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Split vm/runtime.c into two files

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struct.c is used for the general construction, inspection and deletion
of the virtual machine structure (vm_t).  runtime defines the
execution routines, error enum, lookup tables, etc.
This commit is contained in:
Aryadev Chavali
2024-04-25 03:17:03 +05:30
parent a8f8a09752
commit 159501168c
6 changed files with 338 additions and 291 deletions
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46
vm/runtime.h
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@@ -16,9 +16,11 @@
#include <stdio.h>
#include <stdlib.h>
#include <lib/heap.h>
#include <lib/inst.h>
#include "./runtime.h"
#include "./struct.h"
typedef enum
{
ERR_OK = 0,
@@ -38,51 +40,9 @@ typedef enum
const char *err_as_cstr(err_t);
typedef darr_t registers_t;
#define VM_NTH_REGISTER(REGISTERS, N) (((word *)((REGISTERS).data))[N])
#define VM_REGISTERS_AVAILABLE(REGISTERS) (((REGISTERS).available) / WORD_SIZE)
typedef struct
{
registers_t registers;
struct Stack
{
byte *data;
size_t ptr, max;
} stack;
heap_t heap;
struct Program
{
prog_t *data;
word ptr;
} program;
struct CallStack
{
word *address_pointers;
size_t ptr, max;
} call_stack;
} vm_t;
err_t vm_execute(vm_t *);
err_t vm_execute_all(vm_t *);
void vm_load_stack(vm_t *, byte *, size_t);
void vm_load_registers(vm_t *, registers_t);
void vm_load_heap(vm_t *, heap_t);
void vm_load_program(vm_t *, prog_t *);
void vm_load_call_stack(vm_t *, word *, size_t);
void vm_stop(vm_t *);
// Print routines
#define VM_PRINT_PROGRAM_EXCERPT 5
void vm_print_registers(vm_t *, FILE *);
void vm_print_stack(vm_t *, FILE *);
void vm_print_program(vm_t *, FILE *);
void vm_print_heap(vm_t *, FILE *);
void vm_print_call_stack(vm_t *, FILE *);
void vm_print_all(vm_t *, FILE *);
// Execution routines
err_t vm_jump(vm_t *, word);
err_t vm_pop_byte(vm_t *, data_t *);