@@ -8,7 +8,7 @@ for a large subset of the Lua language (see limitations below). The compiler is written entirely in Lua, and no build/install is needed. This project reuses Metalua's gg/mlp parser to convert Lua -source to a Metalua-style[1] AST over which the compiler then +source to a Metalua-style [1] AST over which the compiler then operates. lua2c does not require Metalua itself though since gg/mlp is bundled in the distribution and is written in pure Lua. @@ -36,23 +36,23 @@ without running.) == Related Work == - * luac2c - This related effort by Hisham Muhammad[2] converts Lua + * luac2c - This related effort by Hisham Muhammad [2] converts Lua bytecodes to C source, whereas this project converts Lua source to C source. luac2c runs into a few similar limitations as given below. luac2c has remained experimental but superseded Luiz Henrique De Figueiredo's very basic but similarly - named lua2c for Lua 4.0[3]. + named lua2c for Lua 4.0 [3]. - * luagen++[4] uses C++ expression templates to translate + * luagen++ [4] uses C++ expression templates to translate Lua-like C++ statements to C API calls. Some of the code generation structure is actually fairly similar to lua2c. - * Python Pyrex[5] does something similar in Python but has the + * Python Pyrex [5] does something similar in Python but has the added goal of lowering the boundary between C and Python code. Something like that could be done with lua2c, especially since lua2c uses the extensible gg parser. - * Clue by David Given[6] does the opposite: convert C source + * Clue by David Given [6] does the opposite: convert C source to Lua source. * luac + BinToCee allow compilation of Lua source to bytecodes @@ -80,7 +80,7 @@ has a number of potential uses: == Limitations / Status == -WARNING: This code passes much of the Lua 5.1 test suite[7] and can +WARNING: This code passes much of the Lua 5.1 test suite [7] and can compile itself, but the code is new and there can still be errors. In particular, a few language features (e.g. coroutines) are not implemented. See comments in lua2c.lua for details. Please report @@ -90,7 +90,7 @@ lua2c does not currently support coroutines, functions that normally reject C functions (e.g. setfenv), and possibly tail call optimizations. Not all of these have the exact analogue in C. Coroutines might not ever be supported. However, some solutions might -be explored[8][9], including possibly generating code that maintains +be explored [8][9], including possibly generating code that maintains the coroutine context in Lua tables. Closures and upvalues are implemented, but creating and accessing @@ -98,7 +98,7 @@ upvalues is somewhat slow. Once the code is more complete/robust, more attention can be given to optimizing the code generation. Performance was 25%-75% of regular -Lua when running a few tests[11], but hopefully future optimizations +Lua when running a few tests [11], but hopefully future optimizations will improve that. == Project Page == README 4f53e83c111d3608e29c80eb291ee4ed16cad8bb David Manura dm.git@math2.org http://github.com/davidm/lua2c/commit/6c1da4eb84cc52cccb57805b90e6e6f74a5ef199 6c1da4eb84cc52cccb57805b90e6e6f74a5ef199 2009-05-01T16:52:08-07:00 2009-05-01T16:52:08-07:00 README - citation style (minor) 9adeff16bb984d8a7247a5bdf9c0a9821f108f77 David Manura dm.git@math2.org