Apple-2-SW/prog8
1
0
Fork 0
mirror of https://github.com/irmen/prog8.git synced 2024-07-10 08:28:57 +00:00
Code Issues Projects Releases Wiki Activity

doc

Browse Source
This commit is contained in:
Irmen de Jong 2018-09-16 11:25:37 +02:00
parent 2591f4e27e
commit 266f98a888
2 changed files with 14 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
docs/source/programming.rst
View File

@ -182,6 +182,8 @@ for instance.
There must be a way to tell the compiler which variables you require to be in Zeropage:
``zeropage`` modifier keyword on vardecl perhaps?
option to omit the array size on the vardecl if an initialization array value is given?
Variables that represent CPU hardware registers
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

17
docs/source/syntaxreference.rst
View File

@ -260,9 +260,14 @@ type identifier type storage size example var declara
- When a binary number has 9 to 16 digits, for example ``%1100110011``, it is seen as a ``word`` otherwise as a ``byte``.
- You can force a byte value into a word value by adding the ``.w`` datatype suffix to the number: ``$2a.w`` is equivalent to ``$002a``.
**@todo pointers/addresses? (as opposed to normal WORDs)**
**@todo signed integers (byte and word)?**
.. todo::
omit the array size in the var decl if an initialization array is given?
**@todo pointers/addresses? (as opposed to normal WORDs)**
**@todo signed integers (byte and word)?**
Memory mapped variables
@ -279,10 +284,12 @@ Constants
^^^^^^^^^
All variables can be assigned new values unless you use the ``const`` keyword.
The initial value will now be evaluated at compile time (it must be a compile time constant expression)
and no storage is allocated for the constant::
The initial value will now be evaluated at compile time (it must be a compile time constant expression).
Storage is allocated only for the constant values that remain a the end of this process and that
require it (floats, strings, arrays, matrices)::
const byte max_age = 99
const str someName = "Peter"
Reserved names
@ -306,7 +313,7 @@ If used in the place of a literal value, it expands into the actual array of val
.. todo::
this may be used later in the for-loop as well. Add 'step' to range expression as well?
this may be used later in the for-loop as well. Add 'step' to range expression?
Operators