Cleanup some stuff

src/compiler.h

@@ -6,8 +6,8 @@
 typedef struct Code Code;
 struct Code {
   Value *memory; 
-  VMFrame current;
   uint32_t size;
+  Frame current;
 };
 
 Code* demo_add_compile ();

src/opcodes.h

@@ -15,7 +15,7 @@ typedef union {
 typedef struct {
   Value registers[MAX_REGS]; /* R0-R255 */
   uint32_t pc;               /* Program counter */
-} VMFrame;
+} Frame;
 
 typedef enum {
   OP_HALT,           /* terminate execution */

src/vm.c

@@ -31,7 +31,7 @@ void mem_strcpy(Value *memory, const char *str, uint32_t length,
 /**
  * Step to the next opcode in the vm.
  */
-uint32_t step_vm(VMFrame *frame, Value *memory) {
+uint32_t step_vm(Frame *frame, Value *memory) {
   uint32_t instruction = memory[frame->pc].u;
 
   /* Extract 8-bit register indices from 32-bit instruction */

src/vm.h

@@ -3,6 +3,6 @@
 
 #include "opcodes.h"
 
-uint32_t step_vm(VMFrame *frame, Value *memory);
+uint32_t step_vm(Frame *frame, Value *memory);
 
 #endif