crc/retroforth
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

small cleanups, remove redundant file

Browse source 
FossilOrigin-Name: e3bff1685f168692bc4a1239ebd44c66c9e35442bcf41efe0399b8e806824a8b
This commit is contained in:
crc 2021-09-10 17:55:07 +00:00
parent ad077a2ca8
commit bcd5c92b9c
2 changed files with 18 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
future/utf8.retro
View file

@ -1,3 +1,15 @@
# UTF-8 Characters
UTF-8 allows for characters to be one to four bytes long. Since Retro
is 32-bits internally, all characters can fit into a sincle entry on
the stack. These words will be used to pack and unpack the character
values.
~~~
:uc:pack (????n-c) ;
:uc:unpack (c-????n) ;
~~~
# UTF-8 Strings # UTF-8 Strings
Strings in Retro have been C-style null terminated sequences of ASCII Strings in Retro have been C-style null terminated sequences of ASCII
@ -19,14 +31,20 @@ Return the length (in utf8 characters or bytes) of a string.
:us:length/bytes (a-n) a:length ; :us:length/bytes (a-n) a:length ;
~~~ ~~~
~~~
~~~
Fetch a character from a string. Fetch a character from a string.
~~~ ~~~
:us:fetch (an-c) ;
~~~ ~~~
Store a character into a string. Store a character into a string.
~~~ ~~~
:us:store (can-) ;
~~~ ~~~
Tests. Tests.

29
multicore.retro
View file

@ -1,29 +0,0 @@
# Multicore Support
~~~
:core #8000 io:scan-for io:invoke ;
:core:init (n-) #0 core ;
:core:start (an-) #1 core ;
:core:pause (n-) #2 core ;
:core:pause-current #3 core ;
:core:resume (n-) #4 core ;
:core:rr (n-v) #5 core ;
:core:wr (vn-) #6 core ;
~~~
```
'Done var
:a [ @Done #100000 gt? [ core:pause-current ] if &Done v:inc $a c:put ] forever ;
:b [ $b c:put ] forever ;
:c [ $c c:put ] forever ;
:d [ @Done #50000 gt? [ core:pause-current ] if $d c:put ] forever ;
#1 core:init &a #1 core:start
#2 core:init &b #2 core:start
#3 core:init &c #3 core:start
#4 core:init &d #4 core:start
core:pause-current
```