printf("\tsub $%d, %%%s\n", KIDKID_VAL(0,1), KID_REG(1));
}
-/* dirty...*/
-static short xchg_param[7] = {0};
void make_call(struct treenode *bnode)
{
int j;
printf("\t//params pushen\n");
for(j = 0; j < bnode->soffset; j++) {
- if(xchg_param[j] == 1)
- printf("\txchg %%%s, %d(%%rsp)\n", param_reg(j), j*8);
+ printf("\txchg %%%s, %d(%%rsp)\n", param_reg(j), j*8);
}
printf("\t//vars pushen\n");
- for(j = VARBEGIN; j > VARBEGIN - bnode->vars; j--) {
+ for(j = bnode->soffset; j < bnode->soffset + bnode->vars; j++) {
printf("\tpushq %%%s\n", param_reg(j));
}
}
/* vars poppen */
- for(j = VARBEGIN+1 - bnode->vars; j < VARBEGIN+1; j++) {
+ for(j = bnode->soffset + bnode->vars - 1; j > bnode->soffset - 1; j--) {
printf("\tpopq %%%s\n", param_reg(j));
}
void prep_arg(struct treenode *bnode, int moveit)
{
printf("\t//args-nr-> %i (%%%s) [moveit= %i]\n", bnode->soffset, param_reg(bnode->soffset), moveit);
- xchg_param[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));
- xchg_param[bnode->soffset] = 0;
}
} else {
printf("\tpushq %%%s\n", BN_REG);
} else { /* just O_ID */
KIDREG2PARM(0);
printf("\tpushq %%%s\n", KID_REG(0));
- if(strcmp(KID_REG(0), param_reg(bnode->soffset)) == 0) {
- xchg_param[bnode->soffset] = 0;
- }
}
}
+void gen_sub_field(struct treenode *bnode)
+{
+ /* siehe intelli_03.0 @ gesamt */
+ printf("\t//gen_sub_field\n");
+ KIDKIDREG2PARM(1,0);
+ if(!(strcmp(bnode->kids[0]->kids[0]->kids[0]->name, bnode->kids[1]->kids[0]->name) == 0 &&
+ bnode->kids[0]->kids[0]->soffset == bnode->kids[1]->soffset)) {
+ KIDKIDKIDREG2PARM(0,0,0);
+ printf("\tmov %d(%%%s), %%%s\n", bnode->kids[0]->kids[0]->soffset * 8, KIDKIDKID_REG(0,0,0), BN_REG);
+ printf("\tmov %%%s, %d(%%%s)\n", BN_REG, bnode->kids[1]->soffset * 8, KIDKID_REG(1,0));
+ }
+ printf("\tsub $%d, %d(%%%s)\n", bnode->kids[0]->kids[1]->val, bnode->kids[1]->soffset * 8, KIDKID_REG(1,0));
+}
+
%}
%start begin
assign: O_ASSIGN(expr, O_FIELD(expr)) # 1 # KIDKIDREG2PARM(1,0); printf("\tmovq %%%s, %d(%%%s)\n", BN_REG, bnode->kids[1]->soffset * 8, KIDKID_REG(1,0));
assign: O_ASSIGN(O_ID, O_FIELD(expr)) # 1 # KIDREG2PARM(0); KIDKIDREG2PARM(1,0); printf("\tmovq %%%s, %d(%%%s)\n", KID_REG(0), bnode->kids[1]->soffset * 8, KIDKID_REG(1,0));
+assign: O_ASSIGN(O_SUB(O_FIELD(O_ID), imm), O_FIELD(O_ID)) # 1 # gen_sub_field(bnode);
ifstat: O_IF(O_ID) # 1 # /* fuer faelle wie "if bla then" noetig */ KIDREG2PARM(0); printf("\ttest $-1, %%%s\n", KID_REG(0));