From: Lukas Krickl <lukas@krickl.dev>
Date: Sat, 2 Dec 2023 15:21:25 +0000 (+0100)
Subject: WIP: address labels
X-Git-Url: https://git.krickl.dev/?a=commitdiff_plain;h=42bff3ae2c47a20407f7214969c808c1f54cc1f6;p=ulas%2F.git

WIP: address labels
---

diff --git a/src/ulas.c b/src/ulas.c
index 854eebc..24376f2 100644
--- a/src/ulas.c
+++ b/src/ulas.c
@@ -1187,7 +1187,10 @@ void ulas_symbufclear(struct ulas_symbuf *sb) {
   sb->len = 0;
 }
 
-void ulas_symbuffree(struct ulas_symbuf *sb) { free(sb->buf); }
+void ulas_symbuffree(struct ulas_symbuf *sb) {
+  ulas_symbufclear(sb);
+  free(sb->buf);
+}
 
 /**
  * Assembly step
@@ -2072,13 +2075,16 @@ int ulas_asmline(FILE *dst, FILE *src, const char *line, unsigned long n) {
     // is it a label?
     if (ulas_islabelname(ulas.tok.buf, strlen(ulas.tok.buf))) {
       const char *prev = line;
+      struct ulas_tok label_tok = {ULAS_INT, {ulas.address}};
+      ulas_symbolset(ulas.tok.buf, -1, label_tok, 1);
+
       // is next token empty?
       if (ulas_tok(&ulas.tok, &line, n) == 0 ||
           strnlen(ulas.tok.buf, ulas.tok.maxlen) == 0) {
         ulas_asmlst(start, outbuf, towrite);
         return 0;
       }
-      // ulas_symbolset(ulas.tok.buf, -1,
+
       line = prev;
     } else {
       // start over for the next step...
diff --git a/tests/t0.s b/tests/t0.s
index 823a6b6..102f333 100644
--- a/tests/t0.s
+++ b/tests/t0.s
@@ -69,6 +69,8 @@
 
   rlc c
   rlc [hl]
-label:
+l1:
   bit 0, d
   bit 0, [hl]
+
+  ; ld bc, l1 + 1