From ce478b0b80af331b89813148df7b04d46968e328 Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Sun, 23 Jan 2022 15:58:35 -0800
Subject: Chapter 24.3

---
 clox/src/vm.h | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'clox/src/vm.h')

diff --git a/clox/src/vm.h b/clox/src/vm.h
index 0ab269b..170166b 100644
--- a/clox/src/vm.h
+++ b/clox/src/vm.h
@@ -2,14 +2,23 @@
 #define clox_vm_h
 
 #include "chunk.h"
+#include "object.h"
 #include "table.h"
 #include "value.h"
 
-#define STACK_MAX 256
+#define FRAMES_MAX 64
+#define STACK_MAX (FRAMES_MAX * UINT8_COUNT)
 
 typedef struct {
-  Chunk *chunk;
+  ObjFunction *function;
   uint8_t *ip;
+  Value *slots;
+} CallFrame;
+
+typedef struct {
+  CallFrame frames[FRAMES_MAX];
+  int frameCount;
+
   Value stack[STACK_MAX];
   Value *stackTop;
   Table globals;
-- 
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