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zydis
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Commit Graph

173 Commits

Author SHA1 Message Date
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 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
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
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 8dd599555f Further improvements on #13 2017-04-09 23:11:16 +02:00
Joel Höner 3b47ed4a9a Fixed inaccurate relative operands on decoding 
Resolves #13
 2017-04-09 20:55:49 +02:00
Joel Höner fda4f15c6d Many encoder bug-fixes, movabs support 2017-01-23 21:52:26 +01:00
Joel Höner 616cd00ec8 Encoder support for rIP relative addressing 2017-01-23 19:21:15 +01:00
Joel Höner 0862398940 Various encoder bug-fixes 2017-01-23 18:31:50 +01:00
Joel Höner 781b9641c4 Merge branch 'develop' of https://github.com/zyantific/zyan-disassembler-engine into develop 2017-01-23 01:37:45 +01:00
flobernd 8157b9fa42 Temporary change to expose the semantic operand-type 2017-01-23 01:17:15 +01:00
Joel Höner 4fe029a34e Merge branch 'develop' of https://github.com/zyantific/zyan-disassembler-engine into develop 2017-01-22 22:12:24 +01:00
Joel Höner eb64a23231 Added encoding of opcode bits into ModRM 2017-01-22 22:12:06 +01:00
flobernd deff3b8e55 Fixed register encoding 2017-01-22 21:44:42 +01:00
Joel Höner 1faec66a66 Fixed mandatory prefixes, added prefix compatibility checks 2017-01-22 19:02:07 +01:00
Joel Höner cb98db80ea Minor encoder cleanup 2017-01-22 17:38:14 +01:00
Joel Höner 587187af89 Implemented address size prefix encoding, bugfixes 2017-01-22 15:46:20 +01:00
Joel Höner b3c8d44bda Implemented segment prefix encoding, refactoring 
- Moved memory operand encoding into dedicated function
 2017-01-21 23:53:50 +01:00
Joel Höner 87e80346f4 Fixed tools 2017-01-21 18:15:37 +01:00
Joel Höner 03e26408fe Merge branch 'develop' of https://github.com/zyantific/zyan-disassembler-engine into develop 2017-01-21 01:48:35 +01:00
Joel Höner 0a50bb9daa Implemented encoding for XOP, VEX and EVEX 2017-01-20 21:18:13 +01:00
Joel Höner 46077709f8 Completed SIB encoding 2017-01-20 00:54:48 +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 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
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 fbbbcbadb8 Merge branch 'develop' of github.com:zyantific/zyan-disassembler-engine into develop 2016-11-28 19:58:01 +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 bfcbe3e8c1 Minor bugfixes and refactorings 2016-11-28 15:03:39 +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 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 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 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 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 7c9a6db6af Initial version 2.0 release 2016-05-25 21:25:48 +02:00