JeffBezanson
ecfd81148f
changing optional args to allow default values to be computed from
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preceding arguments
tidying some stuff with keywords
2009-07-28 04:16:20 +00:00
JeffBezanson
eceeddf6d2
adding support for optional arguments
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error checking formal argument lists
making filter preserve the order of elements in the input list
2009-07-27 03:34:33 +00:00
JeffBezanson
c61dc10002
adding some combined instructions and teaching the compiler to emit them:
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brn, brnn, brne, cadr
2009-07-24 04:20:09 +00:00
JeffBezanson
88d08edecc
adding io.pos, io.readlines, read-all
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fixing a small ios bug
2009-07-22 03:50:57 +00:00
JeffBezanson
66c671bfee
making long argument lists more efficient
2009-07-22 02:10:20 +00:00
JeffBezanson
0278b152b8
fixing a case where tail position was not properly observed
2009-07-21 03:42:15 +00:00
JeffBezanson
57c066fcdf
simplifying code by eliminating the hybrid stack/heap calling convention
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other misc. cleanup
2009-07-20 04:57:17 +00:00
JeffBezanson
642d1e1bd4
rewriting some primitives to take advantage of the full language; they
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do not need to be written in terms of the base language any more
moving handling of internal define and multiple-body-lambda to the
compiler where it belongs. macroexpand now only handles syntax.
2009-07-18 02:16:18 +00:00
JeffBezanson
2c304edf42
changing boot file format; the old one did not preserve sharing
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between top-level functions
making colon at the end also valid for keywords
adding keyword? predicate
fixing bug in map
adding functions to emulate values and call-with-values
adding receive macro
improving equal? on closures
adding lambda-lifting optimization to the compiler
2009-07-17 01:30:26 +00:00
JeffBezanson
c19aaeabd6
keeping track of function names, printing nice stack traces
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changing default bootstrap process to use VM instead of interpreter
fixing bug where only a fixnum could index a vector
merging equal.c into the main compilation unit
2009-07-10 04:17:39 +00:00
JeffBezanson
2d4a0ae30e
adding functions max and min
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fixing make-system-image to save aliases of builtins
2009-07-08 19:07:56 +00:00
JeffBezanson
3793cf676c
implementing stack traces
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some cleanup
2009-07-06 03:56:48 +00:00
JeffBezanson
494e439510
using lisp value stack for call frames instead of the C stack
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adding the ability to grow the value stack as needed
the net effect is that calls use much less space, and stack frames
can use all available heap space. the only downside is that C builtins
must be aware that the stack can change out from under them if they call
lisp code. currently the only example of this is table.foldl.
also fixing bug where exceptions failed to unwind the gc handle stack.
2009-07-03 18:43:15 +00:00
JeffBezanson
b5897e0ad1
adding maxstack calculation and stack overflow protection
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making append benchmark more useful by measuring interpreter
speed instead of the builtin
2009-06-27 23:07:22 +00:00
JeffBezanson
8decdc4ae4
making append a builtin
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making branch destinations relative so we can access the code
using *ip instead of code[ip]
doing the same to bp (argument access)
small improvement to map, builtin->instruction
better profiling
2009-06-15 02:25:21 +00:00
JeffBezanson
27a3e413d3
adding opcodes loada0, loada1, loadc00, loadc01
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adding offset and count arguments to dump
2009-06-08 03:22:32 +00:00
JeffBezanson
17752decf4
implementing support for lambdas with up to 2^32-1 required arguments
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using copy-list to implement append2
fixing bug in op_vargc when nrequired==MAX_ARGS
making fetching of multibyte numbers from bytecode portable
some cleanup in compiler
2009-06-06 21:15:54 +00:00
JeffBezanson
91a6ae6490
adding string.width
2009-05-31 22:09:26 +00:00
JeffBezanson
e365cb1d33
adding divide by 0 check in div
2009-05-14 02:53:04 +00:00
JeffBezanson
77e37368c9
fixing trace and untrace
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replacing function->vector with function:code, function:vals, and
function:env
2009-05-13 01:13:40 +00:00
JeffBezanson
3dbaa358f9
making 3rd argument to string.sub optional
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some renaming
removing 1/Instructions table
2009-05-07 02:10:52 +00:00
JeffBezanson
63edc82ba4
using global variables uniformly for print settings instead of passing
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around one of them
fixing unwind-protect not to duplicate code
2009-05-05 04:01:06 +00:00
JeffBezanson
264df1f90b
improving closure representation
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some performance tweaks
2009-04-28 04:10:18 +00:00
JeffBezanson
de19e4f401
adding return special form
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eliminating some unnecessary top-level bindings
adding opcodes add2, sub2, neg
2009-04-26 22:19:32 +00:00
JeffBezanson
909b91ffcc
fixing printing of invalid UTF-8
2009-04-23 00:22:03 +00:00
JeffBezanson
5ab7a7c1e1
adding new "translucent" function type for byte-compiled lambdas
2009-04-19 22:22:17 +00:00
JeffBezanson
ad4a086790
converting for to a special form
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adding loadi8 instruction
cleaning up numeric comparison, reducing repeated code
2009-04-16 03:05:38 +00:00
JeffBezanson
672558d30f
bytecode vm is now working, off by default
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various bug fixes
language changes:
• constant symbols no longer shadow everything
• eval* removed
• vararg lists always allocated on entry, dotted argument
lists not preserved
new applyn() entry point
2009-04-15 00:12:01 +00:00
JeffBezanson
43e8d1fbf0
adding the ability to heap-allocate extentions to the value stack,
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so recursion depth is limited only by the process stack limit.
reorganizing evaluator so the same code is used for evaluating
and pushing arguments for both builtin functions and lambdas.
for now this is slower, but it was done in preparation for
Things To Come.
adding list-head
implementing the calling convention for long argument lists in
bytecode compiler. arguments are broken down into a nest of
list and nconc calls.
also implementing vararg builtins.
2009-04-01 04:31:49 +00:00
JeffBezanson
4cb9685266
adding support for arbitrarily-long argument lists
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argument lists are heap-allocated after a certain cutoff (currently 127)
2009-03-27 03:06:55 +00:00
JeffBezanson
fe72c101e2
avoiding sprintf for error messages where possible
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moving raise, logand, logior, logxor, and ash out of core
changing prog1 to a special form
2009-03-25 02:28:21 +00:00
JeffBezanson
5edb75af2c
making nconc, assq, and memq builtins
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some small optimizations to string.map, string.trim,
string.inc, string.dec, aref
2009-03-17 03:29:17 +00:00
JeffBezanson
bfa30fb095
allowing logand, logior, logxor to accept any number of arguments
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adding negative?, positive?, zero?, even?, odd?, for-each
adding *linefeed*, terpri
2009-03-12 02:47:34 +00:00
JeffBezanson
fdfaacfbe5
adding io.putc, io.tostring!, string.map, print-to-string
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fixing bug in ios, not initializing readonly flag
updating string and sizeof to use new strstream functions
removing some redundant numeric type init functions
2009-03-05 03:48:17 +00:00
JeffBezanson
40cff81550
more reorganization of LLT
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adding io.readuntil, io.readline
improvements to ios_readprep
2009-03-03 03:16:30 +00:00
JeffBezanson
2cf5187ca9
adding dump, memstream, io.read, and io.write
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more renaming
allowing iostreams to be read-only
fixing bug allowing arrays with 0-size elements
2009-03-02 04:26:16 +00:00
JeffBezanson
923c7d5495
fixing bug reading negative constants with #b,o,d,x
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adding string.trim
2009-02-28 01:59:01 +00:00
JeffBezanson
115b2843fb
adding copy and string.count
2009-02-24 04:12:33 +00:00
JeffBezanson
6c56120669
better solution for allowing an input stream to be relocated while
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reading from it
improving prettyprinting of lists of short strings
2009-02-24 02:21:16 +00:00
JeffBezanson
3aad0bd6be
fixing some bugs in lerror and read
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making memory errors non-consing (duh)
cleaning up main() a bit
adding case macro, moving other stuff around a bit
2009-02-20 05:11:05 +00:00
JeffBezanson
0c0471e856
moving implementation of startup, repl, load, and top-level
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exception handler into system.lsp
adding several iostream functions
adding support for internal define
2009-02-19 03:31:40 +00:00
JeffBezanson
79e12b2dcb
adding io.print and io.princ
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misc. touch-ups
2009-02-09 05:38:40 +00:00
JeffBezanson
1097597437
file stream creation and io.read
2009-02-09 03:22:31 +00:00
JeffBezanson
2c1bb59486
adding integer? and number->string
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a bit more renaming
2009-02-01 05:41:43 +00:00
JeffBezanson
8197197ced
misc. cleanup
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adding without-delimited-continuations
adding skeleton for stream objects
2009-01-05 02:45:21 +00:00
JeffBezanson
d8132ad204
adding CPRIM type, smaller representation for primitives
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bug fixes in opaque type handling
2009-01-02 23:00:21 +00:00
JeffBezanson
dc50df083c
adding branch probability annotations
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wrote a CPS transformer that can be used to provide coroutines
misc. cleanup
2008-12-28 08:01:18 +00:00
JeffBezanson
b99d8715ce
generic aref/aset for all arrays
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(string v) now works on any value, by printing to a string
some bug fixes in ios
2008-12-27 06:02:53 +00:00
JeffBezanson
830e1c986c
renaming 'char' type to 'byte' to avoid confusion
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wchar will be used for all individual characters
adding string.find function
fixing bug in #sym(...) if sym was undefined
2008-12-24 04:43:36 +00:00
JeffBezanson
8e4ba69a7b
more efficient representation for small tables
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adding tablep and table.clone
fixing bug with filename string in load
2008-12-22 06:36:50 +00:00