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Working on memory viewer

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id101010
2016-11-14 23:46:43 +01:00
parent 687bb60587
commit 63c22b4c99
1 changed files with 25 additions and 11 deletions
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36
bfckr.c
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@@ -34,6 +34,7 @@ void bfuck_debugger(bf_code_t *bf);
void print_sourceviewer(bf_code_t *bf); void print_sourceviewer(bf_code_t *bf);
void print_memoryviewer(bf_code_t *bf); void print_memoryviewer(bf_code_t *bf);
void init_bf_object(bf_code_t *bf); void init_bf_object(bf_code_t *bf);
bool is_brainfuck(char c);
/* initialize bf object */ /* initialize bf object */
void init_bf_object(bf_code_t *bf) void init_bf_object(bf_code_t *bf)
@@ -73,10 +74,10 @@ void print_sourceviewer(bf_code_t *bf)
{ {
int ip = (int)bf->ip; // save instruction pointer int ip = (int)bf->ip; // save instruction pointer
printf("\nSource viewer:\n"); printf("\nSource viewer: \n");
printf("------------------------------------------------------------\n"); // 61 dashes printf("------------------------------------------------------------\n"); // 61 dashes
// Print 30 valid chars before $ip and 30 after // print 30 valid chars before $ip and 30 after
for(int i=(ip-30); i<(ip+30); i++) { for(int i=(ip-30); i<(ip+30); i++) {
putchar((i<0 || i>MAX_INPUT_SIZE) ? ' ' : bf->code[i]); putchar((i<0 || i>MAX_INPUT_SIZE) ? ' ' : bf->code[i]);
} }
@@ -90,17 +91,29 @@ void print_sourceviewer(bf_code_t *bf)
/* Prints memory information at the current memory location */ /* Prints memory information at the current memory location */
void print_memoryviewer(bf_code_t *bf) void print_memoryviewer(bf_code_t *bf)
{ {
// int pointerlocation = (p - memory)*sizeof(*memory); // find the arrayindex at which the pointer is pointing int mp = (int)bf->mp; // save the current memory pointer
printf("\nMemory viewer: \n");
printf("------------------------------------------------------------\n"); // 61 dashes
// print the memory cells
for(int i=(mp-7); i<(mp+8); i++) {
printf("%03d ", ((i<0 || i>MEMORY_SIZE) ? 0 : bf->memory[i]));
}
printf("\n ^ \n");
printf(" mp=%d \n", mp);
// print the adresses beneath the memory cells
for(int i=(mp-7); i<(mp+8); i++) {
printf("%03d ", ((i<0 || i>MEMORY_SIZE) ? 0 : abs(i-mp)));
}
printf("\nMemory viewer: \n"
"-----------------------------------------------------------\n" //"249 250 251 252 253 254 000 001 002 003 004 005 006 007 008\n"
"000 000 000 000 000 000 001 001 000 000 000 000 000 000 000\n"
" ^ \n" printf("\n------------------------------------------------------------\n");
" mp=1 \n"
"249 250 251 252 253 254 000 001 002 003 004 005 006 007 008\n"
"-----------------------------------------------------------\n"); // just to get the idea ...
} }
/* Pauses the program flow and prints information */ /* Pauses the program flow and prints information */
@@ -130,7 +143,6 @@ void bfuck_execute(bf_code_t *bf)
int loop = 0; int loop = 0;
for(size_t i = bf->ip; bf->code[i] != 0; bf->ip=i++) { // where i is the instruction pointer for(size_t i = bf->ip; bf->code[i] != 0; bf->ip=i++) { // where i is the instruction pointer
bfuck_debugger(bf);
switch(bf->code[i]) { switch(bf->code[i]) {
case '>': case '>':
if(bf->mp >= MEMORY_SIZE) { // prevent overrun if(bf->mp >= MEMORY_SIZE) { // prevent overrun
@@ -211,6 +223,8 @@ void bfuck_execute(bf_code_t *bf)
// Do nothing // Do nothing
break; break;
} }
bfuck_debugger(bf);
} }
} }