// Copyright (c) 2015-2016 The Khronos Group Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef SOURCE_SPIRV_CONSTANT_H_ #define SOURCE_SPIRV_CONSTANT_H_ #include "source/latest_version_spirv_header.h" #include "spirv-tools/libspirv.h" // Version number macros. // Evaluates to a well-formed version header word, given valid // SPIR-V version major and minor version numbers. #define SPV_SPIRV_VERSION_WORD(MAJOR, MINOR) … // Returns the major version extracted from a version header word. #define SPV_SPIRV_VERSION_MAJOR_PART(WORD) … // Returns the minor version extracted from a version header word. #define SPV_SPIRV_VERSION_MINOR_PART(WORD) … // Header indices #define SPV_INDEX_MAGIC_NUMBER … #define SPV_INDEX_VERSION_NUMBER … #define SPV_INDEX_GENERATOR_NUMBER … #define SPV_INDEX_BOUND … #define SPV_INDEX_SCHEMA … #define SPV_INDEX_INSTRUCTION … // Universal limits // SPIR-V 1.0 limits #define SPV_LIMIT_INSTRUCTION_WORD_COUNT_MAX … #define SPV_LIMIT_LITERAL_STRING_UTF8_CHARS_MAX … // A single Unicode character in UTF-8 encoding can take // up 4 bytes. #define SPV_LIMIT_LITERAL_STRING_BYTES_MAX … // NOTE: These are set to the minimum maximum values // TODO(dneto): Check these. // libspirv limits. #define SPV_LIMIT_RESULT_ID_BOUND … #define SPV_LIMIT_CONTROL_FLOW_NEST_DEPTH … #define SPV_LIMIT_GLOBAL_VARIABLES_MAX … #define SPV_LIMIT_LOCAL_VARIABLES_MAX … // TODO: Decorations per target ID max, depends on decoration table size #define SPV_LIMIT_EXECUTION_MODE_PER_ENTRY_POINT_MAX … #define SPV_LIMIT_INDICIES_MAX_ACCESS_CHAIN_COMPOSITE_MAX … #define SPV_LIMIT_FUNCTION_PARAMETERS_PER_FUNCTION_DECL … #define SPV_LIMIT_FUNCTION_CALL_ARGUMENTS_MAX … #define SPV_LIMIT_EXT_FUNCTION_CALL_ARGUMENTS_MAX … #define SPV_LIMIT_SWITCH_LITERAL_LABEL_PAIRS_MAX … #define SPV_LIMIT_STRUCT_MEMBERS_MAX … #define SPV_LIMIT_STRUCT_NESTING_DEPTH_MAX … // Enumerations // Values mapping to registered tools. See the registry at // https://www.khronos.org/registry/spir-v/api/spir-v.xml // These values occupy the higher order 16 bits of the generator magic word. spv_generator_t; // Evaluates to a well-formed generator magic word from a tool value and // miscellaneous 16-bit value. #define SPV_GENERATOR_WORD(TOOL, MISC) … // Returns the tool component of the generator word. #define SPV_GENERATOR_TOOL_PART(WORD) … // Returns the misc part of the generator word. #define SPV_GENERATOR_MISC_PART(WORD) … #endif // SOURCE_SPIRV_CONSTANT_H_
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