2018-05-26 21:33:00 +01:00
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## Copyright (C) 2017 Jeremiah Orians
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2018-10-18 00:27:06 +01:00
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## This file is part of M2-Planet.
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2018-05-26 21:33:00 +01:00
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##
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2018-10-18 00:27:06 +01:00
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## M2-Planet is free software: you can redistribute it and/or modify
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2018-05-26 21:33:00 +01:00
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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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2018-10-18 00:27:06 +01:00
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## M2-Planet is distributed in the hope that it will be useful,
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2018-05-26 21:33:00 +01:00
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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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2018-10-18 00:27:06 +01:00
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## along with M2-Planet. If not, see <http://www.gnu.org/licenses/>.
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2018-05-26 21:33:00 +01:00
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* Current
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** Added
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2022-05-01 19:22:19 +01:00
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Generates a warning on unknown preprocessor commands
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Implemented C99 negation
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Add support for empty defines
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Implemented support for #ifdef and #ifndef
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Implemented #error statement support
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Add support for evaluating macro variables
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Define arch specific variables
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__i386__
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__x86_64__
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__arm__
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__aarch64__
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__riscv
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__riscv_xlen
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Implemented #undef statement support
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Add support for char** arrays
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Added basic test for multi-dimensional arrays
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Implemented minimal variable dereferencing support (base types only)
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Add support for assignment operators
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Add riscv32 port
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Enable riscv32 tests
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Added #FILENAME statement functionality to enable more flexiblity with debug messages
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** Changed
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Updated M2libc dependency
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** Fixed
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--max-string now validates passed input is an integer
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-D now throws an error if not passed an argument
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Fix segfault on half done #define statements
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Correct #define behavior inside of #if/#elif/#else/#endif blocks
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make clean now cleans up RISCV tests
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catch half broken #define (statements instead of segfaulting
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no longer segfault on null macro name
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no longer try to expand null tokens
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Catch the special case of attempting to remove a NULL macro token
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Fixed nested #if behavior to do the actual correct thing
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** Removed
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* 1.9 - 2021-10-03
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** Added
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2021-10-03 14:34:22 +01:00
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Add riscv64 port
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Add tests for riscv64
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2021-06-09 04:10:22 +01:00
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** Changed
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2021-10-03 14:34:22 +01:00
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Breakup program function to reduce complexity and risk of errors
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Update M2libc to enable RISC-V Development
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Update all tests to work around breaking update in blood-elf
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2021-06-09 04:10:22 +01:00
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** Fixed
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2021-06-23 12:32:40 +01:00
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Stop hang on large global arrays
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2021-06-23 12:58:11 +01:00
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Fixed Memory leak on read token
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2021-06-23 23:57:56 +01:00
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Fixed Global buffer overflow in collect_weird_string
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2021-10-03 14:34:22 +01:00
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Updated info in HACKING
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Report proper error message for negative global array values
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Fix global array initialization to allocate the correct amount of memory
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Fix Problem with global arrays
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Catch truncated function calls and truncated array statements
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2021-06-09 04:10:22 +01:00
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** Removed
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* 1.8 - 2021-06-08
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** Added
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2021-06-09 04:05:36 +01:00
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AArch64 added support for arithmetic right shift
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AMD64 added support for unsigned comparisons
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armv7l added support for unsigned comparisons
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AArch64 added support for unsigned comparison
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added support for --max-string to enable arbitrary large C tokens and strings
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Added prototype output buffering for x86
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List of known M2-Planet issues has been added
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Added first generation implemention of typedef
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Add newline tokens to parse stream
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Add a preprocessor-only mode (-E)
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Add macro directives to token_list
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Add support for conditional inclusion (#if, #elif, #else, #endif)
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Add error checking for unexpected #endif
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Added hacky version of #define support (#if defined($FOO))
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Add a test for supported preprocessor features
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Added simple macro expansion
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Add support for global char foo[12]; definitions
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Added support for make -j $num build operations for tests to speed up testing on multicore systems
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Enable virtualization of bare metal binaries
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Add support for &global_variable
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Added __M2__ to default macro environment to enable #if defined(__M2__) M2-Planet specific functionality
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Add support for -D variable and -D variable=value
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Added -e (errexit) shell option in scripts, where possible
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2020-11-16 01:46:26 +00:00
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** Changed
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2021-06-09 04:05:36 +01:00
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knight-posix HEAP pointer now set by kernel rather than libc
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knight now leverages new SET instructions to reduce instruction count and processing time.
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Make type information localized to the inside of statements
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Default types available and added --bootstrap-mode flag to enable the old behavior for cc_* emulation
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Improve error reporting for unexpected non-newline
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Moved all low level primitives into M2libc
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Updated tests to leverage M2libc
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Standardized test scripts
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tests: use new-style mescc-tools flags
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Harmonize --debug behaviour for all scripts of the same test
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Unified all tests for all architectures
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Replace file_print with fputs
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Skip "extern" in type definitions. This makes supporting gcc >= 10 easier in GNU Mes.
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2020-11-16 01:46:26 +00:00
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** Fixed
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2021-06-09 04:05:36 +01:00
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AArch64 Fix LSEEK syscall number
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Arithmetic recursion to match gcc behavior in regards to if(-1 > 0)
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Fix x86 behavior on unsigned compares
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Remove Segfault that occurs when outputing files in excess of 100MB in size
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Fix x86 close syscall
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Type abuse bugs that resulted in segfaults
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Fixed the backwards assignment of x86/AMD64 division
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Fix e25c1995aab5833323ee0784402ae7d3318b093e SCM MES regression
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Fixed the backwards modulus
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Various segfaults in the new macro preprocessor
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Fix all special cases where line number was wrong
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2020-11-16 01:46:26 +00:00
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** Removed
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2021-06-09 04:05:36 +01:00
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Removed obsolete bootstrap directory
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Removed need for fixup
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Remove test/common_* files with M2libc transistion
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2020-11-16 01:46:26 +00:00
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* 1.7 - 2020-11-15
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** Added
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2020-11-16 01:43:58 +00:00
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Added common error catch for the declaration of variables inside of loops that usually results in crashes
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Added support for C multi-strings
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** Changed
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Changed ELF headers for FreeBSD compatibility
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Changed sha256 function to be more compatible with FreeBSD
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Changed malloc behavior to accept non-exact brk returns
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Changed looping tests to reflect new expected code behavior in regards to variable declaration inside of loops
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** Fixed
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Type regression in cc_* compatibility
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Shift behavior to better match C standard
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64bit host behavior in regards to primary_expr_number in knight tests
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GCC 10 compatibility
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** Removed
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* 1.6 - 2020-04-30
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** Added
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2020-02-01 22:50:26 +00:00
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Added test for chdir and getcwd family of posix primitives
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2020-03-01 17:55:32 +00:00
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Added fflush stub, for code to match our behavior when compiled with GCC (we don't buffer)
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2020-05-01 03:35:22 +01:00
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Added fseek and rewind functions
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2020-02-01 22:22:38 +00:00
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** Changed
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2020-05-01 03:35:22 +01:00
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Updated kaem
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Revised 27 to include dwart stubs
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Restructured tests to enable future growth
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Reengineered M2-Planet to leverage blood-elf v1.0's output format
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2020-02-01 22:22:38 +00:00
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** Fixed
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2020-02-07 23:16:54 +00:00
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AArch64 wasteful stack
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2020-05-01 03:35:22 +01:00
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Fixed continue behavior
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Generate fully proper elf output
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2020-02-01 22:22:38 +00:00
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** Removed
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* 1.5 - 2020-02-01
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** Added
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2019-11-01 00:54:43 +00:00
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Added support for \a and \b
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Added support for long
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Added support for size_t
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Added support for ssize_t
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Added support for const keyword
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Added support for alternate instructions for signed/unsigned combinations
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Added is_signed data to all types
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Added support for signed multiplication, division and modulus
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2020-01-18 16:01:52 +00:00
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Added dist build target
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Added a manpage for M2-Planet
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Added support for nested structs thanks to fosslinux
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Added support for access, chdir and fchdir primitives
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2020-02-01 20:23:49 +00:00
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Added AArch64 target (mescc-tools 0.7.0 required), all tests passing but rough on the edges
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2020-02-01 21:21:10 +00:00
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Added require support to reduce number of segfaults possible
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Added first pass error checking in primitives
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Added first knight-native cc-minimal.c
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2019-11-01 00:54:43 +00:00
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** Changed
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Reordered types to prefer longs over unsigned over ints or chars
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2020-01-18 16:01:52 +00:00
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Replaced NOP with NULL to better match what it is really ment.
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2020-02-01 21:21:10 +00:00
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Enabled large binary support in knight-native
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2019-11-01 00:54:43 +00:00
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** Fixed
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Typo: Recieved -> Received
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ARMv7l elf-header regression
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Corrected AMD64's xchg rax, rbx into it's proper encoding
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2019-11-02 12:35:54 +00:00
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A great deal of typos thanks to Andrius Štikonas
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2020-01-18 16:01:52 +00:00
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Regression in numerate_number
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Segfault found in build_member when passed a non-number
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2020-02-01 21:21:10 +00:00
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Segfault found in tokenizer
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Segfault in string hexifier
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Enabled skipped cleanup scripts
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Unbalanced { segfaults
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2019-11-01 00:54:43 +00:00
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** Removed
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Removed bootstrap process as it belongs in mescc-tools-seed instead.
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Removed need for fixup_int32
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2020-02-01 21:21:10 +00:00
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Removed unneeded lines in .gitignore
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2019-11-01 00:54:43 +00:00
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* 1.4 - 2019-06-23
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** Added
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2019-04-23 00:33:29 +01:00
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** Changed
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2019-06-04 02:01:14 +01:00
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Tweaked cc_types.c to better match amd64 assembly
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Replaced out with output_list in cc_core.c
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2019-06-20 02:43:34 +01:00
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For 32bit behavior on 64bit platforms
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2019-06-23 22:52:38 +01:00
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Replaced generated seed with hand written seed in M1
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2019-04-23 00:33:29 +01:00
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** Fixed
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** Removed
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* 1.3 - 2019-04-22
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** Added
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2019-04-18 01:19:17 +01:00
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Added port to Knight-Native
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2019-04-23 00:30:08 +01:00
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Ported 24/24 working tests for AMD64
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Added support for CONSTANT to leverage sizeof(type)
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2019-04-14 15:28:24 +01:00
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** Changed
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2019-04-21 18:22:41 +01:00
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Added basic verification of the compiled program (kaem) to test25
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Added basic verification of the compiled program (Slow_Lisp) to test26
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2019-04-23 00:30:08 +01:00
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Updated from mescc-tools from 0.6.0 to 0.6.1 (To gain support for --64)
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Changed test26 to adust behavior according to struct size
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2019-04-14 15:28:24 +01:00
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** Fixed
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2019-04-19 00:01:03 +01:00
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Corrected Global char* to behave correctly when given a static string
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2019-04-19 22:43:59 +01:00
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Ensured pointers match register size
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2019-04-14 15:28:24 +01:00
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** Removed
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2019-04-23 00:30:08 +01:00
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Removed need to hand calculate struct sizes
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2019-04-14 15:28:24 +01:00
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* 1.2 - 2019-04-14
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** Added
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2019-04-14 15:24:13 +01:00
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Added 24/24 working tests for armv7l
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Port to ARMv7l and ARMv6l both work
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2019-03-10 01:22:29 +00:00
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** Changed
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2019-04-14 13:49:11 +01:00
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ELF-code segment now writable for ARMv7l without debug
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2019-04-14 15:24:13 +01:00
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Updated from mescc-tools from 0.5.2 to 0.6 (with changes in checksums due to alternate null padding)
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2019-03-10 01:22:29 +00:00
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** Fixed
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2019-03-30 13:25:52 +00:00
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Fixed unsigned division in ARMv7l port
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2019-04-07 22:11:18 +01:00
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Fixed non-uniform behavior across locales and *BSDs
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2019-04-13 13:31:39 +01:00
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Fixed broken stack in ARMv7l thanks to dddddd
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2019-03-10 01:22:29 +00:00
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** Removed
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* 1.1 - 2019-03-09
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** Added
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2018-08-27 02:15:32 +01:00
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Added support for \f, \v and \e
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2018-09-01 00:02:55 +01:00
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Added refresh to bootstrap.sh to build seed from cc_x86.s
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2018-10-18 00:27:06 +01:00
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Added missing license headers
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2018-11-10 14:55:09 +00:00
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Added support for ~expressions
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Added prototype for Slow_Lisp build test
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2019-01-15 00:05:49 +00:00
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Added Custom type for mes.h
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2019-01-28 03:35:44 +00:00
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Added support for octal and binary numbers
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2019-02-23 16:05:20 +00:00
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Added support for \0
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2019-02-23 20:08:59 +00:00
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Added support for GET_MACHINE_FLAGS in tests
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Added --architecture flag
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2019-03-09 20:25:29 +00:00
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Added 24/24 working tests for knight-posix
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2019-02-24 22:46:05 +00:00
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Added working HEAP/malloc to knight-posix
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2018-08-27 02:15:32 +01:00
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** Changed
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Converted M2-Planet to use GNU style error message
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2018-09-01 00:02:55 +01:00
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Seed.M1 when built will now have the same checksum as M2-Planet self-hosted
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2018-10-18 00:27:06 +01:00
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Harmonized license headers
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2019-02-23 16:05:20 +00:00
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Updated M1 to current version
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Updated hex2 to current version
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2019-02-23 20:08:59 +00:00
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Updated get_machine to current version
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2019-02-23 16:05:20 +00:00
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Updated to mescc-tools 0.6.0 syntax
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2019-02-23 20:08:59 +00:00
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Changed default architecture to knight-native
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2019-02-24 01:18:53 +00:00
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Moved x86 specific exit.c and putchar.c to test/common_x86/functions
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2019-02-25 01:53:45 +00:00
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Relocated x86 specific libc.M1 to test/common_x86
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2019-02-26 23:04:49 +00:00
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Formalized Knight-posix execve standard
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2019-03-01 01:52:01 +00:00
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Relocated x86 specific file.c to test/common_x86/functions
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2018-08-27 02:15:32 +01:00
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** Fixed
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2018-08-27 02:44:45 +01:00
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Fixed typo in file headers
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2018-08-31 21:32:53 +01:00
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Fixed version number to reflect current version
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Thanks to akkartik several documentation issues were identified and fixed
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2018-10-18 00:43:16 +01:00
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Corrected missed license headers
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2018-11-06 00:45:15 +00:00
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Fix regression caused by Linux 4.17
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2019-02-24 02:36:26 +00:00
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Fixed broken logic comparions for knight-posix
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2019-02-24 11:48:31 +00:00
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Fixed CONSTANT logic for knight-posix
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2018-08-27 02:15:32 +01:00
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** Removed
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2018-11-08 02:02:21 +00:00
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Removed redundent x86 definitions
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2018-08-27 02:15:32 +01:00
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* 1.0 - 2018-08-26
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** Added
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2018-08-16 17:01:55 +01:00
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Added more generic logic to lookup_type
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Added prim_types to simply the task of reducing search space to primitives
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2018-08-12 18:15:13 +01:00
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** Changed
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2018-08-16 17:01:55 +01:00
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Reorganized Primitive expression evaluation
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Reorganized Collect_local to better match implementation
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Broke out process_break
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Changed ordering in declare_function to reduce stack operations
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Converted weird_string collection into a simpler form
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2018-08-17 09:55:56 +01:00
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Inlined 2 small stubs as breaking them out wouldn't help implementation
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Reordered conditionals for easier implementation and reduced operations
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2018-08-18 20:23:58 +01:00
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Broke out OUT and FUNCTION to silence a single GCC warning
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2018-08-21 01:41:37 +01:00
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Moved required_match and line_error into cc_core.c and removed required_match.c
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Relocated contents of test/functions to functions
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2018-08-26 21:34:31 +01:00
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Upgrades mescc-tools to 40537c0200ad28cd5090bc0776251d5983ef56e3 commit
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Tweaked order for for, while and do loops to make them more in commone
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Tweaked source to better match assembly
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Simplify implementation order of logic
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Simplifed the promote_type logic to a much breifer form
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Broke out generally useful member lookup
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Upgraded seed.M1 to be generated by cc_x86
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2018-08-12 18:15:13 +01:00
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** Fixed
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2018-08-16 17:01:55 +01:00
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Fixed detection of locals to screen out all non-primitive name space collisions
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2018-08-18 20:25:47 +01:00
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Checked in updated gcc function definition
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2018-08-26 21:34:31 +01:00
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Changed's numerate_number's behavior related to zeros
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Improved error message to help debugging
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Fixed bootstrap.sh to build a working M2-Planet binary
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2018-08-12 18:15:13 +01:00
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** Removed
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2018-08-16 17:01:55 +01:00
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Removed redundent steps in Recursive statement
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Removed several redundent steps in Collect_arguments
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2018-08-12 18:15:13 +01:00
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* 0.3 - 2018-08-12
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** Added
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2018-06-26 22:03:17 +01:00
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Added support for global intializers
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2018-07-20 03:33:02 +01:00
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Introduced base offset local and argument load/store
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Added function pointer requirement into M2-Planet
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Added test24 - get_machine
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Added General_Recursion to reduce complexity
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Added uniqueID to purge all code segments that recreate it's functionality
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Added struct Char arrays for structs
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2018-08-12 18:11:02 +01:00
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Added in_set to make complex conditional logic into a simple char search
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2018-06-26 22:03:17 +01:00
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** Changed
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Made String naming 100% deterministic
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2018-07-20 03:33:02 +01:00
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Broke up all_expr to simplify any manual implementations
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Cleaned up function calls
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Simplify variable looksup
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Reused a union to reduce globals
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Brought back common recursion
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Reorged logic tree to reduce complexity
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Simplified expression
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Changed EOF detection logic to deal with unsigned bits
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2018-07-27 00:51:44 +01:00
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Reduced Memory usage down from 50MB to 2MB
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2018-08-10 22:30:48 +01:00
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Simplified Tokenizer logic for easier implementation and understanding
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2018-08-12 18:11:02 +01:00
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Simplified program logic
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Significantly reduced weird string detection logic
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Trimmed escape_lookup down to a key core
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Eliminated Several Minor unneeded steps
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2018-06-26 22:03:17 +01:00
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** Fixed
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Correct bug in how \" is treated
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2018-07-20 03:33:02 +01:00
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Clean up of & when && should have been used
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Made test22 for consistent
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Fixed !c->a regression
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2018-07-21 17:45:19 +01:00
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Fixed ARM platform build
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2018-07-26 23:27:32 +01:00
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Reduced Memory usage per Token to size of string plus fixed padding
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2018-06-26 22:03:17 +01:00
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** Removed
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2018-06-28 21:40:51 +01:00
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Removed need for string copying in M2-Planet
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2018-07-20 03:33:02 +01:00
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Wasted steps in stack offsets
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Need for stack relative offsets
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Extra stack walks
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Removed need for current_function
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Removed unused values
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Removed legacy x86 << >> hacks at the cost of more instructions
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2018-06-26 22:03:17 +01:00
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* 0.2 - 2018-06-21
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** Added
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2018-05-26 21:33:00 +01:00
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Added type promotion to allow progress on mes.c
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Add support for anonymous unions inside of structs
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Added support for passing of function pointers via FUNCTION
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Added support for Local functions
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Added support for EOF
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Added additional debug information to M2-Planet
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Added line numbers and files names for errors in parsing to help debug
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Added support for close and fclose
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2018-06-02 01:05:27 +01:00
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Added prototype support for chmod
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Added basic support for escape strings
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Added support for continue
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Added string_length function to string.c
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Added function numerate_string for converting string to integer
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Added supporting hex2char, char2hex, dec2char and char2dec functions
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Added support bitwise xor
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2018-06-02 02:45:48 +01:00
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Added Blood-elf test
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Added Hex2_linker test
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2018-06-02 03:52:30 +01:00
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Added M1-macro test
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2018-06-06 02:08:15 +01:00
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Added prototypes to allow functions to be independently built
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2018-06-07 02:37:19 +01:00
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Added support for debug format output to help debugging
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2018-06-08 20:43:36 +01:00
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Added function specific counters to make output even more deterministic
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2018-06-22 02:33:50 +01:00
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Added M1-macro seed to eliminate C compiler dependency for bootstrap
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2018-05-26 21:33:00 +01:00
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** Changed
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Improving Documentation to help new programmers get functional
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2018-06-02 01:05:27 +01:00
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Cleaned up numerate_number to make it more general purpose
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Enabled stand alone builds of calloc
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Unified bitwise operations
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Made string.c more independent
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2018-06-06 02:08:15 +01:00
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Created a M1-macro stub file to simplify independent builds
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2018-06-07 02:37:19 +01:00
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Created a hex2_linker stub file to simplify independent builds
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Created a blood-elf stub file to simplify independent builds
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2018-05-26 21:33:00 +01:00
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** Fixed
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Minor cleanup and removal of unneeded whitespace
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Fixed outstanding bug when struct foo* foo and foo->bar was used
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2018-06-02 01:05:27 +01:00
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Fixed ":foo bug
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Fixed "\n:foo bug
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Adjusted all previous references to numerate_number to ensure output is consistent
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Fixed up reader so that '\'' and "\"" work correctly now
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fixed "\"" bug in string output generation
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2018-05-26 21:33:00 +01:00
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** Removed
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2018-06-02 01:05:27 +01:00
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Removed need for memset in numerate_number
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2018-06-06 02:08:15 +01:00
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Removed minimal build target as it no longer serves a purpose
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2018-06-08 20:43:36 +01:00
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Removed independent counters for for, while and if jumps
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2018-05-26 21:33:00 +01:00
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* 0.1 - 2018-02-23
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** Added
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Added example programs
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Added first generation libc
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Added first generation defs.M1
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added FOR Loop support along with example
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Added support for assembly statements
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Added CONSTANT to the language
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Added support for <. >= and > expressions
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Added struct support
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Added unary - and ! support
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Added additional functionality such as mixed structs, do while loops, gotos and tests for the new functionality
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Incorporate breaks into loops
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Became Self-Hosting
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** Changed
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Tweaked argument processing to help mescc support
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Isolated global_token to cc.c
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Moved strings to the bottom of the output
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Broke out globals
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Started to move type information out of hard-coded logic
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Started adding tests instead of examples
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Put common x86 platform logic in a shared folder to reduce duplicate code
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Converted from legacy M2-Planet Input.c Output.c to M2-Planet -f input.c ... -f
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Minor reordering of tests
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** Fixed
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expanded type support to include integer arrays
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Reduced the memory churn in string creation
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fixed Capitalization problems
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** Removed
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Removed need for enum in bootstrapping
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Removed need for global output list
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Eliminated the global stack
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Reduced library dependencies
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* 0.0 - 2017-07-05
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** Added
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Added minimal tokenizer
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Added minimal string support
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Added minimal parser
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** Changed
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** Fixed
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** Removed
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