nooc

commit 7d9a544e434a3a5b4b92e2584b009f61580ec96d
parent 279c421184bfd8ce59f29f903aa269fd2ccf1901
Author: Nihal Jere <nihal@nihaljere.xyz>
Date:   Tue, 14 Dec 2021 16:42:38 -0600

reserve RBP and RSP

Diffstat:
M
main.c
 | 
2
++
M
x64.c
 | 
2
+-

2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/main.c b/main.c
@@ -596,6 +596,7 @@ main(int argc, char *argv[])
 	struct block items = parse(head);
 	typecheck(items);
 
+	clearreg();
 	size_t len = genblock(NULL, &items, true);
 	char *text = malloc(len);
 	if (!text) {
@@ -603,6 +604,7 @@ main(int argc, char *argv[])
 		return 1;
 	}
 
+	clearreg();
 	size_t len2 = genblock(text, &items, true);
 	assert(len == len2);
 
diff --git a/x64.c b/x64.c
@@ -14,7 +14,7 @@ unsigned short used_reg;
 void
 clearreg()
 {
-	used_reg = 0;
+	used_reg = RBP | RSP;
 }
 
 enum reg