uxn

commit 3c1a4ec45c30c4e9e664f6dacb94b0090f9482e0
parent 24319c55e90f1e4c8abbafa3037cc968cd3fed87
Author: Devine Lu Linvega <aliceffekt@gmail.com>
Date:   Wed, 27 Mar 2024 16:07:26 -0700

(uxnasm) Merge findlabels

Diffstat:
M
src/uxnasm.c
 | 
15
++++++---------

1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/src/uxnasm.c b/src/uxnasm.c
@@ -337,17 +337,17 @@ parse(char *w, FILE *f, Context *ctx)
 static int
 resolve(void)
 {
-	Item *l;
+
 	int i;
 	Uint16 a;
 	for(i = 0; i < refs_len; i++) {
 		Item *r = &refs[i];
 		Uint8 *rom = data + r->addr;
+		Item *l = findlabel(r->name);
 		switch(r->rune) {
 		case '_':
 		case ',':
-			if(!(l = findlabel(r->name)))
-				return error_top("Unknown relative reference", r->name);
+			if(!l) return error_top("Unknown relative reference", r->name);
 			*rom = (Sint8)(l->addr - r->addr - 2);
 			if((Sint8)data[r->addr] != (l->addr - r->addr - 2))
 				return error_top("Relative reference is too far", r->name);
@@ -355,24 +355,21 @@ resolve(void)
 			break;
 		case '-':
 		case '.':
-			if(!(l = findlabel(r->name)))
-				return error_top("Unknown zero-page reference", r->name);
+			if(!l) return error_top("Unknown zero-page reference", r->name);
 			*rom = l->addr;
 			l->refs++;
 			break;
 		case ':':
 		case '=':
 		case ';':
-			if(!(l = findlabel(r->name)))
-				return error_top("Unknown absolute reference", r->name);
+			if(!l) return error_top("Unknown absolute reference", r->name);
 			*rom++ = l->addr >> 8, *rom = l->addr;
 			l->refs++;
 			break;
 		case '?':
 		case '!':
 		default:
-			if(!(l = findlabel(r->name)))
-				return error_top("Unknown subroutine reference", r->name);
+			if(!l) return error_top("Unknown subroutine reference", r->name);
 			a = l->addr - r->addr - 2;
 			*rom++ = a >> 8, *rom = a;
 			l->refs++;