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Diff Rev Age Author Log Message
(edit) @186   9 years mulligan Added C code to write to SBUF SFR for Roberto.
(edit) @185   9 years mulligan Found a way to inline SDCC ASM directly into C to test hard to reach …
(edit) @184   9 years mulligan Found out how to directly access 8051's registers from C code. Added …
(edit) @183   9 years mulligan A few more opcodes covered. Emulator seems to work fine on LFSR program.
(edit) @182   9 years mulligan Linear feedback shift register (random number generator) example added.
(edit) @181   9 years campbell Sort out some axioms.
(edit) @180   9 years mulligan Arctan floating point approximation code. 8051 really struggles with …
(edit) @179   9 years mulligan Program executes as required.
(edit) @178   9 years campbell Bring README file up to date.
(edit) @177   9 years campbell Missing cost labels file.
(edit) @176   9 years campbell Remove old executable semantics without I/O.
(edit) @175   9 years campbell Add cost labels, with the semantics that the label is added to the …
(edit) @174   9 years campbell Add a form of non-terminating functional semantics.
(edit) @173   9 years campbell Minor changes for newer versions of matita.
(edit) @172   9 years mulligan JZ was not buggy after all (miscount of loop cycles). Branchless …
(edit) @171   9 years mulligan Parity check program. Bug found with jump zero instruction. A few …
(edit) @170   9 years mulligan Emulator successfully emulates rounding program.
(edit) @169   9 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
(edit) @98   10 years mulligan preliminary pretty-printing function (no usable output)
(edit) @97   10 years mulligan Move to polymorphic variants everywhere (scary...)
(edit) @96   10 years mulligan Tidying up repository.
(edit) @95   10 years mulligan fixed typing errors in ASMInterpret up to execute1.
(edit) @94   10 years sacerdot Minor comments.
(edit) @93   10 years mulligan Fixed INC DPTR to assert false.
(edit) @92   10 years mulligan Fixed physical interface file. Refactoring ASMInterface.
(edit) @91   10 years mulligan Finished porting/fix type errors in physical.
(edit) @90   10 years mulligan Ported to be compatible with new bitvector code, started …
(edit) @89   10 years mulligan Fixed a really annoying bug in vect_to_int and int_to_vect
(edit) @88   10 years mulligan int_of_vect implemented.
(edit) @87   10 years mulligan Moved tentative to bit_vectors. Added .mli file.
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