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zydis
mirror of https://github.com/x64dbg/zydis
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238 Commits 3 Branches 1 Tag 8.5 MiB
Commit Graph

238 Commits

Author SHA1 Message Date
flobernd 7d77e0747f Minor improvements to the instruction-decoder 
- Set mask-mode to "merge" for all MVEX instructions
- Set operand-action of EVEX dest-operands to RCW, if a merge write-mask is specified
 2017-06-24 03:20:45 +02:00
flobernd e04adf2b8d Fixed semantic decoding of EIP/RIP-relative displacements 2017-06-24 03:02:03 +02:00
flobernd 83ea3bc2c8 Minor bugfixes 2017-06-24 02:48:14 +02:00
flobernd 39bdaeeeb9 Some changes to the instruction-formatter 2017-06-24 02:16:16 +02:00
flobernd f0d1ef9725 Added some missing instructions 2017-06-24 02:11:32 +02:00
flobernd 0957a57ab4 Fixed vector-length for EVEX instructions with fixed vector-length 2017-06-24 00:01:21 +02:00
flobernd b3d508850f Added information for VEX/EVEX/MVEX instructions with static broadcast-factor 2017-06-23 20:47:34 +02:00
flobernd cd3bf5586b Changed default element-count from 0 to 1 2017-06-23 04:26:21 +02:00
flobernd c8c3d29ba4 Added support for MVEX instructions with static broadcast factor 2017-06-23 03:35:12 +02:00
flobernd 2297c763cf Added compressed disp8 calculation for MVEX instructions with element-granularity 2017-06-23 01:40:19 +02:00
flobernd d8f3843f57 Added compressed disp8 calculation for MVEX instructions without swizzle/broadcast/convert functionality 2017-06-23 01:15:42 +02:00
flobernd 6c370d29c9 Added support for some MVEX special-cases 2017-06-22 22:10:18 +02:00
flobernd 4d3a71369b Removed EVEX tuple-type and element-size from the public info-struct 2017-06-22 19:54:35 +02:00
flobernd b9c43d83a7 Added compressed disp8 calculation for MVEX instructions 2017-06-22 19:39:43 +02:00
flobernd 76f0bcf00d Improved semantic decoding of MVEX instructions 2017-06-22 19:14:27 +02:00
flobernd 2a0525925f Added decoding of MVEX swizzle/conversion and rounding-control values 2017-06-22 02:42:16 +02:00
flobernd 15f89dc4ea Fixed a bitfield-size error 2017-06-22 01:40:20 +02:00
flobernd 5bd81b7f1c Fixed sign-extension of displacement values 2017-06-22 01:38:41 +02:00
flobernd 433ca68926 Fixed formatting of sign-extended immediate operands 2017-06-21 18:30:11 +02:00
flobernd bd38d86986 Updated CMake file and Zydis features 2017-06-21 18:25:53 +02:00
flobernd dc62509b9b Ignore REX-prefix, if it is not the last prefix before the opcode 2017-06-21 04:04:58 +02:00
flobernd 9628fb8367 Fixed order of segment-registers 2017-06-21 03:03:13 +02:00
flobernd 6ff954f585 Fixed MVEX.SSS error-condition 2017-06-20 22:56:25 +02:00
flobernd d475231a63 Fixed decoding of implicit "1" immediate (ROL, ROR, RCL, ...) 2017-06-20 22:44:37 +02:00
flobernd 5112e61fd8 Fixed element-type for AGEN operands 2017-06-20 22:02:40 +02:00
flobernd 52e1b59702 Improved EVEX and MVEX encoding 
- Added some MASK related error-conditions
- Added functionality and mask-policy attributes to the MVEX instruction-definition struct
- Added MVEX specific error-condition
 2017-06-20 21:23:06 +02:00
flobernd 95b685a29d Minor bugfixes 
- Fixed some VEX/EVEX/MVEX-prefix error conditions
- MASK register size is now 64-bit for EVEX- and 16-bit for MVEX-instructions
 2017-06-20 17:48:55 +02:00
flobernd 17358016d9 Allowed custom operand-sizes for register operands 2017-06-20 03:16:17 +02:00
flobernd 4487d1b252 Fixed some operand-size related filter-tables 2017-06-20 01:33:07 +02:00
flobernd 0902068007 Fixed more EVEX tuple-types 2017-06-19 21:06:33 +02:00
flobernd ee97ae753c Fixed some EVEX tuple-types 2017-06-19 20:46:42 +02:00
flobernd 4bceac86c9 Various bugfixes 
- Fixed operand-size and element-count of AGEN operands
- Fixed decoding of 8-bit modrm.rm register-operands
- Fixed vector-length for EVEX instructions with rounding-semantics
 2017-06-19 20:19:21 +02:00
flobernd 2d2e1acf27 Added T1_4X tuple-type 2017-06-18 22:02:59 +02:00
flobernd f20dc484cd Fixed priority of mandatory-prefixes 2017-06-17 21:01:57 +02:00
flobernd 58b15163f2 Improved decoding of PTR and AGEN operands 2017-06-17 02:50:08 +02:00
flobernd 6794495f63 Various bugfixes 
- Fixed decoding of XOP/VEX instructions with 256-bit vector length
- Fixed decoding of instructions with hardcoded displacement values (e.g. MOFFS)
- Fixed decoding of instructions that make use of the "ANY" mandatory-prefix filter
 2017-06-17 00:59:42 +02:00
flobernd 1d023c2997 Implemented decoding of PTR and AGEN operands 2017-06-17 00:20:44 +02:00
flobernd 28a8178559 Fixed compatibility problem 2017-06-16 23:38:06 +02:00
flobernd ad35e81eee Added semantic element-information for operands 2017-06-16 23:19:57 +02:00
flobernd 44792f2338 Added semantic decoding of implicit memory operands 2017-06-16 16:27:37 +02:00
flobernd 1db4db9ec2 Added semantic decoding of implicit register operands 2017-06-16 03:25:39 +02:00
flobernd 6caa68b674 Reimplemented decoding of 3DNOW instructions and improved EVEX decoding 2017-06-13 22:04:29 +02:00
flobernd 702f6b8d53 Reimplemented a basic version of semantic operand-decoding 2017-06-13 20:17:20 +02:00
flobernd 26d39cc7f0 Fixed XOP decoding 2017-06-12 21:07:43 +02:00
flobernd 8740b1e50f Major changes to the instruction decoder 
- Decoupled semantic operand decoding (optional) from physical instruction decoding
- Several optimizations of the internal structures
- Further preparations for MVEX-support
 2017-06-12 19:16:01 +02:00
flobernd e5e5899f72 Preparations for MVEX-support and decoupling of operand-decoding 2017-05-08 18:18:08 +02:00
Joel Höner d3192a8be7 Merge branch 'develop' of https://github.com/zyantific/zyan-disassembler-engine into develop 2017-05-05 19:26:13 +02:00
Joel Höner de666d7a4a Improved handling of unreachable code 2017-05-05 19:26:03 +02:00
flobernd baa1bc243a Fixed decoding of VEX/EVEX instructions with high-register-specifiers 2017-04-25 17:46:02 +02:00
Joel Höner 40d6c39dbe Renamed disassembler mode constants 
ZYDIS_DISASSEMBLER_MODE_* -> ZYDIS_OPERATING_MODE_*
 2017-04-12 21:12:18 +02:00