GBA Brainf--k

GBA Brainf**k
General
Author	Ray Yano
Type	Other Apps
Version	1.0
License	BSD-2-Clause
Last Updated	2019/11/29
Links
Download
Website
Source

Brainfuck interpreter for GBA. This application is based in part on the work of the devkitpro project.

User guide

This application has two modes.

After power-on, it will go to Editor Mode.

Operators

Blank	Do nothing.
+	Increment current data memory.
-	Decrement current data memory.
>	Increment data memory pointer.
<	Decrement data memory pointer.
.	Output current data memory as ASCII character.
,	Input current data memory as hex. It will showing input prompt.
[	If current data memory is zero, jump to matching parenthesis ( ] ).
]	If current data memory is non-zero, jump to matching parenthesis ( [ ).

Exceptions

"Data memory access violation". If this happens, you did read or write out of the memory boundary.

Minimum:

<+
+[>+]

Output:

ERROR: PTR < 0
ERROR: PTR >= RAM SIZE

"Null character output". If this happens, you tried to print NULL character.

Minimum:

.

Output:

ERROR: '\0' OUTPUT.

"Syntax error". It's your typo.

Minimum:

+]
[

Output:

ERROR: FAILED TO FIND '['
ERROR: FAILED TO FIND ']'

Controls

Editor Mode:

Up/A - Change program memory operator

Down - Change program memory operator

Right/B - Move the cursor to next program memory

Left - Move the cursor to forward program memory

Start - Switch to Runner Mode and execute program memory

Select - Reset program memory and cursor position

Runner Mode:

Select - Back to Editor Mode, Keyboard interrupt (while running)

Up/A - Increment (input prompt only)

Down/B - Decrement (input prompt only)

Left - Decrement 0x10 (input prompt only)

Right - Increment 0x10 (input prompt only)

Media

GBA brainfuck (yanorei32)

Compatibility

Operability confirmed environments:

GBA AGB-001 AGB-JPN (with EZ Flash IV)
GBA AGB-001 AGB-JPN-1 (with EZ Flash IV)
GBA AGB-001 C/AGB-JPN (with EZ Flash IV)
GBA AGB-001 C/AGB-JPN-1 (with EZ Flash IV)
GBA SP AGS-001 C/AGS-JPN (with EZ Flash IV)
VisualBoyAdvance 1.7.2 (latest version as of 2019-11-28)
VisualBoyAdvance-M 2.1.4 (latest version as of 2019-11-28)

Changelog

1.0

• Fix data memory access violation bug and code optimize.

External links

• GitHub - https://github.com/yanorei32/gba-brainfuck