188 lines
8 KiB
C
188 lines
8 KiB
C
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/***************************************************************************************************
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Zyan Disassembler Library (Zydis)
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Original Author : Florian Bernd
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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***************************************************************************************************/
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#include <Zydis/Internal/SharedData.h>
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/* ============================================================================================== */
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/* Data tables */
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/* ============================================================================================== */
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/* ---------------------------------------------------------------------------------------------- */
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/* Instruction definitions */
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/* ---------------------------------------------------------------------------------------------- */
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#ifdef ZYDIS_MINIMAL_MODE
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# define ZYDIS_NOTMIN(x)
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#else
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# define ZYDIS_NOTMIN(x) , x
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#endif
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#include <Generated/InstructionDefinitions.inc>
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#undef ZYDIS_NOTMIN
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/* ---------------------------------------------------------------------------------------------- */
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/* Operand definitions */
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/* ---------------------------------------------------------------------------------------------- */
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#define ZYDIS_OPERAND_DEFINITION(type, encoding, access) \
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{ type, encoding, access }
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#include <Generated/OperandDefinitions.inc>
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#undef ZYDIS_OPERAND_DEFINITION
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/* ---------------------------------------------------------------------------------------------- */
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/* Accessed CPU flags */
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/* ---------------------------------------------------------------------------------------------- */
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#include <Generated/AccessedFlags.inc>
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/* ---------------------------------------------------------------------------------------------- */
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/* ============================================================================================== */
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/* Functions */
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/* ============================================================================================== */
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/* ---------------------------------------------------------------------------------------------- */
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/* Instruction definition */
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/* ---------------------------------------------------------------------------------------------- */
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void ZydisGetInstructionDefinition(ZydisInstructionEncoding encoding, ZyanU16 id,
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const ZydisInstructionDefinition** definition)
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{
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switch (encoding)
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{
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case ZYDIS_INSTRUCTION_ENCODING_LEGACY:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_LEGACY[id];
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break;
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case ZYDIS_INSTRUCTION_ENCODING_3DNOW:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_3DNOW[id];
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break;
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case ZYDIS_INSTRUCTION_ENCODING_XOP:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_XOP[id];
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break;
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case ZYDIS_INSTRUCTION_ENCODING_VEX:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_VEX[id];
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break;
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#ifndef ZYDIS_DISABLE_AVX512
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case ZYDIS_INSTRUCTION_ENCODING_EVEX:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_EVEX[id];
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break;
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#endif
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#ifndef ZYDIS_DISABLE_KNC
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case ZYDIS_INSTRUCTION_ENCODING_MVEX:
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*definition = (ZydisInstructionDefinition*)&ISTR_DEFINITIONS_MVEX[id];
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break;
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#endif
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default:
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ZYAN_UNREACHABLE;
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}
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}
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/* ---------------------------------------------------------------------------------------------- */
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/* Operand definition */
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/* ---------------------------------------------------------------------------------------------- */
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#ifndef ZYDIS_MINIMAL_MODE
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ZyanU8 ZydisGetOperandDefinitions(const ZydisInstructionDefinition* definition,
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const ZydisOperandDefinition** operand)
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{
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if (definition->operand_count == 0)
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{
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*operand = ZYAN_NULL;
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return 0;
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}
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ZYAN_ASSERT(definition->operand_reference != 0xFFFF);
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*operand = &OPERAND_DEFINITIONS[definition->operand_reference];
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return definition->operand_count;
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}
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#endif
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/* ---------------------------------------------------------------------------------------------- */
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/* Element info */
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/* ---------------------------------------------------------------------------------------------- */
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#ifndef ZYDIS_MINIMAL_MODE
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void ZydisGetElementInfo(ZydisInternalElementType element, ZydisElementType* type,
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ZydisElementSize* size)
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{
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static const struct
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{
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ZydisElementType type;
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ZydisElementSize size;
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} lookup[ZYDIS_IELEMENT_TYPE_MAX_VALUE + 1] =
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{
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{ ZYDIS_ELEMENT_TYPE_INVALID , 0 },
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{ ZYDIS_ELEMENT_TYPE_INVALID , 0 },
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{ ZYDIS_ELEMENT_TYPE_STRUCT , 0 },
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{ ZYDIS_ELEMENT_TYPE_INT , 0 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 0 },
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{ ZYDIS_ELEMENT_TYPE_INT , 1 },
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{ ZYDIS_ELEMENT_TYPE_INT , 8 },
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{ ZYDIS_ELEMENT_TYPE_INT , 16 },
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{ ZYDIS_ELEMENT_TYPE_INT , 32 },
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{ ZYDIS_ELEMENT_TYPE_INT , 64 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 8 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 16 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 32 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 64 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 128 },
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{ ZYDIS_ELEMENT_TYPE_UINT , 256 },
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{ ZYDIS_ELEMENT_TYPE_FLOAT16 , 16 },
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{ ZYDIS_ELEMENT_TYPE_FLOAT32 , 32 },
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{ ZYDIS_ELEMENT_TYPE_FLOAT64 , 64 },
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{ ZYDIS_ELEMENT_TYPE_FLOAT80 , 80 },
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{ ZYDIS_ELEMENT_TYPE_LONGBCD , 80 },
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{ ZYDIS_ELEMENT_TYPE_CC , 3 },
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{ ZYDIS_ELEMENT_TYPE_CC , 5 }
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};
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ZYAN_ASSERT(element < ZYAN_ARRAY_LENGTH(lookup));
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*type = lookup[element].type;
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*size = lookup[element].size;
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}
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#endif
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/* ---------------------------------------------------------------------------------------------- */
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/* Accessed CPU flags */
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/* ---------------------------------------------------------------------------------------------- */
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#ifndef ZYDIS_MINIMAL_MODE
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ZyanBool ZydisGetAccessedFlags(const ZydisInstructionDefinition* definition,
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const ZydisAccessedFlags** flags)
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{
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ZYAN_ASSERT(definition->flags_reference < ZYAN_ARRAY_LENGTH(ACCESSED_FLAGS));
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*flags = &ACCESSED_FLAGS[definition->flags_reference];
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return (definition->flags_reference != 0);
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}
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#endif
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/* ---------------------------------------------------------------------------------------------- */
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/* ============================================================================================== */
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