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Implemented subroutine instructions in runtime

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Very easy overall, printing the call stack not so much.
This commit is contained in:
Aryadev Chavali
2023-11-02 23:25:33 +00:00
parent 86977fe3c1
commit 4eee6e1a0a
3 changed files with 94 additions and 17 deletions
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18
vm/main.c
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@@ -37,8 +37,7 @@ int main(int argc, char *argv[])
const char *filename = argv[1];
#if VERBOSE >= 1
printf("[%sINTERPRETER%s]: Interpreting `%s`\n", TERM_YELLOW, TERM_RESET,
filename);
printf("[" TERM_YELLOW "INTERPRETER" TERM_RESET "]: `%s`\n", filename);
#endif
FILE *fp = fopen(filename, "rb");
@@ -47,8 +46,8 @@ int main(int argc, char *argv[])
fclose(fp);
#if VERBOSE >= 1
printf("\t[%sBYTECODE-READER%s]: Read %lu instructions\n", TERM_GREEN,
TERM_RESET, number);
printf("\t[" TERM_GREEN "SETUP" TERM_RESET "]: Read %lu instructions\n",
number);
#endif
size_t stack_size = 256;
@@ -57,16 +56,22 @@ int main(int argc, char *argv[])
darr_init(&registers, 8 * WORD_SIZE);
heap_t heap = {0};
heap_create(&heap);
size_t call_stack_size = 256;
word *call_stack = calloc(call_stack_size, sizeof(call_stack));
vm_t vm = {0};
vm_load_stack(&vm, stack, stack_size);
vm_load_program(&vm, instructions, number);
vm_load_registers(&vm, registers);
vm_load_heap(&vm, heap);
vm_load_call_stack(&vm, call_stack, call_stack_size);
#if VERBOSE >= 1
printf("\t[%sVM-SETUP%s]: Loaded stack and program into VM\n", TERM_GREEN,
TERM_RESET);
printf("\t[" TERM_GREEN "SETUP" TERM_RESET
"]: Loaded stack and program into VM\n");
#endif
#if VERBOSE >= 1
printf("[" TERM_YELLOW "INTERPRETER" TERM_RESET "]: Beginning execution\n");
#endif
err_t err = vm_execute_all(&vm);
@@ -78,6 +83,7 @@ int main(int argc, char *argv[])
vm_print_all(&vm, stderr);
ret = 255 - err;
}
vm_stop(&vm);
#if VERBOSE >= 1