matiec: Graph

Make use of pre-parser a command line option. 2014-11-30, by mjsousa
Fix AST generated by parsing with preparsing switched OFF (typo in array datatypes, and fix parsing of POUs). 2014-11-30, by mjsousa
Fix AST generated by parsing with preparsing switched on, and allow parsing to work with preparsing off. 2014-11-29, by mjsousa
Fix bug introduced when adding support for relaxed datatype model: change derived_datatype_identifier_c to identifier_c when used as an identifier 2014-11-29, by mjsousa
Add a pre-parsing phase to stage1_2 (allows source code that references POUs and datatypes before they are declared) 2014-11-29, by mjsousa
Comment out unused and buggy code. 2014-11-29, by mjsousa
Update the comments in source code. 2014-11-27, by mjsousa
Fix bug introduced when adding support for relaxed datatype model. Code cleanup. 2014-11-26, by mjsousa
Fix main state machine in flex (states were being pushed without being poped from the stack) 2014-11-23, by mjsousa
merge 2014-11-16, by mjsousa
Make the relaxed datatype model a runtime option (off by default) 2014-11-16, by mjsousa
Add support for relaxed datatype model for array datatypes. 2014-11-16, by mjsousa
fix bug introduced a few commits ago: do not print the first char ('%') of a direct_variable_c (e.g. skip % in %IW4.2) 2014-11-09, by mjsousa
fix code generation when dereferencing pointers (ref_to) to arrays (ref_to_array^[5]) 2014-10-25, by mjsousa
Fix bug: set the scope annotation in deref_operators used inside structs 2014-10-25, by mjsousa
Editing of error message to make it more clear. 2014-10-25, by mjsousa
Filling of symbol->scope annotation moved from narrow to fill_candidate_datatypes_c (became possible because narrowing of struct, array and symbolic variables is now done directly in fill_candidate_datatypes_c) 2014-10-25, by mjsousa
fill_candidate_datatypes_c now uses search_varinstance_decl_c instead of search_varfb_instance_type_c (moving towards deprecation of search_varfb_instance_type_c) 2014-10-25, by mjsousa
Do the full fill_candidate/narrow_datatype algorithm for all fields of a structured variable in the fill_candidate_datatypes_c 2014-10-19, by mjsousa
Fix bug with multple dereferencing (bool_var := bool_ptr_ptr^^;) 2014-10-19, by mjsousa
Fix bug: Add support for de-referencing pointers to struct (struct_ptr^.elem1) when used inside FB. 2014-10-19, by mjsousa
Fix bug: add support for dereferencing of REF_TO to REF_TO xxx (e.g.: bool_var := ref_to_ref_to_bool^^;) 2014-09-28, by mjsousa
Turn support of derefencing operator '^' an option (default is not supported). 2014-09-28, by mjsousa
Add support for de-referencing of REF_TO datatypes (Note: dereferencing of arrays and structs not yet supported!) 2014-09-28, by mjsousa
Add support for REF_TO inside arrays and structs (a non-standard feature!) 2014-09-27, by mjsousa
Code cleanup: with the introduction of anotation_map[], generate_c_vardecl_c can now derive directly from generate_c_base_c 2014-08-11, by mjsousa
Fix typos in comments 2014-08-11, by mjsousa
Add comments, and make get_datatype_id_str_c equivalent to get_datatype_id_c 2014-08-11, by mjsousa
Fix calling of functions whose parameters are of an implicitly declared datatype (currently only makes sense for REF_TO datatypes, but may make sense to other datatypes too if the datatype model is changed in the future). 2014-08-11, by mjsousa
fix indentations. 2014-08-10, by mjsousa
in lvalue, add check for REF() fucntion invocation, and the NULL literal 2014-08-10, by mjsousa
Initialise REF_TO variables to NULL. 2014-08-09, by mjsousa
Make support for REF_TO ANY a command line option. 2014-08-09, by mjsousa
Add support for non standard REF_TO ANY (equivalent to void *) 2014-08-09, by mjsousa
Update some comments. (No changes to code) 2014-08-08, by mjsousa
Introduce absyntax class for keyword ANY, and use REF_TO(ANY) as datatype of NULL literal. 2014-08-08, by mjsousa
Fix bug (introduced a few commits ago) when generating SFC actions that are mapped onto variables --> Make generate_sfcdecl_c stateless (i.e. does not depend on order by which it is called). 2014-08-06, by mjsousa
Add support for the 'NULL' keyword, defined in version 3 of IEC 61131-3. 2014-07-31, by mjsousa
for option '-Op' (generate <pouname>.h/c): add '#include <pouname>.h' to the .c file, and '#ifdef <pouname>_H' to the .h file 2014-07-29, by mjsousa
Ass include of iec_std_lib.h in POUS.h file. 2014-07-25, by mjsousa
Add support for implicitly declared REF_TO datatypes. 2014-07-21, by mjsousa
With -Op option --> Place implicitly defined datatypes in the .h file corresponding to the POU where they are used. 2014-07-20, by mjsousa
Add name of POU as prefix to names of implicitly defined datatypes 2014-07-20, by mjsousa
Implicitly defined array datatypes use new naming method (greatly simplifies stage 4 code). 2014-07-20, by mjsousa
array_specification_c may be used as a datatype! Add it to spec_init_separator_c 2014-07-20, by mjsousa
Change REF() operator to return the correct REF_TO datatype datatype. 2014-07-13, by mjsousa
Narrow array subscripts correctly, even in the presence of other datatype errors (so we do not generate error messages for array subscripts that do not contain errors). 2014-07-13, by mjsousa
Add support for REF_TO derived datatypes (along with datatype verification) 2014-07-13, by mjsousa
Add option to place each POU in a distinct .c and .h file pair. 2014-07-06, by mjsousa
code re-organisation. Preparing for the changes to come in the next commit (one C file for each POU) 2014-07-06, by mjsousa
Remove un-used parameter from class constructor. 2014-07-06, by mjsousa
Move standard FBs to a pre-converted C file, insted of converting them every time along with the IEC source. 2014-07-06, by mjsousa
Move library files compiled to C to their own subdiectory. 2014-07-06, by mjsousa
Fix stupid mistake in previous commit (use 'long double' instead of 'ld' in istandard library macro) 2014-07-06, by mjsousa
merge 2014-07-05, by mjsousa
Update build/compile instructions to reflect the fact that autoconf needs to be executed. 2014-07-05, by mjsousa
Fix time conversion function in std library, and change into macro (so it may be used in variable initialisations) 2014-07-05, by mjsousa
Add support for the stepname.T syntax. 2014-06-01, by mjsousa
Change the name of the variable with the step state to stepname.X (in the generated VARIABLES.csv file) 2014-06-01, by mjsousa
Add support for Stepname.X syntax. 2014-05-31, by mjsousa
Remove dead code previously left in by mistake. 2014-05-31, by mjsousa
Add error message for invalid datatype of transition condition. Generalize datatype narrowing algorithm for transition conditions. 2014-05-29, by mjsousa
merge 2014-05-28, by Edouard Tisserant
closed temporary fix branch 2014-05-28, by Edouard Tisserant
Check VAR_EXTERN variables declared in FBs instantiated in a Program (and recursively too - FBs in FBs). 2014-05-20, by mjsousa
Fix typo in as yet dormant code (related to REF_TO keyword, that is not yet active) 2014-05-20, by mjsousa
Fix compilation error on platforms where real64_t is mapped onto 'long double' 2014-05-08, by mjsousa
Correctly handle structured variables that include FB and external FBs (example: FB1.FB2.extFB3.FB4.extFB5.extFB6.structvar.field1 := 42;) (this commit fixes only ST code. TODO: IL and SFC) 2014-04-08, by mjsousa
Remove call to type_is_complex() in ST code generation. 2014-04-04, by mjsousa
A little code cleanup (reduce number of possible variable generation states) 2014-03-31, by mjsousa
Finish: Change order of SET_xxx() macros. (this will allow me to simplify the print_setter() methods later on) 2014-03-30, by mjsousa
Change order of SET_xxx() macros. (this will allow me to simplify the print_setter() methods later on) 2014-03-29, by mjsousa
More static declarations in POUS.c in order to avoid conflicting symbol definitions with new POUS.c inclusion scheme 2014-03-27, by Edouard Tisserant
Fix multiple resources support, POUS.c now only contain static definitions. POUS.c is included in configuration C code as well as in resources to allow GLOBAL FBs to be declared in configurations 2014-03-26, by Edouard Tisserant
Disable stage4 options with on windows since getsuboptr isn't supported in mingw 2014-03-20, by Edouard Tisserant
merge 2014-03-20, by Edouard Tisserant
Track of line number correctly when input file has code with very long lines. 2014-03-19, by mjsousa
Fix memory leak in lexical parser. 2014-03-19, by mjsousa
Make generation of #line directives optional. 2014-03-16, by mjsousa
Insert #line directives in generated C code. 2014-03-16, by mjsousa
Add support for parsing of REF_TO keyword (defined in IEC61131-3 v3). This support is currently inactive (in flex) until we get to add C code generation later on. 2014-03-15, by mjsousa
Update files to be ignored by mercurial: ignore files generated by autoconf, directory test/, and *.orig 2014-03-15, by mjsousa
Fix bug: do not print IL 'label' when generating inline functions (JMPxx label was generating erroneous C code) 2014-03-02, by mjsousa
Add limited support for the REF() operator (defined in v3 of IEC 61131-3) 2014-03-02, by mjsousa
Remove assertion being failed by IL labels (IL labels do not yet have specific datatypes). 2014-02-24, by mjsousa
Added stage1_2/Makefile.am weird rule to keep compatible with previous version of automake 2014-02-28, by Edouard Tisserant
Merge 2014-02-19, by Edouard Tisserant
fix definition of pragma. 2014-02-16, by mjsousa
Fix the state machine that became broken 2 commits ago (when adding support for nested comments) 2014-02-16, by mjsousa
Add option to control support for nested comments (default is off, as defined in IEC 61131-3 v2) 2014-02-16, by mjsousa
Add support for nested comments 2014-02-15, by mjsousa
Fix bug: when checking compatibility between GLOBAL and EXTERNAL variables, must only enforce GLOBAL CONSTANT => EXTERNAL CONSTANT. 2014-02-12, by mjsousa
merge 2014-02-11, by mjsousa
Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar) 2014-01-06, by Mario de Sousa
Fix bug in standard: standard does not allow multiple VAR_GLOBAL ... END_VAR constructs in configurations and resources. This is probably a bug, so we allow it. 2014-02-09, by mjsousa
Code cleanup (part 3): generate_c_typedecl_c is no longer needed for code generation in POUS.c It is now only needed for datatype declaration in POUS.h 2014-02-09, by mjsousa
Code cleanup (part 2): generate_typedecl_c now only prints to POUS.h ! 2014-02-08, by mjsousa
Code cleanup (part 1): subrange check functions are now declared in POUS.h (as static inline functions or #define) 2014-02-08, by mjsousa
Fix get_datatype_info_c::is_subrange(), which did not work when using base type! (we now use get_equivtype() instead of get_base_type() ) 2014-02-08, by mjsousa
fix a couple of typos. 2014-02-08, by mjsousa
Fix bug - correctly declare struct members whose type is a directly defined array (e.g.: STRUCT x: ARRAY of XXX; END_STRUCT) 2014-02-08, by mjsousa
Start using the called_fb_declaration annotation when generating C code from FB calls in ST. 2014-02-05, by mjsousa
Code cleanup: move datatype analysis to get_datatype_info_c 2013-12-22, by Mario de Sousa
Fix bug-fix of previous commit. 2013-12-20, by Mario de Sousa
Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3). 2013-12-19, by Mario de Sousa
Fix bug/issue #33 (correctly access struct/array variables declared inside a FB -> r:=FB1.FB2.struct1.array1[3] ) 2013-12-18, by Mario de Sousa
Add assertion suggested by Manuele. 2013-09-07, by Mario de Sousa
merge 2013-08-23, by mjsousa
Use get_datatype_info_c::is_type_valid() to determine datatype validity 2013-08-23, by mjsousa
Recursively check the datatype compatibility of values/expressions passed in function/FB invocations. 2013-08-23, by mjsousa
Change error message text so as to become more suitable to where they might occur in the source code. 2013-08-23, by mjs
Add code to check if an IN_OUT variable is being passed an IL list in formal IL FB/function invocations. 2013-08-22, by mjsousa
Generate correct error message when encountering IL lists embedded in IL formal invocations. 2013-08-22, by mjsousa
Fill in the 'datatype' anotation in the identifiers of symbolic variables. 2013-08-22, by mjsousa
Fix C code generation of FB invocation in IL. 2013-08-22, by mjsousa
Fix detection of datatype errors on IL conditional flow control operators (JMPC, RETC, ...) 2013-08-22, by mjsousa
Allow array_dimension_iterator to accept an array_spec_init_c. 2013-08-21, by mjsousa
Small code cleanup (move common code to a function) 2013-08-21, by mjsousa
Fix datatype analysis of conditional IL operators (CALC, CALCN, RETC, RETCN, JMPC, JMPCN, S and R) 2013-08-21, by mjsousa
Fix datatype analyses of S and R IL operators. 2013-08-21, by mjsousa