zik.saleeba
77c4b6e71b
Floating point evaluation implicit casting fixes.
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Fixed a problem on UNIX where the program usage message couldn't be printed due to the platform output system not being initialised by that point in execution.
git-svn-id: http://picoc.googlecode.com/svn/trunk@290 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-05-27 03:02:30 +00:00
zik.saleeba
6c8d9ba4cb
Fixed a floating point type error bug.
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Re-ordered handling of infix floating point operators to handle them before integer coercion.
git-svn-id: http://picoc.googlecode.com/svn/trunk@288 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-05-27 00:05:31 +00:00
zik.saleeba
5dcde3d5ea
Fix for a bug where variables which were initialised on declaration weren't writable.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@279 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-05-14 00:21:29 +00:00
zik.saleeba
a76fc34881
By popular demand I'm adding support for native pointers. It's a work in progress - not working yet.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@277 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-05-06 00:25:09 +00:00
zik.saleeba
bd9cb90e02
Added the beginnings of flying fox platform support.
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Removed some annoying debug.
Made it easier to compile unmodified on non-UNIX systems.
git-svn-id: http://picoc.googlecode.com/svn/trunk@274 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-05-04 12:02:16 +00:00
zik.saleeba
997f0c119f
Fixed a char * arithmetic bug
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git-svn-id: http://picoc.googlecode.com/svn/trunk@273 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-29 03:24:15 +00:00
zik.saleeba
5f09200360
Implementing variants on pointer assignment - assigning arrays and array
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pointers to pointers to the array element type.
git-svn-id: http://picoc.googlecode.com/svn/trunk@272 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-27 12:19:36 +00:00
zik.saleeba
647cc90999
Added pre/post inc/dec operators for pointers.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@270 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-26 11:39:16 +00:00
zik.saleeba
4ea76ea5b3
Changed dereferencing to handle arrays correctly.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@269 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-26 03:26:04 +00:00
zik.saleeba
c805b3fdec
Added ability to print types in error messages
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git-svn-id: http://picoc.googlecode.com/svn/trunk@268 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-24 01:02:25 +00:00
zik.saleeba
f2f44b1bf7
Slightly neater and more general way of handling type coercion on parameter passing. Doesn't actually correct the Param->Typ any more but this shouldn't be necessary.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@267 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-23 22:46:32 +00:00
zik.saleeba
d06f2442fb
Fixed int->char coercion error in parameter passing.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@265 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-23 11:57:45 +00:00
zik.saleeba
99656dc9fb
Added NO_FP around new FP assign code
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git-svn-id: http://picoc.googlecode.com/svn/trunk@264 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 22:28:30 +00:00
zik.saleeba
146a591ed0
Fixed a bug in char<->int coercion in parameter passing.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@263 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 22:05:27 +00:00
zik.saleeba
95f2b3e193
Characters are now actually stored as char and coerced to other types when necessary.
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Parameters are passed as the requested types and coerced where appropriate.
Assignments are now a function rather than a macro.
Cleaned up some comments in lex.c.
Small valued integer constants are passed as char constants to save space.
git-svn-id: http://picoc.googlecode.com/svn/trunk@262 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 12:06:58 +00:00
zik.saleeba
16c5b72f4d
Pointer comparison operations implemented
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git-svn-id: http://picoc.googlecode.com/svn/trunk@260 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 08:19:52 +00:00
zik.saleeba
e5fa7017f0
Better checks on pointers.
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Pointer offsets are now honoured.
git-svn-id: http://picoc.googlecode.com/svn/trunk@259 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 07:23:26 +00:00
zik.saleeba
8c918707f2
Added checks for NULL pointer dereference
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git-svn-id: http://picoc.googlecode.com/svn/trunk@258 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-22 01:58:03 +00:00
zik.saleeba
096def8f55
Pointer arithmetic and NULL pointer support added
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git-svn-id: http://picoc.googlecode.com/svn/trunk@255 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-19 11:49:01 +00:00
zik.saleeba
7c2ce7290a
Fixes for a clean surveyor compile
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git-svn-id: http://picoc.googlecode.com/svn/trunk@253 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-19 01:15:01 +00:00
zik.saleeba
94e051c9c9
The new expression system is now the mainstream expression evaluator. Hoorah!
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git-svn-id: http://picoc.googlecode.com/svn/trunk@249 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-15 10:49:22 +00:00
zik.saleeba
2e22614595
Final problems with the new expression system fixed
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git-svn-id: http://picoc.googlecode.com/svn/trunk@248 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-15 10:47:51 +00:00
zik.saleeba
7cb2079af4
Macros implemented
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git-svn-id: http://picoc.googlecode.com/svn/trunk@245 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-15 06:57:02 +00:00
zik.saleeba
883db65e15
'->' now works in the new expression system.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@244 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-15 06:40:56 +00:00
zik.saleeba
8339e586d1
Fixed a problem with assignment of non-numeric types
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git-svn-id: http://picoc.googlecode.com/svn/trunk@242 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-15 05:26:46 +00:00
zik.saleeba
031edfb7ab
Problem with ending expressions fixed in new expression system.
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Problem with handling ternary operators in case values fixed (those colons are tricky).
git-svn-id: http://picoc.googlecode.com/svn/trunk@233 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-14 23:44:49 +00:00
zik.saleeba
9fdee50576
Case expression handling fixed.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@232 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-14 08:44:47 +00:00
zik.saleeba
ca628b8cb3
Array indexing now works in the new expression system.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@231 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-14 06:55:00 +00:00
zik.saleeba
d034ded5fc
Structs now work in the new expression system.
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Tests 03 and 04 now pass.
git-svn-id: http://picoc.googlecode.com/svn/trunk@230 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-14 03:18:40 +00:00
zik.saleeba
9e24449497
Problems with increment/decrement operators fixed in new expression system.
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Test 02_printf now works.
git-svn-id: http://picoc.googlecode.com/svn/trunk@229 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-13 09:02:45 +00:00
zik.saleeba
1877ab67aa
New expression system now successfully evaluates simple expressions.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@228 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-13 06:57:32 +00:00
zik.saleeba
8038424d1a
Removed diagnostics
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git-svn-id: http://picoc.googlecode.com/svn/trunk@225 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-11 06:36:40 +00:00
zik.saleeba
9e75ab3760
Temporarily added some test for the parameter passing problem Howard found.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@222 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-08 12:00:45 +00:00
zik.saleeba
74673d965a
More work on expressions. Trying to get variable lookups to work in the new system.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@217 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-05 02:24:00 +00:00
zik.saleeba
61174fb115
Interactive mode error handling fixed for surveyor.
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All surveyor warnings fixed.
git-svn-id: http://picoc.googlecode.com/svn/trunk@216 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-04-04 03:11:12 +00:00
zik.saleeba
79c7619dab
New expression system now handles simple numeric values
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git-svn-id: http://picoc.googlecode.com/svn/trunk@214 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-30 11:16:40 +00:00
zik.saleeba
45a378231b
More work on expressions
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git-svn-id: http://picoc.googlecode.com/svn/trunk@213 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-29 11:08:03 +00:00
zik.saleeba
8baa2f71f7
Fixed a pile of compile errors
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git-svn-id: http://picoc.googlecode.com/svn/trunk@212 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-28 11:10:34 +00:00
zik.saleeba
1ab28fcfb7
Took a first stab at implementing new/delete. Needs a bit more thought on how to handle dangling references to deallocated storage.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@211 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-16 04:25:58 +00:00
zik.saleeba
207549bf17
Reorganised platform/library stuff for better separation between
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platforms.
Removed unnecessary union in pointers.
git-svn-id: http://picoc.googlecode.com/svn/trunk@203 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-15 07:07:21 +00:00
zik.saleeba
c65cd8256b
More work on the new expression evaluator
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git-svn-id: http://picoc.googlecode.com/svn/trunk@201 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-12 10:49:57 +00:00
zik.saleeba
36e58ab475
Stack handling for new expression evaluator
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git-svn-id: http://picoc.googlecode.com/svn/trunk@200 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-12 02:21:12 +00:00
zik.saleeba
456a83da75
'->' operator implemented
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git-svn-id: http://picoc.googlecode.com/svn/trunk@181 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-09 23:18:04 +00:00
zik.saleeba
08cd7e8328
Changed prompt for surveyor
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git-svn-id: http://picoc.googlecode.com/svn/trunk@174 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-09 00:07:44 +00:00
zik.saleeba
fab9d6ed1e
More work on operator precedence. Plenty to do yet.
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git-svn-id: http://picoc.googlecode.com/svn/trunk@171 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-08 08:40:05 +00:00
zik.saleeba
dc04ba8dd0
Split parsing across two files parse.c and the new expression.c
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git-svn-id: http://picoc.googlecode.com/svn/trunk@170 21eae674-98b7-11dd-bd71-f92a316d2d60
2009-03-08 07:56:28 +00:00
