From b5a1582976c721dbb9ece622226be0e5ea575fd8 Mon Sep 17 00:00:00 2001
From: Aryadev Chavali <aryadev@aryadevchavali.com>
Date: Fri, 3 Nov 2023 19:01:31 +0000
Subject: Added a start address (equivalent to `main`) to assembler

Creates a jump address to the label delegated by "global" so program
starts at that point.
---
 asm/lexer.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'asm/lexer.c')

diff --git a/asm/lexer.c b/asm/lexer.c
index 525deb2..7f37ce7 100644
--- a/asm/lexer.c
+++ b/asm/lexer.c
@@ -24,6 +24,8 @@ const char *token_type_as_cstr(token_type_t type)
 {
   switch (type)
   {
+  case TOKEN_GLOBAL:
+    return "GLOBAL";
   case TOKEN_STAR:
     return "STAR";
   case TOKEN_LITERAL_NUMBER:
@@ -331,6 +333,11 @@ token_t tokenise_symbol(buffer_t *buffer, size_t *column)
     offset = 3;
     type   = TOKEN_RET;
   }
+  else if (sym_size == 6 && strncmp(opcode, "GLOBAL", 6) == 0)
+  {
+    offset = 6;
+    type   = TOKEN_GLOBAL;
+  }
   else
     is_opcode = false;
 
-- 
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