pan/bi: Print multiple destinations if needed

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8723>

src/panfrost/bifrost/bi_printer.c.py

@@ -152,7 +152,13 @@ bi_${mod}_as_str(enum bi_${mod} ${mod})
 void
 bi_print_instr(bi_instr *I, FILE *fp)
 {
-    bi_print_index(fp, I->dest[0]);
+    bi_foreach_dest(I, d) {
+        if (bi_is_null(I->dest[d])) break;
+        if (d > 0) fprintf(fp, ", ");
+
+        bi_print_index(fp, I->dest[d]);
+    }
+
     fprintf(fp, " = %s", bi_opcode_props[I->op].name);
 
     switch (I->op) {