X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;ds=sidebyside;f=gesamt%2Fchelper.c;h=edef8449a52f5522147691e48a72578faa50dd2e;hb=dc9777f5c4d517c8c4f2888449250c8f187f2fa6;hp=b4831a70d19754c9e0ccc6584b418d84ddde7a13;hpb=1016ac04fb98f0e5de8ff18711518b3113e2c7ce;p=uebersetzerbau-ss10.git

diff --git a/gesamt/chelper.c b/gesamt/chelper.c
index b4831a7..edef844 100644
--- a/gesamt/chelper.c
+++ b/gesamt/chelper.c
@@ -14,10 +14,20 @@ static char *regs8l[] = {"al", "r10b", "r11b", "r9b"};
 
 /* ja, dirty.. */
 static char *akt_func_name = (char*) NULL;
-void func_header(char *s)
+static char need_stack = 0;
+
+void func_header(char *s, int vars, int parms, int call)
 {
 	printf("\t.globl %1$s\n\t.type %1$s, @function\n%1$s:\n", s);
+	printf("\t//vars: %i, parms: %i, call(bool): %i\n", vars, parms, call);
 	akt_func_name = s;
+
+	need_stack = (vars || parms) && call;
+	if(need_stack) {
+		printf("\tpushq %%rbp\n"
+				"\tmovq %%rsp, %%rbp\n",
+				"\tsubq $%d, %%rsp\n", 8*(vars+parms));
+	}
 }
 
 char *get_func_name(void)
@@ -27,6 +37,8 @@ char *get_func_name(void)
 
 void func_footer(void)
 {
+	if(need_stack)
+		printf("\tleave\n");
 	printf("\tret\n");
 }