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https://github.com/KhronosGroup/SPIRV-Tools
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972788bf23
Previously the opcode table is declared as an global array and we have spvOpcodeTableInitialize() modifying it. That can result in race condition. Now spvOpcodeTabelGet() copies the whole underlying array.
128 lines
4.4 KiB
C
128 lines
4.4 KiB
C
// Copyright (c) 2015 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_TABLE_H_
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#define LIBSPIRV_TABLE_H_
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#include "libspirv/libspirv.h"
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#include "spirv_definition.h"
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#include "spirv_operands.h"
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typedef struct spv_opcode_desc_t {
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const char* name;
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const SpvOp opcode;
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const spv_capability_mask_t
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capabilities; // Bitfield of SPV_CAPABILITY_AS_MASK(spv::Capability)
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// operandTypes[0..numTypes-1] describe logical operands for the instruction.
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// The operand types include result id and result-type id, followed by
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// the types of arguments.
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uint16_t numTypes;
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spv_operand_type_t operandTypes[16]; // TODO: Smaller/larger?
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const bool hasResult; // Does the instruction have a result ID operand?
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const bool hasType; // Does the instruction have a type ID operand?
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// The operand class for each logical argument. This does *not* include
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// the result Id or type ID. The list is terminated by SPV_OPERAND_TYPE_NONE.
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const OperandClass operandClass[16];
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} spv_opcode_desc_t;
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typedef struct spv_operand_desc_t {
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const char* name;
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const uint32_t value;
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const spv_capability_mask_t
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capabilities; // Bitfield of SPV_CAPABILITY_AS_MASK(spv::Capability)
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const spv_operand_type_t operandTypes[16]; // TODO: Smaller/larger?
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} spv_operand_desc_t;
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typedef struct spv_operand_desc_group_t {
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const spv_operand_type_t type;
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const uint32_t count;
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const spv_operand_desc_t* entries;
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} spv_operand_desc_group_t;
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typedef struct spv_ext_inst_desc_t {
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const char* name;
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const uint32_t ext_inst;
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const spv_operand_type_t operandTypes[16]; // TODO: Smaller/larger?
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} spv_ext_inst_desc_t;
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typedef struct spv_ext_inst_group_t {
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const spv_ext_inst_type_t type;
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const uint32_t count;
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const spv_ext_inst_desc_t* entries;
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} spv_ext_inst_group_t;
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typedef struct spv_opcode_table_t {
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const uint32_t count;
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spv_opcode_desc_t* entries;
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} spv_opcode_table_t;
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typedef struct spv_operand_table_t {
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const uint32_t count;
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const spv_operand_desc_group_t* types;
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} spv_operand_table_t;
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typedef struct spv_ext_inst_table_t {
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const uint32_t count;
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const spv_ext_inst_group_t* groups;
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} spv_ext_inst_table_t;
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typedef const spv_opcode_desc_t* spv_opcode_desc;
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typedef const spv_operand_desc_t* spv_operand_desc;
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typedef const spv_ext_inst_desc_t* spv_ext_inst_desc;
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typedef const spv_opcode_table_t* spv_opcode_table;
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typedef const spv_operand_table_t* spv_operand_table;
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typedef const spv_ext_inst_table_t* spv_ext_inst_table;
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struct spv_context_t {
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const spv_opcode_table opcode_table;
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const spv_operand_table operand_table;
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const spv_ext_inst_table ext_inst_table;
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};
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/// @brief Populate the Opcode table
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///
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/// @param[out] pOpcodeTable table to be populated
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///
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/// @return result code
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spv_result_t spvOpcodeTableGet(spv_opcode_table* pOpcodeTable);
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/// @brief Populate the operand table
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///
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/// @param[in] pOperandTable table to be populated
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///
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/// @return result code
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spv_result_t spvOperandTableGet(spv_operand_table* pOperandTable);
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/// @brief Populate the extended instruction table
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///
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/// @param pTable table to be populated
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///
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/// @return result code
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spv_result_t spvExtInstTableGet(spv_ext_inst_table* pTable);
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#endif // LIBSPIRV_TABLE_H_
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