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zydis
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Changed type of implicit memory operands to `ZYDIS_MEMOP_TYPE_MEM` instead of `ZYDIS_MEMOP_TYPE_INVALID`

This commit is contained in:
flobernd 2018-02-23 03:44:06 +01:00
parent 6a8825ead2
commit c6b3c5d242
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GPG Key ID: 9C3AE0ED4A969F10
3 changed files with 20 additions and 6 deletions
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12
include/Zydis/Decoder.h
View File

@ -124,10 +124,20 @@ enum ZydisDecoderModes
* This mode is enabled by default.
*/
ZYDIS_DECODER_MODE_TZCNT,
/**
* @brief Enables the WBNOINVD mode.
*
* The `WBINVD` instruction is interpreted as `WBNOINVD` on ICL chips, if a `F3` prefix is
* used.
*
* This mode is disabled by default.
*/
ZYDIS_DECODER_MODE_WBNOINVD,
/**
* @brief Maximum value of this enum.
*/
ZYDIS_DECODER_MODE_MAX_VALUE = ZYDIS_DECODER_MODE_TZCNT
ZYDIS_DECODER_MODE_MAX_VALUE = ZYDIS_DECODER_MODE_WBNOINVD
};
/* ---------------------------------------------------------------------------------------------- */

8
include/Zydis/DecoderTypes.h
View File

@ -72,8 +72,7 @@ enum ZydisMemoryOperandTypes
ZYDIS_MEMOP_TYPE_AGEN,
/**
* @brief A memory operand using `SIB` addressing form, where the index register is not used
* in address calculation and scale is ignored. No real memory-access is
* caused.
* in address calculation and scale is ignored. No real memory-access is caused.
*/
ZYDIS_MEMOP_TYPE_MIB
};
@ -627,6 +626,11 @@ typedef ZydisU8 ZydisMaskMode;
enum ZydisMaskModes
{
ZYDIS_MASK_MODE_INVALID,
// TODO: Add `ZYDIS_MASK_MODE_DISABLED` for for `EVEX`/`MVEX` instructions with `K0` mask
// TODO: Add `ZYDIS_MASK_MODE_CONTROL` and `ZYDIS_MASK_MODE_CONTROL_ZERO` as replacement for
// the `isControlMask` field
/**
* @brief The embedded mask register is used as a merge-mask. This is the default mode for
* all EVEX/MVEX-instructions.

6
src/Decoder.c
View File

@ -1632,6 +1632,7 @@ static void ZydisDecodeOperandImplicitMemory(ZydisDecoderContext* context,
};
operand->type = ZYDIS_OPERAND_TYPE_MEMORY;
operand->mem.type = ZYDIS_MEMOP_TYPE_MEM;
switch (definition->op.mem.base)
{
@ -4588,7 +4589,8 @@ ZydisStatus ZydisDecoderInit(ZydisDecoder* decoder, ZydisMachineMode machineMode
ZYDIS_TRUE , // ZYDIS_DECODER_MODE_MPX
ZYDIS_TRUE , // ZYDIS_DECODER_MODE_CET
ZYDIS_TRUE , // ZYDIS_DECODER_MODE_LZCNT
ZYDIS_TRUE // ZYDIS_DECODER_MODE_TZCNT
ZYDIS_TRUE , // ZYDIS_DECODER_MODE_TZCNT
ZYDIS_FALSE // ZYDIS_DECODER_MODE_WBNOINVD
};
if (!decoder ||
@ -4659,8 +4661,6 @@ ZydisStatus ZydisDecoderDecodeBuffer(const ZydisDecoder* decoder, const void* bu
ZYDIS_CHECK(ZydisCollectOptionalPrefixes(&context, instruction));
ZYDIS_CHECK(ZydisDecodeInstruction(&context, instruction));
// TODO: More EVEX UD conditions (page 81)
return ZYDIS_STATUS_SUCCESS;
}