printf("\tsub $%d, %%%s\n", KIDKID_VAL(0,1), KID_REG(1));
}
+/* ... dirty */
+static short sc[8] = {0};
void make_call(struct treenode *bnode)
{
int j;
printf("\t//params pushen\n");
for(j = 0; j < bnode->soffset; j++) {
- printf("\txchg %%%s, %d(%%rsp)\n", param_reg(j), j*8);
+ if(sc[j] == 1)
+ printf("\txchg %%%s, %d(%%rsp)\n", param_reg(j), j*8);
+ else if (sc[j] == 0)
+ printf("\tpushq %%%s\n", param_reg(j));
}
printf("\t//vars pushen\n");
for(j = bnode->soffset; j < bnode->soffset + bnode->vars; j++) {
}
/* params poppen */
+ for(j = bnode->soffset - 1; j >= 0; j--) {
+ if(sc[j] == 0)
+ printf("\tpopq %%%s\n", param_reg(j));
+ }
for(j = 0; j < bnode->soffset; j++) {
- printf("\tpopq %%%s\n", param_reg(j));
+ if(sc[j] > 0)
+ printf("\tpopq %%%s\n", param_reg(j));
}
+
+ /* clear stack_control array */
+ for(j = 0; j < sizeof sc / sizeof sc[0]; j++)
+ sc[j] = 0;
}
void prep_arg(struct treenode *bnode, int moveit)
{
printf("\t//args-nr-> %i (%%%s) [moveit= %i]\n", bnode->soffset, param_reg(bnode->soffset), moveit);
+ sc[bnode->soffset] = 1;
if(moveit) { /* expr */
if((BN_REG == (char *) NULL) || (bnode->kids[1] != TREENULL && bnode->kids[1]->op == O_ID && bnode->kids[1]->kids[0] == TREENULL && bnode->kids[1]->kids[1] == TREENULL)) {
if(bnode->kids[1]->name != (char *) NULL && strcmp(bnode->kids[1]->name,"this")!=0) {
printf("\tpushq %%%s\n", KID_REG(1));
} else {
printf("\tpushq %%%s\n", param_reg(bnode->soffset));
+ sc[bnode->soffset] = 2;
}
} else {
printf("\tpushq %%%s\n", BN_REG);