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119 commits

Author SHA1 Message Date
zik.saleeba 6f7daf0145 Now cleaning up types too 
git-svn-id: http://picoc.googlecode.com/svn/trunk@195 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-11 10:17:46 +00:00
zik.saleeba 028c98d665 Now cleaning up more stuff 
git-svn-id: http://picoc.googlecode.com/svn/trunk@194 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-11 10:01:32 +00:00
zik.saleeba a22c243c06 Doing some work on cleaning up more nicely on exit. 
Also allowing the use of the native heap allocator as an option.

git-svn-id: http://picoc.googlecode.com/svn/trunk@192 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-11 02:19:18 +00:00
zik.saleeba 23bce9d38a enums implemented 
git-svn-id: http://picoc.googlecode.com/svn/trunk@180 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-09 22:36:01 +00:00
zik.saleeba dc04ba8dd0 Split parsing across two files parse.c and the new expression.c 
git-svn-id: http://picoc.googlecode.com/svn/trunk@170 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-08 07:56:28 +00:00
zik.saleeba 46c4bad533 Interactive mode now works. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@167 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-08 04:26:28 +00:00
zik.saleeba 05d377e49d First stab at interactive mode needs debug. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@164 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-07 11:23:42 +00:00
zik.saleeba f5fac3fdf2 First stab at making lists of tokens from interactive input. Not ready yet. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@162 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-07 07:49:17 +00:00
zik.saleeba 8a5ed05fd2 Now copying function tokens so when we're in interactive mode we can free the original tokens without 
losing the box and dice.


git-svn-id: http://picoc.googlecode.com/svn/trunk@161 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-07 06:17:11 +00:00
zik.saleeba 86bb48b158 #define now works for simple unparameterised expression macros 
git-svn-id: http://picoc.googlecode.com/svn/trunk@159 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-06 07:27:45 +00:00
zik.saleeba 3bdbb51d5c Now allowing multiple declarations in one statement 
git-svn-id: http://picoc.googlecode.com/svn/trunk@157 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-06 06:00:51 +00:00
zik.saleeba 8020a9ca57 Expression fiddling 
git-svn-id: http://picoc.googlecode.com/svn/trunk@151 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-04 10:09:56 +00:00
zik.saleeba a3ab81ca23 Starting to code the new expression system 
git-svn-id: http://picoc.googlecode.com/svn/trunk@148 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-03 10:53:45 +00:00
zik.saleeba 676c937a7b Fixed bug in stdarg handling of non-stack values 
git-svn-id: http://picoc.googlecode.com/svn/trunk@142 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-03-02 22:13:47 +00:00
zik.saleeba 7003b55ead Library functions now get Parser as a parameter 
git-svn-id: http://picoc.googlecode.com/svn/trunk@134 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-28 22:14:55 +00:00
zik.saleeba d98c55d5e5 Platform-shared global variables implemented 
git-svn-id: http://picoc.googlecode.com/svn/trunk@130 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-28 20:46:02 +00:00
zik.saleeba b6b75396dd Added all remaining operators with a view to completing expression evaluation 
git-svn-id: http://picoc.googlecode.com/svn/trunk@124 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-28 19:30:48 +00:00
zik.saleeba 6ce1662475 Platform-dependent exit() function for Surveyor 
git-svn-id: http://picoc.googlecode.com/svn/trunk@121 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-28 05:43:28 +00:00
zik.saleeba 73d91b6202 Change to add extra lvalue information to values 
git-svn-id: http://picoc.googlecode.com/svn/trunk@117 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-26 09:56:22 +00:00
zik.saleeba 3558506261 Fiddling with pointers 
git-svn-id: http://picoc.googlecode.com/svn/trunk@115 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-25 11:14:46 +00:00
zik.saleeba 20fb2407ef Big reorganisation to make it easier to port to different targets 
git-svn-id: http://picoc.googlecode.com/svn/trunk@110 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-24 11:16:37 +00:00
zik.saleeba e94767ba98 New NO_FP compile option allows removal of all floating point support 
git-svn-id: http://picoc.googlecode.com/svn/trunk@101 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-24 00:21:17 +00:00
zik.saleeba 4b11999dea stdarg parameter type checking bug sorted 
git-svn-id: http://picoc.googlecode.com/svn/trunk@99 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-21 23:38:07 +00:00
zik.saleeba 7f6503d1e0 printf() now works! 
Fixed a bug in pointer sizing.


git-svn-id: http://picoc.googlecode.com/svn/trunk@98 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-21 12:02:15 +00:00
zik.saleeba 4821d689ad Big changes to string constants. 
Got rid of str.c.
First attempt at stdarg params in printf()


git-svn-id: http://picoc.googlecode.com/svn/trunk@97 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-21 02:35:52 +00:00
zik.saleeba 2ac131247b Fixed a lexer bug in memory allocation 
git-svn-id: http://picoc.googlecode.com/svn/trunk@96 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-20 09:46:46 +00:00
zik.saleeba 89e5c66189 Implemented ellipsis for stdargs and stdarg stack handling 
git-svn-id: http://picoc.googlecode.com/svn/trunk@95 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-20 09:04:45 +00:00
zik.saleeba ebc32dc1f0 Removed unnecessary ResultOnHeap parameters - they just added code for no reason. 
Arguments are now stored fully on the stack to fix a bug with nested function calls.

git-svn-id: http://picoc.googlecode.com/svn/trunk@91 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-19 23:29:35 +00:00
zik.saleeba fdad9f8d30 Changes to help with implementing switch/case/break/continue/return 
git-svn-id: http://picoc.googlecode.com/svn/trunk@82 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-18 08:19:06 +00:00
zik.saleeba d94b70212b Syntax of "switch" is now handled. Not semantics though. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@81 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-17 23:36:09 +00:00
zik.saleeba 2e545deb6a Arrays debugged and working 
git-svn-id: http://picoc.googlecode.com/svn/trunk@80 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-15 07:39:41 +00:00
zik.saleeba b073f187f8 Revamped the way lvalues work. Now both structs and '.' should work. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@77 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-15 05:52:03 +00:00
zik.saleeba bd5fe4b73c Made a cleaner interface to creating shared values 
git-svn-id: http://picoc.googlecode.com/svn/trunk@74 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-11 06:47:36 +00:00
zik.saleeba e348021c51 Fixed some egregious bugs 
git-svn-id: http://picoc.googlecode.com/svn/trunk@72 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-10 22:25:20 +00:00
zik.saleeba a8b4b08d93 Implemented the '.' operator for struct/union member access 
git-svn-id: http://picoc.googlecode.com/svn/trunk@66 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-09 11:40:56 +00:00
zik.saleeba 943aa9cf97 Added some heap debug 
git-svn-id: http://picoc.googlecode.com/svn/trunk@61 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-03 06:27:34 +00:00
zik.saleeba 0547bcaff0 Increased heap size to 8k 
git-svn-id: http://picoc.googlecode.com/svn/trunk@55 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 22:35:59 +00:00
zik.saleeba 1389084b36 Fixed some egrerious bugs 
git-svn-id: http://picoc.googlecode.com/svn/trunk@49 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 11:50:55 +00:00
zik.saleeba 956efab67f Parser is now updated to work with the new lexer and string system. 
System now compiles - needs debug.


git-svn-id: http://picoc.googlecode.com/svn/trunk@48 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 11:08:36 +00:00
zik.saleeba f8216bb79f Type system now works with the new lexer. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@47 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 05:27:15 +00:00
zik.saleeba 0c0ac9b332 Lexer now supports interactive input. 
Lexer now pre-scans the source and returns a buffer of tokens.
Heap can provide unallocated memory for a temporary buffer.

git-svn-id: http://picoc.googlecode.com/svn/trunk@46 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 04:53:45 +00:00
zik.saleeba 8bd1c18d24 Converting to use shared strings 
git-svn-id: http://picoc.googlecode.com/svn/trunk@45 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-02 03:27:05 +00:00
zik.saleeba 86af5318da Bulko lexer change for more efficient pre-scanned tokens. 
Removed Str type - replaced with standard C strings.
Added hashed string tables for efficient string storage.


git-svn-id: http://picoc.googlecode.com/svn/trunk@43 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-02-01 11:31:18 +00:00
zik.saleeba 2d7b467b96 Changed from a linear probing hash table to a hash chain method since we now have better storage allocation. This is more space efficient and removes the static limits on local variable table sizes. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@41 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-29 22:26:04 +00:00
zik.saleeba b2396d3eda Now stack frames appear on our new stack as they should. The old static 
limits are gone.


git-svn-id: http://picoc.googlecode.com/svn/trunk@40 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-29 11:10:46 +00:00
zik.saleeba 75e45704e8 Bulk changes to accomodate the new storage model. 
The system now compiles again (probably doesn't run though).


git-svn-id: http://picoc.googlecode.com/svn/trunk@38 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-26 08:57:32 +00:00
zik.saleeba 4524270e50 Changing everything to handled heap-allocated values 
git-svn-id: http://picoc.googlecode.com/svn/trunk@37 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-25 02:09:44 +00:00
zik.saleeba b9e1086cbb Moving towards a working new type system 
git-svn-id: http://picoc.googlecode.com/svn/trunk@36 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-24 03:15:02 +00:00
zik.saleeba fad5c6db69 Big changes and progress towards the new type system. Doesn't compile right now. Maybe tomorrow. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@35 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-23 11:34:12 +00:00
zik.saleeba a59be13de3 Now compiles with some of the new structure in place 
git-svn-id: http://picoc.googlecode.com/svn/trunk@34 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-21 09:02:05 +00:00
zik.saleeba 626c29a639 Working on the heap and the new type system. Doesn't compile right now. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@33 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-21 00:52:42 +00:00
zik.saleeba 93a6dffee4 #define macros implemented 
git-svn-id: http://picoc.googlecode.com/svn/trunk@27 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-05 04:28:54 +00:00
zik.saleeba 995266ce9c Added test framework. 
Implemented preprocessor-style directives (not finished yet).


git-svn-id: http://picoc.googlecode.com/svn/trunk@26 21eae674-98b7-11dd-bd71-f92a316d2d60
 2009-01-04 04:08:49 +00:00
zik.saleeba 939c68cd4d Intrinsic functions implemented 
git-svn-id: http://picoc.googlecode.com/svn/trunk@25 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-27 04:36:45 +00:00
zik.saleeba bf0fe101e5 Support for floating point output added 
git-svn-id: http://picoc.googlecode.com/svn/trunk@24 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-27 03:04:58 +00:00
zik.saleeba 704f20e1c4 Added floating point support 
git-svn-id: http://picoc.googlecode.com/svn/trunk@22 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-27 02:25:49 +00:00
zik.saleeba 69113a26c6 Function calls added 
git-svn-id: http://picoc.googlecode.com/svn/trunk@20 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-24 02:30:29 +00:00
zik.saleeba 252e1339d6 Type and parameter parsing - working toward function handling. 
"plain token" lexical analysis for brevity.


git-svn-id: http://picoc.googlecode.com/svn/trunk@19 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-22 11:52:31 +00:00
zik.saleeba e5920c041c Local variables implemented 
git-svn-id: http://picoc.googlecode.com/svn/trunk@18 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-22 02:29:19 +00:00
zik.saleeba ebf601bfb9 Removed unused path in TableSet() 
git-svn-id: http://picoc.googlecode.com/svn/trunk@16 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-21 03:13:25 +00:00
zik.saleeba eba1492fcb Function definitions implemented. 
Lexer changed to not carry values in LexState.


git-svn-id: http://picoc.googlecode.com/svn/trunk@15 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-21 01:36:09 +00:00
zik.saleeba 19fbe151ff Fixed a number lexing bug. 
Fixed an assignment bug.
Beginnings of function handling.
Now can run a simple program for the first time.


git-svn-id: http://picoc.googlecode.com/svn/trunk@14 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-20 11:46:21 +00:00
zik.saleeba 42c28c78c7 Neatened calling and error handling. 
Parser now handles assignment.


git-svn-id: http://picoc.googlecode.com/svn/trunk@13 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-20 10:24:34 +00:00
zik.saleeba a41ac67b50 Now compiles 
git-svn-id: http://picoc.googlecode.com/svn/trunk@10 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-12-19 00:22:52 +00:00
zik.saleeba 8cfd9c6013 Wrote much of the parser 
git-svn-id: http://picoc.googlecode.com/svn/trunk@9 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-11-22 02:56:08 +00:00
zik.saleeba d89cc62990 More lexiness 
git-svn-id: http://picoc.googlecode.com/svn/trunk@6 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-10-14 11:46:42 +00:00
zik.saleeba 96674aad41 Now uses internal printf 
git-svn-id: http://picoc.googlecode.com/svn/trunk@5 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-10-14 11:18:43 +00:00
zik.saleeba b5f685e744 Now compiles cleanly 
git-svn-id: http://picoc.googlecode.com/svn/trunk@3 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-10-13 10:53:25 +00:00
zik.saleeba 7bfc2c0be5 Initial checkin of picoc. Not working yet. 
git-svn-id: http://picoc.googlecode.com/svn/trunk@2 21eae674-98b7-11dd-bd71-f92a316d2d60
 2008-10-13 00:53:28 +00:00