153 lines
5.1 KiB
Org Mode
153 lines
5.1 KiB
Org Mode
## Copyright (C) 2016 Jeremiah Orians
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## This file is part of stage0.
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##
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## stage0 is free software: you an redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation, either version 3 of the License, or
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## (at your option) any later version.
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##
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## stage0 is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with stage0. If not, see <http://www.gnu.org/licenses/>.
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* Current
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** Added
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Incorporated High level prototypes into makefile
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** Changed
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Extended VPATH in makefile to shorten dependency names
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** Fixed
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** Removed
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* 0.0.7 - 2017-06-03
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** Added
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Added HACKING guide covering critical sections
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Added rom building steps to make
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Added more advanced cleaning options to makefile
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Extended stage2 lisp with null?
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Extended stage2 lisp with string=?
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Exported DEHEX rom image to makefile and added checksum
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** Changed
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Cleaned up x86 notes and moved into x86 folder
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Changed the results of make all to include all of the essential roms
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Made makefile parallel build friendly
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** Fixed
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Fixed failure to lookup symbols that are identical but are in different lexical scopes
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Updated Bootstrapping instructions to reflect new checksum and recommendation for most minimal requirements
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Fixed flaws in existing makefile
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Added build instructions to README and listed dependencies
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Imported High level prototypes for new functions
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** Removed
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Purged notes that no longer apply or belong outside of stage0
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Removed redundent clean options from makefile
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* 0.0.6 - 2017-05-20
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** Added
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Added absolute addresses to High level assembler output to aid in debugging of complex assembly programs
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Added Let expressions to High Level prototype lisp
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Added Let expressions to stage2 lisp implementation
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** Changed
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Converted High level prototype lisp from dynamic scope to Lexical
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Converted stage2 lisp implementation from dynamic scope to Lexical
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** Fixed
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Made Web debugger provide more useful information
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Fixed regression in web debugger's ability to read input files
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Fixed regression in stage2 lisp garbage collection interacting with let expressions
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Fixed SHA256SUM of stage2 lisp to match new binary result
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** Removed
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* 0.0.5 - 2017-05-06
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** Added
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Added write to lisp
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Added Cell Compactor to Lisp garbage collector resulting with multiple performance improvements
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Added bootstrapping steps documentation
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Added ability to specify amount of Available RAM on a Per run basis, however 16KB is the default
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** Changed
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Correct lisp High level prototype to include line comments
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Changed default RAM to 16KB
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Updated bootstrap documentation to match the memory requirements of the individual steps
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** Fixed
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Fixed missing traces when memory outside of world are accessed when profiling
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Imported improved High Level Lisp Prototype
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Updated bootstrap documentation to reflect change in Lisp sha256sum caused by recent performance upgrade
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** Removed
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* 0.0.4 - 2017-02-18
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** Added
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+ Added missing primitives from High level prototype to lisp implementation
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+ Improved Eval's debugging messages
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** Changed
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+ Readline function no longer displays EOF Char should the user terminate input with Ctrl-d
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** Fixed
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+ Corrected Eval's processing of ASCII type
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+ Make IF statements behave correctly
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+ Enabled support for negative numbers
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+ Properly display Integer Cells with the value of ZERO
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** Removed
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+ Removed Eval's default behavior of unknown input
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* 0.0.3 - 2017-02-17
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** Added
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+ Added a primitive Lisp implementation in assembly
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+ Gave primitive Lisp an exact garbage collector for CELLs (aka everything but strings)
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+ Added a concatination program to make dealing with line macros easier for M0-macro programmers
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** Changed
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+ Enhanced Forth to better fit memory space
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** Fixed
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Fixed arrangement of spaces in forth to prevent the small input space bug
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** Removed
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* 0.0.2 - 2016-11-01
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** Added
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+ Created xeh tool in C for more cross platform debugging
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+ Created M0 in hex2
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+ Documented build steps in notes.org
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+ Imported CMPSKIP instructions that operate on 2 registers
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+ Imported CMPJUMP instructions that operate on 3 registers
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+ Incorporated bounds checking on all vm->Memory accesses
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+ Wrote the forth implementation in assembly
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** Changed
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+ Renamed xeh1 files to match current naming standard
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+ created roms/ to store previously built roms and expanded .gitignore to prevent binary blobs from being checked in.
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+ Revised stage0 Monitor to utilize ANDI and updated the Hex0 version to incorporate the enhancements made previously
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** Fixed
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+ Fixed leading char bug in M0
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+ Updated Checksums to reflect updates in stage1_assembler-2
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+ Corrected CMPSKIP(u) to CMPSKIP(u)I to match current naming scheme for instructions
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+ Corrected CMPJUMP(u) to CMPJUMP(u)I to match current naming scheme for instructions
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** Removed
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* 0.0.1 - 2016-10-02
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** Added
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+ Initial draft of change log added
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** Changed
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+ Reorganization of Files to group files by stage
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** Fixed
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+ Line Macro assembler M0 is now self hosting
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