| 446 | std::cerr << "Unhandled operand kind found: " << operandKind << std::endl;
|
|---|
| 447 | exit(1);
|
|---|
| 448 | }
|
|---|
| 449 | return {type, !quantifier.empty()};
|
|---|
| 450 | }
|
|---|
| 451 | }
|
|---|
| 452 |
|
|---|
| 453 | bool IsTypeOrResultId(const std::string& str, bool* isType, bool* isResult)
|
|---|
| 454 | {
|
|---|
| 455 | if (str == "IdResultType")
|
|---|
| 456 | return *isType = true;
|
|---|
| 457 | if (str == "IdResult")
|
|---|
| 458 | return *isResult = true;
|
|---|
| 459 | return false;
|
|---|
| 460 | }
|
|---|
| 461 |
|
|---|
| 462 | // Given a number string, returns the position of the only bits set in the number.
|
|---|
| 463 | // So it requires the number is a power of two.
|
|---|
| 464 | unsigned int NumberStringToBit(const std::string& str)
|
|---|
| 465 | {
|
|---|
| 466 | char* parseEnd;
|
|---|
| 467 | unsigned int value = (unsigned int)std::strtol(str.c_str(), &parseEnd, 16);
|
|---|
| 468 | assert(!(value & (value - 1)) && "input number is not a power of 2");
|
|---|
| 469 | unsigned int bit = 0;
|
|---|
| 470 | for (; value; value >>= 1) ++bit;
|
|---|
| 471 | return bit;
|
|---|
| 472 | }
|
|---|
| 473 |
|
|---|
| 474 | void jsonToSpirv(const std::string& jsonPath, bool buildingHeaders)
|
|---|
| 475 | {
|
|---|
| 476 | // only do this once.
|
|---|
| 477 | static bool initialized = false;
|
|---|
| 478 | if (initialized)
|
|---|
| 479 | return;
|
|---|
| 480 | initialized = true;
|
|---|
| 481 |
|
|---|
| 482 | size_t errorCount = 0;
|
|---|
| 483 |
|
|---|
| 484 | // Read the JSON grammar file.
|
|---|
| 485 | bool fileReadOk = false;
|
|---|
| 486 | std::string content;
|
|---|
| 487 | std::tie(fileReadOk, content) = ReadFile(jsonPath);
|
|---|
| 488 | if (!fileReadOk) {
|
|---|
| 489 | std::cerr << "Failed to read JSON grammar file: "
|
|---|
| 490 | << jsonPath << std::endl;
|
|---|
| 491 | exit(1);
|
|---|
| 492 | }
|
|---|
| 493 |
|
|---|
| 494 | // Decode the JSON grammar file.
|
|---|
| 495 | Json::Reader reader;
|
|---|
| 496 | Json::Value root;
|
|---|
| 497 | if (!reader.parse(content, root)) {
|
|---|
| 498 | std::cerr << "Failed to parse JSON grammar:\n"
|
|---|
| 499 | << reader.getFormattedErrorMessages();
|
|---|
| 500 | exit(1);
|
|---|
| 501 | }
|
|---|
| 502 |
|
|---|
| 503 | // Layouts for all instructions.
|
|---|
| 504 |
|
|---|
| 505 | // A lambda for returning capabilities from a JSON object as strings.
|
|---|
| 506 | const auto getCaps = [](const Json::Value& object) {
|
|---|
| 507 | EnumCaps result;
|
|---|
| 508 | const auto& caps = object["capabilities"];
|
|---|
| 509 | if (!caps.empty()) {
|
|---|
| 510 | assert(caps.isArray());
|
|---|
| 511 | for (const auto& cap : caps) {
|
|---|
| 512 | result.emplace_back(cap.asString());
|
|---|
| 513 | }
|
|---|
| 514 | }
|
|---|
| 515 | return result;
|
|---|
| 516 | };
|
|---|
| 517 |
|
|---|
| 518 | // A lambda for returning extensions from a JSON object as strings.
|
|---|
| 519 | const auto getExts = [](const Json::Value& object) {
|
|---|
| 520 | Extensions result;
|
|---|
| 521 | const auto& exts = object["extensions"];
|
|---|
| 522 | if (!exts.empty()) {
|
|---|
| 523 | assert(exts.isArray());
|
|---|
| 524 | for (const auto& ext : exts) {
|
|---|
| 525 | result.emplace_back(ext.asString());
|
|---|
| 526 | }
|
|---|
| 527 | }
|
|---|
| 528 | return result;
|
|---|
| 529 | };
|
|---|
| 530 |
|
|---|
| 531 | // set up the printing classes
|
|---|
| 532 | std::unordered_set<std::string> tags; // short-lived local for error checking below
|
|---|
| 533 | const Json::Value printingClasses = root["instruction_printing_class"];
|
|---|
| 534 | for (const auto& printingClass : printingClasses) {
|
|---|
| 535 | if (printingClass["tag"].asString().size() > 0)
|
|---|
| 536 | tags.insert(printingClass["tag"].asString()); // just for error checking
|
|---|
| 537 | else {
|
|---|
| 538 | std::cerr << "Error: each instruction_printing_class requires a non-empty \"tag\"" << std::endl;
|
|---|
| 539 | std::exit(1);
|
|---|
| 540 | }
|
|---|
| 541 | if (buildingHeaders || printingClass["tag"].asString() != "@exclude") {
|
|---|
| 542 | InstructionPrintingClasses.push_back({printingClass["tag"].asString(),
|
|---|
| 543 | printingClass["heading"].asString()});
|
|---|
| 544 | }
|
|---|
| 545 | }
|
|---|
| 546 |
|
|---|
| 547 | // process the instructions
|
|---|
| 548 | const Json::Value insts = root["instructions"];
|
|---|
| 549 | unsigned maxOpcode = 0;
|
|---|
| 550 | bool firstOpcode = true;
|
|---|
| 551 | for (const auto& inst : insts) {
|
|---|
| 552 | const auto printingClass = inst["class"].asString();
|
|---|
| 553 | if (printingClass.size() == 0) {
|
|---|
| 554 | std::cerr << "Error: " << inst["opname"].asString()
|
|---|
| 555 | << " requires a non-empty printing \"class\" tag" << std::endl;
|
|---|
| 556 | std::exit(1);
|
|---|
| 557 | }
|
|---|
| 558 | if (!buildingHeaders && printingClass == "@exclude")
|
|---|
| 559 | continue;
|
|---|
| 560 | if (tags.find(printingClass) == tags.end()) {
|
|---|
| 561 | std::cerr << "Error: " << inst["opname"].asString()
|
|---|
| 562 | << " requires a \"class\" declared as a \"tag\" in \"instruction printing_class\""
|
|---|
| 563 | << std::endl;
|
|---|
| 564 | std::exit(1);
|
|---|
| 565 | }
|
|---|
| 566 | const auto opcode = inst["opcode"].asUInt();
|
|---|
| 567 | const std::string name = inst["opname"].asString();
|
|---|
| 568 | if (firstOpcode) {
|
|---|
| 569 | maxOpcode = opcode;
|
|---|
| 570 | firstOpcode = false;
|
|---|
| 571 | } else {
|
|---|
| 572 | if (maxOpcode > opcode) {
|
|---|
| 573 | std::cerr << "Error: " << name
|
|---|
| 574 | << " is out of order. It follows the instruction with opcode " << maxOpcode
|
|---|
| 575 | << std::endl;
|
|---|
| 576 | std::exit(1);
|
|---|
| 577 | } else {
|
|---|
| 578 | maxOpcode = opcode;
|
|---|
| 579 | }
|
|---|
| 580 | }
|
|---|
| 581 | EnumCaps caps = getCaps(inst);
|
|---|
| 582 | std::string version = inst["version"].asString();
|
|---|
| 583 | std::string lastVersion = inst["lastVersion"].asString();
|
|---|
| 584 | Extensions exts = getExts(inst);
|
|---|
| 585 | OperandParameters operands;
|
|---|
| 586 | bool defResultId = false;
|
|---|
| 587 | bool defTypeId = false;
|
|---|
| 588 | for (const auto& operand : inst["operands"]) {
|
|---|
| 589 | const std::string kind = operand["kind"].asString();
|
|---|
| 590 | const std::string quantifier = operand.get("quantifier", "").asString();
|
|---|
| 591 | const std::string doc = operand.get("name", "").asString();
|
|---|
| 592 | if (!IsTypeOrResultId(kind, &defTypeId, &defResultId)) {
|
|---|
| 593 | const auto p = ToOperandClassAndOptionality(kind, quantifier);
|
|---|
| 594 | operands.push(p.type, doc, p.optional);
|
|---|
| 595 | }
|
|---|
| 596 | }
|
|---|
| 597 | InstructionDesc.emplace_back(
|
|---|
| 598 | std::move(EnumValue(opcode, name,
|
|---|
| 599 | std::move(caps), std::move(version), std::move(lastVersion), std::move(exts),
|
|---|
| 600 | std::move(operands))),
|
|---|
| 601 | printingClass, defTypeId, defResultId);
|
|---|
| 602 | if (!InstructionDesc.back().IsValid(OperandOpcode, "instruction")) {
|
|---|
| 603 | errorCount++;
|
|---|
| 604 | }
|
|---|
| 605 | }
|
|---|
| 606 |
|
|---|
| 607 | // Specific additional context-dependent operands
|
|---|
| 608 |
|
|---|
| 609 | // Populate dest with EnumValue objects constructed from source.
|
|---|
| 610 | const auto populateEnumValues = [&getCaps,&getExts,&errorCount](EnumValues* dest, const Json::Value& source, bool bitEnum) {
|
|---|
| 611 | // A lambda for determining the numeric value to be used for a given
|
|---|
| 612 | // enumerant in JSON form, and whether that value is a 0 in a bitfield.
|
|---|
| 613 | auto getValue = [&bitEnum](const Json::Value& enumerant) {
|
|---|
| 614 | std::pair<unsigned, bool> result{0u,false};
|
|---|
| 615 | if (!bitEnum) {
|
|---|
| 616 | result.first = enumerant["value"].asUInt();
|
|---|
| 617 | } else {
|
|---|
| 618 | const unsigned int bit = NumberStringToBit(enumerant["value"].asString());
|
|---|
| 619 | if (bit == 0)
|
|---|
| 620 | result.second = true;
|
|---|
| 621 | else
|
|---|
| 622 | result.first = bit - 1; // This is the *shift* amount.
|
|---|
| 623 | }
|
|---|
| 624 | return result;
|
|---|
| 625 | };
|
|---|
| 626 |
|
|---|
| 627 | unsigned maxValue = 0;
|
|---|
| 628 | bool firstValue = true;
|
|---|
| 629 | for (const auto& enumerant : source["enumerants"]) {
|
|---|
| 630 | unsigned value;
|
|---|
| 631 | bool skip_zero_in_bitfield;
|
|---|
| 632 | std::tie(value, skip_zero_in_bitfield) = getValue(enumerant);
|
|---|
| 633 | if (skip_zero_in_bitfield)
|
|---|
| 634 | continue;
|
|---|
| 635 | if (firstValue) {
|
|---|
| 636 | maxValue = value;
|
|---|
| 637 | firstValue = false;
|
|---|
| 638 | } else {
|
|---|
| 639 | if (maxValue > value) {
|
|---|
| 640 | std::cerr << "Error: " << source["kind"] << " enumerant " << enumerant["enumerant"]
|
|---|
| 641 | << " is out of order. It has value " << value
|
|---|
| 642 | << " but follows the enumerant with value " << maxValue << std::endl;
|
|---|
| 643 | std::exit(1);
|
|---|
| 644 | } else {
|
|---|
| 645 | maxValue = value;
|
|---|
| 646 | }
|
|---|
| 647 | }
|
|---|
| 648 | EnumCaps caps(getCaps(enumerant));
|
|---|
| 649 | std::string version = enumerant["version"].asString();
|
|---|
| 650 | std::string lastVersion = enumerant["lastVersion"].asString();
|
|---|
| 651 | Extensions exts(getExts(enumerant));
|
|---|
| 652 | OperandParameters params;
|
|---|
| 653 | const Json::Value& paramsJson = enumerant["parameters"];
|
|---|
| 654 | if (!paramsJson.empty()) { // This enumerant has parameters.
|
|---|
| 655 | assert(paramsJson.isArray());
|
|---|
| 656 | for (const auto& param : paramsJson) {
|
|---|
| 657 | const std::string kind = param["kind"].asString();
|
|---|
| 658 | const std::string doc = param.get("name", "").asString();
|
|---|
| 659 | const auto p = ToOperandClassAndOptionality(kind, ""); // All parameters are required!
|
|---|
| 660 | params.push(p.type, doc);
|
|---|
| 661 | }
|
|---|
| 662 | }
|
|---|
| 663 | dest->emplace_back(
|
|---|
| 664 | value, enumerant["enumerant"].asString(),
|
|---|
| 665 | std::move(caps), std::move(version), std::move(lastVersion), std::move(exts), std::move(params));
|
|---|
| 666 | }
|
|---|
| 667 | };
|
|---|
| 668 |
|
|---|
| 669 | const auto establishOperandClass = [&populateEnumValues,&errorCount](
|
|---|
| 670 | const std::string& enumName, spv::OperandClass operandClass,
|
|---|
| 671 | spv::EnumValues* enumValues, const Json::Value& operandEnum, const std::string& category) {
|
|---|
| 672 | assert(category == "BitEnum" || category == "ValueEnum");
|
|---|
| 673 | bool bitEnum = (category == "BitEnum");
|
|---|
| 674 | if (!operandEnum["version"].empty()) {
|
|---|
| 675 | std::cerr << "Error: container for " << enumName << " operand_kind must not have a version field" << std::endl;
|
|---|
| 676 | errorCount++;
|
|---|
| 677 | }
|
|---|
| 678 | populateEnumValues(enumValues, operandEnum, bitEnum);
|
|---|
| 679 | const std::string errContext = "enum " + enumName;
|
|---|
| 680 | for (const auto& e: *enumValues) {
|
|---|
| 681 | if (!e.IsValid(operandClass, errContext)) {
|
|---|
| 682 | errorCount++;
|
|---|
| 683 | }
|
|---|
| 684 | }
|
|---|
| 685 | OperandClassParams[operandClass].set(enumName, enumValues, bitEnum);
|
|---|
| 686 | };
|
|---|
| 687 |
|
|---|
| 688 | const Json::Value operandEnums = root["operand_kinds"];
|
|---|
| 689 | for (const auto& operandEnum : operandEnums) {
|
|---|
| 690 | const std::string enumName = operandEnum["kind"].asString();
|
|---|
| 691 | const std::string category = operandEnum["category"].asString();
|
|---|
| 692 | if (enumName == "SourceLanguage") {
|
|---|
| 693 | establishOperandClass(enumName, OperandSource, &SourceLanguageParams, operandEnum, category);
|
|---|
| 694 | } else if (enumName == "Decoration") {
|
|---|
| 695 | establishOperandClass(enumName, OperandDecoration, &DecorationParams, operandEnum, category);
|
|---|
| 696 | } else if (enumName == "ExecutionMode") {
|
|---|
| 697 | establishOperandClass(enumName, OperandExecutionMode, &ExecutionModeParams, operandEnum, category);
|
|---|
| 698 | } else if (enumName == "Capability") {
|
|---|
| 699 | establishOperandClass(enumName, OperandCapability, &CapabilityParams, operandEnum, category);
|
|---|
| 700 | } else if (enumName == "AddressingModel") {
|
|---|
| 701 | establishOperandClass(enumName, OperandAddressing, &AddressingParams, operandEnum, category);
|
|---|
| 702 | } else if (enumName == "MemoryModel") {
|
|---|
| 703 | establishOperandClass(enumName, OperandMemory, &MemoryParams, operandEnum, category);
|
|---|
| 704 | } else if (enumName == "MemorySemantics") {
|
|---|
| 705 | establishOperandClass(enumName, OperandMemorySemantics, &MemorySemanticsParams, operandEnum, category);
|
|---|
| 706 | } else if (enumName == "ExecutionModel") {
|
|---|
| 707 | establishOperandClass(enumName, OperandExecutionModel, &ExecutionModelParams, operandEnum, category);
|
|---|
| 708 | } else if (enumName == "StorageClass") {
|
|---|
| 709 | establishOperandClass(enumName, OperandStorage, &StorageParams, operandEnum, category);
|
|---|
| 710 | } else if (enumName == "SamplerAddressingMode") {
|
|---|
| 711 | establishOperandClass(enumName, OperandSamplerAddressingMode, &SamplerAddressingModeParams, operandEnum, category);
|
|---|
| 712 | } else if (enumName == "SamplerFilterMode") {
|
|---|
| 713 | establishOperandClass(enumName, OperandSamplerFilterMode, &SamplerFilterModeParams, operandEnum, category);
|
|---|
| 714 | } else if (enumName == "ImageFormat") {
|
|---|
| 715 | establishOperandClass(enumName, OperandSamplerImageFormat, &ImageFormatParams, operandEnum, category);
|
|---|
| 716 | } else if (enumName == "ImageChannelOrder") {
|
|---|
| 717 | establishOperandClass(enumName, OperandImageChannelOrder, &ImageChannelOrderParams, operandEnum, category);
|
|---|
| 718 | } else if (enumName == "ImageChannelDataType") {
|
|---|
| 719 | establishOperandClass(enumName, OperandImageChannelDataType, &ImageChannelDataTypeParams, operandEnum, category);
|
|---|
| 720 | } else if (enumName == "ImageOperands") {
|
|---|
| 721 | establishOperandClass(enumName, OperandImageOperands, &ImageOperandsParams, operandEnum, category);
|
|---|
| 722 | } else if (enumName == "FPFastMathMode") {
|
|---|
| 723 | establishOperandClass(enumName, OperandFPFastMath, &FPFastMathParams, operandEnum, category);
|
|---|
| 724 | } else if (enumName == "FPRoundingMode") {
|
|---|
| 725 | establishOperandClass(enumName, OperandFPRoundingMode, &FPRoundingModeParams, operandEnum, category);
|
|---|
| 726 | } else if (enumName == "FPDenormMode") {
|
|---|
| 727 | establishOperandClass(enumName, OperandFPDenormMode, &FPDenormModeParams, operandEnum, category);
|
|---|
| 728 | } else if (enumName == "FPOperationMode") {
|
|---|
| 729 | establishOperandClass(enumName, OperandFPOperationMode, &FPOperationModeParams, operandEnum, category);
|
|---|
| 730 | } else if (enumName == "QuantizationModes") {
|
|---|
| 731 | establishOperandClass(enumName, OperandQuantizationModes, &QuantizationModesParams, operandEnum, category);
|
|---|
| 732 | } else if (enumName == "OverflowModes") {
|
|---|
| 733 | establishOperandClass(enumName, OperandOverflowModes, &OverflowModesParams, operandEnum, category);
|
|---|
| 734 | } else if (enumName == "LinkageType") {
|
|---|
| 735 | establishOperandClass(enumName, OperandLinkageType, &LinkageTypeParams, operandEnum, category);
|
|---|
| 736 | } else if (enumName == "FunctionParameterAttribute") {
|
|---|
| 737 | establishOperandClass(enumName, OperandFuncParamAttr, &FuncParamAttrParams, operandEnum, category);
|
|---|
| 738 | } else if (enumName == "AccessQualifier") {
|
|---|
| 739 | establishOperandClass(enumName, OperandAccessQualifier, &AccessQualifierParams, operandEnum, category);
|
|---|
| 740 | } else if (enumName == "BuiltIn") {
|
|---|
| 741 | establishOperandClass(enumName, OperandBuiltIn, &BuiltInParams, operandEnum, category);
|
|---|
| 742 | } else if (enumName == "SelectionControl") {
|
|---|
| 743 | establishOperandClass(enumName, OperandSelect, &SelectionControlParams, operandEnum, category);
|
|---|
| 744 | } else if (enumName == "LoopControl") {
|
|---|
| 745 | establishOperandClass(enumName, OperandLoop, &LoopControlParams, operandEnum, category);
|
|---|
| 746 | } else if (enumName == "FunctionControl") {
|
|---|
| 747 | establishOperandClass(enumName, OperandFunction, &FunctionControlParams, operandEnum, category);
|
|---|
| 748 | } else if (enumName == "Dim") {
|
|---|
| 749 | establishOperandClass(enumName, OperandDimensionality, &DimensionalityParams, operandEnum, category);
|
|---|
| 750 | } else if (enumName == "MemoryAccess") {
|
|---|
| 751 | establishOperandClass(enumName, OperandMemoryOperands, &MemoryAccessParams, operandEnum, category);
|
|---|
| 752 | } else if (enumName == "Scope") {
|
|---|
| 753 | establishOperandClass(enumName, OperandScope, &ScopeParams, operandEnum, category);
|
|---|
| 754 | } else if (enumName == "GroupOperation") {
|
|---|
| 755 | establishOperandClass(enumName, OperandGroupOperation, &GroupOperationParams, operandEnum, category);
|
|---|
| 756 | } else if (enumName == "KernelEnqueueFlags") {
|
|---|
| 757 | establishOperandClass(enumName, OperandKernelEnqueueFlags, &KernelEnqueueFlagsParams, operandEnum, category);
|
|---|
| 758 | } else if (enumName == "KernelProfilingInfo") {
|
|---|
| 759 | establishOperandClass(enumName, OperandKernelProfilingInfo, &KernelProfilingInfoParams, operandEnum, category);
|
|---|
| 760 | } else if (enumName == "RayFlags") {
|
|---|
| 761 | establishOperandClass(enumName, OperandRayFlags, &RayFlagsParams, operandEnum, category);
|
|---|
| 762 | } else if (enumName == "RayQueryIntersection") {
|
|---|
| 763 | establishOperandClass(enumName, OperandRayQueryIntersection, &RayQueryIntersectionParams, operandEnum, category);
|
|---|
| 764 | } else if (enumName == "RayQueryCommittedIntersectionType") {
|
|---|
| 765 | establishOperandClass(enumName, OperandRayQueryCommittedIntersectionType, &RayQueryCommittedIntersectionTypeParams, operandEnum, category);
|
|---|
| 766 | } else if (enumName == "RayQueryCandidateIntersectionType") {
|
|---|
| 767 | establishOperandClass(enumName, OperandRayQueryCandidateIntersectionType, &RayQueryCandidateIntersectionTypeParams, operandEnum, category);
|
|---|
| 768 | } else if (enumName == "FragmentShadingRate") {
|
|---|
| 769 | establishOperandClass(enumName, OperandFragmentShadingRate, &FragmentShadingRateParams, operandEnum, category);
|
|---|
| 770 | } else if (enumName == "PackedVectorFormat") {
|
|---|
| 771 | establishOperandClass(enumName, OperandPackedVectorFormat, &PackedVectorFormatParams, operandEnum, category);
|
|---|
| 772 | } else if (enumName == "CooperativeMatrixOperands") {
|
|---|
| 773 | establishOperandClass(enumName, OperandCooperativeMatrixOperands, &CooperativeMatrixOperandsParams, operandEnum, category);
|
|---|
| 774 | } else if (enumName == "CooperativeMatrixLayout") {
|
|---|
| 775 | establishOperandClass(enumName, OperandCooperativeMatrixLayout, &CooperativeMatrixLayoutParams, operandEnum, category);
|
|---|
| 776 | } else if (enumName == "CooperativeMatrixUse") {
|
|---|
| 777 | establishOperandClass(enumName, OperandCooperativeMatrixUse, &CooperativeMatrixUseParams, operandEnum, category);
|
|---|
| 778 | } else if (enumName == "InitializationModeQualifier") {
|
|---|
| 779 | establishOperandClass(enumName, OperandInitializationModeQualifier, &InitializationModeQualifierParams, operandEnum, category);
|
|---|
| 780 | } else if (enumName == "HostAccessQualifier") {
|
|---|
| 781 | establishOperandClass(enumName, OperandHostAccessQualifier, &HostAccessQualifierParams, operandEnum, category);
|
|---|
| 782 | } else if (enumName == "LoadCacheControl") {
|
|---|
| 783 | establishOperandClass(enumName, OperandLoadCacheControl, &LoadCacheControlParams, operandEnum, category);
|
|---|
| 784 | } else if (enumName == "StoreCacheControl") {
|
|---|
| 785 | establishOperandClass(enumName, OperandStoreCacheControl, &StoreCacheControlParams, operandEnum, category);
|
|---|
| 786 | } else if (enumName == "NamedMaximumNumberOfRegisters") {
|
|---|
| 787 | establishOperandClass(enumName, OperandNamedMaximumNumberOfRegisters, &NamedMaximumNumberOfRegistersParams, operandEnum, category);
|
|---|
| 788 | } else if (enumName == "RawAccessChainOperands") {
|
|---|
| 789 | establishOperandClass(enumName, OperandRawAccessChainOperands, &RawAccessChainOperandsParams, operandEnum, category);
|
|---|
| 790 | }
|
|---|
| 791 | }
|
|---|
| 792 |
|
|---|
| 793 | if (errorCount > 0) {
|
|---|
| 794 | std::exit(1);
|
|---|
| 795 | }
|
|---|
| 796 | }
|
|---|
| 797 |
|
|---|
| 798 | }; // end namespace spv
|
|---|
