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zydis
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395 Commits 3 Branches 1 Tag 8.5 MiB
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148 Commits

Author SHA1 Message Date
flobernd ad8e5ce6a9 Minor refactorings 2017-07-01 01:10:03 +02:00
flobernd aca1ad1414 Minor bugfixes 2017-06-29 20:52:35 +02:00
flobernd d7c81e5104 Fixed operand-size of some special MVEX instructions 2017-06-29 20:40:48 +02:00
flobernd 65fe4a4e6c Improved instruction decoding 
- Decoding of EVEX/MVEX instructions without a NDS/NDD-operand encoded in `.vvvv` and without a VSIB-operand will now fail, if `.v'` is != 1b
- Added information about XACQUIRE, XRELEASE and BOUND prefixes to the instruction definitions
- Fixed immediate-decoding of the `vpermil2pd` / `vpermil2ps` instruction
 2017-06-29 18:09:42 +02:00
flobernd 73b02f6d12 Updated some instruction-definitions to allow segment-overrides for implicit-memory operands 2017-06-28 22:42:39 +02:00
flobernd 778b47c02f Minor bugfixes 
- Fixed segment register for implicit memory-operands
- Fixed decoding of `MOV CR, GPR`, `MOV GPR, CR`, `MOV DR, GPR` and `MOV GPR, DR`
 2017-06-28 22:18:12 +02:00
flobernd b118637dae Cleaned up register-decoding code 2017-06-28 19:50:33 +02:00
flobernd 55400e9206 Improved decoding of XOP/VEX/EVEX/MVEX instructions 
Decoding of XOP/VEX/EVEX/MVEX instructions without a NDS register encoded in .vvvv will now fail, if the .vvvv value is != 1111b
 2017-06-27 04:14:17 +02:00
flobernd e7a7be70e9 Performance optimizations 2017-06-27 03:32:42 +02:00
flobernd 99de0f3152 Fixed operand-action for EVEX/MVEX instructions with write-mask (again) 2017-06-26 00:54:49 +02:00
flobernd 83699fe9d0 Minor bugfixes 2017-06-25 23:24:43 +02:00
flobernd f0d1ef9725 Added some missing instructions 2017-06-24 02:11:32 +02:00
flobernd b3d508850f Added information for VEX/EVEX/MVEX instructions with static broadcast-factor 2017-06-23 20:47:34 +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 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 bd38d86986 Updated CMake file and Zydis features 2017-06-21 18:25:53 +02:00
flobernd 9628fb8367 Fixed order of segment-registers 2017-06-21 03:03:13 +02:00
flobernd d475231a63 Fixed decoding of implicit "1" immediate (ROL, ROR, RCL, ...) 2017-06-20 22:44:37 +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 58b15163f2 Improved decoding of PTR and AGEN operands 2017-06-17 02:50:08 +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 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 de666d7a4a Improved handling of unreachable code 2017-05-05 19:26:03 +02:00
Joel Höner 40d6c39dbe Renamed disassembler mode constants 
ZYDIS_DISASSEMBLER_MODE_* -> ZYDIS_OPERATING_MODE_*
 2017-04-12 21:12:18 +02:00
flobernd 71a6d786d7 Minor bugfixes and cosmetical changes 2017-04-12 21:00:46 +02:00
Joel Höner ebf71d632f Moved `internal` sub-struct from info to context 
Also, fixed examples and tools.
 2017-04-11 03:18:08 +02:00
Joel Höner 71a551ef1a Merge branch 'develop' of https://github.com/zyantific/zyan-disassembler-engine into develop 2017-04-11 02:20:02 +02:00
Joel Höner c9606c389d Removed obsolete public decoder struct 2017-04-11 02:19:53 +02:00
flobernd 839729bfb2 Merge branch 'develop' of github.com:zyantific/zyan-disassembler-engine into develop 2017-04-09 22:57:30 +02:00
flobernd b4f2d3bc62 CMake bugfix and cosmetical changes to the README file 2017-04-09 22:54:53 +02:00
Joel Höner 0376376b83 Temp. disabled encoder, updated CMake defaults 2017-04-08 19:36:43 +02:00
flobernd 8157b9fa42 Temporary change to expose the semantic operand-type 2017-01-23 01:17:15 +01:00
Joel Höner cb98db80ea Minor encoder cleanup 2017-01-22 17:38:14 +01:00
flobernd 98d34d0c62 Merge branch 'develop' of github.com:zyantific/zyan-disassembler-engine into develop 2017-01-20 00:03:28 +01:00
flobernd dc70ee7eb2 Merge branch 'develop' of github.com:zyantific/zyan-disassembler-engine into develop 2017-01-20 00:02:21 +01:00
flobernd 4b54158aa2 Minor bugfixes 2017-01-20 00:01:56 +01:00
Joel Höner c0f53a3a69 More encoder progress, minor refactoring 
- Added encoding support for more X86 features (IMMs, SIB, ..)
- Added ZYDIS_ARRAY_SIZE macro
- Moved ZYDIS_MAX_INSTRUCTION_LENGTH (Decoder.h -> InstructionInfo.h)
- Renamed ZydisInstructionEncoder -> ZydisEncoderContext
- Various bug-fixes
 2017-01-19 17:37:05 +01:00
Joel Höner 14848083ae More encoder progress 2017-01-17 20:53:34 +01:00
flobernd 5ead1d9345 Minor refactorings 
- The instruction pointer is now directly passed to the ZydisDecoderDecodeInstruction function
- Removed the user-data pointer in the ZydisOperandInfo struct
 2017-01-12 20:14:12 +01:00
Joel Höner 689708fbd3 Refactored docstrings to use uppercase abbreviations 2017-01-12 19:37:57 +01:00
Joel Höner a9514fbfea Minor documentation and style fixes 2017-01-12 18:54:16 +01:00
Joel Höner 0793090388 Implemented basic prefix encoding 2017-01-12 18:53:28 +01:00
Joel Höner 3d2365b6ed Added encoder stub, made decoder input const 2017-01-12 15:12:09 +01:00
flobernd 3b56c867fc Updated mask-policy definitions for EVEX instructions 2017-01-11 22:11:30 +01:00
flobernd 5af25eee4b Fixed a bug in ZYDIS_CHECK that caused functions to run more than once on certain conditions 2017-01-11 17:29:26 +01:00
flobernd c0528d5cb0 Exposed ZYDIS_MAX_INSTRUCTION_LENGTH constant 2017-01-11 11:24:10 +01:00
flobernd 4165c3b9b2 Removed Input-struct. The input buffer is now directly passed to the ZydisDecodeInstruction function. 2017-01-11 11:20:24 +01:00
Joel Höner b291c8a760 Use size_t instead of uint64_t for memory input 2017-01-07 00:29:16 +01:00
Joel Höner 2e11b44ddf Minor CMake and C++ compatibility fixes 2017-01-06 02:06:08 +01:00
flobernd 5b63557f3c Fixed decoding of instructions with EVEX high-16 register specifiers (R', X, V') 2016-12-05 21:06:29 +01:00
flobernd d4dd176438 Refactorings and bugfixes 
- Added support for the BOUND prefix
- Added support for more detailed operand-actions (read, write, readwrite, cond. read, cond. write, read + cond. write, write + cond. read)
- Added operand-visibility info (explicit, implicit, hidden)
- Fixed some bugs in the prefix-decoding routines
- Removed stdbool.h dependency and introduced custom boolean-type for better portability
 2016-12-05 02:24:01 +01:00
flobernd bb913f1272 Fixed some instruction-definitions and re-generated tables 2016-11-29 23:48:10 +01:00
flobernd bcfb84e59b Minor refactorings 2016-11-29 11:49:38 +01:00
Joel Höner e655e8a1b8 Fixed broken enum typedef 2016-11-29 04:09:41 +01:00
Joel Höner f4959072dc Renamed ZydisFormatFlags -> ZydisFormatterFlags 2016-11-28 19:13:01 +01:00
Joel Höner 4e78d04788 Fixed lib build with clang, fixed tools 2016-11-28 18:56:39 +01:00
flobernd 477a908bb0 Added more formatter-hooks 
- ZYDIS_FORMATTER_HOOK_PRINT_DISPLACEMENT
- ZYDIS_FORMATTER_HOOK_PRINT_IMMEDIATE
 2016-11-28 11:14:47 +01:00
flobernd 9a0b1da975 Added missing registers and CPUID feature-flags 2016-11-27 23:24:43 +01:00
flobernd e481c3e401 Minor refactorings and changes to the instruction-formatter 
- The formatter now makes use of the format-macros in inttypes.h for better portability
- Added formatter-hook ZYDIS_FORMATTER_HOOK_PRINT_SEGMENT
 2016-11-26 18:41:58 +01:00
flobernd 83f41f0f55 Removed unneeded files 2016-11-26 13:15:35 +01:00
flobernd 816bb570c7 Complete rewrite of the instruction-formatter 
- Added hooking functionality to support custom instruction-formatting
- Added FormatterHooks demo that demonstrates the hooking functionality

InstructionEditor:
- Fixed issues with still non-deterministic output on code-generation
 2016-11-26 13:08:37 +01:00
flobernd 7f1c0bd8f1 Minor refactorings and bugfixes 2016-11-24 10:57:23 +01:00
flobernd 1159966784 Changed definition-sorting to produce deterministic output (JSON and generated tables) 2016-11-22 21:47:54 +01:00
flobernd 7f7cbd8dcd Internal changes and optimizations of the generated tables and the InstructionEditor 2016-11-22 18:12:05 +01:00
flobernd be56ef937d Minor bugfixes and refactorings 2016-11-21 14:55:17 +01:00
flobernd c4dce1adb9 Added support for test-register operands (TR0..TR7) 
- New instructions: "mov TR, GPR32" and "mov GPR32, TR"
 2016-11-14 03:39:17 +01:00
flobernd f5610b937e Fixed code generation and tables (again) 2016-11-14 02:53:16 +01:00
flobernd ead586b722 Fixed code generation and tables 2016-11-14 02:22:29 +01:00
flobernd 58c73b2885 Bugfixes and Support for some more registers 
Zydis:
- Fixed operand-size of some instructions in 64-bit mode
- Fixed operand decoding of the "movq MM, GPR" instruction
- Added table-registers (GDRT, LDTR, IDTR, TR)
- Added test-registers (TR0..TR7)
- Added BNDCFG and BNDSTATUS registers
- Added MXCR register

InstructionEditor:
- The code-generator now eliminates duplicate instruction-definitions to optimize the size of the generated tables
- Fixed conflict indication for some operand type/encoding combinations
- Added conflict indication for X86Flags
 2016-11-14 02:10:59 +01:00
flobernd 3f09ffca69 Minor refactorings and further preparation for advanced features 2016-11-11 22:03:26 +01:00
flobernd 98e9559d6d Fixed some instruction definitions 2016-09-22 21:19:15 +02:00
flobernd 4c911f91b9 Minor bugfixes and refactorings 
* Fixed some instruction Definitions
* Implemented a primitive diffing-mode to compare different versions of the instruction-database (InstructionEditor)
 2016-09-21 20:02:09 +02:00
flobernd 317976afbf Minor bugfixes 2016-09-13 20:24:14 +02:00
flobernd 72907c6845 Added support for instructions with 5 operands 
* optimized table structure to support instructions with 5 operands (vpermil2ps, vpermil2pd)
* updated InstructionEditor
 2016-09-13 05:26:55 +02:00
flobernd 54f2bc43ac Preparations for optional feature support 2016-08-23 15:58:40 +02:00
flobernd a6e76d81b4 Preparations for optional feature support 2016-08-23 15:57:38 +02:00
flobernd 52dd9fac89 Fixed CMake file 2016-06-20 01:33:29 +02:00
flobernd 7c9a6db6af Initial version 2.0 release 2016-05-25 21:25:48 +02:00