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Fixed XOP decoding

This commit is contained in:
flobernd 2017-06-12 21:07:43 +02:00
parent 8740b1e50f
commit 26d39cc7f0
1 changed files with 2 additions and 2 deletions
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4
src/Decoder.c
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@ -1397,11 +1397,11 @@ static ZydisStatus ZydisNodeHandlerOpcode(ZydisDecoderContext* context,
{ {
return ZYDIS_STATUS_ILLEGAL_LEGACY_PFX; return ZYDIS_STATUS_ILLEGAL_LEGACY_PFX;
} }
uint8_t prefixBytes[2]; uint8_t prefixBytes[3] = { 0x8F, 0x00, 0x00 };
// Read additional xop-prefix data // Read additional xop-prefix data
ZYDIS_ASSERT(!info->details.xop.isDecoded); ZYDIS_ASSERT(!info->details.xop.isDecoded);
ZYDIS_CHECK(ZydisInputNext(context, info, &prefixBytes[0]));
ZYDIS_CHECK(ZydisInputNext(context, info, &prefixBytes[1])); ZYDIS_CHECK(ZydisInputNext(context, info, &prefixBytes[1]));
ZYDIS_CHECK(ZydisInputNext(context, info, &prefixBytes[2]));
// Decode xop-prefix // Decode xop-prefix
info->encoding = ZYDIS_INSTRUCTION_ENCODING_XOP; info->encoding = ZYDIS_INSTRUCTION_ENCODING_XOP;
ZYDIS_CHECK(ZydisDecodeXOP(context, info, prefixBytes)); ZYDIS_CHECK(ZydisDecodeXOP(context, info, prefixBytes));