shithub: scc

Download patch

ref: 61ebd696106ca49e68bfbedbe6c740ed9566aedf
parent: 99dafd2f9338748c5bae866e1697950daf654a89
author: Roberto E. Vargas Caballero <k0ga@shike2.com>
date: Fri Sep 29 17:43:38 EDT 2017

[as] Add dumpstab()

This function is very important to debug symbol table problems.

--- a/as/as.h
+++ b/as/as.h
@@ -109,6 +109,7 @@
 extern Symbol *tmpsym(TUINT val);
 extern void killtmp(void);
 extern int toobig(Node *np, int type);
+extern void dumpstab(char *msg);
 
 /* main.c */
 extern Symbol *lookup(char *name, int type);
--- a/as/symbol.c
+++ b/as/symbol.c
@@ -43,6 +43,27 @@
 
 Symbol *linesym;
 
+#ifndef NDEBUG
+void
+dumpstab(char *msg)
+{
+	Symbol **bp, *sym;
+
+	fprintf(stderr, "%s\n", msg);
+	for (bp = hashtbl; bp < &hashtbl[HASHSIZ]; ++bp) {
+		if (*bp == NULL)
+			continue;
+
+		fprintf(stderr, "[%d]", (int) (bp - hashtbl));
+		for (sym = *bp; sym; sym = sym->next) {
+			fprintf(stderr, " -> %s:%0X:%0X",
+			       sym->name, sym->flags, sym->argtype);
+		}
+		putc('\n', stderr);
+	}
+}
+#endif
+
 Symbol *
 lookup(char *name, int type)
 {