c38c47d264
adding R6RS div, mod, div0, mod0
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small improvement to cmp_eq
explicit -fomit-frame-pointer was causing test failures with gcc4.3.2
2009-05-14 17:54:59 +00:00
ae2a4dd156
adding integer division function div
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changing / to do real division always
fixing equal? to distinguish -0.0 and 0.0
making equal? and eqv? false on numbers of different exactness
2009-05-14 01:30:25 +00:00
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
afa77a8c5f
adding array?
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adding vararg apply
2009-05-08 04:08:31 +00:00
af72c4f5bd
putting the saved environment in the order that matches the current
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boot file
2009-05-08 03:00:40 +00:00
2c212fbcf7
adding random function
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fixing bug in integer?
sorting environment in make-system-image for more stable diffs
2009-05-08 02:52:25 +00:00
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
c94774a5df
adding *error-stream* variable
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removing unnecessary byte after :let in bytecode encoding
adding script for easy bootstrapping
2009-05-05 23:51:13 +00:00
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
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
0dc4c16276
making procedure? a builtin
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fixing type error trying to apply #t, #f, nil
2009-04-24 20:43:56 +00:00
2bf87ede4f
fixing !print_pretty on vectors
2009-04-21 21:41:32 +00:00
2cceb9e538
fixing function? and disassemble
2009-04-21 15:47:30 +00:00
305c350c56
a couple small fixes
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making bytecode representation more space-efficient
2009-04-21 14:53:18 +00:00
25812731cc
eliminating interpreter. the bytecode VM is now fully bootstrapped.
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making the empty vector a singleton
removing syntax environment stuff from core
reimplementing eval using the compiler
fixing a couple bugs in long argument lists
2009-04-21 00:56:05 +00:00
5ab7a7c1e1
adding new "translucent" function type for byte-compiled lambdas
2009-04-19 22:22:17 +00:00
aa62ae9e96
allowing (copy x) and other byte stream functions only on plain-old-data types
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adding plain-old-data? predicate
adding string.join
2009-04-19 16:48:09 +00:00
2ed581e62d
adding top-level-value and set-top-level-value!, using them instead of
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set and eval where appropriate
adding separate integer? and integer-valued? predicates
2009-04-17 14:41:15 +00:00
86b7738c89
cleaning up implementation of apply() entry point
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removing use of interpreter in computed calls to builtins
2009-04-17 03:40:52 +00:00
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
36a209cd5f
making = a builtin
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fixing = and eqv? to work properly on NaNs
fixing other comparison predicates to be consistent
2009-04-15 23:54:43 +00:00
81641a2240
fixing glaring bug in last revision
2009-04-15 00:30:24 +00:00
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
ea5d334626
some cleanup, removing some unnecessary global bindings
2009-04-08 18:17:02 +00:00
28c39e8cf0
fixing definition of let*
2009-04-01 22:23:19 +00:00
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
e3158b8640
adding nestlist, to-proper, string.rep, pad-l, pad-r, trace, untrace,
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table.invert, table.foreach
reorganizing system.lsp so functions are grouped sensibly
scheme implementation of a simple bytecode compiler
2009-03-28 21:39:04 +00:00
c076be667b
fixing bug in macroexpand on lambdas
2009-03-27 03:47:11 +00:00
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
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
a9b0f7879b
removing some unnecessary stuff
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improving key-error
2009-03-23 20:44:19 +00:00
7059a471a1
initial implementation of let-syntax
2009-03-17 21:53:55 +00:00
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
dceced2bb0
fix bug in (case)
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reducing use of strlen
2009-03-13 14:54:48 +00:00
0643a4f3a2
fixing bug in datum comment #;
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improving some library functions
2009-03-13 03:30:10 +00:00
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
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
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
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
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
c1610f0a9f
changing load to expand each expression before evaluating
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improve performance by reloading system.lsp with this loader
other misc. changes
2009-02-26 18:15:38 +00:00
115b2843fb
adding copy and string.count
2009-02-24 04:12:33 +00:00
76edead57b
adding (do ) form
2009-02-20 19:50:35 +00:00
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
f1927a3b57
moving delete-duplicates and new f-body so they can be macroexpanded in advance
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deprecating setf, labels, and try (weren't used anywhere)
adding string.tail
changing match to use delete-duplicates
2009-02-19 22:29:47 +00:00
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
79e12b2dcb
adding io.print and io.princ
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misc. touch-ups
2009-02-09 05:38:40 +00:00
1097597437
file stream creation and io.read
2009-02-09 03:22:31 +00:00
2a083db293
adding named let
2009-02-06 03:41:24 +00:00
17d81eb4e6
adding #b, #o, #d, #x numeric literals
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accepting r6rs IEEE literals +-nan.0 and +-inf.0
printing distinguished -0.0, indicating float with .0f instead
of #float, double with .0 instead of #double
more renaming (? on predicates, ! on mutating operators)
changing T to #t :( all those #s are so ugly
2009-02-01 01:53:58 +00:00
JeffBezanson