corrected error in -,/,%

vivekzhere · Apr 28, 2012 · 9c22c68 · 9c22c68
1 parent 40c5f3b
commit 9c22c68
Showing 1 changed file with 12 additions and 3 deletions.
diff --git a/spsil.h b/spsil.h
@@ -601,8 +601,11 @@ void codegen(struct tree * root)
 				}
 				else
 				{
+					fprintf(fp,"MOV T%d,%s\n",regcount,reg1);
+					regcount++;
 					codegen(root->ptr2);
-					fprintf(fp,"SUB T%d,%s\n",regcount-1,reg1);
+					fprintf(fp,"SUB T%d,T%d\n",regcount-2,regcount-1);
+					regcount--;
 				}					
 			}
 			else
@@ -665,8 +668,11 @@ void codegen(struct tree * root)
 				}
 				else
 				{
+					fprintf(fp,"MOV T%d,%s\n",regcount,reg1);
+					regcount++;
 					codegen(root->ptr2);
-					fprintf(fp,"DIV T%d,%s\n",regcount-1,reg1);
+					fprintf(fp,"DIV T%d,T%d\n",regcount-2,regcount-1);
+					regcount--;
 				}					
 			}
 			else
@@ -697,8 +703,11 @@ void codegen(struct tree * root)
 				}
 				else
 				{
+					fprintf(fp,"MOV T%d,%s\n",regcount,reg1);
+					regcount++;
 					codegen(root->ptr2);
-					fprintf(fp,"MOD T%d,%s\n",regcount-1,reg1);
+					fprintf(fp,"MOD T%d,T%d\n",regcount-2,regcount-1);
+					regcount--;
 				}					
 			}
 			else