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[cc2] Do not use size2asm in default initializer

QBE IR lacks fill with value command, so the previous
implementation was wrong. This implementation takes
the approach of using always a fill command with any
non initialized data. It is simpler for us, and it
is simpler for QBE.

--- a/cc2/arch/qbe/code.c

+++ b/cc2/arch/qbe/code.c

@@ -34,6 +34,8 @@

 {

 	char *s;

+	/* In qbe we can ignore the aligment because it handles it */

+

 	if (tp->flags & STRF) {

 		abort();

 	} else {

@@ -51,11 +53,10 @@

 			s = "q\t";

 			break;

 		default:

-			s = "z\t%llu\t";

-			break;

+			abort();

 		}

 	}

-	printf(s, (unsigned long long) tp->size);

+	fputs(s, stdout);

 }

 void

@@ -65,12 +66,10 @@

 		return;

 	if (sym->kind == GLOB)

 		fputs("export ", stdout);

-	printf("data %c%s = {\n", sigil(sym), sym->name);

+	printf("data $%s = {\n", sym->name);

 	if (sym->type.flags & INITF)

 		return;

-	putchar('\t');

-	size2asm(&sym->type);

-	puts("0\n}");

+	printf("\tz\t%llu\n}\n", (unsigned long long) sym->type.size);

 }

 void

-- 

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