Martin Dørum
732adeb00e
add comparison operators
pirms 3 gadiem
Martin Dørum
382c4b9b1d
1-byte version of instructions
pirms 3 gadiem
Martin Dørum
bceba9812d
remove bad comment
pirms 3 gadiem
Martin Dørum
0acbfd77f0
better bytecode format
pirms 3 gadiem
Martin Dørum
00d764f79d
fix typo
pirms 3 gadiem
Martin Dørum
19d87ad18c
fix GC issues
pirms 3 gadiem
Martin Dørum
b2b95c6813
add '\state' command to repl
pirms 3 gadiem
Martin Dørum
c080f561d7
don't GC builtins
pirms 3 gadiem
Martin Dørum
6ebc5345b3
parse changes, and operators == and !=
pirms 3 gadiem
Martin Dørum
3bf458897b
veery basic control flow
pirms 3 gadiem
Martin Dørum
fe2b72ff69
factor out a call_func function
pirms 3 gadiem
Martin Dørum
8f093cf96d
architecture.md
pirms 3 gadiem
Martin Dørum
a595993c4b
fix loader bug
pirms 3 gadiem
Martin Dørum
d13946f97d
loader fixes
pirms 3 gadiem
Martin Dørum
9aa7d5afe3
better infix
pirms 3 gadiem
Martin Dørum
b94f188974
builtin variables
pirms 3 gadiem
Martin Dørum
a8742666a8
let rhs be a full expression in an infix call
pirms 3 gadiem
Martin Dørum
8c10cec784
infix functions
pirms 3 gadiem
Martin Dørum
e999e638fb
build config
pirms 3 gadiem
Martin Dørum
b7baa90a9d
restart vm on parse error
pirms 3 gadiem
Martin Dørum
ac50263192
repl history
pirms 3 gadiem
Martin Dørum
4a053e3e36
repl stuff
pirms 3 gadiem
Martin Dørum
979c4627a5
repl error messages
pirms 3 gadiem
Martin Dørum
bc29640896
add a REPL
pirms 3 gadiem
Martin Dørum
1b1ae8cdf4
separate loader.h/c
pirms 3 gadiem
Martin Dørum
61b791bdf1
add --output option to write bytecode to file
pirms 3 gadiem
Martin Dørum
928f7cfc33
don't allocate arguments array for builtins
pirms 3 gadiem
Martin Dørum
08cd621d90
actually run the GC
pirms 3 gadiem
Martin Dørum
ded80df7a8
short string optimization for tokens
pirms 3 gadiem
Martin Dørum
5b6dc6be51
reduce unnecessary allocs in io_mem_writer
pirms 3 gadiem
Martin Dørum
d8239aaef4
fix apostrophes in number literals
pirms 3 gadiem
Martin Dørum
6f1bd65f67
fix fractions in weird bases
pirms 3 gadiem
Martin Dørum
c82bc5349b
report lex errors
pirms 3 gadiem
Martin Dørum
485d79ae59
fancier number parsing
pirms 3 gadiem
Martin Dørum
c3042c48fc
float literals
pirms 3 gadiem
Martin Dørum
f2a8f4ca9c
fix test
pirms 3 gadiem
Martin Dørum
554b5a9032
implement the basic operators
pirms 3 gadiem
Martin Dørum
47e2a5e981
check errors
pirms 3 gadiem
Martin Dørum
2af11e76a4
add error type
pirms 3 gadiem
Martin Dørum
2490558d45
store stack base pointer in the stack frame
pirms 3 gadiem
Martin Dørum
4ccdad3113
include benchmarks
pirms 3 gadiem
Martin Dørum
e755acb19c
make C++ happy with the headers
pirms 3 gadiem
Martin Dørum
417e555d02
enable strict warnings, make code not emit warnings
pirms 3 gadiem
Martin Dørum
fa662b6868
change the IO APIs a bit
pirms 3 gadiem
Martin Dørum
36c6d6e4a6
readme
pirms 3 gadiem
Martin Dørum
298e20c629
comments
pirms 3 gadiem
Martin Dørum
1c184b3111
dynamic lookups
pirms 3 gadiem
Martin Dørum
ada96b8fdc
fix stupid oversight
pirms 3 gadiem
Martin Dørum
82c92b26b9
rework bytecode and stacks
Instructions now take their static arguments in the bytecode directly
instead of from the stack. The return address is now moved into a
separate frame stack. That means the only thing in the main stack is now
variable references. That means we can mark every variable which is
currently on the stack during a GC; even variables which aren't referred
to from a namespace.
As a result, a GC can happen before or after any instruction without
having to worry. The VM should also be faster, and the bytecode should
be smaller, due to fewer instructions.
pirms 3 gadiem
Martin Dørum
1c1608c1cf
remove prints
pirms 3 gadiem