Revision Log Mode:


Copied or renamed
Diff Rev Age Author Log Message
(edit) @198   10 years mulligan Added more info to status printout. Found weird bug in emulator: cjne …
(edit) @197   10 years campbell Add some first draft text for 3.1.
(edit) @196   10 years mulligan Improvements to processor status output. Now includes readout of main …
(edit) @195   10 years mulligan Added printout of processor status when we enter the infinite SJMP …
(edit) @194   10 years mulligan Oops: small change caused compile to fail. Works again, now.
(edit) @193   10 years mulligan Fixed type errors relating to serial output. The serial port code …
(edit) @192   10 years campbell matita rev in README
(edit) @191   10 years mulligan Changed way we handle I/O due to assert false bug on first serial I/O …
(edit) @190   10 years campbell Minor changes to work with current matita HEAD (r10998).
(edit) @189   10 years campbell Rework monad notation so that it is displayed well in proof mode.
(edit) @188   10 years mulligan Added README file for Roberto.
(edit) @187   10 years mulligan Bug found in IO handling. Something is throwing assert false.
(edit) @186   10 years mulligan Added C code to write to SBUF SFR for Roberto.
(edit) @185   10 years mulligan Found a way to inline SDCC ASM directly into C to test hard to reach …
(edit) @184   10 years mulligan Found out how to directly access 8051's registers from C code. Added …
(edit) @183   10 years mulligan A few more opcodes covered. Emulator seems to work fine on LFSR program.
(edit) @182   10 years mulligan Linear feedback shift register (random number generator) example added.
(edit) @181   10 years campbell Sort out some axioms.
(edit) @180   10 years mulligan Arctan floating point approximation code. 8051 really struggles with …
(edit) @179   10 years mulligan Program executes as required.
(edit) @178   10 years campbell Bring README file up to date.
(edit) @177   10 years campbell Missing cost labels file.
(edit) @176   10 years campbell Remove old executable semantics without I/O.
(edit) @175   10 years campbell Add cost labels, with the semantics that the label is added to the …
(edit) @174   10 years campbell Add a form of non-terminating functional semantics.
(edit) @173   10 years campbell Minor changes for newer versions of matita.
(edit) @172   10 years mulligan JZ was not buggy after all (miscount of loop cycles). Branchless …
(edit) @171   10 years mulligan Parity check program. Bug found with jump zero instruction. A few …
(edit) @170   10 years mulligan Emulator successfully emulates rounding program.
(edit) @169   10 years mulligan Latest test C file: fast roundup to closest power of two.
(edit) @168   10 years mulligan Implemented latch access.
(edit) @167   10 years mulligan Fast inverse square root C code, emulator mostly does fine running it …
(edit) @166   10 years mulligan I/O support added for serial buffer.
(edit) @165   10 years mulligan Some example C programs that the emulator can run.
(edit) @164   10 years mulligan Successfully compiled a C program with a struct passed by pointer to a …
(edit) @163   10 years mulligan Fixed bug with JNB not jumping correctly.
(edit) @162   10 years mulligan Timers implemented (including demonic thirteen bit timer).
(edit) @161   10 years mulligan Type errors fixed. Add16 with carry implemented.
(edit) @160   10 years campbell Patch to acc to parse 8051 memory spaces and output matita terms.
(edit) @159   10 years mulligan Code for timers now in place. Needs further implementation.
(edit) @158   10 years mulligan Lots of bugs fixed. SFR access implemented.
(edit) @157   10 years campbell Make proposed memory spaces semantics more explicit.
(edit) @156   10 years campbell pdata support
(edit) @155   10 years campbell More sensible handling of integer types and pointer casts.
(edit) @154   10 years campbell Minor test case changes
(edit) @153   10 years campbell Use appropriate memory chunks for 8051 pointers.
(edit) @152   10 years campbell Force whd form for memory during execution
(edit) @151   10 years mulligan Implementing SFR access. Type error.
(edit) @150   10 years mulligan Manages to load and emulate a simple array program. A few obscure bugs.
(edit) @149   10 years campbell Fill in a few details about 8051 extensions.
(edit) @148   10 years mulligan Bug fixed: storage destination for all logical operations was …
(edit) @147   10 years mulligan Changes made today: we now have an emulator that is able to emulate …
(edit) @146   10 years sacerdot Code improved.
(edit) @145   10 years mulligan Bug in LCALL fixed.
(edit) @144   10 years sacerdot The sp can also point to upper internal ram. Fixed everywhere.
(edit) @143   10 years sacerdot More SFRs (8052 ones were missing). SFR catalogation (is that fully …
(edit) @142   10 years sacerdot Rough implementation of direct (i.e. no BIT) SFR access. Note: I/O is …
(edit) @141   10 years sacerdot Minor cleanup.
(edit) @140   10 years sacerdot More cleanup.
(edit) @139   10 years sacerdot More cleanup.
(edit) @138   10 years sacerdot Several bug fixes and code clean-up. New main file: to parse …
(edit) @137   10 years mulligan Bug noticed in string conversion routine. Note added.
(edit) @136   10 years mulligan Fixed erroneous string conversion of intel hex records.
(edit) @135   10 years mulligan Fixed checksum calculation check. Requires a *half add* (i.e. ignore …
(edit) @134   10 years mulligan Checksum check calculation still not working correctly: seems to work …
(edit) @133   10 years mulligan Fixed error in parser for intel hex format entries: entries consist of …
(edit) @132   10 years mulligan Type error fixed, also fixed error in hex_format_parser which …
(edit) @131   10 years mulligan Changes from this morning: checking checksum is correct for a …
(edit) @130   10 years mulligan Commit again? Not sure what happened. All Parser files were already …
(edit) @129   10 years sacerdot Better I/O modelling (still initial ideas).
(edit) @128   10 years mulligan Some utility functions useful across modules moved into new file Util. …
(edit) @127   10 years campbell Allow the storage of pointers in suitably large integers.
(edit) @126   10 years campbell Put in real pointer sizes.
(edit) @125   10 years campbell Unify memory space / pointer types. Implement global variable …
(edit) @124   10 years campbell Initial work on Clight semantics with 8051 memory spaces.
(edit) @123   10 years mulligan IntelHex? file modified: string_of_intel_hex_entry implemented.
(edit) @122   10 years mulligan Added file for Intel hex format conversion. Renamed pretty files to …
(edit) @121   10 years mulligan Fixed obscure type error in pretty.
(edit) @120   10 years mulligan Fixed weird type errors in ASMInterpret.
(edit) @119   10 years mulligan Refactoring of ASMInterpret complete.
(edit) @118   10 years mulligan LCALL reimplemented.
(edit) @117   10 years mulligan Sorted out inconsistent ocaml state (???). Refactored ACALL.
(edit) @116   10 years mulligan RETs done.
(edit) @115   10 years mulligan Various jumps refactored.
(edit) @114   10 years mulligan Noticed redundancy in ANL and ORL instructions, removed. Introduced …
(edit) @113   10 years mulligan JC and JNC refactored.
(edit) @112   10 years mulligan PUSH, POP, XCH and XCHD refactored and tidied.
(edit) @111   10 years mulligan MOVC instructions refactored.
(edit) @110   10 years mulligan MOV instructions refactored.
(edit) @109   10 years mulligan Rotation and SWAP instructions refactored.
(edit) @108   10 years mulligan CPL instructions refactored.
(edit) @107   10 years mulligan CLR instruction refactored.
(edit) @106   10 years mulligan Same with ORL and XRL instructions.
(edit) @105   10 years mulligan Significantly improved implementation of ANL instructions.
(edit) @104   10 years mulligan Significantly improved implementation of DA instruction: code reduced …
(edit) @103   10 years mulligan fixed implementation of assembly, fixed typing error in execute.
(edit) @102   10 years mulligan Implemented INC DPTR. Type error related to polymorphic variants though.
(edit) @101   10 years mulligan Fixing type errors in execute1.
(edit) @100   10 years mulligan More added to ASMInterpret.
(edit) @99   10 years mulligan Final clean-up
Note: See TracRevisionLog for help on using the revision log.