intern symbol names

Symbols in the source file are still limited in
length because the rest of the code assumes that
strings always fit in NString bytes.

Regardless, there is already a benefit because
comparing/copying symbol names does not require
using strcmp()/strcpy() anymore.

1 files changed, 2 insertions, 2 deletions

diff --git a/alias.c b/alias.c
index 77d5d73..66c12e5 100644
--- a/alias.c
+++ b/alias.c
@@ -18,7 +18,7 @@ getalias(Alias *a, Ref r, Fn *fn)
 		c = &fn->con[r.val];
 		if (c->type == CAddr) {
 			a->type = ASym;
-			strcpy(a->label, c->label);
+			a->label = c->label;
 		} else
 			a->type = ACon;
 		a->offset = c->bits.i;
@@ -51,7 +51,7 @@ alias(Ref p, int sp, Ref q, int sq, int *delta, Fn *fn)
 		/* they conservatively alias if the
 		 * symbols are different, or they
 		 * alias for sure if they overlap */
-		if (strcmp(ap.label, aq.label) != 0)
+		if (ap.label != aq.label)
 			return MayAlias;
 		if (ovlap)
 			return MustAlias;