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Brainfuck interpreter ver. 1.01

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git-svn-id: svn://kolibrios.org@7556 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
pavelyakov 2018-11-19 08:42:26 +00:00
parent 6f6803f8ed
commit d4f784b890
1 changed files with 32 additions and 29 deletions
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61
programs/cmm/BrainFuck/brainfuck.c
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@ -1,5 +1,5 @@
/*
* Console example in C--
* Author Pavel Iakovlev
*/
#define MEMSIZE 4096*10
@ -15,17 +15,23 @@
dword buffer = 0;
word bufferSymbol = 0;
dword memory = 0;
dword stack = 0;
byte initConsole = 0;
void consoleInit()
{
IF(!initConsole)
{
con_init stdcall (-1, -1, -1, -1, "BrainF*ck interpreter");
initConsole = 0xFF;
}
}
void evalBrainFuckCode(dword code)
{
byte cmd = 0;
dword offsetMemory = 0;
dword countStack = 0;
dword countOffset = memoryBrainfuck / 2 / memoryByteBF;
offsetMemory = memory;
countStack = stack;
// clear memory
EBX = memoryBrainfuck;
offsetMemory = memory;
@ -39,12 +45,9 @@ void evalBrainFuckCode(dword code)
offsetMemory = memory + countOffset;
con_printf stdcall ("Output BrainF*ck:\r\n");
while(1)
WHILE(1)
{
cmd = DSBYTE[code];
switch(cmd)
switch(DSBYTE[code])
{
case '+':
DSBYTE[offsetMemory]++;
@ -53,18 +56,19 @@ void evalBrainFuckCode(dword code)
DSBYTE[offsetMemory]--;
break;
case '[':
DSDWORD[countStack] = code;
countStack += 4;
$push code;
break;
case ']':
IF (DSBYTE[offsetMemory]) code = DSDWORD[countStack - 4];
ELSE countStack -= 4;
IF (DSBYTE[offsetMemory]) code = DSDWORD[ESP];
ELSE $pop EAX;
break;
case ',':
consoleInit();
con_getch stdcall();
DSBYTE[offsetMemory] = AL;
break;
case '.':
consoleInit();
DSBYTE[#bufferSymbol] = DSBYTE[offsetMemory];
con_printf stdcall (#bufferSymbol);
break;
@ -74,9 +78,7 @@ void evalBrainFuckCode(dword code)
case '<':
offsetMemory--;
break;
default:
con_printf stdcall ("\r\n");
//ExitProcess();
case 0:
return;
break;
}
@ -91,26 +93,27 @@ void main()
buffer = malloc(bufferSize);
memory = malloc(memoryBrainfuck);
stack = malloc(stackBrainFuck);
load_dll(libConsole, #con_init, 0);
con_init stdcall (-1, -1, -1, -1, "BrainF*ck interpreter");
//con_set_flags stdcall (0x1F);
IF(DSBYTE[I_Param])
{
if(io.read(I_Param)) evalBrainFuckCode(EAX);
IF(io.read(I_Param)) evalBrainFuckCode(EAX);
}
ELSE loop()
ELSE
{
con_printf stdcall ("BrainF*ck interpreter v1.0\r\n");
con_printf stdcall ("\r\nEnter BrainF*ck code:\r\n");
//con_write_string stdcall ("\r\n", 2);
con_gets stdcall(buffer, bufferSize);
//con_printf stdcall (EAX);
evalBrainFuckCode(EAX);
consoleInit();
con_printf stdcall ("BrainF*ck interpreter v1.1\r\n");
loop()
{
con_printf stdcall ("\r\nEnter BrainF*ck code:\r\n");
con_printf stdcall ("Output BrainF*ck:\r\n");
con_gets stdcall(buffer, bufferSize);
evalBrainFuckCode(EAX);
con_printf stdcall ("\r\n");
}
}
con_exit stdcall (0);
IF(initConsole) con_exit stdcall (0);
ExitProcess();
}